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

American Airlines, Southwest, and Alaska Airlines can get you from Portland to Washington, D.C. in just under 9h 04m. Your travel time can differ by up to 11h 29m. The distance from Portland to Washington, D.C. is about 2351 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

Our cheapest airline available from Portland to Washington, D.C. is Frontier. Our recent data shows that you can find tickets from as low as $157 on this airline. Additional options worth looking into are Delta and Hawaiian Airlines, starting at $188 and $199 round-trip. Frontier is currently priced 64% below the average price you’ll pay for this route.

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

One-way options have recently been found by users for as low as $83 on Frontier. Other airlines that offer cheap prices include Delta from $118 and American Airlines from $141 one-way.

In terms of precipitation, rainfall in Washington, D.C. 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. when rainfall is around 2.6 in.

If weather is an important factor for your trip to Washington, D.C., 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).

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

When deciding which route to take from Portland to Washington, D.C. consider Portland - Washington, D.C. Reagan-National, Portland - Washington, D.C. Dulles Intl or Portland - Baltimore/Washington as they are the most popular.

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

Looking at all options, your cheapest flight can be booked for $178. While the most popular route (Portland - Washington, D.C. Reagan-National) can be booked for $174 on average, our data indicates $839 when flying from Portland to Washington, D.C..

What are the most popular airlines that fly from Portland to Washington, D.C.?

When booking a flight from Portland to Washington, D.C., you may want to consider flying on United Airlines, Alaska Airlines or Delta as they are the most popular for this route.

Most accurate provider : When it comes to deals on Portland-Washington, D.C. flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Portland-Washington, D.C. flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Portland-Washington, D.C. flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Portland-Washington, D.C. 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. flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

What airport do you fly from for flights from Portland to Washington, D.C.?

Located just 6.0 mi from the city center, Portland is the airport most travelers will use when flying to Washington, D.C. from Portland. Booking flights from Portland (PDX) to Washington, D.C. should be relatively easy as there are 2 daily outbound flights to Washington, D.C. from 8 different airlines.

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

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

How can I find direct flights from Portland 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 Portland to Washington, D.C..

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

Yes. Cheapflights offers flight deals from Portland 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.

$76+ Flights from Portland to Washington, D.C.

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Cheapflights Tip: The best prices from Portland to Washington, D.C. are usually found in February or January, booked 86 days in advance, depart on a Wednesday or Friday and return on a Tuesday

Cheap flight deals from Portland to Washington, D.C.

Cheapest flights from Portland to Washington, D.C.
Explore the most affordable flight options available from Portland to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on diciembre 4, 2025.

