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 JetBlue ($140), Frontier ($149), and Sun Country Air ($150).

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 $1,384, our data indicates the cheapest price to be $168. The most popular route (Portland - Washington, D.C. Dulles Intl), is priced around $336.

What are the most popular airlines that fly from Portland to District of Columbia?

American Airlines, Alaska Airlines and Delta are the most popular airlines when flying from Portland to District of Columbia.

How far in advance should I book a flight from Portland to District of Columbia?

To save on the cost of your flight from Portland to District of Columbia, book at least 11 days before your planned departure. Booking around this time can save you about 58% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $182 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $289.

What is the cheapest month to fly from Portland to District of Columbia?

Due to multiple factors, expect to potentially pay more when booking in March. For low rates, May can be a great choice for travel to District of Columbia. Flights to District of Columbia from Portland in May are about $429 on average during May, but can be found for as low as $97.

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.

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.

$139+ Save on Flights from Portland to District of Columbia

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Cheap flight deals from Portland to District of Columbia

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$259 (JetBlue)
One-way from	$140 (JetBlue)
Popular in	March
Cheapest in	May
Average price	$568
Good round-trip deal	$413 or less
Good one-way deal	$224 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. 5% potential increase in price ($27 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($13 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in March 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.

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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 March 25, 2025.

Sat 6/1411:35 pmPDX - DCA

1 stop8h 03mJetBlue

Tue 6/173:00 pmDCA - PDX

1 stop10h 10mJetBlue

Deal found 3/24

$259

Wed 4/29:54 amPDX - DCA

1 stop9h 05mFrontier

Tue 4/86:00 pmDCA - PDX

1 stop9h 37mFrontier

Deal found 3/24

$278

Mon 5/121:15 pmPDX - IAD

1 stop14h 16mFrontier

Fri 5/168:01 amIAD - PDX

1 stop10h 41mFrontier

Deal found 3/23

$298

Sat 4/126:40 amPDX - DCA

1 stop7h 19mMultiple Airlines

Tue 4/225:10 pmDCA - PDX

Nonstop5h 50mMultiple Airlines

Deal found 3/24

$313

Sun 5/2511:11 pmPDX - DCA

1 stop6h 24mDelta

Sat 5/315:00 pmDCA - PDX

1 stop8h 20mDelta

Deal found 3/23

$337

Mon 4/1411:30 pmPDX - IAD

Nonstop4h 59mUnited Airlines

Wed 4/165:30 pmIAD - PDX

Nonstop5h 44mUnited Airlines

Deal found 3/23

$337

Thu 4/246:20 pmPDX - IAD

1 stop15h 03mSun Country Air

Sun 4/2712:17 pmIAD - PDX

1 stop8h 07mSun Country Air

Deal found 3/24

$338

Sun 4/137:29 pmPDX - IAD

1 stop7h 39mDelta

Sat 4/1912:11 pmIAD - PDX

1 stop13h 27mDelta

Deal found 3/23

$345

Wed 4/237:35 amPDX - IAD

2 stops13h 23mAlaska Airlines

Wed 4/307:00 amIAD - PDX

1 stop9h 49mAlaska Airlines

Deal found 3/23

$352

Fri 5/95:50 pmPDX - IAD

1 stop8h 50mHawaiian Airlines

Mon 5/125:00 pmIAD - PDX

1 stop9h 27mHawaiian Airlines

Deal found 3/24

$356

Mon 4/145:30 amPDX - DCA

1 stop9h 35mSouthwest

Wed 4/164:25 pmDCA - PDX

2 stops9h 40mSouthwest

Deal found 3/23

$362

Thu 5/19:34 pmPDX - DCA

1 stop20h 24mAlaska Airlines

Mon 5/55:10 pmDCA - PDX

Nonstop5h 50mAlaska Airlines

Deal found 3/24

$365

Best flights from Portland to District of Columbia
Discover carefully curated flight deals from Portland to District of Columbia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 25, 2025.

