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Cheap flights from Washington, D.C. to Portland from $90

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. to Portland departing on 1/8. 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 Washington, D.C. to Portland

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
8:42 am - 2:48 pm
BWI
-
PDX
9h 06m1 stop
United Airlines Logo
7:51 pm - 7:07 am
PDX
-
BWI
8h 16m1 stop
$246United Airlines
Wed, Jan 7 - Sat, Jan 10
Alaska Airlines Logo
4:30 pm - 7:07 pm
BWI
-
PDX
5h 37mnonstop
Alaska Airlines Logo
1:25 pm - 6:29 am
PDX
-
BWI
14h 04m1 stop
$247Alaska Airlines
Wed, Jun 3 - Mon, Jun 8
United Airlines Logo
5:19 pm - 10:40 pm
BWI
-
PDX
8h 21m1 stop
United Airlines Logo
7:51 pm - 7:07 am
PDX
-
BWI
8h 16m1 stop
$249United Airlines
Mon, Jan 5 - Sat, Jan 10
Alaska Airlines Logo
6:46 pm - 11:44 pm
BWI
-
PDX
7h 58m1 stop
Alaska Airlines Logo
7:05 am - 5:46 pm
PDX
-
BWI
7h 41m1 stop
$250Alaska Airlines
Tue, Feb 17 - Sat, Feb 28
Southwest Logo
7:55 am - 3:45 pm
BWI
-
PDX
10h 50m1 stop
Southwest Logo
6:45 am - 7:50 pm
PDX
-
BWI
10h 05m1 stop
$251Southwest
Tue, Jan 13 - Tue, Jan 20
Delta Logo
6:05 am - 12:46 pm
BWI
-
PDX
9h 41m1 stop
Delta Logo
1:39 pm - 11:44 pm
PDX
-
BWI
7h 05m1 stop
$254Delta
Sun, Jan 11 - Sat, Jan 17
Southwest Logo
7:30 am - 2:35 pm
BWI
-
PDX
10h 05m1 stop
Southwest Logo
6:00 am - 5:10 pm
PDX
-
BWI
8h 10m2 stops
$256Southwest
Sat, Jan 10 - Sat, Jan 17
Delta Logo
7:00 am - 12:35 pm
BWI
-
PDX
8h 35m1 stop
Delta Logo
10:30 pm - 9:39 am
PDX
-
BWI
8h 09m1 stop
$257Delta
Tue, Mar 17 - Mon, Mar 30
American Airlines Logo
6:00 am - 1:21 pm
IAD
-
PDX
10h 21m1 stop
American Airlines Logo
7:38 am - 9:17 pm
PDX
-
IAD
10h 39m1 stop
$296American Airlines
Wed, Jan 7 - Wed, Jan 14
American Airlines Logo
1:32 pm - 9:45 pm
DCA
-
PDX
11h 13m1 stop
American Airlines Logo
11:59 pm - 10:54 am
PDX
-
DCA
7h 55m1 stop
$306American Airlines
Thu, Feb 12 - Tue, Feb 17

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

Our best United Airlines deals on Washington, D.C. to Portland flight tickets
United Airlines
Jan 7
BWI8:42 amBaltimore/Washington
9h 06m
1 stop
PDX2:48 pmPortland
Jan 10
PDX7:51 pmPortland
8h 16m
1 stop
BWI7:07 amBaltimore/Washington
$246
Find similar
United Airlines
Jan 5
BWI5:19 pmBaltimore/Washington
8h 21m
1 stop
PDX10:40 pmPortland
Jan 10
PDX7:51 pmPortland
8h 16m
1 stop
BWI7:07 amBaltimore/Washington
$249
Find similar
United Airlines
Jan 23
BWI5:18 pmBaltimore/Washington
8h 14m
1 stop
PDX10:32 pmPortland
Jan 26
PDX7:51 pmPortland
8h 41m
1 stop
BWI7:32 amBaltimore/Washington
$252
Find similar

