Cheap Flight Tickets from Ontario (ONT) to Buffalo (BUF), Starting at $527

Good to Know: Cheapest and Fastest ONT - BUF Flights

Useful information for finding best airline tickets from Ontario International to Buffalo Niagara International on your next trip.

Cheapest One way Flight

$527

UA United Airlines • 1 stop • 17h 29m

Oct 24

The cheapest one way flight from Ontario to Buffalo (ONT-BUF) is currently $527

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Fastest Flight

10h 21m

The fastest nonstop flight from Ontario to Buffalo (ONT-BUF) takes 10h 21m

Top Airlines Flying from Ontario to Buffalo

Delta Airline, DL

Delta Airlines

United Airlines, UA

United Airlines

Alaska Airlines -AS

Alaska Airlines

American Airlines, AA

American Airlines

Latest Flight Deals from Ontario (ONT) to Buffalo (BUF)

Fly from Ontario to Buffalo with the Best Airfare Deals on FareLeaders

Looking for a cheap last-minute deal or the best round-trip flight from Ontario to Buffalo? Find the biggest savings on one-way and round-trip tickets right here.

FAQs on Ontario to Buffalo Flights

What are the airports in Ontario?
ONT
What’s the most popular airline flying from ONT to BUF?
The most popular airline flying from Ontario to Buffalo are
Can I fly from ONT to BUF non-stop?
NO
Which airlines fly nonstop between Ontario and Buffalo?
The non-stop flights between Ontario and Buffalo are .
What’s the earliest departure time from ONT to BUF Airport?
The earliest flight leaves ONT at 5:00 am and lands in BUF - Buffalo Niagara International
What are the airports in Buffalo?
BUF
Can I make changes to my Ontario to Buffalo flight tickets or cancel them on FareLeaders.com?
No. We are an airfare comparison site. All the tickets are booked by the travel agent offering the flight deal and any changes or cancellations to be made are directly done directly by them or the airlines.
Can I cancel my flight tickets from ONT to BUF?
Read the fare rules of the Ontario to Buffalo air tickets booked. Some airlines allow you to cancel the tickets within a stipulated time period with a cancellation fee.
Which airline alliances offer flights from Ontario and Buffalo?
operate flights between Ontario and Buffalo
How long does a flight from Ontario to Buffalo take?
It takes approximately 5 hour to fly non-stop from ONT to BUF, which is 2172.83 miles by air.
Which airlines provide the cheapest flights from Ontario (ONT) to Buffalo (BUF) ?
In the past couple of days, the cheapest tickets to BUF from ONT were found on UA : USD 593
Do I need a passport to fly between ONT and BUF?
No
What’s the latest departure time from ONT to BUF ?
The last flight leaves ONT at 1:22 pm

Ontario (ONT) to Buffalo (BUF): Airport Information

Origin Airport Ontario International , Ontario, US
Destination Airport Buffalo Niagara International , Buffalo, US
Distance 2173 miles

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