$32+ Cheap flights from Colorado to Oregon
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/5. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — PDX
Mar 6 — Mar 131
1 adult, Economy
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Find cheap flights from Colorado to Oregon with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Cheapest flights from Colorado to OregonExplore the most affordable flight options available from Colorado to Oregon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 4, 2026.
Explore the most affordable flight options available from Colorado to Oregon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 4, 2026.
This Kiwi.com deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/59:41 am
DEN
- BOI
Nonstop2h 10m
Frontier
Sun 3/812:15 pm
BOI
- DEN
Nonstop2h 00m
Frontier
Deal found 2/3![Frontier logo]()
$65
This Frontier deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/139:01 am
DEN
- BOI
Nonstop2h 10m
Frontier
Sun 2/1511:56 am
BOI
- DEN
Nonstop2h 00m
Frontier
Deal found 2/2![Frontier logo]()
$80
This Frontier deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/279:01 am
DEN
- BOI
Nonstop2h 10m
Frontier
Sun 3/812:15 pm
BOI
- DEN
Nonstop2h 00m
Frontier
Deal found 2/3![Frontier logo]()
$87
This Kiwi.com deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/199:10 am
DEN
- BOI
Nonstop2h 10m
Frontier
Sun 3/2912:15 pm
BOI
- DEN
Nonstop2h 00m
Frontier
Deal found 2/3![Frontier logo]()
$90
This Kiwi.com deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/269:41 am
DEN
- BOI
Nonstop2h 10m
Frontier
Sun 3/111:56 am
BOI
- DEN
Nonstop2h 00m
Frontier
Deal found 2/2![Frontier logo]()
$107
This Frontier deal was found by Cheapflights users on 2/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/279:01 am
DEN
- BOI
Nonstop2h 10m
Frontier
Sun 3/111:56 am
BOI
- DEN
Nonstop2h 00m
Frontier
Deal found 2/4![Frontier logo]()
$108
This Frontier deal was found by Cheapflights users on 2/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/29:10 am
DEN
- BOI
Nonstop1h 58m
Frontier
Sun 4/512:03 pm
BOI
- DEN
Nonstop2h 03m
Frontier
Deal found 2/4![Frontier logo]()
$113
This Kiwi.com deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/2711:38 am
DEN
- PDX
Nonstop3h 00m
Multiple Airlines
Fri 3/612:04 pm
PDX
- DEN
Nonstop2h 37m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$118
This Kiwi.com deal was found by Cheapflights users on 2/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/710:29 pm
DEN
- PDX
1 stop13h 23m
Frontier
Mon 3/912:04 pm
PDX
- DEN
Nonstop2h 37m
Frontier
Deal found 2/4![Frontier logo]()
$120
This Kiwi.com deal was found by Cheapflights users on 2/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/610:40 pm
DEN
- PDX
1 stop10h 48m
Frontier
Mon 3/912:04 pm
PDX
- DEN
Nonstop2h 37m
Frontier
Deal found 2/4![Frontier logo]()
$121
This Frontier deal was found by Cheapflights users on 2/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/229:10 am
DEN
- PDX
Nonstop2h 59m
Frontier
Fri 3/2712:04 pm
PDX
- DEN
Nonstop2h 37m
Frontier
Deal found 2/4![Frontier logo]()
$122
This Cheapflightsfares deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/2912:05 pm
DEN
- PDX
1 stop21h 54m
Frontier
Wed 5/61:48 pm
PDX
- DEN
Nonstop2h 41m
Frontier
Deal found 2/3![Frontier logo]()
$123
Best flights from Colorado to OregonDiscover carefully curated flight deals from Colorado to Oregon that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 4, 2026.
Discover carefully curated flight deals from Colorado to Oregon that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 4, 2026.
