$57+ Cheap flights from Oregon to Colorado
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 5/26. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — DEN
May 28 — Jun 41
Round-trip
1 adult, Economy
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Cheapest flights from Oregon to ColoradoExplore the most affordable flight options available from Oregon to Colorado. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 28, 2026.
Explore the most affordable flight options available from Oregon to Colorado. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 28, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 4/26. 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.
Sat 5/3012:35 pm
PDX
- DEN
Nonstop2h 48m
Frontier
Tue 6/23:15 pm
DEN
- PDX
Nonstop2h 46m
Frontier
Deal found 4/26![Frontier logo]()
$137
This Cheapflightsfares deal was found by Cheapflights users on 4/23. 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.
Thu 5/1412:35 pm
PDX
- DEN
Nonstop2h 48m
Frontier
Sun 5/177:00 am
DEN
- PDX
1 stop5h 50m
Frontier
Deal found 4/23![Frontier logo]()
$140
This Super.com deal was found by Cheapflights users on 4/24. 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.
Tue 5/265:46 pm
PDX
- DEN
Nonstop2h 52m
Frontier
Fri 5/293:00 pm
DEN
- PDX
Nonstop2h 46m
Frontier
Deal found 4/24![Frontier logo]()
$142
This Cheapflightsfares deal was found by Cheapflights users on 4/28. 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.
Thu 6/412:35 pm
PDX
- DEN
Nonstop2h 48m
Frontier
Sun 6/710:39 pm
DEN
- PDX
1 stop14h 11m
Frontier
Deal found 4/28![Frontier logo]()
$143
This Expedia deal was found by Cheapflights users on 4/23. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/512:35 pm
PDX
- DEN
Nonstop2h 48m
Multiple Airlines
Mon 6/88:00 am
DEN
- PDX
Nonstop2h 49m
Multiple Airlines
Deal found 4/23![Multiple Airlines logo]()
$145
This Kiwi.com deal was found by Cheapflights users on 4/25. 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 5/265:46 pm
PDX
- DEN
Nonstop2h 52m
Frontier
Sat 5/3010:39 pm
DEN
- PDX
1 stop14h 11m
Frontier
Deal found 4/25![Frontier logo]()
$147
This Kiwi.com deal was found by Cheapflights users on 4/27. 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.
Mon 5/188:46 pm
PDX
- DEN
2 stops20h 21m
Frontier
Sat 5/233:00 pm
DEN
- PDX
Nonstop2h 46m
Frontier
Deal found 4/27![Frontier logo]()
$148
This Expedia deal was found by Cheapflights users on 4/23. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/1812:35 pm
PDX
- DEN
Nonstop2h 48m
Multiple Airlines
Tue 6/26:00 am
DEN
- PDX
1 stop4h 47m
Multiple Airlines
Deal found 4/23![Multiple Airlines logo]()
$149
This Super.com deal was found by Cheapflights users on 4/27. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/1812:35 pm
PDX
- DEN
Nonstop2h 48m
Frontier
Thu 5/213:00 pm
DEN
- PDX
Nonstop2h 46m
Frontier
Deal found 4/27![Frontier logo]()
$152
This Expedia deal was found by Cheapflights users on 4/27. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/197:17 am
PDX
- DEN
Nonstop2h 49m
Multiple Airlines
Sat 5/233:00 pm
DEN
- PDX
Nonstop2h 46m
Multiple Airlines
Deal found 4/27![Multiple Airlines logo]()
$153
This Kiwi.com deal was found by Cheapflights users on 4/23. 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.
Mon 5/1812:35 pm
PDX
- DEN
Nonstop2h 48m
Multiple Airlines
Tue 5/1910:39 pm
DEN
- PDX
2 stops36h 41m
Multiple Airlines
Deal found 4/23![Multiple Airlines logo]()
$154
This Frontier deal was found by Cheapflights users on 4/27. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/41:33 pm
BOI
- DEN
Nonstop2h 16m
Frontier
Sun 6/710:33 am
DEN
- BOI
Nonstop2h 05m
Frontier
Deal found 4/27![Frontier logo]()
$165
Best flights from Oregon to ColoradoDiscover carefully curated flight deals from Oregon to Colorado that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 28, 2026.
Discover carefully curated flight deals from Oregon to Colorado that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 28, 2026.
