WestJet flights from Detroit (DTW) to Buffalo (BUF).

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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Daily 21:55 Detroit (DTW) M 23:03 Buffalo (BUF)
WestJet WS 5450 Non-stop Airbus A319 (319) 1:08 Effective 2026-05-15 through 2026-05-21
Codeshare flight, operated by Delta Air Lines.(DL 978)
Mon,Tue,Thu 21:55 Detroit (DTW) M 23:03 Buffalo (BUF)
WestJet WS 5450 Non-stop Airbus A319 (319) 1:08 Effective 2026-05-25 through 2026-06-04
Codeshare flight, operated by Delta Air Lines.(DL 978)
Fri,Sat 21:55 Detroit (DTW) M 23:03 Buffalo (BUF)
WestJet WS 5450 Non-stop Airbus A319 (319) 1:08 Effective 2026-06-05 through 2026-06-06
Codeshare flight, operated by Delta Air Lines.(DL 978)
Wed,Fri-Sun 21:55 Detroit (DTW) M 23:03 Buffalo (BUF)
WestJet WS 5453 Non-stop Airbus A319 (319) 1:08 Effective 2026-05-22 through 2026-06-03
Codeshare flight, operated by Delta Air Lines.(DL 978)
Mon-Thu,Sat,Sun 21:55 Detroit (DTW) M 23:03 Buffalo (BUF)
WestJet WS 5489 Non-stop Airbus A319 (319) 1:08 Effective 2026-06-07 through 2026-06-13
Codeshare flight, operated by Delta Air Lines.(DL 978)
Mon,Tue,Thu,Sat 21:55 Detroit (DTW) M 23:03 Buffalo (BUF)
WestJet WS 5489 Non-stop Airbus A319 (319) 1:08 Effective 2026-06-15 through 2026-06-27
Codeshare flight, operated by Delta Air Lines.(DL 978)
Wed,Fri,Sun 21:55 Detroit (DTW) M 23:03 Buffalo (BUF)
WestJet WS 5491 Non-stop Airbus A319 (319) 1:08 Effective 2026-06-12 through 2026-06-24
Codeshare flight, operated by Delta Air Lines.(DL 978)
Sat 17:45 Detroit (DTW) M 18:57 Buffalo (BUF)
WestJet WS 5495 Non-stop Canadair CRJ 900 (CR9) 1:12 Operates only on 2026-05-02
Codeshare flight, operated by Delta Air Lines.(DL 4637)
Mon-Fri,Sun 21:55 Detroit (DTW) M 23:03 Buffalo (BUF)
WestJet WS 5496 Non-stop Airbus A319 (319) 1:08 Effective 2026-06-26 through 2026-07-02
Codeshare flight, operated by Delta Air Lines.(DL 978)
Mon,Tue,Thu,Sat 21:55 Detroit (DTW) M 23:03 Buffalo (BUF)
WestJet WS 5496 Non-stop Airbus A319 (319) 1:08 Effective 2026-07-04 through 2026-07-30
Codeshare flight, operated by Delta Air Lines.(DL 978)
Daily 21:55 Detroit (DTW) M 23:03 Buffalo (BUF)
WestJet WS 5496 Non-stop Airbus A319 (319) 1:08 Effective 2026-07-31 through 2026-09-09
Codeshare flight, operated by Delta Air Lines.(DL 978)
Daily 21:55 Detroit (DTW) M 23:03 Buffalo (BUF)
WestJet WS 5496 Non-stop Airbus A319 (319) 1:08 Effective 2026-09-11 through 2026-10-05
Codeshare flight, operated by Delta Air Lines.(DL 978)
Mon-Wed,Fri-Sun 21:55 Detroit (DTW) M 23:05 Buffalo (BUF)
WestJet WS 5496 Non-stop Airbus A319 (319) 1:10 Effective 2026-10-06 through 2026-10-12
Codeshare flight, operated by Delta Air Lines.(DL 978)
Wed,Fri,Sun 21:55 Detroit (DTW) M 23:03 Buffalo (BUF)
WestJet WS 5500 Non-stop Airbus A319 (319) 1:08 Effective 2026-07-03 through 2026-07-29
Codeshare flight, operated by Delta Air Lines.(DL 978)
Thu 21:55 Detroit (DTW) M 23:03 Buffalo (BUF)
WestJet WS 5507 Non-stop Airbus A319 (319) 1:08 Operates only on 2026-09-10
Codeshare flight, operated by Delta Air Lines.(DL 978)
Thu 21:55 Detroit (DTW) M 23:03 Buffalo (BUF)
WestJet WS 5517 Non-stop Airbus A319 (319) 1:08 Operates only on 2026-05-14
Codeshare flight, operated by Delta Air Lines.(DL 978)
Tue-Thu 21:55 Detroit (DTW) M 23:05 Buffalo (BUF)
WestJet WS 6485 Non-stop Airbus A319 (319) 1:10 Effective 2026-10-08 through 2026-10-15
Codeshare flight, operated by Delta Air Lines.(DL 978)
Daily 21:55 Detroit (DTW) M 23:05 Buffalo (BUF)
WestJet WS 6485 Non-stop Airbus A319 (319) 1:10 Effective 2026-10-16 through 2026-10-24
Codeshare flight, operated by Delta Air Lines.(DL 978)
Mon-Fri,Sun 17:45 Detroit (DTW) M 18:57 Buffalo (BUF)
WestJet WS 7329 Non-stop Canadair CRJ 900 (CR9) 1:12 Effective 2026-04-26 through 2026-05-22
Codeshare flight, operated by Delta Air Lines.(DL 4637)
Mon-Fri,Sun 17:45 Detroit (DTW) M 18:57 Buffalo (BUF)
WestJet WS 7329 Non-stop Canadair CRJ 900 (CR9) 1:12 Effective 2026-05-25 through 2026-09-04
Codeshare flight, operated by Delta Air Lines.(DL 4637)
Mon-Fri,Sun 17:45 Detroit (DTW) M 18:57 Buffalo (BUF)
WestJet WS 7329 Non-stop Canadair CRJ 900 (CR9) 1:12 Effective 2026-09-07 through 2026-10-05
Codeshare flight, operated by Delta Air Lines.(DL 4637)
Mon-Fri,Sun 17:45 Detroit (DTW) M 18:58 Buffalo (BUF)
WestJet WS 7329 Non-stop Canadair CRJ 900 (CR9) 1:13 Effective 2026-10-06 through 2026-10-23
Codeshare flight, operated by Delta Air Lines.(DL 4637)
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WestJet flights from Detroit (DTW) to Buffalo (BUF).
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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
WestJet WS5450
21:55
Detroit (DTW) M

