All airlines flying from Las Vegas Harry Reid (LAS) to Buffalo (BUF).

FLIGHT SCHEDULE
Direct Flights:
Sun 16:40 Las Vegas Harry Reid (LAS) 1 23:55 Buffalo (BUF) Southwest Airlines WN 158 Non-stop Boeing 737 MAX 8 (7M8) 4:15 Effective 2026-03-08 through 2026-04-05
Tue,Wed 17:00 Las Vegas Harry Reid (LAS) 1 00:15 Buffalo (BUF) Southwest Airlines WN 158 Non-stop Boeing 737 MAX 8 (7M8) 4:15 Effective 2026-03-10 through 2026-04-01 The flight arrives 1 day after departure.
Sat 12:55 Las Vegas Harry Reid (LAS) 1 20:10 Buffalo (BUF) Southwest Airlines WN 183 Non-stop Boeing 737 MAX 8 (7M8) 4:15 Valid until 2026-01-03
Mon 16:20 Las Vegas Harry Reid (LAS) 1 23:30 Buffalo (BUF) Southwest Airlines WN 183 Non-stop Boeing 737 MAX 8 (7M8) 4:10 Operates only on 2026-01-05
Mon,Tue,Fri,Sun 16:40 Las Vegas Harry Reid (LAS) 1 23:55 Buffalo (BUF) Southwest Airlines WN 183 Non-stop Boeing 737 MAX 8 (7M8) 4:15 Valid until 2026-01-04
Mon,Thu,Fri 08:35 Las Vegas Harry Reid (LAS) 1 15:55 Buffalo (BUF) Southwest Airlines WN 370 Non-stop Boeing 737-800 (73H) 4:20 Effective 2026-08-06 through 2026-09-28
Sun 18:10 Las Vegas Harry Reid (LAS) 1 01:30 Buffalo (BUF) Southwest Airlines WN 674 Non-stop Boeing 737 MAX 8 (7M8) 4:20 Effective 2026-08-09 through 2026-09-27 The flight arrives 1 day after departure.
Sat 09:50 Las Vegas Harry Reid (LAS) 1 17:10 Buffalo (BUF) Southwest Airlines WN 978 Non-stop Boeing 737-700 (Scimitar Winglets) 4:20 Effective 2026-06-06 through 2026-08-01
Sat 08:10 Las Vegas Harry Reid (LAS) 1 15:30 Buffalo (BUF) Southwest Airlines WN 1137 Non-stop Boeing 737-800 (73H) 4:20 Effective 2026-04-11 through 2026-05-30
Tue,Wed 15:30 Las Vegas Harry Reid (LAS) 1 22:50 Buffalo (BUF) Southwest Airlines WN 1137 Non-stop Boeing 737-800 (73H) 4:20 Effective 2026-04-07 through 2026-06-03
Sun 16:45 Las Vegas Harry Reid (LAS) 1 00:05 Buffalo (BUF) Southwest Airlines WN 1137 Non-stop Boeing 737-800 (73H) 4:20 Effective 2026-04-12 through 2026-05-17 The flight arrives 1 day after departure.
Sun 16:45 Las Vegas Harry Reid (LAS) 1 00:05 Buffalo (BUF) Southwest Airlines WN 1137 Non-stop Boeing 737-800 (73H) 4:20 Operates only on 2026-05-31 The flight arrives 1 day after departure.
Sun 16:50 Las Vegas Harry Reid (LAS) 1 00:10 Buffalo (BUF) Southwest Airlines WN 1137 Non-stop Boeing 737 MAX 8 (7M8) 4:20 Operates only on 2026-05-24 The flight arrives 1 day after departure.
Mon,Thu,Fri 09:55 Las Vegas Harry Reid (LAS) 1 17:10 Buffalo (BUF) Southwest Airlines WN 1287 Non-stop Boeing 737-800 (73H) 4:15 Effective 2026-03-05 through 2026-04-06
Sat 08:50 Las Vegas Harry Reid (LAS) 1 16:05 Buffalo (BUF) Southwest Airlines WN 1760 Non-stop Boeing 737 MAX 8 (7M8) 4:15 Effective 2026-02-14 through 2026-02-28
Mon,Thu,Fri 09:15 Las Vegas Harry Reid (LAS) 1 16:30 Buffalo (BUF) Southwest Airlines WN 1760 Non-stop Boeing 737-800 (73H) 4:15 Effective 2026-02-12 through 2026-02-16
Thu,Fri,Sun 09:15 Las Vegas Harry Reid (LAS) 1 16:30 Buffalo (BUF) Southwest Airlines WN 1760 Non-stop Boeing 737-800 (73H) 4:15 Effective 2026-02-20 through 2026-03-01
