All airlines flying from Chicago O'Hare (ORD) to Buffalo (BUF).

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FLIGHT SCHEDULE
Direct Codeshare Flights:
Daily 14:12 Chicago O'Hare (ORD) 1 16:47 Buffalo (BUF) Air New Zealand NZ 2113 Non-stop Boeing 737-800 (738) 1:35 Effective from 2025-02-13 Codeshare flight, operated by United Airlines.(UA 1448)
Sat 14:17 Chicago O'Hare (ORD) 1 16:58 Buffalo (BUF) Air New Zealand NZ 2113 Non-stop Airbus A319 (319) 1:41 Effective 2024-11-02 through 2024-11-30 Codeshare flight, operated by United Airlines.(UA 1448)
Sat,Sun 14:20 Chicago O'Hare (ORD) 2 17:02 Buffalo (BUF) Air New Zealand NZ 2113 Non-stop Embraer EMB 175 (E7W) 1:42 Valid until 2024-09-07 Codeshare flight, operated by United Airlines.(UA 5609)
Mon-Fri 14:20 Chicago O'Hare (ORD) 1 16:58 Buffalo (BUF) Air New Zealand NZ 2113 Non-stop Boeing 737 MAX 8 (7M8) 1:38 Valid until 2024-09-06 Codeshare flight, operated by United Airlines.(UA 1448)
Mon-Fri,Sun 14:20 Chicago O'Hare (ORD) 1 16:58 Buffalo (BUF) Air New Zealand NZ 2113 Non-stop Boeing 737 MAX 8 (7M8) 1:38 Effective 2024-09-08 through 2024-09-27 Codeshare flight, operated by United Airlines.(UA 1448)
Sat 14:20 Chicago O'Hare (ORD) 2 17:02 Buffalo (BUF) Air New Zealand NZ 2113 Non-stop Embraer EMB 175 (E7W) 1:42 Effective 2024-09-14 through 2024-09-21 Codeshare flight, operated by United Airlines.(UA 5609)
Sat 14:20 Chicago O'Hare (ORD) 1 16:58 Buffalo (BUF) Air New Zealand NZ 2113 Non-stop Airbus A320 (320) 1:38 Effective 2024-09-28 through 2024-10-12 Codeshare flight, operated by United Airlines.(UA 1448)
Sun 14:20 Chicago O'Hare (ORD) 1 16:58 Buffalo (BUF) Air New Zealand NZ 2113 Non-stop Boeing 737-700 (73G) 1:38 Operates only on 2024-09-29 Codeshare flight, operated by United Airlines.(UA 1448)
Mon-Fri,Sun 14:20 Chicago O'Hare (ORD) 1 16:58 Buffalo (BUF) Air New Zealand NZ 2113 Non-stop Boeing 737 MAX 8 (7M8) 1:38 Effective 2024-09-30 through 2024-10-11 Codeshare flight, operated by United Airlines.(UA 1448)
Sun 14:20 Chicago O'Hare (ORD) 1 16:58 Buffalo (BUF) Air New Zealand NZ 2113 Non-stop Boeing 737-700 (73G) 1:38 Operates only on 2024-10-13 Codeshare flight, operated by United Airlines.(UA 1448)
Mon,Sat 14:20 Chicago O'Hare (ORD) 1 16:58 Buffalo (BUF) Air New Zealand NZ 2113 Non-stop Airbus A320 (320) 1:38 Effective 2024-10-14 through 2024-10-19 Codeshare flight, operated by United Airlines.(UA 1448)
Mon-Fri,Sun 14:20 Chicago O'Hare (ORD) 1 16:58 Buffalo (BUF) Air New Zealand NZ 2113 Non-stop Boeing 737 MAX 8 (7M8) 1:38 Effective 2024-10-15 through 2024-10-25 Codeshare flight, operated by United Airlines.(UA 1448)
Sat 14:20 Chicago O'Hare (ORD) 1 16:58 Buffalo (BUF) Air New Zealand NZ 2113 Non-stop Airbus A320 (320) 1:38 Operates only on 2024-10-26 Codeshare flight, operated by United Airlines.(UA 1448)
Daily 10:35 Chicago O'Hare (ORD) 2 13:17 Buffalo (BUF) Air New Zealand NZ 2115 Non-stop Canadair CRJ 550 (CR5) 1:42 Valid until 2024-10-26 Codeshare flight, operated by United Airlines.(UA 4382)
Daily 10:35 Chicago O'Hare (ORD) 2 13:10 Buffalo (BUF) Air New Zealand NZ 2115 Non-stop Canadair CRJ 550 (CR5) 1:35 Effective 2024-10-27 through 2024-11-27 Codeshare flight, operated by United Airlines.(UA 4382)
Mon,Fri-Sun 10:35 Chicago O'Hare (ORD) 2 13:10 Buffalo (BUF) Air New Zealand NZ 2115 Non-stop Canadair CRJ 550 (CR5) 1:35 Effective 2024-11-29 through 2024-12-02 Codeshare flight, operated by United Airlines.(UA 4382)