This Southwest deal was found by Cheapflights users on 4/26. 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 5/222:50 pm
PDX
- DEN
Nonstop2h 30m
Southwest
Tue 5/265:15 pm
DEN
- PDX
1 stop6h 45m
Southwest
Deal found 4/26![Southwest logo]()
$257
This American Airlines deal was found by Cheapflights users on 4/24. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/82:50 pm
RDM
- DRO
1 stop5h 53m
American Airlines
Mon 5/116:38 pm
DRO
- RDM
1 stop5h 45m
American Airlines
Deal found 4/24![American Airlines logo]()
$260
This United Airlines deal was found by Cheapflights users on 4/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/201:13 pm
RDM
- DEN
Nonstop2h 32m
United Airlines
Mon 8/2411:15 am
DEN
- RDM
Nonstop2h 34m
United Airlines
Deal found 4/23![United Airlines logo]()
$269
This Delta deal was found by Cheapflights users on 4/28. 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 5/295:45 am
PDX
- COS
1 stop4h 30m
Delta
Mon 6/111:55 am
COS
- PDX
1 stop5h 05m
Delta
Deal found 4/28![Delta logo]()
$278
This Alaska Airlines deal was found by Cheapflights users on 4/23. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/155:50 pm
PDX
- DEN
Nonstop2h 47m
Alaska Airlines
Sun 5/178:00 am
DEN
- PDX
Nonstop2h 49m
Alaska Airlines
Deal found 4/23![Alaska Airlines logo]()
$287
This Delta deal was found by Cheapflights users on 4/23. 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.
Wed 6/245:24 pm
PDX
- DEN
1 stop4h 17m
Delta
Sun 6/285:40 am
DEN
- PDX
1 stop3h 57m
Delta
Deal found 4/23![Delta logo]()
$282
This United Airlines deal was found by Cheapflights users on 4/24. 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.
Sat 5/912:46 pm
PDX
- DRO
1 stop7h 20m
United Airlines
Wed 5/135:30 am
DRO
- PDX
1 stop5h 08m
United Airlines
Deal found 4/24![United Airlines logo]()
$288
This Alaska Airlines deal was found by Cheapflights users on 4/27. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/15:41 pm
MFR
- DEN
1 stop5h 18m
Alaska Airlines
Tue 6/28:00 am
DEN
- MFR
1 stop4h 59m
Alaska Airlines
Deal found 4/27![Alaska Airlines logo]()
$289
This Southwest deal was found by Cheapflights users on 4/23. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/143:25 pm
PDX
- COS
1 stop5h 25m
Southwest
Tue 8/187:20 am
COS
- PDX
2 stops7h 45m
Southwest
Deal found 4/23![Southwest logo]()
$289
This United Airlines deal was found by Cheapflights users on 4/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/53:51 pm
RDM
- DEN
1 stop6h 52m
United Airlines
Mon 6/225:20 am
DEN
- RDM
1 stop7h 52m
United Airlines
Deal found 4/27![United Airlines logo]()
$289
This Delta deal was found by Cheapflights users on 4/28. 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 9/265:20 pm
RDM
- DEN
1 stop5h 10m
Delta
Fri 10/26:45 am
DEN
- RDM
1 stop6h 22m
Delta
Deal found 4/28![Delta logo]()
$289
This Southwest deal was found by Cheapflights users on 4/25. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/44:25 pm
BOI
- DEN
Nonstop1h 55m
Southwest
Sun 6/79:00 pm
DEN
- BOI
1 stop4h 20m
Southwest
Deal found 4/25![Southwest logo]()
$304
This American Airlines deal was found by Cheapflights users on 4/23. 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.
Tue 6/235:28 pm
PDX
- GJT
1 stop5h 15m
American Airlines
Sat 6/276:55 pm
GJT
- PDX
1 stop5h 14m
American Airlines
Deal found 4/23![American Airlines logo]()
$340
This United Airlines deal was found by Cheapflights users on 4/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/97:15 am
PDX
- COS
2 stops9h 11m
United Airlines
Wed 5/136:57 pm
COS
- PDX
1 stop4h 57m
United Airlines
Deal found 4/23![United Airlines logo]()
$290
This Delta deal was found by Cheapflights users on 4/23. 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.
Tue 5/125:05 pm
PDX
- COS
1 stop4h 17m
Delta
Sat 5/1611:55 am
COS
- PDX
1 stop5h 01m
Delta
Deal found 4/23![Delta logo]()
$295
This Alaska Airlines deal was found by Cheapflights users on 4/26. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/295:31 pm
RDM
- DEN
1 stop5h 28m
Alaska Airlines
Sun 5/316:40 am
DEN
- RDM
1 stop5h 57m
Alaska Airlines
Deal found 4/26![Alaska Airlines logo]()
$328
This Southwest deal was found by Cheapflights users on 4/24. 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.