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

Our best American Airlines deals on Washington, D.C. to Portland flight tickets
American Airlines
Jan 7
BWI6:00 amBaltimore/Washington
11h 48m
2 stops
PDX2:48 pmPortland
Jan 11
PDX10:15 pmPortland
9h 04m
1 stop
BWI10:19 amBaltimore/Washington
$259
Find similar
American Airlines
Jan 7
BWI6:00 amBaltimore/Washington
11h 48m
2 stops
PDX2:48 pmPortland
Jan 11
PDX11:59 pmPortland
10h 57m
2 stops
BWI1:56 pmBaltimore/Washington
$264
Find similar
American Airlines
Feb 12
BWI7:07 pmBaltimore/Washington
8h 44m
1 stop
PDX12:51 amPortland
Feb 17
PDX10:40 pmPortland
10h 15m
1 stop
BWI11:55 amBaltimore/Washington
$294
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. to Portland that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated December 18, 2025.
Use the filters below to find and compare flights from Washington, D.C. to Portland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BaltimorePortland

BWI - PDX

BWIPDX

Baltimore/Washington

Wed 1/7

8:42 am-2:48 pm

1 stop9h 06m

Portland

Sat 1/10

7:51 pm-7:07 am

1 stop8h 16m

$246

BaltimorePortland

BWI - PDX

BWIPDX

Baltimore/Washington

Wed 6/3

4:30 pm-7:07 pm

Nonstop5h 37m

Portland

Mon 6/8

1:25 pm-6:29 am

1 stop14h 04m

$247

BaltimorePortland

BWI - PDX

BWIPDX

Baltimore/Washington

Mon 1/5

5:19 pm-10:40 pm

1 stop8h 21m

Portland

Sat 1/10

7:51 pm-7:07 am

1 stop8h 16m

$249

BaltimorePortland

BWI - PDX

BWIPDX

Baltimore/Washington

Tue 2/17

6:46 pm-11:44 pm

1 stop7h 58m

Portland

Sat 2/28

7:05 am-5:46 pm

1 stop7h 41m

$250

BaltimorePortland

BWI - PDX

BWIPDX

Baltimore/Washington

Tue 1/13

7:55 am-3:45 pm

1 stop10h 50m

Portland

Tue 1/20

6:45 am-7:50 pm

1 stop10h 05m

$251

BaltimorePortland

BWI - PDX

BWIPDX

Baltimore/Washington

Sun 1/11

6:05 am-12:46 pm

1 stop9h 41m

Portland

Sat 1/17

1:39 pm-11:44 pm

1 stop7h 05m

$254

BaltimorePortland

BWI - PDX

BWIPDX

Baltimore/Washington

Sat 1/10

7:30 am-2:35 pm

1 stop10h 05m

Portland

Sat 1/17

6:00 am-5:10 pm

2 stops8h 10m

$256

BaltimorePortland

BWI - PDX

BWIPDX

Baltimore/Washington

Tue 3/17

7:00 am-12:35 pm

1 stop8h 35m

Portland

Mon 3/30

10:30 pm-9:39 am

1 stop8h 09m

$257

Washington, D.C.Portland

IAD - PDX

IADPDX

Washington, D.C. Dulles Intl

Wed 1/7

6:00 am-1:21 pm

1 stop10h 21m

Portland

Wed 1/14

7:38 am-9:17 pm

1 stop10h 39m

$296

Washington, D.C.Portland

DCA - PDX

DCAPDX

Washington, D.C. Reagan-National

Thu 2/12

1:32 pm-9:45 pm

1 stop11h 13m

Portland

Tue 2/17

11:59 pm-10:54 am

1 stop7h 55m

$306

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Portland from

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

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 Portland?

The cheapest month to fly to Portland from Washington, D.C. is in January. Flight prices, which tend to average around $322, are often lower during this time because this is during the off-season. If you don’t want to visit Portland in January, then you should wait until September to fly from Washington, D.C., when ticket prices are also cheap, with an average price of $378.

What is the cheapest day to depart on your flight to Portland?

The cheapest day to depart on your flight to Portland is on a Tuesday when prices can be found for as low as $451. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Portland is Friday, with ticket prices averaging around $562.

What is the cheapest time of day to depart on your flight to Portland?

The cheapest time of day to fly to Portland is in the evening when flights can be purchased for as low as $218. In the afternoon is when there is more demand to fly to Portland, so prices are often more expensive at around $497 per ticket.