Sat 6/1411:35 pmPDX - DCA

1 stop8h 03mJetBlue

Tue 6/173:00 pmDCA - PDX

1 stop10h 10mJetBlue

Deal found 3/24

$259

Sun 4/136:40 amPDX - DCA

1 stop12h 19mFrontier

Sat 4/196:00 pmDCA - PDX

1 stop9h 37mFrontier

Deal found 3/23

$297

Mon 4/146:40 amPDX - DCA

1 stop7h 19mMultiple Airlines

Wed 4/166:58 pmDCA - PDX

Nonstop5h 57mMultiple Airlines

Deal found 3/23

$323

Sat 5/2412:40 amPDX - DCA

1 stop7h 23mDelta

Sat 5/315:00 pmDCA - PDX

1 stop8h 20mDelta

Deal found 3/23

$337

Mon 4/1411:30 pmPDX - IAD

Nonstop4h 59mUnited Airlines

Wed 4/165:30 pmIAD - PDX

Nonstop5h 44mUnited Airlines

Deal found 3/23

$337

Thu 4/246:20 pmPDX - IAD

1 stop15h 03mSun Country Air

Sun 4/2712:17 pmIAD - PDX

1 stop8h 07mSun Country Air

Deal found 3/24

$338

Sun 4/135:05 amPDX - DCA

1 stop7h 45mAmerican Airlines

Sat 4/195:14 pmDCA - PDX

1 stop8h 33mAmerican Airlines

Deal found 3/23

$346

Wed 4/237:35 amPDX - IAD

2 stops13h 23mAlaska Airlines

Wed 4/307:00 amIAD - PDX

1 stop9h 49mAlaska Airlines

Deal found 3/23

$352

Fri 5/95:50 pmPDX - IAD

1 stop8h 50mHawaiian Airlines

Mon 5/125:00 pmIAD - PDX

1 stop9h 27mHawaiian Airlines

Deal found 3/24

$356

Mon 4/145:30 amPDX - DCA

1 stop9h 35mSouthwest

Wed 4/164:25 pmDCA - PDX

2 stops9h 40mSouthwest

Deal found 3/23

$362

Mon 5/121:15 pmPDX - IAD

1 stop14h 16mFrontier

Fri 5/168:01 amIAD - PDX

1 stop10h 41mFrontier

Deal found 3/23

$298

Sun 4/137:29 pmPDX - IAD

1 stop7h 39mDelta

Sat 4/1912:11 pmIAD - PDX

1 stop13h 27mDelta

Deal found 3/23

$345

Last-minute flights from Portland to District of Columbia
Discover last-minute flight deals from Portland to District of Columbia. Data last updated March 25, 2025 and is based on user searches.

