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Cheap flights from Portland to Washington, D.C. from $88

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Portland to Washington, D.C. departing on 5/24. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Portland to Washington, D.C.

Cheap round-trip flights

KAYAK's recommended round-trip deals from the most popular airlines that fly from Portland to Washington, D.C..
Frontier Logo
6:35 am - 4:53 pmPDX-BWI
7h 18m1 stop
Frontier Logo
5:23 pm - 11:05 pmBWI-PDX
8h 42m1 stop
$176Frontier
Find Deal
ส., พ.ค. 24 - พ., พ.ค. 28
Frontier Logo
6:35 am - 4:59 pmPDX-DCA
7h 24m1 stop
Frontier Logo
7:00 am - 11:29 amDCA-PDX
7h 29m1 stop
$176Frontier
Find Deal
ส., พ.ค. 24 - ส., พ.ค. 31
Spirit Airlines Logo
1:37 pm - 11:46 amPDX-BWI
19h 09m2 stops
Spirit Airlines Logo
7:17 am - 4:45 pmBWI-PDX
12h 28m1 stop
$202Spirit Airlines
Find Deal
ศ., พ.ค. 9 - จ., พ.ค. 12
Spirit Airlines Logo
1:37 pm - 6:10 amPDX-BWI
13h 33m1 stop
Spirit Airlines Logo
7:17 am - 12:42 pmBWI-PDX
8h 25m1 stop
$210Spirit Airlines
Find Deal
ศ., พ.ค. 9 - อา., พ.ค. 11
Alaska Airlines Logo
4:45 pm - 6:31 amPDX-BWI
10h 46m1 stop
Alaska Airlines Logo
7:17 pm - 11:59 pmBWI-PDX
7h 42m1 stop
$236Alaska Airlines
Find Deal
พ., ก.ย. 24 - อ., ก.ย. 30
Delta Logo
10:55 pm - 11:42 amPDX-BWI
9h 47m1 stop
Delta Logo
6:00 am - 10:24 amBWI-PDX
7h 24m1 stop
$237Delta
Find Deal
ส., ส.ค. 30 - พฤ., ก.ย. 4
United Airlines Logo
6:43 pm - 5:10 amPDX-BWI
7h 27m1 stop
United Airlines Logo
10:59 am - 5:36 pmBWI-PDX
9h 37m2 stops
$242United Airlines
Find Deal
อ., ส.ค. 5 - พฤ., ส.ค. 14
Delta Logo
10:55 pm - 8:33 amPDX-BWI
6h 38m1 stop
Delta Logo
4:39 pm - 10:32 pmBWI-PDX
8h 53m1 stop
$258Delta
Find Deal
อา., ส.ค. 31 - จ., ก.ย. 8
United Airlines Logo
7:19 pm - 5:23 amPDX-BWI
7h 04m1 stop
United Airlines Logo
4:10 pm - 12:31 amBWI-PDX
11h 21m2 stops
$276United Airlines
Find Deal
อา., พ.ค. 18 - อ., พ.ค. 20
Alaska Airlines Logo
5:45 pm - 6:31 amPDX-BWI
9h 46m1 stop
Alaska Airlines Logo
7:17 pm - 11:59 pmBWI-PDX
7h 42m1 stop
$277Alaska Airlines
Find Deal
พ., ส.ค. 27 - พฤ., ก.ย. 11

Hawaiian Airlines flights from Portland to Washington, D.C.

Our best Hawaiian Airlines deals on Portland to Washington, D.C. flight tickets
Hawaiian Airlines
May 21
PDX1:25 pmPortland
7h 34m
1 stop
IAD11:59 pmWashington, D.C. Dulles Intl
May 27
IAD6:30 amWashington, D.C. Dulles Intl
10h 27m
1 stop
PDX1:57 pmPortland
Hawaiian Airlines
May 20
PDX7:45 pmPortland
8h 51m
1 stop
IAD7:36 amWashington, D.C. Dulles Intl
May 24
IAD5:14 pmWashington, D.C. Dulles Intl
9h 24m
1 stop
PDX11:38 pmPortland
Hawaiian Airlines
May 24
PDX7:42 amPortland
5h 18m
DCA4:00 pmWashington, D.C. Reagan-National
May 27
DCA5:00 pmWashington, D.C. Reagan-National
8h 20m
1 stop
PDX10:20 pmPortland

United Airlines flights from Portland to Washington, D.C.

Our best United Airlines deals on Portland to Washington, D.C. flight tickets
United Airlines
Aug 5
PDX6:43 pmPortland
7h 27m
1 stop
BWI5:10 amBaltimore/Washington
Aug 14
BWI10:59 amBaltimore/Washington
9h 37m
2 stops
PDX5:36 pmPortland
United Airlines
May 18
PDX7:19 pmPortland
7h 04m
1 stop
BWI5:23 amBaltimore/Washington
May 20
BWI4:10 pmBaltimore/Washington
11h 21m
2 stops
PDX12:31 amPortland
United Airlines
May 23
PDX8:15 amPortland
4h 57m
IAD4:12 pmWashington, D.C. Dulles Intl
May 25
IAD3:35 pmWashington, D.C. Dulles Intl
10h 19m
1 stop
PDX10:54 pmPortland

See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Portland to Washington, D.C.

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Washington, D.C.?

The month of February is, on average, the cheapest month to fly to Washington, D.C. from Portland, with most prices found around $336. If you’re not able to fly to Washington, D.C. in February, then August is your next best option. Flight prices from Portland to Washington, D.C. during August average around $336.

