HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
District of Columbia

$169+ Cheap flights from Portland (PDX) to District of Columbia

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 4/18. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — IAD
Feb 27 — Mar 61
Thu 2/27
Thu 3/6
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Portland to District of Columbia with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Portland to District of Columbia

Keep the following information in mind while searching for Portland to District of Columbia flight deals. Data was last updated February 22, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$235
(Trip.com)

One-way from

$169
(Delta)

Popular in

March

Cheapest in

May

Average price

$359

Good round-trip deal

$447 or less

Good one-way deal

$218 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 Portland to District of Columbia
Search Deals
One-way flight from Portland to District of Columbia
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($18 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2025
Search Deals
Price to beat on a round-trip flight from Portland to District of Columbia.
Search Deals
Price to beat on a one-way flight from Portland to District of Columbia.
Search Deals

Find flight deals from Portland to District of Columbia

Cheapest flights from Portland to District of Columbia
Explore the most affordable flight options available from Portland to District of Columbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 22, 2025.

This Trip.com deal was found by Cheapflights users on 2/21. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/97:32 pmPDX - DCA
2 stops42h 27mMultiple Airlines
Thu 3/131:03 pmDCA - PDX
1 stop14h 34mMultiple Airlines
Deal found 2/21$235
This Kiwi.com deal was found by Cheapflights users on 2/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/89:59 amPDX - DCA
1 stop9h 00mFrontier
Thu 4/107:00 amDCA - PDX
1 stop20h 37mFrontier
Deal found 2/21$237
This Delta deal was found by Cheapflights users on 2/21. 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.
Sun 4/205:10 amPDX - DCA
1 stop7h 21mDelta
Wed 4/234:50 pmDCA - PDX
1 stop10h 06mDelta
Deal found 2/21$263
This Delta deal was found by Cheapflights users on 2/21. 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.
Wed 4/95:10 pmPDX - IAD
1 stop9h 58mDelta
Sun 4/277:25 amIAD - PDX
1 stop8h 44mDelta
Deal found 2/21$263
This JetBlue deal was found by Cheapflights users on 2/21. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1710:10 pmPDX - DCA
1 stop10h 33mJetBlue
Sat 9/2012:30 pmDCA - PDX
1 stop11h 25mJetBlue
Deal found 2/21$309
This Sun Country Air deal was found by Cheapflights users on 2/21. 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 Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/246:20 pmPDX - IAD
1 stop15h 03mSun Country Air
Sun 4/2712:17 pmIAD - PDX
1 stop8h 07mSun Country Air
Deal found 2/21$315
This United Airlines deal was found by Cheapflights users on 2/21. 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.
Tue 4/1511:00 pmPDX - IAD
1 stop9h 54mUnited Airlines
Sun 4/205:30 pmIAD - PDX
Nonstop5h 44mUnited Airlines
Deal found 2/21$327
This Alaska Airlines deal was found by Cheapflights users on 2/21. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/111:50 amPDX - IAD
1 stop14h 44mAlaska Airlines
Sat 4/57:31 amIAD - PDX
1 stop13h 40mAlaska Airlines
Deal found 2/21$329
This Hawaiian Airlines deal was found by Cheapflights users on 2/21. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/1611:50 amPDX - DCA
1 stop7h 09mHawaiian Airlines
Sun 4/206:58 pmDCA - PDX
Nonstop5h 57mHawaiian Airlines
Deal found 2/21$330
This Frontier deal was found by Cheapflights users on 2/21. 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 5/81:15 pmPDX - IAD
1 stop14h 16mFrontier
Sun 5/118:01 amIAD - PDX
1 stop10h 41mFrontier
Deal found 2/21$330
This Southwest deal was found by Cheapflights users on 2/21. 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 4/165:10 amPDX - DCA
1 stop7h 45mSouthwest
Wed 4/233:50 pmDCA - PDX
2 stops10h 20mSouthwest
Deal found 2/21$336
This American Airlines deal was found by Cheapflights users on 2/22. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/265:00 amPDX - IAD
1 stop8h 20mAmerican Airlines
Wed 4/26:27 amIAD - PDX
2 stops11h 48mAmerican Airlines
Deal found 2/22$336

Find flights from Portland to District of Columbia within your budget

Customize your flight search to find flights from Portland to District of Columbia 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 February 22, 2025.

Fly from

Portland

Fly to

District of Columbia

Route

Depart

Return

Price

PortlandWashington, D.C.

