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Washington, D.C.

$107+ Cheap flights from Oregon to Washington, D.C. (WAS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/1. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — WAS
Aug 3 — Aug 101
Mon 8/3
Mon 8/10
1 adult, Economy
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Cheap flight deals from Oregon to Washington, D.C.

Cheapest flights from Oregon to Washington, D.C.
Explore the most affordable flight options available from Oregon to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 4, 2026.

This Southwest deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/167:05 am
PDX
-
BWI
1 stop9h 10m
Southwest
Wed 9/238:10 am
BWI
-
PDX
Nonstop5h 30m
Southwest
Deal found 7/1$223
This Delta deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/2412:35 am
PDX
-
BWI
1 stop7h 00m
Delta
Tue 9/16:15 am
BWI
-
PDX
1 stop7h 11m
Delta
Deal found 7/1$233
This Southwest deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/256:25 pm
PDX
-
BWI
1 stop9h 05m
Southwest
Tue 9/18:30 am
BWI
-
PDX
2 stops9h 55m
Southwest
Deal found 7/1$238
This Frontier deal was found by Cheapflights users on 7/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/61:24 pm
BOI
-
DCA
1 stop6h 35m
Frontier
Tue 8/117:00 am
DCA
-
BOI
1 stop7h 29m
Frontier
Deal found 7/4$240
This Expedia deal was found by Cheapflights users on 6/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/21:24 pm
BOI
-
DCA
1 stop25h 35m
Frontier
Sun 8/167:00 am
DCA
-
BOI
1 stop7h 29m
Frontier
Deal found 6/29$242
This Southwest deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/26:45 am
PDX
-
BWI
2 stops8h 30m
Southwest
Wed 9/1611:10 am
BWI
-
PDX
2 stops11h 40m
Southwest
Deal found 7/3$243
This Southwest deal was found by Cheapflights users on 6/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/254:10 pm
PDX
-
BWI
1 stop11h 25m
Southwest
Wed 9/28:30 am
BWI
-
PDX
2 stops9h 55m
Southwest
Deal found 6/29$244
This United Airlines deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/2611:02 pm
PDX
-
BWI
1 stop8h 07m
United Airlines
Sun 8/305:39 pm
BWI
-
PDX
1 stop8h 13m
United Airlines
Deal found 7/3$245
This United Airlines deal was found by Cheapflights users on 6/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2111:02 pm
PDX
-
BWI
1 stop8h 07m
United Airlines
Tue 8/2510:25 am
BWI
-
PDX
2 stops10h 25m
United Airlines
Deal found 6/29$250
This Frontier deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/91:24 pm
BOI
-
DCA
1 stop6h 35m
Frontier
Sun 7/197:00 am
DCA
-
BOI
1 stop7h 29m
Frontier
Deal found 7/1$254
This United Airlines deal was found by Cheapflights users on 6/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2111:02 pm
PDX
-
BWI
1 stop8h 07m
United Airlines
Mon 8/318:00 am
BWI
-
PDX
1 stop9h 47m
United Airlines
Deal found 6/29$257
This Priceline deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/167:30 am
PDX
-
BWI
Nonstop5h 10m
Alaska Airlines
Wed 9/234:43 pm
BWI
-
PDX
Nonstop5h 32m
Alaska Airlines
Deal found 6/30$258

Find flight deals from Oregon to Washington, D.C.

Keep the following information in mind while searching for Oregon to Washington, D.C. flight deals. Data was last updated July 4, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$223
(Southwest)

One-way from

$107
(Alaska Airlines)

Popular in

March

Cheapest in

February

Average price

$487

Good round-trip deal

$404 or less

Good one-way deal

$191 or less
Provider with most accurate pricing for Portland-Washington, D.C. (WAS) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Portland-Washington, D.C. (WAS) flights.
Search Deals
From Oregon to Washington, D.C. (WAS)
Search Deals
One-way flight from Oregon to Washington, D.C. (WAS)
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($19 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals
Price to beat on a round-trip flight from Oregon to Washington, D.C. (WAS).
Search Deals
Price to beat on a one-way flight from Oregon to Washington, D.C. (WAS).
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Oregon to Washington, D.C. 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, Cheapflights users made 2,558,603 searches. Data last updated July 4, 2026.
Use the filters below to find and compare flights from Oregon to Washington, D.C. that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandBaltimore

PDX - BWI

PDXBWI

Portland

Wed 9/2

11:02 pm-10:09 am

1 stop8h 07m

Baltimore/Washington

Sun 9/6

5:39 pm-10:52 pm

1 stop8h 13m

$245

PortlandBaltimore

PDX - BWI

PDXBWI

Portland

Wed 8/26

11:02 pm-10:09 am

1 stop8h 07m

Baltimore/Washington

Sun 8/30

5:39 pm-10:52 pm

1 stop8h 13m

$245

BoiseWashington, D.C.

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

Sat 9/19

2:11 pm-12:40 am

1 stop8h 29m

Washington, D.C. Dulles Intl

Tue 9/22

7:25 am-3:17 pm

1 stop9h 52m

$293

BoiseWashington, D.C.

