$51+ 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 8/4. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — DEN
Jul 11 — Jul 181
Round-trip
1 adult, Economy
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Find cheap flights from Oregon to Denver with Cheapflights
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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 June 11, 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 June 11, 2026.
This Frontier deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” 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 7/231:24 pm
BOI
- DEN
Nonstop2h 06m
Frontier
Tue 7/2810:29 am
DEN
- BOI
Nonstop2h 00m
Frontier
Deal found 6/6![Frontier logo]()
$173
This Expedia deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” 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 7/211:24 pm
BOI
- DEN
Nonstop2h 06m
Frontier
Tue 7/2810:29 am
DEN
- BOI
Nonstop2h 00m
Frontier
Deal found 6/10![Frontier logo]()
$174
This Frontier deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” 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 7/91:24 pm
BOI
- DEN
Nonstop2h 06m
Frontier
Tue 7/1410:29 am
DEN
- BOI
Nonstop2h 00m
Frontier
Deal found 6/6![Frontier logo]()
$178
This Gotogate deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/161:24 pm
BOI
- DEN
Nonstop2h 06m
Frontier
Sun 7/1910:29 am
DEN
- BOI
Nonstop2h 00m
Frontier
Deal found 6/7![Frontier logo]()
$182
This Frontier deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” 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 9/31:04 pm
BOI
- DEN
Nonstop2h 05m
Frontier
Sun 9/610:08 am
DEN
- BOI
Nonstop2h 01m
Frontier
Deal found 6/10![Frontier logo]()
$185
This Expedia deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” 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 8/181:04 pm
BOI
- DEN
Nonstop2h 05m
Multiple Airlines
Sat 8/221:43 pm
DEN
- BOI
1 stop6h 37m
Multiple Airlines
Deal found 6/9![Multiple Airlines logo]()
$186
This Frontier deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” 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 9/1512:59 pm
BOI
- DEN
Nonstop2h 01m
Frontier
Thu 9/179:55 am
DEN
- BOI
Nonstop2h 09m
Frontier
Deal found 6/8![Frontier logo]()
$187
This Expedia deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/251:25 pm
BOI
- DEN
Nonstop2h 23m
Frontier
Sun 6/2810:29 am
DEN
- BOI
Nonstop2h 01m
Frontier
Deal found 6/7![Frontier logo]()
$188
This Expedia deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” 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 7/71:24 pm
BOI
- DEN
Nonstop2h 06m
Frontier
Tue 7/1410:29 am
DEN
- BOI
Nonstop2h 00m
Frontier
Deal found 6/9![Frontier logo]()
$189
This Expedia deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” 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 7/281:24 pm
BOI
- DEN
Nonstop2h 06m
Frontier
Thu 7/3010:29 am
DEN
- BOI
Nonstop2h 00m
Frontier
Deal found 6/9![Frontier logo]()
$191
This Super.com deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” 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.
Thu 7/912:20 pm
PDX
- DEN
Nonstop2h 43m
Frontier
Tue 7/142:50 pm
DEN
- PDX
Nonstop2h 41m
Frontier
Deal found 6/6![Frontier logo]()
$195
This Cheapflightsfares deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” 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 7/1112:20 pm
PDX
- DEN
Nonstop2h 43m
Frontier
Tue 7/142:50 pm
DEN
- PDX
Nonstop2h 41m
Frontier
Deal found 6/9![Frontier logo]()
$196
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 June 11, 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 June 11, 2026.
