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Cheap flights from Washington, D.C. to Portland from $90

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. to Portland departing on 12/4. 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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Find the cheapest flights from Washington, D.C. to Portland

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
2:46 pm - 9:35 pmBWI-PWM
6h 49m1 stop
American Airlines Logo
7:00 am - 1:48 pmPWM-BWI
6h 48m1 stop
$179American Airlines
Find Deal
Tue, Dec 2 - Tue, Dec 9
Multiple Airlines Logo
7:30 am - 10:36 amBWI-PWM
27h 06m1 stop
Multiple Airlines Logo
9:46 am - 9:22 amPWM-BWI
23h 36m1 stop
$221Multiple Airlines
Find Deal
Tue, Dec 2 - Mon, Dec 8
Delta Logo
9:36 am - 4:07 pmDCA-PWM
6h 31m1 stop
Delta Logo
4:43 pm - 10:54 pmPWM-DCA
6h 11m1 stop
$224Delta
Find Deal
Fri, Dec 5 - Tue, Dec 9
Delta Logo
11:05 am - 4:07 pmIAD-PWM
5h 02m1 stop
Delta Logo
2:30 pm - 7:08 pmPWM-IAD
4h 38m1 stop
$224Delta
Find Deal
Thu, Nov 20 - Mon, Nov 24
United Airlines Logo
8:20 am - 10:04 amIAD-PWM
1h 44mnonstop
United Airlines Logo
2:55 pm - 8:57 pmPWM-IAD
6h 02m1 stop
$225United Airlines
Find Deal
Fri, Nov 21 - Sun, Nov 23
United Airlines Logo
8:00 am - 9:44 amIAD-PWM
1h 44mnonstop
United Airlines Logo
6:46 pm - 11:06 pmPWM-IAD
4h 20m1 stop
$226United Airlines
Find Deal
Fri, Dec 19 - Thu, Jan 1
American Airlines Logo
10:00 am - 11:46 amDCA-PWM
1h 46mnonstop
American Airlines Logo
3:34 pm - 8:58 pmPWM-DCA
5h 24m1 stop
$227American Airlines
Find Deal
Tue, Dec 2 - Tue, Dec 9
Delta Logo
6:00 am - 4:03 pmIAD-PWM
10h 03m2 stops
Delta Logo
6:17 am - 11:43 amPWM-IAD
5h 26m1 stop
$229Delta
Find Deal
Tue, Dec 9 - Tue, Jan 6
Southwest Logo
8:45 pm - 10:15 pmBWI-PWM
1h 30mnonstop
Southwest Logo
5:30 am - 7:15 amPWM-BWI
1h 45mnonstop
$271Southwest
Find Deal
Tue, Dec 9 - Thu, Dec 11
Southwest Logo
8:45 pm - 10:15 pmBWI-PWM
1h 30mnonstop
Southwest Logo
3:30 pm - 5:15 pmPWM-BWI
1h 45mnonstop
$281Southwest
Find Deal
Mon, Dec 8 - Thu, Dec 11

American Airlines flights from Washington, D.C. to Portland, Maine

Our best American Airlines deals on Washington, D.C. to Portland, Maine flight tickets
American Airlines
Dec 2
BWI2:46 pmBaltimore/Washington
6h 49m
1 stop
PWM9:35 pmPortland
Dec 9
PWM7:00 amPortland
6h 48m
1 stop
BWI1:48 pmBaltimore/Washington
$179
Find similar
American Airlines
Dec 2
DCA10:00 amWashington, D.C. Reagan-National
1h 46m
PWM11:46 amPortland
Dec 9
PWM3:34 pmPortland
5h 24m
1 stop
DCA8:58 pmWashington, D.C. Reagan-National
$227
Find similar
American Airlines
Dec 2
BWI2:46 pmBaltimore/Washington
6h 49m
1 stop
PWM9:35 pmPortland
Dec 6
PWM7:11 amPortland
5h 50m
1 stop
BWI1:01 pmBaltimore/Washington
$235
Find similar

