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Cheap flights from Washington, D.C. to Portland from $114

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

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

Cheap round-trip flights

Enter your travel dates to find the best prices.
Southwest Logo
10:25 pm - 11:55 pmBWI  Baltimore/Washington-PWM Portland
1h 30mnonstop
Southwest Logo
5:20 am - 7:05 amPWM  Portland-BWI Baltimore/Washington
1h 45mnonstop
$277Southwest
Thu, Oct 22 - Mon, Oct 26
Southwest Logo
1:25 pm - 2:50 pmBWI  Baltimore/Washington-PWM Portland
1h 25mnonstop
Southwest Logo
5:20 am - 7:20 amPWM  Portland-BWI Baltimore/Washington
2h 00mnonstop
$277Southwest
Sat, Feb 6 - Mon, Feb 8
Southwest Logo
8:15 am - 9:50 amBWI  Baltimore/Washington-PWM Portland
1h 35mnonstop
Southwest Logo
3:25 pm - 5:15 pmPWM  Portland-BWI Baltimore/Washington
1h 50mnonstop
$277Southwest
Mon, Nov 16 - Thu, Nov 19
Delta Logo
6:10 am - 11:57 amBWI  Baltimore/Washington-PWM Portland
5h 47m1 stop Detroit Metropolitan Wayne County
Delta Logo
4:47 pm - 9:35 pmPWM  Portland-BWI Baltimore/Washington
4h 48m1 stop Detroit Metropolitan Wayne County
$287Delta
Tue, Oct 27 - Tue, Nov 3
Delta Logo
9:50 am - 4:02 pmBWI  Baltimore/Washington-PWM Portland
6h 12m1 stop Detroit Metropolitan Wayne County
Delta Logo
4:47 pm - 9:35 pmPWM  Portland-BWI Baltimore/Washington
4h 48m1 stop Detroit Metropolitan Wayne County
$287Delta
Tue, Oct 27 - Tue, Nov 3
Multiple Airlines Logo
10:24 pm - 9:08 amIAD  Washington, D.C. Dulles Intl-PWM Portland
10h 44m1 stop Orlando
Multiple Airlines Logo
7:12 pm - 5:47 pmPWM  Portland-IAD Washington, D.C. Dulles Intl
22h 35m2 stops Tampa Atlanta Hartsfield-Jackson
$294Multiple Airlines
Thu, Dec 3 - Sat, Dec 5
American Airlines Logo
3:17 pm - 9:36 pmDCA  Washington, D.C. Reagan-National-PWM Portland
6h 19m1 stop Charlotte Douglas
American Airlines Logo
5:45 am - 10:58 amPWM  Portland-DCA Washington, D.C. Reagan-National
5h 13m1 stop Charlotte Douglas
$297American Airlines
Sat, Nov 7 - Thu, Nov 12
American Airlines Logo
4:54 pm - 9:29 pmDCA  Washington, D.C. Reagan-National-PWM Portland
4h 35m1 stop Charlotte Douglas
American Airlines Logo
10:52 am - 5:19 pmPWM  Portland-DCA Washington, D.C. Reagan-National
6h 27m1 stop Philadelphia
$297American Airlines
Sat, Feb 6 - Mon, Feb 8
United Airlines Logo
8:33 am - 1:51 pmIAD  Washington, D.C. Dulles Intl-PWM Portland
5h 18m1 stop Newark
United Airlines Logo
5:50 am - 11:44 amPWM  Portland-IAD Washington, D.C. Dulles Intl
5h 54m1 stop Newark
$297United Airlines
Sat, Oct 24 - Mon, Oct 26
United Airlines Logo
10:10 pm - 11:59 pmIAD  Washington, D.C. Dulles Intl-PWM Portland
1h 49mnonstop
United Airlines Logo
5:15 am - 7:07 amPWM  Portland-IAD Washington, D.C. Dulles Intl
1h 52mnonstop
$297United Airlines
Thu, Oct 22 - Sat, Oct 24

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

Our best Southwest deals on Washington, D.C. to Portland, Maine flight tickets
Southwest
Oct 22
BWI10:25 pmBaltimore/Washington
1h 30m
PWM11:55 pmPortland
Oct 26
PWM5:20 amPortland
1h 45m
BWI7:05 amBaltimore/Washington
$277
Southwest
Oct 30
BWI10:25 pmBaltimore/Washington
1h 30m
PWM11:55 pmPortland
Nov 4
PWM3:25 pmPortland
1h 50m
BWI5:15 pmBaltimore/Washington
$294
Southwest
Dec 25
BWI10:45 amBaltimore/Washington
1h 25m
PWM12:10 pmPortland
Jan 1
PWM5:15 amPortland
2h 00m
BWI7:15 amBaltimore/Washington
$311

