HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Reagan-National

$118+ Cheap flights from Portland (PDX) to Reagan-National (DCA)

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 5/16. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — DCA
Apr 21 — Apr 281
Mon 4/21
Mon 4/28
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Portland to Reagan-National 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.

Cheapflights Tip: The best prices from Portland to Washington, D.C. Reagan-National are usually found in April or August, booked 28 days in advance, depart on a Friday or Thursday and return on a Thursday

Cheap flight deals from Portland to Reagan-National

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) to Reagan-National (DCA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 16, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$221
(CheapOair)

One-way from

$118
(Cheapflightsfares)

Popular in

June

Cheapest in

April

Average price

$413

Good round-trip deal

$448 or less

Good one-way deal

$263 or less
Provider with most accurate pricing for Portland-Washington, D.C. Reagan-National flight deals.
Search Deals
Provider most trusted by Cheapflights users for Portland-Washington, D.C. Reagan-National flights.
Search Deals
From Portland to Washington, D.C. Reagan-National
Search Deals
One-way flight from Portland to Washington, D.C. Reagan-National
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($38 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
Search Deals
Price to beat on a round-trip flight from Portland to Washington, D.C. Reagan-National.
Search Deals
Price to beat on a one-way flight from Portland to Washington, D.C. Reagan-National.
Search Deals

Find flight deals from Portland to Reagan-National

Cheapest flights from Portland to Reagan-National
Explore the most affordable flight options available from Portland to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 16, 2025.

This CheapOair deal was found by Cheapflights users on 4/15. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/126:20 amPDX - DCA
1 stop12h 39mFrontier
Thu 5/157:00 amDCA - PDX
1 stop20h 38mFrontier
Deal found 4/15$221
This Expedia deal was found by Cheapflights users on 4/15. 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.
Wed 5/216:37 amPDX - DCA
1 stop7h 22mMultiple Airlines
Wed 5/285:44 pmDCA - PDX
Nonstop5h 45mMultiple Airlines
Deal found 4/15$273
This JetBlue deal was found by Cheapflights users on 4/16. 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.
Tue 7/811:35 pmPDX - DCA
1 stop9h 02mJetBlue
Tue 7/153:00 pmDCA - PDX
1 stop10h 10mJetBlue
Deal found 4/16$329
This Delta deal was found by Cheapflights users on 4/15. 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 5/285:35 amPDX - DCA
1 stop7h 14mDelta
Wed 6/45:10 pmDCA - PDX
1 stop7h 51mDelta
Deal found 4/15$349
This Alaska Airlines deal was found by Cheapflights users on 4/16. 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.
Sat 11/88:00 amPDX - DCA
Nonstop5h 04mAlaska Airlines
Sat 11/155:10 pmDCA - PDX
Nonstop5h 57mAlaska Airlines
Deal found 4/16$358
This American Airlines deal was found by Cheapflights users on 4/16. 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.
Sun 5/255:05 amPDX - DCA
1 stop7h 49mAmerican Airlines
Sat 5/315:59 amDCA - PDX
1 stop11h 35mAmerican Airlines
Deal found 4/16$362
This Hawaiian Airlines deal was found by Cheapflights users on 4/16. 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 9/249:40 amPDX - DCA
1 stop9h 19mHawaiian Airlines
Sat 9/275:40 pmDCA - PDX
Nonstop5h 43mHawaiian Airlines
Deal found 4/16$368
This Southwest deal was found by Cheapflights users on 4/16. 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 6/118:55 amPDX - DCA
1 stop6h 25mSouthwest
Tue 6/174:50 pmDCA - PDX
2 stops9h 35mSouthwest
Deal found 4/16$378
This United Airlines deal was found by Cheapflights users on 4/15. 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.
Mon 8/1811:59 pmPDX - DCA
1 stop6h 59mUnited Airlines
Mon 8/252:00 pmDCA - PDX
2 stops9h 49mUnited Airlines
Deal found 4/15$382

Cheapflights Fare Finder

Customize your flight search to find flights from Portland to Reagan-National 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 April 16, 2025.
Use the filters below to find and compare flights from Portland to Washington, D.C. Reagan-National Airport that are best for you.

Fly from

Portland

Fly to

Reagan-National

Route

Depart

Return

Price

PortlandWashington, D.C.

