$94+ 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 7/8. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — PDX
Jun 26 — Jul 31
Round-trip
1 adult, Economy
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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 May 27, 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 May 27, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 5/26. 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.
Fri 7/33:10 pm
DEN
- PDX
Nonstop2h 47m
Frontier
Thu 7/912:20 pm
PDX
- DEN
Nonstop2h 43m
Frontier
Deal found 5/26![Frontier logo]()
$186
This Kiwi.com deal was found by Cheapflights users on 5/23. 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 6/172:50 pm
DEN
- PDX
Nonstop2h 45m
Frontier
Fri 6/1912:26 pm
PDX
- DEN
Nonstop2h 42m
Frontier
Deal found 5/23![Frontier logo]()
$187
This Kiwi.com deal was found by Cheapflights users on 5/23. 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 7/1410:29 am
DEN
- BOI
Nonstop2h 00m
Frontier
Tue 7/211:24 pm
BOI
- DEN
Nonstop2h 06m
Frontier
Deal found 5/23![Frontier logo]()
$188
This Frontier deal was found by Cheapflights users on 5/26. 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 9/33:10 pm
DEN
- PDX
Nonstop2h 47m
Frontier
Sat 9/123:22 pm
PDX
- DEN
Nonstop2h 36m
Frontier
Deal found 5/26![Frontier logo]()
$188
This Frontier deal was found by Cheapflights users on 5/25. 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 7/93:08 pm
DEN
- PDX
Nonstop2h 43m
Frontier
Thu 7/1612:20 pm
PDX
- DEN
Nonstop2h 43m
Frontier
Deal found 5/25![Frontier logo]()
$189
This Kiwi.com deal was found by Cheapflights users on 5/27. 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 6/162:50 pm
DEN
- PDX
Nonstop2h 45m
Frontier
Tue 6/235:20 pm
PDX
- DEN
Nonstop2h 41m
Frontier
Deal found 5/27![Frontier logo]()
$190
This Kiwi.com deal was found by Cheapflights users on 5/24. 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 6/2310:29 am
DEN
- BOI
Nonstop2h 01m
Frontier
Tue 6/301:25 pm
BOI
- DEN
Nonstop2h 23m
Frontier
Deal found 5/24![Frontier logo]()
$192
This Kiwi.com deal was found by Cheapflights users on 5/24. 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 7/243:08 pm
DEN
- PDX
Nonstop2h 43m
Frontier
Mon 7/2712:20 pm
PDX
- DEN
Nonstop2h 43m
Frontier
Deal found 5/24![Frontier logo]()
$192
This Orbitz deal was found by Cheapflights users on 5/26. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/229:55 am
DEN
- BOI
Nonstop2h 09m
Frontier
Tue 9/2912:59 pm
BOI
- DEN
Nonstop2h 01m
Frontier
Deal found 5/26![Frontier logo]()
$194
This Trip.com deal was found by Cheapflights users on 5/26. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/213:10 pm
DEN
- PDX
Nonstop2h 47m
Frontier
Sun 8/2312:26 pm
PDX
- DEN
Nonstop2h 42m
Frontier
Deal found 5/26![Frontier logo]()
$194
This Kiwi.com deal was found by Cheapflights users on 5/25. 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 9/2212:37 pm
DEN
- PDX
Nonstop2h 50m
Frontier
Sat 10/33:22 pm
PDX
- DEN
Nonstop2h 36m
Frontier
Deal found 5/25![Frontier logo]()
$195
This Cheapflightsfares deal was found by Cheapflights users on 5/23. 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.
Mon 6/223:10 pm
DEN
- PDX
Nonstop2h 47m
Frontier
Fri 6/2612:26 pm
PDX
- DEN
Nonstop2h 42m
Frontier
Deal found 5/23![Frontier logo]()
$196
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 May 27, 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 May 27, 2026.
This United Airlines deal was found by Cheapflights users on 5/22. 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.
Sat 10/106:31 pm
COS
- PDX
1 stop5h 21m
United Airlines
Sat 10/176:45 pm
PDX
- COS
1 stop4h 14m
United Airlines
Deal found 5/22![United Airlines logo]()
$217
This Southwest deal was found by Cheapflights users on 5/22. 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.