Delta flights from Washington, D.C. to Portland, Maine

Our best Delta deals on Washington, D.C. to Portland, Maine flight tickets
Delta
Nov 20
IAD11:05 amWashington, D.C. Dulles Intl
5h 02m
1 stop
PWM4:07 pmPortland
Nov 24
PWM2:30 pmPortland
4h 38m
1 stop
IAD7:08 pmWashington, D.C. Dulles Intl
$224
Find similar
Delta
Dec 9
IAD6:00 amWashington, D.C. Dulles Intl
10h 03m
2 stops
PWM4:03 pmPortland
Jan 6
PWM6:17 amPortland
5h 26m
1 stop
IAD11:43 amWashington, D.C. Dulles Intl
$229
Find similar
Delta
Nov 22
DCA5:03 pmWashington, D.C. Reagan-National
6h 51m
1 stop
PWM11:54 pmPortland
Nov 27
PWM9:00 amPortland
7h 02m
1 stop
DCA4:02 pmWashington, D.C. Reagan-National
$254
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. to Portland, Maine 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, momondo users made 832,500 searches. Data last updated November 4, 2025.
Use the filters below to find and compare flights from Washington, D.C. to Portland, Maine that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BaltimorePortland

BWI - PWM

BWIPWM

Baltimore/Washington

Tue 12/2

2:46 pm-9:35 pm

1 stop6h 49m

Portland

Tue 12/9

7:00 am-1:48 pm

1 stop6h 48m

$179

BaltimorePortland

BWI - PWM

BWIPWM

Baltimore/Washington

Tue 12/2

7:30 am-10:36 am

1 stop27h 06m

Portland

Mon 12/8

9:46 am-9:22 am

1 stop23h 36m

$221

Washington, D.C.Portland

DCA - PWM

DCAPWM

Washington, D.C. Reagan-National

Fri 12/5

9:36 am-4:07 pm

1 stop6h 31m

Portland

Tue 12/9

4:43 pm-10:54 pm

1 stop6h 11m

$224

Washington, D.C.Portland

IAD - PWM

IADPWM

Washington, D.C. Dulles Intl

Thu 11/20

11:05 am-4:07 pm

1 stop5h 02m

Portland

Mon 11/24

2:30 pm-7:08 pm

1 stop4h 38m

$224

Washington, D.C.Portland

IAD - PWM

IADPWM

Washington, D.C. Dulles Intl

Fri 11/21

8:20 am-10:04 am

Nonstop1h 44m

Portland

Sun 11/23

2:55 pm-8:57 pm

1 stop6h 02m

$225

Washington, D.C.Portland

IAD - PWM

IADPWM

Washington, D.C. Dulles Intl

Fri 12/19

8:00 am-9:44 am

Nonstop1h 44m

Portland

Thu 1/1

6:46 pm-11:06 pm

1 stop4h 20m

$226

Washington, D.C.Portland

DCA - PWM

DCAPWM

Washington, D.C. Reagan-National

Tue 12/2

10:00 am-11:46 am

Nonstop1h 46m

Portland

Tue 12/9

3:34 pm-8:58 pm

1 stop5h 24m

$227

Washington, D.C.Portland

IAD - PWM

IADPWM

Washington, D.C. Dulles Intl

Tue 12/9

6:00 am-4:03 pm

2 stops10h 03m

Portland

Tue 1/6

6:17 am-11:43 am

1 stop5h 26m

$229

BaltimorePortland

BWI - PWM

BWIPWM

Baltimore/Washington

Tue 12/9

8:45 pm-10:15 pm

Nonstop1h 30m

Portland

Thu 12/11

5:30 am-7:15 am

Nonstop1h 45m

$271

BaltimorePortland

BWI - PWM

BWIPWM

Baltimore/Washington

Mon 12/8

8:45 pm-10:15 pm

Nonstop1h 30m

Portland

Thu 12/11

3:30 pm-5:15 pm

Nonstop1h 45m

$281

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Portland from

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

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

What is the cheapest month to fly to Portland, Maine?

The cheapest month to fly to Portland, Maine from Washington, D.C. is in January. Flight prices, which tend to average around $274, are often lower during this time because this is during the off-season. If you aren’t able to travel to Portland, Maine during the month of January, then flying in April is also cheap. Prices for this month can be found on momondo for an average of $278.

What is the cheapest day to depart on your flight to Portland, Maine?

On average, the least expensive day to fly to Portland, Maine from Washington, D.C. is on a Saturday. momondo users have found tickets for Saturday departures for as low as $286. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Thursday is the most expensive day to depart from Washington, D.C. because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $371.

What is the cheapest time of day to depart on your flight to Portland, Maine?