mar. 12/306:27 pmPDX - BWI

1 stop8h 53mUnited Airlines

mar. 1/204:10 pmBWI - PDX

1 stop8h 02mUnited Airlines

Deal found 12/3

$244

mié. 12/316:15 amPDX - BWI

1 stop6h 25mSouthwest

mié. 1/77:55 amBWI - PDX

1 stop10h 50mSouthwest

Deal found 12/1

$265

mié. 12/313:54 pmPDX - BWI

1 stop10h 20mUnited Airlines

lun. 1/125:18 pmBWI - PDX

1 stop8h 14mUnited Airlines

Deal found 12/2

$276

mié. 12/313:54 pmPDX - BWI

1 stop10h 20mUnited Airlines

mié. 1/1410:05 amBWI - PDX

2 stops11h 05mUnited Airlines

Deal found 12/2

$281

jue. 12/2511:55 pmPDX - BWI

1 stop6h 53mUnited Airlines

jue. 1/16:30 amBWI - PDX

1 stop11h 16mUnited Airlines

Deal found 12/1

$288

mié. 12/313:02 pmPDX - BWI

1 stop17h 13mAmerican Airlines

mié. 1/79:17 amBWI - PDX

2 stops13h 34mAmerican Airlines

Deal found 12/2

$292

jue. 12/412:51 pmPDX - DCA

1 stop21h 15mFrontier

sáb. 12/66:00 pmDCA - PDX

1 stop20h 56mFrontier

Deal found 12/2

$305

mié. 12/313:59 pmPDX - DCA

2 stops27h 00mFrontier

mié. 1/148:00 amDCA - PDX

1 stop30h 04mFrontier

Deal found 12/2

$306

mié. 12/3111:59 pmPDX - DCA

1 stop8h 30mUnited Airlines

lun. 1/121:00 pmDCA - PDX

1 stop8h 56mUnited Airlines

Deal found 12/2

$317

mié. 12/317:45 pmPDX - IAD

1 stop8h 02mUnited Airlines

lun. 1/122:24 pmIAD - PDX

1 stop9h 48mUnited Airlines

Deal found 12/2

$317

vie. 12/512:55 pmPDX - DCA

1 stop21h 11mFrontier

sáb. 12/66:00 pmDCA - PDX

1 stop20h 56mFrontier

Deal found 12/2

$329

mié. 12/316:05 amPDX - DCA

2 stops9h 40mSouthwest

mié. 1/74:05 pmDCA - PDX

1 stop9h 00mSouthwest

Deal found 12/1

$330

Best flights from Portland to Washington, D.C.
Discover carefully curated flight deals from Portland to Washington, D.C. that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated diciembre 4, 2025.

