$56+ Cheap flights from Oregon to Denver (DEN)
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 5/14. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — DEN
May 25 — Jun 11
Round-trip
1 adult, Economy
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Find cheap flights from Oregon to Denver 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 Oregon to DenverExplore the most affordable flight options available from Oregon to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 25, 2026.
Explore the most affordable flight options available from Oregon to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 25, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 4/21. 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 5/235:31 pm
PDX
- DEN
1 stop6h 07m
Frontier
Thu 5/283:00 pm
DEN
- PDX
Nonstop2h 46m
Frontier
Deal found 4/21![Frontier logo]()
$123
This Kiwi.com deal was found by Cheapflights users on 4/21. 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 5/2312:35 pm
PDX
- DEN
Nonstop2h 48m
Multiple Airlines
Wed 5/278:00 am
DEN
- PDX
Nonstop2h 49m
Multiple Airlines
Deal found 4/21![Multiple Airlines logo]()
$131
This Kiwi.com deal was found by Cheapflights users on 4/22. 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 Kiwi.com 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
Wed 5/2010:39 pm
DEN
- PDX
1 stop14h 11m
Frontier
Deal found 4/22![Frontier logo]()
$133
This Kiwi.com deal was found by Cheapflights users on 4/22. 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 Kiwi.com 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
Multiple Airlines
Wed 5/208:00 am
DEN
- PDX
Nonstop2h 49m
Multiple Airlines
Deal found 4/22![Multiple Airlines logo]()
$134
This Cheapflightsfares deal was found by Cheapflights users on 4/22. 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 Cheapflightsfares 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
Frontier
Sun 6/710:39 pm
DEN
- PDX
1 stop14h 11m
Frontier
Deal found 4/22![Frontier logo]()
$137
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.
Sat 5/3012:35 pm
PDX
- DEN
Nonstop2h 48m
Frontier
Tue 6/23:15 pm
DEN
- PDX
Nonstop2h 46m
Frontier
Deal found 4/25![Frontier logo]()
$138
This Cheapflightsfares deal was found by Cheapflights users on 4/22. 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 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
Mon 5/187:00 am
DEN
- PDX
1 stop5h 50m
Frontier
Deal found 4/22![Frontier logo]()
$140
This Expedia deal was found by Cheapflights users on 4/21. 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 5/2312:35 pm
PDX
- DEN
Nonstop2h 48m
Multiple Airlines
Tue 5/268:00 am
DEN
- PDX
Nonstop2h 49m
Multiple Airlines
Deal found 4/21![Multiple Airlines logo]()
$141
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.
Mon 5/185:31 pm
PDX
- DEN
1 stop15h 33m
Frontier
Tue 6/92:50 pm
DEN
- PDX
Nonstop2h 45m
Frontier
Deal found 4/23![Frontier logo]()
$142
This Cheapflightsfares deal was found by Cheapflights users on 4/20. 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 5/2812:35 pm
PDX
- DEN
Nonstop2h 48m
Frontier
Sat 5/307:00 am
DEN
- PDX
1 stop5h 50m
Frontier
Deal found 4/20![Frontier logo]()
$143
This Frontier deal was found by Cheapflights users on 4/22. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/812:35 pm
PDX
- DEN
Nonstop2h 48m
Frontier
Mon 5/113:00 pm
DEN
- PDX
Nonstop2h 46m
Frontier
Deal found 4/22![Frontier logo]()
$144
This Frontier deal was found by Cheapflights users on 4/22. 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 Frontier 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 5/246:10 am
DEN
- PDX
1 stop5h 10m
Frontier
Deal found 4/22![Frontier logo]()
$145
Best flights from Oregon to DenverDiscover carefully curated flight deals from Oregon to Denver that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 25, 2026.
Discover carefully curated flight deals from Oregon to Denver that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 25, 2026.
This United Airlines deal was found by Cheapflights users on 4/20. 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 5/286:50 pm
PDX
- DEN
Nonstop2h 38m
United Airlines
Sat 5/306:00 am
DEN
- PDX
1 stop5h 20m
United Airlines
Deal found 4/20![United Airlines logo]()
$203
This Delta deal was found by Cheapflights users on 4/21. 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 5/1310:39 am
BOI
- DEN
1 stop7h 01m
Delta
Tue 5/196:35 pm
DEN
- BOI
1 stop5h 20m
Delta
Deal found 4/21![Delta logo]()
$221
This Alaska Airlines deal was found by Cheapflights users on 4/22. 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 5/295:41 pm
MFR
- DEN
1 stop5h 18m
Alaska Airlines
Fri 6/52:19 pm
DEN
- MFR
1 stop9h 02m
Alaska Airlines
Deal found 4/22![Alaska Airlines logo]()
$269
This Southwest deal was found by Cheapflights users on 4/21. 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 6/101:05 pm
BOI
- DEN
2 stops9h 55m
Southwest
Mon 6/158:10 pm
DEN
- BOI
1 stop5h 35m
Southwest
Deal found 4/21![Southwest logo]()
$285
This United Airlines deal was found by Cheapflights users on 4/22. 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.
