$142+ 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 7/4. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — PWM
Jul 23 — Jul 301
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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
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 89 days in advance, depart on a Thursday or Friday and return on a Friday
Cheap flight deals from Denver to Portland
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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 June 23, 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 June 23, 2026.
This Expedia deal was found by Cheapflights users on 6/20. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/2411:37 pm
DEN
- PWM
2 stops10h 53m
JetBlue
Sun 8/306:00 am
PWM
- DEN
1 stop9h 11m
JetBlue
Deal found 6/20![JetBlue logo]()
$377
This Delta deal was found by Cheapflights users on 6/22. 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.
Wed 7/156:35 am
DEN
- PWM
1 stop16h 24m
Delta
Tue 7/216:59 pm
PWM
- DEN
1 stop7h 24m
Delta
Deal found 6/22![Delta logo]()
$382
This American Airlines deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/2011:55 pm
DEN
- PWM
1 stop8h 36m
American Airlines
Thu 7/306:01 pm
PWM
- DEN
1 stop7h 08m
American Airlines
Deal found 6/23![American Airlines logo]()
$383
This Delta deal was found by Cheapflights users on 6/22. 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.
Tue 7/71:10 pm
DEN
- PWM
1 stop8h 04m
Delta
Mon 7/136:59 pm
PWM
- DEN
1 stop7h 24m
Delta
Deal found 6/22![Delta logo]()
$384
This Southwest deal was found by Cheapflights users on 6/23. 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.
Mon 9/142:25 pm
DEN
- PWM
1 stop6h 00m
Southwest
Thu 9/1710:30 am
PWM
- DEN
2 stops9h 15m
Southwest
Deal found 6/23![Southwest logo]()
$386
This American Airlines deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/1511:59 pm
DEN
- PWM
1 stop9h 14m
American Airlines
Sat 8/223:06 pm
PWM
- DEN
2 stops9h 09m
American Airlines
Deal found 6/23![American Airlines logo]()
$388
This Delta deal was found by Cheapflights users on 6/22. 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.
Wed 7/89:39 am
DEN
- PWM
2 stops11h 51m
Delta
Mon 7/136:59 pm
PWM
- DEN
1 stop7h 24m
Delta
Deal found 6/22![Delta logo]()
$389
This Southwest deal was found by Cheapflights users on 6/22. 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.
Sat 7/47:40 am
DEN
- PWM
1 stop9h 30m
Southwest
Sat 7/115:35 am
PWM
- DEN
1 stop7h 45m
Southwest
Deal found 6/22![Southwest logo]()
$391
This Kiwi.com deal was found by Cheapflights users on 6/21. 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 8/202:52 pm
DEN
- PWM
1 stop29h 46m
Multiple Airlines
Tue 8/254:44 pm
PWM
- DEN
2 stops31h 26m
Multiple Airlines
Deal found 6/21![Multiple Airlines logo]()
$392
This Southwest deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/1511:15 am
DEN
- PWM
2 stops7h 45m
Southwest
Sat 8/225:40 am
PWM
- DEN
2 stops9h 30m
Southwest
Deal found 6/23![Southwest logo]()
$393
This Delta deal was found by Cheapflights users on 6/21. 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.
Mon 8/101:15 pm
DEN
- PWM
2 stops9h 44m
Delta
Tue 8/186:05 am
PWM
- DEN
2 stops13h 18m
Delta
Deal found 6/21![Delta logo]()
$394
This Southwest deal was found by Cheapflights users on 6/22. 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.
Mon 6/2912:50 pm
DEN
- PWM
2 stops9h 15m
Southwest
Fri 7/37:40 am
PWM
- DEN
2 stops9h 30m
Southwest
Deal found 6/22![Southwest logo]()
$396
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 June 23, 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 June 23, 2026.
This Delta deal was found by Cheapflights users on 6/20. 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.
