Cheap Flights from Chicago (ORD) to Buffalo (BUF) from HK$779~

View HK$779 flight on Sat, 11 Oct 2025Opens in a new window

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

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

Prices were available within the past 7 days and start at HK$779 for one-way flights and HK$1,803 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sat, 11 Oct - Sun, 19 Oct
ORD
Chicago
BUF
Buffalo
HK$1,803 Return, found 6 days ago
HK$1,803
Return
found 6 days ago
Select Delta flight, departing Sat, 11 Oct from Chicago to Buffalo, returning Sun, 19 Oct, priced at HK$1,803 found 6 days ago
United
Sat, 11 Oct - Sun, 19 Oct
ORD
Chicago
BUF
Buffalo
HK$1,952 Return, found 6 days ago
HK$1,952
Return
found 6 days ago
Select United flight, departing Sat, 11 Oct from Chicago to Buffalo, returning Sun, 19 Oct, priced at HK$1,952 found 6 days ago
Delta
Sat, 11 Oct - Sun, 19 Oct
ORD
Chicago
BUF
Buffalo
HK$1,955 Return, found 6 days ago
HK$1,955
Return
found 6 days ago
Select Delta flight, departing Sat, 11 Oct from Chicago to Buffalo, returning Sun, 19 Oct, priced at HK$1,955 found 6 days ago
American Airlines
Sat, 11 Oct - Sun, 19 Oct
ORD
Chicago
BUF
Buffalo
HK$1,962 Return, found 6 days ago
HK$1,962
Return
found 6 days ago
Select American Airlines flight, departing Sat, 11 Oct from Chicago to Buffalo, returning Sun, 19 Oct, priced at HK$1,962 found 6 days ago
American Airlines
Sun, 7 Sep - Sun, 14 Sep
ORD
Chicago
BUF
Buffalo
HK$2,038 Return, found 2 days ago
HK$2,038
Return
found 2 days ago
Select American Airlines flight, departing Sun, 7 Sep from Chicago to Buffalo, returning Sun, 14 Sep, priced at HK$2,038 found 2 days ago
United
Sun, 7 Sep - Sun, 14 Sep
ORD
Chicago
BUF
Buffalo
HK$2,048 Return, found 2 days ago
HK$2,048
Return
found 2 days ago
Select United flight, departing Sun, 7 Sep from Chicago to Buffalo, returning Sun, 14 Sep, priced at HK$2,048 found 2 days ago
United
Sat, 11 Oct - Sun, 19 Oct
ORD
Chicago
BUF
Buffalo
HK$2,115 Return, found 6 days ago
HK$2,115
Return
found 6 days ago
Select United flight, departing Sat, 11 Oct from Chicago to Buffalo, returning Sun, 19 Oct, priced at HK$2,115 found 6 days ago
United
Sun, 7 Sep - Sun, 14 Sep
ORD
Chicago
BUF
Buffalo
HK$2,125 Return, found 2 days ago
HK$2,125
Return
found 2 days ago
Select United flight, departing Sun, 7 Sep from Chicago to Buffalo, returning Sun, 14 Sep, priced at HK$2,125 found 2 days ago
Delta
Sat, 11 Oct - Sun, 19 Oct
ORD
Chicago
BUF
Buffalo
HK$2,201 Return, found 6 days ago
HK$2,201
Return
found 6 days ago
Select Delta flight, departing Sat, 11 Oct from Chicago to Buffalo, returning Sun, 19 Oct, priced at HK$2,201 found 6 days ago
United
Sun, 7 Sep - Sun, 14 Sep
ORD
Chicago
BUF
Buffalo
HK$2,274 Return, found 2 days ago
HK$2,274
Return
found 2 days ago
Select United flight, departing Sun, 7 Sep from Chicago to Buffalo, returning Sun, 14 Sep, priced at HK$2,274 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 HK$840 - HK$2,572 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
HK$1,803
Distance
755 km
Average flight time
2 hours 40 mins

Flights from Chicago to Buffalo

Book cheap flights from Chicago (ORD) to Buffalo (BUF) on Expedia.com.hk. Find the best flight deals to destinations around the world for your next leisure or business travel on Expedia.com.hk.

Search for flights from Chicago (ORD) to Buffalo (BUF) to find great flight deals suitable to your travel date and time. Expedia.com.hk flight booking search engine is simple to use and looking for cheap flights is as easy as a click of a mouse or on your mobile devices.

Be assured that you’re seeing the best price guaranteed! Our friendly customer service representatives are here to serve you 24 hours day to provide assistance and answer any questions that you may have about booking your Chicago (ORD) to Buffalo (BUF) trip. Call us at 3077-4857 (direct number - 24 hours day for English).

Save more when combine your Buffalo flight with a hotel for a package deal! Discover additional savings by booking in advance. Now you can find activities in Buffalo and things to do in Buffalo for your perfect vacation with Expedia Thing to Do.

If you would like to book flights to Buffalo more flexibly, many prefer to purchase one-way tickets with options to take different airlines. A one way ticket to Buffalo is HK$779 now!

 

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 HK$1,803. 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 canceled 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 kilometers. 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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