Chicago to Portland

ORDPDX

Fly from Chicago to Portland starting at USD 139 with Frontier Airlines.Best fare available on Aug 18, 2026.Limited seats. Better plans. Book before it's gone.

Chicago to Portland cheapest flights this week

31 Jul
Alaska Airlines
07:20ORD
11:45PDX
DirectUSD 226VIEW DEAL
1 Aug
Alaska Airlines
07:20ORD
11:45PDX
DirectUSD 195VIEW DEAL
1 Aug
Alaska Airlines
07:20ORD
11:45PDX
DirectUSD 152VIEW DEAL
3 Aug
United Airlines
09:00ORD
13:38PDX
DirectUSD 229VIEW DEAL
4 Aug
Alaska Airlines
07:20ORD
11:45PDX
DirectUSD 203VIEW DEAL
4 Aug
American Airlines
19:20ORD
23:50PDX
DirectUSD 218VIEW DEAL
6 Aug
United Airlines
16:15ORD
20:47PDX
DirectUSD 234VIEW DEAL
8 Aug
Alaska Airlines
07:20ORD
11:45PDX
DirectUSD 207VIEW DEAL
9 Aug
Alaska Airlines
07:20ORD
11:45PDX
DirectUSD 241VIEW DEAL
18 Aug
Frontier Airlines
14:41ORD
19:11PDX
1 StopUSD 139VIEW DEAL

Chicago to Portland monthly flight fare trend

Jul
from USD 226
Aug
from USD 139
Sep
from USD 130
Oct
from USD 135
Nov
No flights
Dec
from USD 178

Airport Details

Origin

Chicago

Chicago O'Hare International Airport (ORD)

Chicago, ORD
Zone

Chicago

Elev

680 ft

Destination

Portland

Portland International Airport (PDX)

Portland, PDX
Zone

Los Angeles

Elev

31 ft

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