Mon-Fri 14:50 Las Vegas Harry Reid (LAS) 1 22:00 Buffalo (BUF) Southwest Airlines WN 2978 Non-stop Boeing 737-800 (73H) 4:10 Effective 2026-01-06 through 2026-01-14
Tue-Fri,Sun 14:50 Las Vegas Harry Reid (LAS) 1 22:00 Buffalo (BUF) Southwest Airlines WN 2978 Non-stop Boeing 737-800 (73H) 4:10 Effective 2026-01-18 through 2026-01-23
Mon-Fri 14:50 Las Vegas Harry Reid (LAS) 1 22:00 Buffalo (BUF) Southwest Airlines WN 2978 Non-stop Boeing 737-800 (73H) 4:10 Effective 2026-01-26 through 2026-02-04
Tue,Wed,Sun 14:50 Las Vegas Harry Reid (LAS) 1 22:00 Buffalo (BUF) Southwest Airlines WN 2978 Non-stop Boeing 737-800 (73H) 4:10 Effective 2026-02-08 through 2026-02-11
Tue,Wed 14:50 Las Vegas Harry Reid (LAS) 1 22:00 Buffalo (BUF) Southwest Airlines WN 2978 Non-stop Boeing 737-800 (73H) 4:10 Effective 2026-02-18 through 2026-03-04
Thu,Fri,Sun 08:10 Las Vegas Harry Reid (LAS) 1 15:25 Buffalo (BUF) Southwest Airlines WN 3248 Non-stop Boeing 737 MAX 8 (7M8) 4:15 Effective 2026-01-11 through 2026-01-16
Mon,Sun 08:10 Las Vegas Harry Reid (LAS) 1 15:25 Buffalo (BUF) Southwest Airlines WN 3248 Non-stop Boeing 737 MAX 8 (7M8) 4:15 Effective 2026-01-19 through 2026-01-25
Thu,Fri,Sun 08:10 Las Vegas Harry Reid (LAS) 1 15:25 Buffalo (BUF) Southwest Airlines WN 3248 Non-stop Boeing 737 MAX 8 (7M8) 4:15 Effective 2026-02-01 through 2026-02-06
Mon,Sun 08:10 Las Vegas Harry Reid (LAS) 1 15:25 Buffalo (BUF) Southwest Airlines WN 3248 Non-stop Boeing 737 MAX 8 (7M8) 4:15 Effective 2026-02-09 through 2026-02-15
Mon,Tue,Thu 08:10 Las Vegas Harry Reid (LAS) 1 15:25 Buffalo (BUF) Southwest Airlines WN 3248 Non-stop Boeing 737 MAX 8 (7M8) 4:15 Effective 2026-02-17 through 2026-02-23
Mon 08:10 Las Vegas Harry Reid (LAS) 1 15:25 Buffalo (BUF) Southwest Airlines WN 3248 Non-stop Boeing 737 MAX 8 (7M8) 4:15 Operates only on 2026-03-02
Wed,Thu 15:25 Las Vegas Harry Reid (LAS) 1 22:40 Buffalo (BUF) Southwest Airlines WN 3265 Non-stop Boeing 737-800 (73H) 4:15 Valid until 2026-01-01
Mon,Thu,Fri 12:00 Las Vegas Harry Reid (LAS) 1 19:20 Buffalo (BUF) Southwest Airlines WN 4020 Non-stop Boeing 737 MAX 8 (7M8) 4:20 Effective 2026-04-09 through 2026-06-01
Sat 07:30 Las Vegas Harry Reid (LAS) 1 14:50 Buffalo (BUF) Southwest Airlines WN 4764 Non-stop Boeing 737 MAX 8 (7M8) 4:20 Effective 2026-08-08 through 2026-09-26
Non-Direct Flights:
Mon,Thu-Sun 09:00 Las Vegas Harry Reid (LAS) 3 20:46 Buffalo (BUF) United Airlines UA 1335 1-stop Boeing 737-900 (739) 8:46 Effective 2026-03-05 through 2026-03-28
Tue 09:00 Las Vegas Harry Reid (LAS) 3 20:46 Buffalo (BUF) United Airlines UA 1335 1-stop Boeing 737 MAX 9 (7M9) 8:46 Effective 2026-03-10 through 2026-03-24
Daily 09:00 Las Vegas Harry Reid (LAS) 3 20:31 Buffalo (BUF) United Airlines UA 1335 1-stop Boeing 737-900 (739) 8:31 Effective 2026-03-29 through 2026-05-20
Daily 12:15 Las Vegas Harry Reid (LAS) 3 22:37 Buffalo (BUF) United Airlines UA 1731 1-stop Boeing 737 MAX 8 (7M8) 7:22 Effective from 2026-05-21

