$133 Cheap Frontier Airlines flights Washington (DCA) to Portland (PDX)

View $133 flight on Mon, Jul 28, 2025Opens in a new window

$133 Cheap Frontier Airlines flights Washington (DCA) to Portland (PDX)

Prices were available within the past 7 days and start at $133 for one-way flights and $235 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Mon, Aug 11 - Wed, Aug 13
DCA
Washington
PDX
Portland
$235 Roundtrip, found 3 days ago
$235
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Mon, Aug 11 from Washington to Portland, returning Wed, Aug 13, priced at $235 found 3 days ago
Frontier Airlines
Wed, Sep 10 - Mon, Sep 15
DCA
Washington
PDX
Portland
$238 Roundtrip, found 5 days ago
$238
Roundtrip
found 5 days ago
Select Frontier Airlines flight, departing Wed, Sep 10 from Washington to Portland, returning Mon, Sep 15, priced at $238 found 5 days ago
Frontier Airlines
Thu, Sep 4 - Fri, Sep 12
DCA
Washington
PDX
Portland
$240 Roundtrip, found 5 days ago
$240
Roundtrip
found 5 days ago
Select Frontier Airlines flight, departing Thu, Sep 4 from Washington to Portland, returning Fri, Sep 12, priced at $240 found 5 days ago
Frontier Airlines
Thu, Sep 4 - Mon, Sep 8
DCA
Washington
PDX
Portland
$245 Roundtrip, found 2 days ago
$245
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Thu, Sep 4 from Washington to Portland, returning Mon, Sep 8, priced at $245 found 2 days ago
Frontier Airlines
Fri, Sep 5 - Fri, Sep 12
DCA
Washington
PDX
Portland
$246 Roundtrip, found 5 days ago
$246
Roundtrip
found 5 days ago
Select Frontier Airlines flight, departing Fri, Sep 5 from Washington to Portland, returning Fri, Sep 12, priced at $246 found 5 days ago
Frontier Airlines
Wed, Oct 1 - Tue, Oct 7
DCA
Washington
PDX
Portland
$247 Roundtrip, found 1 day ago
$247
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Wed, Oct 1 from Washington to Portland, returning Tue, Oct 7, priced at $247 found 1 day ago
Flights from Washington (DCA) to Portland (PDX)
Origin airport
Ronald Reagan Washington National
Destination airport
Portland Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Hawaiian Airlines, JetBlue Airways, Southwest Airlines, United
Popular airline
Frontier Airlines
Distance
2343 mi
Average flight time
5 hours 48 mins

Frequently asked questions

How much is a Frontier Airlines flight from Ronald Reagan Washington National Airport (DCA) to Portland Intl. Airport (PDX)?
You'll find cheap return Frontier Airlines flights from $235 from DCA to PDX by organizing your results from "Price (lowest to highest)" on Expedia. Or search for bargains from $133 for a one-way journey.**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 DCA to PDX with Frontier Airlines?
Browse for one-way or return flights to Portland in January or December. You could find an affordable fare with Frontier Airlines during these off-peak times.
What is the cheapest time to book flights from Ronald Reagan Washington National Airport (DCA) to Portland Intl. Airport (PDX) with Frontier Airlines?
Begin your search one to three months ahead of your departure date to find cheaper fares on Frontier Airlines flights from Ronald Reagan Washington National Airport (DCA) to Portland Intl. Airport (PDX). You can save 25% by booking your domestic flight 34 to 86 days in advance compared to last-minute reservations made 6 to 12 days out. You could also cut costs by buying your fare on a Sunday, as it's 6% cheaper on average than a Monday, the most expensive day to book.* Time it well, and you can enjoy significant savings on domestic journeys.*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 Frontier Airlines fly nonstop from Ronald Reagan Washington National Airport (DCA) to Portland Intl. Airport (PDX)?
To see if there's a direct trip from DCA to PDX with Frontier Airlines or any other carriers, use our "Nonstop" filter when browsing for flights.
What is the earliest Frontier Airlines flight from DCA to PDX?
Search Frontier Airlines's earliest flights from DCA to PDX by selecting our "Morning" and "Early Morning" filters. Not only will you get to your destination sooner, early departures also experience 20% fewer 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 Frontier Airlines fly into in Portland?
Portland Intl. Airport (PDX) is the main Portland hub for Frontier Airlines flights from Ronald Reagan Washington National Airport (DCA).
Why fly with Frontier Airlines from DCA to PDX?
Offering a rewarding loyalty program, Frontier Airlines is a popular choice for many travelers departing from DCA to PDX. Plus, if you're a Frontier Miles and One Key™ member booking through Expedia, you can earn OneKeyCash™* on eligible flights on top of your airline miles.*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 Frontier Airlines flight from Ronald Reagan Washington National Airport (DCA) to Portland Intl. Airport (PDX)?
Depending on the type of ticket you purchased, a fee typically applies if you cancel or change your flight more than 24 hours after it's confirmed. To secure flexible plane tickets, select our "No cancel fee" or "Changes included" filter when you look for flights. For more information on modifying or canceling your reservation, go to "Trips," select your flight and click on "Manage Booking."

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*Available to One Key members.