How many flights depart from Portland to Washington, D.C. on average per week?

The number of flights available between Portland and Washington, D.C. is 9 per week as of March 2026. The most frequent departure day is Thu, with 44% of weekly flights leaving on this day.

Which layover airport has the shortest connection time from Portland to Washington, D.C.?

Chicago (ORD) has the shortest average layover time for this route: 0h 43m.

What airlines fly to Washington, D.C.?

United Airlines, Alaska Airlines and Delta are the top three most popular airlines that fly to Washington, D.C. from Portland according to our data. United Airlines is the first choice among our users, with 39% of people opting to fly with this airline when traveling to Washington, D.C.. Keep in mind that there are 8 different airlines that fly to Washington, D.C. on a routine basis, so you have a few additional options to choose from.

Which layover airport has the shortest travel time from Portland to Washington, D.C.?

Flights connecting via Minneapolis (MSP) have the shortest average one-way travel time: 6h 47m.

What is the cheapest airline that flies from Portland to Washington, D.C.?

Southwest, United Airlines, and Delta are the most popular carriers operating from Portland to Washington, D.C.

How many flights depart from Portland to Washington, D.C. on average per day?

1 flights are operational daily from Portland to Washington, D.C. as of March 2026. The most popular departure time for this route is 8:00AM, with 100% of flights per day taking off at noon.

Which airport is the most popular layover for flights between Portland and Washington, D.C.?

Denver (DEN) was the most common stop: 53% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from Portland to Washington, D.C.?

Flights via Denver (DEN) offer the lowest average round-trip price of $286.

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.?

As of March 2026, there are 8 operators available to choose from 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.

$95 Cheap Flights from Portland to Washington, D.C. in 2026

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

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One-way

Last minute

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Cheap round-trip flights

Enter your travel dates to find the best prices.

10:35 pm - 11:35 am

PDX

BWI

10h 00m

1 stop

6:31 pm - 11:57 pm

BWI

PDX

8h 26m

1 stop

$197American Airlines

Tue, Mar 31 - Tue, Apr 7

1:35 pm - 11:50 pm

PDX

BWI

7h 15m

1 stop

2:40 pm - 9:45 pm

BWI

PDX

10h 05m

2 stops

$202Southwest

Wed, May 13 - Sat, May 16

10:56 pm - 9:39 am

PDX

BWI

7h 43m

1 stop

6:05 am - 12:26 pm

BWI

PDX

9h 21m

1 stop

$212United Airlines

Sun, Apr 26 - Wed, Apr 29

6:00 am - 6:17 pm

PDX

BWI

9h 17m

1 stop

5:36 pm - 9:42 pm

BWI

PDX

7h 06m

1 stop

$217Delta

Wed, Apr 15 - Sat, Apr 18

11:15 pm - 10:30 am

PDX

BWI

8h 15m

1 stop

4:43 pm - 10:08 pm

BWI

PDX

8h 25m

1 stop

$227Delta

Wed, Apr 1 - Tue, Apr 7

11:59 pm - 9:39 am

PDX

BWI

6h 40m

1 stop

3:42 pm - 10:34 pm

BWI

PDX

9h 52m

1 stop

$237United Airlines

Sun, Apr 12 - Sat, Apr 18

1:52 pm - 5:44 am

PDX

BWI

12h 52m

1 stop

4:17 pm - 7:02 pm

BWI

PDX

5h 45mnonstop

$247Alaska Airlines

Wed, Apr 29 - Wed, May 13

2:54 pm - 1:00 pm

PDX

DCA

43h 06m

2 stops

8:00 am - 11:03 am

DCA

PDX

30h 03m

1 stop

$280Frontier

Thu, Apr 23 - Wed, Apr 29

11:58 am - 12:02 pm

PDX

DCA

21h 04m

1 stop

6:00 pm - 11:03 am

DCA

PDX

20h 03m

1 stop

$281Frontier

Fri, Apr 3 - Sun, Apr 5

1:35 pm - 5:40 am

PDX

IAD

13h 05m

1 stop

7:10 am - 10:53 pm

IAD

PDX

18h 43m

1 stop

$305Alaska Airlines

Thu, Apr 16 - Wed, Apr 22

Delta flights from Portland to Washington, D.C.

