฿4,340 Cheap Flights from Chicago (ORD) to Buffalo (BUF)

View ฿4,340 flight on Tue, 17 Mar 2026Opens in a new window

Popular airlines from Chicago O'Hare International Airport (ORD) to Buffalo Niagara Intl. Airport (BUF)

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Cheap Flights from Chicago (ORD) to Buffalo (BUF)

Prices were available within the past 7 days and start at ฿4,340 for one-way flights and ฿12,755 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, 10 Mar - Sat, 14 Mar
ORD
Chicago
BUF
Buffalo
฿12,755 Return, found 2 days ago
฿12,755
Return
found 2 days ago
Select Delta flight, departing Tue, 10 Mar from Chicago to Buffalo, returning Sat, 14 Mar, priced at ฿12,755 found 2 days ago
Delta
Tue, 10 Mar - Sat, 14 Mar
ORD
Chicago
BUF
Buffalo
฿13,070 Return, found 2 days ago
฿13,070
Return
found 2 days ago
Select Delta flight, departing Tue, 10 Mar from Chicago to Buffalo, returning Sat, 14 Mar, priced at ฿13,070 found 2 days ago
Delta
Tue, 10 Mar - Sat, 14 Mar
ORD
Chicago
BUF
Buffalo
฿13,385 Return, found 2 days ago
฿13,385
Return
found 2 days ago
Select Delta flight, departing Tue, 10 Mar from Chicago to Buffalo, returning Sat, 14 Mar, priced at ฿13,385 found 2 days ago
Delta
Tue, 10 Mar - Sat, 14 Mar
ORD
Chicago
BUF
Buffalo
฿13,700 Return, found 2 days ago
฿13,700
Return
found 2 days ago
Select Delta flight, departing Tue, 10 Mar from Chicago to Buffalo, returning Sat, 14 Mar, priced at ฿13,700 found 2 days ago
American Airlines
Tue, 10 Mar - Sat, 14 Mar
ORD
Chicago
BUF
Buffalo
฿13,800 Return, found 2 days ago
฿13,800
Return
found 2 days ago
Select American Airlines flight, departing Tue, 10 Mar from Chicago to Buffalo, returning Sat, 14 Mar, priced at ฿13,800 found 2 days ago
American Airlines
Tue, 10 Mar - Sat, 14 Mar
ORD
Chicago
BUF
Buffalo
฿13,975 Return, found 2 days ago
฿13,975
Return
found 2 days ago
Select American Airlines flight, departing Tue, 10 Mar from Chicago to Buffalo, returning Sat, 14 Mar, priced at ฿13,975 found 2 days ago
United
Tue, 10 Mar - Sat, 14 Mar
ORD
Chicago
BUF
Buffalo
฿14,110 Return, found 2 days ago
฿14,110
Return
found 2 days ago
Select United flight, departing Tue, 10 Mar from Chicago to Buffalo, returning Sat, 14 Mar, priced at ฿14,110 found 2 days ago
American Airlines
Tue, 10 Mar - Sat, 14 Mar
ORD
Chicago
BUF
Buffalo
฿14,115 Return, found 2 days ago
฿14,115
Return
found 2 days ago
Select American Airlines flight, departing Tue, 10 Mar from Chicago to Buffalo, returning Sat, 14 Mar, priced at ฿14,115 found 2 days ago
United
Tue, 10 Mar - Sat, 14 Mar
ORD
Chicago
BUF
Buffalo
฿14,145 Return, found 2 days ago
฿14,145
Return
found 2 days ago
Select United flight, departing Tue, 10 Mar from Chicago to Buffalo, returning Sat, 14 Mar, priced at ฿14,145 found 2 days ago
American Airlines
Tue, 10 Mar - Sat, 14 Mar
ORD
Chicago
BUF
Buffalo
฿14,290 Return, found 2 days ago
฿14,290
Return
found 2 days ago
Select American Airlines flight, departing Tue, 10 Mar from Chicago to Buffalo, returning Sat, 14 Mar, priced at ฿14,290 found 2 days ago

Find the cheapest month to fly from Chicago (ORD) to Buffalo (BUF)

August is typically the cheapest month to fly

From ฿3,647 - ฿13,830 per traveller.

Frequently asked questions

How much is a flight from O'Hare Intl. Airport (ORD) to BUF?
The lowest price advertised for a round-trip flight between O'Hare Intl. Airport (ORD) and BUF is ฿12,755. But you better act quick. This price is taken from fares listed within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from ORD to BUF?
Most flights can be conveniently cancelled online, but whether or not you incur a fee all comes down to your airline. If you do have to cancel your getaway, follow the instructions in the Customer Service Portal.
How do I find cheap flights from O'Hare Airport to Buffalo Niagara International Airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for O'Hare Airport to Buffalo Niagara International Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from O'Hare Airport to Buffalo Niagara International Airport?
The distance from ORD (ORD) to Buffalo Niagara International Airport (BUF) is only 760 kilometres. You'll be stepping off the plane and picking up your bags from the carousel in no time at all.
Which airlines fly direct from ORD to Buffalo Niagara International Airport?
With 117 flights a month operating from O'Hare Intl. Airport (ORD) to BUF, United Airlines (UA) is a popular choice. For more options, check out the deals with American Airlines (AA). This carrier offers 60 flights every month between these airports.
Are ORD to Buffalo Niagara Intl. Airport (BUF) flight tickets cheaper when they're purchased at the last minute?
Last-minute planners can occasionally score a bargain, with some super cheap fares from ORD to BUF surfacing a few weeks prior to the departure date. If you'd rather plan ahead of time, Expedia compares and updates all the best flight deals frequently — as early as a year in advance in some cases. It does depend on the carrier though, as not all airlines issue prices so far in advance.

Travel information

Origin airport
O'Hare Intl.
Destination airport
Buffalo Niagara Intl.
Return price
฿12,755
Distance
755 km
Average flight time
2 hours 42 mins

Book with confidence

Perfect flights from Chicago to Buffalo

Embark on an unforgettable journey without breaking the bank with Expedia's incredible deals on cheap flights from Chicago to Buffalo. Whether you're aching for a romantic escape with your partner, craving an adventurous solo expedition, or yearning to immerse yourself in the local history and culture, we've got you covered.
 
Picture yourself strolling through the streets of , surrounded by breathtaking architecture and absorbing the vibrant atmosphere of this captivating city. Indulge in the mouth-watering local specialties, from tantalizing street food to exquisite fine dining. With Expedia, you can experience all of this and more, without sacrificing your budget.
 
Our flexible O'Hare Intl. to Buffalo Niagara Intl. ticket options cater to your travel preferences, with incredible one-way fares from ฿4,340 and roundtrip prices from ฿12,755. Whether you're planning a short city break or a longer adventure, our dynamic pricing ensures that you find the best deals for your journey.
 
But the magic doesn't stop there. Expedia offers a range of partner services to enhance your trip. Rent a car at Buffalo Niagara Intl. and explore and its surrounding areas at your own pace. Discover hidden gems off the beaten path, and create unforgettable memories. We also provide a handpicked selection of accommodations, from charming bed and breakfasts to luxury hotels, ensuring that you have a comfortable and memorable stay.
 
Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support are designed to make your travel experience seamless and stress-free. So, why wait? Book your to travel arrangements today and embark on the journey of a lifetime in Buffalo.
Perfect flights from Chicago to Buffalo
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