This Alaska Airlines deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/411:38 am
DEN
- PDX
Nonstop3h 00m
Alaska Airlines
Sat 3/77:05 am
PDX
- DEN
Nonstop2h 37m
Alaska Airlines
Deal found 2/1![Alaska Airlines logo]()
$137
This United Airlines deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/37:48 am
DEN
- PDX
Nonstop2h 54m
United Airlines
Wed 3/46:57 pm
PDX
- DEN
Nonstop2h 33m
United Airlines
Deal found 2/3![United Airlines logo]()
$137
This Southwest deal was found by Cheapflights users on 2/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/48:25 pm
DEN
- PDX
Nonstop2h 50m
Southwest
Wed 3/118:40 am
PDX
- DEN
Nonstop2h 25m
Southwest
Deal found 2/4![Southwest logo]()
$137
This Expedia deal was found by Cheapflights users on 2/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/276:45 pm
DEN
- PDX
1 stop6h 12m
Multiple Airlines
Sun 3/812:04 pm
PDX
- DEN
Nonstop2h 37m
Multiple Airlines
Deal found 2/4![Multiple Airlines logo]()
$138
This Delta deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/285:30 am
DEN
- PDX
1 stop4h 45m
Delta
Sat 2/283:59 pm
PDX
- DEN
1 stop6h 26m
Delta
Deal found 2/1![Delta logo]()
$157
This American Airlines deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/277:18 am
GJT
- BOI
1 stop4h 52m
American Airlines
Tue 3/36:38 am
BOI
- GJT
1 stop4h 54m
American Airlines
Deal found 2/2![American Airlines logo]()
$211
This Alaska Airlines deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/46:03 pm
DEN
- PDX
Nonstop2h 49m
Alaska Airlines
Sat 4/112:47 pm
PDX
- DEN
Nonstop2h 41m
Alaska Airlines
Deal found 2/2![Alaska Airlines logo]()
$137
This Expedia deal was found by Cheapflights users on 2/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/76:16 pm
DEN
- PDX
1 stop5h 25m
Multiple Airlines
Fri 3/1312:04 pm
PDX
- DEN
Nonstop2h 37m
Multiple Airlines
Deal found 2/4![Multiple Airlines logo]()
$152
This Delta deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/175:34 am
DEN
- PDX
1 stop4h 30m
Delta
Tue 3/175:02 pm
PDX
- DEN
1 stop4h 28m
Delta
Deal found 2/1![Delta logo]()
$157
This Alaska Airlines deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/2811:38 am
DEN
- PDX
Nonstop3h 00m
Alaska Airlines
Tue 3/32:31 pm
PDX
- DEN
1 stop8h 28m
Alaska Airlines
Deal found 2/1![Alaska Airlines logo]()
$147
This Delta deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/46:15 pm
DEN
- PDX
1 stop5h 38m
Delta
Sat 4/115:45 am
PDX
- DEN
1 stop4h 41m
Delta
Deal found 2/1![Delta logo]()
$157
This Delta deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/295:37 am
DEN
- PDX
1 stop4h 19m
Delta
Wed 5/66:05 pm
PDX
- DEN
1 stop4h 45m
Delta
Deal found 2/3![Delta logo]()
$157
This United Airlines deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/27:55 am
DEN
- BOI
Nonstop2h 17m
United Airlines
Mon 3/95:31 pm
BOI
- DEN
Nonstop2h 09m
United Airlines
Deal found 2/1![United Airlines logo]()
$197
This Southwest deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/28:30 am
DEN
- BOI
1 stop4h 45m
Southwest
Mon 3/94:20 pm
BOI
- DEN
Nonstop1h 50m
Southwest
Deal found 2/1![Southwest logo]()
$207
This Alaska Airlines deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/2511:38 am
DEN
- EUG
1 stop4h 46m
Alaska Airlines
Sat 2/289:01 am
EUG
- DEN
1 stop7h 19m
Alaska Airlines
Deal found 2/3![Alaska Airlines logo]()
$177
This Delta deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/37:55 am
COS
- PDX
2 stops11h 53m
Delta
Tue 3/105:45 am
PDX
- COS
1 stop4h 39m
Delta
