
Most accurate provider | CheapOair 3 stars |
|---|---|
Most trusted provider | CheapOair 3 stars |
Round-trip from | $87 (Frontier) |
One-way from | $28 (Kiwi.com) |
Popular in | March |
Cheapest in | January |
Average price | $158 |
Good round-trip deal | $157 or less |
Good one-way deal | $136 or less |
Fly from
Fly to
Route
Depart
Return
Price
DenverPortland
DEN - PDX
DENPDX
Denver Intl
Tue 3/10
11:38 am-1:38 pm
Nonstop3h 00m
Portland
Wed 3/11
7:05 am-10:42 am
Nonstop2h 37m
DenverPortland
DEN - PDX
DENPDX
Denver Intl
Tue 2/24
11:38 am-1:38 pm
Nonstop3h 00m
Portland
Sat 3/7
7:05 am-10:42 am
Nonstop2h 37m
DenverBoise
DEN - BOI
DENBOI
Denver Intl
Fri 2/13
9:01 am-11:11 am
Nonstop2h 10m
Boise Air Term. Gowen Fld
Tue 2/17
5:40 am-10:42 am
1 stop5h 02m
DenverPortland
DEN - PDX
DENPDX
Denver Intl
Sat 3/7
11:38 am-1:38 pm
Nonstop3h 00m
Portland
Sat 3/7
3:52 pm-11:59 pm
1 stop7h 07m
DenverPortland
DEN - PDX
DENPDX
Denver Intl
Sat 2/14
8:10 am-10:05 am
Nonstop2h 55m
Portland
Mon 2/16
5:15 am-8:45 am
Nonstop2h 30m
DenverPortland
DEN - PDX
DENPDX
Denver Intl
Wed 2/11
8:40 am-10:35 am
Nonstop2h 55m
Portland
Mon 2/16
5:15 am-8:45 am
Nonstop2h 30m
DenverPortland
DEN - PDX
DENPDX
Denver Intl
Sat 2/28
11:38 am-1:38 pm
Nonstop3h 00m
Portland
Sat 3/7
3:52 pm-11:59 pm
1 stop7h 07m
DenverPortland
DEN - PDX
DENPDX
Denver Intl
Wed 2/11
7:00 am-12:32 pm
1 stop6h 32m
Portland
Wed 2/18
3:59 pm-11:25 pm
1 stop6h 26m
DenverPortland
DEN - PDX
DENPDX
Denver Intl
Mon 2/23
7:48 am-9:42 am
Nonstop2h 54m
Portland
Fri 2/27
6:57 pm-10:30 pm
Nonstop2h 33m
DenverPortland
DEN - PDX
DENPDX
Denver Intl
Sat 2/14
6:20 pm-10:52 pm
1 stop5h 32m
Portland
Wed 2/18
1:32 pm-8:14 pm
1 stop5h 42m
Currently, January is the cheapest month in which you can book a flight from Colorado to Oregon (average of $52). Flying from Colorado to Oregon in August is currently the most expensive (average of $99). 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.
One of the essential ways to save on airfare from Colorado to Oregon is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the evening could potentially save you up to 20% on airfare.
Travelers seeking maximum savings on their Colorado to Oregon flight should consider departing on Tuesday evenings when fares are most often at their lowest. Monday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
The most flights from USCO to USOR are scheduled on a Monday (13 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (2 on average).
Food
Comfort
Entertainment
Boarding
Overall
Crew
Reviews
Thomas,Dec 2025
SEA - DEN
Food
Comfort
Entertainment
Boarding
Overall
Crew
Reviews
Thomas,Dec 2025
SEA - DEN
Food
Comfort
Entertainment
Boarding
Overall
Crew
Reviews
Thomas,Dec 2025
SEA - DEN
Food
Comfort
Entertainment
Boarding
Overall
Crew
Reviews
Thomas,Dec 2025
SEA - DEN
Food
Comfort
Entertainment
Boarding
Overall
Crew
Reviews
Thomas,Dec 2025
SEA - DEN
Food
Comfort
Entertainment
Boarding
Overall
Crew
Reviews
Thomas,Dec 2025
SEA - DEN
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$67 | Average$159 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$88 | Average$281 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$104 | Average$288 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$136 | Average$427 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$147 | Average$296 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$155 | Average$357 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$210 | Average$365 | FlexibilityNo cancel fee | On-time71% |