$102+ Cheap flights from Portland to Denver (PDX - 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 6/17. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — DEN
Jun 24 — Jul 11
Round-trip
1 adult, Economy
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Find cheap flights from Portland to Denver with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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 Portland to Denver Intl are usually found in August or September, booked 77 days in advance, depart on a Friday or Thursday and return on a Saturday
Cheap flight deals from Portland to Denver
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Best
Last-minute
One-way
Cheapest flights from Portland to DenverExplore the most affordable flight options available from Portland to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 25, 2026.
Explore the most affordable flight options available from Portland to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 25, 2026.
This Super.com deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/55:16 pm
PDX
- DEN
Nonstop2h 43m
Frontier
Thu 8/133:10 pm
DEN
- PDX
Nonstop2h 43m
Frontier
Deal found 5/20![Frontier logo]()
$176
This Cheapflightsfares deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/113:22 pm
PDX
- DEN
Nonstop2h 36m
Frontier
Thu 9/172:45 pm
DEN
- PDX
Nonstop2h 50m
Frontier
Deal found 5/20![Frontier logo]()
$178
This Travelocity deal was found by Cheapflights users on 5/20. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/203:22 pm
PDX
- DEN
Nonstop2h 36m
Frontier
Wed 9/2310:29 pm
DEN
- PDX
1 stop16h 58m
Frontier
Deal found 5/20![Frontier logo]()
$179
This Frontier deal was found by Cheapflights users on 5/20. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/412:26 pm
PDX
- DEN
Nonstop2h 42m
Frontier
Tue 7/142:50 pm
DEN
- PDX
Nonstop2h 41m
Frontier
Deal found 5/20![Frontier logo]()
$180
This Booking.com deal was found by Cheapflights users on 5/20. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/1212:26 pm
PDX
- DEN
Nonstop2h 42m
Frontier
Mon 6/153:10 pm
DEN
- PDX
Nonstop2h 47m
Frontier
Deal found 5/20![Frontier logo]()
$181
This Cheapflightsfares deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/1812:26 pm
PDX
- DEN
Nonstop2h 42m
Frontier
Mon 6/223:10 pm
DEN
- PDX
Nonstop2h 47m
Frontier
Deal found 5/20![Frontier logo]()
$182
This Kiwi.com deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/1812:26 pm
PDX
- DEN
Nonstop2h 42m
Frontier
Sat 6/207:00 am
DEN
- PDX
1 stop5h 41m
Frontier
Deal found 5/20![Frontier logo]()
$185
This Cheapflightsfares deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares 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
Fri 7/243:08 pm
DEN
- PDX
Nonstop2h 43m
Frontier
Deal found 5/24![Frontier logo]()
$186
This Kiwi.com deal was found by Cheapflights users on 5/23. 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.
Wed 8/125:21 pm
PDX
- DEN
Nonstop2h 43m
Frontier
Fri 8/213:10 pm
DEN
- PDX
Nonstop2h 47m
Frontier
Deal found 5/23![Frontier logo]()
$187
This Frontier deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/113:22 pm
PDX
- DEN
Nonstop2h 36m
Frontier
Fri 9/182:45 pm
DEN
- PDX
Nonstop2h 50m
Frontier
Deal found 5/24![Frontier logo]()
$188
This Kiwi.com deal was found by Cheapflights users on 5/23. 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.
Wed 8/265:42 pm
PDX
- DEN
Nonstop2h 41m
Frontier
Fri 8/283:10 pm
DEN
- PDX
Nonstop2h 47m
Frontier
Deal found 5/23![Frontier logo]()
$190
Best flights from Portland to DenverDiscover carefully curated flight deals from Portland to Denver that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 25, 2026.
Discover carefully curated flight deals from Portland to Denver that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 25, 2026.