Fri 7/177:55 pm
COS
- PDX
1 stop5h 40m
Southwest
Mon 7/206:00 pm
PDX
- COS
1 stop6h 20m
Southwest
Deal found 5/22![Southwest logo]()
$217
This Delta deal was found by Cheapflights users on 5/24. 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 7/106:16 pm
COS
- PDX
1 stop6h 28m
Delta
Sat 7/189:31 am
PDX
- COS
1 stop7h 04m
Delta
Deal found 5/24![Delta logo]()
$217
This Alaska Airlines deal was found by Cheapflights users on 5/22. 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.
Tue 10/207:05 am
DEN
- RDM
1 stop6h 33m
Alaska Airlines
Wed 10/214:00 pm
RDM
- DEN
1 stop4h 36m
Alaska Airlines
Deal found 5/22![Alaska Airlines logo]()
$249
This American Airlines deal was found by Cheapflights users on 5/25. 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 7/36:43 pm
DRO
- PDX
1 stop5h 25m
American Airlines
Thu 7/95:28 pm
PDX
- DRO
1 stop5h 34m
American Airlines
Deal found 5/25![American Airlines logo]()
$338
This Southwest deal was found by Cheapflights users on 5/24. 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 7/276:10 am
COS
- PDX
2 stops9h 00m
Southwest
Mon 8/36:00 pm
PDX
- COS
1 stop6h 20m
Southwest
Deal found 5/24![Southwest logo]()
$222
This United Airlines deal was found by Cheapflights users on 5/26. 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 6/259:30 pm
DEN
- PDX
Nonstop2h 43m
United Airlines
Mon 6/296:50 pm
PDX
- DEN
Nonstop2h 39m
United Airlines
Deal found 5/26![United Airlines logo]()
$257
This Alaska Airlines deal was found by Cheapflights users on 5/24. 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.
Fri 7/249:08 pm
DEN
- RDM
1 stop12h 56m
Alaska Airlines
Tue 7/287:28 am
RDM
- DEN
1 stop10h 50m
Alaska Airlines
Deal found 5/24![Alaska Airlines logo]()
$269
This Delta deal was found by Cheapflights users on 5/24. 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 7/96:39 pm
DEN
- PDX
1 stop6h 15m
Delta
Mon 7/139:32 am
PDX
- DEN
1 stop7h 11m
Delta
Deal found 5/24![Delta logo]()
$277
This United Airlines deal was found by Cheapflights users on 5/26. 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 7/19:30 pm
DEN
- PDX
Nonstop2h 43m
United Airlines
Sun 7/55:00 am
PDX
- DEN
Nonstop2h 31m
United Airlines
Deal found 5/26![United Airlines logo]()
$267
This Southwest deal was found by Cheapflights users on 5/26. 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.
Fri 6/199:05 pm
COS
- PDX
1 stop5h 15m
Southwest
Tue 6/305:55 pm
PDX
- COS
1 stop4h 50m
Southwest
Deal found 5/26![Southwest logo]()
$268
This Delta deal was found by Cheapflights users on 5/23. 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 7/101:03 pm
DEN
- PDX
1 stop7h 59m
Delta
Tue 7/145:50 pm
PDX
- DEN
1 stop4h 54m
Delta
Deal found 5/23![Delta logo]()
$277
This Alaska Airlines deal was found by Cheapflights users on 5/24. 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 8/59:08 pm
DEN
- MFR
1 stop13h 43m
Alaska Airlines
Wed 8/126:11 am
MFR
- DEN
1 stop12h 07m
Alaska Airlines
Deal found 5/24![Alaska Airlines logo]()
$294
This Delta deal was found by Cheapflights users on 5/23. 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 7/31:15 pm
DEN
- PDX
1 stop7h 47m
Delta
Tue 7/75:45 am
PDX
- DEN
1 stop5h 02m
Delta
Deal found 5/23![Delta logo]()
$277
This United Airlines deal was found by Cheapflights users on 5/26. 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 8/187:22 pm
DEN
- MFR
Nonstop2h 46m
United Airlines
Mon 8/246:28 pm
MFR
- DEN
1 stop5h 31m
United Airlines
Deal found 5/26![United Airlines logo]()
$299
This Southwest deal was found by Cheapflights users on 5/26. 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.
