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District of Columbia

$75+ Cheap flights from Portland, ME (PWM) 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 6/12. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — IAD
May 5 — May 121
Mon 5/5
Mon 5/12
1 adult, Economy
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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 April 30, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$229
(United Airlines)

One-way from

$75
(Mytrip)

Popular in

April

Cheapest in

September

Average price

$337

Good round-trip deal

$279 or less

Good one-way deal

$155 or less
Provider with most accurate pricing for Portland-Washington, D.C. (WAS) flight deals.
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Provider most trusted by Cheapflights users for Portland-Washington, D.C. (WAS) flights.
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From Portland to District of Columbia
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One-way flight from Portland to District of Columbia
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Highest demand for flights based on searches. 4% potential increase in price ($13 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from Portland to District of Columbia.
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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 April 30, 2025.

This United Airlines deal was found by Cheapflights users on 4/29. 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.
Fri 6/275:35 amPWM - IAD
Nonstop1h 50mUnited Airlines
Mon 6/3010:14 pmIAD - PWM
Nonstop1h 45mUnited Airlines
Deal found 4/29$229
This American Airlines deal was found by Cheapflights users on 4/29. 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.
Thu 6/265:17 pmPWM - DCA
Nonstop1h 51mAmerican Airlines
Mon 6/302:54 pmDCA - PWM
Nonstop1h 52mAmerican Airlines
Deal found 4/29$229
This Delta deal was found by Cheapflights users on 4/29. 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.
Thu 6/56:35 amPWM - DCA
2 stops8h 45mDelta
Tue 6/106:00 amDCA - PWM
1 stop4h 50mDelta
Deal found 4/29$234
This United Airlines deal was found by Cheapflights users on 4/29. 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.
Fri 5/96:00 amPWM - DCA
1 stop4h 36mUnited Airlines
Mon 5/127:18 pmDCA - PWM
1 stop4h 09mUnited Airlines
Deal found 4/29$239
This JetBlue deal was found by Cheapflights users on 4/28. 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.
Fri 9/52:15 pmPWM - DCA
1 stop4h 29mJetBlue
Fri 9/126:30 amDCA - PWM
1 stop6h 46mJetBlue
Deal found 4/28$243
This Gotogate deal was found by Cheapflights users on 4/29. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/48:23 pmPWM - IAD
1 stop20h 13mFrontier
Fri 5/165:26 pmIAD - PWM
1 stop25h 00mFrontier
Deal found 4/29$265
This American Airlines deal was found by Cheapflights users on 4/29. 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.
Fri 5/307:35 amPWM - IAD
1 stop5h 47mAmerican Airlines
Mon 6/25:26 pmIAD - PWM
1 stop5h 40mAmerican Airlines
Deal found 4/29$267
This Delta deal was found by Cheapflights users on 4/29. 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.
Tue 6/106:03 amPWM - IAD
2 stops10h 41mDelta
Wed 6/116:00 amIAD - PWM
1 stop6h 04mDelta
Deal found 4/29$308
This Mytrip deal was found by Cheapflights users on 4/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/128:56 pmPWM - IAD
1 stop23h 41mMultiple Airlines
Sun 6/1511:52 amIAD - PWM
2 stops30h 46mMultiple Airlines
Deal found 4/29$331
This Southwest deal was found by Cheapflights users on 4/28. 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.
Sun 8/107:55 pmPWM - DCA
1 stop12h 25mSouthwest
Wed 8/139:00 amDCA - PWM
1 stop5h 55mSouthwest
Deal found 4/28$362

Cheapflights Fare Finder

Customize your flight search to find flights from Portland to District of Columbia that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 30, 2025.
Use the filters below to find and compare flights from Portland to District of Columbia that are best for you.

Fly from

Portland

Fly to

District of Columbia

Route

Depart

Return

Price

PortlandWashington, D.C.

PWM - IAD

PWMIAD

Portland

Thu 6/26

10:05 am-11:55 am

Nonstop1h 50m

Washington, D.C. Dulles Intl

Sun 6/29

10:14 pm-11:59 pm

Nonstop1h 45m

$229

PortlandWashington, D.C.

PWM - DCA

PWMDCA

Portland

Thu 6/26

5:17 pm-7:08 pm

Nonstop1h 51m

Washington, D.C. Reagan-National

Mon 6/30

2:54 pm-4:46 pm

Nonstop1h 52m

$229

PortlandWashington, D.C.

PWM - DCA

PWMDCA

Portland

Thu 6/5

6:35 am-3:20 pm

2 stops8h 45m

Washington, D.C. Reagan-National

Tue 6/10

6:00 am-10:50 am

1 stop4h 50m

$234

PortlandWashington, D.C.

PWM - DCA

PWMDCA

Portland

Fri 5/9

6:00 am-10:36 am

1 stop4h 36m

Washington, D.C. Reagan-National

Mon 5/12

7:18 pm-11:27 pm

1 stop4h 09m

$239

PortlandWashington, D.C.