Fri 7/102:10 pm
DEN
- PWM
1 stop7h 04m
Delta
Fri 7/176:59 pm
PWM
- DEN
1 stop7h 24m
Delta
Deal found 6/20![Delta logo]()
$384
This Southwest deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” 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 10/21:25 pm
DEN
- PWM
2 stops8h 40m
Southwest
Tue 10/65:50 am
PWM
- DEN
2 stops9h 25m
Southwest
Deal found 6/18![Southwest logo]()
$393
This United Airlines deal was found by Cheapflights users on 6/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/193:40 pm
DEN
- PWM
1 stop6h 19m
United Airlines
Wed 9/233:37 pm
PWM
- DEN
Nonstop4h 33m
United Airlines
Deal found 6/22![United Airlines logo]()
$474
This Southwest deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” 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 8/1911:00 am
DEN
- PWM
2 stops8h 10m
Southwest
Sat 8/225:40 am
PWM
- DEN
2 stops9h 30m
Southwest
Deal found 6/19![Southwest logo]()
$393
This Delta deal was found by Cheapflights users on 6/21. 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.
Fri 8/79:39 am
DEN
- PWM
2 stops13h 20m
Delta
Fri 8/144:47 pm
PWM
- DEN
2 stops9h 49m
Delta
Deal found 6/21![Delta logo]()
$394
This Delta deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” 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 7/226:05 am
DEN
- PWM
1 stop7h 56m
Delta
Wed 7/294:52 pm
PWM
- DEN
2 stops9h 31m
Delta
Deal found 6/19![Delta logo]()
$424
This Delta deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” 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 7/49:19 am
DEN
- PWM
2 stops10h 16m
Delta
Wed 7/84:52 pm
PWM
- DEN
2 stops9h 31m
Delta
Deal found 6/19![Delta logo]()
$429
This Southwest deal was found by Cheapflights users on 6/22. 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.
Tue 7/2811:20 am
DEN
- PWM
2 stops9h 40m
Southwest
Mon 8/35:20 pm
PWM
- DEN
2 stops8h 25m
Southwest
Deal found 6/22![Southwest logo]()
$498
This Southwest deal was found by Cheapflights users on 6/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/161:20 pm
DEN
- PWM
2 stops8h 50m
Southwest
Sun 7/195:30 am
PWM
- DEN
2 stops9h 20m
Southwest
Deal found 6/22![Southwest logo]()
$502
This Delta deal was found by Cheapflights users on 6/21. 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.
Tue 9/1510:55 am
DEN
- PWM
2 stops10h 22m
Delta
Mon 9/2811:35 am
PWM
- DEN
2 stops13h 33m
Delta
Deal found 6/21![Delta logo]()
$515
This Delta deal was found by Cheapflights users on 6/21. 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.
Mon 7/2010:52 am
DEN
- PWM
2 stops12h 07m
Delta
Wed 7/294:52 pm
PWM
- DEN
2 stops9h 31m
Delta
Deal found 6/21![Delta logo]()
$518
Last-minute flights from Denver to PortlandDiscover last-minute flight deals from Denver to Portland. Data last updated June 23, 2026 and is based on user searches.
Discover last-minute flight deals from Denver to Portland. Data last updated June 23, 2026 and is based on user searches.
This Southwest deal was found by Cheapflights users on 6/22. 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.
Mon 6/2912:50 pm
DEN
- PWM
2 stops9h 15m
Southwest
Fri 7/37:40 am
PWM
- DEN
2 stops9h 30m
Southwest
Deal found 6/22![Southwest logo]()
$396
This Southwest deal was found by Cheapflights users on 6/22. 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.
Sat 7/47:40 am
DEN
- PWM
1 stop9h 30m
Southwest
Sat 7/115:35 am
PWM
- DEN
1 stop7h 45m
Southwest
Deal found 6/22![Southwest logo]()
$391
This Delta deal was found by Cheapflights users on 6/22. 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.
Tue 7/71:10 pm
DEN
- PWM
1 stop8h 04m
Delta
Mon 7/136:59 pm
PWM
- DEN
1 stop7h 24m
Delta
Deal found 6/22![Delta logo]()
$384
This Delta deal was found by Cheapflights users on 6/22. 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.
Wed 7/89:39 am
DEN
- PWM
2 stops11h 51m
Delta
Mon 7/136:59 pm
PWM
- DEN
1 stop7h 24m
Delta
Deal found 6/22![Delta logo]()
$389
This JetBlue deal was found by Cheapflights users on 6/22. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/92:09 pm
DEN
- PWM
1 stop8h 07m
JetBlue
Wed 7/152:40 pm
PWM
- DEN
1 stop10h 19m
JetBlue
Deal found 6/22![JetBlue logo]()
$402
This American Airlines deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” 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 7/1012:39 pm
DEN
- PWM
2 stops9h 20m
American Airlines
Fri 7/176:01 pm
PWM
- DEN
1 stop7h 08m
American Airlines
Deal found 6/19![American Airlines logo]()
$388
This Delta deal was found by Cheapflights users on 6/22. 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.