This United Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” 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 8/66:50 pm
PDX
- DEN
Nonstop2h 39m
United Airlines
Sun 8/99:30 pm
DEN
- PDX
Nonstop2h 43m
United Airlines
Deal found 6/10![United Airlines logo]()
$223
This Delta deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” 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 9/81:15 pm
BOI
- DEN
1 stop5h 55m
Delta
Sat 9/1212:45 pm
DEN
- BOI
1 stop4h 03m
Delta
Deal found 6/10![Delta logo]()
$229
This Southwest deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” 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 8/182:20 pm
BOI
- DEN
2 stops7h 00m
Southwest
Sat 8/225:45 am
DEN
- BOI
2 stops7h 15m
Southwest
Deal found 6/9![Southwest logo]()
$241
This Alaska Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” 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 11/23:00 pm
PDX
- DEN
1 stop6h 50m
Alaska Airlines
Tue 11/37:00 am
DEN
- PDX
1 stop5h 19m
Alaska Airlines
Deal found 6/10![Alaska Airlines logo]()
$247
This Delta deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” 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 8/139:45 am
PDX
- DEN
1 stop4h 17m
Delta
Sun 8/166:20 am
DEN
- PDX
1 stop5h 22m
Delta
Deal found 6/9![Delta logo]()
$243
This Alaska Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” 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 10/244:00 pm
RDM
- DEN
1 stop4h 36m
Alaska Airlines
Tue 10/273:04 pm
DEN
- RDM
1 stop4h 24m
Alaska Airlines
Deal found 6/10![Alaska Airlines logo]()
$249
This Southwest deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” 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 10/811:45 am
BOI
- DEN
Nonstop1h 45m
Southwest
Wed 10/142:00 pm
DEN
- BOI
Nonstop2h 00m
Southwest
Deal found 6/9![Southwest logo]()
$254
This Delta deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” 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.
Mon 8/175:54 pm
PDX
- DEN
1 stop5h 04m
Delta
Mon 8/316:20 am
DEN
- PDX
1 stop5h 22m
Delta
Deal found 6/9![Delta logo]()
$243
This United Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” 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 8/205:00 am
RDM
- DEN
Nonstop2h 32m
United Airlines
Mon 8/2411:15 am
DEN
- RDM
Nonstop2h 35m
United Airlines
Deal found 6/10![United Airlines logo]()
$269
This Southwest deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” 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 8/72:55 pm
BOI
- DEN
Nonstop1h 50m
Southwest
Mon 8/106:25 am
DEN
- BOI
1 stop6h 50m
Southwest
Deal found 6/8![Southwest logo]()
$261
This Delta deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” 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 8/51:44 pm
EUG
- DEN
1 stop5h 17m
Delta
Tue 8/116:20 am
DEN
- EUG
1 stop7h 44m
Delta
Deal found 6/10![Delta logo]()
$247
This United Airlines deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” 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 9/261:52 pm
RDM
- DEN
1 stop7h 23m
United Airlines
Fri 10/27:25 pm
DEN
- RDM
Nonstop2h 36m
United Airlines
Deal found 6/9![United Airlines logo]()
$279
This Alaska Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” 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 7/67:20 am
PDX
- DEN
Nonstop2h 43m
Alaska Airlines
Thu 7/97:05 pm
DEN
- PDX
Nonstop2h 45m
Alaska Airlines
Deal found 6/10![Alaska Airlines logo]()
$287
This Southwest deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” 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 7/216:00 am
BOI
- DEN
2 stops6h 35m
Southwest
Tue 7/288:55 pm
DEN
- BOI
Nonstop2h 05m
Southwest
Deal found 6/10![Southwest logo]()
$278
This United Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” 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 8/45:00 am
RDM
- DEN
Nonstop2h 28m
United Airlines
Sun 8/95:15 am
DEN
- RDM
1 stop7h 57m
United Airlines
Deal found 6/10![United Airlines logo]()
$279
This Delta deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” 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 7/315:50 pm
PDX
- DEN
1 stop4h 54m
Delta
Tue 8/46:20 am
DEN
- PDX
1 stop5h 22m
Delta
Deal found 6/10![Delta logo]()
$255
This Alaska Airlines deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” 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 7/104:00 pm
RDM
- DEN
1 stop4h 40m
Alaska Airlines
Mon 7/136:00 am
DEN
- RDM
1 stop7h 25m
Alaska Airlines
Deal found 6/8![Alaska Airlines logo]()
$288
This United Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” 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 8/215:00 am
RDM
- DEN
Nonstop2h 32m
United Airlines
Wed 9/21:30 pm
DEN
- RDM
1 stop5h 58m
United Airlines
Deal found 6/11![United Airlines logo]()
$279
This Alaska Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” 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 10/234:41 pm
MFR
- DEN
1 stop6h 11m
Alaska Airlines
Tue 10/279:45 am
DEN
- MFR
1 stop7h 06m
Alaska Airlines
Deal found 6/10![Alaska Airlines logo]()
$294
This Southwest deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” 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 8/2812:20 pm
EUG
- DEN
Nonstop2h 25m
Southwest
Mon 8/319:05 am
DEN
- EUG
Nonstop2h 35m
Southwest
Deal found 6/10![Southwest logo]()
$302
This Delta deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” 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.