This Alaska Airlines deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/286:04 pm
PDX
- DEN
Nonstop2h 36m
Alaska Airlines
Fri 7/317:05 pm
DEN
- PDX
Nonstop2h 45m
Alaska Airlines
Deal found 5/20![Alaska Airlines logo]()
$257
This United Airlines deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/96:50 pm
PDX
- DEN
Nonstop2h 39m
United Airlines
Sat 7/188:05 am
DEN
- PDX
Nonstop2h 42m
United Airlines
Deal found 5/24![United Airlines logo]()
$257
This Delta deal was found by Cheapflights users on 5/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/265:54 pm
PDX
- DEN
1 stop5h 04m
Delta
Sat 8/296:44 pm
DEN
- PDX
1 stop4h 39m
Delta
Deal found 5/23![Delta logo]()
$277
This Southwest deal was found by Cheapflights users on 5/22. 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.
Fri 8/712:40 pm
PDX
- DEN
2 stops6h 25m
Southwest
Sat 8/84:10 pm
DEN
- PDX
1 stop5h 55m
Southwest
Deal found 5/22![Southwest logo]()
$322
This Delta deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/95:45 am
PDX
- DEN
1 stop5h 02m
Delta
Thu 7/166:39 pm
DEN
- PDX
1 stop6h 15m
Delta
Deal found 5/20![Delta logo]()
$277
This United Airlines deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/156:50 pm
PDX
- DEN
Nonstop2h 38m
United Airlines
Tue 6/167:25 pm
DEN
- PDX
Nonstop2h 45m
United Airlines
Deal found 5/20![United Airlines logo]()
$294
This Delta deal was found by Cheapflights users on 5/22. 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.
Sat 7/255:45 am
PDX
- DEN
1 stop5h 02m
Delta
Thu 7/306:30 am
DEN
- PDX
1 stop6h 11m
Delta
Deal found 5/22![Delta logo]()
$277
This Delta deal was found by Cheapflights users on 5/21. 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 7/175:45 am
PDX
- DEN
1 stop5h 02m
Delta
Sun 7/196:30 am
DEN
- PDX
1 stop6h 11m
Delta
Deal found 5/21![Delta logo]()
$277
This Southwest deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/612:40 pm
PDX
- DEN
2 stops6h 25m
Southwest
Sun 8/96:20 am
DEN
- PDX
1 stop6h 00m
Southwest
Deal found 5/21![Southwest logo]()
$362
This Delta deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/115:45 am
PDX
- DEN
1 stop5h 02m
Delta
Wed 7/1512:45 pm
DEN
- PDX
1 stop6h 33m
Delta
Deal found 5/20![Delta logo]()
$277
This Southwest deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/3010:00 am
PDX
- DEN
2 stops6h 40m
Southwest
Mon 8/311:20 am
DEN
- PDX
2 stops6h 35m
Southwest
Deal found 5/21![Southwest logo]()
$367
This Southwest deal was found by Cheapflights users on 5/22. 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 6/243:40 pm
PDX
- DEN
2 stops6h 25m
Southwest
Sat 6/274:10 pm
DEN
- PDX
2 stops6h 50m
Southwest
Deal found 5/22![Southwest logo]()
$396
Last-minute flights from Portland to DenverDiscover last-minute flight deals from Portland to Denver. Data last updated May 25, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Denver. Data last updated May 25, 2026 and is based on user searches.