A domestic route departing from the Las Vegas Harry Reid airport (LAS) and arriving at Buffalo airport (BUF).
The flight distance is 1981 miles, or 3188 km.
The timezone of the departure airport is UTC-8 , 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 4:10 and 4:20.

Return (BUF-LAS) flights

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All airlines flying from Las Vegas Harry Reid (LAS) to Buffalo (BUF).

FLIGHT SCHEDULE

Direct Flights:

Southwest Airlines WN158

16:40

Las Vegas Harry Reid (LAS) 1

23:55

Buffalo (BUF)

Effective 2026-03-08 through 2026-04-05

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 4:15, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN158

17:00

Las Vegas Harry Reid (LAS) 1

00:15(+1)

Buffalo (BUF)

Effective 2026-03-10 through 2026-04-01

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 4:15, non-stop
Boeing 737 MAX 8 (7M8)
The flight arrives 1 day after departure.

Direct Flights:

Southwest Airlines WN183

12:55

Las Vegas Harry Reid (LAS) 1

20:10

Buffalo (BUF)

Valid until 2026-01-03

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 4:15, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN183

16:20

Las Vegas Harry Reid (LAS) 1

23:30

Buffalo (BUF)

Operates only on 2026-01-05

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 4:10, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN183

16:40

Las Vegas Harry Reid (LAS) 1

23:55

Buffalo (BUF)

Valid until 2026-01-04

Mon

Tue

Wed
-

Thu
-

Fri

Sat
-

Sun

Duration: 4:15, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN370

08:35

Las Vegas Harry Reid (LAS) 1

15:55

Buffalo (BUF)

Effective 2026-08-06 through 2026-09-28

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 4:20, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN674

18:10

Las Vegas Harry Reid (LAS) 1

01:30(+1)

Buffalo (BUF)

Effective 2026-08-09 through 2026-09-27

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 4:20, non-stop
Boeing 737 MAX 8 (7M8)
The flight arrives 1 day after departure.

Direct Flights:

Southwest Airlines WN978

09:50

Las Vegas Harry Reid (LAS) 1

17:10

Buffalo (BUF)

Effective 2026-06-06 through 2026-08-01

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 4:20, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN1137

08:10

Las Vegas Harry Reid (LAS) 1

15:30

Buffalo (BUF)

Effective 2026-04-11 through 2026-05-30

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 4:20, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN1137

15:30

Las Vegas Harry Reid (LAS) 1

22:50

Buffalo (BUF)

Effective 2026-04-07 through 2026-06-03

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 4:20, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN1137

16:45

Las Vegas Harry Reid (LAS) 1

00:05(+1)

Buffalo (BUF)

Effective 2026-04-12 through 2026-05-17

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 4:20, non-stop
Boeing 737-800 (73H)
The flight arrives 1 day after departure.

Direct Flights:

Southwest Airlines WN1137

16:45

Las Vegas Harry Reid (LAS) 1

00:05(+1)

Buffalo (BUF)

Operates only on 2026-05-31

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 4:20, non-stop
Boeing 737-800 (73H)
The flight arrives 1 day after departure.

Direct Flights:

Southwest Airlines WN1137

16:50

Las Vegas Harry Reid (LAS) 1

00:10(+1)

Buffalo (BUF)

Operates only on 2026-05-24

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 4:20, non-stop
Boeing 737 MAX 8 (7M8)
The flight arrives 1 day after departure.