Our best Delta deals on Portland to Washington, D.C. flight tickets

Delta

Apr 15

PDX6:00 amPortland

9h 17m

1 stop

BWI6:17 pmBaltimore/Washington

Apr 18

BWI5:36 pmBaltimore/Washington

7h 06m

1 stop

PDX9:42 pmPortland

$217

Delta

Apr 1

PDX11:15 pmPortland

8h 15m

1 stop

BWI10:30 amBaltimore/Washington

Apr 7

BWI4:43 pmBaltimore/Washington

8h 25m

1 stop

PDX10:08 pmPortland

$227

Delta

Apr 12

PDX11:15 pmPortland

6h 56m

1 stop

BWI9:11 amBaltimore/Washington

Apr 21

BWI2:18 pmBaltimore/Washington

10h 44m

1 stop

PDX10:02 pmPortland

$258

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

Our best Alaska Airlines deals on Portland to Washington, D.C. flight tickets

Alaska Airlines

Apr 29

PDX1:52 pmPortland

12h 52m

1 stop

BWI5:44 amBaltimore/Washington

May 13

BWI4:17 pmBaltimore/Washington

5h 45m

PDX7:02 pmPortland

$247

Alaska Airlines

Apr 29

PDX1:52 pmPortland

12h 52m

1 stop

BWI5:44 amBaltimore/Washington

May 5

BWI7:04 amBaltimore/Washington

8h 48m

1 stop

PDX12:52 pmPortland

$257

Alaska Airlines

May 20

PDX5:46 pmPortland

9h 42m

1 stop

BWI6:28 amBaltimore/Washington

May 26

BWI4:17 pmBaltimore/Washington

5h 45m

PDX7:02 pmPortland

$267

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandBaltimore

PDX - BWI

PDXBWI

Portland

Tue 3/31

10:35 pm-11:35 am

1 stop10h 00m

Baltimore/Washington

Tue 4/7

6:31 pm-11:57 pm

1 stop8h 26m

$197

PortlandBaltimore

PDX - BWI

PDXBWI

Portland

Wed 5/13

1:35 pm-11:50 pm

1 stop7h 15m

Baltimore/Washington

Sat 5/16

2:40 pm-9:45 pm

2 stops10h 05m

$202

PortlandBaltimore

PDX - BWI

PDXBWI

Portland

Sun 4/26

10:56 pm-9:39 am

1 stop7h 43m

Baltimore/Washington

Wed 4/29

6:05 am-12:26 pm

1 stop9h 21m

$212

Quickest round-trip

PortlandBaltimore

PDX - BWI

PDXBWI

Portland

Wed 4/15

6:00 am-6:17 pm

1 stop9h 17m

Baltimore/Washington

Sat 4/18

5:36 pm-9:42 pm

1 stop7h 06m

$217

PortlandBaltimore

PDX - BWI

PDXBWI

Portland

Wed 4/1

11:15 pm-10:30 am

1 stop8h 15m

Baltimore/Washington

Tue 4/7

4:43 pm-10:08 pm

1 stop8h 25m

$227

PortlandBaltimore

PDX - BWI

PDXBWI

Portland

Sun 4/12

11:59 pm-9:39 am

1 stop6h 40m

Baltimore/Washington

Sat 4/18

3:42 pm-10:34 pm

1 stop9h 52m

$237

PortlandBaltimore

PDX - BWI

PDXBWI

Portland

Wed 4/29

1:52 pm-5:44 am

1 stop12h 52m

Baltimore/Washington

Wed 5/13

4:17 pm-7:02 pm

Nonstop5h 45m

$247

PortlandWashington, D.C.

PDX - DCA

PDXDCA

Portland

Thu 4/23

2:54 pm-1:00 pm

2 stops43h 06m

Washington, D.C. Reagan-National

Wed 4/29

8:00 am-11:03 am

1 stop30h 03m

$280

PortlandWashington, D.C.

PDX - DCA

PDXDCA

Portland

Fri 4/3

11:58 am-12:02 pm

1 stop21h 04m

Washington, D.C. Reagan-National

Sun 4/5

6:00 pm-11:03 am

1 stop20h 03m

$281

PortlandWashington, D.C.

PDX - IAD

PDXIAD

Portland

Thu 4/16

1:35 pm-5:40 am

1 stop13h 05m

Washington, D.C. Dulles Intl

Wed 4/22

7:10 am-10:53 pm

1 stop18h 43m

$305

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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

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Airlines

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Other information

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 $371. 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 $386.

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 Wednesday. momondo users have found tickets for Wednesday departures for as low as $481. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Portland to Washington, D.C. for around $679.