Wed 5/207:15 am
PDX
- DEN
1 stop6h 44m
United Airlines
Wed 5/279:15 pm
DEN
- PDX
Nonstop2h 43m
United Airlines
Deal found 4/22![United Airlines logo]()
$209
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 5/275:45 am
BOI
- DEN
1 stop6h 09m
Delta
Sat 5/305:30 am
DEN
- BOI
1 stop4h 02m
Delta
Deal found 4/23![Delta logo]()
$237
This Alaska Airlines deal was found by Cheapflights users on 4/22. 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.
Sun 5/105:20 am
RDM
- DEN
1 stop4h 30m
Alaska Airlines
Wed 5/136:00 am
DEN
- RDM
1 stop7h 59m
Alaska Airlines
Deal found 4/22![Alaska Airlines logo]()
$269
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.
Tue 7/145:00 am
PDX
- DEN
Nonstop2h 31m
United Airlines
Tue 7/287:40 am
DEN
- PDX
1 stop5h 27m
United Airlines
Deal found 4/24![United Airlines logo]()
$257
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.
Fri 6/267:40 pm
PDX
- DEN
Nonstop2h 25m
Southwest
Mon 6/295:20 pm
DEN
- PDX
1 stop5h 10m
Southwest
Deal found 4/24![Southwest logo]()
$293
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/35:50 pm
PDX
- DEN
1 stop4h 55m
Delta
Fri 7/105:40 am
DEN
- PDX
1 stop3h 57m
Delta
Deal found 4/24![Delta logo]()
$267
This Alaska Airlines deal was found by Cheapflights users on 4/21. 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 5/107:00 am
PDX
- DEN
Nonstop2h 50m
Alaska Airlines
Tue 5/1211:46 am
DEN
- PDX
Nonstop2h 49m
Alaska Airlines
Deal found 4/21![Alaska Airlines logo]()
$297
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 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 7/244:25 pm
BOI
- DEN
Nonstop1h 55m
Southwest
Sun 7/268:00 am
DEN
- BOI
Nonstop2h 05m
Southwest
Deal found 4/23![Southwest logo]()
$317
This United Airlines deal was found by Cheapflights users on 4/20. 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 5/165:00 am
RDM
- DEN
Nonstop2h 33m
United Airlines
Mon 5/187:18 pm
DEN
- RDM
Nonstop2h 40m
United Airlines
Deal found 4/20![United Airlines logo]()
$290
This Delta deal was found by Cheapflights users on 4/20. 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 5/145:41 pm
EUG
- DEN
1 stop5h 11m
Delta
Mon 5/186:19 pm
DEN
- EUG
2 stops6h 31m
Delta
Deal found 4/20![Delta logo]()
$288
This Southwest deal was found by Cheapflights users on 4/22. 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 5/285:00 pm
EUG
- DEN
1 stop5h 05m
Southwest
Thu 6/42:50 pm
DEN
- EUG
2 stops7h 45m
Southwest
Deal found 4/22![Southwest logo]()
$317
This Alaska Airlines deal was found by Cheapflights users on 4/20. 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 5/67:00 am
PDX
- DEN
Nonstop2h 50m
Alaska Airlines
Sat 5/911:46 am
DEN
- PDX
Nonstop2h 49m
Alaska Airlines
Deal found 4/20![Alaska Airlines logo]()
$317
This United Airlines deal was found by Cheapflights users on 4/20. 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 5/1412:55 pm
RDM
- DEN
Nonstop2h 33m
United Airlines
Mon 5/187:18 pm
DEN
- RDM
Nonstop2h 40m
United Airlines
Deal found 4/20![United Airlines logo]()
$290
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 7/173:25 pm
BOI
- DEN
1 stop7h 40m
Southwest
Mon 7/208:55 pm
DEN
- BOI
Nonstop2h 00m
Southwest
Deal found 4/23![Southwest logo]()
$327
This Delta deal was found by Cheapflights users on 4/20. 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 9/51:15 pm
BOI
- DEN
1 stop5h 55m
Delta
Mon 9/76:30 pm
DEN
- BOI
1 stop5h 29m
Delta
Deal found 4/20![Delta logo]()
$301
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/283:08 pm
EUG
- DEN
1 stop7h 09m
Alaska Airlines
Wed 9/307:06 pm
DEN
- EUG
1 stop4h 35m
Alaska Airlines
Deal found 4/25![Alaska Airlines logo]()
$336