Sat 3/298:28 amPDX - IAD

2 stops10h 46mAmerican Airlines

Sun 4/66:18 amIAD - PDX

1 stop9h 41mAmerican Airlines

Deal found 3/23

$807

Tue 4/14:18 pmPDX - IAD

1 stop10h 04mUnited Airlines

Tue 4/83:37 pmIAD - PDX

2 stops26h 38mUnited Airlines

Deal found 3/24

$616

Tue 4/17:00 amPDX - DCA

1 stop10h 59mHawaiian Airlines

Sat 4/56:58 pmDCA - PDX

Nonstop5h 57mHawaiian Airlines

Deal found 3/24

$845

Wed 4/29:54 amPDX - DCA

1 stop9h 05mFrontier

Tue 4/86:00 pmDCA - PDX

1 stop9h 37mFrontier

Deal found 3/24

$278

Wed 4/212:59 amPDX - DCA

1 stop7h 01mDelta

Tue 4/84:25 pmDCA - PDX

1 stop9h 13mDelta

Deal found 3/24

$752

Wed 4/211:30 pmPDX - IAD

Nonstop4h 59mMultiple Airlines

Tue 4/87:00 amIAD - PDX

1 stop9h 00mMultiple Airlines

Deal found 3/24

$804

Thu 4/311:36 amPDX - IAD

1 stop15h 04mAlaska Airlines

Tue 4/87:00 amIAD - PDX

2 stops11h 31mAlaska Airlines

Deal found 3/23

$648

Thu 4/37:05 amPDX - IAD

1 stop27h 17mDelta

Tue 4/812:11 pmIAD - PDX

1 stop13h 27mDelta

Deal found 3/23

$660

Thu 4/31:45 pmPDX - DCA

2 stops22h 16mUnited Airlines

Tue 4/84:15 pmDCA - PDX

1 stop28h 12mUnited Airlines

Deal found 3/24

$678

Fri 4/46:40 amPDX - DCA

1 stop12h 19mMultiple Airlines

Mon 4/76:55 pmDCA - PDX

Nonstop6h 00mMultiple Airlines

Deal found 3/24

$499

Fri 4/47:00 amPDX - DCA

1 stop10h 59mAlaska Airlines

Mon 4/76:55 pmDCA - PDX

Nonstop6h 00mAlaska Airlines

Deal found 3/24

$730

Fri 4/412:55 pmPDX - DCA

1 stop7h 45mSouthwest

Tue 4/87:30 amDCA - PDX

2 stops9h 40mSouthwest

Deal found 3/24

$757

One-way flights from Portland to District of Columbia
Search for one-way flight options from Portland to District of Columbia. Find affordable one-way fares based on user searches. Data last updated March 25, 2025.

Mon 7/711:35 pmPDX - DCA

1 stop8h 03mJetBlue

Deal found 3/23

$140

Sat 4/56:40 amPDX - DCA

1 stop7h 19mFrontier

Deal found 3/24

$149

Thu 4/246:20 pmPDX - IAD

1 stop15h 03mSun Country Air

Deal found 3/24

$150

Sun 5/41:15 pmPDX - IAD

1 stop14h 16mFrontier

Deal found 3/24

$155

Tue 4/2911:00 pmPDX - IAD

1 stop9h 54mUnited Airlines

Deal found 3/24

$159

Fri 4/1812:59 amPDX - DCA

1 stop7h 01mDelta

Deal found 3/24

$169

Sat 5/2412:40 amPDX - IAD

1 stop9h 46mDelta

Deal found 3/23

$169

Wed 5/285:10 amPDX - DCA

2 stops9h 50mSouthwest

Deal found 3/23

$174

Tue 4/2910:47 amPDX - IAD

2 stops10h 11mAlaska Airlines

Deal found 3/24

$174

Mon 4/1411:52 pmPDX - IAD

2 stops10h 50mAmerican Airlines

Deal found 3/24

$184

Mon 4/147:01 pmPDX - IAD

3 stops13h 25mMultiple Airlines

Deal found 3/24

$190

Fri 5/233:30 pmPDX - IAD

2 stops26h 30mAllegiant Air

Deal found 3/24

$192

Cheapflights Fare Finder

Use the filters below to find and compare flights from Portland to District of Columbia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PortlandWashington, D.C.

PDX - DCA

PDXDCA

Portland

Sat 6/14

11:35 pm-10:38 am

1 stop8h 03m

Washington, D.C. Reagan-National

Tue 6/17

3:00 pm-10:10 pm

1 stop10h 10m

$259

PortlandWashington, D.C.

PDX - DCA

PDXDCA

Portland

Fri 4/11

6:40 am-4:59 pm

1 stop7h 19m

Washington, D.C. Reagan-National

Fri 4/18

1:03 pm-12:37 am

1 stop14h 34m

$278

PortlandWashington, D.C.

PDX - IAD

PDXIAD

Portland

Mon 5/12

1:15 pm-6:31 am

1 stop14h 16m

Washington, D.C. Dulles Intl

Fri 5/16

8:01 am-3:42 pm

1 stop10h 41m

$298

PortlandWashington, D.C.

PDX - DCA

PDXDCA

Portland

Sat 4/12

6:40 am-4:59 pm

1 stop7h 19m

Washington, D.C. Reagan-National

Tue 4/22

5:10 pm-8:00 pm

Nonstop5h 50m

$313

PortlandWashington, D.C.

