Southwest Airlines flights from Denver (DEN) to Buffalo (BUF).

FLIGHT SCHEDULE
Direct Flights:
Mon,Thu,Fri,Sun 19:55 Denver (DEN) 00:55 Buffalo (BUF) Southwest Airlines WN 196 Non-stop Boeing 737-700 (73W) 3:00 Effective 2025-02-13 through 2025-02-17 The flight arrives 1 day after departure.
Thu,Fri,Sun 19:55 Denver (DEN) 00:55 Buffalo (BUF) Southwest Airlines WN 196 Non-stop Boeing 737-700 (73W) 3:00 Effective 2025-02-21 through 2025-03-02 The flight arrives 1 day after departure.
Thu,Fri,Sun 19:45 Denver (DEN) 00:45 Buffalo (BUF) Southwest Airlines WN 430 Non-stop Boeing 737-800 (73H) 3:00 Effective 2024-11-03 through 2024-11-10 The flight arrives 1 day after departure.
Mon,Thu,Fri,Sun 19:45 Denver (DEN) 00:45 Buffalo (BUF) Southwest Airlines WN 430 Non-stop Boeing 737-800 (73H) 3:00 Effective 2024-11-11 through 2024-11-25 The flight arrives 1 day after departure.
Fri,Sun 19:45 Denver (DEN) 00:45 Buffalo (BUF) Southwest Airlines WN 430 Non-stop Boeing 737-800 (73H) 3:00 Effective 2024-12-08 through 2024-12-15 The flight arrives 1 day after departure.
Thu 19:45 Denver (DEN) 00:45 Buffalo (BUF) Southwest Airlines WN 430 Non-stop Boeing 737-800 (73H) 3:00 Operates only on 2024-12-19 The flight arrives 1 day after departure.
Fri 19:45 Denver (DEN) 00:45 Buffalo (BUF) Southwest Airlines WN 430 Non-stop Boeing 737-800 (73H) 3:00 Operates only on 2025-01-03 The flight arrives 1 day after departure.
Mon-Wed 19:50 Denver (DEN) 00:50 Buffalo (BUF) Southwest Airlines WN 451 Non-stop Boeing 737 MAX 8 (7M8) 3:00 Effective 2024-11-26 through 2024-12-02 The flight arrives 1 day after departure.
Mon,Thu,Fri,Sun 19:50 Denver (DEN) 00:50 Buffalo (BUF) Southwest Airlines WN 451 Non-stop Boeing 737 MAX 8 (7M8) 3:00 Effective 2024-12-20 through 2025-01-02 The flight arrives 1 day after departure.
Sun 19:50 Denver (DEN) 00:50 Buffalo (BUF) Southwest Airlines WN 451 Non-stop Boeing 737 MAX 8 (7M8) 3:00 Operates only on 2025-01-05 The flight arrives 1 day after departure.
Sat 18:00 Denver (DEN) 23:15 Buffalo (BUF) Southwest Airlines WN 472 Non-stop Boeing 737 MAX 8 (7M8) 3:15 Valid until 2024-09-28
Sat 09:50 Denver (DEN) 14:55 Buffalo (BUF) Southwest Airlines WN 799 Non-stop Boeing 737-700 (73W) 3:05 Effective 2025-02-15 through 2025-03-01
Sat 13:25 Denver (DEN) 18:25 Buffalo (BUF) Southwest Airlines WN 836 Non-stop Boeing 737-700 (73W) 3:00 Effective 2024-11-23 through 2024-11-30
Sat 13:25 Denver (DEN) 18:25 Buffalo (BUF) Southwest Airlines WN 836 Non-stop Boeing 737-700 (73W) 3:00 Effective 2024-12-21 through 2025-01-04
Sun 15:00 Denver (DEN) 19:55 Buffalo (BUF) Southwest Airlines WN 866 Non-stop Boeing 737-700 (73W) 2:55 Operates only on 2024-12-01
Sun 10:00 Denver (DEN) 15:10 Buffalo (BUF) Southwest Airlines WN 1586 Non-stop Boeing 737 MAX 8 (7M8) 3:10 Operates only on 2024-09-01
Tue,Wed 16:10 Denver (DEN) 21:15 Buffalo (BUF) Southwest Airlines WN 1586 Non-stop Boeing 737-800 (73H) 3:05 Valid until 2024-10-02
Mon,Thu,Fri 18:50 Denver (DEN) 23:55 Buffalo (BUF) Southwest Airlines WN 1586 Non-stop Boeing 737 MAX 8 (7M8) 3:05 Valid until 2024-09-30
Mon,Thu,Fri 19:45 Denver (DEN) 00:45 Buffalo (BUF) Southwest Airlines WN 2123 Non-stop Boeing 737-700 (73W) 3:00 Effective 2024-10-03 through 2024-10-28 The flight arrives 1 day after departure.
Fri 19:45 Denver (DEN) 00:45 Buffalo (BUF) Southwest Airlines WN 2123 Non-stop Boeing 737-700 (73W) 3:00 Operates only on 2024-11-01 The flight arrives 1 day after departure.
