Etihad flight EY 8421: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Daily 06:30 Hartford (BDL) 07:30 New York John F. Kennedy (JFK) 5
EY 8421 Non-stop Airbus A320 (320) 1:00 Effective 2025-09-03 through 2025-10-25
Codeshare flight, operated by JetBlue.(B6 676)
Mon-Wed,Fri-Sun 07:00 Detroit (DTW) E 08:52 Boston Logan (BOS) C
EY 8421 Non-stop Airbus A220-300 (223) 1:52 Effective 2025-06-06 through 2025-06-11
Codeshare flight, operated by JetBlue.(B6 836)
Sat 07:00 Hartford (BDL) 07:59 New York John F. Kennedy (JFK) 5
EY 8421 Non-stop Airbus A320 (320) 0:59 Effective 2025-06-28 through 2025-08-30
Codeshare flight, operated by JetBlue.(B6 676)
Sat 07:00 Hartford (BDL) 08:00 New York John F. Kennedy (JFK) 5
EY 8421 Non-stop Airbus A320 (320) 1:00 Operates only on 2025-11-01
Codeshare flight, operated by JetBlue.(B6 676)
Mon,Thu-Sun 07:30 Detroit (DTW) E 09:22 Boston Logan (BOS) C
EY 8421 Non-stop Embraer EMB 170 / EMB 190 (EMJ) 1:52 Valid until 2025-05-05
Codeshare flight, operated by JetBlue.(B6 836)
Daily 07:30 Detroit (DTW) E 09:20 Boston Logan (BOS) C
EY 8421 Non-stop Embraer EMB 170 / EMB 190 (EMJ) 1:50 Effective 2025-05-06 through 2025-05-22
Codeshare flight, operated by JetBlue.(B6 836)
Daily 07:30 Detroit (DTW) E 09:20 Boston Logan (BOS) C
EY 8421 Non-stop Airbus A220-300 (223) 1:50 Effective 2025-05-23 through 2025-06-05
Codeshare flight, operated by JetBlue.(B6 836)
Mon-Fri,Sun 08:40 Chicago O'Hare (ORD) 2 12:05 Boston Logan (BOS) C
EY 8421 Non-stop Airbus A220-300 (223) 2:25 Effective 2025-06-12 through 2025-09-02
Codeshare flight, operated by JetBlue.(B6 312)
Sat 11:25 Wilmington (ILM) 13:29 Boston Logan (BOS) C
EY 8421 Non-stop Airbus A220-300 (223) 2:04 Effective 2025-06-14 through 2025-06-21
Codeshare flight, operated by JetBlue.(B6 1290)
Mon-Fri,Sun 12:05 Savannah (SAV) 14:33 Boston Logan (BOS) C
EY 8421 Non-stop Airbus A220-300 (223) 2:28 Effective 2025-10-26 through 2025-12-17
Codeshare flight, operated by JetBlue.(B6 450)
Daily 13:15 Luis Munoz Marin, San Juan (SJU) A 16:18 New York John F. Kennedy (JFK) 5
EY 8421 Non-stop Airbus A320 (320) 4:03 Effective from 2026-02-11
Codeshare flight, operated by JetBlue.(B6 1104)
Sat 21:35 San Francisco (SFO) 1 06:03 New York John F. Kennedy (JFK) 5
EY 8421 Non-stop Airbus A318/319/320/321 (32S) 5:28 Effective 2025-11-08 through 2025-12-13
Codeshare flight, operated by JetBlue.(B6 2416)
The flight arrives 1 day after departure.
Daily 21:35 San Francisco (SFO) 1 06:03 New York John F. Kennedy (JFK) 5
EY 8421 Non-stop Airbus A318/319/320/321 (32S) 5:28 Effective 2025-12-18 through 2026-02-10
Codeshare flight, operated by JetBlue.(B6 2416)
The flight arrives 1 day after departure.
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This flight number is listed as serving the following routes:


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Etihad flight EY 8421: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Etihad EY8421
06:30
Hartford (BDL)

07:30
New York John F. Kennedy (JFK) 5
Effective 2025-09-03 through 2025-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by JetBlue. (B6 676)
Duration: 1:00, non-stop
Airbus A320 (320)
Etihad EY8421
07:00
Detroit (DTW) E