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

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

How far in advance should I book a flight to Portland?

You are more likely to see cheaper flights to Portland from Washington, D.C. when booking weeks ahead of your departure date. In general, you can expect to find flights to Portland for around $497 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Portland from Washington, D.C. for as low as $400 on momondo.

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

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

Can stopping save me money on Washington, D.C. to Portland flights?

No. A direct flight is the cheapest option for a flight between Washington, D.C. to Portland.

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

As of December 2025, prices for Washington, D.C. to Portland flights are approximately 51% more expensive when compared to flights at the same time last year.

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

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

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

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

Best Price Found

$142

Fastest flight time

5h 30m

Direct flights

Every day

Airports in Portland

1 airport
The best one-way flight to Portland from Washington, D.C. in the past 72 hours is $142. The best round-trip flight deal from Washington, D.C. to Portland found on momondo in the last 72 hours is $266.
The fastest flight from Washington, D.C. to Portland takes 5h 30m
Direct flights go from Washington, D.C. to Portland every day.
There is 1 airport in Portland. From Washington, D.C. there are direct flights to Portland (PDX).
Search flight deals

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

    Washington, D.C. and Portland are 2345.6 mi apart from one another. By plane, this route typically takes 5h 30m.

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

    Prices for flights from Washington, D.C. to Portland Airport are refreshed on a daily basis.

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

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

    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 Washington, D.C. to Portland Airport.

  • What documentation or ID do you need to fly to Portland Airport?

    The travel and health documents required for your trip to Portland Airport 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 Portland Airport. 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 Washington, D.C. to Portland?

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

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

Compare and see reviews for airlines that fly from Washington, D.C. to Portland with momondo
Airline
Rating
Free Cancellation
Price
Sun Country AirPriceFrom $181Free CancellationRating
6.9
333 reviews
Search Sun Country Air flights
American AirlinesPriceFrom $182Free CancellationRating
7.2
11,055 reviews
Search American Airlines flights
Spirit AirlinesPriceFrom $184Free CancellationRating
6.3
8,190 reviews
Search Spirit Airlines flights
FrontierPriceFrom $185Free CancellationRating
5.8
3,081 reviews
Search Frontier flights
DeltaPriceFrom $226Free CancellationRating
7.9
8,008 reviews
Search Delta flights
Alaska AirlinesPriceFrom $253Free CancellationRating
8.0
11,478 reviews
Search Alaska Airlines flights
United AirlinesPriceFrom $253Free CancellationRating
7.4
9,093 reviews
Search United Airlines flights
SouthwestPriceFrom $263Free CancellationRating
7.9
4,250 reviews
Search Southwest flights
Hawaiian AirlinesPriceFrom $297Free CancellationRating
7.8
2,820 reviews
Search Hawaiian Airlines flights

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

    The lowest priced Alaska Airlines flight from Washington, D.C. to Portland from the last 72 hours was $253. Generally, Alaska Airlines has 1 flight on this route every week with an average price of $462. Alaska Airlines is rated 8.0/10 by our users.

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

    Hawaiian Airlines is also a popular choice for this route. Hawaiian Airlines flight deals for Washington, D.C. to Portland start from as low as $297 round-trip, depending on your selected dates, with average Hawaiian Airlines deals seen on momondo around $478. Hawaiian Airlines operates 1 flight to Portland from Washington, D.C. in an average week. Users have rated it 7.8/10 across 2,820 reviews.

Traveling to a place near Portland?

Book flights to Portland if you plan to visit one of these locations
Lincoln City
Seaside
Cannon Beach
Vancouver
Salem
Astoria
Long Beach
Depoe Bay
Rockaway Beach
Beaverton
Hillsboro
Hood River
McMinnville
Gresham
Longview
Tigard
The Dalles
Pacific City
Manzanita
Tillamook

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Washington, D.C. to Portland. momondo saves you time and could save you money on your trip.

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

Yes. All flights to Portland from Washington, D.C. on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo provides multiple filters to help you find the best flight to Portland from Washington, D.C.. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes momondo offers price alerts on flights to Portland from Washington, D.C.. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Portland trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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