
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $204 (Expedia) |
One-way from | $119 (United Airlines) |
Popular in | March |
Cheapest in | August |
Average price | $370 |
Good round-trip deal | $237 or less |
Good one-way deal | $138 or less |
Fly from
Fly to
Route
Depart
Return
Price
ChicagoPortland
ORD - PDX
ORDPDX
Chicago O'Hare Intl
Tue 4/14
2:09 pm-4:50 pm
Nonstop4h 41m
Portland
Wed 4/15
7:15 am-7:02 pm
1 stop9h 47m
ChicagoPortland
ORD - PDX
ORDPDX
Chicago O'Hare Intl
Tue 2/17
2:20 pm-6:48 pm
1 stop6h 28m
Portland
Tue 2/24
1:27 pm-11:52 pm
1 stop8h 25m
ChicagoPortland
ORD - PDX
ORDPDX
Chicago O'Hare Intl
Tue 2/17
9:10 am-11:55 am
Nonstop4h 45m
Portland
Fri 2/20
4:00 pm-11:59 pm
1 stop5h 59m
ChicagoPortland
ORD - PDX
ORDPDX
Chicago O'Hare Intl
Wed 3/18
1:57 pm-9:53 pm
1 stop9h 56m
Portland
Tue 3/24
12:30 am-8:40 am
1 stop6h 10m
ChicagoPortland
ORD - PDX
ORDPDX
Chicago O'Hare Intl
Wed 4/8
8:00 am-12:35 pm
1 stop6h 35m
Portland
Tue 4/14
1:35 pm-11:59 pm
1 stop8h 24m
ChicagoPortland
ORD - PDX
ORDPDX
Chicago O'Hare Intl
Tue 2/24
8:40 am-1:44 pm
1 stop7h 04m
Portland
Thu 2/26
11:59 pm-5:53 am
Nonstop3h 54m
ChicagoPortland
ORD - PDX
ORDPDX
Chicago O'Hare Intl
Wed 3/4
2:20 pm-8:55 pm
1 stop8h 35m
Portland
Sat 3/7
12:05 am-8:40 am
1 stop5h 35m
ChicagoPortland
ORD - PDX
ORDPDX
Chicago O'Hare Intl
Sun 4/5
7:10 pm-11:54 pm
1 stop6h 44m
Portland
Sat 4/11
5:45 am-3:18 pm
1 stop7h 33m
ChicagoPortland
ORD - PDX
ORDPDX
Chicago O'Hare Intl
Tue 4/14
6:00 pm-11:55 pm
1 stop7h 55m
Portland
Wed 4/15
12:30 am-8:38 am
1 stop6h 08m
ChicagoPortland
ORD - PDX
ORDPDX
Chicago O'Hare Intl
Sun 2/15
6:15 am-12:44 pm
1 stop8h 29m
Portland
Tue 2/17
9:45 pm-8:41 am
1 stop8h 56m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*2 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 | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
Booking 64 days in advance of your planned departure date is, on average, the best time to get cheap flights from Chicago O'Hare Intl Airport to Portland. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Currently, April is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Portland (average of $141). Flying from Chicago O'Hare Intl Airport to Portland in December is currently the most expensive (average of $207). 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 Chicago O'Hare Intl Airport to Portland, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 32% versus a flight at noon.
Travelers seeking maximum savings on their Chicago O'Hare Intl Airport to Portland flight should consider departing on Wednesday evenings when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Crew
Comfort
Boarding
Entertainment
Overall
Food
Reviews
Anonymous,Jan 2026
STS - LAX
Crew
Comfort
Boarding
Entertainment
Overall
Food
Reviews
Anonymous,Jan 2026
STS - LAX
Crew
Comfort
Boarding
Entertainment
Overall
Food
Reviews
Anonymous,Jan 2026
STS - LAX
Crew
Comfort
Boarding
Entertainment
Overall
Food
Reviews
Anonymous,Jan 2026
STS - LAX
Crew
Comfort
Boarding
Entertainment
Overall
Food
Reviews
Anonymous,Jan 2026
STS - LAX
Crew
Comfort
Boarding
Entertainment
Overall
Food
Reviews
Anonymous,Jan 2026
STS - LAX
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$86 | Average$179 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$128 | Average$272 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$150 | Average$227 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$197 | Average$309 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$205 | Average$350 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$211 | Average$319 | FlexibilityNo cancel fee | On-time71% |