$175+ Cheap flights from Denver to Portland, ME (DEN - PWM)
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 6/9. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — PWM
Jun 12 — Jun 191
Round-trip
1 adult, Economy
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Find cheap flights from Denver to Portland 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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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Denver Intl to Portland are usually found in January or November, booked 42 days in advance, depart on a Thursday or Friday and return on a Friday
Cheap flight deals from Denver to Portland
Cheapest
Best
Last-minute
One-way
Cheapest flights from Denver to PortlandExplore the most affordable flight options available from Denver to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 13, 2026.
Explore the most affordable flight options available from Denver to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 13, 2026.
This Kiwi.com deal was found by Cheapflights users on 5/12. Clicking the “Pick Dates” 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 9/137:00 am
DEN
- PWM
1 stop5h 51m
Multiple Airlines
Tue 9/155:09 pm
PWM
- DEN
1 stop23h 43m
Multiple Airlines
Deal found 5/12![Multiple Airlines logo]()
$357
This Delta deal was found by Cheapflights users on 5/12. Clicking the “Pick Dates” 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 9/126:45 am
DEN
- PWM
2 stops8h 15m
Delta
Wed 9/166:30 am
PWM
- DEN
2 stops13h 28m
Delta
Deal found 5/12![Delta logo]()
$359
This Southwest deal was found by Cheapflights users on 5/12. Clicking the “Pick Dates” 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 7/38:50 pm
DEN
- PWM
1 stop12h 05m
Southwest
Tue 7/143:45 pm
PWM
- DEN
2 stops9h 05m
Southwest
Deal found 5/12![Southwest logo]()
$360
This United Airlines deal was found by Cheapflights users on 5/12. Clicking the “Pick Dates” 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 9/1111:59 pm
DEN
- PWM
1 stop7h 23m
United Airlines
Fri 9/2510:45 am
PWM
- DEN
1 stop6h 52m
United Airlines
Deal found 5/12![United Airlines logo]()
$368
This American Airlines deal was found by Cheapflights users on 5/12. Clicking the “Pick Dates” 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.
Sat 8/157:00 am
DEN
- PWM
1 stop6h 27m
American Airlines
Sat 8/227:27 am
PWM
- DEN
1 stop7h 36m
American Airlines
Deal found 5/12![American Airlines logo]()
$369
This Kiwi.com deal was found by Cheapflights users on 5/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/611:54 pm
DEN
- PWM
2 stops17h 22m
Multiple Airlines
Sat 6/1312:58 pm
PWM
- DEN
1 stop24h 39m
Multiple Airlines
Deal found 5/11![Multiple Airlines logo]()
$372
This American Airlines deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/106:38 am
DEN
- PWM
1 stop8h 28m
American Airlines
Sat 6/135:17 pm
PWM
- DEN
2 stops9h 00m
American Airlines
Deal found 5/13![American Airlines logo]()
$374
This United Airlines deal was found by Cheapflights users on 5/12. Clicking the “Pick Dates” 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 6/3011:59 pm
DEN
- PWM
1 stop7h 12m
United Airlines
Tue 7/147:16 pm
PWM
- DEN
1 stop7h 14m
United Airlines
Deal found 5/12![United Airlines logo]()
$376
This Kiwi.com deal was found by Cheapflights users on 5/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/202:41 pm
DEN
- PWM
1 stop29h 57m
Multiple Airlines
Mon 8/247:00 am
PWM
- DEN
1 stop16h 43m
Multiple Airlines
Deal found 5/12![Multiple Airlines logo]()
$378
This Delta deal was found by Cheapflights users on 5/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/2312:45 am
DEN
- PWM
2 stops11h 28m
Delta
Thu 9/106:00 am
PWM
- DEN
1 stop10h 07m
Delta
Deal found 5/11![Delta logo]()
$379
This Delta deal was found by Cheapflights users on 5/12. Clicking the “Pick Dates” 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 9/1512:00 pm
DEN
- PWM
2 stops9h 11m
Delta
Wed 9/166:30 am
PWM
- DEN
2 stops13h 28m
Delta
Deal found 5/12![Delta logo]()
$380
This American Airlines deal was found by Cheapflights users on 5/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/311:59 pm
DEN
- PWM
1 stop7h 47m
American Airlines
Sat 7/116:00 pm
PWM
- DEN
1 stop7h 01m
American Airlines
Deal found 5/12![American Airlines logo]()
$383
Best flights from Denver to PortlandDiscover carefully curated flight deals from Denver to Portland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 13, 2026.