PDX - DCA

PDXDCA

Portland

Mon 5/12

6:20 am-9:59 pm

1 stop12h 39m

Washington, D.C. Reagan-National

Thu 5/15

7:00 am-12:38 am

1 stop20h 38m

$221

PortlandWashington, D.C.

PDX - DCA

PDXDCA

Portland

Wed 5/21

6:37 am-4:59 pm

1 stop7h 22m

Washington, D.C. Reagan-National

Wed 5/28

5:44 pm-8:29 pm

Nonstop5h 45m

$273

PortlandWashington, D.C.

PDX - DCA

PDXDCA

Portland

Tue 7/8

11:35 pm-11:37 am

1 stop9h 02m

Washington, D.C. Reagan-National

Tue 7/15

3:00 pm-10:10 pm

1 stop10h 10m

$329

PortlandWashington, D.C.

PDX - DCA

PDXDCA

Portland

Wed 5/28

11:11 pm-8:35 am

1 stop6h 24m

Washington, D.C. Reagan-National

Tue 6/3

4:59 pm-12:10 am

1 stop10h 11m

$349

PortlandWashington, D.C.

PDX - DCA

PDXDCA

Portland

Sun 5/25

5:05 am-3:54 pm

1 stop7h 49m

Washington, D.C. Reagan-National

Sat 5/31

5:59 am-2:34 pm

1 stop11h 35m

$362

PortlandWashington, D.C.

PDX - DCA

PDXDCA

Portland

Wed 5/28

7:42 am-4:00 pm

Nonstop5h 18m

Washington, D.C. Reagan-National

Tue 6/3

6:38 pm-9:45 am

1 stop18h 07m

$370

PortlandWashington, D.C.

PDX - DCA

PDXDCA

Portland

Wed 6/11

8:55 am-6:20 pm

1 stop6h 25m

Washington, D.C. Reagan-National

Tue 6/17

4:50 pm-11:25 pm

2 stops9h 35m

$378

PortlandWashington, D.C.

PDX - DCA

PDXDCA

Portland

Wed 5/28

7:42 am-4:00 pm

Nonstop5h 18m

Washington, D.C. Reagan-National

Wed 6/4

9:59 am-4:41 pm

1 stop9h 42m

$387

PortlandWashington, D.C.

PDX - DCA

PDXDCA

Portland

Fri 6/20

10:55 pm-10:27 am

1 stop8h 32m

Washington, D.C. Reagan-National

Sun 6/29

8:30 am-3:14 pm

1 stop9h 44m

$537

PortlandWashington, D.C.

PDX - DCA

PDXDCA

Portland

Fri 5/16

6:20 am-4:59 pm

1 stop7h 39m

$118

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/15

Showing 1-10 of 18 results
1
2

Compare providers for flights from Portland to Reagan-National

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Portland to Reagan-National in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Portland-Washington, D.C. Reagan-National Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Portland-Washington, D.C. Reagan-National Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Portland-Washington, D.C. Reagan-National Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Portland-Washington, D.C. Reagan-National Airport flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Portland-Washington, D.C. Reagan-National Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Portland to Reagan-National

Have a flexible travel schedule? Discover the best time to fly to Reagan-National 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.

Cheapflights Insights

Everything you need to know about your flight from Portland to Washington, D.C. Reagan-National Airport

How far ahead should I book a flight from Portland to Washington, D.C. Reagan-National Airport?

Use this chart to determine the optimal time to book a round-trip flight from Portland to Reagan-National. Price data was last updated on April 11, 2025.

The price you pay for your flight from Portland to Washington, D.C. Reagan-National Airport may vary depending on when you book. For the best chance of a lower fare, look to book 28 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Portland to Washington, D.C. Reagan-National Airport?

Currently, February is the cheapest month in which you can book a flight from Portland to Washington, D.C. Reagan-National Airport (average of $278). Flying from Portland to Washington, D.C. Reagan-National Airport in June is currently the most expensive (average of $345). 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 DCA?

Find hourly flight availability from Portland to Reagan-National. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 16, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 61% on flights from Portland to Washington, D.C. Reagan-National Airport by exploring options for tickets in the afternoon.

What is the cheapest day to fly from Portland to Washington, D.C. Reagan-National Airport?

Use this chart to determine the cheapest time to fly round-trip from Portland to Reagan-National. Price data was last updated on March 30, 2025.

