₩244,600 Cheap Flights from Portland (PDX) to Washington (DCA)

View ₩244,600 flight on Thu, Sep 25, 2025Opens in a new window

Popular airlines from Portland International Airport (PDX) to Ronald Reagan Washington National Airport (DCA)

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Cheap Flights from Portland to Washington (PDX-DCA)

Prices were available within the past 7 days and start at ₩244,600 for one-way flights and ₩461,700 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Thu, Sep 25 - Sat, Oct 4
PDX
Portland
DCA
Washington
₩461,700 Roundtrip, found 1 day ago
₩461,700
Roundtrip
found 1 day ago
Select Delta flight, departing Thu, Sep 25 from Portland to Washington, returning Sat, Oct 4, priced at ₩461,700 found 1 day ago
Delta
Thu, Sep 25 - Sat, Oct 4
PDX
Portland
DCA
Washington
₩544,000 Roundtrip, found 1 day ago
₩544,000
Roundtrip
found 1 day ago
Select Delta flight, departing Thu, Sep 25 from Portland to Washington, returning Sat, Oct 4, priced at ₩544,000 found 1 day ago
Delta
Thu, Sep 25 - Sat, Oct 4
PDX
Portland
DCA
Washington
₩557,800 Roundtrip, found 1 day ago
₩557,800
Roundtrip
found 1 day ago
Select Delta flight, departing Thu, Sep 25 from Portland to Washington, returning Sat, Oct 4, priced at ₩557,800 found 1 day ago

Find the cheapest month to fly from Portland (PDX) to Washington (DCA)

October is typically the cheapest month to fly

From ₩191,399 - ₩530,783 per traveler.

Graph displaying average flight prices per month

Flights from Portland (PDX) to Washington (DCA)
Origin airport
Portland Intl.
Destination airport
Ronald Reagan Washington National
Airlines serving
American Airlines, Delta, United
Roundtrip price
₩461,700
Distance
3750 km

Portland to Washington Flights

Sometimes you just need to get out of town or maybe you’re looking for a change of scenery. Regardless of the reason, a flight from Portland to Washington will do just the trick! Go on, plan to see all the famous landmarks and eat your weight in the local cuisine. Your trip is beckoning, so answer the call by packing your suitcase and filling your travel itinerary with exploring Washington.

Whether you’re flying for business or jet-setting on your personal time, you’ve come to the right place. Here at Expedia.com, we’ll pair you up with PDX to DCA flights that won’t make your bank account wince. Ready to temporarily leave behind Portland for new horizons? Browse through our cheap airfare, and filter by flight times and dates until you find just what you had in mind. From flights without layovers to ones that arrive early in the morning, you’ll come across plane tickets that suit your travel preferences. You can even bundle your flight to DCA with hotels and car rentals to score even bigger savings.

All set to hit the clouds? Book your travel arrangements with us today and have left-over money to put toward your travel outings and adventures.

Frequently asked questions

How much is a flight from PDX to National Airport?
The lowest price advertised for a round-trip journey from Portland Intl. Airport (PDX) to Ronald Reagan Washington National Airport (DCA) is ₩461,700. But you better act quick. This price is based on fares listed within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Portland Intl. Airport (PDX) to DCA?
We understand that life can throw the odd curveball, so we've made it as hassle-free as possible for you to cancel your trip online. Just visit the Customer Service Portal and follow the instructions.
How do I find cheap flights from Portland Intl. Airport (PDX) to DCA that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for PDX Airport to DCA flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Portland Intl. Airport (PDX) to National Airport?
The flight distance from Portland to Arlington is 3,800 kilometers. Bring a drink, some snacks and an interesting book to read. Keep yourself busy in the air and the time will fly by.
Which airlines fly direct from Portland Airport to Ronald Reagan Washington National Airport (DCA)?
Alaska Airlines (AS) will get you from Portland Airport to DCA comfortably and reliably. You can choose from 30 flights every month along this route.
Are Portland Intl. Airport (PDX) to Ronald Reagan Washington National Airport (DCA) flight tickets cheaper when they're purchased at the last minute?
Flight prices from PDX Airport to Ronald Reagan Washington National Airport (DCA) are available up to 12 months before departure on Expedia. And although you may score great last-minute deal, it's not something you should bank on. Also, booking your flights ahead of time means you'll have more options — and you can avoid being wedged in the dreaded middle seat! We frequently update our fares to bring you the best bargains, so check back often for all the latest specials.

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