23:03
Buffalo (BUF)
Effective 2026-05-15 through 2026-05-21
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 978)
Duration: 1:08, non-stop
Airbus A319 (319)
Direct Codeshare Flights:
WestJet WS5450
21:55
Detroit (DTW) M

23:03
Buffalo (BUF)
Effective 2026-05-25 through 2026-06-04
Mon
Tue
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 978)
Duration: 1:08, non-stop
Airbus A319 (319)
Direct Codeshare Flights:
WestJet WS5450
21:55
Detroit (DTW) M

23:03
Buffalo (BUF)
Effective 2026-06-05 through 2026-06-06
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 978)
Duration: 1:08, non-stop
Airbus A319 (319)
Direct Codeshare Flights:
WestJet WS5453
21:55
Detroit (DTW) M

23:03
Buffalo (BUF)
Effective 2026-05-22 through 2026-06-03
Mon
-
Tue
-
Wed
Thu
-
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 978)
Duration: 1:08, non-stop
Airbus A319 (319)
Direct Codeshare Flights:
WestJet WS5489
21:55
Detroit (DTW) M

23:03
Buffalo (BUF)
Effective 2026-06-07 through 2026-06-13
Mon
Tue
Wed
Thu
Fri
-
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 978)
Duration: 1:08, non-stop
Airbus A319 (319)
Direct Codeshare Flights:
WestJet WS5489
21:55
Detroit (DTW) M

23:03
Buffalo (BUF)
Effective 2026-06-15 through 2026-06-27
Mon
Tue
Wed
-
Thu
Fri
-
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 978)
Duration: 1:08, non-stop
Airbus A319 (319)
Direct Codeshare Flights:
WestJet WS5491
21:55
Detroit (DTW) M

23:03
Buffalo (BUF)
Effective 2026-06-12 through 2026-06-24
Mon
-
Tue
-
Wed
Thu
-
Fri
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 978)
Duration: 1:08, non-stop
Airbus A319 (319)
Direct Codeshare Flights:
WestJet WS5495
17:45
Detroit (DTW) M

