S$243 Cheap Flights from Portland to Washington

View S$243 flight on Thu, 3 Jul,2025Opens in a new window

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Cheap Flights from Portland to Washington (PWM-DCA)

Prices were available within the past 7 days and start at S$243 for one-way flights and S$416 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Thu, 3 Jul - Mon, 7 Jul
PWM
Portland
DCA
Washington
S$416 Return, found 14 hours ago
S$416
Return
found 14 hours ago
Select American Airlines flight, departing Thu, 3 Jul from Portland to Washington, returning Mon, 7 Jul, priced at S$416 found 14 hours ago
United
Thu, 3 Jul - Sat, 5 Jul
PWM
Portland
DCA
Washington
S$426 Return, found 14 hours ago
S$426
Return
found 14 hours ago
Select United flight, departing Thu, 3 Jul from Portland to Washington, returning Sat, 5 Jul, priced at S$426 found 14 hours ago
American Airlines
Thu, 3 Jul - Mon, 7 Jul
PWM
Portland
DCA
Washington
S$429 Return, found 14 hours ago
S$429
Return
found 14 hours ago
Select American Airlines flight, departing Thu, 3 Jul from Portland to Washington, returning Mon, 7 Jul, priced at S$429 found 14 hours ago
Delta
Thu, 3 Jul - Mon, 7 Jul
PWM
Portland
DCA
Washington
S$442 Return, found 14 hours ago
S$442
Return
found 14 hours ago
Select Delta flight, departing Thu, 3 Jul from Portland to Washington, returning Mon, 7 Jul, priced at S$442 found 14 hours ago
American Airlines
Thu, 3 Jul - Sat, 5 Jul
PWM
Portland
DCA
Washington
S$457 Return, found 14 hours ago
S$457
Return
found 14 hours ago
Select American Airlines flight, departing Thu, 3 Jul from Portland to Washington, returning Sat, 5 Jul, priced at S$457 found 14 hours ago
American Airlines
Thu, 3 Jul - Sat, 5 Jul
PWM
Portland
DCA
Washington
S$470 Return, found 14 hours ago
S$470
Return
found 14 hours ago
Select American Airlines flight, departing Thu, 3 Jul from Portland to Washington, returning Sat, 5 Jul, priced at S$470 found 14 hours ago
United
Thu, 3 Jul - Sun, 6 Jul
PWM
Portland
DCA
Washington
S$476 Return, found 14 hours ago
S$476
Return
found 14 hours ago
Select United flight, departing Thu, 3 Jul from Portland to Washington, returning Sun, 6 Jul, priced at S$476 found 14 hours ago
American Airlines
Thu, 3 Jul - Sat, 5 Jul
PWM
Portland
DCA
Washington
S$477 Return, found 14 hours ago
S$477
Return
found 14 hours ago
Select American Airlines flight, departing Thu, 3 Jul from Portland to Washington, returning Sat, 5 Jul, priced at S$477 found 14 hours ago
American Airlines
Thu, 3 Jul - Mon, 7 Jul
PWM
Portland
DCA
Washington
S$478 Return, found 14 hours ago
S$478
Return
found 14 hours ago
Select American Airlines flight, departing Thu, 3 Jul from Portland to Washington, returning Mon, 7 Jul, priced at S$478 found 14 hours ago
American Airlines
Thu, 3 Jul - Mon, 7 Jul
PWM
Portland
DCA
Washington
S$484 Return, found 14 hours ago
S$484
Return
found 14 hours ago
Select American Airlines flight, departing Thu, 3 Jul from Portland to Washington, returning Mon, 7 Jul, priced at S$484 found 14 hours ago
American Airlines
Thu, 3 Jul - Sat, 5 Jul
PWM
Portland
DCA
Washington
S$491 Return, found 14 hours ago
S$491
Return
found 14 hours ago
Select American Airlines flight, departing Thu, 3 Jul from Portland to Washington, returning Sat, 5 Jul, priced at S$491 found 14 hours ago
Portland to Washington route information
Origin airport
Portland Intl. Jetport
Destination airport
Ronald Reagan Washington National
Airlines serving
American Airlines, Delta, United
Return price
S$416
Distance
770 km

Flights from Portland to Washington

When looking for plane tickets from Portland to Washington, the ease and convenience of using Expedia simply can’t be beat. With tons of departure points and flights options from the top airline carriers, Expedia gives you the widest array of cheap flights to Washington. Look for PWM to DCA airfare with the assurance that you have the largest online travel agency working for you.

Expedia lets you search across the largest number of airlines and Washington flights, which means that you’ll be able to find a great flight deal at the perfect travel date and time. Our simple-to-use booking engine makes looking for terrific bargains easy and hassle-free; just enter your travel dates and departure city, and let Expedia do the rest! Adjust your travel dates and explore connecting flights to find an even better deal on your Portland Washington flight!

Browse through dozens of options and rest assured that you’re seeing the best price guaranteed! Our friendly customer service representatives are here to serve you 24 hours day to provide assistance and answer any questions that you may have about booking your Portland to Washington trip. There’s simply no substitute for great prices suited to your travel needs and backed by excellent customer support.

Combine your Washington flight with a hotel and/or car rental for a package deal designed to save you even more money! Discover additional savings by booking in advance or find a last minute deal. There are tons of ways to save on your flights from Portland to Washington with Expedia. Use us as your stop travel destination and have the confidence that you’re getting a bargain!

Frequently asked questions

How much is a flight from PWM to DCA?
The lowest price advertised for a round-trip flight from Portland Intl. Jetport to DCA is S$416. But you better act quick. This price is taken from fares available 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. Jetport to National Airport?
This can vary between air carriers, as each has its own set of terms and conditions. Visit the Customer Service Portal, where you’ll find simple instructions on how to cancel online.
How do I find cheap flights from Portland Intl. Jetport Airport (PWM) to National Airport 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 Portland Intl. Jetport Airport (PWM) to Ronald Reagan Washington National Airport (DCA) flights, you’ll see a “no change fees” filter for you to select.
How far is the flight from Portland Intl. Jetport to National Airport?
It’s only 780 kilometres from Portland Intl. Jetport Airport (PWM) to National Airport. It’s quite possible that you’ll spend more time travelling to and from the airport than you will actually flying!
Which airlines fly direct from Portland Intl. Jetport Airport (PWM) to DCA?
Flying nonstop from Portland Intl. Jetport Airport (PWM) to Ronald Reagan Washington National Airport (DCA) is simple with American Airlines (AA). This popular carrier offers 95 flights every month.
Are PWM to Ronald Reagan Washington National Airport (DCA) flight tickets cheaper when they're purchased at the last minute?
Flight prices change all the time, so it’s no sure thing. While last-minute flight deals between Portland Intl. Jetport Airport (PWM) and DCA are possible, it also makes sense to keep track of prices well before you fly. In fact, some air carriers publicize their prices up to 12 months prior to the departure date. Expedia is continuously updating the biggest airfare bargains around, so keep checking back and be ready to grab your seat when the price is right.
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