All airlines flying from Buffalo (BUF) to Denver (DEN).

FLIGHT SCHEDULE
Direct Flights:
Thu,Fri,Sun 07:15 Buffalo (BUF) 09:10 Denver (DEN) Southwest Airlines WN 196 Non-stop Boeing 737-700 (73W) 3:55 Effective 2025-01-12 through 2025-01-17
Mon,Sun 07:15 Buffalo (BUF) 09:10 Denver (DEN) Southwest Airlines WN 196 Non-stop Boeing 737-700 (73W) 3:55 Effective 2025-01-20 through 2025-01-26
Thu,Fri,Sun 07:15 Buffalo (BUF) 09:10 Denver (DEN) Southwest Airlines WN 196 Non-stop Boeing 737-700 (73W) 3:55 Effective 2025-02-02 through 2025-02-07
Mon 07:15 Buffalo (BUF) 09:10 Denver (DEN) Southwest Airlines WN 196 Non-stop Boeing 737-700 (73W) 3:55 Operates only on 2025-02-10
Mon,Tue,Thu 07:15 Buffalo (BUF) 09:10 Denver (DEN) Southwest Airlines WN 196 Non-stop Boeing 737-700 (73W) 3:55 Effective 2025-02-18 through 2025-02-24
Mon 07:15 Buffalo (BUF) 09:10 Denver (DEN) Southwest Airlines WN 196 Non-stop Boeing 737-700 (73W) 3:55 Operates only on 2025-03-03
Sun 05:50 Buffalo (BUF) 07:30 Denver (DEN) Southwest Airlines WN 276 Non-stop Boeing 737 MAX 8 (7M8) 3:40 Effective 2024-10-06 through 2024-10-27
Tue,Wed 06:45 Buffalo (BUF) 08:30 Denver (DEN) Southwest Airlines WN 276 Non-stop Boeing 737 MAX 8 (7M8) 3:45 Effective 2024-10-08 through 2024-10-30
Thu 17:05 Buffalo (BUF) 18:40 Denver (DEN) Southwest Airlines WN 276 Non-stop Boeing 737 MAX 8 (7M8) 3:35 Operates only on 2024-10-31
Thu 06:45 Buffalo (BUF) 08:30 Denver (DEN) Southwest Airlines WN 363 Non-stop Boeing 737-700 (73W) 3:45 Operates only on 2024-11-28
Mon,Thu,Fri 07:05 Buffalo (BUF) 08:35 Denver (DEN) Southwest Airlines WN 599 Non-stop Boeing 737 MAX 8 (7M8) 3:30 Effective 2024-10-03 through 2024-10-28
Fri 07:05 Buffalo (BUF) 08:35 Denver (DEN) Southwest Airlines WN 599 Non-stop Boeing 737 MAX 8 (7M8) 3:30 Operates only on 2024-11-01
Sat 06:35 Buffalo (BUF) 08:00 Denver (DEN) Southwest Airlines WN 621 Non-stop Boeing 737-800 (73H) 3:25 Valid until 2024-09-28
Tue,Wed 07:30 Buffalo (BUF) 08:55 Denver (DEN) Southwest Airlines WN 621 Non-stop Boeing 737-800 (73H) 3:25 Valid until 2024-10-02
Sun 10:10 Buffalo (BUF) 11:30 Denver (DEN) Southwest Airlines WN 621 Non-stop Boeing 737-800 (73H) 3:20 Operates only on 2024-09-01
Mon,Thu,Fri 11:40 Buffalo (BUF) 13:05 Denver (DEN) Southwest Airlines WN 621 Non-stop Boeing 737-800 (73H) 3:25 Valid until 2024-09-30