Daily 10:35 Chicago O'Hare (ORD) 2 13:11 Buffalo (BUF) Air New Zealand NZ 2115 Non-stop Embraer EMB 175 (E7W) 1:36 Effective 2024-12-03 through 2024-12-18 Codeshare flight, operated by United Airlines.(UA 4800)
Daily 10:35 Chicago O'Hare (ORD) 2 13:20 Buffalo (BUF) Air New Zealand NZ 2115 Non-stop Canadair CRJ 550 (CR5) 1:45 Effective 2024-12-19 through 2025-01-06 Codeshare flight, operated by United Airlines.(UA 4382)
Daily 10:35 Chicago O'Hare (ORD) 2 13:10 Buffalo (BUF) Air New Zealand NZ 2115 Non-stop Canadair CRJ 550 (CR5) 1:35 Effective from 2025-01-07 Codeshare flight, operated by United Airlines.(UA 4382)
Daily 17:50 Chicago O'Hare (ORD) 1 20:27 Buffalo (BUF) Air New Zealand NZ 2121 Non-stop Airbus A319 (319) 1:37 Effective 2025-01-07 through 2025-02-12 Codeshare flight, operated by United Airlines.(UA 1335)
Daily 17:50 Chicago O'Hare (ORD) 1 20:31 Buffalo (BUF) Air New Zealand NZ 2121 Non-stop Boeing 737 MAX 8 (7M8) 1:41 Effective from 2025-02-13 Codeshare flight, operated by United Airlines.(UA 1335)
Mon-Fri,Sun 18:06 Chicago O'Hare (ORD) 1 20:47 Buffalo (BUF) Air New Zealand NZ 2121 Non-stop Boeing 737-700 (73G) 1:41 Effective 2024-10-27 through 2024-11-27 Codeshare flight, operated by United Airlines.(UA 1335)
Sat 18:06 Chicago O'Hare (ORD) 1 20:47 Buffalo (BUF) Air New Zealand NZ 2121 Non-stop Airbus A319 (319) 1:41 Effective 2024-11-02 through 2024-11-30 Codeshare flight, operated by United Airlines.(UA 1335)
Mon,Fri,Sun 18:06 Chicago O'Hare (ORD) 1 20:47 Buffalo (BUF) Air New Zealand NZ 2121 Non-stop Boeing 737-700 (73G) 1:41 Effective 2024-11-29 through 2024-12-02 Codeshare flight, operated by United Airlines.(UA 1335)
Daily 18:08 Chicago O'Hare (ORD) 1 20:49 Buffalo (BUF) Air New Zealand NZ 2121 Non-stop Boeing 737-800 (738) 1:41 Valid until 2024-09-25 Codeshare flight, operated by United Airlines.(UA 1335)
Daily 18:15 Chicago O'Hare (ORD) 1 20:56 Buffalo (BUF) Air New Zealand NZ 2121 Non-stop Boeing 737-800 (738) 1:41 Effective 2024-09-26 through 2024-10-18 Codeshare flight, operated by United Airlines.(UA 1335)
Sat 18:15 Chicago O'Hare (ORD) 1 20:56 Buffalo (BUF) Air New Zealand NZ 2121 Non-stop Airbus A320 (320) 1:41 Operates only on 2024-10-19 Codeshare flight, operated by United Airlines.(UA 1335)
Daily 18:15 Chicago O'Hare (ORD) 1 20:56 Buffalo (BUF) Air New Zealand NZ 2121 Non-stop Boeing 737-800 (738) 1:41 Effective 2024-10-20 through 2024-10-26 Codeshare flight, operated by United Airlines.(UA 1335)
Tue 18:15 Chicago O'Hare (ORD) 1 21:00 Buffalo (BUF) Air New Zealand NZ 2121 Non-stop Boeing 737-800 (738) 1:45 Effective 2024-12-03 through 2024-12-17 Codeshare flight, operated by United Airlines.(UA 1335)
Mon,Wed-Fri,Sun 18:15 Chicago O'Hare (ORD) 1 21:00 Buffalo (BUF) Air New Zealand NZ 2121 Non-stop Boeing 737-700 (73G) 1:45 Effective 2024-12-04 through 2024-12-18 Codeshare flight, operated by United Airlines.(UA 1335)
Daily 18:20 Chicago O'Hare (ORD) 1 21:01 Buffalo (BUF) Air New Zealand NZ 2121 Non-stop Airbus A319 (319) 1:41 Effective 2024-12-19 through 2025-01-06 Codeshare flight, operated by United Airlines.(UA 1335)
Sat 18:33 Chicago O'Hare (ORD) 1 21:18 Buffalo (BUF) Air New Zealand NZ 2121 Non-stop Boeing 737-900 (739) 1:45 Effective 2024-12-07 through 2024-12-14 Codeshare flight, operated by United Airlines.(UA 1335)
Thu 14:10 Chicago O'Hare (ORD) 1 16:51 Buffalo (BUF) Avianca AV 2278 Non-stop Boeing 737-700 (73G) 1:41 Operates only on 2024-11-28 Codeshare flight, operated by United Airlines.(UA 1448)
