$120+ Cheap flights from Portland to Denver (PDX - DEN)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/25. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — DEN
Nov 5 — Nov 121
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 January or April, booked 77 days in advance, depart on a Thursday or Friday and return on a Saturday
Cheap flight deals from Portland to Denver
Cheapest
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 October 6, 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 October 6, 2026.
This Mytrip deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/1612:31 pm -
2 stops18h 51m
Wed 11/181:05 pm -
1 stop23h 31m
Deal found 10/5![Frontier logo]()
$209
This Expedia deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” 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 11/212:31 pm -
1 stop10h 18m
Mon 11/97:33 am -
Nonstop2h 57m
Deal found 10/5![Multiple Airlines logo]()
$211
This Gotogate deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/312:48 pm -
Nonstop2h 37m
Sat 10/3110:55 pm -
1 stop13h 16m
Deal found 10/5![Multiple Airlines logo]()
$213
This Priceline deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/3010:49 am -
Nonstop2h 43m
Tue 11/39:10 am -
Nonstop2h 57m
Deal found 10/5![Multiple Airlines logo]()
$215
This Cheapflightsfares deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” 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 10/3012:31 pm -
1 stop10h 18m
Sat 10/319:10 am -
1 stop27h 01m
Deal found 10/5![Frontier logo]()
$217
This Expedia deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” 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.
Fri 11/271:58 pm -
1 stop24h 03m
Thu 12/310:29 pm -
1 stop21h 27m
Deal found 10/5![Frontier logo]()
$219
This CheapOair deal was found by Cheapflights users on 10/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1311:06 am -
1 stop21h 39m
Sun 11/159:15 am -
Nonstop2h 57m
Deal found 10/2![Frontier logo]()
$220
This Cheapflightsfares deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” 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 11/1911:06 am -
1 stop5h 57m
Sun 11/2210:50 pm -
1 stop14h 46m
Deal found 10/5![Frontier logo]()
$222
This United Airlines deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” 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 11/125:00 am -
Nonstop2h 30m
Mon 11/167:40 am -
Nonstop2h 56m
Deal found 10/5![United Airlines logo]()
$225
This Southwest deal was found by Cheapflights users on 10/4. Clicking the “Pick Dates” 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 11/146:55 am -
Nonstop2h 25m
Mon 11/168:45 am -
Nonstop2h 55m
Deal found 10/4![Southwest logo]()
$227
This CheapOair deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/611:06 am -
1 stop21h 39m
Sun 11/89:15 am -
Nonstop2h 57m
Deal found 10/5![Frontier logo]()
$228
This Cheapflightsfares deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” 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 11/510:59 am -
1 stop27h 12m
Sun 11/812:54 pm -
1 stop22h 17m
Deal found 10/5![Frontier logo]()
$230
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 October 6, 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 October 6, 2026.
This Alaska Airlines deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/55:50 pm -
Nonstop2h 36m
Mon 11/97:33 am -
Nonstop2h 57m
Deal found 10/5![Alaska Airlines logo]()
$225
This Southwest deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” 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 11/126:10 am -
1 stop8h 15m
Wed 11/188:45 am -
Nonstop2h 55m
Deal found 10/5![Southwest logo]()
$237
This Delta deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” 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 11/712:29 pm -
2 stops8h 23m
Mon 11/912:52 pm -
2 stops10h 05m
Deal found 10/5![Delta logo]()
$327
This Alaska Airlines deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/65:50 pm -
Nonstop2h 36m
Mon 11/97:03 am -
1 stop5h 19m
Deal found 10/5![Alaska Airlines logo]()
$318
This Southwest deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” 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 10/306:00 am -
2 stops8h 10m
Sat 10/315:45 am -
2 stops7h 25m
Deal found 10/5![Southwest logo]()
$321
This Delta deal was found by Cheapflights users on 10/1. Clicking the “Pick Dates” 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 10/235:49 pm -
1 stop5h 06m
Mon 10/266:42 pm -
1 stop6h 17m
Deal found 10/1![Delta logo]()
$377
This Alaska Airlines deal was found by Cheapflights users on 10/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/275:30 am -
1 stop4h 51m
Mon 11/307:29 am -
Nonstop3h 11m
Deal found 10/4![Alaska Airlines logo]()
$367
This Southwest deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” 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 11/275:55 am -
2 stops9h 15m
Thu 12/33:10 pm -
2 stops7h 40m
Deal found 10/5![Southwest logo]()
$367
This Southwest deal was found by Cheapflights users on 10/2. Clicking the “Pick Dates” 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 11/125:00 am -
2 stops6h 50m
Sun 11/1510:20 am -
1 stop7h 35m
Deal found 10/2![Southwest logo]()
$382
This Southwest deal was found by Cheapflights users on 10/2. Clicking the “Pick Dates” 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 11/410:15 am -
2 stops6h 45m
Sun 11/86:30 pm -
1 stop5h 55m
Deal found 10/2![Southwest logo]()
$382
This Southwest deal was found by Cheapflights users on 10/4. Clicking the “Pick Dates” 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 10/306:00 am -
2 stops8h 10m
Thu 11/55:20 pm -
2 stops7h 10m
Deal found 10/4![Southwest logo]()
$387
Last-minute flights from Portland to DenverDiscover last-minute flight deals from Portland to Denver. Data last updated October 6, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Denver. Data last updated October 6, 2026 and is based on user searches.