Sun 11:45 Buffalo (BUF) 13:10 Denver (DEN) Southwest Airlines WN 621 Non-stop Boeing 737-800 (73H) 3:25 Effective 2024-09-08 through 2024-09-29
Sun 16:50 Buffalo (BUF) 18:35 Denver (DEN) Southwest Airlines WN 775 Non-stop Boeing 737-800 (73H) 3:45 Operates only on 2024-12-01
Thu,Fri,Sun 16:30 Buffalo (BUF) 18:15 Denver (DEN) Southwest Airlines WN 910 Non-stop Boeing 737-700 (73W) 3:45 Effective 2024-11-03 through 2024-11-10
Mon,Thu,Fri,Sun 16:30 Buffalo (BUF) 18:15 Denver (DEN) Southwest Airlines WN 910 Non-stop Boeing 737-700 (73W) 3:45 Effective 2024-11-11 through 2024-11-25
Fri,Sun 16:30 Buffalo (BUF) 18:15 Denver (DEN) Southwest Airlines WN 910 Non-stop Boeing 737-700 (73W) 3:45 Effective 2024-12-08 through 2024-12-15
Thu 16:30 Buffalo (BUF) 18:15 Denver (DEN) Southwest Airlines WN 910 Non-stop Boeing 737-700 (73W) 3:45 Operates only on 2024-12-19
Fri 16:30 Buffalo (BUF) 18:15 Denver (DEN) Southwest Airlines WN 910 Non-stop Boeing 737-700 (73W) 3:45 Operates only on 2025-01-03
Sat 18:20 Buffalo (BUF) 20:15 Denver (DEN) Southwest Airlines WN 910 Non-stop Boeing 737-700 (73W) 3:55 Effective 2025-02-15 through 2025-03-01
Mon,Thu,Fri,Sun 07:00 Buffalo (BUF) 08:55 Denver (DEN) Southwest Airlines WN 1525 Non-stop Boeing 737-700 (73W) 3:55 Effective 2025-02-13 through 2025-02-17
Thu,Fri,Sun 07:00 Buffalo (BUF) 08:55 Denver (DEN) Southwest Airlines WN 1525 Non-stop Boeing 737-700 (73W) 3:55 Effective 2025-02-21 through 2025-03-02
Sat 16:10 Buffalo (BUF) 17:45 Denver (DEN) Southwest Airlines WN 1870 Non-stop Boeing 737-700 (73W) 3:35 Effective 2024-10-05 through 2024-11-02
Sat 16:40 Buffalo (BUF) 18:30 Denver (DEN) Southwest Airlines WN 2073 Non-stop Boeing 737-700 (73W) 3:50 Effective 2025-01-11 through 2025-02-08
Mon-Wed 12:00 Buffalo (BUF) 13:40 Denver (DEN) Southwest Airlines WN 2414 Non-stop Boeing 737 MAX 8 (7M8) 3:40 Effective 2024-11-26 through 2024-12-02
Mon,Thu,Fri,Sun 12:00 Buffalo (BUF) 13:40 Denver (DEN) Southwest Airlines WN 2414 Non-stop Boeing 737 MAX 8 (7M8) 3:40 Effective 2024-12-20 through 2025-01-02
Sun 12:00 Buffalo (BUF) 13:40 Denver (DEN) Southwest Airlines WN 2414 Non-stop Boeing 737 MAX 8 (7M8) 3:40 Operates only on 2025-01-05
Sat 16:45 Buffalo (BUF) 18:10 Denver (DEN) Southwest Airlines WN 2631 Non-stop Boeing 737-800 (73H) 3:25 Valid until 2024-09-28
Wed 13:16 Buffalo (BUF) 14:53 Denver (DEN) Frontier Airlines F9 2751 Non-stop Airbus A321neo (32Q) 3:37 Valid until 2024-09-04
