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Flights from Buffalo to Ontario

Did you mean Flights from Ontario to Buffalo?

Flightmap/Flights from BUF/BUF to ONT

Buffalo

United States

BUF

Buffalo Niagara International Airport

Ontario

United States

ONT

Ontario International Airport

Route
Published service includes stops
Distance
2,168 miles
Marketing airlines
1 airline
Aircraft
1 aircraft type
Dates
Jan 15 – Mar 8, 2027

Observed award fares

A sample of one-way prices for one traveler from Roame’s fare cache. Points, fees, and seats describe the same observation. Availability can change; confirm with the loyalty program before transferring points.

Departure window: 2026-11-12 – 2026-12-11.

No recent fares appear in this limited preview. This does not mean the route is sold out. Use the search controls to check other dates and routes.

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Explore these airports and cities

  • Flights from BUF
  • Flights to ONT

Buffalo to Ontario route overview

Buffalo Niagara International Airport (BUF) serves Buffalo; Ontario International Airport (ONT) serves Ontario.

The airports are 2,168 miles apart by great-circle distance.

Roame's current schedule feed lists service with stops from BUF to ONT, but no nonstop service.

Marketing airlines listed in the current schedule, including codeshare sellers, are Southwest Airlines (WN). This list does not identify the operating airline for each flight; check the flight details before booking.

Published schedule dates span Jan 15 – Mar 8, 2027.

Marketing airlines on the Buffalo to Ontario route

These are marketing airlines, including codeshare sellers. This list does not identify the operating airline for each flight; check the flight details before booking.

Aircraft flying from BUF to ONT

Frequently asked questions

Which airports serve the Buffalo to Ontario route?

Buffalo Niagara International Airport (BUF) is the origin airport and Ontario International Airport (ONT) is the destination airport.

How far is Ontario from Buffalo?

BUF and ONT are approximately 2,168 miles apart by great-circle distance.

Are there direct flights from BUF to ONT?

No. Roame's current schedule feed lists service with stops from BUF to ONT, but no nonstop service.

Which airlines market flights from BUF to ONT?

Marketing airlines listed in the current schedule, including codeshare sellers, are Southwest Airlines (WN). This list does not identify the operating airline for each flight; check the flight details before booking.

Which aircraft fly from BUF to ONT?

Aircraft listed in the current schedule include 7S7.

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  • PHLPhiladelphiaUnited States
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