WestJet flight WS 7578: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Thu 06:00 Savannah (SAV) 08:08 New York LaGuardia (LGA) C
WS 7578 Non-stop Embraer EMB 175 (E75) 2:08 Operates only on 2025-06-26
Codeshare flight, operated by Delta Air Lines.(DL 5603)
Mon,Tue,Fri 06:05 New York LaGuardia (LGA) C 08:04 Minneapolis/Saint Paul (MSP) 1
WS 7578 Non-stop Airbus A321 (321) 2:59 Effective 2025-08-01 through 2025-08-05
Codeshare flight, operated by Delta Air Lines.(DL 2510)
Daily 11:11 Miami (MIA) 14:12 New York LaGuardia (LGA) C
WS 7578 Non-stop Boeing 737-900 (739) 3:01 Effective 2025-05-07 through 2025-06-07
Codeshare flight, operated by Delta Air Lines.(DL 2500)
Daily 11:20 Miami (MIA) 14:27 New York LaGuardia (LGA) C
WS 7578 Non-stop Boeing 737-900 (739) 3:07 Effective 2025-06-08 through 2025-06-19
Codeshare flight, operated by Delta Air Lines.(DL 2347)
Sat 11:20 Miami (MIA) 14:27 New York LaGuardia (LGA) C
WS 7578 Non-stop Boeing 737-900 (739) 3:07 Operates only on 2025-06-21
Codeshare flight, operated by Delta Air Lines.(DL 2347)
Mon-Fri,Sun 11:25 Miami (MIA) 14:35 New York LaGuardia (LGA) C
WS 7578 Non-stop Airbus A321 (321) 3:10 Valid until 2025-05-06
Codeshare flight, operated by Delta Air Lines.(DL 2347)
Mon,Tue,Fri 11:44 New York LaGuardia (LGA) C 13:13 Portland (PWM)
WS 7578 Non-stop Canadair CRJ 900 (CR9) 1:29 Effective 2025-07-25 through 2025-07-29
Codeshare flight, operated by Delta Air Lines.(DL 5346)
Sat 11:45 Springfield (SGF) 14:35 Atlanta (ATL) S
WS 7578 Non-stop Canadair CRJ 900 (CR9) 1:50 Operates only on 2025-08-02
Codeshare flight, operated by Delta Air Lines.(DL 4160)
Sat 13:40 Seattle-Tacoma (SEA) 16:00 San Francisco (SFO) 1
WS 7578 Non-stop Embraer EMB 175 (E7W) 2:20 Operates only on 2025-08-09
Codeshare flight, operated by Delta Air Lines.(DL 3707)
Sun 15:57 Saint Louis (STL) 1 17:39 Minneapolis/Saint Paul (MSP) 1
WS 7578 Non-stop Canadair CRJ 900 (CR9) 1:42 Operates only on 2025-07-06
Codeshare flight, operated by Delta Air Lines.(DL 4821)
Mon-Fri,Sun 15:59 New York LaGuardia (LGA) C 17:55 Saint Louis (STL) 1
WS 7578 Non-stop Canadair CRJ 900 (CR9) 2:56 Effective 2025-07-07 through 2025-07-24
Codeshare flight, operated by Delta Air Lines.(DL 4928)
Wed,Thu,Sun 15:59 New York LaGuardia (LGA) C 17:55 Saint Louis (STL) 1
WS 7578 Non-stop Canadair CRJ 900 (CR9) 2:56 Effective 2025-07-27 through 2025-08-10
Codeshare flight, operated by Delta Air Lines.(DL 4928)
Tue-Thu,Sun 15:59 New York LaGuardia (LGA) C 17:55 Saint Louis (STL) 1
WS 7578 Non-stop Canadair CRJ 900 (CR9) 2:56 Effective 2025-08-12 through 2025-09-04
Codeshare flight, operated by Delta Air Lines.(DL 4928)
Fri-Sun 15:59 New York LaGuardia (LGA) C 17:55 Saint Louis (STL) 1
WS 7578 Non-stop Canadair CRJ 900 (CR9) 2:56 Effective 2025-09-05 through 2025-09-07
Codeshare flight, operated by Delta Air Lines.(DL 4928)
Mon-Fri,Sun 15:59 New York LaGuardia (LGA) C 17:54 Saint Louis (STL) 1
WS 7578 Non-stop Canadair CRJ 900 (CR9) 2:55 Effective 2025-09-08 through 2025-12-19
Codeshare flight, operated by Delta Air Lines.(DL 4928)
Daily 15:59 New York LaGuardia (LGA) C 18:00 Saint Louis (STL) 1
WS 7578 Non-stop Canadair CRJ 900 (CR9) 3:01 Effective from 2026-01-06
Codeshare flight, operated by Delta Air Lines.(DL 4928)
Sat 17:40 Seattle-Tacoma (SEA) 20:28 Los Angeles (LAX) 3
WS 7578 Non-stop Airbus A321neo (32Q) 2:48 Effective 2025-12-06 through 2025-12-13
Codeshare flight, operated by Delta Air Lines.(DL 2861)
Sat 17:45 Salt Lake City (SLC) 23:43 Dulles, Washington (IAD)
WS 7578 Non-stop Boeing 737-800 (738) 3:58 Effective 2025-06-28 through 2025-07-05
Codeshare flight, operated by Delta Air Lines.(DL 847)
Sat 17:50 Salt Lake City (SLC) 23:53 Dulles, Washington (IAD)
WS 7578 Non-stop Boeing 737-800 (738) 4:03 Effective 2025-07-12 through 2025-07-26
Codeshare flight, operated by Delta Air Lines.(DL 847)
Mon 17:59 Seattle-Tacoma (SEA) 20:49 Los Angeles (LAX) 3
WS 7578 Non-stop Boeing 737-900 (739) 2:50 Effective 2025-08-18 through 2025-09-01
Codeshare flight, operated by Delta Air Lines.(DL 2861)
Sat 17:59 Seattle-Tacoma (SEA) 20:46 Los Angeles (LAX) 3
WS 7578 Non-stop Boeing 737-900 (739) 2:47 Effective 2025-09-13 through 2025-11-29
Codeshare flight, operated by Delta Air Lines.(DL 2861)
Mon,Fri 18:27 Savannah (SAV) 20:44 Detroit (DTW) M
WS 7578 Non-stop Canadair CRJ 900 (CR9) 2:17 Effective 2025-06-20 through 2025-06-23
Codeshare flight, operated by Delta Air Lines.(DL 3756)
Sat 19:45 Seattle-Tacoma (SEA) 20:49 Portland (PDX)
WS 7578 Non-stop Embraer EMB 175 (E7W) 1:04 Operates only on 2025-05-03
Codeshare flight, operated by Delta Air Lines.(DL 3997)
Sat 19:45 Seattle-Tacoma (SEA) 20:46 Portland (PDX)
WS 7578 Non-stop Embraer EMB 175 (E7W) 1:01 Effective 2025-08-16 through 2025-08-30
Codeshare flight, operated by Delta Air Lines.(DL 3997)
Mon,Fri 19:59 New York LaGuardia (LGA) C 22:17 Greenville/Spartanburg (GSP)
WS 7578 Non-stop Canadair CRJ 900 (CR9) 2:18 Effective 2025-08-08 through 2025-08-11
Codeshare flight, operated by Delta Air Lines.(DL 4996)
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This flight number is listed as serving the following routes:


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WestJet flight WS 7578: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
WestJet WS7578
06:00
Savannah (SAV)

08:08
New York LaGuardia (LGA) C
Operates only on 2025-06-26
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 5603)
Duration: 2:08, non-stop
Embraer EMB 175 (E75)
WestJet WS7578
06:05
New York LaGuardia (LGA) C

08:04
Minneapolis/Saint Paul (MSP) 1
Effective 2025-08-01 through 2025-08-05
Mon
Tue
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 2510)
Duration: 2:59, non-stop
Airbus A321 (321)
WestJet WS7578
11:11
Miami (MIA)

14:12
New York LaGuardia (LGA) C
Effective 2025-05-07 through 2025-06-07
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2500)
Duration: 3:01, non-stop
Boeing 737-900 (739)
WestJet WS7578
11:20
Miami (MIA)

14:27
New York LaGuardia (LGA) C
Effective 2025-06-08 through 2025-06-19
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2347)
Duration: 3:07, non-stop
Boeing 737-900 (739)
WestJet WS7578
11:20
Miami (MIA)

14:27
New York LaGuardia (LGA) C
Operates only on 2025-06-21
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 2347)
Duration: 3:07, non-stop
Boeing 737-900 (739)
WestJet WS7578
11:25
Miami (MIA)

14:35
New York LaGuardia (LGA) C
Valid until 2025-05-06
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2347)
Duration: 3:10, non-stop
Airbus A321 (321)
WestJet WS7578
11:44
New York LaGuardia (LGA) C

13:13
Portland (PWM)
Effective 2025-07-25 through 2025-07-29
Mon
Tue
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 5346)
Duration: 1:29, non-stop
Canadair CRJ 900 (CR9)
WestJet WS7578
11:45
Springfield (SGF)

14:35
Atlanta (ATL) S
Operates only on 2025-08-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 4160)
Duration: 1:50, non-stop
Canadair CRJ 900 (CR9)
WestJet WS7578
13:40
Seattle-Tacoma (SEA)

16:00
San Francisco (SFO) 1
Operates only on 2025-08-09
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 3707)
Duration: 2:20, non-stop
Embraer EMB 175 (E7W)
WestJet WS7578
15:57
Saint Louis (STL) 1