Fri 7/106:10 am
COS
- PDX
2 stops9h 00m
Southwest
Sat 7/185:00 am
PDX
- COS
1 stop5h 20m
Southwest
Deal found 5/26![Southwest logo]()
$302
This Alaska Airlines deal was found by Cheapflights users on 5/24. 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.
Fri 7/179:08 pm
DEN
- RDM
1 stop12h 56m
Alaska Airlines
Mon 7/205:49 pm
RDM
- DEN
1 stop5h 10m
Alaska Airlines
Deal found 5/24![Alaska Airlines logo]()
$304
This American Airlines deal was found by Cheapflights users on 5/23. 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.
Wed 8/1911:48 am
DRO
- PDX
1 stop6h 03m
American Airlines
Mon 8/245:15 am
PDX
- DRO
1 stop5h 03m
American Airlines
Deal found 5/23![American Airlines logo]()
$368
This Delta deal was found by Cheapflights users on 5/25. 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 6/266:41 pm
DEN
- PDX
1 stop6h 13m
Delta
Thu 7/21:15 pm
PDX
- DEN
1 stop5h 49m
Delta
Deal found 5/25![Delta logo]()
$277
This Delta deal was found by Cheapflights users on 5/24. 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 8/76:20 am
DEN
- PDX
1 stop6h 20m
Delta
Fri 8/75:54 pm
PDX
- DEN
1 stop5h 04m
Delta
Deal found 5/24![Delta logo]()
$277
This United Airlines deal was found by Cheapflights users on 5/24. 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 6/197:34 pm
DEN
- BOI
Nonstop2h 01m
United Airlines
Mon 6/292:41 pm
BOI
- DEN
Nonstop1h 59m
United Airlines
Deal found 5/24![United Airlines logo]()
$307
This Southwest deal was found by Cheapflights users on 5/24. 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.
Fri 7/317:55 pm
COS
- PDX
1 stop5h 40m
Southwest
Mon 8/35:00 pm
PDX
- COS
1 stop7h 25m
Southwest
Deal found 5/24![Southwest logo]()
$312
This Alaska Airlines deal was found by Cheapflights users on 5/24. 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 8/512:02 pm
DEN
- EUG
1 stop4h 16m
Alaska Airlines
Sat 8/82:37 pm
EUG
- DEN
1 stop7h 53m
Alaska Airlines
Deal found 5/24![Alaska Airlines logo]()
$316
This Delta deal was found by Cheapflights users on 5/24. 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 7/21:15 pm
DEN
- PDX
1 stop7h 47m
Delta
Mon 7/65:45 am
PDX
- DEN
1 stop5h 08m
Delta
Deal found 5/24![Delta logo]()
$277
This United Airlines deal was found by Cheapflights users on 5/25. 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.
Sat 9/1211:15 am
DEN
- RDM
Nonstop2h 35m
United Airlines
Sun 9/135:00 am
RDM
- DEN
Nonstop2h 32m
United Airlines
Deal found 5/25![United Airlines logo]()
$307
This Southwest deal was found by Cheapflights users on 5/22. 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.
Thu 7/168:05 pm
DEN
- BOI
1 stop5h 45m
Southwest
Sun 7/199:00 pm
BOI
- DEN
1 stop4h 35m
Southwest
Deal found 5/22![Southwest logo]()
$327
This Alaska Airlines deal was found by Cheapflights users on 5/22. 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.
Fri 9/186:17 am
DEN
- EUG
1 stop7h 24m
Alaska Airlines
Wed 9/237:08 am
EUG
- DEN
1 stop11h 18m
Alaska Airlines
Deal found 5/22![Alaska Airlines logo]()
$327
This Delta deal was found by Cheapflights users on 5/26. 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 6/195:40 am
DEN
- PDX
1 stop3h 59m
Delta
Tue 6/305:30 am
PDX
- DEN
1 stop5h 50m
Delta
Deal found 5/26![Delta logo]()
$277
This United Airlines deal was found by Cheapflights users on 5/22. 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 6/127:45 am
DEN
- BOI
Nonstop2h 00m
United Airlines
Sun 6/145:00 am
BOI
- DEN
Nonstop2h 05m
United Airlines
Deal found 5/22![United Airlines logo]()
$317
This Southwest deal was found by Cheapflights users on 5/26. 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.