Deal found 2/2![Delta logo]()
$162
This Expedia deal was found by Cheapflights users on 2/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/199:41 am
DEN
- BOI
Nonstop2h 10m
Multiple Airlines
Thu 4/26:32 am
BOI
- DEN
1 stop5h 48m
Multiple Airlines
Deal found 2/4![Multiple Airlines logo]()
$208
This United Airlines deal was found by Cheapflights users on 1/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/207:09 pm
DEN
- RDM
Nonstop2h 41m
United Airlines
Tue 3/245:00 am
RDM
- DEN
Nonstop2h 30m
United Airlines
Deal found 1/31![United Airlines logo]()
$209
This United Airlines deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/25:20 am
DEN
- RDM
1 stop7h 09m
United Airlines
Mon 3/95:00 am
RDM
- DEN
Nonstop2h 30m
United Airlines
Deal found 2/2![United Airlines logo]()
$215
This Kiwi.com deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/166:45 pm
DEN
- BOI
1 stop26h 34m
Multiple Airlines
Thu 3/1912:15 pm
BOI
- DEN
Nonstop2h 00m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$218
This Southwest deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/188:30 am
DEN
- BOI
Nonstop1h 55m
Southwest
Tue 4/217:05 am
BOI
- DEN
1 stop5h 05m
Southwest
Deal found 2/2![Southwest logo]()
$245
This Alaska Airlines deal was found by Cheapflights users on 2/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/208:00 am
DEN
- RDM
1 stop4h 33m
Alaska Airlines
Mon 6/112:54 pm
RDM
- DEN
1 stop4h 25m
Alaska Airlines
Deal found 2/4![Alaska Airlines logo]()
$205
This Delta deal was found by Cheapflights users on 2/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/612:00 pm
COS
- PDX
2 stops9h 55m
Delta
Mon 3/91:10 pm
PDX
- COS
2 stops7h 55m
Delta
Deal found 2/4![Delta logo]()
$187
This United Airlines deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/76:57 pm
COS
- PDX
1 stop4h 57m
United Airlines
Mon 5/114:15 pm
PDX
- COS
1 stop6h 44m
United Airlines
Deal found 2/1![United Airlines logo]()
$217
This American Airlines deal was found by Cheapflights users on 2/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/266:53 pm
GJT
- BOI
1 stop4h 45m
American Airlines
Tue 3/312:40 pm
BOI
- GJT
1 stop5h 40m
American Airlines
Deal found 2/4![American Airlines logo]()
$292
This Delta deal was found by Cheapflights users on 2/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/57:55 am
COS
- PDX
2 stops9h 15m
Delta
Mon 3/91:10 pm
PDX
- COS
2 stops7h 55m
Delta
Deal found 2/4![Delta logo]()
$187
This Alaska Airlines deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/286:16 pm
DEN
- BOI
1 stop5h 43m
Alaska Airlines
Tue 3/101:00 pm
BOI
- DEN
1 stop8h 23m
Alaska Airlines
Deal found 2/3![Alaska Airlines logo]()
$207
This Southwest deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/259:00 pm
DEN
- BOI
Nonstop2h 10m
Southwest
Thu 2/265:20 pm
BOI
- DEN
Nonstop1h 50m
Southwest
Deal found 2/2![Southwest logo]()
$257
This United Airlines deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/66:55 pm
COS
- PDX
1 stop5h 04m
United Airlines
Mon 3/93:52 pm
PDX
- COS
1 stop5h 10m
United Airlines
Deal found 2/3![United Airlines logo]()
$217
This Alaska Airlines deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/296:00 am
DEN
- RDM
1 stop7h 58m
Alaska Airlines
Tue 5/125:20 am
RDM
- DEN
1 stop4h 30m
Alaska Airlines
Deal found 2/2![Alaska Airlines logo]()
$209
Last-minute flights from Colorado to OregonDiscover last-minute flight deals from Colorado to Oregon. Data last updated February 4, 2026 and is based on user searches.