Wed 5/1312:45 pm
PDX
- COS
2 stops7h 35m
Southwest
Fri 5/1511:30 am
COS
- PDX
1 stop11h 10m
Southwest
Deal found 4/24![Southwest logo]()
$308
This American Airlines deal was found by Cheapflights users on 4/24. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/152:50 pm
RDM
- DRO
1 stop5h 53m
American Airlines
Mon 5/186:38 pm
DRO
- RDM
1 stop5h 45m
American Airlines
Deal found 4/24![American Airlines logo]()
$354
This United Airlines deal was found by Cheapflights users on 4/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/84:15 pm
PDX
- GJT
1 stop5h 03m
United Airlines
Tue 5/125:30 am
GJT
- PDX
2 stops7h 55m
United Airlines
Deal found 4/23![United Airlines logo]()
$294
This Alaska Airlines deal was found by Cheapflights users on 4/27. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/161:31 pm
BOI
- DEN
1 stop8h 06m
Alaska Airlines
Wed 5/206:00 am
DEN
- BOI
1 stop8h 10m
Alaska Airlines
Deal found 4/27![Alaska Airlines logo]()
$331
This Delta deal was found by Cheapflights users on 4/23. 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.
Thu 9/105:21 pm
MFR
- DEN
1 stop5h 09m
Delta
Mon 9/146:30 pm
DEN
- MFR
1 stop5h 43m
Delta
Deal found 4/23![Delta logo]()
$309
This Southwest deal was found by Cheapflights users on 4/24. 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.
Sat 5/306:05 am
BOI
- DEN
2 stops7h 50m
Southwest
Sat 5/307:55 pm
DEN
- BOI
Nonstop2h 00m
Southwest
Deal found 4/24![Southwest logo]()
$309
This United Airlines deal was found by Cheapflights users on 4/25. 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 6/62:11 pm
MFR
- DEN
1 stop7h 33m
United Airlines
Sat 6/137:31 pm
DEN
- MFR
Nonstop2h 46m
United Airlines
Deal found 4/25![United Airlines logo]()
$299
This Alaska Airlines deal was found by Cheapflights users on 4/27. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/1512:49 pm
EUG
- DEN
1 stop4h 36m
Alaska Airlines
Sat 5/237:21 pm
DEN
- EUG
1 stop5h 38m
Alaska Airlines
Deal found 4/27![Alaska Airlines logo]()
$337
This Delta deal was found by Cheapflights users on 4/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/16:05 am
MFR
- DEN
1 stop5h 17m
Delta
Mon 10/56:30 pm
DEN
- MFR
1 stop5h 43m
Delta
Deal found 4/27![Delta logo]()
$309
This Southwest deal was found by Cheapflights users on 4/27. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/265:20 pm
EUG
- DEN
1 stop4h 45m
Southwest
Tue 6/24:25 pm
DEN
- EUG
2 stops7h 40m
Southwest
Deal found 4/27![Southwest logo]()
$318
This United Airlines deal was found by Cheapflights users on 4/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/36:35 pm
MFR
- DEN
1 stop5h 12m
United Airlines
Mon 6/87:30 pm
DEN
- MFR
Nonstop2h 46m
United Airlines
Deal found 4/27![United Airlines logo]()
$299
This Alaska Airlines deal was found by Cheapflights users on 4/23. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/105:36 pm
MFR
- DEN
1 stop5h 23m
Alaska Airlines
Tue 5/1211:46 am
DEN
- MFR
1 stop4h 58m
Alaska Airlines
Deal found 4/23![Alaska Airlines logo]()
$339
This Delta deal was found by Cheapflights users on 4/23. 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.
Thu 7/235:29 pm
MFR
- DEN
1 stop5h 13m
Delta
Mon 7/277:09 pm
DEN
- MFR
1 stop5h 46m
Delta
Deal found 4/23![Delta logo]()
$309
This Southwest deal was found by Cheapflights users on 4/23. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/123:25 pm
BOI
- DEN
1 stop7h 40m
Southwest
Sat 6/137:45 am
DEN
- BOI
Nonstop2h 00m
Southwest
Deal found 4/23![Southwest logo]()
$327
Last-minute flights from Oregon to ColoradoDiscover last-minute flight deals from Oregon to Colorado. Data last updated April 28, 2026 and is based on user searches.
