Find Cheap Flights from Portland to Washington, D.C. (PDX - WAS)

Flights overview

Useful information for finding cheap flights from Portland to Washington, D.C. and booking your next trip

Cheapest round-trip flights	$225	Southwest 1 stop 13 hr Sat, May 2 — Sat, May 9	The cheapest round-trip flight from Portland to Washington, D.C. is currently $225
Cheapest one-way flight	$102	Southwest Nonstop 5 hr Sat, Jun 6	The cheapest one-way flight from Portland to Washington, D.C. is currently $102
Cheapest nonstop flights	$240	Alaska Nonstop 6 hr Sat, May 30 — Sat, Jun 6	The cheapest nonstop round-trip flight from Portland to Washington, D.C. is currently $240
Last-minute weekend getaway	$295	Frontier 1 stop 23 hr Fri, Apr 17 — Sun, Apr 19	The cheapest last-minute weekend getaway from Portland to Washington, D.C. is currently $295
Cheapest business class flights	$483	Frontier 1 stop 18 hr Fri, May 29 — Thu, Jun 4	The cheapest business class round-trip flight from Portland to Washington, D.C. is currently $483

Fastest flight	4 hr 55 min	The fastest nonstop flight from Portland to Washington, D.C. takes 4 hr 55 min
Nonstop flights	Every day	There are direct flights on this route every day.

When is the cheapest time to fly?

The cheapest month to fly from Portland to Washington, D.C. is typically September. The most expensive month to fly is typically December.

September Cheapest	Typical prices: $165–300
December Most expensive	Typical prices: $255–530

Popular airlines from Portland to Washington, D.C.

United

Nonstop

from $237

Typical price: $255–490

7 weekly nonstop flights

PDX - IAD Every day

863 weekly connecting flights

PDX - BWI, DCA, IAD Every day
Southwest

from $225

Typical price: $315–600

802 weekly connecting flights

PDX - BWI, DCA, IAD Every day
Delta

from $223

Typical price: $275–570

785 weekly connecting flights

PDX - BWI, DCA, IAD Every day
Alaska

Nonstop

from $240

Typical price: $325–690

7 weekly nonstop flights

PDX - DCA Every day

173 weekly connecting flights

PDX - BWI, DCA, IAD Every day
American

from $230

Typical price: $290–550

479 weekly connecting flights

PDX - BWI, DCA, IAD Every day
Frontier

from $220

Typical price: $215–510

52 weekly connecting flights

PDX - BWI, DCA, IAD Every day

Popular airports near Portland

Portland International Airport (PDX)

Portland United States 20 min 6 mi
Seattle-Tacoma International Airport (SEA)

Seattle United States 2 hr 37 min 134 mi
Eugene Airport (EUG)

Eugene United States 1 hr 54 min 99 mi
Redmond Municipal Airport (RDM)

Redmond United States 2 hr 59 min 114 mi

Popular airports near Washington, D.C.

Ronald Reagan Washington National Airport (DCA)

Washington United States 17 min 4 mi
Dulles International Airport (IAD)

Washington United States 54 min 22 mi
Baltimore/Washington International Thurgood Marshall Airport (BWI) (BWI)

Baltimore United States 48 min 27 mi
Philadelphia International Airport (PHL)

Philadelphia United States 2 hr 19 min 116 mi

Frequently asked questions about flying from Portland to Washington, D.C.

The cheapest flights from Portland to Washington, D.C. are usually in September. Typical ticket prices in September range from $165 to $300.

The cheapest round-trip flight from Portland to Washington, D.C. recently found on Google Flights was with Southwest from $225. The cheapest one-way flight was with Southwest from $102.

Some of the cheapest round-trip deals we found with different airlines:

The cheapest United flight from Portland to Washington, D.C. is $237, flying from May 28 to Jun 3.
The cheapest Southwest flight from Portland to Washington, D.C. is $225, flying from May 2 to May 9.
The cheapest Delta flight from Portland to Washington, D.C. is $223, flying from May 30 to Jun 6.
The cheapest Alaska flight from Portland to Washington, D.C. is $240, flying from May 30 to Jun 6.
The cheapest American flight from Portland to Washington, D.C. is $230, flying from May 1 to May 9.
The cheapest Frontier flight from Portland to Washington, D.C. is $220, flying from May 30 to Jun 5.

The cheapest round-trip flight from Portland to Washington, D.C. starts at $225 from Sat, May 2 to Sat, May 9. The cheapest one-way flight starts at $102 and departs on Sat, Jun 6.

4 hr 55 min is the shortest flight time from Portland to Washington, D.C..

Mid-Mar–Jun is Washington DC's busiest time, with many people timing their visits to coincide with cherry blossom season (late Mar–mid Apr). Washington DC’s conference centers and hotels also bustle while Congress is in session (Sep–Nov and mid-Jan–Jun). Jul–Aug tend to be hot and humid, while snowfall can vary widely in winter. The city’s most popular events are the annual Cherry Blossom Festival in spring, the 4th of July celebration in summer, and the lighting of the National Christmas Tree in winter.

It's easy to use Google Flights to find the cheapest days to fly from Portland to Washington, D.C..
Just click the Departure label near the top of the page to open the calendar. Choose a start date and a return date to see how the round-trip fare changes on those specific days.
Adjust the trip type to see one-way fares. The cheapest available flights are highlighted and easy to spot. Once you settle on dates, click the Search button to see flight options and book the deal.