PDX - DCA

PDXDCA

Portland

Sun 5/25

11:11 pm-8:35 am

1 stop6h 24m

Washington, D.C. Reagan-National

Sat 5/31

5:00 pm-10:20 pm

1 stop8h 20m

$337

PortlandWashington, D.C.

PDX - IAD

PDXIAD

Portland

Mon 4/14

11:30 pm-7:29 am

Nonstop4h 59m

Washington, D.C. Dulles Intl

Wed 4/16

5:30 pm-8:14 pm

Nonstop5h 44m

$337

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

$338

PortlandWashington, D.C.

PDX - IAD

PDXIAD

Portland

Sun 4/13

7:29 pm-6:08 am

1 stop7h 39m

Washington, D.C. Dulles Intl

Sat 4/19

12:11 pm-10:38 pm

1 stop13h 27m

$345

PortlandWashington, D.C.

PDX - IAD

PDXIAD

Portland

Wed 4/23

7:35 am-11:58 pm

2 stops13h 23m

Washington, D.C. Dulles Intl

Wed 4/30

7:00 am-1:49 pm

1 stop9h 49m

$352

PortlandWashington, D.C.

PDX - IAD

PDXIAD

Portland

Fri 5/9

5:50 pm-5:40 am

1 stop8h 50m

Washington, D.C. Dulles Intl

Mon 5/12

5:00 pm-11:27 pm

1 stop9h 27m

$356

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/24

Showing 1-10 of 36 results

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.

Cheapflights Insights

Everything you need to know about your flight from Portland to District of Columbia

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 $387). 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?

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

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

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 a feel of what it's like to fly with Alaska Airlines, Southwest 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.

Alaska Airlines

8.0

Very good

9,782 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Alaska Airlines

8.0

Very good

9,782 reviews

Alaska Airlines

8.0

Very good

9,782 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Southwest

8.0

Very good

4,272 reviews

Alaska Airlines

8.0

Very good

9,782 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Delta

8.0

Very good

7,890 reviews

Alaska Airlines

8.0

Very good

9,782 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Hawaiian Airlines

7.9

Good

2,330 reviews

Alaska Airlines

8.0

Very good

9,782 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

United Airlines

7.4

Good

8,605 reviews

Alaska Airlines

8.0

Very good

9,782 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

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 JetBlue ($140), Frontier ($149), and Sun Country Air ($150).
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 $1,384, our data indicates the cheapest price to be $168. The most popular route (Portland - Washington, D.C. Dulles Intl), is priced around $336.
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 $387). 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

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Top 8 airlines flying from Portland to District of Columbia

Airline	Cheapest	Average	Flexibility	On-time
Spirit Airlines	Cheapest$51	Average$211	FlexibilityNo cancel fee	On-time65%
Frontier	Cheapest$77	Average$260	FlexibilityNo cancel fee	On-time62%
Delta	Cheapest$297	Average$484	FlexibilityNo cancel fee	On-timeN/A
JetBlue	Cheapest$297	Average$347	FlexibilityNo cancel fee	On-time62%
American Airlines	Cheapest$298	Average$487	FlexibilityNo cancel fee	On-time71%
United Airlines	Cheapest$337	Average$558	FlexibilityNo cancel fee	On-time69%
Alaska Airlines	Cheapest$337	Average$567	FlexibilityNo cancel fee	On-time75%
Southwest	Cheapest$353	Average$551	FlexibilityNo cancel fee	On-time63%

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$139+ 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 4/9. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Portland to District of Columbia with Cheapflights

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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 March 25, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals from Portland to District of Columbia

Cheapest flights from Portland to District of ColumbiaExplore 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 March 25, 2025.

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 March 25, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Portland to District of Columbia that are best for you.

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.

Cheapflights Insights

Everything you need to know about your flight from Portland to District of Columbia

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

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 March 25, 2025.

Rainfall in District of Columbia by month

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

Temperature in District of Columbia by month

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

Reviews of airlines servicing District of Columbia

Get a feel of what it's like to fly with Alaska Airlines, Southwest 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.

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?

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

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

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

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

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

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

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.

Top 8 airlines flying from Portland to District of Columbia

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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 March 25, 2025.