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Uncover the best deals on Ontario to Buffalo flights by comparing fares from hundreds of airlines and agencies.
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 Round Trip Flight
$464
JetBlue Airways
• 2 stops
• 25h 2m
Aug 16 – Aug 17
The cheapest round trip flight from Ontario to Buffalo (ONT-BUF-ONT) is currently $464
Fastest Flight
16h 48m
The fastest nonstop flight from Ontario to Buffalo (ONT-BUF) takes 16h 48m
Latest Flight Deals from Ontario (ONT) to Buffalo (BUF)
Compare and book low fare round-trip air tickets from Ontario to Buffalo. Ideal for travelers with confirmed return itineraries.
Aug 16 - Aug 17, Economy
Ontario → Buffalo
25h 2m
11:59 PM - 6:01 PM • 2 stops
Ontario → Buffalo
8h 39m
8:21 PM - 10:40 PM • nonstop
JetBlue Airways
Aug 16 - Aug 17, Economy
Ontario → Buffalo
19h 17m
11:59 PM - 2:56 PM • 1 stop
Ontario → Buffalo
8h 39m
8:21 PM - 10:40 PM • nonstop
JetBlue Airways
Aug 16 - Aug 17, Economy
Ontario → Buffalo
25h 2m
11:59 PM - 6:01 PM • 2 stops
Ontario → Buffalo
30h 47m
9:33 PM - 1:20 PM • 2 stops
JetBlue Airways
Aug 16 - Aug 17, Economy
Ontario → Buffalo
16h 48m
10:00 PM - 11:08 AM • 1 stop
Ontario → Buffalo
11h 41m
7:52 PM - 11:53 PM • 1 stop
Delta Airlines
Aug 16 - Aug 17, Economy
Ontario → Buffalo
33h 28m
12:00 PM - 11:08 AM • 1 stop
Ontario → Buffalo
11h 41m
7:52 PM - 11:53 PM • 1 stop
Delta Airlines
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 12:00 pm 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 DL : USD 707
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 11:59 pm
Essential Information for Booking Flights from Ontario (ONT) - AI Insights
What's the cheapest airline from ont to buf?
For a one-way business class flight from Ontario International Airport (ONT) to Buffalo Niagara International Airport (BUF), book at least 5 days in advance. You can find budget-friendly flights on Southwest Airlines (WN).
What's the popular airline to fly from ont to buf?
You can fly from Ontario International Airport (ONT) to Buffalo Niagara International Airport (BUF) on Southwest Airlines (WN). This business class flight offers priority check-in, lounge access, and flatbed seats. Booking in advance is recommended as it's a one-way trip with no stops. You can find affordable airfares on fareleaders.com for your next weekend getaway.
What's the cheapest day of the week to fly from ont to buf?
The cheapest day to fly from Ontario International (ONT) to Buffalo Niagara International (BUF) is Sunday. Flying on Sundays can result in lower airfares, making it a budget-friendly option for your business class flights.
What's the cheapest month to fly from ont to buf?
The cheapest month to fly from Ontario (ONT) to Buffalo Niagara International (BUF) is October. Flying during this time can result in budget-friendly flights, making it a great option for travelers.
Which airline/airlines fly from ont to buf?
The airlines that fly from Ontario International Airport (ONT) to Buffalo Niagara International Airport (BUF) include Southwest Airlines, Volaris Airline, Frontier Airlines, Alaska Airlines, United Airlines, American Airlines, Delta Airlines, and JetBlue Airways.
What is the cheapest airfare available for a one-way trip from Ontario International Airport to Buffalo Niagara International Airport?
The cheapest airfare available for a one-way trip from Ontario International Airport to Buffalo Niagara International Airport is with Southwest Airlines (WN), starting at $150. Book your flight in advance, especially on Sundays, and consider flying during the cheapest month of October.
How can I book my flight and get the best fares on fareleaders.com?
To book your flight and get the best fares on fareleaders.com, simply click on the 'Book' button and fill in your travel details. You can also use our web tools to compare airfares and find the best deals.
Can I find cheap flights with airlines that offer premium services like business class?
Yes, you can find cheap flights with airlines that offer premium services like business class on fareleaders.com. Our website allows you to filter by airline and cabin type to find the best options for your budget.
When should I advance book my flight to secure the lowest airfares?
It's recommended to advance book your flight at least 5 days in advance to secure the lowest airfares. Sundays are also a good day to book, as many airlines tend to offer discounts on this day.
What is the process of booking a flight on fareleaders.com and how do I pay for it?
The process of booking a flight on fareleaders.com is straightforward. Simply click on the 'Book' button, fill in your travel details, and select your preferred payment method.
How can I use web tools to compare airfares and find the best deals?
Our website offers a range of web tools that allow you to compare airfares and find the best deals. You can filter by airline, cabin type, and travel dates to find the cheapest options.
Can I plan my weekend getaway with flights that fit my budget?
Yes, you can plan your weekend getaway with flights that fit your budget on fareleaders.com. Our website allows you to search for flights by destination and travel dates, making it easy to find affordable options for a quick weekend trip.
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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