Wed 7/156:35 am
DEN
- PWM
1 stop16h 24m
Delta
Tue 7/216:59 pm
PWM
- DEN
1 stop7h 24m
Delta
Deal found 6/22![Delta logo]()
$382
This Delta deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” 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 7/156:05 am
DEN
- PWM
2 stops8h 45m
Delta
Wed 7/2211:47 am
PWM
- DEN
2 stops10h 14m
Delta
Deal found 6/19![Delta logo]()
$394
This American Airlines deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/2011:55 pm
DEN
- PWM
1 stop8h 36m
American Airlines
Thu 7/306:01 pm
PWM
- DEN
1 stop7h 08m
American Airlines
Deal found 6/23![American Airlines logo]()
$383
This Southwest deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” 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 7/2111:20 am
DEN
- PWM
2 stops9h 40m
Southwest
Wed 7/295:30 am
PWM
- DEN
2 stops10h 05m
Southwest
Deal found 6/18![Southwest logo]()
$393
This Southwest deal was found by Cheapflights users on 6/22. 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.
Wed 7/297:40 am
DEN
- PWM
2 stops8h 50m
Southwest
Wed 8/2610:30 am
PWM
- DEN
2 stops8h 45m
Southwest
Deal found 6/22![Southwest logo]()
$403
This United Airlines deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” 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 7/313:40 pm
DEN
- PWM
1 stop6h 11m
United Airlines
Tue 8/47:16 pm
PWM
- DEN
1 stop7h 14m
United Airlines
Deal found 6/19![United Airlines logo]()
$408
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 June 23, 2026.
Search for one-way flight options from Denver to Portland. Find affordable one-way fares based on user searches. Data last updated June 23, 2026.
This Southwest deal was found by Cheapflights users on 6/22. 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.
Sat 7/49:45 am
DEN
- PWM
2 stops9h 10m
Southwest
Deal found 6/22![Southwest logo]()
$142
This JetBlue deal was found by Cheapflights users on 6/23. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/183:15 pm
DEN
- PWM
1 stop6h 37m
JetBlue
Deal found 6/23![JetBlue logo]()
$151
This Expedia deal was found by Cheapflights users on 6/22. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/111:59 pm
DEN
- PWM
1 stop10h 17m
JetBlue
Deal found 6/22![JetBlue logo]()
$156
This Kiwi.com deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/286:40 am
DEN
- PWM
1 stop14h 44m
Multiple Airlines
Deal found 6/23![Multiple Airlines logo]()
$167
This American Airlines deal was found by Cheapflights users on 6/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/286:41 am
DEN
- PWM
1 stop8h 28m
American Airlines
Deal found 6/21![American Airlines logo]()
$175
This JetBlue deal was found by Cheapflights users on 6/21. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/92:09 pm
DEN
- PWM
1 stop8h 07m
JetBlue
Deal found 6/21![JetBlue logo]()
$179
This American Airlines deal was found by Cheapflights users on 6/22. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/2512:39 pm
DEN
- PWM
2 stops9h 02m
American Airlines
Deal found 6/22![American Airlines logo]()
$180
This Southwest deal was found by Cheapflights users on 6/20. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/282:25 pm
DEN
- PWM
1 stop6h 00m
Southwest
Deal found 6/20![Southwest logo]()
$191
This United Airlines deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/251:36 pm
DEN
- PWM
1 stop7h 54m
United Airlines
Deal found 6/23![United Airlines logo]()
$193
This United Airlines deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” 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 7/213:40 pm
DEN
- PWM
1 stop6h 11m
United Airlines
Deal found 6/19![United Airlines logo]()
$194
This Southwest deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/56:30 am
DEN
- PWM
2 stops8h 25m
Southwest
Deal found 6/19![Southwest logo]()
$196
This Sun Country Air deal was found by Cheapflights users on 6/22. 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 Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/1110:10 am
DEN
- PWM
1 stop23h 27m
Sun Country Air
Deal found 6/22![Sun Country Air logo]()
$198
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 June 23, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $377 (Expedia) |
One-way from | $142 (Southwest) |
Popular in | June |