This Priceline deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/3010:49 am -
Nonstop2h 43m
Tue 11/39:10 am -
Nonstop2h 57m
Deal found 10/5![Multiple Airlines logo]()
$215
This Cheapflightsfares deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” 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 10/3012:31 pm -
1 stop10h 18m
Sat 10/319:10 am -
1 stop27h 01m
Deal found 10/5![Frontier logo]()
$217
This Gotogate deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/312:48 pm -
Nonstop2h 37m
Sat 10/3110:55 pm -
1 stop13h 16m
Deal found 10/5![Multiple Airlines logo]()
$213
This Expedia deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” 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 11/212:31 pm -
1 stop10h 18m
Mon 11/97:33 am -
Nonstop2h 57m
Deal found 10/5![Multiple Airlines logo]()
$211
This CheapOair deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/611:06 am -
1 stop21h 39m
Sun 11/89:15 am -
Nonstop2h 57m
Deal found 10/5![Frontier logo]()
$228
This Cheapflightsfares deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” 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.
Sun 11/811:06 am -
1 stop21h 39m
Wed 11/1110:44 pm -
1 stop13h 52m
Deal found 10/5![Frontier logo]()
$230
This United Airlines deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” 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 11/125:00 am -
Nonstop2h 30m
Mon 11/167:40 am -
Nonstop2h 56m
Deal found 10/5![United Airlines logo]()
$225
This CheapOair deal was found by Cheapflights users on 10/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1311:06 am -
1 stop21h 39m
Sun 11/159:15 am -
Nonstop2h 57m
Deal found 10/2![Frontier logo]()
$220
This Southwest deal was found by Cheapflights users on 10/4. Clicking the “Pick Dates” 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 11/146:55 am -
Nonstop2h 25m
Mon 11/168:45 am -
Nonstop2h 55m
Deal found 10/4![Southwest logo]()
$227
This Mytrip deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/1612:31 pm -
2 stops18h 51m
Wed 11/181:05 pm -
1 stop23h 31m
Deal found 10/5![Frontier logo]()
$209
This Cheapflightsfares deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” 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 11/1911:06 am -
1 stop5h 57m
Sun 11/2210:50 pm -
1 stop14h 46m
Deal found 10/5![Frontier logo]()
$222
This Expedia deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” 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.
Fri 11/271:58 pm -
1 stop24h 03m
Thu 12/310:29 pm -
1 stop21h 27m
Deal found 10/5![Frontier logo]()
$219
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 October 6, 2026.
Search for one-way flight options from Portland to Denver. Find affordable one-way fares based on user searches. Data last updated October 6, 2026.
This Super.com deal was found by Cheapflights users on 10/2. Clicking the “Pick Dates” 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 11/2510:10 pm -
1 stop19h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/2![Frontier logo]()
$120
This Kiwi.com deal was found by Cheapflights users on 10/1. Clicking the “Pick Dates” 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 12/47:51 pm -
1 stop12h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/1![Frontier logo]()
$122
This Southwest deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” 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 10/316:10 am -
1 stop6h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/5![Southwest logo]()
$123
This Cheapflightsfares deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” 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 11/611:06 am -
1 stop5h 57m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/5![Frontier logo]()
$124
This Cheapflightsfares deal was found by Cheapflights users on 10/1. Clicking the “Pick Dates” 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 11/1211:06 am -
1 stop5h 57m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/1![Frontier logo]()
$125
This Orbitz deal was found by Cheapflights users on 10/1. Clicking the “Pick Dates” 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.