18:57
Buffalo (BUF)
Operates only on 2026-05-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 4637)
Duration: 1:12, non-stop
Canadair CRJ 900 (CR9)
Direct Codeshare Flights:
WestJet WS5496
21:55
Detroit (DTW) M

23:03
Buffalo (BUF)
Effective 2026-06-26 through 2026-07-02
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 978)
Duration: 1:08, non-stop
Airbus A319 (319)
Direct Codeshare Flights:
WestJet WS5496
21:55
Detroit (DTW) M

23:03
Buffalo (BUF)
Effective 2026-07-04 through 2026-07-30
Mon
Tue
Wed
-
Thu
Fri
-
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 978)
Duration: 1:08, non-stop
Airbus A319 (319)
Direct Codeshare Flights:
WestJet WS5496
21:55
Detroit (DTW) M

23:03
Buffalo (BUF)
Effective 2026-07-31 through 2026-09-09
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 978)
Duration: 1:08, non-stop
Airbus A319 (319)
Direct Codeshare Flights:
WestJet WS5496
21:55
Detroit (DTW) M

23:03
Buffalo (BUF)
Effective 2026-09-11 through 2026-10-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 978)
Duration: 1:08, non-stop
Airbus A319 (319)
Direct Codeshare Flights:
WestJet WS5496
21:55
Detroit (DTW) M

23:05
Buffalo (BUF)
Effective 2026-10-06 through 2026-10-12
Mon
Tue
Wed
Thu
-
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 978)
Duration: 1:10, non-stop
Airbus A319 (319)
Direct Codeshare Flights:
WestJet WS5500
21:55
Detroit (DTW) M

23:03
Buffalo (BUF)
Effective 2026-07-03 through 2026-07-29
Mon
-
Tue
-
Wed
Thu
-
Fri
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 978)
Duration: 1:08, non-stop
Airbus A319 (319)
Direct Codeshare Flights:
WestJet WS5507
21:55
Detroit (DTW) M

23:03
Buffalo (BUF)
Operates only on 2026-09-10
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 978)
Duration: 1:08, non-stop
Airbus A319 (319)
Direct Codeshare Flights:
WestJet WS5517
21:55
Detroit (DTW) M

23:03
Buffalo (BUF)
Operates only on 2026-05-14
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 978)
Duration: 1:08, non-stop
Airbus A319 (319)
Direct Codeshare Flights:
WestJet WS6485
21:55
Detroit (DTW) M

23:05
Buffalo (BUF)
Effective 2026-10-08 through 2026-10-15
Mon
-
Tue
Wed
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 978)
Duration: 1:10, non-stop
Airbus A319 (319)
Direct Codeshare Flights:
WestJet WS6485
21:55
Detroit (DTW) M

23:05
Buffalo (BUF)
Effective 2026-10-16 through 2026-10-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 978)
Duration: 1:10, non-stop
Airbus A319 (319)
Direct Codeshare Flights:
WestJet WS7329
17:45
Detroit (DTW) M

18:57
Buffalo (BUF)
Effective 2026-04-26 through 2026-05-22
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 4637)
Duration: 1:12, non-stop
Canadair CRJ 900 (CR9)
Direct Codeshare Flights:
WestJet WS7329
17:45
Detroit (DTW) M

18:57
Buffalo (BUF)
Effective 2026-05-25 through 2026-09-04
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 4637)
Duration: 1:12, non-stop
Canadair CRJ 900 (CR9)
Direct Codeshare Flights:
WestJet WS7329
17:45
Detroit (DTW) M

18:57
Buffalo (BUF)
Effective 2026-09-07 through 2026-10-05
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 4637)
Duration: 1:12, non-stop
Canadair CRJ 900 (CR9)
Direct Codeshare Flights:
WestJet WS7329
17:45
Detroit (DTW) M

18:58
Buffalo (BUF)
Effective 2026-10-06 through 2026-10-23
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 4637)
Duration: 1:13, non-stop
Canadair CRJ 900 (CR9)
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Parallax here DTW-BUF
  • A domestic route departing from the Detroit airport (DTW) and arriving at Buffalo airport (BUF).
  • The flight distance is 240 miles, or 386 km.
  • The timezone of both the departure and the arrival airports is UTC-5 . Current time at both airports is (loading...).
  • For direct flights, the flight time varies between 1:08 and 1:13.
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