$89+ Cheap flights from Portland (PDX) to Estes Park, CO
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 5/15. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — DEN
Jun 1 — Jun 81
Round-trip
1 adult, Economy
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Find cheap flights from Portland to Estes Park 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 Estes Park are usually found in August or September, booked 83 days in advance, depart on a Friday or Thursday and return on a Wednesday
Cheap flight deals from Portland to Estes Park
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Best
Last-minute
One-way
Cheapest flights from Portland to Estes ParkExplore the most affordable flight options available from Portland to Estes Park. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 2, 2026.
Explore the most affordable flight options available from Portland to Estes Park. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 2, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 4/28. 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 6/412:35 pm
PDX
- DEN
Nonstop2h 48m
Frontier
Sun 6/710:39 pm
DEN
- PDX
1 stop14h 11m
Frontier
Deal found 4/28![Frontier logo]()
$143
This CheapOair deal was found by Cheapflights users on 4/28. 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 5/2812:35 pm
PDX
- DEN
Nonstop2h 48m
Frontier
Thu 6/47:00 am
DEN
- PDX
1 stop5h 50m
Frontier
Deal found 4/28![Frontier logo]()
$144
This Kiwi.com deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/3012:35 pm
PDX
- DEN
Nonstop2h 48m
Frontier
Mon 6/17:00 am
DEN
- PDX
1 stop5h 50m
Frontier
Deal found 4/28![Frontier logo]()
$147
This Kiwi.com deal was found by Cheapflights users on 4/27. 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 5/188:46 pm
PDX
- DEN
2 stops20h 21m
Frontier
Sat 5/233:00 pm
DEN
- PDX
Nonstop2h 46m
Frontier
Deal found 4/27![Frontier logo]()
$148
This Kiwi.com deal was found by Cheapflights users on 4/29. 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 5/2512:35 pm
PDX
- DEN
Nonstop2h 48m
Frontier
Mon 6/16:10 am
DEN
- PDX
1 stop5h 10m
Frontier
Deal found 4/29![Frontier logo]()
$152
This Cheapflightsfares deal was found by Cheapflights users on 4/30. 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.
Wed 7/155:16 pm
PDX
- DEN
Nonstop2h 43m
Frontier
Wed 7/227:26 pm
DEN
- PDX
1 stop23h 38m
Frontier
Deal found 4/30![Frontier logo]()
$153
This Cheapflightsfares deal was found by Cheapflights users on 4/30. 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.
Tue 5/265:46 pm
PDX
- DEN
Nonstop2h 52m
Frontier
Sat 5/307:00 am
DEN
- PDX
1 stop5h 50m
Frontier
Deal found 4/30![Frontier logo]()
$154
This Expedia deal was found by Cheapflights users on 4/28. 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.
Wed 6/245:20 pm
PDX
- DEN
Nonstop2h 41m
Frontier
Sun 6/283:10 pm
DEN
- PDX
Nonstop2h 47m
Frontier
Deal found 4/28![Frontier logo]()
$155
This Orbitz deal was found by Cheapflights users on 4/28. 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.
Sat 5/2312:35 pm
PDX
- DEN
Nonstop2h 48m
Multiple Airlines
Wed 5/275:58 pm
DEN
- PDX
Nonstop2h 48m
Multiple Airlines
Deal found 4/28![Multiple Airlines logo]()
$156
This Kiwi.com deal was found by Cheapflights users on 4/30. 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 5/2812:35 pm
PDX
- DEN
Nonstop2h 48m
Frontier
Fri 6/510:29 pm
DEN
- PDX
1 stop12h 51m
Frontier
Deal found 4/30![Frontier logo]()
$157
This Frontier deal was found by Cheapflights users on 4/27. 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.
Sun 5/1712:35 pm
PDX
- DEN
Nonstop2h 48m
Frontier
Sat 5/233:00 pm
DEN
- PDX
Nonstop2h 46m
Frontier
Deal found 4/27![Frontier logo]()
$158
This Kiwi.com deal was found by Cheapflights users on 4/27. 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 5/188:46 pm
PDX
- DEN
2 stops20h 21m
Frontier
Thu 5/213:00 pm
DEN
- PDX
Nonstop2h 46m
Frontier
Deal found 4/27![Frontier logo]()
$159
Best flights from Portland to Estes ParkDiscover carefully curated flight deals from Portland to Estes Park that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 2, 2026.
Discover carefully curated flight deals from Portland to Estes Park that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 2, 2026.