Thu 12:55 Denver (DEN) 17:55 Buffalo (BUF) Southwest Airlines WN 2957 Non-stop Boeing 737-800 (73H) 3:00 Operates only on 2024-11-28
Sat 14:55 Denver (DEN) 19:50 Buffalo (BUF) Southwest Airlines WN 2957 Non-stop Boeing 737 MAX 8 (7M8) 2:55 Effective 2024-11-09 through 2024-11-16
Sat 14:55 Denver (DEN) 19:50 Buffalo (BUF) Southwest Airlines WN 2957 Non-stop Boeing 737 MAX 8 (7M8) 2:55 Effective 2024-12-07 through 2024-12-14
Thu,Fri,Sun 18:50 Denver (DEN) 23:50 Buffalo (BUF) Southwest Airlines WN 3438 Non-stop Boeing 737-700 (73W) 3:00 Effective 2025-01-12 through 2025-01-17
Mon,Sun 18:50 Denver (DEN) 23:50 Buffalo (BUF) Southwest Airlines WN 3438 Non-stop Boeing 737-700 (73W) 3:00 Effective 2025-01-20 through 2025-01-26
Thu,Fri,Sun 18:50 Denver (DEN) 23:50 Buffalo (BUF) Southwest Airlines WN 3438 Non-stop Boeing 737-700 (73W) 3:00 Effective 2025-02-02 through 2025-02-07
Mon 18:50 Denver (DEN) 23:50 Buffalo (BUF) Southwest Airlines WN 3438 Non-stop Boeing 737-700 (73W) 3:00 Operates only on 2025-02-10
Mon,Tue,Thu 18:50 Denver (DEN) 23:50 Buffalo (BUF) Southwest Airlines WN 3438 Non-stop Boeing 737-700 (73W) 3:00 Effective 2025-02-18 through 2025-02-24
Mon 18:50 Denver (DEN) 23:50 Buffalo (BUF) Southwest Airlines WN 3438 Non-stop Boeing 737-700 (73W) 3:00 Operates only on 2025-03-03
Sat 10:40 Denver (DEN) 15:40 Buffalo (BUF) Southwest Airlines WN 3550 Non-stop Boeing 737-700 (73W) 3:00 Effective 2025-01-11 through 2025-02-08
Sat 09:00 Denver (DEN) 14:00 Buffalo (BUF) Southwest Airlines WN 3933 Non-stop Boeing 737-700 (73W) 3:00 Valid until 2024-09-28
Thu 15:50 Denver (DEN) 20:50 Buffalo (BUF) Southwest Airlines WN 4179 Non-stop Boeing 737-700 (73W) 3:00 Operates only on 2024-10-31
Sat 16:10 Denver (DEN) 21:10 Buffalo (BUF) Southwest Airlines WN 4179 Non-stop Boeing 737-800 (73H) 3:00 Effective 2024-10-05 through 2024-11-02
Tue,Wed 17:55 Denver (DEN) 23:00 Buffalo (BUF) Southwest Airlines WN 4179 Non-stop Boeing 737-700 (73W) 3:05 Effective 2024-10-08 through 2024-10-30
Sun 19:40 Denver (DEN) 00:40 Buffalo (BUF) Southwest Airlines WN 4179 Non-stop Boeing 737 MAX 8 (7M8) 3:00 Effective 2024-10-06 through 2024-10-27 The flight arrives 1 day after departure.
Sun 18:35 Denver (DEN) 23:40 Buffalo (BUF) Southwest Airlines WN 4762 Non-stop Boeing 737 MAX 8 (7M8) 3:05 Effective 2024-09-08 through 2024-09-29
Non-Direct Flights:
Mon-Wed 12:15 Denver (DEN) 22:50 Buffalo (BUF) Southwest Airlines WN 582 2-stop Boeing 737-700 (73W) 8:35 Effective 2024-11-04 through 2024-11-06
Tue,Wed 12:15 Denver (DEN) 22:50 Buffalo (BUF) Southwest Airlines WN 582 2-stop Boeing 737-700 (73W) 8:35 Effective 2024-11-12 through 2024-11-20
Tue-Fri 12:15 Denver (DEN) 22:50 Buffalo (BUF) Southwest Airlines WN 582 2-stop Boeing 737-700 (73W) 8:35 Effective 2024-11-29 through 2024-12-06
Mon-Thu 12:15 Denver (DEN) 22:50 Buffalo (BUF) Southwest Airlines WN 582 2-stop Boeing 737-700 (73W) 8:35 Effective 2024-12-09 through 2024-12-18
Tue,Wed 12:15 Denver (DEN) 22:50 Buffalo (BUF) Southwest Airlines WN 582 2-stop Boeing 737-700 (73W) 8:35 Effective 2024-12-24 through 2025-01-01
Mon 12:15 Denver (DEN) 22:50 Buffalo (BUF) Southwest Airlines WN 582 2-stop Boeing 737-700 (73W) 8:35 Operates only on 2025-01-06
Sat 06:00 Denver (DEN) 15:35 Buffalo (BUF) Southwest Airlines WN 4173 2-stop Boeing 737-700 (73W) 7:35 Effective 2024-11-23 through 2024-11-30
Sat 06:00 Denver (DEN) 15:35 Buffalo (BUF) Southwest Airlines WN 4173 2-stop Boeing 737-700 (73W) 7:35 Effective 2024-12-21 through 2025-01-04

