NZ$266 Cheap Flights Chicago to Buffalo (CHI-BUF)

View NZ$266 flight on Fri, 29 Aug. 2025Opens in a new window

Popular airlines from Chicago to Buffalo, NY (BUF-Buffalo Niagara Intl.)

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

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Sun, 2 Nov. - Sun, 16 Nov.
ORD
Chicago
BUF
Buffalo
NZ$266 Return, found 4 days ago
NZ$266
Return
found 4 days ago
Select American Airlines flight, departing Sun, 2 Nov. from Chicago to Buffalo, returning Sun, 16 Nov., priced at NZ$266 found 4 days ago
American Airlines
Sun, 21 Sep. - Sun, 28 Sep.
ORD
Chicago
BUF
Buffalo
NZ$268 Return, found 2 days ago
NZ$268
Return
found 2 days ago
Select American Airlines flight, departing Sun, 21 Sep. from Chicago to Buffalo, returning Sun, 28 Sep., priced at NZ$268 found 2 days ago
American Airlines
Sun, 2 Nov. - Sun, 16 Nov.
ORD
Chicago
BUF
Buffalo
NZ$365 Return, found 4 days ago
NZ$365
Return
found 4 days ago
Select American Airlines flight, departing Sun, 2 Nov. from Chicago to Buffalo, returning Sun, 16 Nov., priced at NZ$365 found 4 days ago
Delta
Sun, 21 Sep. - Sun, 28 Sep.
MDW
Chicago
BUF
Buffalo
NZ$401 Return, found 2 days ago
NZ$401
Return
found 2 days ago
Select Delta flight, departing Sun, 21 Sep. from Chicago to Buffalo, returning Sun, 28 Sep., priced at NZ$401 found 2 days ago
Delta
Sun, 21 Sep. - Sun, 28 Sep.
ORD
Chicago
BUF
Buffalo
NZ$401 Return, found 2 days ago
NZ$401
Return
found 2 days ago
Select Delta flight, departing Sun, 21 Sep. from Chicago to Buffalo, returning Sun, 28 Sep., priced at NZ$401 found 2 days ago
American Airlines
Sun, 2 Nov. - Sun, 16 Nov.
ORD
Chicago
BUF
Buffalo
NZ$429 Return, found 4 days ago
NZ$429
Return
found 4 days ago
Select American Airlines flight, departing Sun, 2 Nov. from Chicago to Buffalo, returning Sun, 16 Nov., priced at NZ$429 found 4 days ago
American Airlines
Sun, 21 Sep. - Sun, 28 Sep.
ORD
Chicago
BUF
Buffalo
NZ$430 Return, found 2 days ago
NZ$430
Return
found 2 days ago
Select American Airlines flight, departing Sun, 21 Sep. from Chicago to Buffalo, returning Sun, 28 Sep., priced at NZ$430 found 2 days ago
American Airlines
Sun, 2 Nov. - Sun, 16 Nov.
ORD
Chicago
BUF
Buffalo
NZ$445 Return, found 4 days ago
NZ$445
Return
found 4 days ago
Select American Airlines flight, departing Sun, 2 Nov. from Chicago to Buffalo, returning Sun, 16 Nov., priced at NZ$445 found 4 days ago
American Airlines
Sun, 21 Sep. - Sun, 28 Sep.
ORD
Chicago
BUF
Buffalo
NZ$447 Return, found 2 days ago
NZ$447
Return
found 2 days ago
Select American Airlines flight, departing Sun, 21 Sep. from Chicago to Buffalo, returning Sun, 28 Sep., priced at NZ$447 found 2 days ago
Delta
Sun, 21 Sep. - Sun, 28 Sep.
ORD
Chicago
BUF
Buffalo
NZ$501 Return, found 2 days ago
NZ$501
Return
found 2 days ago
Select Delta flight, departing Sun, 21 Sep. from Chicago to Buffalo, returning Sun, 28 Sep., priced at NZ$501 found 2 days ago
Flight from Chicago to Buffalo route information
Origin airport
O'Hare Intl.
Destination airport
Buffalo Niagara Intl.
Return price
NZ$266
Distance
755 km

CHI to BUF Flights

Ready to have the time of your life? When you use Expedia.co.nz to book cheap flights from Illinois to Buffalo, you can experience all of the attractions this city is famous for, or escape the crowds and explore the outskirts on your own. Our amazing deals on airfare help you save big on tickets, so you can spend more of your hard-earned money enjoying local entertainment options. Even if you seek to score a seat on one of the last-minute CHI to BUF flights, you’ll still save a bundle when compared to the competition.

See for yourself how simple it is to book the holiday of your dreams to Buffalo by using our helpful search engine today. We have the largest inventory of flights on the internet, and our intuitive tools make it easy to find affordable airfare at any time of year.

Prefer to fly with a particular airline? Our extensive network of travel partners ensures that you can travel with whichever carrier you prefer. So if you’ve been searching for cheap flights to Buffalo from Illinois, Expedia.co.nz has exactly what you’re looking for. As the world’s leader in travel, we’re committed to helping you get the best rates around.

Frequently asked questions

How much is a flight from Chicago, IL (CHI-All Airports) to Buffalo Niagara Intl. Airport (BUF)?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price advertised for a round-trip flight from Chicago, IL (CHI-All Airports) to Buffalo Niagara Intl. Airport (BUF) was NZ$266. Great fares don't last forever, so make sure you book yours ASAP. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Chicago, IL (CHI-All Airports) to Buffalo Niagara Intl. Airport (BUF)?
Every air carrier has its own terms and conditions. If you do decide to cancel, follow the easy instructions on our Customer Service Portal.
How do I find cheap flights from Chicago, IL (CHI-All Airports) to BUF 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 Chicago, IL (CHI-All Airports) to Buffalo Niagara Intl. Airport (BUF) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Chicago, IL (CHI-All Airports) to Buffalo Niagara International Airport?
It's just 820 kilometres from Chicago, IL (CHI-All Airports) to Buffalo Niagara Intl. Airport (BUF). Chances are you'll spend more time travelling to and from the airport than actually flying!
Which airlines fly direct from Chicago, IL (CHI-All Airports) to Buffalo Niagara Intl. Airport (BUF)?
United Airlines (UA) is one of the top choices for many travellers flying between Chicago, IL (CHI-All Airports) and Buffalo Niagara International Airport. Select from the 117 flights it offers on this route each month. Operating 86 flights every month on this route, Southwest Airlines (WN) is another fantastic option.
Are Chicago, IL (CHI-All Airports) to BUF flight tickets cheaper when they're purchased at the last minute?
Booking your trip from Chicago, IL (CHI-All Airports) to Buffalo Niagara International Airport last minute could be your ticket to a great deal. However, it might cost you a whole lot more! If you'd rather err on the side of caution, book well ahead of your departure date. In fact, Expedia has some of the biggest bargains as far ahead as 12 months in advance. If your preferred carrier hasn't released tickets yet, check back frequently as deals are updated all the time on Expedia.

Explore a world of travel with Expedia

Chicago Airports

Chicago

O'Hare Intl. to Buffalo
NZ$266.00
*Available to Expedia members.