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

In the evening is the cheapest time of day to fly from Portland to Washington, D.C. when you can find flight prices for as low as $478. Flying to Washington, D.C. in the evening 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 $550. 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 Washington, D.C. Dulles Intl 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 weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. for around $431 when searching 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 $354 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.

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

You could potentially save up to 6% on your flight if you consider stops on a Portland to Washington, D.C. flight.

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

As of March 2026, prices for Portland to Washington, D.C. flights are approximately 4% 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	$198
Fastest flight time	4h 53m
Direct flights	Every day
Airports in Washington, D.C.	2 airports

The best one-way flight to Washington, D.C. from Portland in the past 72 hours is $198. The best round-trip flight deal from Portland to Washington, D.C. found on momondo in the last 72 hours is $346.

The fastest flight from Portland to Washington, D.C. takes 4h 53m

Direct flights go from Portland to Washington, D.C. every day.

There are 2 airports in Washington, D.C.. From Portland there are direct flights to Washington, D.C. Reagan-National (DCA), Baltimore/Washington (BWI), Washington, D.C. Dulles Intl (IAD).

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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 53m.
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.?
As of March 2026, there are 8 operators available to choose from 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.?
momondo data reveals that the most frequently booked plane model on the route from Portland to Washington, D.C. is Boeing 737-800 Passenger/BBJ2 (winglets), representing 41.96% of all bookings. The subsequent popular models are Boeing 737 MAX 9 at 19.78%, Boeing 737 MAX 8 at 9.06%, and Boeing 737-900 at 7.21%.
What is the most popular airline from Portland to Washington, D.C.?
Based on momondo bookings for flights between Portland and Washington, D.C., the leading airline is United Airlines, making up 37% of the total bookings. Other popular airlines include Alaska Airlines with 34%, Delta with 9%, and Frontier with 8%.

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 Airlines	PriceFrom $89	Free Cancellation	Rating 6.3 8,494 reviews	Search Spirit Airlines flights
Frontier	PriceFrom $111	Free Cancellation	Rating 5.7 3,041 reviews	Search Frontier flights
Delta	PriceFrom $165	Free Cancellation	Rating 7.9 8,250 reviews	Search Delta flights
Hawaiian Airlines	PriceFrom $179	Free Cancellation	Rating 7.8 2,836 reviews	Search Hawaiian Airlines flights
American Airlines	PriceFrom $236	Free Cancellation	Rating 7.1 11,382 reviews	Search American Airlines flights
United Airlines	PriceFrom $236	Free Cancellation	Rating 7.4 9,388 reviews	Search United Airlines flights
Alaska Airlines	PriceFrom $253	Free Cancellation	Rating 8.0 11,987 reviews	Search Alaska Airlines flights
Southwest	PriceFrom $263	Free Cancellation	Rating 8.0 4,308 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 $253 round-trip. Over the 2 Alaska Airlines flights for this route in a normal week, average airfare is usually $477 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 (7.8/10, 2,836 ratings). Hawaiian Airlines flies from Portland to Washington, D.C. around 3 times per week, with deals starting from $179 round-trip and rising to an average price of around $498.

Alexandria

National Harbor

Gettysburg

Arlington

Waldorf

Woodbridge

Colonial Beach

Laurel

Towson

Silver Spring

Gaithersburg

Fredericksburg

Rockville

Tysons

Manassas

Springfield

Bethesda

Fairfax

Linthicum Heights

Reston

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

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Cheap flights from Portland to Washington, D.C. from $95

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 4/14. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Delta flights from Portland to Washington, D.C.

Our best Delta deals on Portland to Washington, D.C. flight tickets

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

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

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

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

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

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

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

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

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

What is the cheapest airline that flies from Portland to Washington, D.C.?

What airlines fly to Washington, D.C.?

Which airport is the most popular layover for flights between Portland and Washington, D.C.?

Which layover airport offers the lowest fares from Portland to Washington, D.C.?

Which layover airport has the shortest travel time from Portland to Washington, D.C.?

Which layover airport has the shortest connection time from Portland to Washington, D.C.?

How many flights depart from Portland to Washington, D.C. on average per day?

How many flights depart from Portland to Washington, D.C. on average per week?

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

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

Fastest flight time

Direct flights

Airports in 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

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

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

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

Why use momondo?

An easier way to manage your Washington, D.C. 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.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

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.

Fly your favorite airline to Washington, D.C.

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Washington, D.C.

List of cabin classes available on flights landing in Washington, D.C.. Availability may vary depending on flight origin and airline.

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