Sun 8/25:45 am
PDX
- DEN
1 stop5h 02m
Delta
Thu 8/65:35 am
DEN
- PDX
1 stop4h 02m
Delta
Deal found 6/9![Delta logo]()
$275
This United Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” 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 7/115:00 am
BOI
- DEN
Nonstop2h 05m
United Airlines
Wed 7/157:28 pm
DEN
- BOI
Nonstop2h 01m
United Airlines
Deal found 6/10![United Airlines logo]()
$280
This Southwest deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” 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 9/119:05 am
BOI
- DEN
2 stops6h 30m
Southwest
Sun 9/139:10 pm
DEN
- BOI
Nonstop1h 55m
Southwest
Deal found 6/8![Southwest logo]()
$305
This United Airlines deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” 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 7/151:59 pm
EUG
- DEN
1 stop6h 29m
United Airlines
Wed 8/57:35 pm
DEN
- EUG
Nonstop2h 46m
United Airlines
Deal found 6/9![United Airlines logo]()
$280
This Delta deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” 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 7/156:13 am
RDM
- DEN
1 stop4h 49m
Delta
Sun 7/196:30 am
DEN
- RDM
1 stop7h 15m
Delta
Deal found 6/10![Delta logo]()
$289
This Alaska Airlines deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” 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.
Thu 8/62:37 pm
EUG
- DEN
1 stop7h 53m
Alaska Airlines
Mon 8/108:40 am
DEN
- EUG
1 stop5h 21m
Alaska Airlines
Deal found 6/7![Alaska Airlines logo]()
$339
This Delta deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” 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 8/216:15 am
RDM
- DEN
1 stop5h 11m
Delta
Tue 8/256:43 pm
DEN
- RDM
1 stop5h 15m
Delta
Deal found 6/10![Delta logo]()
$289
This United Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” 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 7/36:30 am
BOI
- DEN
Nonstop1h 59m
United Airlines
Thu 8/67:28 pm
DEN
- BOI
Nonstop2h 01m
United Airlines
Deal found 6/10![United Airlines logo]()
$293
This Southwest deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” 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 7/710:25 am
PDX
- DEN
1 stop7h 50m
Southwest
Sat 7/114:10 pm
DEN
- PDX
2 stops6h 50m
Southwest
Deal found 6/10![Southwest logo]()
$337
This Alaska Airlines deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” 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 10/245:10 am
MFR
- DEN
2 stops11h 52m
Alaska Airlines
Tue 10/279:45 am
DEN
- MFR
1 stop7h 06m
Alaska Airlines
Deal found 6/6![Alaska Airlines logo]()
$341
Last-minute flights from Oregon to DenverDiscover last-minute flight deals from Oregon to Denver. Data last updated June 11, 2026 and is based on user searches.
Discover last-minute flight deals from Oregon to Denver. Data last updated June 11, 2026 and is based on user searches.
This Expedia deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/251:25 pm
BOI
- DEN
Nonstop2h 23m
Frontier
Sun 6/2810:29 am
DEN
- BOI
Nonstop2h 01m
Frontier
Deal found 6/7![Frontier logo]()
$188
This Expedia deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” 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 7/71:24 pm
BOI
- DEN
Nonstop2h 06m
Frontier
Tue 7/1410:29 am
DEN
- BOI
Nonstop2h 00m
Frontier
Deal found 6/9![Frontier logo]()
$189
This Frontier deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” 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 7/91:24 pm
BOI
- DEN
Nonstop2h 06m
Frontier
Tue 7/1410:29 am
DEN
- BOI
Nonstop2h 00m
Frontier
Deal found 6/6![Frontier logo]()
$178
This Super.com deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” 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.
