S$251 Cheap Flights from Chicago to Buffalo

View S$251 flight on Sun, 7 Dec, 2025Opens in a new window

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

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Cheap Flights from Chicago to Buffalo (ORD-BUF)

Prices were available within the past 7 days and start at S$251 for one-way flights and S$450 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sun, 7 Dec - Mon, 8 Dec
ORD
Chicago
BUF
Buffalo
S$450 Return, found 1 day ago
S$450
Return
found 1 day ago
Select Delta flight, departing Sun, 7 Dec from Chicago to Buffalo, returning Mon, 8 Dec, priced at S$450 found 1 day ago
American Airlines
Sun, 7 Dec - Mon, 8 Dec
ORD
Chicago
BUF
Buffalo
S$463 Return, found 1 day ago
S$463
Return
found 1 day ago
Select American Airlines flight, departing Sun, 7 Dec from Chicago to Buffalo, returning Mon, 8 Dec, priced at S$463 found 1 day ago
American Airlines
Sun, 7 Dec - Mon, 8 Dec
ORD
Chicago
BUF
Buffalo
S$476 Return, found 1 day ago
S$476
Return
found 1 day ago
Select American Airlines flight, departing Sun, 7 Dec from Chicago to Buffalo, returning Mon, 8 Dec, priced at S$476 found 1 day ago
Delta
Sun, 7 Dec - Mon, 8 Dec
ORD
Chicago
BUF
Buffalo
S$489 Return, found 1 day ago
S$489
Return
found 1 day ago
Select Delta flight, departing Sun, 7 Dec from Chicago to Buffalo, returning Mon, 8 Dec, priced at S$489 found 1 day ago
American Airlines
Sun, 7 Dec - Mon, 8 Dec
ORD
Chicago
BUF
Buffalo
S$495 Return, found 1 day ago
S$495
Return
found 1 day ago
Select American Airlines flight, departing Sun, 7 Dec from Chicago to Buffalo, returning Mon, 8 Dec, priced at S$495 found 1 day ago
Delta
Sun, 7 Dec - Mon, 8 Dec
ORD
Chicago
BUF
Buffalo
S$502 Return, found 1 day ago
S$502
Return
found 1 day ago
Select Delta flight, departing Sun, 7 Dec from Chicago to Buffalo, returning Mon, 8 Dec, priced at S$502 found 1 day ago
American Airlines
Sun, 7 Dec - Mon, 8 Dec
ORD
Chicago
BUF
Buffalo
S$502 Return, found 1 day ago
S$502
Return
found 1 day ago
Select American Airlines flight, departing Sun, 7 Dec from Chicago to Buffalo, returning Mon, 8 Dec, priced at S$502 found 1 day ago
United
Sun, 7 Dec - Mon, 8 Dec
ORD
Chicago
BUF
Buffalo
S$503 Return, found 1 day ago
S$503
Return
found 1 day ago
Select United flight, departing Sun, 7 Dec from Chicago to Buffalo, returning Mon, 8 Dec, priced at S$503 found 1 day ago
American Airlines
Sun, 7 Dec - Mon, 8 Dec
ORD
Chicago
BUF
Buffalo
S$514 Return, found 1 day ago
S$514
Return
found 1 day ago
Select American Airlines flight, departing Sun, 7 Dec from Chicago to Buffalo, returning Mon, 8 Dec, priced at S$514 found 1 day ago
American Airlines
Sun, 7 Dec - Mon, 8 Dec
ORD
Chicago
BUF
Buffalo
S$521 Return, found 1 day ago
S$521
Return
found 1 day ago
Select American Airlines flight, departing Sun, 7 Dec from Chicago to Buffalo, returning Mon, 8 Dec, priced at S$521 found 1 day ago
American Airlines
Sun, 7 Dec - Mon, 8 Dec
ORD
Chicago
BUF
Buffalo
S$527 Return, found 1 day ago
S$527
Return
found 1 day ago
Select American Airlines flight, departing Sun, 7 Dec from Chicago to Buffalo, returning Mon, 8 Dec, priced at S$527 found 1 day ago
American Airlines
Sun, 7 Dec - Mon, 8 Dec
ORD
Chicago
BUF
Buffalo
S$534 Return, found 1 day ago
S$534
Return
found 1 day ago
Select American Airlines flight, departing Sun, 7 Dec from Chicago to Buffalo, returning Mon, 8 Dec, priced at S$534 found 1 day ago

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

August is typically the cheapest month to fly

From S$135 - S$476 per traveller.

Graph displaying average flight prices per month

Chicago to Buffalo route information
Origin airport
O'Hare Intl.
Destination airport
Buffalo Niagara Intl.
Return price
S$450
Distance
755 km
Average flight time
2 hours 42 mins

Perfect flights from Chicago to Buffalo

Your Journey from Chicago to Buffalo

Start your unforgettable journey with Expedia. Our broad selection of flights from Chicago to Buffalo caters to every travel need. Whether you're yearning for a romantic escape, a solo adventure, or a cultural immersion, we've got you covered.
 

Choosing Your Ideal Flight

With Expedia, you have access to a wide range of airlines, including Delta, American Airlines, United. Our selection of flights from O'Hare Intl. to Buffalo Niagara Intl. caters to every traveler's requirements, ensuring your journey aligns with your schedule. With options from 20 airlines, you're bound to find the perfect flight.
 

Maximizing Value with Chicago to Buffalo Flights

Experience the joy of finding cheap flights from O'Hare Intl. to Buffalo Niagara Intl. that fit your budget. Keep an eye out for our special deals and discounts, and check our flexible one-way fares from S$251 and roundtrip prices from S$450*.
 

Pre-Flight Essentials

Ensure a smooth journey from Chicago to Buffalo with Expedia. From information about check-in times and in-flight amenities to guidance on baggage policies, we provide all the essentials to prepare you for your flight.
 

Experience the Vibrant Buffalo

Picture yourself stepping off the plane in Buffalo and immersing yourself in the unique atmosphere of Buffalo. From local markets to cultural festivals, each city offers its distinct charm. Make the most of your trip by exploring local attractions and indulging in the local cuisine. With Expedia, explore all this and more, tailored to your budget.
 

Added Convenience on Your Chicago to Buffalo Flight

Traveling with Expedia is more than just a flight. We offer details about in-flight amenities, baggage policies, and more to ensure a smooth and hassle-free journey. Choose from our variety of airlines and embark on a memorable journey from Chicago to Buffalo.
 

Beyond the Flight – Exploring Buffalo

With Expedia, your adventure extends beyond the flight. Explore Buffalo at your own pace by renting a car or booking a hotel. Discover hidden gems off the beaten path and create unforgettable memories.
 

Book Your Flight from Chicago to Buffalo with Confidence

Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support make your travel experience seamless and stress-free. Embark on your journey from Chicago to Buffalo with confidence. Book your travel arrangements with Expedia today.
 
*Note: Prices may vary based on availability and are subject to change.

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 S$450. 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.

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