mié. 1/710:15 pmPDX - BWI

1 stop9h 04mAmerican Airlines

mié. 1/149:17 amBWI - PDX

2 stops13h 34mAmerican Airlines

Deal found 12/2

$164

mié. 1/286:45 amPDX - BWI

1 stop10h 05mSouthwest

mié. 3/41:45 pmBWI - PDX

2 stops11h 30mSouthwest

Deal found 12/3

$168

sáb. 2/141:32 pmPDX - BWI

1 stop7h 12mDelta

mar. 2/172:58 pmBWI - PDX

1 stop8h 32mDelta

Deal found 12/4

$228

lun. 2/21:24 pmPDX - BWI

1 stop6h 51mUnited Airlines

jue. 2/56:34 pmBWI - PDX

1 stop9h 05mUnited Airlines

Deal found 12/3

$231

vie. 1/95:31 pmPDX - IAD

2 stops20h 33mAlaska Airlines

dom. 1/115:26 pmIAD - PDX

2 stops19h 28mAlaska Airlines

Deal found 12/4

$302

mar. 2/179:25 amPDX - BWI

1 stop10h 35mSouthwest

sáb. 2/215:45 pmBWI - PDX

1 stop9h 10mSouthwest

Deal found 12/4

$200

mié. 1/711:25 amPDX - BWI

1 stop7h 20mSouthwest

mié. 1/142:40 pmBWI - PDX

2 stops10h 35mSouthwest

Deal found 12/3

$200

mié. 1/141:24 pmPDX - BWI

1 stop6h 51mUnited Airlines

lun. 1/198:42 amBWI - PDX

1 stop9h 04mUnited Airlines

Deal found 12/1

$231

mié. 1/2811:59 amPDX - BWI

1 stop9h 42mDelta

dom. 2/14:45 pmBWI - PDX

1 stop8h 30mDelta

Deal found 12/2

$237

mar. 3/31:18 pmPDX - BWI

1 stop7h 07mUnited Airlines

mié. 3/118:09 amBWI - PDX

2 stops12h 43mUnited Airlines

Deal found 12/3

$238

mar. 12/306:27 pmPDX - BWI

1 stop8h 53mUnited Airlines

mar. 1/204:10 pmBWI - PDX

1 stop8h 02mUnited Airlines

Deal found 12/3

$244

jue. 1/81:38 pmPDX - DCA

1 stop23h 31mAlaska Airlines

lun. 1/128:00 amDCA - PDX

1 stop7h 38mAlaska Airlines

Deal found 12/2

$316

mié. 3/41:18 pmPDX - BWI

1 stop7h 07mUnited Airlines

dom. 3/86:31 pmBWI - PDX

1 stop9h 13mUnited Airlines

Deal found 12/3

$244

mar. 3/177:38 pmPDX - IAD

2 stops12h 54mDelta

mar. 3/2412:12 pmIAD - PDX

2 stops11h 47mDelta

Deal found 12/3

$307

sáb. 2/287:18 amPDX - DCA

1 stop10h 44mAlaska Airlines

jue. 3/128:59 amDCA - PDX

1 stop10h 50mAlaska Airlines

Deal found 12/3

$316

vie. 1/306:20 amPDX - DCA

2 stops10h 55mSouthwest

lun. 2/24:05 pmDCA - PDX

1 stop9h 00mSouthwest

Deal found 12/3

$303

lun. 1/127:37 pmPDX - DCA

2 stops10h 33mDelta

jue. 1/154:44 pmDCA - PDX

1 stop10h 33mDelta

Deal found 12/2

$312

vie. 2/138:30 amPDX - DCA

1 stop10h 29mAlaska Airlines

lun. 2/165:06 pmDCA - PDX

Nonstop6h 07mAlaska Airlines

Deal found 12/2

$317

dom. 1/1111:10 amPDX - IAD

1 stop9h 00mDelta

lun. 1/125:26 pmIAD - PDX

2 stops19h 41mDelta

Deal found 12/2

$312

sáb. 1/106:00 amPDX - DCA

1 stop9h 15mSouthwest

vie. 5/86:10 amDCA - PDX

2 stops11h 10mSouthwest

Deal found 12/3

$315

lun. 1/122:28 pmPDX - IAD

2 stops22h 58mAlaska Airlines

jue. 1/156:04 pmIAD - PDX

2 stops25h 46mAlaska Airlines

Deal found 12/2

$322

mié. 3/46:57 pmPDX - IAD

1 stop7h 21mUnited Airlines

dom. 3/85:45 pmIAD - PDX

Nonstop5h 55mUnited Airlines

Deal found 12/4

$307

jue. 2/511:25 amPDX - DCA

2 stops8h 05mSouthwest

dom. 2/84:40 pmDCA - PDX

1 stop8h 25mSouthwest

Deal found 12/4

$319

jue. 1/87:37 pmPDX - DCA

2 stops11h 46mDelta

jue. 1/154:44 pmDCA - PDX

1 stop10h 33mDelta

Deal found 12/4

$332

jue. 2/197:05 amPDX - IAD

1 stop7h 15mAlaska Airlines

dom. 2/227:05 amIAD - PDX

1 stop18h 36mAlaska Airlines

Deal found 12/4

$334

sáb. 3/1411:10 pmPDX - IAD

Nonstop4h 53mUnited Airlines

mié. 3/184:10 pmIAD - PDX

1 stop11h 34mUnited Airlines

Deal found 12/2

$318

vie. 1/165:35 pmPDX - IAD

1 stop19h 51mAlaska Airlines

lun. 1/195:26 pmIAD - PDX

2 stops22h 12mAlaska Airlines

Deal found 12/2

$335

mié. 12/316:05 amPDX - DCA

2 stops9h 40mSouthwest

mié. 1/71:00 pmDCA - PDX

2 stops12h 05mSouthwest

Deal found 12/1

$346

vie. 2/135:30 amPDX - DCA

1 stop6h 50mDelta

lun. 2/1611:55 amDCA - PDX

1 stop8h 38mDelta

Deal found 12/2

$358

jue. 4/98:00 amPDX - IAD

Nonstop5h 12mUnited Airlines

mar. 4/145:45 pmIAD - PDX

Nonstop5h 46mUnited Airlines

Deal found 12/3

$338

Last-minute flights from Portland to Washington, D.C.
Discover last-minute flight deals from Portland to Washington, D.C.. Data last updated diciembre 4, 2025 and is based on user searches.