Thu 7/99:10 pm
DEN
- BOI
1 stop4h 40m
Southwest
Sun 7/129:00 pm
BOI
- DEN
1 stop4h 35m
Southwest
Deal found 5/26![Southwest logo]()
$327
Last-minute flights from Colorado to OregonDiscover last-minute flight deals from Colorado to Oregon. Data last updated May 27, 2026 and is based on user searches.
Discover last-minute flight deals from Colorado to Oregon. Data last updated May 27, 2026 and is based on user searches.
This Super.com deal was found by Cheapflights users on 5/25. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/153:10 pm
DEN
- PDX
Nonstop2h 47m
Frontier
Wed 6/175:20 pm
PDX
- DEN
Nonstop2h 41m
Frontier
Deal found 5/25![Frontier logo]()
$186
This Kiwi.com deal was found by Cheapflights users on 5/27. 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 6/162:50 pm
DEN
- PDX
Nonstop2h 45m
Frontier
Tue 6/235:20 pm
PDX
- DEN
Nonstop2h 41m
Frontier
Deal found 5/27![Frontier logo]()
$190
This Kiwi.com deal was found by Cheapflights users on 5/27. 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 6/162:50 pm
DEN
- PDX
Nonstop2h 45m
Frontier
Sat 6/2012:26 pm
PDX
- DEN
Nonstop2h 42m
Frontier
Deal found 5/27![Frontier logo]()
$202
This Kiwi.com deal was found by Cheapflights users on 5/23. 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 6/172:50 pm
DEN
- PDX
Nonstop2h 45m
Frontier
Fri 6/1912:26 pm
PDX
- DEN
Nonstop2h 42m
Frontier
Deal found 5/23![Frontier logo]()
$187
This Frontier deal was found by Cheapflights users on 5/24. 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.
Wed 6/172:50 pm
DEN
- PDX
Nonstop2h 45m
Frontier
Sat 6/2712:26 pm
PDX
- DEN
Nonstop2h 42m
Frontier
Deal found 5/24![Frontier logo]()
$188
This Cheapflightsfares deal was found by Cheapflights users on 5/23. 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.
Sat 6/203:10 pm
DEN
- PDX
Nonstop2h 47m
Frontier
Sat 6/2712:26 pm
PDX
- DEN
Nonstop2h 42m
Frontier
Deal found 5/23![Frontier logo]()
$195
This Kiwi.com deal was found by Cheapflights users on 5/23. 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 6/203:10 pm
DEN
- PDX
Nonstop2h 47m
Frontier
Tue 6/235:20 pm
PDX
- DEN
Nonstop2h 41m
Frontier
Deal found 5/23![Frontier logo]()
$199
This Frontier deal was found by Cheapflights users on 5/24. 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.
Sat 6/203:10 pm
DEN
- PDX
Nonstop2h 47m
Frontier
Wed 7/15:20 pm
PDX
- DEN
Nonstop2h 41m
Frontier
Deal found 5/24![Frontier logo]()
$203
This Cheapflightsfares deal was found by Cheapflights users on 5/26. 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.
Sun 6/213:10 pm
DEN
- PDX
Nonstop2h 47m
Frontier
Sat 6/2712:26 pm
PDX
- DEN
Nonstop2h 42m
Frontier
Deal found 5/26![Frontier logo]()
$198
This Cheapflightsfares deal was found by Cheapflights users on 5/23. 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.
Mon 6/223:10 pm
DEN
- PDX
Nonstop2h 47m
Frontier
Fri 6/2612:26 pm
PDX
- DEN
Nonstop2h 42m
Frontier
Deal found 5/23![Frontier logo]()
$196
This Frontier deal was found by Cheapflights users on 5/24. 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.