Discover carefully curated flight deals from Denver to Portland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 13, 2026.
This Southwest deal was found by Cheapflights users on 5/12. Clicking the “Pick Dates” 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 8/2511:10 am
DEN
- PWM
2 stops8h 00m
Southwest
Tue 9/110:30 am
PWM
- DEN
2 stops8h 50m
Southwest
Deal found 5/12![Southwest logo]()
$359
This Delta deal was found by Cheapflights users on 5/12. Clicking the “Pick Dates” 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 7/161:10 pm
DEN
- PWM
1 stop8h 04m
Delta
Wed 7/226:57 pm
PWM
- DEN
1 stop7h 26m
Delta
Deal found 5/12![Delta logo]()
$374
This United Airlines deal was found by Cheapflights users on 5/10. 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 9/229:45 am
DEN
- PWM
Nonstop3h 58m
United Airlines
Tue 9/293:36 pm
PWM
- DEN
Nonstop4h 37m
United Airlines
Deal found 5/10![United Airlines logo]()
$422
This Delta deal was found by Cheapflights users on 5/12. Clicking the “Pick Dates” 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 7/152:10 pm
DEN
- PWM
1 stop7h 04m
Delta
Wed 7/226:57 pm
PWM
- DEN
1 stop7h 26m
Delta
Deal found 5/12![Delta logo]()
$384
This Southwest deal was found by Cheapflights users on 5/12. Clicking the “Pick Dates” 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 8/2812:10 pm
DEN
- PWM
2 stops8h 15m
Southwest
Wed 9/25:45 am
PWM
- DEN
2 stops11h 05m
Southwest
Deal found 5/12![Southwest logo]()
$393
This United Airlines deal was found by Cheapflights users on 5/11. 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.
Thu 5/289:54 am
DEN
- PWM
Nonstop3h 55m
United Airlines
Wed 6/33:31 pm
PWM
- DEN
Nonstop4h 39m
United Airlines
Deal found 5/11![United Airlines logo]()
$466
This Southwest deal was found by Cheapflights users on 5/12. Clicking the “Pick Dates” 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 7/2911:20 am
DEN
- PWM
2 stops9h 35m
Southwest
Fri 8/75:55 am
PWM
- DEN
2 stops7h 30m
Southwest
Deal found 5/12![Southwest logo]()
$427
This Delta deal was found by Cheapflights users on 5/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/101:10 pm
DEN
- PWM
1 stop8h 04m
Delta
Fri 7/176:00 am
PWM
- DEN
1 stop6h 58m
Delta
Deal found 5/11![Delta logo]()
$454
This United Airlines deal was found by Cheapflights users on 5/11. 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.
Sat 6/203:50 pm
DEN
- PWM
1 stop6h 01m
United Airlines
Sat 6/277:16 pm
PWM
- DEN
1 stop7h 14m
United Airlines
Deal found 5/11![United Airlines logo]()
$470
This United Airlines deal was found by Cheapflights users on 5/12. Clicking the “Pick Dates” 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 8/259:53 am
DEN
- PWM
Nonstop3h 58m
United Airlines
Sat 8/295:15 am
PWM
- DEN
1 stop6h 54m
United Airlines
Deal found 5/12![United Airlines logo]()
$474
This Southwest deal was found by Cheapflights users on 5/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/171:30 pm
DEN
- PWM
1 stop6h 00m
Southwest
Mon 6/225:20 pm
PWM
- DEN
2 stops8h 20m
Southwest
Deal found 5/11![Southwest logo]()
$482
This United Airlines deal was found by Cheapflights users on 5/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/3011:59 pm
DEN
- PWM
1 stop8h 08m
United Airlines
Wed 6/35:15 am
PWM
- DEN
2 stops9h 11m
United Airlines
Deal found 5/8![United Airlines logo]()
$489
Last-minute flights from Denver to PortlandDiscover last-minute flight deals from Denver to Portland. Data last updated May 13, 2026 and is based on user searches.