08:52
Boston Logan (BOS) C
Effective 2025-06-06 through 2025-06-11
Mon
Tue
Wed
Thu
-
Fri
Sat
Sun
Codeshare flight, operated by JetBlue. (B6 836)
Duration: 1:52, non-stop
Airbus A220-300 (223)
Etihad EY8421
07:00
Hartford (BDL)

07:59
New York John F. Kennedy (JFK) 5
Effective 2025-06-28 through 2025-08-30
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by JetBlue. (B6 676)
Duration: 0:59, non-stop
Airbus A320 (320)
Etihad EY8421
07:00
Hartford (BDL)

08:00
New York John F. Kennedy (JFK) 5
Operates only on 2025-11-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by JetBlue. (B6 676)
Duration: 1:00, non-stop
Airbus A320 (320)
Etihad EY8421
07:30
Detroit (DTW) E

09:22
Boston Logan (BOS) C
Valid until 2025-05-05
Mon
Tue
-
Wed
-
Thu
Fri
Sat
Sun
Codeshare flight, operated by JetBlue. (B6 836)
Duration: 1:52, non-stop
Embraer EMB 170 / EMB 190 (EMJ)
Etihad EY8421
07:30
Detroit (DTW) E

09:20
Boston Logan (BOS) C
Effective 2025-05-06 through 2025-05-22
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by JetBlue. (B6 836)
Duration: 1:50, non-stop
Embraer EMB 170 / EMB 190 (EMJ)
Etihad EY8421
07:30
Detroit (DTW) E

09:20
Boston Logan (BOS) C
Effective 2025-05-23 through 2025-06-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by JetBlue. (B6 836)
Duration: 1:50, non-stop
Airbus A220-300 (223)
Etihad EY8421
08:40
Chicago O'Hare (ORD) 2

12:05
Boston Logan (BOS) C
Effective 2025-06-12 through 2025-09-02
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by JetBlue. (B6 312)
Duration: 2:25, non-stop
Airbus A220-300 (223)
Etihad EY8421
11:25
Wilmington (ILM)

13:29
Boston Logan (BOS) C
Effective 2025-06-14 through 2025-06-21
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by JetBlue. (B6 1290)
Duration: 2:04, non-stop
Airbus A220-300 (223)
Etihad EY8421
12:05
Savannah (SAV)

14:33
Boston Logan (BOS) C
Effective 2025-10-26 through 2025-12-17
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by JetBlue. (B6 450)
Duration: 2:28, non-stop
Airbus A220-300 (223)
Etihad EY8421
13:15
Luis Munoz Marin, San Juan (SJU) A

16:18
New York John F. Kennedy (JFK) 5
Effective from 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by JetBlue. (B6 1104)
Duration: 4:03, non-stop
Airbus A320 (320)
Etihad EY8421
21:35
San Francisco (SFO) 1

06:03(+1)
New York John F. Kennedy (JFK) 5
Effective 2025-11-08 through 2025-12-13
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by JetBlue. (B6 2416)
Duration: 5:28, non-stop
Airbus A318/319/320/321 (32S)
The flight arrives 1 day after departure.
Etihad EY8421
21:35
San Francisco (SFO) 1

06:03(+1)
New York John F. Kennedy (JFK) 5
Effective 2025-12-18 through 2026-02-10
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by JetBlue. (B6 2416)
Duration: 5:28, non-stop
Airbus A318/319/320/321 (32S)
The flight arrives 1 day after departure.
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This flight number is listed as serving the following routes:
  • Chicago O'Hare (ORD) - Boston Logan (BOS)
  • Detroit (DTW) - Boston Logan (BOS)
  • Hartford (BDL) - New York John F. Kennedy (JFK)
  • Luis Munoz Marin, San Juan (SJU) - New York John F. Kennedy (JFK)
  • San Francisco (SFO) - New York John F. Kennedy (JFK)
  • Savannah (SAV) - Boston Logan (BOS)
  • Wilmington (ILM) - Boston Logan (BOS)
All Etihad flights
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