Daily 17:50 Chicago O'Hare (ORD) 1 20:27 Buffalo (BUF) Avianca AV 2278 Non-stop Airbus A319 (319) 1:37 Effective 2025-01-07 through 2025-02-12 Codeshare flight, operated by United Airlines.(UA 1335)
Daily 17:50 Chicago O'Hare (ORD) 1 20:31 Buffalo (BUF) Avianca AV 2278 Non-stop Boeing 737 MAX 8 (7M8) 1:41 Effective 2025-02-13 through 2025-03-29 Codeshare flight, operated by United Airlines.(UA 1335)
Mon-Fri,Sun 18:06 Chicago O'Hare (ORD) 1 20:47 Buffalo (BUF) Avianca AV 2278 Non-stop Boeing 737-700 (73G) 1:41 Effective 2024-10-27 through 2024-11-27 Codeshare flight, operated by United Airlines.(UA 1335)
Sat 18:06 Chicago O'Hare (ORD) 1 20:47 Buffalo (BUF) Avianca AV 2278 Non-stop Airbus A319 (319) 1:41 Effective 2024-11-02 through 2024-11-30 Codeshare flight, operated by United Airlines.(UA 1335)
Mon,Fri,Sun 18:06 Chicago O'Hare (ORD) 1 20:47 Buffalo (BUF) Avianca AV 2278 Non-stop Boeing 737-700 (73G) 1:41 Effective 2024-11-29 through 2024-12-02 Codeshare flight, operated by United Airlines.(UA 1335)
Tue 18:15 Chicago O'Hare (ORD) 1 21:00 Buffalo (BUF) Avianca AV 2278 Non-stop Boeing 737-800 (738) 1:45 Effective 2024-12-03 through 2024-12-17 Codeshare flight, operated by United Airlines.(UA 1335)
Mon,Wed-Fri,Sun 18:15 Chicago O'Hare (ORD) 1 21:00 Buffalo (BUF) Avianca AV 2278 Non-stop Boeing 737-700 (73G) 1:45 Effective 2024-12-04 through 2024-12-18 Codeshare flight, operated by United Airlines.(UA 1335)
Daily 18:20 Chicago O'Hare (ORD) 1 21:01 Buffalo (BUF) Avianca AV 2278 Non-stop Airbus A319 (319) 1:41 Effective 2024-12-19 through 2025-01-06 Codeshare flight, operated by United Airlines.(UA 1335)
Sat 18:33 Chicago O'Hare (ORD) 1 21:18 Buffalo (BUF) Avianca AV 2278 Non-stop Boeing 737-900 (739) 1:45 Effective 2024-12-07 through 2024-12-14 Codeshare flight, operated by United Airlines.(UA 1335)
Daily 18:20 Chicago O'Hare (ORD) 3 21:02 Buffalo (BUF) Qatar Airways QR 2544 Non-stop Canadair CRJ 700 (CR7) 1:42 Effective 2025-01-07 through 2025-02-12 Codeshare flight, operated by American Airlines.(AA 4948)
Tue 16:40 Chicago O'Hare (ORD) 3 19:14 Buffalo (BUF) Qatar Airways QR 2639 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:34 Effective 2024-10-15 through 2024-10-22 Codeshare flight, operated by American Airlines.(AA 3351)
Fri 19:00 Chicago O'Hare (ORD) 3 21:45 Buffalo (BUF) Qatar Airways QR 2639 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:45 Operates only on 2024-10-11 Codeshare flight, operated by American Airlines.(AA 4270)
Thu 19:00 Chicago O'Hare (ORD) 3 21:45 Buffalo (BUF) Qatar Airways QR 2648 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:45 Effective 2024-10-10 through 2024-10-24 Codeshare flight, operated by American Airlines.(AA 4270)
Mon,Sun 19:00 Chicago O'Hare (ORD) 3 21:45 Buffalo (BUF) Qatar Airways QR 2648 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:45 Effective 2024-10-27 through 2024-10-28 Codeshare flight, operated by American Airlines.(AA 4270)
Sat 23:59 Chicago O'Hare (ORD) 1 02:39 Buffalo (BUF) Air Canada AC 3525 Non-stop Airbus A319 (319) 1:40 Operates only on 2024-11-30 Codeshare flight, operated by United Airlines.(UA 1565) The flight arrives 1 day after departure.
Sun 23:59 Chicago O'Hare (ORD) 1 02:39 Buffalo (BUF) Air Canada AC 3525 Non-stop Boeing 737-700 (73G) 1:40 Operates only on 2024-12-01 Codeshare flight, operated by United Airlines.(UA 1565) The flight arrives 1 day after departure.
Daily 10:35 Chicago O'Hare (ORD) 2 13:17 Buffalo (BUF) Air Canada AC 3958 Non-stop Canadair CRJ 550 (CR5) 1:42 Valid until 2024-10-26 Codeshare flight, operated by United Airlines.(UA 4382)