Discover last-minute flight deals from Oregon to Colorado. Data last updated April 28, 2026 and is based on user searches.
This Cheapflightsfares deal was found by Cheapflights users on 4/23. 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.
Thu 5/1412:35 pm
PDX
- DEN
Nonstop2h 48m
Frontier
Sun 5/177:00 am
DEN
- PDX
1 stop5h 50m
Frontier
Deal found 4/23![Frontier logo]()
$140
This Cheapflightsfares deal was found by Cheapflights users on 4/26. 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.
Thu 5/149:46 pm
PDX
- DEN
1 stop10h 52m
Frontier
Thu 5/213:00 pm
DEN
- PDX
Nonstop2h 46m
Frontier
Deal found 4/26![Frontier logo]()
$143
This Kiwi.com deal was found by Cheapflights users on 4/27. 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.
Mon 5/188:46 pm
PDX
- DEN
2 stops20h 21m
Frontier
Sat 5/233:00 pm
DEN
- PDX
Nonstop2h 46m
Frontier
Deal found 4/27![Frontier logo]()
$148
This Expedia deal was found by Cheapflights users on 4/23. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/1812:35 pm
PDX
- DEN
Nonstop2h 48m
Multiple Airlines
Tue 6/26:00 am
DEN
- PDX
1 stop4h 47m
Multiple Airlines
Deal found 4/23![Multiple Airlines logo]()
$149
This Super.com deal was found by Cheapflights users on 4/27. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/1812:35 pm
PDX
- DEN
Nonstop2h 48m
Frontier
Thu 5/213:00 pm
DEN
- PDX
Nonstop2h 46m
Frontier
Deal found 4/27![Frontier logo]()
$152
This Kiwi.com deal was found by Cheapflights users on 4/23. 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.
Mon 5/1812:35 pm
PDX
- DEN
Nonstop2h 48m
Multiple Airlines
Tue 5/1910:39 pm
DEN
- PDX
2 stops36h 41m
Multiple Airlines
Deal found 4/23![Multiple Airlines logo]()
$154
This Expedia deal was found by Cheapflights users on 4/23. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/185:31 pm
PDX
- DEN
1 stop15h 33m
Multiple Airlines
Wed 5/278:00 am
DEN
- PDX
Nonstop2h 49m
Multiple Airlines
Deal found 4/23![Multiple Airlines logo]()
$155
This Expedia deal was found by Cheapflights users on 4/27. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/197:17 am
PDX
- DEN
Nonstop2h 49m
Multiple Airlines
Sat 5/233:00 pm
DEN
- PDX
Nonstop2h 46m
Multiple Airlines
Deal found 4/27![Multiple Airlines logo]()
$153
This Orbitz deal was found by Cheapflights users on 4/24. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/194:28 pm
BOI
- DEN
1 stop5h 09m
Multiple Airlines
Tue 5/2610:25 am
DEN
- BOI
Nonstop2h 05m
Multiple Airlines
Deal found 4/24![Multiple Airlines logo]()
$174
This Super.com deal was found by Cheapflights users on 4/24. 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.
Tue 5/265:46 pm
PDX
- DEN
Nonstop2h 52m
Frontier
Fri 5/293:00 pm
DEN
- PDX
Nonstop2h 46m
Frontier
Deal found 4/24![Frontier logo]()
$142
This Kiwi.com deal was found by Cheapflights users on 4/25. 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 5/265:46 pm
PDX
- DEN
Nonstop2h 52m
Frontier
Sat 5/3010:39 pm
DEN
- PDX
1 stop14h 11m
Frontier
Deal found 4/25![Frontier logo]()
$147
This Cheapflightsfares deal was found by Cheapflights users on 4/26. 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.
Sat 5/3012:35 pm
PDX
- DEN
Nonstop2h 48m
Frontier
Tue 6/23:15 pm
DEN
- PDX
Nonstop2h 46m
Frontier
Deal found 4/26![Frontier logo]()
$137
One-way flights from Oregon to ColoradoSearch for one-way flight options from Oregon to Colorado. Find affordable one-way fares based on user searches. Data last updated April 28, 2026.
Search for one-way flight options from Oregon to Colorado. Find affordable one-way fares based on user searches. Data last updated April 28, 2026.