17:39
Minneapolis/Saint Paul (MSP) 1
Operates only on 2025-07-06
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 4821)
Duration: 1:42, non-stop
Canadair CRJ 900 (CR9)
WestJet WS7578
15:59
New York LaGuardia (LGA) C

17:55
Saint Louis (STL) 1
Effective 2025-07-07 through 2025-07-24
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 4928)
Duration: 2:56, non-stop
Canadair CRJ 900 (CR9)
WestJet WS7578
15:59
New York LaGuardia (LGA) C

17:55
Saint Louis (STL) 1
Effective 2025-07-27 through 2025-08-10
Mon
-
Tue
-
Wed
Thu
Fri
-
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 4928)
Duration: 2:56, non-stop
Canadair CRJ 900 (CR9)
WestJet WS7578
15:59
New York LaGuardia (LGA) C

17:55
Saint Louis (STL) 1
Effective 2025-08-12 through 2025-09-04
Mon
-
Tue
Wed
Thu
Fri
-
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 4928)
Duration: 2:56, non-stop
Canadair CRJ 900 (CR9)
WestJet WS7578
15:59
New York LaGuardia (LGA) C

17:55
Saint Louis (STL) 1
Effective 2025-09-05 through 2025-09-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 4928)
Duration: 2:56, non-stop
Canadair CRJ 900 (CR9)
WestJet WS7578
15:59
New York LaGuardia (LGA) C

17:54
Saint Louis (STL) 1
Effective 2025-09-08 through 2025-12-19
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 4928)
Duration: 2:55, non-stop
Canadair CRJ 900 (CR9)
WestJet WS7578
15:59
New York LaGuardia (LGA) C

18:00
Saint Louis (STL) 1
Effective from 2026-01-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 4928)
Duration: 3:01, non-stop
Canadair CRJ 900 (CR9)
WestJet WS7578
17:40
Seattle-Tacoma (SEA)

20:28
Los Angeles (LAX) 3
Effective 2025-12-06 through 2025-12-13
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 2861)
Duration: 2:48, non-stop
Airbus A321neo (32Q)
WestJet WS7578
17:45
Salt Lake City (SLC)

23:43
Dulles, Washington (IAD)
Effective 2025-06-28 through 2025-07-05
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 847)
Duration: 3:58, non-stop
Boeing 737-800 (738)
WestJet WS7578
17:50
Salt Lake City (SLC)

23:53
Dulles, Washington (IAD)
Effective 2025-07-12 through 2025-07-26
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 847)
Duration: 4:03, non-stop
Boeing 737-800 (738)
WestJet WS7578
17:59
Seattle-Tacoma (SEA)

20:49
Los Angeles (LAX) 3
Effective 2025-08-18 through 2025-09-01
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 2861)
Duration: 2:50, non-stop
Boeing 737-900 (739)
WestJet WS7578
17:59
Seattle-Tacoma (SEA)

20:46
Los Angeles (LAX) 3
Effective 2025-09-13 through 2025-11-29
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 2861)
Duration: 2:47, non-stop
Boeing 737-900 (739)
WestJet WS7578
18:27
Savannah (SAV)

20:44
Detroit (DTW) M
Effective 2025-06-20 through 2025-06-23
Mon
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 3756)
Duration: 2:17, non-stop
Canadair CRJ 900 (CR9)
WestJet WS7578
19:45
Seattle-Tacoma (SEA)

20:49
Portland (PDX)
Operates only on 2025-05-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 3997)
Duration: 1:04, non-stop
Embraer EMB 175 (E7W)
WestJet WS7578
19:45
Seattle-Tacoma (SEA)

20:46
Portland (PDX)
Effective 2025-08-16 through 2025-08-30
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 3997)
Duration: 1:01, non-stop
Embraer EMB 175 (E7W)
WestJet WS7578
19:59
New York LaGuardia (LGA) C

22:17
Greenville/Spartanburg (GSP)
Effective 2025-08-08 through 2025-08-11
Mon
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 4996)
Duration: 2:18, non-stop
Canadair CRJ 900 (CR9)
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This flight number is listed as serving the following routes:
  • Miami (MIA) - New York LaGuardia (LGA)
  • New York LaGuardia (LGA) - Greenville/Spartanburg (GSP)
  • New York LaGuardia (LGA) - Minneapolis/Saint Paul (MSP)
  • New York LaGuardia (LGA) - Portland (PWM)
  • New York LaGuardia (LGA) - Saint Louis (STL)
  • Saint Louis (STL) - Minneapolis/Saint Paul (MSP)
  • Salt Lake City (SLC) - Dulles, Washington (IAD)
  • Savannah (SAV) - Detroit (DTW)
  • Savannah (SAV) - New York LaGuardia (LGA)
  • Seattle-Tacoma (SEA) - Los Angeles (LAX)
  • Seattle-Tacoma (SEA) - Portland (PDX)
  • Seattle-Tacoma (SEA) - San Francisco (SFO)
  • Springfield (SGF) - Atlanta (ATL)
All WestJet flights
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