$142 Cheap Frontier Airlines flights Chicago (ORD) to Buffalo (BUF)

View $142 flight on Sun, Aug 10, 2025Opens in a new window

$142 Cheap Frontier Airlines flights Chicago (ORD) to Buffalo (BUF)

Prices were available within the past 7 days and start at $142 for one-way flights and $274 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Tue, Jul 29 - Fri, Aug 1
ORD
Chicago
BUF
Buffalo
$274 Roundtrip, found 1 day ago
$274
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Tue, Jul 29 from Chicago to Buffalo, returning Fri, Aug 1, priced at $274 found 1 day ago
Flights from Chicago (ORD) to Buffalo (BUF)
Origin airport
O'Hare Intl.
Destination airport
Buffalo Niagara Intl.
Distance
755 km
Average flight time
2 hours 40 mins