Mon 6/223:10 pm
DEN
- PDX
Nonstop2h 47m
Frontier
Wed 6/245:20 pm
PDX
- DEN
Nonstop2h 41m
Frontier
Deal found 5/24![Frontier logo]()
$197
This Kiwi.com deal was found by Cheapflights users on 5/24. 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 6/2310:29 am
DEN
- BOI
Nonstop2h 01m
Frontier
Tue 6/301:25 pm
BOI
- DEN
Nonstop2h 23m
Frontier
Deal found 5/24![Frontier logo]()
$192
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 May 27, 2026.
Search for one-way flight options from Colorado to Oregon. Find affordable one-way fares based on user searches. Data last updated May 27, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 5/26. 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 7/82:55 pm
DEN
- PDX
Nonstop2h 41m
Frontier
Deal found 5/26![Frontier logo]()
$94
This Frontier deal was found by Cheapflights users on 5/23. 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.
Tue 6/1610:29 am
DEN
- BOI
Nonstop2h 01m
Frontier
Deal found 5/23![Frontier logo]()
$95
This Frontier deal was found by Cheapflights users on 5/23. 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 8/93:08 pm
DEN
- PDX
Nonstop2h 43m
Frontier
Deal found 5/23![Frontier logo]()
$95
This Kiwi.com deal was found by Cheapflights users on 5/24. 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 6/2310:29 am
DEN
- BOI
Nonstop2h 01m
Frontier
Deal found 5/24![Frontier logo]()
$96
This Cheapflightsfares deal was found by Cheapflights users on 5/23. 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.
Sun 6/143:10 pm
DEN
- PDX
Nonstop2h 47m
Frontier
Deal found 5/23![Frontier logo]()
$101
This Kiwi.com deal was found by Cheapflights users on 5/25. 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 7/152:55 pm
DEN
- PDX
Nonstop2h 41m
Frontier
Deal found 5/25![Frontier logo]()
$102
This Frontier deal was found by Cheapflights users on 5/25. 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.
Mon 6/223:10 pm
DEN
- PDX
Nonstop2h 47m
Frontier
Deal found 5/25![Frontier logo]()
$103
This Cheapflightsfares deal was found by Cheapflights users on 5/26. 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.
Sun 6/213:10 pm
DEN
- PDX
Nonstop2h 47m
Frontier
Deal found 5/26![Frontier logo]()
$104
This Frontier deal was found by Cheapflights users on 5/23. 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 8/2010:08 am
DEN
- BOI
Nonstop2h 01m
Frontier
Deal found 5/23![Frontier logo]()
$105
This Kiwi.com deal was found by Cheapflights users on 5/26. 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 8/1310:29 am
DEN
- BOI
Nonstop2h 00m
Frontier
Deal found 5/26![Frontier logo]()
$106
This Cheapflightsfares deal was found by Cheapflights users on 5/25. 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.
Sat 6/273:10 pm
DEN
- PDX
Nonstop2h 47m
Frontier
Deal found 5/25![Frontier logo]()
$107
This Super.com deal was found by Cheapflights users on 5/24. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/203:10 pm
DEN
- PDX
Nonstop2h 47m
Frontier
Deal found 5/24![Frontier logo]()
$108
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 May 27, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $186 (Cheapflightsfares) |
One-way from | $94 (Cheapflightsfares) |
Popular in | March |
Cheapest in | January |
Average price | $265 |
Good round-trip deal | $247 or less |
Good one-way deal | $137 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 May 27, 2026.