You can also turn on price tracking to get alerts if the price changes for a route or flight.

What counts as the best airline for your flights from Portland to Washington, D.C. really depends on your individual needs. You may have a favorite carrier or a loyalty program you like, but price, convenience, and airports served also come into play. Flexibility and booking terms – Can you change flights if you want to stay longer or get a refund if you have to postpone your trip? – are also factors that help determine which airline is best to fly from Portland to Washington, D.C..

In terms of nonstop flights, United is the most popular. United offers 7 nonstop flights and 863 connecting flights per week. United flies from Portland International Airport (PDX) to Baltimore/Washington International Thurgood Marshall Airport (BWI) (BWI) , Ronald Reagan Washington National Airport (DCA) , Dulles International Airport (IAD) .

Other popular airlines flying from Portland to Washington, D.C. are:

Southwest offers 802 connecting flights per week. Southwest flies from Portland International Airport (PDX) to Baltimore/Washington International Thurgood Marshall Airport (BWI) (BWI) , Ronald Reagan Washington National Airport (DCA) , Dulles International Airport (IAD) .
Delta offers 785 connecting flights per week. Delta flies from Portland International Airport (PDX) to Baltimore/Washington International Thurgood Marshall Airport (BWI) (BWI) , Ronald Reagan Washington National Airport (DCA) , Dulles International Airport (IAD) .
Alaska offers 7 nonstop flights and 173 connecting flights per week. Alaska flies from Portland International Airport (PDX) to Baltimore/Washington International Thurgood Marshall Airport (BWI) (BWI) , Ronald Reagan Washington National Airport (DCA) , Dulles International Airport (IAD) .
American offers 479 connecting flights per week. American flies from Portland International Airport (PDX) to Baltimore/Washington International Thurgood Marshall Airport (BWI) (BWI) , Ronald Reagan Washington National Airport (DCA) , Dulles International Airport (IAD) .
Frontier offers 52 connecting flights per week. Frontier flies from Portland International Airport (PDX) to Baltimore/Washington International Thurgood Marshall Airport (BWI) (BWI) , Ronald Reagan Washington National Airport (DCA) , Dulles International Airport (IAD) .

The number of connecting flights refers to distinct flights with at least one stop between Portland and Washington, D.C..

The cheapest round-trip flight from Portland to Washington, D.C. recently found on Google Flights was with Southwest from $225. The cheapest one-way flight was with Southwest from $102.

Some of the cheapest round-trip deals we found with different airlines:

The cheapest United flight from Portland to Washington, D.C. is $237, flying from May 28 to Jun 3.
The cheapest Southwest flight from Portland to Washington, D.C. is $225, flying from May 2 to May 9.
The cheapest Delta flight from Portland to Washington, D.C. is $223, flying from May 30 to Jun 6.
The cheapest Alaska flight from Portland to Washington, D.C. is $240, flying from May 30 to Jun 6.
The cheapest American flight from Portland to Washington, D.C. is $230, flying from May 1 to May 9.
The cheapest Frontier flight from Portland to Washington, D.C. is $220, flying from May 30 to Jun 5.

Alaska and United fly direct from Portland to Washington, D.C..

There are 7 United direct flights from Portland to Washington, D.C. per week. Flights are available every day.
There are 7 Alaska direct flights from Portland to Washington, D.C. per week. Flights are available every day.

Use the Stops filter while searching for flights, to see only nonstop options in your results.

The cheapest last-minute deal between Portland and Washington, D.C. at price $295 is offered by Frontier from Fri, Apr 17 to Sun, Apr 19.

Alaska and United fly direct from Portland to Washington, D.C..

There are 7 United direct flights from Portland to Washington, D.C. per week. Flights are available every day.
There are 7 Alaska direct flights from Portland to Washington, D.C. per week. Flights are available every day.

Use the Stops filter while searching for flights, to see only nonstop options in your results.

There are direct flights from Portland to Washington, D.C. on a daily basis.

The cheapest direct (nonstop) round-trip flights between Portland and Washington, D.C. start at $240 from Sat, May 30 to Sat, Jun 6 with Alaska.

It's easy to find nonstop flights with Google Flights! Once you've searched for flights from Portland to Washington, D.C., just select the nonstop flights only option in the 'Stops’ filter in the search form and view all available direct flights and their prices.

The cheapest business class round-trip flights between Portland and Washington, D.C. start at $483 from Fri, May 29 to Thu, Jun 4 with Frontier.

The cheapest economy class round-trip flights between Portland and Washington, D.C. start at $225 from Sat, May 2 to Sat, May 9.

To book business class trips from Portland to Washington, D.C., look for the default Economy selection at the top, and change it to your desired cabin class such as Premium Economy, Business Class, or First Class. You can then select your departure and arrival dates, consider available options, and book your business travel.

You can also adjust the trip type to view one-way fares.

The best last-minute getaway deal for the next weekend between Portland and Washington, D.C. starts at $295 from Fri, Apr 17 to Sun, Apr 19 with Frontier.

The cheapest last-minute deal between Portland and Washington, D.C. at price $295 is offered by Frontier from Fri, Apr 17 to Sun, Apr 19.

To find last-minute flight deals from Portland to Washington, D.C., start by entering the city names, select the desired departure and return dates, and hit the Search button to view flight options.

You can check for last-minute flights for the same day or adjust the trip type to see one-way fares.