This Alaska Airlines deal was found by Cheapflights users on 5/1. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/35:50 pm
PDX
- DEN
1 stop5h 09m
Alaska Airlines
Sat 6/68:00 am
DEN
- PDX
Nonstop2h 49m
Alaska Airlines
Deal found 5/1![Alaska Airlines logo]()
$227
This United Airlines deal was found by Cheapflights users on 4/29. 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 7/206:50 pm
PDX
- DEN
Nonstop2h 38m
United Airlines
Sun 7/269:20 pm
DEN
- PDX
Nonstop2h 43m
United Airlines
Deal found 4/29![United Airlines logo]()
$247
This Delta deal was found by Cheapflights users on 4/29. 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 7/225:50 pm
PDX
- DEN
1 stop4h 54m
Delta
Sat 7/256:35 pm
DEN
- PDX
1 stop5h 03m
Delta
Deal found 4/29![Delta logo]()
$267
This Southwest deal was found by Cheapflights users on 5/1. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/55:50 am
PDX
- DEN
2 stops8h 55m
Southwest
Sun 8/96:05 am
DEN
- PDX
1 stop6h 00m
Southwest
Deal found 5/1![Southwest logo]()
$352
This Alaska Airlines deal was found by Cheapflights users on 4/29. 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 8/116:04 pm
PDX
- DEN
Nonstop2h 36m
Alaska Airlines
Mon 8/178:00 am
DEN
- PDX
Nonstop2h 46m
Alaska Airlines
Deal found 4/29![Alaska Airlines logo]()
$247
This United Airlines deal was found by Cheapflights users on 5/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/35:00 am
PDX
- DEN
Nonstop2h 39m
United Airlines
Tue 9/86:00 am
DEN
- PDX
1 stop5h 12m
United Airlines
Deal found 5/1![United Airlines logo]()
$253
This Delta deal was found by Cheapflights users on 4/28. 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 7/155:30 am
PDX
- DEN
1 stop5h 32m
Delta
Mon 7/206:30 am
DEN
- PDX
1 stop6h 11m
Delta
Deal found 4/28![Delta logo]()
$267
This United Airlines deal was found by Cheapflights users on 4/29. 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 7/75:00 am
PDX
- DEN
Nonstop2h 31m
United Airlines
Mon 7/136:00 am
DEN
- PDX
1 stop5h 20m
United Airlines
Deal found 4/29![United Airlines logo]()
$257
This Southwest deal was found by Cheapflights users on 4/28. 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 9/121:35 pm
PDX
- DEN
2 stops8h 10m
Southwest
Mon 9/1412:45 pm
DEN
- PDX
2 stops7h 30m
Southwest
Deal found 4/28![Southwest logo]()
$357
This United Airlines deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/54:15 pm
PDX
- DEN
Nonstop2h 36m
United Airlines
Mon 6/84:00 pm
DEN
- PDX
Nonstop2h 44m
United Airlines
Deal found 4/27![United Airlines logo]()
$317
This Southwest deal was found by Cheapflights users on 5/1. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/1010:00 am
PDX
- DEN
2 stops6h 40m
Southwest
Mon 7/134:35 pm
DEN
- PDX
1 stop6h 35m
Southwest
Deal found 5/1![Southwest logo]()
$362
This Delta deal was found by Cheapflights users on 5/1. 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.
Wed 6/241:15 pm
PDX
- DEN
1 stop5h 49m
Delta
Sun 6/286:30 am
DEN
- PDX
1 stop5h 09m
Delta
Deal found 5/1![Delta logo]()
$378
Last-minute flights from Portland to Estes ParkDiscover last-minute flight deals from Portland to Estes Park. Data last updated May 2, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Estes Park. Data last updated May 2, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 4/27. 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 5/188:46 pm
PDX
- DEN
2 stops20h 21m
Frontier
Sat 5/233:00 pm
DEN
- PDX
Nonstop2h 46m
Frontier
Deal found 4/27![Frontier logo]()
$148
This Expedia deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/197:17 am
PDX
- DEN
Nonstop2h 49m
Multiple Airlines
Sat 5/233:00 pm
DEN
- PDX
Nonstop2h 46m
Multiple Airlines
Deal found 4/27![Multiple Airlines logo]()
$153
This Frontier deal was found by Cheapflights users on 4/27. 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 5/2112:35 pm
PDX
- DEN
Nonstop2h 48m
Frontier
Sat 5/233:00 pm
DEN
- PDX
Nonstop2h 46m
Frontier
Deal found 4/27![Frontier logo]()
$143
This Orbitz deal was found by Cheapflights users on 4/28. 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.