This Frontier deal was found by Cheapflights users on 5/20. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/412:35 pm
PDX
- DEN
Nonstop2h 48m
Frontier
Tue 6/92:50 pm
DEN
- PDX
Nonstop2h 45m
Frontier
Deal found 5/20![Frontier logo]()
$198
This Super.com deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/512:35 pm
PDX
- DEN
Nonstop2h 48m
Frontier
Mon 6/83:00 pm
DEN
- PDX
Nonstop2h 46m
Frontier
Deal found 5/20![Frontier logo]()
$196
This Super.com deal was found by Cheapflights users on 5/21. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/1112:26 pm
PDX
- DEN
Nonstop2h 42m
Frontier
Sun 6/143:10 pm
DEN
- PDX
Nonstop2h 47m
Frontier
Deal found 5/21![Frontier logo]()
$195
This Booking.com deal was found by Cheapflights users on 5/20. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/1212:26 pm
PDX
- DEN
Nonstop2h 42m
Frontier
Mon 6/153:10 pm
DEN
- PDX
Nonstop2h 47m
Frontier
Deal found 5/20![Frontier logo]()
$181
This Super.com deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/1312:26 pm
PDX
- DEN
Nonstop2h 42m
Frontier
Sun 6/143:10 pm
DEN
- PDX
Nonstop2h 47m
Frontier
Deal found 5/24![Frontier logo]()
$186
This Frontier deal was found by Cheapflights users on 5/23. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/1312:26 pm
PDX
- DEN
Nonstop2h 42m
Frontier
Wed 6/172:50 pm
DEN
- PDX
Nonstop2h 45m
Frontier
Deal found 5/23![Frontier logo]()
$188
This Frontier deal was found by Cheapflights users on 5/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/1312:26 pm
PDX
- DEN
Nonstop2h 42m
Frontier
Sat 6/203:10 pm
DEN
- PDX
Nonstop2h 47m
Frontier
Deal found 5/22![Frontier logo]()
$197
This Cheapflightsfares deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/1812:26 pm
PDX
- DEN
Nonstop2h 42m
Frontier
Mon 6/223:10 pm
DEN
- PDX
Nonstop2h 47m
Frontier
Deal found 5/20![Frontier logo]()
$182
This Kiwi.com deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/1812:26 pm
PDX
- DEN
Nonstop2h 42m
Frontier
Sat 6/207:00 am
DEN
- PDX
1 stop5h 41m
Frontier
Deal found 5/20![Frontier logo]()
$185
This Orbitz deal was found by Cheapflights users on 5/20. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/1812:26 pm
PDX
- DEN
Nonstop2h 42m
Multiple Airlines
Mon 6/227:05 pm
DEN
- PDX
Nonstop2h 45m
Multiple Airlines
Deal found 5/20![Multiple Airlines logo]()
$192
This Super.com deal was found by Cheapflights users on 5/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/235:20 pm
PDX
- DEN
Nonstop2h 41m
Frontier
Fri 6/263:10 pm
DEN
- PDX
Nonstop2h 47m
Frontier
Deal found 5/25![Frontier logo]()
$187
One-way flights from Portland to DenverSearch for one-way flight options from Portland to Denver. Find affordable one-way fares based on user searches. Data last updated May 25, 2026.
Search for one-way flight options from Portland to Denver. Find affordable one-way fares based on user searches. Data last updated May 25, 2026.
This Kiwi.com deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/175:20 pm
PDX
- DEN
Nonstop2h 41m
Frontier
Deal found 5/24![Frontier logo]()
$102
This Super.com deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/235:20 pm
PDX
- DEN
Nonstop2h 41m
Frontier
Deal found 5/24![Frontier logo]()
$105
This Cheapflightsfares deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/512:35 pm
PDX
- DEN
Nonstop2h 48m
Frontier
Deal found 5/20![Frontier logo]()
$112
This Cheapflightsfares deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/1112:26 pm
PDX
- DEN
Nonstop2h 42m
Frontier
Deal found 5/20![Frontier logo]()
$114
This Kiwi.com deal was found by Cheapflights users on 5/21. 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.
