Cheap Frontier Airlines flights Portland (PDX) to Chicago (ORD)

Cheap Frontier Airlines flights Portland (PDX) to Chicago (ORD)

Prices were available within the past 7 days and start at for one-way flights and $260 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Mon, Mar 23 - Thu, Mar 26
PDX
Portland
ORD
Chicago
$260 Roundtrip, found 2 days ago
$260
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Mon, Mar 23 from Portland to Chicago, returning Thu, Mar 26, priced at $260 found 2 days ago

Find the cheapest month to fly from Portland (PDX) to Chicago (ORD)

August is typically the cheapest month to fly

From $105 - $269 per traveler.
Flights from Portland (PDX) to Chicago (ORD)
Origin airport
Portland Intl.
Destination airport
O'Hare Intl.
Distance
2774 km
Average flight time
6 hours 23 mins