This United Airlines deal was found by Cheapflights users on 4/20. 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 7/105:46 pm
BOI
- DEN
Nonstop1h 59m
United Airlines
Mon 7/137:34 pm
DEN
- BOI
Nonstop2h 01m
United Airlines
Deal found 4/20![United Airlines logo]()
$317
This Delta 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 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 4/25![Delta logo]()
$309
This Alaska Airlines deal was found by Cheapflights users on 4/20. 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 5/225:50 pm
PDX
- DEN
Nonstop2h 47m
Alaska Airlines
Mon 5/256:40 am
DEN
- PDX
1 stop28h 06m
Alaska Airlines
Deal found 4/20![Alaska Airlines logo]()
$342
This United Airlines deal was found by Cheapflights users on 4/22. 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 5/85:00 am
BOI
- DEN
Nonstop2h 05m
United Airlines
Mon 5/117:15 pm
DEN
- BOI
Nonstop2h 02m
United Airlines
Deal found 4/22![United Airlines logo]()
$318
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 5/307:00 am
PDX
- DEN
2 stops8h 45m
Southwest
Sat 6/274:10 pm
DEN
- PDX
2 stops6h 50m
Southwest
Deal found 4/24![Southwest logo]()
$366
This Delta deal was found by Cheapflights users on 4/22. 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 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 4/22![Delta logo]()
$309
This Alaska Airlines deal was found by Cheapflights users on 4/22. 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.
Wed 5/204:08 pm
EUG
- DEN
1 stop6h 51m
Alaska Airlines
Sun 5/246:00 am
DEN
- EUG
2 stops10h 31m
Alaska Airlines
Deal found 4/22![Alaska Airlines logo]()
$345
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 5/91:55 pm
RDM
- DEN
1 stop5h 53m
United Airlines
Wed 5/137:18 pm
DEN
- RDM
Nonstop2h 40m
United Airlines
Deal found 4/24![United Airlines logo]()
$319
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/66:41 pm
BOI
- DEN
1 stop3h 59m
Delta
Mon 6/153:55 pm
DEN
- BOI
1 stop6h 09m
Delta
Deal found 4/24![Delta logo]()
$314
Last-minute flights from Oregon to DenverDiscover last-minute flight deals from Oregon to Denver. Data last updated April 25, 2026 and is based on user searches.
Discover last-minute flight deals from Oregon to Denver. Data last updated April 25, 2026 and is based on user searches.
This Frontier deal was found by Cheapflights users on 4/22. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/812:35 pm
PDX
- DEN
Nonstop2h 48m
Frontier
Mon 5/113:00 pm
DEN
- PDX
Nonstop2h 46m
Frontier
Deal found 4/22![Frontier logo]()
$144
This Kiwi.com deal was found by Cheapflights users on 4/22. 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 Kiwi.com 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
Wed 5/2010:39 pm
DEN
- PDX
1 stop14h 11m
Frontier
Deal found 4/22![Frontier logo]()
$133
This Kiwi.com deal was found by Cheapflights users on 4/22. 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 Kiwi.com 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
Multiple Airlines
Wed 5/208:00 am
DEN
- PDX
Nonstop2h 49m
Multiple Airlines
Deal found 4/22![Multiple Airlines logo]()
$134
This Cheapflightsfares deal was found by Cheapflights users on 4/22. 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 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
Mon 5/187:00 am
DEN
- PDX
1 stop5h 50m
Frontier
Deal found 4/22![Frontier logo]()
$140
This Frontier deal was found by Cheapflights users on 4/22. 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 Frontier 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 5/246:10 am
DEN
- PDX
1 stop5h 10m
Frontier
Deal found 4/22![Frontier logo]()
$145
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.