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Parallax here ORD-BUF

1 2 3 4 5 6 7 8 9 10

A domestic route departing from the Chicago O'Hare airport (ORD) and arriving at Buffalo airport (BUF).
The flight distance is 472 miles, or 759 km.
The timezone of the departure airport is UTC-6 , and the timezone of the arrival airport is UTC-5 . Current time at the point of departure is (loading...), and (loading...) at the point of arrival. There is a (loading...) hour time difference between the airports.
For direct flights, the flight time varies between 1:27 and 1:48.

Return (BUF-ORD) flights

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All airlines flying from Chicago O'Hare (ORD) to Buffalo (BUF).

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FLIGHT SCHEDULE

Direct Codeshare Flights:

Air New Zealand NZ2113

14:12

Chicago O'Hare (ORD) 1

16:47

Buffalo (BUF)

Effective from 2025-02-13

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 1448)

Duration: 1:35, non-stop
Boeing 737-800 (738)

Air New Zealand NZ2113

14:17

Chicago O'Hare (ORD) 1

16:58

Buffalo (BUF)

Effective 2024-11-02 through 2024-11-30

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by United Airlines. (UA 1448)

Duration: 1:41, non-stop
Airbus A319 (319)

Air New Zealand NZ2113

14:20

Chicago O'Hare (ORD) 2

17:02

Buffalo (BUF)

Valid until 2024-09-07

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 5609)

Duration: 1:42, non-stop
Embraer EMB 175 (E7W)

Air New Zealand NZ2113

14:20

Chicago O'Hare (ORD) 1

16:58

Buffalo (BUF)

Valid until 2024-09-06

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun
-

Codeshare flight, operated by United Airlines. (UA 1448)

Duration: 1:38, non-stop
Boeing 737 MAX 8 (7M8)

Air New Zealand NZ2113

14:20

Chicago O'Hare (ORD) 1

16:58

Buffalo (BUF)

Effective 2024-09-08 through 2024-09-27

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun

Codeshare flight, operated by United Airlines. (UA 1448)

Duration: 1:38, non-stop
Boeing 737 MAX 8 (7M8)

Air New Zealand NZ2113

14:20

Chicago O'Hare (ORD) 2

17:02

Buffalo (BUF)

Effective 2024-09-14 through 2024-09-21

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by United Airlines. (UA 5609)