A domestic route departing from the Denver airport (DEN) and arriving at Buffalo airport (BUF).
The flight distance is 1355 miles, or 2180 km.
The timezone of the departure airport is UTC-7 , 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 2:55 and 3:15.

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FLIGHT SCHEDULE

Direct Flights:

Southwest Airlines WN196

19:55

Denver (DEN)

00:55(+1)

Buffalo (BUF)

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

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

Duration: 3:00, non-stop
Boeing 737-700 (73W)
The flight arrives 1 day after departure.

Southwest Airlines WN196

19:55

Denver (DEN)

00:55(+1)

Buffalo (BUF)

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

Mon
-

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

Duration: 3:00, non-stop
Boeing 737-700 (73W)
The flight arrives 1 day after departure.

Southwest Airlines WN430

19:45

Denver (DEN)

00:45(+1)

Buffalo (BUF)

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

Mon
-

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

Duration: 3:00, non-stop
Boeing 737-800 (73H)
The flight arrives 1 day after departure.

Southwest Airlines WN430

19:45

Denver (DEN)

00:45(+1)

Buffalo (BUF)

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

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

Duration: 3:00, non-stop
Boeing 737-800 (73H)
The flight arrives 1 day after departure.

Southwest Airlines WN430

19:45

Denver (DEN)

00:45(+1)

Buffalo (BUF)

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun

Duration: 3:00, non-stop
Boeing 737-800 (73H)
The flight arrives 1 day after departure.

Southwest Airlines WN430

19:45

Denver (DEN)

00:45(+1)

Buffalo (BUF)

Operates only on 2024-12-19

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Duration: 3:00, non-stop
Boeing 737-800 (73H)
The flight arrives 1 day after departure.

Southwest Airlines WN430

19:45

Denver (DEN)

00:45(+1)

Buffalo (BUF)

Operates only on 2025-01-03

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Duration: 3:00, non-stop
Boeing 737-800 (73H)
The flight arrives 1 day after departure.

Southwest Airlines WN451

19:50

Denver (DEN)

00:50(+1)

Buffalo (BUF)

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

Mon

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 3:00, non-stop
Boeing 737 MAX 8 (7M8)
The flight arrives 1 day after departure.

Southwest Airlines WN451

19:50

Denver (DEN)

00:50(+1)

Buffalo (BUF)

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

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

Duration: 3:00, non-stop
Boeing 737 MAX 8 (7M8)
The flight arrives 1 day after departure.

Southwest Airlines WN451

19:50

Denver (DEN)

00:50(+1)

Buffalo (BUF)

Operates only on 2025-01-05

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 3:00, non-stop
Boeing 737 MAX 8 (7M8)
The flight arrives 1 day after departure.

Southwest Airlines WN472

18:00

Denver (DEN)

23:15

Buffalo (BUF)

Valid until 2024-09-28

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 3:15, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN799

09:50

Denver (DEN)

14:55

Buffalo (BUF)

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 3:05, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN836

13:25

Denver (DEN)

18:25

Buffalo (BUF)

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 3:00, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN836

13:25

Denver (DEN)

18:25

Buffalo (BUF)

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 3:00, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN866

15:00

Denver (DEN)

19:55

Buffalo (BUF)

Operates only on 2024-12-01

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 2:55, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN1586

10:00

Denver (DEN)

15:10

Buffalo (BUF)

Operates only on 2024-09-01

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 3:10, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN1586

16:10

Denver (DEN)

21:15

Buffalo (BUF)

Valid until 2024-10-02

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 3:05, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN1586

18:50

Denver (DEN)

23:55

Buffalo (BUF)

Valid until 2024-09-30

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 3:05, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN2123

19:45

Denver (DEN)

00:45(+1)

Buffalo (BUF)

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

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 3:00, non-stop
Boeing 737-700 (73W)
The flight arrives 1 day after departure.