Thu 7/912:20 pm
PDX
- DEN
Nonstop2h 43m
Frontier
Tue 7/142:50 pm
DEN
- PDX
Nonstop2h 41m
Frontier
Deal found 6/6![Frontier logo]()
$195
This Cheapflightsfares deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” 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 7/1112:20 pm
PDX
- DEN
Nonstop2h 43m
Frontier
Tue 7/142:50 pm
DEN
- PDX
Nonstop2h 41m
Frontier
Deal found 6/9![Frontier logo]()
$196
This Gotogate deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/161:24 pm
BOI
- DEN
Nonstop2h 06m
Frontier
Sun 7/1910:29 am
DEN
- BOI
Nonstop2h 00m
Frontier
Deal found 6/7![Frontier logo]()
$182
This Expedia deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” 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 7/211:24 pm
BOI
- DEN
Nonstop2h 06m
Frontier
Tue 7/2810:29 am
DEN
- BOI
Nonstop2h 00m
Frontier
Deal found 6/10![Frontier logo]()
$174
This Frontier deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” 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 7/231:24 pm
BOI
- DEN
Nonstop2h 06m
Frontier
Tue 7/2810:29 am
DEN
- BOI
Nonstop2h 00m
Frontier
Deal found 6/6![Frontier logo]()
$173
This Frontier deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” 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 7/231:24 pm
BOI
- DEN
Nonstop2h 06m
Frontier
Sun 7/2610:29 am
DEN
- BOI
Nonstop2h 00m
Frontier
Deal found 6/7![Frontier logo]()
$198
This Booking.com deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” 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.
Fri 7/2412:20 pm
PDX
- DEN
Nonstop2h 43m
Frontier
Mon 7/273:08 pm
DEN
- PDX
Nonstop2h 43m
Frontier
Deal found 6/8![Frontier logo]()
$197
This Expedia deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” 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 7/281:24 pm
BOI
- DEN
Nonstop2h 06m
Frontier
Thu 7/3010:29 am
DEN
- BOI
Nonstop2h 00m
Frontier
Deal found 6/9![Frontier logo]()
$191
This Frontier deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” 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 7/295:21 pm
PDX
- DEN
Nonstop2h 43m
Frontier
Sat 8/13:08 pm
DEN
- PDX
Nonstop2h 43m
Frontier
Deal found 6/9![Frontier logo]()
$198
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 June 11, 2026.
Search for one-way flight options from Oregon to Denver. Find affordable one-way fares based on user searches. Data last updated June 11, 2026.
This Frontier deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” 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 8/41:24 pm
BOI
- DEN
Nonstop2h 06m
Frontier
Deal found 6/10![Frontier logo]()
$51
This Frontier deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” 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 9/31:04 pm
BOI
- DEN
Nonstop2h 05m
Frontier
Deal found 6/9![Frontier logo]()
$71
This Priceline deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” 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 6/301:25 pm
BOI
- DEN
Nonstop2h 23m
Frontier
Deal found 6/6![Frontier logo]()
$74
This Priceline deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” 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.
Thu 8/61:24 pm
BOI
- DEN
Nonstop2h 06m
Frontier
Deal found 6/10![Frontier logo]()
$77
This Frontier deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” 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 9/11:04 pm
BOI
- DEN
Nonstop2h 05m
Frontier
Deal found 6/7![Frontier logo]()
$84
This Frontier deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” 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 7/71:24 pm
BOI
- DEN
Nonstop2h 06m
Frontier
Deal found 6/10![Frontier logo]()
$87
This Frontier deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” 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 7/301:24 pm
BOI
- DEN
Nonstop2h 06m
Frontier
Deal found 6/7![Frontier logo]()
$89
This CheapOair deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/145:49 pm
PDX
- DEN
Nonstop2h 39m
Alaska Airlines
Deal found 6/10![Alaska Airlines logo]()
$109
This Kiwi.com deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” 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 7/2312:20 pm
PDX
- DEN
Nonstop2h 43m
Frontier
Deal found 6/9![Frontier logo]()
$110
This Alaska Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” 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.