PDX - DCA

PDXDCA

Portland

Sun 3/9

7:32 pm-4:59 pm

2 stops42h 27m

Washington, D.C. Reagan-National

Thu 3/13

1:03 pm-12:37 am

1 stop14h 34m

$235

PortlandWashington, D.C.

PDX - DCA

PDXDCA

Portland

Tue 4/8

9:59 am-9:59 pm

1 stop9h 00m

Washington, D.C. Reagan-National

Thu 4/10

7:00 am-12:37 am

1 stop20h 37m

$237

PortlandWashington, D.C.

PDX - DCA

PDXDCA

Portland

Sun 4/20

5:10 am-3:31 pm

1 stop7h 21m

Washington, D.C. Reagan-National

Wed 4/23

4:50 pm-11:56 pm

1 stop10h 06m

$263

PortlandWashington, D.C.

PDX - IAD

PDXIAD

Portland

Wed 4/9

5:10 pm-6:08 am

1 stop9h 58m

Washington, D.C. Dulles Intl

Sun 4/27

7:25 am-1:09 pm

1 stop8h 44m

$263

PortlandWashington, D.C.

PDX - IAD

PDXIAD

Portland

Thu 4/24

6:20 pm-12:23 pm

1 stop15h 03m

Washington, D.C. Dulles Intl

Sun 4/27

12:17 pm-5:24 pm

1 stop8h 07m

$315

PortlandWashington, D.C.

PDX - IAD

PDXIAD

Portland

Tue 4/15

11:00 pm-11:54 am

1 stop9h 54m

Washington, D.C. Dulles Intl

Sun 4/20

5:30 pm-8:14 pm

Nonstop5h 44m

$327

PortlandWashington, D.C.

PDX - IAD

PDXIAD

Portland

Tue 4/1

11:50 am-5:34 am

1 stop14h 44m

Washington, D.C. Dulles Intl

Sat 4/5

7:31 am-6:11 pm

1 stop13h 40m

$329

PortlandWashington, D.C.

PDX - DCA

PDXDCA

Portland

Wed 4/16

11:50 am-9:59 pm

1 stop7h 09m

Washington, D.C. Reagan-National

Sun 4/20

6:58 pm-9:55 pm

Nonstop5h 57m

$330

PortlandWashington, D.C.

PDX - IAD

PDXIAD

Portland

Thu 5/8

1:15 pm-6:31 am

1 stop14h 16m

Washington, D.C. Dulles Intl

Sun 5/11

8:01 am-3:42 pm

1 stop10h 41m

$330

PortlandWashington, D.C.

PDX - DCA

PDXDCA

Portland

Wed 4/16

5:10 am-3:55 pm

1 stop7h 45m

Washington, D.C. Reagan-National

Wed 4/23

3:50 pm-11:10 pm

2 stops10h 20m

$336

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/22

Showing 1-10 of 31 results
1
2
3
4

Best time to book a flight from Portland to District of Columbia

Have a flexible travel schedule? Discover the best time to fly to District of Columbia from Portland 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.

Travel insights for flights from Portland to District of Columbia

Get recent, data-driven insights about flights from Portland to District of Columbia including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Portland to District of Columbia?

Currently, August is the cheapest month in which you can book a flight from Portland to District of Columbia (average of $309). Flying from Portland to District of Columbia in June is currently the most expensive (average of $389). 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 PDX to DC?

Find hourly flight availability from Portland to District of Columbia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 22, 2025.

When flying from Portland to District of Columbia, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in District of Columbia by month

Plan your trip to District of Columbia by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in District of Columbia ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit District of Columbia when rainfall is around 2.6 in.

Temperature in District of Columbia by month

Plan your trip to District of Columbia by taking into account the average temperature totals by month.

If weather is an important factor for your trip to District of Columbia, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

Reviews of airlines servicing District of Columbia

Get insights into the airlines that provide service to District of Columbia. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to District of Columbia. Reviews last updated February 22, 2025.
Get a feel of what it's like to fly with Southwest, Alaska Airlines and Delta from Portland to District of Columbia by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,395 reviews

Food

7.1

Boarding

8.2

Comfort

8.1

Crew

8.7

Entertainment

7.6

Overall

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Southwest
8.1
Very good
4,395 reviews
Southwest
8.1
Very good
4,395 reviews

Food

7.1

Boarding

8.2

Comfort

8.1

Crew

8.7

Entertainment

7.6

Overall

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Alaska Airlines
8.0
Very good
9,700 reviews
Southwest
8.1
Very good
4,395 reviews