mar. 1/67:10 amPDX - IAD

1 stop13h 00mDelta

dom. 1/116:00 amIAD - PDX

2 stops15h 50mDelta

Deal found 12/2

$301

mié. 1/710:15 pmPDX - BWI

1 stop9h 04mAmerican Airlines

mié. 1/142:46 pmBWI - PDX

1 stop8h 38mAmerican Airlines

Deal found 12/2

$159

mié. 1/711:25 amPDX - BWI

1 stop7h 20mSouthwest

mié. 1/141:45 pmBWI - PDX

1 stop7h 15mSouthwest

Deal found 12/3

$173

jue. 1/810:15 pmPDX - BWI

1 stop9h 04mAmerican Airlines

lun. 1/122:46 pmBWI - PDX

1 stop8h 38mAmerican Airlines

Deal found 12/2

$191

sáb. 1/108:29 amPDX - IAD

2 stops9h 48mAmerican Airlines

mié. 1/146:00 amIAD - PDX

2 stops11h 48mAmerican Airlines

Deal found 12/4

$298

dom. 1/1111:10 amPDX - IAD

1 stop9h 00mDelta

mar. 1/137:05 amIAD - PDX

1 stop8h 27mDelta

Deal found 12/2

$302

lun. 1/1210:15 pmPDX - BWI

1 stop9h 04mAmerican Airlines

mié. 1/142:46 pmBWI - PDX

1 stop8h 38mAmerican Airlines

Deal found 12/3

$175

mar. 1/136:00 amPDX - BWI

1 stop8h 52mAmerican Airlines

dom. 1/183:41 pmBWI - PDX

1 stop9h 30mAmerican Airlines

Deal found 12/2

$208

mié. 1/146:00 amPDX - BWI

1 stop10h 35mSouthwest

dom. 1/185:10 pmBWI - PDX

1 stop8h 05mSouthwest

Deal found 12/2

$204

vie. 1/165:30 amPDX - DCA

1 stop6h 50mDelta

lun. 1/199:54 amDCA - PDX

2 stops11h 56mDelta

Deal found 12/4

$301

mié. 1/286:45 amPDX - BWI

1 stop10h 05mSouthwest

mié. 3/41:45 pmBWI - PDX

2 stops11h 30mSouthwest

Deal found 12/3

$168

vie. 1/306:20 amPDX - DCA

2 stops10h 55mSouthwest

lun. 2/24:05 pmDCA - PDX

1 stop9h 00mSouthwest

Deal found 12/3

$303

One-way flights from Portland to Washington, D.C.
Search for one-way flight options from Portland to Washington, D.C.. Find affordable one-way fares based on user searches. Data last updated diciembre 4, 2025.

mar. 1/2711:05 amPDX - BWI

1 stop8h 00mSouthwest

Deal found 12/4

$76

mar. 1/610:15 pmPDX - BWI

1 stop9h 04mAmerican Airlines

Deal found 12/2

$80

mar. 2/36:20 amPDX - BWI

2 stops7h 55mSouthwest

Deal found 12/2

$81

mar. 1/276:00 amPDX - BWI

2 stops12h 18mAmerican Airlines

Deal found 12/2

$85

mar. 2/179:25 amPDX - BWI

1 stop10h 35mSouthwest

Deal found 12/4

$88

lun. 2/29:22 pmPDX - BWI

2 stops47h 59mFrontier

Deal found 12/3

$89

lun. 1/127:51 pmPDX - BWI

1 stop8h 41mUnited Airlines

Deal found 12/2

$91

mié. 3/46:20 amPDX - BWI

2 stops10h 50mSouthwest

Deal found 12/3

$93

jue. 1/81:18 pmPDX - BWI

2 stops44h 32mFrontier

Deal found 12/4

$95

jue. 1/810:15 pmPDX - BWI

1 stop9h 04mAmerican Airlines

Deal found 12/2

$96

mié. 1/76:00 amPDX - BWI

1 stop14h 10mAmerican Airlines

Deal found 12/3

$97

jue. 2/267:05 amPDX - BWI

1 stop7h 41mAlaska Airlines

Deal found 12/2

$98

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

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$168 (Southwest)
One-way from	$76 (Southwest)
Popular in	March
Cheapest in	February
Average price	$458
Good round-trip deal	$412 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 Washington, D.C. (WAS)

Search Deals

One-way flight from Portland to Washington, D.C. (WAS)

Search Deals

Highest demand for flights based on searches. 2% potential increase in price ($10 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 December 2025

Search Deals

Price to beat on a round-trip flight from Portland to Washington, D.C. (WAS).

Search Deals

Price to beat on a one-way flight from Portland to Washington, D.C. (WAS).

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Portland to Washington, D.C. that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PortlandBaltimore