Southwest Airlines WN2123

19:45

Denver (DEN)

00:45(+1)

Buffalo (BUF)

Operates only on 2024-11-01

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Duration: 3:00, non-stop
Boeing 737-700 (73W)
The flight arrives 1 day after departure.

Southwest Airlines WN2957

12:55

Denver (DEN)

17:55

Buffalo (BUF)

Operates only on 2024-11-28

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Duration: 3:00, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN2957

14:55

Denver (DEN)

19:50

Buffalo (BUF)

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 2:55, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN2957

14:55

Denver (DEN)

19:50

Buffalo (BUF)

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 2:55, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN3438

18:50

Denver (DEN)

23:50

Buffalo (BUF)

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

Mon
-

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

Duration: 3:00, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN3438

18:50

Denver (DEN)

23:50

Buffalo (BUF)

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

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 3:00, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN3438

18:50

Denver (DEN)

23:50

Buffalo (BUF)

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

Mon
-

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

Duration: 3:00, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN3438

18:50

Denver (DEN)

23:50

Buffalo (BUF)

Operates only on 2025-02-10

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 3:00, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN3438

18:50

Denver (DEN)

23:50

Buffalo (BUF)

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

Mon

Tue

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Duration: 3:00, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN3438

18:50

Denver (DEN)

23:50

Buffalo (BUF)

Operates only on 2025-03-03

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 3:00, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN3550

10:40

Denver (DEN)

15:40

Buffalo (BUF)

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 3:00, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN3933

09:00

Denver (DEN)

14:00

Buffalo (BUF)

Valid until 2024-09-28

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 3:00, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN4179

15:50

Denver (DEN)

20:50

Buffalo (BUF)

Operates only on 2024-10-31

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Duration: 3:00, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN4179

16:10

Denver (DEN)

21:10

Buffalo (BUF)

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 3:00, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN4179

17:55

Denver (DEN)

23:00

Buffalo (BUF)

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

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 3:05, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN4179

19:40

Denver (DEN)

00:40(+1)

Buffalo (BUF)

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 3:00, non-stop
Boeing 737 MAX 8 (7M8)
The flight arrives 1 day after departure.

Southwest Airlines WN4762

18:35

Denver (DEN)

23:40

Buffalo (BUF)

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 3:05, non-stop
Boeing 737 MAX 8 (7M8)

Non-Direct Flights:

Southwest Airlines WN582

12:15

Denver (DEN)

22:50

Buffalo (BUF)

Effective 2024-11-04 through 2024-11-06

Mon

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 8:35, 2-stop
Boeing 737-700 (73W)

Southwest Airlines WN582

12:15

Denver (DEN)

22:50

Buffalo (BUF)

Effective 2024-11-12 through 2024-11-20

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 8:35, 2-stop
Boeing 737-700 (73W)

Southwest Airlines WN582

12:15

Denver (DEN)

22:50

Buffalo (BUF)

Effective 2024-11-29 through 2024-12-06

Mon
-

Tue

Wed

Thu

Fri

Sat
-

Sun
-

Duration: 8:35, 2-stop
Boeing 737-700 (73W)

Southwest Airlines WN582

12:15

Denver (DEN)

22:50

Buffalo (BUF)

Effective 2024-12-09 through 2024-12-18

Mon

Tue

Wed

Thu

Fri
-

Sat
-

Sun
-

Duration: 8:35, 2-stop
Boeing 737-700 (73W)

Southwest Airlines WN582

12:15

Denver (DEN)

22:50

Buffalo (BUF)

Effective 2024-12-24 through 2025-01-01

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 8:35, 2-stop
Boeing 737-700 (73W)

Southwest Airlines WN582

12:15

Denver (DEN)

22:50

Buffalo (BUF)

Operates only on 2025-01-06

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 8:35, 2-stop
Boeing 737-700 (73W)

Southwest Airlines WN4173

06:00

Denver (DEN)

15:35

Buffalo (BUF)

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 7:35, 2-stop
Boeing 737-700 (73W)

Southwest Airlines WN4173

06:00

Denver (DEN)

15:35

Buffalo (BUF)

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 7:35, 2-stop
Boeing 737-700 (73W)

A domestic route departing from the Denver airport (DEN) and arriving at Buffalo airport (BUF).
The flight distance is 1355 miles, or 2180 km.
The timezone of the departure airport is UTC-7 , 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 2:55 and 3:15.

All DEN-BUF flights

All Southwest Airlines flights

Return (BUF-DEN) flights

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