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

Sat 9/5

10:58 am-7:59 pm

1 stop7h 01m

Washington, D.C. Dulles Intl

Sat 9/12

6:20 am-1:29 pm

1 stop9h 09m

$293

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

Sat 9/19

2:11 pm-11:43 pm

1 stop7h 32m

Washington, D.C. Reagan-National

Tue 9/22

4:45 pm-10:34 pm

1 stop7h 49m

$293

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

Tue 9/22

2:11 pm-11:43 pm

1 stop7h 32m

Washington, D.C. Reagan-National

Tue 9/29

4:45 pm-10:34 pm

1 stop7h 49m

$293

BoiseBaltimore

BOI - BWI

BOIBWI

Boise Air Term. Gowen Fld

Thu 8/27

6:45 pm-6:20 am

1 stop9h 35m

Baltimore/Washington

Tue 9/1

6:05 am-1:42 pm

1 stop9h 37m

$293

PortlandBaltimore

PDX - BWI

PDXBWI

Portland

Wed 9/2

10:55 pm-10:57 am

1 stop9h 02m

Baltimore/Washington

Thu 9/17

7:35 am-12:15 pm

1 stop7h 40m

$300

PortlandBaltimore

PDX - BWI

PDXBWI

Portland

Fri 8/14

7:00 pm-6:20 am

1 stop8h 20m

Baltimore/Washington

Tue 8/18

7:39 am-12:09 pm

1 stop7h 30m

$300

PortlandBaltimore

PDX - BWI

PDXBWI

Portland

Wed 8/26

10:55 pm-10:57 am

1 stop9h 02m

Baltimore/Washington

Fri 8/28

7:39 am-12:10 pm

1 stop7h 31m

$300

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/4

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Oregon to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Oregon with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Oregon to Washington, D.C.

What is the cheapest month to book a flight from Oregon to Washington, D.C.?

Currently, September is the cheapest month in which you can book a flight from Oregon to Washington, D.C. (average of $113). Flying from Oregon to Washington, D.C. in January is currently the most expensive (average of $196). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from OR to WAS?

Find hourly flight availability from Oregon to Washington, D.C.. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 4, 2026.

A simple way to save on the total cost of your ticket is to fly from Oregon to Washington, D.C. in the afternoon. If you’re flexible enough to do this you can expect to save up to 48% on your trip compared to booking a flight in the morning.

How much does it cost to fly round-trip from Oregon to Washington, D.C.?

How far ahead should I book a flight from Oregon to Washington, D.C.?

Booking 80 days in advance of your planned departure date is, on average, the best time to get cheap flights from Oregon to Washington, D.C.. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

Related info for your journey

Find useful and relevant information for your journey from Oregon to Washington, D.C.. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Oregon to Washington, D.C.?

    A quick flight from Oregon to Washington, D.C. can take about 7h 35m. Frontier provides one of the quickest options available for as low as $240. Airlines will cover a distance of 2042 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Oregon to Washington, D.C. one-way?

    The cheapest airlines for a one-way flight from Oregon to Washington, D.C. are Frontier ($105), American Airlines ($108), and Delta ($128).

  • What are the most popular routes from Oregon to Washington, D.C.?

    The most popular flight routes from Oregon to Washington, D.C. are Portland - Washington, D.C. Dulles Intl, Portland - Baltimore/Washington and Portland - Washington, D.C. Reagan-National.

  • What are the cheapest flights from Oregon to Washington, D.C.?

    On average you can expect to pay $748 for a flight from Oregon to Washington, D.C.. The cheapest flight overall is $161 while the most popular route, (Portland - Washington, D.C. Dulles Intl) is currently priced at $357.

  • Can I find deals for flights from Oregon to Washington, D.C. that include hotel bookings?

    Yes. In addition to deals on Oregon to Washington, D.C. flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Oregon to Washington, D.C.?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Oregon to Washington, D.C..

  • Can I find deals for business class flights from Oregon to Washington, D.C.?

    Yes. Cheapflights offers flight deals from Oregon to Washington, D.C. by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Oregon to Washington, D.C.?

    Currently, September is the cheapest month in which you can book a flight from Oregon to Washington, D.C. (average of $113). Flying from Oregon to Washington, D.C. in January is currently the most expensive (average of $196). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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
Tysons
Owings Mills
Springfield
Lanham
Reston
Herndon
Rockville
Hyattsville
Falls Church
Fredericksburg
Hanover
Manassas
Silver Spring
Laurel
Clinton
Hunt Valley
Cordova
Woodbridge

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Oregon to Washington, D.C.

See prices for flight routes from nearby airports that may be better suited for you.
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Salt Lake City to Reagan-National flights
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Top 7 airlines flying from Oregon to Washington, D.C.

Discover the top 7 airlines that operate flights from Oregon to Washington, D.C.. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 4, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$128Average$482FlexibilityNo cancel feeOn-timeN/A
FrontierCheapest$132Average$302FlexibilityNo cancel feeOn-time62%
SouthwestCheapest$183Average$453FlexibilityNo cancel feeOn-time63%
Hawaiian AirlinesCheapest$199Average$438FlexibilityNo cancel feeOn-time85%
Alaska AirlinesCheapest$220Average$580FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$229Average$501FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$253Average$533FlexibilityNo cancel feeOn-time69%

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