Discover last-minute flight deals from Colorado to Oregon. Data last updated February 4, 2026 and is based on user searches.
This Frontier deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/139:01 am
DEN
- BOI
Nonstop2h 10m
Frontier
Sun 2/1511:56 am
BOI
- DEN
Nonstop2h 00m
Frontier
Deal found 2/2![Frontier logo]()
$80
This Kiwi.com deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/269:41 am
DEN
- BOI
Nonstop2h 10m
Frontier
Sun 3/111:56 am
BOI
- DEN
Nonstop2h 00m
Frontier
Deal found 2/2![Frontier logo]()
$107
This Frontier deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/279:01 am
DEN
- BOI
Nonstop2h 10m
Frontier
Sun 3/812:15 pm
BOI
- DEN
Nonstop2h 00m
Frontier
Deal found 2/3![Frontier logo]()
$87
This Frontier deal was found by Cheapflights users on 2/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/279:01 am
DEN
- BOI
Nonstop2h 10m
Frontier
Sun 3/111:56 am
BOI
- DEN
Nonstop2h 00m
Frontier
Deal found 2/4![Frontier logo]()
$108
This Kiwi.com deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/2711:38 am
DEN
- PDX
Nonstop3h 00m
Multiple Airlines
Fri 3/612:04 pm
PDX
- DEN
Nonstop2h 37m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$118
This Kiwi.com deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/411:38 am
DEN
- PDX
Nonstop3h 00m
Multiple Airlines
Fri 3/612:04 pm
PDX
- DEN
Nonstop2h 37m
Multiple Airlines
Deal found 2/1![Multiple Airlines logo]()
$124
This Kiwi.com deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/59:41 am
DEN
- BOI
Nonstop2h 10m
Frontier
Sun 3/812:15 pm
BOI
- DEN
Nonstop2h 00m
Frontier
Deal found 2/3![Frontier logo]()
$65
This Expedia deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/511:38 am
DEN
- PDX
Nonstop3h 00m
Multiple Airlines
Sun 3/812:04 pm
PDX
- DEN
Nonstop2h 37m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$123
This Kiwi.com deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/610:40 pm
DEN
- PDX
1 stop10h 48m
Frontier
Mon 3/912:04 pm
PDX
- DEN
Nonstop2h 37m
Frontier
Deal found 2/3![Frontier logo]()
$121
This Kiwi.com deal was found by Cheapflights users on 2/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/710:29 pm
DEN
- PDX
1 stop13h 23m
Frontier
Mon 3/912:04 pm
PDX
- DEN
Nonstop2h 37m
Frontier
Deal found 2/4![Frontier logo]()
$120
This Kiwi.com deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/199:10 am
DEN
- BOI
Nonstop2h 10m
Frontier
Sun 3/2912:15 pm
BOI
- DEN
Nonstop2h 00m
Frontier
Deal found 2/3![Frontier logo]()
$90
This Kiwi.com deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/246:03 pm
DEN
- PDX
Nonstop2h 49m
Multiple Airlines
Mon 3/3012:04 pm
PDX
- DEN
Nonstop2h 37m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$122
One-way flights from Colorado to OregonSearch for one-way flight options from Colorado to Oregon. Find affordable one-way fares based on user searches. Data last updated February 4, 2026.
Search for one-way flight options from Colorado to Oregon. Find affordable one-way fares based on user searches. Data last updated February 4, 2026.