Cheapest in | January |
Average price | $599 |
Good round-trip deal | $488 or less |
Good one-way deal | $353 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 June 23, 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
Fri 7/10
2:10 pm-11:14 pm
1 stop7h 04m
Portland
Fri 7/17
6:59 pm-12:23 am
1 stop7h 24m
$384
DenverPortland
DEN - PWM
DENPWM
Denver Intl
Fri 10/2
1:25 pm-12:05 am
2 stops8h 40m
Portland
Tue 10/6
5:50 am-1:15 pm
2 stops9h 25m
$393
DenverPortland
DEN - PWM
DENPWM
Denver Intl
Wed 8/19
11:00 am-9:10 pm
2 stops8h 10m
Portland
Sat 8/22
5:40 am-1:10 pm
2 stops9h 30m
$393
DenverPortland
DEN - PWM
DENPWM
Denver Intl
Fri 8/7
9:39 am-12:59 am
2 stops13h 20m
Portland
Fri 8/14
4:47 pm-12:36 am
2 stops9h 49m
$394
DenverPortland
DEN - PWM
DENPWM
Denver Intl
Wed 7/22
6:05 am-4:01 pm
1 stop7h 56m
Portland
Wed 7/29
4:52 pm-12:23 am
2 stops9h 31m
$424
DenverPortland
DEN - PWM
DENPWM
Denver Intl
Sat 7/4
9:19 am-9:35 pm
2 stops10h 16m
Portland
Wed 7/8
4:52 pm-12:23 am
2 stops9h 31m
$429
Quickest round-trip
DenverPortland
DEN - PWM
DENPWM
Denver Intl
Sat 9/19
3:40 pm-11:59 pm
1 stop6h 19m
Portland
Wed 9/23
3:37 pm-6:10 pm
Nonstop4h 33m
$474
DenverPortland
DEN - PWM
DENPWM
Denver Intl
Tue 7/28
11:20 am-11:00 pm
2 stops9h 40m
Portland
Mon 8/3
5:20 pm-11:45 pm
2 stops8h 25m
$498
DenverPortland
DEN - PWM
DENPWM
Denver Intl
Thu 7/16
1:20 pm-12:10 am
2 stops8h 50m
Portland
Sun 7/19
5:30 am-12:50 pm
2 stops9h 20m
$502
DenverPortland
DEN - PWM
DENPWM
Denver Intl
Tue 9/15
10:55 am-11:17 pm
2 stops10h 22m
Portland
Mon 9/28
11:35 am-11:08 pm
2 stops13h 33m
$515
Showing 1-10 of 23 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 June.
| 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
How far ahead should I book a flight from Denver to Portland, Maine?
Booking 70 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 June is currently the most expensive (average of $599). 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 June 23, 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 June 23, 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.
Crew
8.6
Entertainment
7.5
Comfort
8.0
Boarding
8.1
Food
7.0
Overall
7.9
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Crew
8.6
Entertainment
7.5
Comfort
8.0
Boarding
8.1
Food
7.0
Overall
7.9
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Crew
8.6
Entertainment
7.5
Comfort
8.0
Boarding
8.1
Food
7.0
Overall
7.9
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Crew
8.6
Entertainment
7.5
Comfort
8.0
Boarding
8.1
Food
7.0
Overall
7.9
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Crew
8.6
Entertainment
7.5
Comfort
8.0
Boarding
8.1
Food
7.0
Overall
7.9
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Crew
8.6
Entertainment
7.5
Comfort
8.0
Boarding
8.1
Food
7.0
Overall
7.9
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
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
Lewiston
Brunswick
Conway
Browse thousands of different options on Cheapflights for your next trip
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Alternative routes for Denver to Portland
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Complete your trip
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Search flights from Denver to Portland by cabin class
Find flights from Denver to Portland, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Denver and Portland flights
Browse other Denver and Portland flight options. Last updated on June 23, 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 June 23, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to Portland
Explore flights to Portland departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on June 23, 2026.
Top 5 airlines flying from Denver to Portland
Discover the top 5 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 June 23, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$192 | Average$413 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$246 | Average$378 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$266 | Average$432 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$288 | Average$558 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$306 | Average$455 | FlexibilityNo cancel fee | On-time63% |