Discover last-minute flight deals from Denver to Portland. Data last updated May 13, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” 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 5/2912:25 pm
DEN
- PWM
1 stop8h 44m
Delta
Mon 6/86:57 pm
PWM
- DEN
1 stop7h 25m
Delta
Deal found 5/13![Delta logo]()
$384
This Delta deal was found by Cheapflights users on 5/12. Clicking the “Pick Dates” 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 5/2910:27 am
DEN
- PWM
2 stops10h 42m
Delta
Tue 6/22:05 pm
PWM
- DEN
2 stops11h 36m
Delta
Deal found 5/12![Delta logo]()
$394
This American Airlines deal was found by Cheapflights users on 5/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/11:57 pm
DEN
- PWM
1 stop6h 50m
American Airlines
Fri 6/125:36 pm
PWM
- DEN
1 stop8h 19m
American Airlines
Deal found 5/8![American Airlines logo]()
$383
This Delta deal was found by Cheapflights users on 5/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/512:25 pm
DEN
- PWM
2 stops10h 18m
Delta
Tue 6/912:40 pm
PWM
- DEN
2 stops12h 51m
Delta
Deal found 5/11![Delta logo]()
$359
This Southwest deal was found by Cheapflights users on 5/8. 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 6/512:50 pm
DEN
- PWM
2 stops9h 15m
Southwest
Fri 6/127:40 am
PWM
- DEN
1 stop5h 50m
Southwest
Deal found 5/8![Southwest logo]()
$388
This United Airlines deal was found by Cheapflights users on 5/12. Clicking the “Pick Dates” 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 6/51:53 pm
DEN
- PWM
1 stop7h 58m
United Airlines
Tue 6/93:31 pm
PWM
- DEN
Nonstop4h 39m
United Airlines
Deal found 5/12![United Airlines logo]()
$395
This Kiwi.com deal was found by Cheapflights users on 5/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/611:54 pm
DEN
- PWM
2 stops17h 22m
Multiple Airlines
Sat 6/1312:58 pm
PWM
- DEN
1 stop24h 39m
Multiple Airlines
Deal found 5/11![Multiple Airlines logo]()
$372
This American Airlines deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/106:38 am
DEN
- PWM
1 stop8h 28m
American Airlines
Sat 6/135:17 pm
PWM
- DEN
2 stops9h 00m
American Airlines
Deal found 5/13![American Airlines logo]()
$374
This Delta deal was found by Cheapflights users on 5/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/1010:58 am
DEN
- PWM
2 stops11h 54m
Delta
Mon 6/156:57 pm
PWM
- DEN
1 stop7h 25m
Delta
Deal found 5/11![Delta logo]()
$379
This American Airlines deal was found by Cheapflights users on 5/12. Clicking the “Pick Dates” 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 6/166:38 am
DEN
- PWM
1 stop8h 28m
American Airlines
Fri 6/195:58 pm
PWM
- DEN
1 stop7h 01m
American Airlines
Deal found 5/12![American Airlines logo]()
$393
This United Airlines deal was found by Cheapflights users on 5/12. Clicking the “Pick Dates” 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 6/3011:59 pm
DEN
- PWM
1 stop7h 12m
United Airlines
Tue 7/147:16 pm
PWM
- DEN
1 stop7h 14m
United Airlines
Deal found 5/12![United Airlines logo]()
$376
One-way flights from Denver to PortlandSearch for one-way flight options from Denver to Portland. Find affordable one-way fares based on user searches. Data last updated May 13, 2026.
