
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $322 (CheapOair) |
One-way from | $159 (Super.com) |
Popular in | December |
Cheapest in | February |
Average price | $394 |
Good round-trip deal | $398 or less |
Good one-way deal | $219 or less |
Fly from
Fly to
Route
Depart
Return
PortlandChicago
PDX - ORD
PDXORD
Portland
Wed 8/5
10:59 pm-5:00 am
Nonstop4h 01m
Chicago O'Hare Intl
Tue 8/18
8:20 pm-8:11 am
1 stop13h 51m
PortlandChicago
PDX - ORD
PDXORD
Portland
Tue 10/27
7:00 am-1:21 pm
Nonstop4h 21m
Chicago O'Hare Intl
Wed 10/28
2:17 pm-4:54 pm
Nonstop4h 37m
PortlandChicago
PDX - ORD
PDXORD
Portland
Wed 10/7
10:43 am-7:29 pm
1 stop6h 46m
Chicago O'Hare Intl
Sun 10/11
7:00 am-9:31 am
Nonstop4h 31m
PortlandChicago
PDX - ORD
PDXORD
Portland
Thu 10/8
10:55 pm-8:00 am
1 stop7h 05m
Chicago O'Hare Intl
Sun 10/11
7:00 am-1:18 pm
1 stop8h 18m
PortlandChicago
PDX - ORD
PDXORD
Portland
Fri 7/17
11:40 pm-5:45 am
Nonstop4h 05m
Chicago O'Hare Intl
Sun 7/19
7:00 am-9:34 am
Nonstop4h 34m
PortlandChicago
PDX - ORD
PDXORD
Portland
Fri 10/9
9:29 pm-6:20 am
1 stop6h 51m
Chicago O'Hare Intl
Thu 10/15
2:17 pm-4:54 pm
Nonstop4h 37m
PortlandChicago
PDX - ORD
PDXORD
Portland
Tue 7/7
10:40 pm-4:45 am
Nonstop4h 05m
Chicago O'Hare Intl
Thu 7/9
7:55 pm-10:30 pm
Nonstop4h 35m
PortlandChicago
PDX - ORD
PDXORD
Portland
Sat 10/10
4:07 pm-11:59 pm
1 stop5h 52m
Chicago O'Hare Intl
Mon 10/12
7:00 am-9:31 am
Nonstop4h 31m
PortlandChicago
PDX - ORD
PDXORD
Portland
Fri 8/21
8:24 pm-8:30 am
2 stops10h 06m
Chicago O'Hare Intl
Mon 8/24
8:28 am-1:38 pm
1 stop7h 10m
PortlandChicago
PDX - ORD
PDXORD
Portland
Thu 8/27
8:24 pm-7:56 am
2 stops9h 32m
Chicago O'Hare Intl
Sun 8/30
7:00 am-11:45 am
1 stop6h 45m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
Booking 71 days in advance of your planned departure date is, on average, the best time to get cheap flights from Portland to Chicago O'Hare Intl Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Currently, February is the cheapest month in which you can book a flight from Portland to Chicago O'Hare Intl Airport (average of $257). Flying from Portland to Chicago O'Hare Intl Airport in December is currently the most expensive (average of $414). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
When flying from Portland to Chicago O'Hare Intl Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 25% versus a flight in the morning.
Travelers seeking maximum savings on their Portland to Chicago O'Hare Intl Airport flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Crew
Boarding
Food
Comfort
Entertainment
Overall
Reviews
Anonymous,Nov 2025
PDX - BNA
Crew
Boarding
Food
Comfort
Entertainment
Overall
Reviews
Anonymous,Nov 2025
PDX - BNA
Crew
Boarding
Food
Comfort
Entertainment
Overall
Reviews
Anonymous,Nov 2025
PDX - BNA
Crew
Boarding
Food
Comfort
Entertainment
Overall
Reviews
Anonymous,Nov 2025
PDX - BNA
Crew
Boarding
Food
Comfort
Entertainment
Overall
Reviews
Anonymous,Nov 2025
PDX - BNA
Crew
Boarding
Food
Comfort
Entertainment
Overall
Reviews
Anonymous,Nov 2025
PDX - BNA
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$93 | Average$217 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$96 | Average$238 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$125 | Average$303 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$173 | Average$328 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$207 | Average$365 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$221 | Average$381 | FlexibilityNo cancel fee | On-time69% |