Mon 11/211:06 am -
1 stop21h 39m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/1![Frontier logo]()
$126
This Kiwi.com deal was found by Cheapflights users on 10/1. Clicking the “Pick Dates” 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 10/2911:06 am -
2 stops45h 34m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/1![Frontier logo]()
$127
This Southwest deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” 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 11/25:00 am -
2 stops6h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/5![Southwest logo]()
$129
This Super.com deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” 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 10/3012:31 pm -
1 stop10h 18m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/5![Frontier logo]()
$130
This CheapOair deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2211:06 am -
1 stop21h 24m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/5![Frontier logo]()
$131
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 October 6, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $209 (Mytrip) |
One-way from | $120 (Super.com) |
Popular in | June |
Cheapest in | January |
Average price | $304 |
Good round-trip deal | $348 or less |
Good one-way deal | $187 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 7,457,451 searches. Data last updated October 6, 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
PortlandDenver
PDX Portland - DEN Denver Intl
PDXDEN
Portland
Thu 12/3
7:00 am-7:26 pm
2 stops11h 26m
Denver Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$157
PortlandDenver
PDX Portland - DEN Denver Intl
PDXDEN
Portland
Wed 12/2
9:00 am-7:26 pm
1 stop9h 26m
Denver Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$167
PortlandDenver
PDX Portland - DEN Denver Intl
PDXDEN
Portland
Wed 11/18
7:04 am-5:39 pm
2 stops9h 35m
Denver Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$170
Quickest round-trip
PortlandDenver
PDX Portland - DEN Denver Intl
PDXDEN
Portland
Sat 11/21
5:55 pm-9:35 pm
Nonstop2h 40m
Denver Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$179
PortlandDenver
PDX Portland - DEN Denver Intl
PDXDEN
Portland
Mon 11/2
10:47 am-2:27 pm
Nonstop2h 40m
Denver Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$179
PortlandDenver
PDX Portland - DEN Denver Intl
PDXDEN
Portland
Fri 11/20
10:30 am-2:10 pm
Nonstop2h 40m
Denver Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$179
PortlandDenver
PDX Portland - DEN Denver Intl
PDXDEN
Portland
Sat 12/5
9:59 am-5:19 pm
1 stop6h 20m
Denver Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$189
PortlandDenver
PDX Portland - DEN Denver Intl
PDXDEN
Portland
Sat 11/14
11:32 am-5:37 pm
1 stop5h 05m
Denver Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$189
PortlandDenver
PDX Portland - DEN Denver Intl
PDXDEN
Portland
Sat 10/31
5:49 pm-11:55 pm
1 stop5h 06m
Denver Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$189
PortlandDenver
PDX Portland - DEN Denver Intl
PDXDEN
Portland
Tue 10/27
5:30 am-12:49 pm
1 stop6h 19m
Denver Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$189
Showing 1-10 of 23 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 October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*1 star | |
| Price Accuracy1 star | Trust Score*3 stars | |
| 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, January is the cheapest month in which you can book a flight from Portland to Denver (average of $202). Flying from Portland to Denver in June is currently the most expensive (average of $317). 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 October 6, 2026.
A simple way to save on the total cost of your ticket is to fly from Portland to Denver in the afternoon. If you’re flexible enough to do this you can expect to save up to 19% 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 October 3, 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. Sunday evenings 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 12% of weekly flights between Portland and Denver have experienced delays in the past year, with the average delay time being 138 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 evening tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Sunday tends to have the lowest number of delays on this route, whereas Thursday 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 6% 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 October 6, 2026.
Peruse reviews from past customers who have flown with Alaska Airlines,Southwest, andUnited 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
Overall
7.9
Boarding
8.1
Entertainment
7.0
Crew
8.5
Comfort
7.8
Reviews
1 / 20
8.0
ExcellentAnonymous,Nov 2025
PDX - BNA
Food
7.0
Overall
7.9
Boarding
8.1
Entertainment
7.0
Crew
8.5
Comfort
7.8
Reviews
1 / 20
8.0
ExcellentAnonymous,Nov 2025
PDX - BNA
Food
7.0
Overall
7.9
Boarding
8.1
Entertainment
7.0
Crew
8.5
Comfort
7.8
Reviews
1 / 20
8.0
ExcellentAnonymous,Nov 2025
PDX - BNA
Food
7.0
Overall
7.9
Boarding
8.1
Entertainment
7.0
Crew
8.5
Comfort
7.8
Reviews
1 / 20
8.0
ExcellentAnonymous,Nov 2025
PDX - BNA
Food
7.0
Overall
7.9
Boarding
8.1
Entertainment
7.0
Crew
8.5
Comfort
7.8
Reviews
1 / 20
8.0
ExcellentAnonymous,Nov 2025
PDX - BNA
Food
7.0
Overall
7.9
Boarding
8.1
Entertainment
7.0
Crew
8.5
Comfort
7.8
Reviews
1 / 20
8.0
ExcellentAnonymous,Nov 2025
PDX - BNA
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
Westminster
Lakewood
Centennial
Black Hawk
Broomfield
Golden
Wheat Ridge
Silverthorne
Central City
Fort Morgan
Greeley
Frisco
Winter Park
Limon
Englewood
Manitou Springs
Glendale
Cripple Creek
Evergreen
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Complete your trip
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Other flights to Denver
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Search flights from Portland to Denver by cabin class
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Portland and Denver flights
Browse other Portland and Denver flight options. Last updated on October 6, 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 October 6, 2026.
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Check out other popular destinations found by fellow travelers in 2026
Top 6 airlines flying from Portland to Denver
Discover the top 6 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 7,457,451 searches. Data last updated October 6, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$55 | Average$206 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$88 | Average$227 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$126 | Average$279 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$142 | Average$288 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$148 | Average$319 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$153 | Average$311 | FlexibilityNo cancel fee | On-time69% |