Mon 17:16 Buffalo (BUF) 18:44 Denver (DEN) Frontier Airlines F9 2751 Non-stop Airbus A321 (321) 3:28 Effective 2024-10-28 through 2025-01-06
Mon 17:16 Buffalo (BUF) 18:44 Denver (DEN) Frontier Airlines F9 2751 Non-stop Airbus A321 (321) 3:28 Effective 2025-02-17 through 2025-04-21
Wed,Fri,Sat 18:46 Buffalo (BUF) 20:15 Denver (DEN) Frontier Airlines F9 2751 Non-stop Airbus A321 (321) 3:29 Effective 2024-10-30 through 2025-01-11
Wed,Fri,Sat 18:46 Buffalo (BUF) 20:15 Denver (DEN) Frontier Airlines F9 2751 Non-stop Airbus A321 (321) 3:29 Effective 2025-02-14 through 2025-04-19
Fri 19:17 Buffalo (BUF) 20:58 Denver (DEN) Frontier Airlines F9 2751 Non-stop Airbus A320neo (32N) 3:41 Operates only on 2024-09-06
Fri 19:17 Buffalo (BUF) 20:58 Denver (DEN) Frontier Airlines F9 2751 Non-stop Airbus A320 (320) 3:41 Effective 2024-09-13 through 2024-10-04
Fri 19:17 Buffalo (BUF) 20:56 Denver (DEN) Frontier Airlines F9 2751 Non-stop Airbus A320 (320) 3:39 Effective 2024-10-11 through 2024-10-25
Mon 19:22 Buffalo (BUF) 21:03 Denver (DEN) Frontier Airlines F9 2751 Non-stop Airbus A320neo (32N) 3:41 Effective 2024-09-09 through 2024-10-07
Mon 19:22 Buffalo (BUF) 21:01 Denver (DEN) Frontier Airlines F9 2751 Non-stop Airbus A320neo (32N) 3:39 Effective 2024-10-14 through 2024-10-21
Mon 19:49 Buffalo (BUF) 21:19 Denver (DEN) Frontier Airlines F9 2751 Non-stop Airbus A321 (321) 3:30 Valid until 2024-09-02
Sat 08:20 Buffalo (BUF) 10:00 Denver (DEN) Southwest Airlines WN 3297 Non-stop Boeing 737-800 (73H) 3:40 Effective 2024-11-09 through 2024-11-16
Sat 08:20 Buffalo (BUF) 10:00 Denver (DEN) Southwest Airlines WN 3297 Non-stop Boeing 737-800 (73H) 3:40 Effective 2024-12-07 through 2024-12-14
Sat 15:35 Buffalo (BUF) 17:15 Denver (DEN) Southwest Airlines WN 4122 Non-stop Boeing 737 MAX 8 (7M8) 3:40 Effective 2024-11-23 through 2024-11-30
Sat 15:35 Buffalo (BUF) 17:15 Denver (DEN) Southwest Airlines WN 4122 Non-stop Boeing 737 MAX 8 (7M8) 3:40 Effective 2024-12-21 through 2025-01-04
Non-Direct Flights:
Sun 05:55 Buffalo (BUF) 09:10 Denver (DEN) Southwest Airlines WN 469 1-stop Boeing 737-800 (73H) 5:15 Operates only on 2024-12-01
Sun 07:05 Buffalo (BUF) 12:05 Denver (DEN) Southwest Airlines WN 1094 1-stop Boeing 737-700 (73W) 7:00 Effective 2024-09-08 through 2024-09-29
Sun 10:40 Buffalo (BUF) 14:50 Denver (DEN) Southwest Airlines WN 977 2-stop Boeing 737-700 (73W) 6:10 Effective 2024-09-08 through 2024-09-29