What is the cheapest day to depart on your flight to Washington, D.C.?

On average, the least expensive day to fly to Washington, D.C. from Portland is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $563. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Portland to Washington, D.C. for around $722.

What is the cheapest time of day to depart on your flight to Washington, D.C.?

In the afternoon is the cheapest time of day to fly from Portland to Washington, D.C. when you can find flight prices for as low as $269. Flying to Washington, D.C. in the afternoon is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the morning because they tend to be around $608. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Portland to Washington, D.C. flight route?

Fly from Portland to Baltimore/Washington for the best Portland - Washington, D.C. flight prices

How far in advance should I book a flight to Washington, D.C.?

You are more likely to see cheaper flights to Washington, D.C. from Portland when booking 26 weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. for around $524 when searching 26 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. from Portland for as low as $377 on momondo.

What cabin class options are available on Portland to Washington, D.C. flights?

There are 4 cabin classes available to choose from on Portland to Washington, D.C. flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Portland to Washington, D.C. flight prices changed over time?

As of April 2025, prices for Portland to Washington, D.C. flights are approximately 43% cheaper when compared to flights at the same time last year.

When to book flights from Portland to Washington, D.C.

Are you open to changing your travel dates? Check out the ideal times to fly from Portland to Washington, D.C. according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Portland to Washington, D.C. (PDX to WAS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Portland to Washington, D.C.

Best Price Found

$88

Fastest flight time

4h 57m

Direct flights

Every day

Airports in Washington, D.C.

3 airports
The best one-way flight to Washington, D.C. from Portland in the past 72 hours is $88. The best round-trip flight deal from Portland to Washington, D.C. found on momondo in the last 72 hours is $176.
The fastest flight from Portland to Washington, D.C. takes 4h 57m
Direct flights go from Portland to Washington, D.C. every day.
There are 3 airports near Washington, D.C.: Washington, D.C. Reagan-National (DCA), Baltimore/Washington (BWI), Washington, D.C. Dulles Intl (IAD)

  • How far is Portland to Washington, D.C. by plane?

    A flight from Portland to Washington, D.C. will travel around 2345.6 mi. A reasonable flight in good conditions will take 4h 57m.

  • When did momondo last update prices for flights from Portland Airport to Washington, D.C.?

    Prices for flights from Portland Airport to Washington, D.C. are updated daily.

  • How many operators does momondo search for flights from Portland Airport to Washington, D.C.?

  • How old do you have to be to fly from Portland Airport to Washington, D.C.?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Portland Airport to Washington, D.C..

  • What documentation or ID do you need to fly to Washington, D.C.?

    The travel and health documents required for your trip to Washington, D.C. can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Washington, D.C.. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Portland to Washington, D.C.?

  • What is the most popular airline from Portland to Washington, D.C.?


Best airlines flying from Portland to Washington, D.C.

Compare and see reviews for airlines that fly from Portland to Washington, D.C. with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $51Free CancellationRating
6.3
7,941 reviews
Search Spirit Airlines flights
FrontierPriceFrom $70Free CancellationRating
5.9
3,283 reviews
Search Frontier flights
Hawaiian AirlinesPriceFrom $179Free CancellationRating
7.9
2,393 reviews
Search Hawaiian Airlines flights
United AirlinesPriceFrom $250Free CancellationRating
7.4
8,685 reviews
Search United Airlines flights
DeltaPriceFrom $297Free CancellationRating
8.0
7,919 reviews
Search Delta flights
JetBluePriceFrom $297Free CancellationRating
7.3
2,924 reviews
Search JetBlue flights
American AirlinesPriceFrom $298Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
Alaska AirlinesPriceFrom $337Free CancellationRating
8.0
9,927 reviews
Search Alaska Airlines flights
SouthwestPriceFrom $353Free CancellationRating
8.0
4,287 reviews
Search Southwest flights
  • Alaska Airlines Flights From Portland to Washington, D.C.

    Alaska Airlines flight deals from Portland to Washington, D.C. start from $337 round-trip. Over the 7 Alaska Airlines flights for this route in a normal week, average airfare is usually $559 round-trip - but some users have found much cheaper deals with momondo.

  • Hawaiian Airlines Flights From Portland to Washington, D.C.

    Another popular option for Portland to Washington, D.C. flights is Hawaiian Airlines (7.9/10, 2,393 ratings). Hawaiian Airlines flies from Portland to Washington, D.C. around 7 times per week, with deals starting from $179 round-trip and rising to an average price of around $548.


Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
Arlington
Gettysburg
National Harbor
Laurel
Silver Spring
Woodbridge
Tysons
Fredericksburg
Waldorf
Manassas
Gaithersburg
Rockville
Glen Burnie
Towson
Linthicum Heights
Fairfax
Reston
Springfield
Hyattsville

Why use momondo?

Why should I use momondo to find a flight deal from Portland to Washington, D.C.?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Washington, D.C. from Portland.

Can I find flights from Portland to Washington, D.C. with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Washington, D.C. from Portland with this policy.

How can momondo help me find flights from Portland to Washington, D.C.?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Portland to Washington, D.C..

I’m not ready to book a flight from Portland to Washington, D.C. right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Portland to Washington, D.C. now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Washington, D.C. and let you know when they change.


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1 adult
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พ. 4/30
พ. 5/7

Find better results for your trip to the United States

Fly into one of these airports located in Washington, D.C.

Airports listed have a maximum distance of 22.4 mi from Washington, D.C.