Duration: 1:42, non-stop
Embraer EMB 175 (E7W)

Air New Zealand NZ2113

14:20

Chicago O'Hare (ORD) 1

16:58

Buffalo (BUF)

Effective 2024-09-28 through 2024-10-12

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by United Airlines. (UA 1448)

Duration: 1:38, non-stop
Airbus A320 (320)

Air New Zealand NZ2113

14:20

Chicago O'Hare (ORD) 1

16:58

Buffalo (BUF)

Operates only on 2024-09-29

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Codeshare flight, operated by United Airlines. (UA 1448)

Duration: 1:38, non-stop
Boeing 737-700 (73G)

Air New Zealand NZ2113

14:20

Chicago O'Hare (ORD) 1

16:58

Buffalo (BUF)

Effective 2024-09-30 through 2024-10-11

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun

Codeshare flight, operated by United Airlines. (UA 1448)

Duration: 1:38, non-stop
Boeing 737 MAX 8 (7M8)

Air New Zealand NZ2113

14:20

Chicago O'Hare (ORD) 1

16:58

Buffalo (BUF)

Operates only on 2024-10-13

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Codeshare flight, operated by United Airlines. (UA 1448)

Duration: 1:38, non-stop
Boeing 737-700 (73G)

Air New Zealand NZ2113

14:20

Chicago O'Hare (ORD) 1

16:58

Buffalo (BUF)

Effective 2024-10-14 through 2024-10-19

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by United Airlines. (UA 1448)

Duration: 1:38, non-stop
Airbus A320 (320)

Air New Zealand NZ2113

14:20

Chicago O'Hare (ORD) 1

16:58

Buffalo (BUF)

Effective 2024-10-15 through 2024-10-25

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun

Codeshare flight, operated by United Airlines. (UA 1448)

Duration: 1:38, non-stop
Boeing 737 MAX 8 (7M8)

Air New Zealand NZ2113

14:20

Chicago O'Hare (ORD) 1

16:58

Buffalo (BUF)

Operates only on 2024-10-26

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by United Airlines. (UA 1448)

Duration: 1:38, non-stop
Airbus A320 (320)

Air New Zealand NZ2115

10:35

Chicago O'Hare (ORD) 2

13:17

Buffalo (BUF)

Valid until 2024-10-26

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 4382)

Duration: 1:42, non-stop
Canadair CRJ 550 (CR5)

Air New Zealand NZ2115

10:35

Chicago O'Hare (ORD) 2

13:10

Buffalo (BUF)

Effective 2024-10-27 through 2024-11-27

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 4382)

Duration: 1:35, non-stop
Canadair CRJ 550 (CR5)

Air New Zealand NZ2115

10:35

Chicago O'Hare (ORD) 2

13:10

Buffalo (BUF)

Effective 2024-11-29 through 2024-12-02

Mon

Tue
-

Wed
-

Thu
-

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 4382)

Duration: 1:35, non-stop
Canadair CRJ 550 (CR5)

Air New Zealand NZ2115

10:35

Chicago O'Hare (ORD) 2

13:11

Buffalo (BUF)

Effective 2024-12-03 through 2024-12-18

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 4800)

Duration: 1:36, non-stop
Embraer EMB 175 (E7W)

Air New Zealand NZ2115

10:35

Chicago O'Hare (ORD) 2

13:20

Buffalo (BUF)

Effective 2024-12-19 through 2025-01-06

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 4382)

Duration: 1:45, non-stop
Canadair CRJ 550 (CR5)

Air New Zealand NZ2115

10:35

Chicago O'Hare (ORD) 2

13:10

Buffalo (BUF)

Effective from 2025-01-07

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 4382)

Duration: 1:35, non-stop
Canadair CRJ 550 (CR5)

Air New Zealand NZ2121

17:50

Chicago O'Hare (ORD) 1

20:27

Buffalo (BUF)

Effective 2025-01-07 through 2025-02-12

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 1335)

Duration: 1:37, non-stop
Airbus A319 (319)

Air New Zealand NZ2121

17:50

Chicago O'Hare (ORD) 1

20:31

Buffalo (BUF)

Effective from 2025-02-13

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 1335)

Duration: 1:41, non-stop
Boeing 737 MAX 8 (7M8)

Air New Zealand NZ2121

18:06

Chicago O'Hare (ORD) 1

20:47

Buffalo (BUF)