A domestic route departing from the Buffalo airport (BUF) and arriving at Denver airport (DEN).
The flight distance is 1355 miles, or 2180 km.
The timezone of the departure airport is UTC-5 , and the timezone of the arrival airport is UTC-7 . 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 3:20 and 3:55.

Return (DEN-BUF) flights

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All airlines flying from Buffalo (BUF) to Denver (DEN).

FLIGHT SCHEDULE

Direct Flights:

Southwest Airlines WN196

07:15

Buffalo (BUF)

09:10

Denver (DEN)

Effective 2025-01-12 through 2025-01-17

Mon
-

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

Duration: 3:55, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN196

07:15

Buffalo (BUF)

09:10

Denver (DEN)

Effective 2025-01-20 through 2025-01-26

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 3:55, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN196

07:15

Buffalo (BUF)

09:10

Denver (DEN)

Effective 2025-02-02 through 2025-02-07

Mon
-

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

Duration: 3:55, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN196

07:15

Buffalo (BUF)

09:10

Denver (DEN)

Operates only on 2025-02-10

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 3:55, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN196

07:15

Buffalo (BUF)

09:10

Denver (DEN)

Effective 2025-02-18 through 2025-02-24

Mon

Tue

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Duration: 3:55, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN196

07:15

Buffalo (BUF)

09:10

Denver (DEN)

Operates only on 2025-03-03

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 3:55, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN276

05:50

Buffalo (BUF)

07:30

Denver (DEN)

Effective 2024-10-06 through 2024-10-27

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 3:40, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN276

06:45

Buffalo (BUF)

08:30

Denver (DEN)

Effective 2024-10-08 through 2024-10-30

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 3:45, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN276

17:05

Buffalo (BUF)

18:40

Denver (DEN)

Operates only on 2024-10-31

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Duration: 3:35, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN363

06:45

Buffalo (BUF)

08:30

Denver (DEN)

Operates only on 2024-11-28

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Duration: 3:45, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN599

07:05

Buffalo (BUF)

08:35

Denver (DEN)

Effective 2024-10-03 through 2024-10-28

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 3:30, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN599

07:05

Buffalo (BUF)

08:35

Denver (DEN)

Operates only on 2024-11-01

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Duration: 3:30, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN621

06:35

Buffalo (BUF)

08:00

Denver (DEN)

Valid until 2024-09-28

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 3:25, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN621

07:30

Buffalo (BUF)

08:55

Denver (DEN)

Valid until 2024-10-02

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 3:25, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN621

10:10

Buffalo (BUF)

11:30

Denver (DEN)

Operates only on 2024-09-01

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 3:20, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN621

11:40

Buffalo (BUF)

13:05

Denver (DEN)

Valid until 2024-09-30

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 3:25, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN621

11:45

Buffalo (BUF)

13:10

Denver (DEN)

Effective 2024-09-08 through 2024-09-29

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 3:25, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN775

16:50

Buffalo (BUF)

18:35

Denver (DEN)

Operates only on 2024-12-01

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 3:45, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN910

16:30

Buffalo (BUF)

18:15

Denver (DEN)

Effective 2024-11-03 through 2024-11-10

Mon
-

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

Duration: 3:45, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN910

16:30

Buffalo (BUF)

18:15

Denver (DEN)

Effective 2024-11-11 through 2024-11-25

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

Duration: 3:45, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN910

16:30

Buffalo (BUF)

18:15

Denver (DEN)

Effective 2024-12-08 through 2024-12-15

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun

Duration: 3:45, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN910

16:30

Buffalo (BUF)

18:15

Denver (DEN)

Operates only on 2024-12-19

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Duration: 3:45, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN910

16:30

Buffalo (BUF)

18:15

Denver (DEN)

Operates only on 2025-01-03

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Duration: 3:45, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN910

18:20

Buffalo (BUF)

20:15

Denver (DEN)

Effective 2025-02-15 through 2025-03-01

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 3:55, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN1525

07:00

Buffalo (BUF)

08:55

Denver (DEN)

Effective 2025-02-13 through 2025-02-17

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

Duration: 3:55, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN1525

07:00

Buffalo (BUF)

08:55

Denver (DEN)

Effective 2025-02-21 through 2025-03-02

Mon
-

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

Duration: 3:55, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN1870

16:10

Buffalo (BUF)

17:45

Denver (DEN)

Effective 2024-10-05 through 2024-11-02

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 3:35, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN2073

16:40

Buffalo (BUF)

18:30

Denver (DEN)

Effective 2025-01-11 through 2025-02-08

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 3:50, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN2414

12:00

Buffalo (BUF)

13:40

Denver (DEN)

Effective 2024-11-26 through 2024-12-02

Mon

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 3:40, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN2414

12:00

Buffalo (BUF)

13:40

Denver (DEN)

Effective 2024-12-20 through 2025-01-02

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

Duration: 3:40, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN2414

12:00

Buffalo (BUF)

13:40

Denver (DEN)

Operates only on 2025-01-05

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 3:40, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN2631

16:45

Buffalo (BUF)

18:10

Denver (DEN)

Valid until 2024-09-28

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 3:25, non-stop
Boeing 737-800 (73H)