Thu 8/66:04 pm
PDX
- DEN
Nonstop2h 36m
Alaska Airlines
Deal found 6/11![Alaska Airlines logo]()
$112
This Southwest deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” 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 8/181:40 pm
EUG
- DEN
Nonstop2h 30m
Southwest
Deal found 6/10![Southwest logo]()
$114
This United Airlines deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/243:43 pm
PDX
- DEN
1 stop6h 59m
United Airlines
Deal found 6/9![United Airlines logo]()
$117
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 June 11, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $173 (Frontier) |
One-way from | $51 (Frontier) |
Popular in | March |
Cheapest in | August |
Average price | $281 |
Good round-trip deal | $300 or less |
Good one-way deal | $172 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 June 11, 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 8/6
6:50 pm-10:29 pm
Nonstop2h 39m
Denver Intl
Sun 8/9
9:30 pm-11:13 pm
Nonstop2h 43m
$223
BoiseDenver
BOI - DEN
BOIDEN
Boise Air Term. Gowen Fld
Tue 9/8
1:15 pm-7:10 pm
1 stop5h 55m
Denver Intl
Sat 9/12
12:45 pm-4:48 pm
1 stop4h 03m
$229
BoiseDenver
BOI - DEN
BOIDEN
Boise Air Term. Gowen Fld
Tue 8/18
2:20 pm-9:20 pm
2 stops7h 00m
Denver Intl
Sat 8/22
5:45 am-1:00 pm
2 stops7h 15m
$241
PortlandDenver
PDX - DEN
PDXDEN
Portland
Thu 8/13
9:45 am-3:02 pm
1 stop4h 17m
Denver Intl
Sun 8/16
6:20 am-10:42 am
1 stop5h 22m
$243
PortlandDenver
PDX - DEN
PDXDEN
Portland
Mon 8/17
5:54 pm-11:58 pm
1 stop5h 04m
Denver Intl
Mon 8/31
6:20 am-10:42 am
1 stop5h 22m
$243
PortlandDenver
PDX - DEN
PDXDEN
Portland
Mon 11/2
3:00 pm-10:50 pm
1 stop6h 50m
Denver Intl
Tue 11/3
7:00 am-11:19 am
1 stop5h 19m
$247
EugeneDenver
EUG - DEN
EUGDEN
Eugene
Wed 8/5
1:44 pm-8:01 pm
1 stop5h 17m
Denver Intl
Tue 8/11
6:20 am-1:04 pm
1 stop7h 44m
$247
RedmondDenver
RDM - DEN
RDMDEN
Bend/Redmond
Sat 10/24
4:00 pm-9:36 pm
1 stop4h 36m
Denver Intl
Tue 10/27
3:04 pm-6:28 pm
1 stop4h 24m
$249
Quickest round-trip
BoiseDenver
BOI - DEN
BOIDEN
Boise Air Term. Gowen Fld
Thu 10/8
11:45 am-1:30 pm
Nonstop1h 45m
Denver Intl
Wed 10/14
2:00 pm-4:00 pm
Nonstop2h 00m
$254
PortlandDenver
PDX - DEN
PDXDEN
Portland
Fri 7/31
5:50 pm-11:44 pm
1 stop4h 54m
Denver Intl
Tue 8/4
6:20 am-10:42 am
1 stop5h 22m
$255
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
EUG-DEN
RDM-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
EUG-DEN
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 April is currently the most expensive (average of $588). 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 June 11, 2026.
It’s optimal to fly from Oregon to Denver in the afternoon. By choosing this option you can save up to 30% on the cost of your flight, compared to a flight in the morning.
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 June 11, 2026.
The most flights from USOR to DEN are scheduled on a Wednesday (23 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (4 on average).
How much does it cost to fly round-trip from Oregon to Denver?
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 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 June 8, 2026.
Travelers seeking maximum savings on their Oregon to Denver flight should consider departing on Thursday evenings when fares are most often at their lowest. Wednesday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
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
Westminster
Lakewood
Centennial
Broomfield
Golden
Greeley
Fort Morgan
Lone Tree
Wheat Ridge
Silverthorne
Central City
Cripple Creek
Winter Park
Manitou Springs
Frisco
Englewood
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
Complete your trip
Denver flight routes
Flights by cabin class
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Popular flights
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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 June 11, 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 June 11, 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 7 airlines flying from Oregon to Denver
Discover the top 7 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 June 11, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$56 | Average$159 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$88 | Average$249 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$98 | Average$207 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$126 | Average$244 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$140 | Average$322 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$147 | Average$301 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$147 | Average$349 | FlexibilityNo cancel fee | On-time69% |