Tue 9/293:22 pm
PDX
- DEN
Nonstop2h 36m
Frontier
Deal found 5/21![Frontier logo]()
$115
This Frontier deal was found by Cheapflights users on 5/20. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/1312:26 pm
PDX
- DEN
Nonstop2h 42m
Frontier
Deal found 5/20![Frontier logo]()
$116
This Cheapflightsfares deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/3012:35 pm
PDX
- DEN
Nonstop2h 48m
Frontier
Deal found 5/20![Frontier logo]()
$122
This Super.com deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/149:34 pm
PDX
- DEN
1 stop5h 18m
Frontier
Deal found 5/24![Frontier logo]()
$128
This Southwest deal was found by Cheapflights users on 5/22. 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 6/307:40 pm
PDX
- DEN
Nonstop2h 25m
Southwest
Deal found 5/22![Southwest logo]()
$129
This Cheapflightsfares deal was found by Cheapflights users on 5/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/228:42 pm
PDX
- DEN
1 stop6h 16m
Frontier
Deal found 5/23![Frontier logo]()
$132
This Cheapflightsfares deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/105:49 pm
PDX
- DEN
1 stop9h 07m
Frontier
Deal found 5/24![Frontier logo]()
$133
Find flight deals from Portland to Denver
Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) to Denver (DEN). 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 25, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $176 (Super.com) |
One-way from | $102 (Kiwi.com) |
Popular in | March |
Cheapest in | August |
Average price | $258 |
Good round-trip deal | $300 or less |
Good one-way deal | $163 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Portland 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 May 25, 2026.
Use the filters below to find and compare flights from Portland to Denver that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
PortlandDenver
PDX - DEN
PDXDEN
Portland
Tue 7/28
6:04 pm-9:40 pm
Nonstop2h 36m
Denver Intl
Fri 7/31
7:05 pm-8:50 pm
Nonstop2h 45m
$257
PortlandDenver
PDX - DEN
PDXDEN
Portland
Thu 7/9
6:50 pm-10:29 pm
Nonstop2h 39m
Denver Intl
Sat 7/18
8:05 am-9:47 am
Nonstop2h 42m
$257
PortlandDenver
PDX - DEN
PDXDEN
Portland
Wed 8/26
5:54 pm-11:58 pm
1 stop5h 04m
Denver Intl
Sat 8/29
6:44 pm-10:23 pm
1 stop4h 39m
$277
PortlandDenver
PDX - DEN
PDXDEN
Portland
Thu 7/9
5:45 am-11:47 am
1 stop5h 02m
Denver Intl
Thu 7/16
6:39 pm-11:54 pm
1 stop6h 15m
$277
PortlandDenver
PDX - DEN
PDXDEN
Portland
Sat 7/25
5:45 am-11:47 am
1 stop5h 02m
Denver Intl
Thu 7/30
6:30 am-11:41 am
1 stop6h 11m
$277
PortlandDenver
PDX - DEN
PDXDEN
Portland
Fri 7/17
5:45 am-11:47 am
1 stop5h 02m
Denver Intl
Sun 7/19
6:30 am-11:41 am
1 stop6h 11m
$277
PortlandDenver
PDX - DEN
PDXDEN
Portland
Sat 7/11
5:45 am-11:47 am
1 stop5h 02m
Denver Intl
Wed 7/15
12:45 pm-6:18 pm
1 stop6h 33m
$277
PortlandDenver
PDX - DEN
PDXDEN
Portland
Mon 6/15
6:50 pm-10:28 pm
Nonstop2h 38m
Denver Intl
Tue 6/16
7:25 pm-9:10 pm
Nonstop2h 45m
$294
PortlandDenver
PDX - DEN
PDXDEN
Portland
Fri 8/7
12:40 pm-8:05 pm
2 stops6h 25m
Denver Intl
Sat 8/8
4:10 pm-9:05 pm
1 stop5h 55m
$322
PortlandDenver
PDX - DEN
PDXDEN
Portland
Thu 8/6
12:40 pm-8:05 pm
2 stops6h 25m
Denver Intl
Sun 8/9
6:20 am-11:20 am
1 stop6h 00m
$362
Showing 1-10 of 24 resultsSorted by cheapest first
Compare providers for flights from Portland to Denver
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 Portland to Denver in May.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*1 star | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy- | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Portland-Denver flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Portland-Denver flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Portland-Denver flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Portland-Denver 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 Portland-Denver 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 Portland to Denver
Have a flexible travel schedule? Discover the best time to fly to Denver from Portland with our price prediction graph.