Sat 5/2312:35 pm
PDX
- DEN
Nonstop2h 48m
Multiple Airlines
Wed 5/275:58 pm
DEN
- PDX
Nonstop2h 48m
Multiple Airlines
Deal found 4/28![Multiple Airlines logo]()
$156
This Cheapflightsfares deal was found by Cheapflights users on 4/30. 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 5/2312:35 pm
PDX
- DEN
Nonstop2h 48m
Frontier
Mon 5/257:00 am
DEN
- PDX
1 stop5h 50m
Frontier
Deal found 4/30![Frontier logo]()
$158
This Super.com deal was found by Cheapflights users on 5/1. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/2312:35 pm
PDX
- DEN
Nonstop2h 48m
Frontier
Sun 5/243:00 pm
DEN
- PDX
Nonstop2h 46m
Frontier
Deal found 5/1![Frontier logo]()
$159
This Super.com deal was found by Cheapflights users on 4/28. 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 5/2512:35 pm
PDX
- DEN
Nonstop2h 48m
Frontier
Mon 6/13:00 pm
DEN
- PDX
Nonstop2h 46m
Frontier
Deal found 4/28![Frontier logo]()
$152
This Cheapflightsfares deal was found by Cheapflights users on 4/30. 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.
Tue 5/265:46 pm
PDX
- DEN
Nonstop2h 52m
Frontier
Sat 5/307:00 am
DEN
- PDX
1 stop5h 50m
Frontier
Deal found 4/30![Frontier logo]()
$154
This Super.com deal was found by Cheapflights users on 4/28. 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 5/2812:35 pm
PDX
- DEN
Nonstop2h 48m
Frontier
Thu 6/47:00 am
DEN
- PDX
1 stop5h 50m
Frontier
Deal found 4/28![Frontier logo]()
$144
This Kiwi.com deal was found by Cheapflights users on 4/30. 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 5/2812:35 pm
PDX
- DEN
Nonstop2h 48m
Frontier
Fri 6/510:29 pm
DEN
- PDX
1 stop12h 51m
Frontier
Deal found 4/30![Frontier logo]()
$157
This Kiwi.com deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/3012:35 pm
PDX
- DEN
Nonstop2h 48m
Frontier
Mon 6/17:00 am
DEN
- PDX
1 stop5h 50m
Frontier
Deal found 4/28![Frontier logo]()
$147
One-way flights from Portland to Estes ParkSearch for one-way flight options from Portland to Estes Park. Find affordable one-way fares based on user searches. Data last updated May 2, 2026.
Search for one-way flight options from Portland to Estes Park. Find affordable one-way fares based on user searches. Data last updated May 2, 2026.
This Super.com deal was found by Cheapflights users on 4/29. 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 5/155:31 pm
PDX
- DEN
1 stop6h 07m
Frontier
Deal found 4/29![Frontier logo]()
$89
This Super.com deal was found by Cheapflights users on 4/28. 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 6/2612:26 pm
PDX
- DEN
Nonstop2h 42m
Frontier
Deal found 4/28![Frontier logo]()
$94
This Super.com deal was found by Cheapflights users on 4/30. 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 5/149:46 pm
PDX
- DEN
1 stop10h 52m
Frontier
Deal found 4/30![Frontier logo]()
$95
This Cheapflightsfares deal was found by Cheapflights users on 4/30. 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 6/111:15 am
PDX
- DEN
1 stop21h 23m
Frontier
Deal found 4/30![Frontier logo]()
$96
This Kiwi.com deal was found by Cheapflights users on 4/29. 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 5/295:31 pm
PDX
- DEN
1 stop6h 07m
Frontier
Deal found 4/29![Frontier logo]()
$98
This Frontier deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/225:16 pm
PDX
- DEN
Nonstop2h 43m
Frontier
Deal found 4/27![Frontier logo]()
$99
This Cheapflightsfares deal was found by Cheapflights users on 4/28. 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 5/2212:35 pm
PDX
- DEN
Nonstop2h 48m
Frontier
Deal found 4/28![Frontier logo]()
$100
This Kiwi.com deal was found by Cheapflights users on 4/27. 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 5/188:46 pm
PDX
- DEN
2 stops24h 23m
Frontier
Deal found 4/27![Frontier logo]()
$103
Find flight deals from Portland to Estes Park
Keep the following information in mind while searching for Portland to Estes Park flight deals. Data was last updated May 2, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $143 (Cheapflightsfares) |
One-way from | $89 (Super.com) |
Popular in | March |
Cheapest in | August |
Average price | $238 |
Cheapflights Fare Finder
Customize your flight search to find flights from Portland to Estes Park 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 2, 2026.