In the evening is the cheapest time of day to fly from Washington, D.C. to Portland, Maine when you can find flight prices for as low as $295. Flying to Portland, Maine in the evening is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the afternoon because they tend to be around $381. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

Fly from Washington, D.C. Reagan-National to Portland for the best Washington, D.C. - Portland flight prices

How far in advance should I book a flight to Portland, Maine?

You are more likely to see cheaper flights to Portland, Maine from Washington, D.C. when booking weeks ahead of your departure date. In general, you can expect to find flights to Portland, Maine for around $344 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Portland, Maine from Washington, D.C. for as low as $230 on momondo.

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

There are 4 cabin classes available to choose from on Washington, D.C. to Portland 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 Washington, D.C. to Portland, Maine flights?

You could potentially save up to 23% on your flight if you consider stops on a Washington, D.C. to Portland, Maine flight.

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

As of November 2025, prices for Washington, D.C. to Portland, Maine flights are approximately 51% more expensive when compared to flights at the same time last year.

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

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. to Portland, Maine according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Washington, D.C. to Portland, Maine (WAS to PWM) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. to Portland, Maine

Best Price Found

$181

Fastest flight time

1h 30m

Direct flights

Every day

Airports in Portland, Maine

1 airport
The best one-way flight to Portland, Maine from Washington, D.C. in the past 72 hours is $181. The best round-trip flight deal from Washington, D.C. to Portland, Maine found on momondo in the last 72 hours is $255.
The fastest flight from Washington, D.C. to Portland, Maine takes 1h 30m
Direct flights go from Washington, D.C. to Portland, Maine every day.
There is 1 airport near Portland, Maine: Portland (PWM)
Search flight deals

  • How far is Washington, D.C. to Portland by plane?

    The distance between Washington, D.C. and Portland is about 480.9 mi. A reasonable flight in good conditions will take 1h 30m.

  • When did momondo last update prices for flights from Washington, D.C. to Portland Airport?

    Prices for flights from Washington, D.C. to Portland Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Washington, D.C. to Portland Airport?

  • How old do you have to be to fly from Washington, D.C. to Portland Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington, D.C. to Portland Airport.

  • What documentation or ID do you need to fly to Portland Airport?

    The travel and health documents required for your trip to Portland Airport 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 Portland Airport. 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 Washington, D.C. to Portland, Maine?

  • What is the most popular airline from Washington, D.C. to Portland, Maine?

Best airlines flying from Washington, D.C. to Portland, Maine

Compare and see reviews for airlines that fly from Washington, D.C. to Portland, Maine with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $189Free CancellationRating
7.4
9,002 reviews
Search United Airlines flights
American AirlinesPriceFrom $189Free CancellationRating
7.2
11,040 reviews
Search American Airlines flights
SouthwestPriceFrom $244Free CancellationRating
8.0
4,239 reviews
Search Southwest flights

  • United Airlines Flights From Washington, D.C. to Portland, Maine

    United Airlines is one of the most popular airlines flying from Washington, D.C. to Portland, Maine, operating 19 flights/week on average for this route. A good United Airlines flight deal for Washington, D.C. to Portland, Maine starts from $189 round-trip, up to an average price of $356. Our users have rated United Airlines at 7.4/10.

  • American Airlines Flights From Washington, D.C. to Portland, Maine

    American Airlines (7.2/10 from 11,040 reviews) operates around 17 flights from Washington, D.C. to Portland, Maine in any given week. The average American Airlines airfare for this route is around $413, with deals from around $189 rare but found on momondo. Referenced prices are for round-trip Washington, D.C. to Portland, Maine flight searches in the last 72 hours.

Traveling to a place near Portland?

Book flights to Portland if you plan to visit one of these locations
North Conway
Boothbay Harbor
Jackson
Conway
Lewiston
Freeport
Brunswick
Bartlett
Auburn
Gorham
Windham
Intervale
Oxford
Bath
Georgetown
Falmouth
Tamworth

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Portland?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Washington, D.C. to Portland. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Washington, D.C. to Portland with flexible booking policies on momondo?

momondo does allow users to show only those flights to Portland from Washington, D.C. which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Washington, D.C. to Portland?

momondo helps you find the best flight between Washington, D.C. and Portland by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Washington, D.C. to Portland right now. Can momondo alert me if prices change?

Price alerts on flights to Portland from Washington, D.C. are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Portland, Maine trip

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