Travelers seeking maximum savings on their Portland to Washington, D.C. Reagan-National Airport flight should consider departing on Thursday afternoons when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Reagan-National by month

Plan your trip to Reagan-National by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Washington, D.C. Reagan-National Airport 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 Washington, D.C. Reagan-National Airport when rainfall is around 2.6 in.

Temperature in Reagan-National by month

Plan your trip to Reagan-National by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Washington, D.C. Reagan-National Airport, 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 Reagan-National

Get insights into the airlines that provide service to Reagan-National. 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 Reagan-National. Reviews last updated April 16, 2025.
Read through reviews of airlines operating flights from Portland to Washington, D.C., such as Alaska Airlines, Southwest and Delta. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,876 reviews

Entertainment

7.1

Overall

8.0

Food

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Alaska Airlines
8.0
Very good
9,876 reviews
Alaska Airlines
8.0
Very good
9,876 reviews

Entertainment

7.1

Overall

8.0

Food

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Southwest
8.0
Very good
4,282 reviews
Alaska Airlines
8.0
Very good
9,876 reviews

Entertainment

7.1

Overall

8.0

Food

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Delta
8.0
Very good
7,916 reviews
Alaska Airlines
8.0
Very good
9,876 reviews

Entertainment

7.1

Overall

8.0

Food

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Hawaiian Airlines
7.9
Good
2,380 reviews
Alaska Airlines
8.0
Very good
9,876 reviews

Entertainment

7.1

Overall

8.0

Food

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
United Airlines
7.4
Good
8,665 reviews
Alaska Airlines
8.0
Very good
9,876 reviews

Entertainment

7.1

Overall

8.0

Food

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Related info for your journey

Find useful and relevant information for your journey from Portland to Reagan-National. 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 Washington, D.C. Reagan-National?

    Located just 6.0 mi from the city center, Portland is the airport most travelers will use when flying to Washington, D.C. Reagan-National from Portland. Booking flights from Portland (PDX) to Washington, D.C. Reagan-National should be relatively easy as there is 1 daily outbound flight to Washington, D.C. Reagan-National from 9 different airlines.

  • What are the cheapest airlines flying from Portland to Washington, D.C. Reagan-National Airport round-trip?

    According to our current data, Frontier ($221), JetBlue ($329), and Delta ($349) offers the cheapest pricing from Portland to Washington, D.C. Reagan-National Airport. Users have found that Frontier is 54% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Portland to Washington, D.C. Reagan-National Airport one-way?

    To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $118. JetBlue flights start at $150 while deals on Delta start at $175 one-way.

  • What are the cheapest flights from Portland to Washington, D.C. Reagan-National Airport?

    On average you can expect to pay $478 for a flight from Portland to Washington, D.C. Reagan-National Airport. The cheapest flight overall is $179 while the most popular route, (Portland - Washington, D.C. Reagan-National) is currently priced at $245.

  • Can I find deals for flights from Portland to Reagan-National that include hotel bookings?

    Yes. In addition to deals on Portland to Reagan-National flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Portland to Reagan-National?

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

  • Can I find deals for business class flights from Portland to Reagan-National?

    Yes. Cheapflights offers flight deals from Portland to Reagan-National 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 Washington, D.C. Reagan-National Airport?

    Currently, February is the cheapest month in which you can book a flight from Portland to Washington, D.C. Reagan-National Airport (average of $278). Flying from Portland to Washington, D.C. Reagan-National Airport in June is currently the most expensive (average of $345). 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 Portland?

Book flights to Portland if you plan to visit one of these locations
Arlington
Alexandria
Fairfax
Tysons
Springfield
Woodbridge
Rockville
Fredericksburg
Gaithersburg
Silver Spring
Linthicum Heights
Falls Church
Laurel
Easton
Herndon
Bowie
Gettysburg
National Harbor
Oxon Hill
Reston

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.

Top 9 airlines flying from Portland to Reagan-National

Discover the top 9 airlines that operate flights from Portland to Reagan-National. 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 April 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$51Average$202FlexibilityNo cancel feeOn-time65%
FrontierCheapest$137Average$291FlexibilityNo cancel feeOn-time62%
Hawaiian AirlinesCheapest$249Average$548FlexibilityNo cancel feeOn-time85%
JetBlueCheapest$297Average$445FlexibilityNo cancel feeOn-time62%
DeltaCheapest$330Average$517FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$348Average$595FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$356Average$569FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$359Average$583FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$416Average$558FlexibilityNo 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.