This Priceline deal was found by Cheapflights users on 4/27. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/261:25 pm
BOI
- DEN
Nonstop2h 16m
Frontier
Deal found 4/27![Frontier logo]()
$57
This Frontier deal was found by Cheapflights users on 4/25. 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 6/251:25 pm
BOI
- DEN
Nonstop2h 23m
Frontier
Deal found 4/25![Frontier logo]()
$74
This Kiwi.com deal was found by Cheapflights users on 4/25. 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 7/141:25 pm
BOI
- DEN
Nonstop2h 06m
Frontier
Deal found 4/25![Frontier logo]()
$83
This Frontier deal was found by Cheapflights users on 4/26. 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.
Sun 6/211:25 pm
BOI
- DEN
Nonstop2h 23m
Frontier
Deal found 4/26![Frontier logo]()
$84
This Super.com deal was found by Cheapflights users on 4/26. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/118:46 pm
PDX
- DEN
1 stop5h 39m
Frontier
Deal found 4/26![Frontier logo]()
$89
This Cheapflightsfares deal was found by Cheapflights users on 4/28. 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 6/15:31 pm
PDX
- DEN
1 stop6h 07m
Frontier
Deal found 4/28![Frontier logo]()
$90
This Kiwi.com deal was found by Cheapflights users on 4/25. 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.
Sun 5/241:25 pm
BOI
- DEN
Nonstop2h 16m
Frontier
Deal found 4/25![Frontier logo]()
$93
This Super.com deal was found by Cheapflights users on 4/25. 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.
Fri 5/2212:35 pm
PDX
- DEN
Nonstop2h 48m
Frontier
Deal found 4/25![Frontier logo]()
$93
This Frontier deal was found by Cheapflights users on 4/27. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/211:25 pm
BOI
- DEN
Nonstop2h 16m
Frontier
Deal found 4/27![Frontier logo]()
$94
This Southwest deal was found by Cheapflights users on 4/23. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/167:40 pm
PDX
- DEN
Nonstop2h 25m
Southwest
Deal found 4/23![Southwest logo]()
$97
This Trip.com deal was found by Cheapflights users on 4/23. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/79:31 pm
MFR
- DEN
1 stop11h 07m
Multiple Airlines
Deal found 4/23![Multiple Airlines logo]()
$98
This Super.com deal was found by Cheapflights users on 4/28. 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.
Fri 5/2912:35 pm
PDX
- DEN
Nonstop2h 48m
Frontier
Deal found 4/28![Frontier logo]()
$98
Find flight deals from Oregon to Colorado
Keep the following information in mind while searching for Oregon to Colorado flight deals. Data was last updated April 28, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $137 (Cheapflightsfares) |
One-way from | $57 (Priceline) |
Popular in | March |
Cheapest in | August |
Average price | $232 |
Good round-trip deal | $293 or less |
Good one-way deal | $154 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Oregon to Colorado 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 April 28, 2026.
Use the filters below to find and compare flights from Oregon to Colorado that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
PortlandDenver
PDX - DEN
PDXDEN
Portland
Fri 5/22
2:50 pm-6:20 pm
Nonstop2h 30m
Denver Intl
Tue 5/26
5:15 pm-11:00 pm
1 stop6h 45m
$257
RedmondDurango
RDM - DRO
RDMDRO
Bend/Redmond
Fri 5/8
2:50 pm-9:43 pm
1 stop5h 53m
Durango La Plata County
Mon 5/11
6:38 pm-11:23 pm
1 stop5h 45m
$260
Quickest round-trip
RedmondDenver
RDM - DEN
RDMDEN
Bend/Redmond
Thu 8/20
1:13 pm-4:45 pm
Nonstop2h 32m
Denver Intl
Mon 8/24
11:15 am-12:49 pm
Nonstop2h 34m
$269
PortlandColorado Springs
PDX - COS
PDXCOS
Portland
Fri 5/29
5:45 am-11:15 am
1 stop4h 30m
Colorado Springs
Mon 6/1
11:55 am-4:00 pm
1 stop5h 05m
$278
PortlandDenver
PDX - DEN
PDXDEN
Portland
Wed 6/24
5:24 pm-10:41 pm
1 stop4h 17m
Denver Intl
Sun 6/28
5:40 am-8:37 am
1 stop3h 57m
$282
PortlandDenver
PDX - DEN
PDXDEN
Portland
Fri 5/15
5:50 pm-9:37 pm
Nonstop2h 47m
Denver Intl
Sun 5/17
8:00 am-9:49 am
Nonstop2h 49m
$287
PortlandDurango
PDX - DRO
PDXDRO
Portland
Sat 5/9
12:46 pm-9:06 pm
1 stop7h 20m
Durango La Plata County
Wed 5/13
5:30 am-9:38 am
1 stop5h 08m
$288
MedfordDenver
MFR - DEN
MFRDEN
Medford
Mon 6/1
5:41 pm-11:59 pm
1 stop5h 18m
Denver Intl
Tue 6/2
8:00 am-11:59 am
1 stop4h 59m
$289
PortlandColorado Springs
PDX - COS
PDXCOS
Portland
Fri 8/14
3:25 pm-9:50 pm
1 stop5h 25m
Colorado Springs
Tue 8/18
7:20 am-2:05 pm
2 stops7h 45m
$289
RedmondDenver
RDM - DEN
RDMDEN
Bend/Redmond
Fri 6/5
3:51 pm-11:43 pm
1 stop6h 52m
Denver Intl
Mon 6/22
5:20 am-12:12 pm
1 stop7h 52m
$289
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Oregon to Colorado
Have a flexible travel schedule? Discover the best time to fly to Colorado from Oregon with our price prediction graph.