Frontier Airlines F92751

13:16

Buffalo (BUF)

14:53

Denver (DEN)

Valid until 2024-09-04

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 3:37, non-stop
Airbus A321neo (32Q)

Frontier Airlines F92751

17:16

Buffalo (BUF)

18:44

Denver (DEN)

Effective 2024-10-28 through 2025-01-06

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 3:28, non-stop
Airbus A321 (321)

Frontier Airlines F92751

17:16

Buffalo (BUF)

18:44

Denver (DEN)

Effective 2025-02-17 through 2025-04-21

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 3:28, non-stop
Airbus A321 (321)

Frontier Airlines F92751

18:46

Buffalo (BUF)

20:15

Denver (DEN)

Effective 2024-10-30 through 2025-01-11

Mon
-

Tue
-

Wed

Thu
-

Fri

Sat

Sun
-

Duration: 3:29, non-stop
Airbus A321 (321)

Frontier Airlines F92751

18:46

Buffalo (BUF)

20:15

Denver (DEN)

Effective 2025-02-14 through 2025-04-19

Mon
-

Tue
-

Wed

Thu
-

Fri

Sat

Sun
-

Duration: 3:29, non-stop
Airbus A321 (321)

Frontier Airlines F92751

19:17

Buffalo (BUF)

20:58

Denver (DEN)

Operates only on 2024-09-06

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Duration: 3:41, non-stop
Airbus A320neo (32N)

Frontier Airlines F92751

19:17

Buffalo (BUF)

20:58

Denver (DEN)

Effective 2024-09-13 through 2024-10-04

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Duration: 3:41, non-stop
Airbus A320 (320)

Frontier Airlines F92751

19:17

Buffalo (BUF)

20:56

Denver (DEN)

Effective 2024-10-11 through 2024-10-25

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Duration: 3:39, non-stop
Airbus A320 (320)

Frontier Airlines F92751

19:22

Buffalo (BUF)

21:03

Denver (DEN)

Effective 2024-09-09 through 2024-10-07

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 3:41, non-stop
Airbus A320neo (32N)

Frontier Airlines F92751

19:22

Buffalo (BUF)

21:01

Denver (DEN)

Effective 2024-10-14 through 2024-10-21

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 3:39, non-stop
Airbus A320neo (32N)

Frontier Airlines F92751

19:49

Buffalo (BUF)

21:19

Denver (DEN)

Valid until 2024-09-02

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 3:30, non-stop
Airbus A321 (321)

Southwest Airlines WN3297

08:20

Buffalo (BUF)

10:00

Denver (DEN)

Effective 2024-11-09 through 2024-11-16

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 3:40, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN3297

08:20

Buffalo (BUF)

10:00

Denver (DEN)

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 3:40, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN4122

15:35

Buffalo (BUF)

17:15

Denver (DEN)

Effective 2024-11-23 through 2024-11-30

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 3:40, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN4122

15:35

Buffalo (BUF)

17:15

Denver (DEN)

Effective 2024-12-21 through 2025-01-04

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 3:40, non-stop
Boeing 737 MAX 8 (7M8)

Non-Direct Flights:

Southwest Airlines WN469

05:55

Buffalo (BUF)

09:10

Denver (DEN)

Operates only on 2024-12-01

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 5:15, 1-stop
Boeing 737-800 (73H)

Southwest Airlines WN1094

07:05

Buffalo (BUF)

12:05

Denver (DEN)

Effective 2024-09-08 through 2024-09-29

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 7:00, 1-stop
Boeing 737-700 (73W)

Southwest Airlines WN977

10:40

Buffalo (BUF)

14:50

Denver (DEN)

Effective 2024-09-08 through 2024-09-29

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 6:10, 2-stop
Boeing 737-700 (73W)

A domestic route departing from the Buffalo airport (BUF) and arriving at Denver airport (DEN).
The flight distance is 1355 miles, or 2180 km.
The timezone of the departure airport is UTC-5 , and the timezone of the arrival airport is UTC-7 . 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 3:20 and 3:55.

Return (DEN-BUF) flights

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