$89 Cheap Delta flights Portland (PDX) to Denver (DEN)

View $89 flight on Tue, Aug 19, 2025Opens in a new window

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$89 Cheap Delta flights Portland (PDX) to Denver (DEN)

Prices were available within the past 7 days and start at $89 for one-way flights and $177 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sat, Aug 23 - Tue, Aug 26
PDX
Portland
DEN
Denver
$177 Roundtrip, just found
$177
Roundtrip
just found
Select Delta flight, departing Sat, Aug 23 from Portland to Denver, returning Tue, Aug 26, priced at $177 just found
Delta
Wed, Aug 20 - Wed, Aug 20
PDX
Portland
DEN
Denver
$181 Roundtrip, found 1 day ago
$181
Roundtrip
found 1 day ago
Select Delta flight, departing Wed, Aug 20 from Portland to Denver, returning Wed, Aug 20, priced at $181 found 1 day ago
Delta
Wed, Aug 13 - Fri, Aug 22
PDX
Portland
DEN
Denver
$189 Roundtrip, just found
$189
Roundtrip
just found
Select Delta flight, departing Wed, Aug 13 from Portland to Denver, returning Fri, Aug 22, priced at $189 just found
Flights from Portland (PDX) to Denver (DEN)
Origin airport
Portland Intl.
Destination airport
Denver Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Southwest Airlines, Sun Country Airlines, United
Popular airline
Alaska Airlines
Distance
989 mi
Average flight time
3 hours 29 mins

Frequently asked questions

How much is a Delta Air Lines flight from Portland Intl. Airport (PDX) to Denver Intl. Airport (DEN)?
Apply the "Price (lowest to highest)" filter on Expedia to look for cheap Delta Air Lines round-trip flights from $177 from PDX to DEN. Affordable one-way options from $89 are also on offer.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from PDX to DEN with Delta Air Lines?
January is one of the cheapest months to fly to Denver with Delta Air Lines. You could also find fantastic deals on one-way and round-trip fares in November.
What is the cheapest time to book flights from Portland Intl. Airport (PDX) to Denver Intl. Airport (DEN) with Delta Air Lines?
Look for cheap Delta Air Lines flights from Portland Intl. Airport (PDX) to Denver Intl. Airport (DEN) one to three months before your departure day. Travelers who book domestic flights 34 to 86 days in advance can save 25% compared to those who book just 6 to 12 days ahead. No matter the fare type and journey, the best day to book a domestic flight is generally Sunday and the most expensive is typically Monday. Passengers who book on a Sunday can save 6% on average compared to those who book their travel on a Monday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does Delta Air Lines fly nonstop from Portland Intl. Airport (PDX) to Denver Intl. Airport (DEN)?
Use the "Nonstop" filter when searching for direct Delta Air Lines flights from PDX to DEN. You can also compare other airlines offering the same nonstop journey.
What is the earliest Delta Air Lines flight from PDX to DEN?
Sort your results by "Morning" and "Early Morning" to browse the earliest flights from PDX to DEN. Jetting off early means you're 20% less likely to experience cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does Delta Air Lines fly into in Denver?
Denver Intl. Airport (DEN) is the primary Denver hub for Delta Air Lines flights from Portland Intl. Airport (PDX).
Why fly with Delta Air Lines from PDX to DEN?
With a rewarding loyalty program and an excellent in-flight experience, Delta Air Lines is a popular option for many passengers heading from PDX to DEN. What's more, if you're a Delta SkyMiles and One Key™ member booking through Expedia, you could earn OneKeyCash™* on eligible flights on top of your airline miles, which can be used on future travel.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
Can I change or cancel my Delta Air Lines flight from Portland Intl. Airport (PDX) to Denver Intl. Airport (DEN)?
Changes are generally free within 24 hours of booking, but your airline may charge you after that. For more details about modifying your reservation, go to your "Trips," select your flight and click on "Manage Booking." If you'd like the freedom to adjust your plans without additional costs, apply the "Changes included" or "No cancel fee" filter when planning your trip.

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*Available to One Key members.