Food

7.1

Boarding

8.2

Comfort

8.1

Crew

8.7

Entertainment

7.6

Overall

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Delta
8.0
Very good
8,203 reviews
Southwest
8.1
Very good
4,395 reviews

Food

7.1

Boarding

8.2

Comfort

8.1

Crew

8.7

Entertainment

7.6

Overall

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Hawaiian Airlines
7.9
Good
2,314 reviews
Southwest
8.1
Very good
4,395 reviews

Food

7.1

Boarding

8.2

Comfort

8.1

Crew

8.7

Entertainment

7.6

Overall

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

United Airlines
7.4
Good
8,754 reviews
Southwest
8.1
Very good
4,395 reviews

Food

7.1

Boarding

8.2

Comfort

8.1

Crew

8.7

Entertainment

7.6

Overall

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Related info for your journey

Find useful and relevant information for your journey from Portland to District of Columbia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Portland to District of Columbia?

    Located just 6.0 mi from the city center, Portland (PDX) is the airport most travelers will use when flying to District of Columbia from Portland.

  • What are the cheapest airlines to fly from Portland to District of Columbia one-way?

    The cheapest airlines for a one-way flight from Portland to District of Columbia are Delta ($169), United Airlines ($169), and Frontier ($170).

  • What are the cheapest flights from Portland to District of Columbia?

    Looking for the cheapest flight from Portland to District of Columbia? While on average our users pay $963, our data indicates the cheapest price to be $168. The most popular route (Portland - Washington, D.C. Reagan-National), is priced around $190.

  • Can I find deals for flights from Portland to District of Columbia that include hotel bookings?

    Yes. In addition to deals on Portland to District of Columbia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Portland to District of Columbia?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portland to District of Columbia.

  • Can I find deals for business class flights from Portland to District of Columbia?

    Yes. Cheapflights offers flight deals from Portland to District of Columbia 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 Portland to District of Columbia?

    Currently, August is the cheapest month in which you can book a flight from Portland to District of Columbia (average of $309). Flying from Portland to District of Columbia in June is currently the most expensive (average of $389). 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

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 Portland to District of Columbia

See prices for flight routes from nearby airports that may be better suited for you.
Portland to Los Angeles flights
Portland to Sky Harbor Intl flights
Portland to Las Vegas flights
Portland to Newark flights
Portland to Honolulu flights
Portland to John F Kennedy Intl flights
Portland to Burbank flights
Portland to Denver flights
Portland to Santa Ana flights
Portland to San Diego flights
Portland to Orlando flights
Portland to O'Hare Intl flights
Portland to Palm Springs flights
Portland to Kahului flights
Portland to Dallas/Fort Worth flights
Portland to San Francisco flights
Portland to Ontario flights
Portland to Reagan-National flights
Portland to Dulles Intl flights
Portland to Miami flights
Portland to Boston flights
Portland to New Orleans flights
Portland to LaGuardia flights
Portland to Minneapolis flights
Portland to Nashville flights
Portland to Austin flights
Boise to Las Vegas flights
Boise to Sky Harbor Intl flights
Portland to Kailua-Kona flights
Portland to Salt Lake City flights
Portland to Hobby flights
Portland to Sacramento flights
Boise to Seattle flights
Portland to San Jose flights
Portland to Oakland flights
Portland to George Bush Intcntl flights
Boise to Los Angeles flights
Portland to Baltimore flights
Portland to Midway flights
Portland to Atlanta flights
Portland to Tucson flights
Portland to Lihue flights
Portland to Fort Lauderdale flights
Portland to Detroit flights
Boise to San Diego flights
Portland to Albuquerque flights
Portland to Seattle flights
Eugene to San Diego flights
Portland to Reno flights
Redmond to Denver flights

Top 8 airlines flying from Portland to District of Columbia

Discover the top 8 airlines that operate flights from Portland to District of Columbia. 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 February 22, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$51Average$211FlexibilityNo cancel feeOn-time65%
FrontierCheapest$77Average$261FlexibilityNo cancel feeOn-time62%
DeltaCheapest$296Average$502FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$298Average$497FlexibilityNo cancel feeOn-time71%
JetBlueCheapest$304Average$347FlexibilityNo cancel feeOn-time62%
Alaska AirlinesCheapest$336Average$576FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$337Average$567FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$353Average$580FlexibilityNo cancel feeOn-time63%
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.