Mon 5/185:31 pm
PDX
- DEN
1 stop15h 33m
Frontier
Tue 6/92:50 pm
DEN
- PDX
Nonstop2h 45m
Frontier
Deal found 4/23![Frontier logo]()
$142
This Cheapflightsfares deal was found by Cheapflights users on 4/21. 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 5/235:31 pm
PDX
- DEN
1 stop6h 07m
Frontier
Thu 5/283:00 pm
DEN
- PDX
Nonstop2h 46m
Frontier
Deal found 4/21![Frontier logo]()
$123
This Kiwi.com deal was found by Cheapflights users on 4/21. 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 5/2312:35 pm
PDX
- DEN
Nonstop2h 48m
Multiple Airlines
Wed 5/278:00 am
DEN
- PDX
Nonstop2h 49m
Multiple Airlines
Deal found 4/21![Multiple Airlines logo]()
$131
This Expedia deal was found by Cheapflights users on 4/21. 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 5/2312:35 pm
PDX
- DEN
Nonstop2h 48m
Multiple Airlines
Tue 5/268:00 am
DEN
- PDX
Nonstop2h 49m
Multiple Airlines
Deal found 4/21![Multiple Airlines logo]()
$141
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 4/20. 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 5/2812:35 pm
PDX
- DEN
Nonstop2h 48m
Frontier
Sat 5/307:00 am
DEN
- PDX
1 stop5h 50m
Frontier
Deal found 4/20![Frontier logo]()
$143
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.
Sat 5/3012:35 pm
PDX
- DEN
Nonstop2h 48m
Frontier
Tue 6/23:15 pm
DEN
- PDX
Nonstop2h 46m
Frontier
Deal found 4/25![Frontier logo]()
$138
One-way flights from Oregon to DenverSearch for one-way flight options from Oregon to Denver. Find affordable one-way fares based on user searches. Data last updated April 25, 2026.
Search for one-way flight options from Oregon to Denver. Find affordable one-way fares based on user searches. Data last updated April 25, 2026.
This Kiwi.com deal was found by Cheapflights users on 4/21. 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 5/141:22 pm
BOI
- DEN
Nonstop2h 16m
Frontier
Deal found 4/21![Frontier logo]()
$56
This Priceline 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 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 4/23![Frontier logo]()
$57
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.
Thu 6/251:25 pm
BOI
- DEN
Nonstop2h 23m
Frontier
Deal found 4/23![Frontier logo]()
$73
This Booking.com deal was found by Cheapflights users on 4/22. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/281:25 pm
BOI
- DEN
Nonstop2h 16m
Frontier
Deal found 4/22![Frontier logo]()
$75
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 Super.com deal was found by Cheapflights users on 4/20. 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.
Wed 4/2912:38 pm
PDX
- DEN
Nonstop2h 40m
Frontier
Deal found 4/20![Frontier logo]()
$83
This Frontier deal was found by Cheapflights users on 4/21. 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 7/211:04 pm
BOI
- DEN
Nonstop2h 05m
Frontier
Deal found 4/21![Frontier logo]()
$84
This Booking.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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/1112:35 pm
PDX
- DEN
Nonstop2h 48m
Frontier
Deal found 4/23![Frontier logo]()
$86
This Super.com deal was found by Cheapflights users on 4/22. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/88:46 pm
PDX
- DEN
1 stop5h 39m
Frontier
Deal found 4/22![Frontier logo]()
$89
This Delta deal was found by Cheapflights users on 4/20. 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 5/131:40 pm
PDX
- DEN
1 stop4h 35m
Delta
Deal found 4/20![Delta logo]()
$90
This Kiwi.com deal was found by Cheapflights users on 4/20. 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 5/3111:15 am
PDX
- DEN
1 stop15h 10m
Frontier
Deal found 4/20![Frontier logo]()
$92
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
Find flight deals from Oregon to Denver
Keep the following information in mind while searching for Oregon to Denver flight deals. Data was last updated April 25, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $123 (Cheapflightsfares) |
One-way from | $56 (Kiwi.com) |
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 Denver 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 25, 2026.
