S$219 Cheap Flights from Portland to Washington

View S$219 flight on Sat, 7 Feb, 2026Opens 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 S$219 for one-way flights and S$386 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sat, 7 Feb - Sat, 14 Feb
PDX
Portland
DCA
Washington
S$386 Return, found 18 hours ago
S$386
Return
found 18 hours ago
Select Delta flight, departing Sat, 7 Feb from Portland to Washington, returning Sat, 14 Feb, priced at S$386 found 18 hours ago
Delta
Sat, 7 Feb - Sat, 14 Feb
PDX
Portland
DCA
Washington
S$466 Return, found 18 hours ago
S$466
Return
found 18 hours ago
Select Delta flight, departing Sat, 7 Feb from Portland to Washington, returning Sat, 14 Feb, priced at S$466 found 18 hours ago
Delta
Sat, 7 Feb - Sat, 14 Feb
PDX
Portland
DCA
Washington
S$503 Return, found 18 hours ago
S$503
Return
found 18 hours ago
Select Delta flight, departing Sat, 7 Feb from Portland to Washington, returning Sat, 14 Feb, priced at S$503 found 18 hours ago
United
Sat, 7 Feb - Sat, 14 Feb
PDX
Portland
DCA
Washington
S$510 Return, found 18 hours ago
S$510
Return
found 18 hours ago
Select United flight, departing Sat, 7 Feb from Portland to Washington, returning Sat, 14 Feb, priced at S$510 found 18 hours ago
American Airlines
Sat, 7 Feb - Sat, 14 Feb
PDX
Portland
DCA
Washington
S$515 Return, found 18 hours ago
S$515
Return
found 18 hours ago
Select American Airlines flight, departing Sat, 7 Feb from Portland to Washington, returning Sat, 14 Feb, priced at S$515 found 18 hours ago
United
Sat, 7 Feb - Sat, 14 Feb
PDX
Portland
DCA
Washington
S$516 Return, found 18 hours ago
S$516
Return
found 18 hours ago
Select United flight, departing Sat, 7 Feb from Portland to Washington, returning Sat, 14 Feb, priced at S$516 found 18 hours ago
Delta
Sat, 7 Feb - Sat, 14 Feb
PDX
Portland
DCA
Washington
S$529 Return, found 18 hours ago
S$529
Return
found 18 hours ago
Select Delta flight, departing Sat, 7 Feb from Portland to Washington, returning Sat, 14 Feb, priced at S$529 found 18 hours ago
American Airlines
Sat, 7 Feb - Sat, 14 Feb
PDX
Portland
DCA
Washington
S$542 Return, found 18 hours ago
S$542
Return
found 18 hours ago
Select American Airlines flight, departing Sat, 7 Feb from Portland to Washington, returning Sat, 14 Feb, priced at S$542 found 18 hours ago
United
Sat, 7 Feb - Sat, 14 Feb
PDX
Portland
DCA
Washington
S$556 Return, found 18 hours ago
S$556
Return
found 18 hours ago
Select United flight, departing Sat, 7 Feb from Portland to Washington, returning Sat, 14 Feb, priced at S$556 found 18 hours ago
United
Sat, 7 Feb - Sat, 14 Feb
PDX
Portland
DCA
Washington
S$557 Return, found 18 hours ago
S$557
Return
found 18 hours ago
Select United flight, departing Sat, 7 Feb from Portland to Washington, returning Sat, 14 Feb, priced at S$557 found 18 hours ago
United
Sat, 7 Feb - Sat, 14 Feb
PDX
Portland
DCA
Washington
S$564 Return, found 18 hours ago
S$564
Return
found 18 hours ago
Select United flight, departing Sat, 7 Feb from Portland to Washington, returning Sat, 14 Feb, priced at S$564 found 18 hours ago
American Airlines
Sat, 7 Feb - Sat, 14 Feb
PDX
Portland
DCA
Washington
S$569 Return, found 18 hours ago
S$569
Return
found 18 hours ago
Select American Airlines flight, departing Sat, 7 Feb from Portland to Washington, returning Sat, 14 Feb, priced at S$569 found 18 hours ago
Delta
Sat, 7 Feb - Sat, 14 Feb
PDX
Portland
DCA
Washington
S$659 Return, found 18 hours ago
S$659
Return
found 18 hours ago
Select Delta flight, departing Sat, 7 Feb from Portland to Washington, returning Sat, 14 Feb, priced at S$659 found 18 hours ago

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

January is typically the cheapest month to fly

From S$180 - S$592 per traveller.
Portland to Washington route information
Origin airport
Portland Intl.
Destination airport
Ronald Reagan Washington National
Airlines serving
American Airlines, Delta, United
Return price
S$386
Distance
3750 km
Average flight time
9 hours 48 mins

Perfect flights from Portland to Washington

Your Journey from Portland to Washington

Start your unforgettable journey with Expedia. Our broad selection of flights from Portland to Washington caters to every travel need. Whether you're yearning for a romantic escape, a solo adventure, or a cultural immersion, we've got you covered.
 

Choosing Your Ideal Flight

With Expedia, you have access to a wide range of airlines, including Delta, American Airlines, United. Our selection of flights from Portland Intl. to Ronald Reagan Washington National caters to every traveler's requirements, ensuring your journey aligns with your schedule. With options from 17 airlines, you're bound to find the perfect flight.
 

Maximizing Value with Portland to Washington Flights

Experience the joy of finding cheap flights from Portland Intl. to Ronald Reagan Washington National that fit your budget. Keep an eye out for our special deals and discounts, and check our flexible one-way fares from S$219 and roundtrip prices from S$386*.
 

Pre-Flight Essentials

Ensure a smooth journey from Portland to Washington with Expedia. From information about check-in times and in-flight amenities to guidance on baggage policies, we provide all the essentials to prepare you for your flight.
 

Experience the Vibrant Washington

Picture yourself stepping off the plane in Washington and immersing yourself in the unique atmosphere of . From local markets to cultural festivals, each city offers its distinct charm. Make the most of your trip by exploring local attractions and indulging in the local cuisine. With Expedia, explore all this and more, tailored to your budget.
 

Added Convenience on Your Portland to Washington Flight

Traveling with Expedia is more than just a flight. We offer details about in-flight amenities, baggage policies, and more to ensure a smooth and hassle-free journey. Choose from our variety of airlines and embark on a memorable journey from Portland to Washington.
 

Beyond the Flight – Exploring Washington

With Expedia, your adventure extends beyond the flight. Explore Washington at your own pace by renting a car or booking a hotel. Discover hidden gems off the beaten path and create unforgettable memories.
 

Book Your Flight from Portland to Washington with Confidence

Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support make your travel experience seamless and stress-free. Embark on your journey from Portland to Washington with confidence. Book your travel arrangements with Expedia today.
 
*Note: Prices may vary based on availability and are subject to change.

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 S$386. 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 kilometres. 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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