Effective 2024-10-27 through 2024-11-27

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun

Codeshare flight, operated by United Airlines. (UA 1335)

Duration: 1:41, non-stop
Boeing 737-700 (73G)

Air New Zealand NZ2121

18:06

Chicago O'Hare (ORD) 1

20:47

Buffalo (BUF)

Effective 2024-11-02 through 2024-11-30

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by United Airlines. (UA 1335)

Duration: 1:41, non-stop
Airbus A319 (319)

Air New Zealand NZ2121

18:06

Chicago O'Hare (ORD) 1

20:47

Buffalo (BUF)

Effective 2024-11-29 through 2024-12-02

Mon

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun

Codeshare flight, operated by United Airlines. (UA 1335)

Duration: 1:41, non-stop
Boeing 737-700 (73G)

Air New Zealand NZ2121

18:08

Chicago O'Hare (ORD) 1

20:49

Buffalo (BUF)

Valid until 2024-09-25

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 1335)

Duration: 1:41, non-stop
Boeing 737-800 (738)

Air New Zealand NZ2121

18:15

Chicago O'Hare (ORD) 1

20:56

Buffalo (BUF)

Effective 2024-09-26 through 2024-10-18

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 1335)

Duration: 1:41, non-stop
Boeing 737-800 (738)

Air New Zealand NZ2121

18:15

Chicago O'Hare (ORD) 1

20:56

Buffalo (BUF)

Operates only on 2024-10-19

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by United Airlines. (UA 1335)

Duration: 1:41, non-stop
Airbus A320 (320)

Air New Zealand NZ2121

18:15

Chicago O'Hare (ORD) 1

20:56

Buffalo (BUF)

Effective 2024-10-20 through 2024-10-26

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 1335)

Duration: 1:41, non-stop
Boeing 737-800 (738)

Air New Zealand NZ2121

18:15

Chicago O'Hare (ORD) 1

21:00

Buffalo (BUF)

Effective 2024-12-03 through 2024-12-17

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by United Airlines. (UA 1335)

Duration: 1:45, non-stop
Boeing 737-800 (738)

Air New Zealand NZ2121

18:15

Chicago O'Hare (ORD) 1

21:00

Buffalo (BUF)

Effective 2024-12-04 through 2024-12-18

Mon

Tue
-

Wed

Thu

Fri

Sat
-

Sun

Codeshare flight, operated by United Airlines. (UA 1335)

Duration: 1:45, non-stop
Boeing 737-700 (73G)

Air New Zealand NZ2121

18:20

Chicago O'Hare (ORD) 1

21:01

Buffalo (BUF)

Effective 2024-12-19 through 2025-01-06

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 1335)

Duration: 1:41, non-stop
Airbus A319 (319)

Air New Zealand NZ2121

18:33

Chicago O'Hare (ORD) 1

21:18

Buffalo (BUF)

Effective 2024-12-07 through 2024-12-14

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by United Airlines. (UA 1335)

Duration: 1:45, non-stop
Boeing 737-900 (739)

Avianca AV2278

14:10

Chicago O'Hare (ORD) 1

16:51

Buffalo (BUF)

Operates only on 2024-11-28

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by United Airlines. (UA 1448)

Duration: 1:41, non-stop
Boeing 737-700 (73G)

Avianca AV2278

17:50

Chicago O'Hare (ORD) 1

20:27

Buffalo (BUF)

Effective 2025-01-07 through 2025-02-12

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 1335)

Duration: 1:37, non-stop
Airbus A319 (319)

Avianca AV2278

17:50

Chicago O'Hare (ORD) 1

20:31

Buffalo (BUF)

Effective 2025-02-13 through 2025-03-29

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 1335)

Duration: 1:41, non-stop
Boeing 737 MAX 8 (7M8)

Avianca AV2278

18:06

Chicago O'Hare (ORD) 1

20:47

Buffalo (BUF)

Effective 2024-10-27 through 2024-11-27

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun

Codeshare flight, operated by United Airlines. (UA 1335)

Duration: 1:41, non-stop
Boeing 737-700 (73G)

Avianca AV2278

18:06

Chicago O'Hare (ORD) 1

20:47

Buffalo (BUF)

Effective 2024-11-02 through 2024-11-30

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by United Airlines. (UA 1335)

Duration: 1:41, non-stop
Airbus A319 (319)

