Southwest Airlines
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United States
Harry Reid International Airport
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United States
Buffalo Niagara International Airport
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Scan through all non-stop flights from Las Vegas to Buffalo. The full flight schedule below gives an overview of all non-stop flights from LAS to BUF, which includes the daily timetable of every operating airline for the upcoming 12 months.
Note: for airline-specific flight schedules, please scroll further down.
Warm Continental destinations such as Buffalo enjoy summer temperatures that fluctuate between 20°C and 28°C (68°F to 82°F), with some heatwaves leading to even hotter days. Winters are mostly cold and snowy, with average temperatures ranging from -5°C to 0°C (23°F to 32°F). Travelers can enjoy the vibrant autumn scenery, ski during the winter season, or enjoy the comfortable to warm summer months.
If you're planning a trip to Buffalo, the best time to visit is from late spring through the end of summer, when the weather is pleasantly warm from May to August. Winters can be quite cold, with frost occurring almost every month from November to March and regular snowfall. This makes the mountainous regions perfect for winter sports, offering great opportunities for a winter getaway as well!
Currently, there is only one airline operating non-stop flights from Las Vegas LAS to Buffalo BUF, which is Southwest Airlines. This section gives an overview of the flight schedules and timetables of every airline with direct flights for this route.
Click an airline below to view their LAS BUF flight schedule.
Flights from LAS to BUF are operated 3 times a week, with an average of 1 flight per day. Departure times vary between 07:30 - 18:10. The earliest flight departs at 07:30, the last flight departs at 18:10. However, this depends on the date you are flying so please check with the full flight schedule above to see which departure times are available on your preferred date(s) of travel.
On this non-stop route, you can fly in Economy only.
The fastest direct flight from Las Vegas to Buffalo takes 4 hours and 15 minutes. The flight distance between Las Vegas and Buffalo is 1,980 miles (or 3,187 km).
There is 1 airport in Buffalo: Buffalo Niagara International Airport (BUF).
There are 3 flights per week flying from Las Vegas to Buffalo (as of March 2026).
4 hours and 15 minutes is the average flight time from Las Vegas to Buffalo.
The distance from Las Vegas to Buffalo is 1,980 miles (3,187 kilometers).
Southwest Airlines is the only airline flying nonstop from Las Vegas to Buffalo.
There are no alliances flying direct from Las Vegas to Buffalo at the moment.
You can fly non-stop in Economy only.
Aircraft types that fly from Las Vegas to Buffalo:
The earliest flight departs at 07:30 from Las Vegas and arrives at 14:50 at Buffalo.
The latest flight departs at 18:10 from Las Vegas and arrives at 01:30 at Buffalo.
1,980 miles (3,187 km) · 4h 15m
10:00
17:15
Southwest Airlines
WN 1287
Southwest Airlines
Boeing 737-800 (winglets)
Y
W
J
F
16:50
00:05
Southwest Airlines
WN 158
Southwest Airlines
Boeing 737 MAX 8
Y
W
J
F
17:00
00:15
Southwest Airlines
WN 158
Southwest Airlines
Boeing 737 MAX 8
Y
W
J
F
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