Direct Flights:

Southwest Airlines WN1287

09:55

Las Vegas Harry Reid (LAS) 1

17:10

Buffalo (BUF)

Effective 2026-03-05 through 2026-04-06

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 4:15, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN1760

08:50

Las Vegas Harry Reid (LAS) 1

16:05

Buffalo (BUF)

Effective 2026-02-14 through 2026-02-28

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 4:15, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN1760

09:15

Las Vegas Harry Reid (LAS) 1

16:30

Buffalo (BUF)

Effective 2026-02-12 through 2026-02-16

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 4:15, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN1760

09:15

Las Vegas Harry Reid (LAS) 1

16:30

Buffalo (BUF)

Effective 2026-02-20 through 2026-03-01

Mon
-

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

Duration: 4:15, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN2978

14:50

Las Vegas Harry Reid (LAS) 1

22:00

Buffalo (BUF)

Effective 2026-01-06 through 2026-01-14

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun
-

Duration: 4:10, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN2978

14:50

Las Vegas Harry Reid (LAS) 1

22:00

Buffalo (BUF)

Effective 2026-01-18 through 2026-01-23

Mon
-

Tue

Wed

Thu

Fri

Sat
-

Sun

Duration: 4:10, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN2978

14:50

Las Vegas Harry Reid (LAS) 1

22:00

Buffalo (BUF)

Effective 2026-01-26 through 2026-02-04

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun
-

Duration: 4:10, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN2978

14:50

Las Vegas Harry Reid (LAS) 1

22:00

Buffalo (BUF)

Effective 2026-02-08 through 2026-02-11

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun

Duration: 4:10, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN2978

14:50

Las Vegas Harry Reid (LAS) 1

22:00

Buffalo (BUF)

Effective 2026-02-18 through 2026-03-04

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 4:10, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN3248

08:10

Las Vegas Harry Reid (LAS) 1

15:25

Buffalo (BUF)

Effective 2026-01-11 through 2026-01-16

Mon
-

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

Duration: 4:15, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN3248

08:10

Las Vegas Harry Reid (LAS) 1

15:25

Buffalo (BUF)

Effective 2026-01-19 through 2026-01-25

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 4:15, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN3248

08:10

Las Vegas Harry Reid (LAS) 1

15:25

Buffalo (BUF)

Effective 2026-02-01 through 2026-02-06

Mon
-

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

Duration: 4:15, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN3248

08:10

Las Vegas Harry Reid (LAS) 1

15:25

Buffalo (BUF)

Effective 2026-02-09 through 2026-02-15

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 4:15, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN3248

08:10

Las Vegas Harry Reid (LAS) 1

15:25

Buffalo (BUF)

Effective 2026-02-17 through 2026-02-23

Mon

Tue

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Duration: 4:15, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN3248

08:10

Las Vegas Harry Reid (LAS) 1

15:25

Buffalo (BUF)

Operates only on 2026-03-02

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 4:15, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN3265

15:25

Las Vegas Harry Reid (LAS) 1

22:40

Buffalo (BUF)

Valid until 2026-01-01

Mon
-

Tue
-

Wed

Thu

Fri
-

Sat
-

Sun
-

Duration: 4:15, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN4020

12:00

Las Vegas Harry Reid (LAS) 1

19:20

Buffalo (BUF)

Effective 2026-04-09 through 2026-06-01

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 4:20, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN4764

07:30

Las Vegas Harry Reid (LAS) 1

14:50

Buffalo (BUF)

Effective 2026-08-08 through 2026-09-26

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 4:20, non-stop
Boeing 737 MAX 8 (7M8)

Non-Direct Flights:

United Airlines UA1335

09:00

Las Vegas Harry Reid (LAS) 3

20:46

Buffalo (BUF)

Effective 2026-03-05 through 2026-03-28

Mon

Tue
-

Wed
-

Thu

Fri

Sat

Sun

Duration: 8:46, 1-stop
Boeing 737-900 (739)

Non-Direct Flights:

United Airlines UA1335

09:00

Las Vegas Harry Reid (LAS) 3

20:46

Buffalo (BUF)

Effective 2026-03-10 through 2026-03-24

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 8:46, 1-stop
Boeing 737 MAX 9 (7M9)

Non-Direct Flights:

United Airlines UA1335

09:00

Las Vegas Harry Reid (LAS) 3

20:31

Buffalo (BUF)

Effective 2026-03-29 through 2026-05-20

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 8:31, 1-stop
Boeing 737-900 (739)

Non-Direct Flights:

United Airlines UA1731

12:15

Las Vegas Harry Reid (LAS) 3

22:37

Buffalo (BUF)

Effective from 2026-05-21

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 7:22, 1-stop
Boeing 737 MAX 8 (7M8)

A domestic route departing from the Las Vegas Harry Reid airport (LAS) and arriving at Buffalo airport (BUF).
The flight distance is 1981 miles, or 3188 km.
The timezone of the departure airport is UTC-8 , 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 4:10 and 4:20.

Return (BUF-LAS) flights

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