Use the filters below to find and compare flights from Oregon to Denver that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
PortlandDenver
PDX - DEN
PDXDEN
Portland
Thu 5/28
6:50 pm-10:28 pm
Nonstop2h 38m
Denver Intl
Sat 5/30
6:00 am-10:20 am
1 stop5h 20m
$203
PortlandDenver
PDX - DEN
PDXDEN
Portland
Wed 5/20
7:15 am-2:59 pm
1 stop6h 44m
Denver Intl
Wed 5/27
9:15 pm-10:58 pm
Nonstop2h 43m
$209
BoiseDenver
BOI - DEN
BOIDEN
Boise Air Term. Gowen Fld
Wed 5/13
10:39 am-5:40 pm
1 stop7h 01m
Denver Intl
Tue 5/19
6:35 pm-11:55 pm
1 stop5h 20m
$221
BoiseDenver
BOI - DEN
BOIDEN
Boise Air Term. Gowen Fld
Wed 5/27
5:45 am-11:54 am
1 stop6h 09m
Denver Intl
Sat 5/30
5:30 am-9:32 am
1 stop4h 02m
$237
PortlandDenver
PDX - DEN
PDXDEN
Portland
Tue 7/14
5:00 am-8:31 am
Nonstop2h 31m
Denver Intl
Tue 7/28
7:40 am-12:07 pm
1 stop5h 27m
$257
PortlandDenver
PDX - DEN
PDXDEN
Portland
Fri 7/3
5:50 pm-11:45 pm
1 stop4h 55m
Denver Intl
Fri 7/10
5:40 am-8:37 am
1 stop3h 57m
$267
MedfordDenver
MFR - DEN
MFRDEN
Medford
Fri 5/29
5:41 pm-11:59 pm
1 stop5h 18m
Denver Intl
Fri 6/5
2:19 pm-10:21 pm
1 stop9h 02m
$269
RedmondDenver
RDM - DEN
RDMDEN
Bend/Redmond
Sun 5/10
5:20 am-10:50 am
1 stop4h 30m
Denver Intl
Wed 5/13
6:00 am-12:59 pm
1 stop7h 59m
$269
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
BoiseDenver
BOI - DEN
BOIDEN
Boise Air Term. Gowen Fld
Wed 6/10
1:05 pm-11:00 pm
2 stops9h 55m
Denver Intl
Mon 6/15
8:10 pm-1:45 am
1 stop5h 35m
$285
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Oregon to Denver
Have a flexible travel schedule? Discover the best time to fly to Denver from Oregon with our price prediction graph.
BOI-DEN
PDX-DEN
MFR-DEN
RDM-DEN
EUG-DEN
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 Denver
USOR-DEN
BOI-DEN
PDX-DEN
MFR-DEN
RDM-DEN
How far ahead should I book a flight from Oregon to Denver?
The best time to book flights from Oregon to Denver is 83 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest month to book a flight from Oregon to Denver?
Currently, December is the cheapest month in which you can book a flight from Oregon to Denver (average of $29). Flying from Oregon to Denver in March is currently the most expensive (average of $559). 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 DEN?
Find hourly flight availability from Oregon to Denver. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 25, 2026.
It’s optimal to fly from Oregon to Denver in the afternoon. By choosing this option you can save up to 29% on the cost of your flight, compared to a flight in the morning.
What is the cheapest day to fly from Oregon to Denver?
Use this chart to determine the cheapest time to fly round-trip from Oregon to Denver. Price data was last updated on April 18, 2026.
Travelers seeking maximum savings on their Oregon to Denver 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 Denver
Explore weekly flight availability from Oregon to Denver. 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 25, 2026.
The most flights from USOR to DEN are scheduled on a Friday (17 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (2 on average).
How much does it cost to fly round-trip from Oregon to Denver?
Related info for your journey
Find useful and relevant information for your journey from Oregon to Denver. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Denver?
Book flights to Denver if you plan to visit one of these locationsThornton
Black Hawk
Lakewood
Westminster
Broomfield
Golden
Centennial
Greeley
Lone Tree
Wheat Ridge
Silverthorne
Central City
Cripple Creek
Winter Park
Manitou Springs
Frisco
Englewood
Fort Morgan
Glendale
Evergreen
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.
Alternative routes
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Alternative routes for Oregon to Denver
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Complete your trip
Complete your trip to Denver by adding a car rental and/or hotel reservation to your travel itinerary.
Other flights to Denver
Explore flights to Denver departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on April 25, 2026.
Search flights from Oregon to Denver by cabin class
Find flights from Oregon to Denver, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Oregon and Denver flights
Browse other Oregon and Denver flight options. Last updated on April 25, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Oregon to Denver flights
Consider these flights traveling from Oregon to Denver.
Top 6 airlines flying from Oregon to Denver
Discover the top 6 airlines that operate flights from Oregon to Denver. 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 25, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$57 | Average$154 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$88 | Average$232 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$98 | Average$202 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$141 | Average$297 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$144 | Average$343 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$147 | Average$297 | FlexibilityNo cancel fee | On-time63% |