Search for one-way flight options from Denver to Portland. Find affordable one-way fares based on user searches. Data last updated May 13, 2026.
This Southwest deal was found by Cheapflights users on 5/9. 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 6/911:50 pm
DEN
- PWM
1 stop8h 05m
Southwest
Deal found 5/9![Southwest logo]()
$175
This Kiwi.com deal was found by Cheapflights users on 5/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/611:54 pm
DEN
- PWM
2 stops17h 22m
Multiple Airlines
Deal found 5/12![Multiple Airlines logo]()
$177
This Southwest deal was found by Cheapflights users on 5/12. Clicking the “Pick Dates” 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 7/38:50 pm
DEN
- PWM
1 stop12h 05m
Southwest
Deal found 5/12![Southwest logo]()
$180
This United Airlines deal was found by Cheapflights users on 5/9. 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.
Tue 7/286:13 am
DEN
- PWM
1 stop6h 21m
United Airlines
Deal found 5/9![United Airlines logo]()
$185
This American Airlines deal was found by Cheapflights users on 5/12. Clicking the “Pick Dates” 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 7/2810:38 am
DEN
- PWM
2 stops9h 59m
American Airlines
Deal found 5/12![American Airlines logo]()
$190
This Kiwi.com deal was found by Cheapflights users on 5/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/55:00 pm
DEN
- PWM
3 stops48h 16m
Multiple Airlines
Deal found 5/10![Multiple Airlines logo]()
$195
This Kiwi.com deal was found by Cheapflights users on 5/9. 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.
Tue 6/210:00 am
DEN
- PWM
2 stops28h 16m
Multiple Airlines
Deal found 5/9![Multiple Airlines logo]()
$202
This American Airlines deal was found by Cheapflights users on 5/12. Clicking the “Pick Dates” 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.
Mon 7/2711:55 pm
DEN
- PWM
1 stop8h 36m
American Airlines
Deal found 5/12![American Airlines logo]()
$209
This Southwest deal was found by Cheapflights users on 5/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/295:45 am
DEN
- PWM
1 stop6h 25m
Southwest
Deal found 5/11![Southwest logo]()
$210
Find flight deals from Denver to Portland
Discover tips and strategies to find the most affordable flight options for your journey from Denver (DEN) to Portland (PWM). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated May 13, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $357 (Kiwi.com) |
One-way from | $175 (Southwest) |
Popular in | May |
Cheapest in | January |
Average price | $518 |
Good round-trip deal | $551 or less |
Good one-way deal | $296 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Denver to Portland that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated May 13, 2026.
Use the filters below to find and compare flights from Denver to Portland that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
DenverPortland
DEN - PWM
DENPWM
Denver Intl
Tue 8/25
11:10 am-9:10 pm
2 stops8h 00m
Portland
Tue 9/1
10:30 am-5:20 pm
2 stops8h 50m
$359
DenverPortland
DEN - PWM
DENPWM
Denver Intl
Thu 7/16
1:10 pm-11:14 pm
1 stop8h 04m
Portland
Wed 7/22
6:57 pm-12:23 am
1 stop7h 26m
$374
DenverPortland
DEN - PWM
DENPWM
Denver Intl
Wed 7/15
2:10 pm-11:14 pm
1 stop7h 04m
Portland
Wed 7/22
6:57 pm-12:23 am
1 stop7h 26m
$384
DenverPortland
DEN - PWM
DENPWM
Denver Intl
Fri 8/28
12:10 pm-10:25 pm
2 stops8h 15m
Portland
Wed 9/2
5:45 am-2:50 pm
2 stops11h 05m
$393
DenverPortland
DEN - PWM
DENPWM
Denver Intl
Tue 9/22
9:45 am-3:43 pm
Nonstop3h 58m
Portland
Tue 9/29
3:36 pm-6:13 pm
Nonstop4h 37m
$422
DenverPortland
DEN - PWM
DENPWM
Denver Intl
Wed 7/29
11:20 am-10:55 pm
2 stops9h 35m
Portland
Fri 8/7
5:55 am-11:25 am
2 stops7h 30m
$427
DenverPortland
DEN - PWM
DENPWM
Denver Intl
Fri 7/10
1:10 pm-11:14 pm
1 stop8h 04m
Portland
Fri 7/17
6:00 am-10:58 am
1 stop6h 58m
$454
Quickest round-trip
DenverPortland
DEN - PWM
DENPWM
Denver Intl
Thu 5/28
9:54 am-3:49 pm
Nonstop3h 55m
Portland
Wed 6/3
3:31 pm-6:10 pm
Nonstop4h 39m
$466
DenverPortland
DEN - PWM
DENPWM
Denver Intl
Sat 6/20
3:50 pm-11:51 pm
1 stop6h 01m
Portland
Sat 6/27
7:16 pm-12:30 am
1 stop7h 14m
$470