PWM - DCA

PWMDCA

Portland

Fri 9/5

2:15 pm-6:44 pm

1 stop4h 29m

Washington, D.C. Reagan-National

Fri 9/12

6:30 am-1:16 pm

1 stop6h 46m

$243

PortlandWashington, D.C.

PWM - IAD

PWMIAD

Portland

Wed 6/4

7:45 am-1:22 pm

1 stop5h 37m

Washington, D.C. Dulles Intl

Sat 6/7

5:41 pm-10:44 pm

1 stop5h 03m

$265

PortlandWashington, D.C.

PWM - IAD

PWMIAD

Portland

Wed 6/4

6:35 am-11:40 am

1 stop5h 05m

Washington, D.C. Dulles Intl

Sat 6/7

1:00 pm-7:55 pm

2 stops6h 55m

$270

PortlandWashington, D.C.

PWM - IAD

PWMIAD

Portland

Sun 5/4

8:23 pm-4:36 pm

1 stop20h 13m

Washington, D.C. Dulles Intl

Thu 5/8

5:26 pm-8:40 pm

1 stop27h 14m

$280

PortlandWashington, D.C.

PWM - DCA

PWMDCA

Portland

Sun 8/10

7:55 pm-8:20 am

1 stop12h 25m

Washington, D.C. Reagan-National

Wed 8/13

9:00 am-2:55 pm

1 stop5h 55m

$362

PortlandWashington, D.C.

PWM - IAD

PWMIAD

Portland

Thu 6/12

8:56 pm-6:15 pm

2 stops21h 19m

Washington, D.C. Dulles Intl

Sun 6/15

11:52 am-6:38 pm

3 stops30h 46m

$435

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 21 results
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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, Maine to District of Columbia?

Currently, August is the cheapest month in which you can book a flight from Portland, Maine to District of Columbia (average of $309). Flying from Portland, Maine to District of Columbia in June is currently the most expensive (average of $373). 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 PWM 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 April 30, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Portland, Maine to District of Columbia as you normally would.

Rainfall in District of Columbia by month

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

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

Temperature in District of Columbia by month

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

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

Reviews of airlines servicing District of Columbia

Get insights into the airlines that provide service to District of Columbia. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to District of Columbia. Reviews last updated April 30, 2025.
To help decide which airline to fly from Portland to District of Columbia, see what other customers have to say about Southwest, Delta and Avelo Airlines. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,295 reviews

Entertainment

7.6

Boarding

8.2

Overall

8.0

Crew

8.6

Food

7.1

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
Southwest
8.0
Very good
4,295 reviews
Southwest
8.0
Very good
4,295 reviews

Entertainment

7.6

Boarding

8.2

Overall

8.0

Crew

8.6

Food

7.1

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
Delta
8.0
Very good
7,936 reviews
Southwest
8.0
Very good
4,295 reviews

Entertainment

7.6

Boarding

8.2

Overall

8.0

Crew

8.6

Food

7.1

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
Avelo Airlines
7.5
Good
Southwest
8.0
Very good
4,295 reviews

Entertainment

7.6

Boarding

8.2

Overall

8.0

Crew

8.6

Food

7.1

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
United Airlines
7.4
Good
8,696 reviews
Southwest
8.0
Very good
4,295 reviews

Entertainment

7.6

Boarding

8.2

Overall

8.0

Crew

8.6

Food

7.1

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
JetBlue
7.3
Good
2,922 reviews
Southwest
8.0
Very good
4,295 reviews

Entertainment

7.6

Boarding

8.2

Overall

8.0

Crew

8.6

Food

7.1

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!

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?

    For a flight from Portland to District of Columbia, you will be flying from Portland. Portland (PWM) is just 2.9 mi from the center of the city.

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

    The cheapest airline one-way is Avelo Airlines, with whom users have recently found tickets for as low as $75. However, be on the lookout for offers from Frontier and JetBlue, as they are both options that can get you from Portland, Maine to District of Columbia for a low price.

  • What are the most reliable airlines from Portland, Maine to District of Columbia?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Portland, Maine to District of Columbia on time: Republic Airways (92%), Avianca (90%), Copa Airlines (89%).

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

    The cheapest flight price from Portland, Maine to District of Columbia is $122. On average you can expect to pay $617. The most popular route, (Portland - Washington, D.C. Reagan-National), can usually be booked for $189.

  • 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, Maine to District of Columbia?

    Currently, August is the cheapest month in which you can book a flight from Portland, Maine to District of Columbia (average of $309). Flying from Portland, Maine to District of Columbia in June is currently the most expensive (average of $373). 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 4 airlines flying from Portland to District of Columbia

Discover the top 4 airlines that operate flights from Portland to District of Columbia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$148Average$373FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$187Average$426FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$188Average$351FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$251Average$350FlexibilityNo cancel feeOn-time63%

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