Avianca AV2278

18:06

Chicago O'Hare (ORD) 1

20:47

Buffalo (BUF)

Effective 2024-11-29 through 2024-12-02

Mon

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun

Codeshare flight, operated by United Airlines. (UA 1335)

Duration: 1:41, non-stop
Boeing 737-700 (73G)

Avianca AV2278

18:15

Chicago O'Hare (ORD) 1

21:00

Buffalo (BUF)

Effective 2024-12-03 through 2024-12-17

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by United Airlines. (UA 1335)

Duration: 1:45, non-stop
Boeing 737-800 (738)

Avianca AV2278

18:15

Chicago O'Hare (ORD) 1

21:00

Buffalo (BUF)

Effective 2024-12-04 through 2024-12-18

Mon

Tue
-

Wed

Thu

Fri

Sat
-

Sun

Codeshare flight, operated by United Airlines. (UA 1335)

Duration: 1:45, non-stop
Boeing 737-700 (73G)

Avianca AV2278

18:20

Chicago O'Hare (ORD) 1

21:01

Buffalo (BUF)

Effective 2024-12-19 through 2025-01-06

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 1335)

Duration: 1:41, non-stop
Airbus A319 (319)

Avianca AV2278

18:33

Chicago O'Hare (ORD) 1

21:18

Buffalo (BUF)

Effective 2024-12-07 through 2024-12-14

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by United Airlines. (UA 1335)

Duration: 1:45, non-stop
Boeing 737-900 (739)

Qatar Airways QR2544

18:20

Chicago O'Hare (ORD) 3

21:02

Buffalo (BUF)

Effective 2025-01-07 through 2025-02-12

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by American Airlines. (AA 4948)

Duration: 1:42, non-stop
Canadair CRJ 700 (CR7)

Qatar Airways QR2639

16:40

Chicago O'Hare (ORD) 3

19:14

Buffalo (BUF)

Effective 2024-10-15 through 2024-10-22

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by American Airlines. (AA 3351)

Duration: 1:34, non-stop
Embraer EMB 170 / EMB 175 (E70)

Qatar Airways QR2639

19:00

Chicago O'Hare (ORD) 3

21:45

Buffalo (BUF)

Operates only on 2024-10-11

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Codeshare flight, operated by American Airlines. (AA 4270)

Duration: 1:45, non-stop
Embraer EMB 170 / EMB 175 (E70)

Qatar Airways QR2648

19:00

Chicago O'Hare (ORD) 3

21:45

Buffalo (BUF)

Effective 2024-10-10 through 2024-10-24

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by American Airlines. (AA 4270)

Duration: 1:45, non-stop
Embraer EMB 170 / EMB 175 (E70)

Qatar Airways QR2648

19:00

Chicago O'Hare (ORD) 3

21:45

Buffalo (BUF)

Effective 2024-10-27 through 2024-10-28

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Codeshare flight, operated by American Airlines. (AA 4270)

Duration: 1:45, non-stop
Embraer EMB 170 / EMB 175 (E70)

Air Canada AC3525

23:59

Chicago O'Hare (ORD) 1

02:39(+1)

Buffalo (BUF)

Operates only on 2024-11-30

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by United Airlines. (UA 1565)

Duration: 1:40, non-stop
Airbus A319 (319)
The flight arrives 1 day after departure.

Air Canada AC3525

23:59

Chicago O'Hare (ORD) 1

02:39(+1)

Buffalo (BUF)

Operates only on 2024-12-01

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Codeshare flight, operated by United Airlines. (UA 1565)

Duration: 1:40, non-stop
Boeing 737-700 (73G)
The flight arrives 1 day after departure.

Air Canada AC3958

10:35

Chicago O'Hare (ORD) 2

13:17

Buffalo (BUF)

Valid until 2024-10-26

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 4382)

Duration: 1:42, non-stop
Canadair CRJ 550 (CR5)

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A domestic route departing from the Chicago O'Hare airport (ORD) and arriving at Buffalo airport (BUF).
The flight distance is 472 miles, or 759 km.
The timezone of the departure airport is UTC-6 , and the timezone of the arrival airport is UTC-5 . Current time at the point of departure is (loading...), and (loading...) at the point of arrival. There is a (loading...) hour time difference between the airports.
For direct flights, the flight time varies between 1:27 and 1:48.

Return (BUF-ORD) flights

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