Flights from Buffalo to Chicago O'Hare with United Airlines

Our cheapest offers for flights from Buffalo to Chicago O'Hare

Here you can compare cheap flights from Buffalo (BUF) to Chicago O'Hare (ORD) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to Chicago O'Hare. Prices and availability may change at any time.

Outbound Return Airlines Shop Baggage Price
Best option
Buffalo
Chicago O'Hare
Outbound
09/25/25
direct
UA4381
01h 58min
Return
10/05/25
direct
UA0617
01h 48min
United Airlines ?
$353
Buffalo
Chicago O'Hare
Outbound
09/25/25
direct
UA0630
01h 56min
Return
10/05/25
1 Stopover (MCO)
AA3176, F91692
22h 14min
United Airlines ?
$365
Prices based on recent searches, subject to last-minute changes
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Important flight information

Flight information: Buffalo - Chicago O'Hare

Roundtrip from US$153.97
Distance 761 km
Departure airport Airport Buffalo Niagara International, NY (BUF)
Arrival airport Airport Chicago O'Hare International Airport, IL (ORD)
Destination country Flights to United States
Alternative routes to United States
Alternative flights to Chicago O'Hare
Flight destinations with a similar price
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