This Kiwi.com deal was found by Cheapflights users on 2/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/59:41 am
DEN
- BOI
Nonstop2h 10m
Frontier
Deal found 2/4![Frontier logo]()
$32
This Priceline deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/89:10 am
DEN
- BOI
Nonstop2h 10m
Frontier
Deal found 2/2![Frontier logo]()
$33
This Kiwi.com deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/199:10 am
DEN
- BOI
Nonstop2h 10m
Frontier
Deal found 2/3![Frontier logo]()
$39
This Booking.com deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/129:10 am
DEN
- BOI
Nonstop2h 10m
Frontier
Deal found 2/3![Frontier logo]()
$40
This Kiwi.com deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/229:01 am
DEN
- BOI
Nonstop2h 10m
Frontier
Deal found 2/2![Frontier logo]()
$43
This Kiwi.com deal was found by Cheapflights users on 2/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/299:10 am
DEN
- BOI
Nonstop2h 10m
Frontier
Deal found 2/4![Frontier logo]()
$48
This Frontier deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/59:10 am
DEN
- BOI
Nonstop1h 58m
Frontier
Deal found 2/3![Frontier logo]()
$49
This Kiwi.com deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/269:41 am
DEN
- BOI
Nonstop2h 10m
Frontier
Deal found 2/3![Frontier logo]()
$53
This Frontier deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/19:01 am
DEN
- BOI
Nonstop2h 10m
Frontier
Deal found 2/3![Frontier logo]()
$54
This CheapOair deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/129:41 am
DEN
- BOI
Nonstop2h 10m
Frontier
Deal found 2/3![Frontier logo]()
$59
This Frontier deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/29:10 am
DEN
- BOI
Nonstop1h 58m
Frontier
Deal found 2/3![Frontier logo]()
$64
This United Airlines deal was found by Cheapflights users on 2/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/259:19 pm
DEN
- PDX
Nonstop2h 55m
United Airlines
Deal found 2/4![United Airlines logo]()
$69
Find flight deals from Colorado to Oregon
Keep the following information in mind while searching for Colorado to Oregon flight deals. Data was last updated February 4, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $65 (Kiwi.com) |
One-way from | $32 (Kiwi.com) |
Popular in | November |
Cheapest in | January |
Average price | $197 |
Good round-trip deal | $157 or less |
Good one-way deal | $113 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Colorado to Oregon that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 4, 2026.
Use the filters below to find and compare flights from Colorado to Oregon that are best for you.
Fly from
Colorado
Fly to
Oregon
Route
Depart
Return
Price
DenverPortland
DEN - PDX
DENPDX
Denver Intl
Wed 3/4
11:38 am-1:38 pm
Nonstop3h 00m
Portland
Sat 3/7
7:05 am-10:42 am
Nonstop2h 37m
$137
DenverPortland
DEN - PDX
DENPDX
Denver Intl
Tue 3/3
7:48 am-9:42 am
Nonstop2h 54m
Portland
Wed 3/4
6:57 pm-10:30 pm
Nonstop2h 33m
$137
DenverPortland
DEN - PDX
DENPDX
Denver Intl
Wed 3/4
8:25 pm-10:15 pm
Nonstop2h 50m
Portland
Wed 3/11
8:40 am-12:05 pm
Nonstop2h 25m
$137
DenverPortland
DEN - PDX
DENPDX
Denver Intl
Sat 4/4
6:03 pm-7:52 pm
Nonstop2h 49m
Portland
Sat 4/11
2:47 pm-6:28 pm
Nonstop2h 41m
$137
DenverPortland
DEN - PDX
DENPDX
Denver Intl
Fri 2/27
6:45 pm-11:57 pm
1 stop6h 12m
Portland
Sun 3/8
12:04 pm-3:41 pm
Nonstop2h 37m
$138
DenverPortland
DEN - PDX
DENPDX
Denver Intl
Sat 2/28
11:38 am-1:38 pm
Nonstop3h 00m
Portland
Tue 3/3
2:31 pm-11:59 pm
1 stop8h 28m
$147
DenverPortland
DEN - PDX
DENPDX
Denver Intl
Sat 3/7
6:16 pm-10:41 pm
1 stop5h 25m
Portland
Fri 3/13
12:04 pm-3:41 pm
Nonstop2h 37m
$152
DenverPortland
DEN - PDX
DENPDX
Denver Intl
Sat 2/28
5:30 am-9:15 am
1 stop4h 45m
Portland
Sat 2/28
3:59 pm-11:25 pm
1 stop6h 26m
$157
DenverPortland
DEN - PDX
DENPDX
Denver Intl
Tue 3/17
5:34 am-9:04 am
1 stop4h 30m
Portland
Tue 3/17
5:02 pm-10:30 pm
1 stop4h 28m
$157
DenverPortland
DEN - PDX
DENPDX
Denver Intl
Sat 4/4
6:15 pm-10:53 pm
1 stop5h 38m
Portland
Sat 4/11
5:45 am-11:26 am
1 stop4h 41m
$157
Showing 1-10 of 60 results
Best time to book a flight from Colorado to Oregon
Have a flexible travel schedule? Discover the best time to fly to Oregon from Colorado with our price prediction graph.