PDX-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 Portland to Denver
Prices
Airlines
Delays
How far ahead should I book a flight from Portland to Denver?
The best time to book flights from Portland to Denver is 76 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest month to book a flight from Portland to Denver?
Currently, August is the cheapest month in which you can book a flight from Portland to Denver (average of $174). Flying from Portland to Denver in March is currently the most expensive (average of $285). 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 PDX to DEN?
Find hourly flight availability from Portland 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 May 25, 2026.
A simple way to save on the total cost of your ticket is to fly from Portland to Denver in the evening. If you’re flexible enough to do this you can expect to save up to 17% on your trip compared to booking a flight in the morning.
What is the cheapest day to fly from Portland to Denver?
Use this chart to determine the cheapest time to fly round-trip from Portland to Denver. Price data was last updated on May 16, 2026.
Travelers seeking maximum savings on their Portland to Denver flight should consider departing on Thursday evenings when fares are most often at their lowest. Monday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
How often are flights from Portland to Denver delayed?
About 15% of weekly flights between Portland and Denver have experienced delays in the past year, with the average delay time being 133 minutes.
What is the most punctual flight time for Portland to Denver flights?
Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Saturday tends to have the lowest number of delays on this route, whereas Tuesday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Portland to Denver flights?
Over the last year, United Airlines have had the lowest number of delays on this route, with just 8% of flights being delayed.
The best insider tips for Portland to Denver flights
AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Portland to Denver trip
Our travel experts
Reviews of airlines servicing Denver
Get insights into the airlines that provide service to Denver. 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 Denver. Reviews last updated May 25, 2026.
Peruse reviews from past customers who have flown with Alaska Airlines,Southwest, andHawaiian Airlines from Portland to Denver 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.
Food
7.0
Comfort
7.8
Overall
7.9
Entertainment
7.0
Boarding
8.1
Crew
8.5
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Food
7.0
Comfort
7.8
Overall
7.9
Entertainment
7.0
Boarding
8.1
Crew
8.5
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Food
7.0
Comfort
7.8
Overall
7.9
Entertainment
7.0
Boarding
8.1
Crew
8.5
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Food
7.0
Comfort
7.8
Overall
7.9
Entertainment
7.0
Boarding
8.1
Crew
8.5
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Food
7.0
Comfort
7.8
Overall
7.9
Entertainment
7.0
Boarding
8.1
Crew
8.5
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Food
7.0
Comfort
7.8
Overall
7.9
Entertainment
7.0
Boarding
8.1
Crew
8.5
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Related info for your journey
Find useful and relevant information for your journey from Portland to Denver. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Denver?
Book flights to Denver if you plan to visit one of these locationsThornton
Black Hawk
Lakewood
Westminster
Broomfield
Centennial
Golden
Greeley
Lone Tree
Wheat Ridge
Silverthorne
Central City
Cripple Creek
Winter Park
Manitou Springs
Frisco
Englewood
Fort Morgan
Glendale
Evergreen
Browse thousands of different options on Cheapflights for your next trip
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Complete your trip
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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 May 25, 2026.
Search flights from Portland to Denver by cabin class
Find flights from Portland to Denver, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Portland and Denver flights
Browse other Portland and Denver flight options. Last updated on May 25, 2026.
Other flights from Portland
Browse through other flights departing from Portland. Flights are based on user searches made on Cheapflights and were last updated on May 25, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 7 airlines flying from Portland to Denver
Discover the top 7 airlines that operate flights from Portland 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 May 25, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$56 | Average$152 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$88 | Average$231 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$88 | Average$188 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$126 | Average$241 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$140 | Average$261 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$146 | Average$285 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$147 | Average$257 | FlexibilityNo cancel fee | On-time63% |