PDX - BWI

PDXBWI

Portland

mié. 1/7

10:15 pm-10:19 am

1 stop9h 04m

Baltimore/Washington

mié. 1/14

9:17 am-7:51 pm

2 stops13h 34m

$164

PortlandBaltimore

PDX - BWI

PDXBWI

Portland

mié. 1/28

6:45 am-7:50 pm

1 stop10h 05m

Baltimore/Washington

mié. 3/4

1:45 pm-10:15 pm

2 stops11h 30m

$168

PortlandBaltimore

PDX - BWI

PDXBWI

Portland

mar. 2/17

9:25 am-11:00 pm

1 stop10h 35m

Baltimore/Washington

sáb. 2/21

5:45 pm-11:55 pm

1 stop9h 10m

$200

PortlandBaltimore

PDX - BWI

PDXBWI

Portland

mié. 1/7

11:25 am-9:45 pm

1 stop7h 20m

Baltimore/Washington

mié. 1/14

2:40 pm-10:15 pm

2 stops10h 35m

$200

PortlandBaltimore

PDX - BWI

PDXBWI

Portland

sáb. 2/14

1:32 pm-11:44 pm

1 stop7h 12m

Baltimore/Washington

mar. 2/17

2:58 pm-8:30 pm

1 stop8h 32m

$228

PortlandBaltimore

PDX - BWI

PDXBWI

Portland

lun. 2/2

1:24 pm-11:15 pm

1 stop6h 51m

Baltimore/Washington

jue. 2/5

6:34 pm-12:39 am

1 stop9h 05m

$231

PortlandBaltimore

PDX - BWI

PDXBWI

Portland

mié. 1/14

1:24 pm-11:15 pm

1 stop6h 51m

Baltimore/Washington

lun. 1/19

8:42 am-2:46 pm

1 stop9h 04m

$231

PortlandBaltimore

PDX - BWI

PDXBWI

Portland

mié. 1/28

11:59 am-12:41 am

1 stop9h 42m

Baltimore/Washington

dom. 2/1

4:45 pm-10:15 pm

1 stop8h 30m

$237

PortlandBaltimore

PDX - BWI

PDXBWI

Portland

mar. 3/3

1:18 pm-11:25 pm

1 stop7h 07m

Baltimore/Washington

mié. 3/11

8:09 am-5:52 pm

2 stops12h 43m

$238

PortlandBaltimore

PDX - BWI

PDXBWI

Portland

mar. 12/30

6:27 pm-6:20 am

1 stop8h 53m

Baltimore/Washington

mar. 1/20

4:10 pm-9:12 pm

1 stop8h 02m

$244

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/2

Showing 1-10 of 60 results

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Compare providers for flights from Portland to Washington, D.C.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Portland to Washington, D.C. in December.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy2 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*1 star
eDreams	Price Accuracy3 stars	Trust Score*3 stars

*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. flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Portland-Washington, D.C. flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Portland-Washington, D.C. flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Portland-Washington, D.C. 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. 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 Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. 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.

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

The best time to book flights from Portland to Washington, D.C. is 86 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, April is the cheapest month in which you can book a flight from Portland to Washington, D.C. (average of $89). Flying from Portland to Washington, D.C. in March is currently the most expensive (average of $297). 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 WAS?

A simple way to save on the total cost of your ticket is to fly from Portland to Washington, D.C. in the afternoon. If you’re flexible enough to do this you can expect to save up to 36% on your trip compared to booking a flight in the morning.

What is the cheapest day to fly from Portland to Washington, D.C.?

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

Weekly flight availability from Portland to Washington, D.C.

The most flights from PDX to WAS are scheduled on a Wednesday (3 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).

Reviews of airlines servicing Washington, D.C.

Peruse reviews from past customers who have flown with Alaska Airlines, Southwest, and Delta from Portland to Washington, D.C. to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Alaska Airlines

8.0

Very good

11,402 reviews

Reviews

1 / 20

8.0

Excellent

Anonymous,Nov 2025

PDX - BNA

My family especially liked the leg room and comfortable seats.

Alaska Airlines

8.0

Very good

11,402 reviews

Alaska Airlines

8.0

Very good

11,402 reviews

Reviews

1 / 20

8.0

Excellent

Anonymous,Nov 2025

PDX - BNA

My family especially liked the leg room and comfortable seats.

Southwest

8.0

Very good

4,251 reviews

Alaska Airlines

8.0

Very good

11,402 reviews

Reviews

1 / 20

8.0

Excellent

Anonymous,Nov 2025

PDX - BNA

My family especially liked the leg room and comfortable seats.

Delta

7.9

Good

8,010 reviews

Alaska Airlines

8.0

Very good

11,402 reviews

Reviews

1 / 20

8.0

Excellent

Anonymous,Nov 2025

PDX - BNA

My family especially liked the leg room and comfortable seats.

United Airlines

7.4

Good

9,066 reviews

Alaska Airlines

8.0

Very good

11,402 reviews

Reviews

1 / 20

8.0

Excellent

Anonymous,Nov 2025

PDX - BNA

My family especially liked the leg room and comfortable seats.

Frontier

5.8

Fair

3,092 reviews

Alaska Airlines

8.0

Very good

11,402 reviews

Reviews

1 / 20

8.0

Excellent

Anonymous,Nov 2025

PDX - BNA

My family especially liked the leg room and comfortable seats.