DenverPortland
DEN - PWM
DENPWM
Denver Intl
Tue 8/25
9:53 am-3:51 pm
Nonstop3h 58m
Portland
Sat 8/29
5:15 am-10:09 am
1 stop6h 54m
$474
Showing 1-10 of 24 resultsSorted by cheapest first
Compare providers for flights from Denver to Portland
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Denver to Portland in May.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Denver-Portland, Maine flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Denver-Portland, Maine flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Denver-Portland, Maine flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Denver-Portland, Maine flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Denver-Portland, Maine flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Denver to Portland
Have a flexible travel schedule? Discover the best time to fly to Portland from Denver with our price prediction graph.
DEN-PWM
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 Denver to Portland
Prices
Airlines
How far ahead should I book a flight from Denver to Portland, Maine?
Booking 41 days in advance of your planned departure date is, on average, the best time to get cheap flights from Denver to Portland, Maine. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from Denver to Portland, Maine?
Currently, January is the cheapest month in which you can book a flight from Denver to Portland, Maine (average of $363). Flying from Denver to Portland, Maine in May is currently the most expensive (average of $518). 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 DEN to PWM?
Find hourly flight availability from Denver to Portland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 13, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Denver to Portland, Maine as you normally would.
Reviews of airlines servicing Portland
Get insights into the airlines that provide service to Portland. 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 Portland. Reviews last updated May 13, 2026.
Peruse reviews from past customers who have flown with Southwest,Delta, andUnited Airlines from Denver to Portland to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.5
Boarding
8.1
Overall
7.9
Crew
8.6
Comfort
8.0
Food
7.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Entertainment
7.5
Boarding
8.1
Overall
7.9
Crew
8.6
Comfort
8.0
Food
7.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Entertainment
7.5
Boarding
8.1
Overall
7.9
Crew
8.6
Comfort
8.0
Food
7.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Entertainment
7.5
Boarding
8.1
Overall
7.9
Crew
8.6
Comfort
8.0
Food
7.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Entertainment
7.5
Boarding
8.1
Overall
7.9
Crew
8.6
Comfort
8.0
Food
7.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Related info for your journey
Find useful and relevant information for your journey from Denver to Portland. 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 Portland?
Book flights to Portland if you plan to visit one of these locationsNorth Conway
Brunswick
Lewiston
Conway
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Search flights from Denver to Portland by cabin class
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Denver and Portland flights
Browse other Denver and Portland flight options. Last updated on May 13, 2026.
Other flights from Denver
Browse through other flights departing from Denver. Flights are based on user searches made on Cheapflights and were last updated on May 13, 2026.
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Other flights to Portland
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Top 4 airlines flying from Denver to Portland
Discover the top 4 airlines that operate flights from Denver to Portland. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated May 13, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$168 | Average$296 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$179 | Average$386 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$277 | Average$438 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$288 | Average$544 | FlexibilityNo cancel fee | On-time69% |