Use the filters below to find and compare flights from Colorado to Oregon that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Colorado SpringsPortland
COS - PDX
COSPDX
Colorado Springs
Sat 10/10
6:31 pm-10:52 pm
1 stop5h 21m
Portland
Sat 10/17
6:45 pm-11:59 pm
1 stop4h 14m
$217
Colorado SpringsPortland
COS - PDX
COSPDX
Colorado Springs
Fri 7/17
7:55 pm-12:35 am
1 stop5h 40m
Portland
Mon 7/20
6:00 pm-1:20 am
1 stop6h 20m
$217
Colorado SpringsPortland
COS - PDX
COSPDX
Colorado Springs
Fri 7/10
6:16 pm-11:44 pm
1 stop6h 28m
Portland
Sat 7/18
9:31 am-5:35 pm
1 stop7h 04m
$217
Colorado SpringsPortland
COS - PDX
COSPDX
Colorado Springs
Mon 7/27
6:10 am-2:10 pm
2 stops9h 00m
Portland
Mon 8/3
6:00 pm-1:20 am
1 stop6h 20m
$222
DenverRedmond
DEN - RDM
DENRDM
Denver Intl
Tue 10/20
7:05 am-12:38 pm
1 stop6h 33m
Bend/Redmond
Wed 10/21
4:00 pm-9:36 pm
1 stop4h 36m
$249
DenverPortland
DEN - PDX
DENPDX
Denver Intl
Thu 6/25
9:30 pm-11:13 pm
Nonstop2h 43m
Portland
Mon 6/29
6:50 pm-10:29 pm
Nonstop2h 39m
$257
DenverPortland
DEN - PDX
DENPDX
Denver Intl
Wed 7/1
9:30 pm-11:13 pm
Nonstop2h 43m
Portland
Sun 7/5
5:00 am-8:31 am
Nonstop2h 31m
$267
Colorado SpringsPortland
COS - PDX
COSPDX
Colorado Springs
Fri 6/19
9:05 pm-1:20 am
1 stop5h 15m
Portland
Tue 6/30
5:55 pm-11:45 pm
1 stop4h 50m
$268
DenverRedmond
DEN - RDM
DENRDM
Denver Intl
Fri 7/24
9:08 pm-9:04 am
1 stop12h 56m
Bend/Redmond
Tue 7/28
7:28 am-7:18 pm
1 stop10h 50m
$269
DenverPortland
DEN - PDX
DENPDX
Denver Intl
Thu 7/9
6:39 pm-11:54 pm
1 stop6h 15m
Portland
Mon 7/13
9:32 am-5:43 pm
1 stop7h 11m
$277
Showing 1-10 of 60 resultsSorted by cheapest first
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.
COS-PDX
DEN-RDM
DRO-PDX
DEN-PDX
DEN-MFR
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
COS-PDX
DEN-RDM
DRO-PDX
DEN-PDX
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 $29). Flying from Colorado to Oregon in March is currently the most expensive (average of $556). 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 May 27, 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 44% on airfare.
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 May 27, 2026.
The most flights from USCO to USOR are scheduled on a Tuesday (15 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (5 on average).
How much does it cost to fly round-trip from Colorado to Oregon?
How far ahead should I book a flight from Colorado to Oregon?
To ensure you get the cheapest price possible for a flight from Colorado to Oregon, you should look to book at least 49 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
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 May 23, 2026.
Travelers seeking maximum savings on their Colorado to Oregon flight should consider departing on Saturday 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.
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 May 27, 2026.
Get a feel of what it's like to fly with Alaska Airlines,Southwest, andDelta 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.
Food
7.1
Crew
8.5
Comfort
7.8
Entertainment
7.0
Boarding
8.1
Overall
7.9
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Food
7.1
Crew
8.5
Comfort
7.8
Entertainment
7.0
Boarding
8.1
Overall
7.9
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Food
7.1
Crew
8.5
Comfort
7.8
Entertainment
7.0
Boarding
8.1
Overall
7.9
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Food
7.1
Crew
8.5
Comfort
7.8
Entertainment
7.0
Boarding
8.1
Overall
7.9
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Food
7.1
Crew
8.5
Comfort
7.8
Entertainment
7.0
Boarding
8.1
Overall
7.9
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Food
7.1
Crew
8.5
Comfort
7.8
Entertainment
7.0
Boarding
8.1
Overall
7.9
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
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.
Browse thousands of different options on Cheapflights for your next trip
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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 May 27, 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 May 27, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$60 | Average$162 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$86 | Average$212 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$94 | Average$265 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$136 | Average$389 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$147 | Average$321 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$147 | Average$324 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$210 | Average$389 | FlexibilityNo cancel fee | On-time71% |