DEN-BOI
DEN-PDX
GJT-BOI
DEN-EUG
COS-PDX
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Colorado to Oregon
USCO-USOR
DEN-BOI
DEN-PDX
GJT-BOI
DEN-EUG
What is the cheapest month to book a flight from Colorado to Oregon?
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.
What is the cheapest time of day to fly from CO to OR?
Find hourly flight availability from Colorado to Oregon. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 4, 2026.
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.
What is the cheapest day to fly from Colorado to Oregon?
Use this chart to determine the cheapest time to fly round-trip from Colorado to Oregon. Price data was last updated on January 31, 2026.
Travelers seeking maximum savings on their Colorado to Oregon flight should consider departing on Tuesday evenings when fares are most often at their lowest. Tuesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Weekly flight availability from Colorado to Oregon
Explore weekly flight availability from Colorado to Oregon. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated February 4, 2026.
The most flights from USCO to USOR are scheduled on a Monday (12 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (3 on average).
Reviews of airlines servicing Oregon
Get insights into the airlines that provide service to Oregon. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Oregon. Reviews last updated February 4, 2026.
Get a feel of what it's like to fly with Alaska Airlines, Southwest, and Hawaiian Airlines from Colorado to Oregon by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
8.0
Boarding
8.1
Entertainment
7.0
Food
7.1
Crew
8.5
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,Jan 2026
STS - LAX
Overall
8.0
Boarding
8.1
Entertainment
7.0
Food
7.1
Crew
8.5
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,Jan 2026
STS - LAX
Overall
8.0
Boarding
8.1
Entertainment
7.0
Food
7.1
Crew
8.5
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,Jan 2026
STS - LAX
Overall
8.0
Boarding
8.1
Entertainment
7.0
Food
7.1
Crew
8.5
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,Jan 2026
STS - LAX
Overall
8.0
Boarding
8.1
Entertainment
7.0
Food
7.1
Crew
8.5
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,Jan 2026
STS - LAX
Overall
8.0
Boarding
8.1
Entertainment
7.0
Food
7.1
Crew
8.5
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,Jan 2026
STS - LAX
Related info for your journey
Find useful and relevant information for your journey from Colorado to Oregon. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Colorado to Oregon
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Oregon by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Colorado to Oregon by cabin class
Find flights from Colorado to Oregon, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Colorado and Oregon flights
Browse other Colorado and Oregon flight options. Last updated on February 4, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Find a return flight route from Oregon
Find the right flight back to Colorado after your stay in Oregon
Colorado to Oregon flights
Consider these flights traveling from Colorado to Oregon.
Top 7 airlines flying from Colorado to Oregon
Discover the top 7 airlines that operate flights from Colorado to Oregon. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 4, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$63 | Average$159 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$88 | Average$258 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$94 | Average$278 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$136 | Average$412 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$147 | Average$296 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$147 | Average$370 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$210 | Average$387 | FlexibilityNo cancel fee | On-time71% |