Airlines with flights from Las Vegas to Buffalo

There are 7 airlines with scheduled flights between LAS and BUF. Both Southwest and American Airlines operates non-stop flights from Harry Reid International Airport to Buffalo Niagara International and the flight time is 4 hours and 18 minutes.

Choose airline

Schedules

Southwest Airlines

Non-stop with Southwest Airlines

  • Total flight time: 4 hours and 18 minutes
  • Low-cost airline
  • Las Vegas is a Southwest Airlines focus city (Operating base ).
  • 3 flights per week
  • Boeing 737-700 Passenger (Scimitar Winglets)
LAS
Direct
BUF

The timetable & schedule information was updated at 2026-04-21

American Airlines

Non-stop with American Airlines

  • Total flight time: 4 hours and 20 minutes
  • One World Alliance
  • First class available
LAS
Direct
BUF

The timetable & schedule information was updated at 2026-04-21

Southwest Airlines

Via Chicago with Southwest Airlines

  • Total flight time: 5h 40m - 9h 40m.
  • Low-cost airline
  • Las Vegas is a Southwest Airlines focus city (Operating base ).
  • 108 flights per week
  • Boeing 737-700 Passenger (Scimitar Winglets)
LAS
 
Via MDW
 
BUF
 
Flight
Mon
Jun 15
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Jun 16
Wed
Jun 17
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Jun 18
Fri
Jun 19
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Jun 20
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Jun 21
WN3916
WN1655
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05:00
WN2270
WN958
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05:50
05:50
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WN2270
WN1655
06:10
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06:10
06:10
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WN2270
WN807
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06:30
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WN162
WN4110
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10:30
WN1276
WN4110
10:50
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10:50
10:50
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WN1651
WN2730
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10:50
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WN1755
WN4110
11:00
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11:00
11:00
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WN4506
WN4110
11:20
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11:20
11:20
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WN2273
WN2659
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11:50
11:50
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WN4249
WN4110
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12:05
WN2273
WN4110
12:35
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12:35
12:35
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WN2276
WN748
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23:55
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WN2276
WN758
23:55
23:55
23:55
23:55
23:55
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23:55
SHOW RETURN SCHEDULE
CHECK PRICES FOR LAS - BUF

The timetable & schedule information was updated at 2026-04-21

Southwest Airlines

Via Denver with Southwest Airlines

  • Total flight time: 5h 40m - 9h 40m.
  • Low-cost airline
  • Las Vegas is a Southwest Airlines focus city (Operating base ).
  • 45 flights per week
  • Boeing 737-700 Passenger (Scimitar Winglets)
LAS
 
Via DEN
 
BUF
 
Flight
Mon
Jun 15
Tue
Jun 16
Wed
Jun 17
Thu
Jun 18
Fri
Jun 19
Sat
Jun 20
Sun
Jun 21
WN2966
WN958
06:30
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06:30
06:30
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WN2966
WN1083
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06:55
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WN5076
WN117
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07:10
WN2957
WN117
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07:10
WN519
WN2259
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07:50
07:50
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WN1301
WN2259
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09:05
09:05
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WN2463
WN2708
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14:35
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WN1382
WN1761
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15:10
SHOW RETURN SCHEDULE
CHECK PRICES FOR LAS - BUF

The timetable & schedule information was updated at 2026-04-21

Delta Air Lines

Via Detroit with Delta Air Lines

  • Total flight time: 5h 43m - 7h 59m.
  • Sky Team Alliance
  • 89 flights per week
LAS
 
Via DTW
 
BUF

The timetable & schedule information was updated at 2026-04-21

United Airlines

Via Denver with United Airlines

  • Total flight time: 5h 57m - 8h 16m.
  • 50 flights per week
LAS
 
Via DEN
 
BUF

The timetable & schedule information was updated at 2026-04-21

Staying up-to-date with the airlines

At Airlineinformation.com you can learn all about the airlines operating around the world together with their destinations and where they operate. You will get a transparent overview of airlines with scheduled flights between any two destinations with non-stop or 1-stop flights regardless of price or availability.
Flight data on this page was last updated on 2026-06-02