PDX-DEN
RDM-DRO
RDM-DEN
PDX-COS
PDX-DRO
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 Oregon to Colorado
USOR-USCO
PDX-DEN
RDM-DRO
RDM-DEN
PDX-COS
How far ahead should I book a flight from Oregon to Colorado?
To ensure you get the cheapest price possible for a flight from Oregon to Colorado, you should look to book at least 83 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 month to book a flight from Oregon to Colorado?
Currently, July is the cheapest month in which you can book a flight from Oregon to Colorado (average of $257). Flying from Oregon to Colorado in December is currently the most expensive (average of $617). 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 OR to CO?
Find hourly flight availability from Oregon to Colorado. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 28, 2026.
A simple way to save on the total cost of your ticket is to fly from Oregon to Colorado in the afternoon. If you’re flexible enough to do this you can expect to save up to 28% on your trip compared to booking a flight in the morning.
What is the cheapest day to fly from Oregon to Colorado?
Use this chart to determine the cheapest time to fly round-trip from Oregon to Colorado. Price data was last updated on April 25, 2026.
Travelers seeking maximum savings on their Oregon to Colorado flight should consider departing on Friday afternoons when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
Weekly flight availability from Oregon to Colorado
Explore weekly flight availability from Oregon to Colorado. 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 April 28, 2026.
The most flights from USOR to USCO 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 (3 on average).
How much does it cost to fly round-trip from Oregon to Colorado?
Reviews of airlines servicing Colorado
Get insights into the airlines that provide service to Colorado. 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 Colorado. Reviews last updated April 28, 2026.
Read reviews from past customers who have flown Southwest,Alaska Airlines, andDelta from Oregon to Colorado. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.5
Comfort
8.0
Crew
8.6
Boarding
8.1
Food
7.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Entertainment
7.5
Comfort
8.0
Crew
8.6
Boarding
8.1
Food
7.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Entertainment
7.5
Comfort
8.0
Crew
8.6
Boarding
8.1
Food
7.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Entertainment
7.5
Comfort
8.0
Crew
8.6
Boarding
8.1
Food
7.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Entertainment
7.5
Comfort
8.0
Crew
8.6
Boarding
8.1
Food
7.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Entertainment
7.5
Comfort
8.0
Crew
8.6
Boarding
8.1
Food
7.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Related info for your journey
Find useful and relevant information for your journey from Oregon to Colorado. 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
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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Alternative routes for Oregon to Colorado
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Colorado by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Oregon to Colorado by cabin class
Find flights from Oregon to Colorado, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Oregon and Colorado flights
Browse other Oregon and Colorado flight options. Last updated on April 28, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Find a return flight route from Colorado
Find the right flight back to Oregon after your stay in Colorado
Oregon to Colorado flights
Consider these flights traveling from Oregon to Colorado.
Top 7 airlines flying from Oregon to Colorado
Discover the top 7 airlines that operate flights from Oregon to Colorado. 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 April 28, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$56 | Average$154 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$88 | Average$260 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$98 | Average$198 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$139 | Average$388 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$140 | Average$297 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$147 | Average$326 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$228 | Average$397 | FlexibilityNo cancel fee | On-time71% |