Use the filters below to find and compare flights from Portland to Estes Park that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
PortlandDenver
PDX - DEN
PDXDEN
Portland
Wed 6/3
5:50 pm-11:59 pm
1 stop5h 09m
Denver Intl
Sat 6/6
8:00 am-9:49 am
Nonstop2h 49m
$227
PortlandDenver
PDX - DEN
PDXDEN
Portland
Mon 7/20
6:50 pm-10:28 pm
Nonstop2h 38m
Denver Intl
Sun 7/26
9:20 pm-11:03 pm
Nonstop2h 43m
$247
PortlandDenver
PDX - DEN
PDXDEN
Portland
Tue 8/11
6:04 pm-9:40 pm
Nonstop2h 36m
Denver Intl
Mon 8/17
8:00 am-9:46 am
Nonstop2h 46m
$247
PortlandDenver
PDX - DEN
PDXDEN
Portland
Thu 9/3
5:00 am-8:39 am
Nonstop2h 39m
Denver Intl
Tue 9/8
6:00 am-10:12 am
1 stop5h 12m
$253
PortlandDenver
PDX - DEN
PDXDEN
Portland
Tue 7/7
5:00 am-8:31 am
Nonstop2h 31m
Denver Intl
Mon 7/13
6:00 am-10:20 am
1 stop5h 20m
$257
PortlandDenver
PDX - DEN
PDXDEN
Portland
Wed 7/22
5:50 pm-11:44 pm
1 stop4h 54m
Denver Intl
Sat 7/25
6:35 pm-10:38 pm
1 stop5h 03m
$267
PortlandDenver
PDX - DEN
PDXDEN
Portland
Wed 7/15
5:30 am-12:02 pm
1 stop5h 32m
Denver Intl
Mon 7/20
6:30 am-11:41 am
1 stop6h 11m
$267
Quickest round-trip
PortlandDenver
PDX - DEN
PDXDEN
Portland
Fri 6/5
4:15 pm-7:51 pm
Nonstop2h 36m
Denver Intl
Mon 6/8
4:00 pm-5:44 pm
Nonstop2h 44m
$317
PortlandDenver
PDX - DEN
PDXDEN
Portland
Wed 8/5
5:50 am-3:45 pm
2 stops8h 55m
Denver Intl
Sun 8/9
6:05 am-11:05 am
1 stop6h 00m
$352
PortlandDenver
PDX - DEN
PDXDEN
Portland
Sat 9/12
1:35 pm-10:45 pm
2 stops8h 10m
Denver Intl
Mon 9/14
12:45 pm-7:15 pm
2 stops7h 30m
$357
Showing 1-10 of 24 resultsSorted by cheapest first
Best time to book a flight from Portland to Estes Park
Have a flexible travel schedule? Discover the best time to fly to Estes Park 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 Estes Park
PDX-ES9
PDX-DEN
What is the cheapest time of day to fly from PDX to ES9?
Find hourly flight availability from Portland to Estes Park. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 2, 2026.
It’s optimal to fly from Portland to Estes Park in the evening. By choosing this option you can save up to 16% on the cost of your flight, compared to a flight in the morning.
What is the cheapest day to fly from Portland to Estes Park?
Use this chart to determine the cheapest time to fly round-trip from Portland to Estes Park. Price data was last updated on April 25, 2026.
Travelers seeking maximum savings on their Portland to Estes Park flight should consider departing on Friday afternoons 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.
Weekly flight availability from Portland to Estes Park
Explore weekly flight availability from Portland to Estes Park. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated May 2, 2026.
The most flights from PDX to ES9 are scheduled on a Monday (16 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (6 on average).
How much does it cost to fly round-trip from Portland to Estes Park?
Reviews of airlines servicing Estes Park
Get insights into the airlines that provide service to Estes Park. 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 Estes Park. Reviews last updated May 2, 2026.
Get a feel of what it's like to fly with Southwest,Alaska Airlines, andHawaiian Airlines from Portland to Estes Park by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Overall
8.0
Food
7.0
Comfort
8.0
Entertainment
7.5
Crew
8.6
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Boarding
8.1
Overall
8.0
Food
7.0
Comfort
8.0
Entertainment
7.5
Crew
8.6
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Boarding
8.1
Overall
8.0
Food
7.0
Comfort
8.0
Entertainment
7.5
Crew
8.6
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Boarding
8.1
Overall
8.0
Food
7.0
Comfort
8.0
Entertainment
7.5
Crew
8.6
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Boarding
8.1
Overall
8.0
Food
7.0
Comfort
8.0
Entertainment
7.5
Crew
8.6
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Boarding
8.1
Overall
8.0
Food
7.0
Comfort
8.0
Entertainment
7.5
Crew
8.6
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Related info for your journey
Find useful and relevant information for your journey from Portland to Estes Park. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Portland to Estes Park
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Complete your trip
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Portland and Estes Park flights
Browse other Portland and Estes Park flight options. Last updated on May 2, 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 2, 2026.
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Portland to Estes Park flights
Consider these flights traveling from Portland to Estes Park.
Top 6 airlines flying from Portland to Estes Park
Discover the top 6 airlines that operate flights from Portland to Estes Park. 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 2, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$56 | Average$154 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$88 | Average$231 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$98 | Average$198 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$140 | Average$259 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$145 | Average$381 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$147 | Average$260 | FlexibilityNo cancel fee | On-time63% |