Related info for your journey

What airport do you fly from for flights from Portland to Washington, D.C.?
Located just 6.0 mi from the city center, Portland is the airport most travelers will use when flying to Washington, D.C. from Portland. Booking flights from Portland (PDX) to Washington, D.C. should be relatively easy as there are 2 daily outbound flights to Washington, D.C. from 8 different airlines.
How long is the flight from Portland to Washington, D.C.?
American Airlines, Southwest, and Alaska Airlines can get you from Portland to Washington, D.C. in just under 9h 04m. Your travel time can differ by up to 11h 29m. The distance from Portland to Washington, D.C. is about 2351 mi. Both multi-stop and nonstop flights can be found to your destination and back.
What are the cheapest airlines flying from Portland to Washington, D.C. round-trip?
Our cheapest airline available from Portland to Washington, D.C. is Frontier. Our recent data shows that you can find tickets from as low as $157 on this airline. Additional options worth looking into are Delta and Hawaiian Airlines, starting at $188 and $199 round-trip. Frontier is currently priced 64% below the average price you’ll pay for this route.
What are the cheapest airlines to fly from Portland to Washington, D.C. one-way?
One-way options have recently been found by users for as low as $83 on Frontier. Other airlines that offer cheap prices include Delta from $118 and American Airlines from $141 one-way.
What are the most popular routes from Portland to Washington, D.C.?
When deciding which route to take from Portland to Washington, D.C. consider Portland - Washington, D.C. Reagan-National, Portland - Washington, D.C. Dulles Intl or Portland - Baltimore/Washington as they are the most popular.
What are the cheapest flights from Portland to Washington, D.C.?
Looking at all options, your cheapest flight can be booked for $178. While the most popular route (Portland - Washington, D.C. Reagan-National) can be booked for $174 on average, our data indicates $839 when flying from Portland to Washington, D.C..
Can I find deals for flights from Portland to Washington, D.C. that include hotel bookings?
Yes. In addition to deals on Portland to Washington, D.C. flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Portland 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 Portland to Washington, D.C..
Can I find deals for business class flights from Portland to Washington, D.C.?
Yes. Cheapflights offers flight deals from Portland 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 Portland to Washington, D.C.?
Currently, April is the cheapest month in which you can book a flight from Portland to Washington, D.C. (average of $89). Flying from Portland to Washington, D.C. in March is currently the most expensive (average of $297). 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.

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Top 8 airlines flying from Portland to Washington, D.C.

Airline	Cheapest	Average	Flexibility	On-time
Spirit Airlines	Cheapest$89	Average$255	FlexibilityNo cancel fee	On-time65%
Frontier	Cheapest$132	Average$286	FlexibilityNo cancel fee	On-time62%
Delta	Cheapest$219	Average$383	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$236	Average$463	FlexibilityNo cancel fee	On-time71%
United Airlines	Cheapest$242	Average$444	FlexibilityNo cancel fee	On-time69%
Alaska Airlines	Cheapest$257	Average$505	FlexibilityNo cancel fee	On-time75%
Hawaiian Airlines	Cheapest$299	Average$512	FlexibilityNo cancel fee	On-time85%
Southwest	Cheapest$302	Average$507	FlexibilityNo cancel fee	On-time63%

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$76+ Cheap flights from Portland (PDX) 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 1/27. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheapflights Tip: The best prices from Portland to Washington, D.C. are usually found in February or January, booked 86 days in advance, depart on a Wednesday or Friday and return on a Tuesday

Cheap flight deals from Portland to Washington, D.C.

Cheapest flights from Portland to Washington, D.C.Explore the most affordable flight options available from Portland to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on diciembre 4, 2025.

Explore the most affordable flight options available from Portland to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on diciembre 4, 2025.

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

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Compare providers for flights from Portland to Washington, D.C.

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 Washington, D.C. in December.

Best time to book a flight from Portland to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Portland with our price prediction graph.

Cheapflights Insights

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

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

Use this chart to determine the optimal time to book a round-trip flight from Portland to Washington, D.C.. Price data was last updated on November 28, 2025.

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

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

Find hourly flight availability from Portland 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 diciembre 4, 2025.

What is the cheapest day to fly from Portland to Washington, D.C.?

Use this chart to determine the cheapest time to fly round-trip from Portland to Washington, D.C.. Price data was last updated on September 14, 2025.

Weekly flight availability from Portland to Washington, D.C.

Reviews of airlines servicing Washington, D.C.

Peruse reviews from past customers who have flown with Alaska Airlines, Southwest, and Delta from Portland to Washington, D.C. to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Portland 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.

What airport do you fly from for flights from Portland to Washington, D.C.?

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

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

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

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

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

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

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

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

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

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

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Alternative routes for Portland to Washington, D.C.

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Top 8 airlines flying from Portland to Washington, D.C.

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Cheapest flights from Portland to Washington, D.C.
Explore the most affordable flight options available from Portland to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on diciembre 4, 2025.