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

Our best Delta deals on Washington, D.C. to Portland, Maine flight tickets
Delta
Oct 27
BWI6:10 amBaltimore/Washington
5h 47m
1 stop
PWM11:57 amPortland
Nov 3
PWM4:47 pmPortland
4h 48m
1 stop
BWI9:35 pmBaltimore/Washington
$287
Delta
Nov 5
BWI6:10 amBaltimore/Washington
5h 47m
1 stop
PWM11:57 amPortland
Nov 10
PWM4:03 pmPortland
7h 24m
2 stops
BWI11:27 pmBaltimore/Washington
$292
Delta
Oct 27
BWI6:10 amBaltimore/Washington
5h 47m
1 stop
PWM11:57 amPortland
Nov 3
PWM4:47 pmPortland
4h 48m
1 stop
BWI9:35 pmBaltimore/Washington
$297

momondo Fare Finder

 
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

Cheapest round-trip
Quickest round-trip

BaltimorePortland

BWI Baltimore/Washington - PWM Portland

BWIPWM

Baltimore/Washington

Thu 10/22

10:25 pm-11:55 pm

Nonstop1h 30m

Portland

Mon 10/26

5:20 am-7:05 am

Nonstop1h 45m

$277

BaltimorePortland

BWI Baltimore/Washington - PWM Portland

BWIPWM

Baltimore/Washington

Sat 2/6

1:25 pm-2:50 pm

Nonstop1h 25m

Portland

Mon 2/8

5:20 am-7:20 am

Nonstop2h 00m

$277

BaltimorePortland

BWI Baltimore/Washington - PWM Portland

BWIPWM

Baltimore/Washington

Mon 11/16

8:15 am-9:50 am

Nonstop1h 35m

Portland

Thu 11/19

3:25 pm-5:15 pm

Nonstop1h 50m

$277

BaltimorePortland

BWI Baltimore/Washington - PWM Portland

BWIPWM

Baltimore/Washington

Tue 10/27

6:10 am-11:57 am

1 stop5h 47m

Portland

Tue 11/3

4:47 pm-9:35 pm

1 stop4h 48m

$287

BaltimorePortland

BWI Baltimore/Washington - PWM Portland

BWIPWM

Baltimore/Washington

Tue 10/27

9:50 am-4:02 pm

1 stop6h 12m

Portland

Tue 11/3

4:47 pm-9:35 pm

1 stop4h 48m

$287

Washington, D.C.Portland

IAD Washington, D.C. Dulles Intl - PWM Portland

IADPWM

Washington, D.C. Dulles Intl

Thu 12/3

10:24 pm-9:08 am

1 stop10h 44m

Portland

Sat 12/5

7:12 pm-5:47 pm

2 stops22h 35m

$294

Washington, D.C.Portland

DCA Washington, D.C. Reagan-National - PWM Portland

DCAPWM

Washington, D.C. Reagan-National

Sat 11/7

3:17 pm-9:36 pm

1 stop6h 19m

Portland

Thu 11/12

5:45 am-10:58 am

1 stop5h 13m

$297

Washington, D.C.Portland

DCA Washington, D.C. Reagan-National - PWM Portland

DCAPWM

Washington, D.C. Reagan-National

Sat 2/6

4:54 pm-9:29 pm

1 stop4h 35m

Portland

Mon 2/8

10:52 am-5:19 pm

1 stop6h 27m

$297

Washington, D.C.Portland

IAD Washington, D.C. Dulles Intl - PWM Portland

IADPWM

Washington, D.C. Dulles Intl

Sat 10/24

8:33 am-1:51 pm

1 stop5h 18m

Portland

Mon 10/26

5:50 am-11:44 am

1 stop5h 54m

$297

Washington, D.C.Portland

IAD Washington, D.C. Dulles Intl - PWM Portland

IADPWM

Washington, D.C. Dulles Intl

Thu 10/22

10:10 pm-11:59 pm

Nonstop1h 49m

Portland

Sat 10/24

5:15 am-7:07 am

Nonstop1h 52m

$297

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 typical price of a round-trip flight between Washington, D.C. and Portland, Maine?

Prices are currently low for flights on this route.

Typical prices usually range from $306 to $501.
The lowest price recently found on this route was $277.

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 $287, 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 February is also cheap. Prices for this month can be found on momondo for an average of $320.

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 Wednesday. momondo users have found tickets for Wednesday departures for as low as $350. 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 $408.

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 $343. Flying to Portland, Maine in the evening is an ideal time because this is during off-peak travel hours. Try not to purchase tickets at noon because they tend to be around $422. 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 Baltimore/Washington to Portland for the best Washington, D.C. - Portland flight prices

How far in advance should I book a flight from Washington, D.C. 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 $383 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 $296 on momondo.

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

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

No. A direct flight is the cheapest option for a flight between Washington, D.C. to Portland, Maine.

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

As of September 2026, prices for Washington, D.C. to Portland, Maine flights are approximately 21% 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

$114

Fastest flight time

1h 25m

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 $114. The best round-trip flight deal from Washington, D.C. to Portland, Maine found on momondo in the last 72 hours is $277.
The fastest flight from Washington, D.C. to Portland, Maine takes 1h 25m
Direct flights go from Washington, D.C. to Portland, Maine every day.
There is 1 airport in Portland, Maine. From Washington, D.C. there are direct flights to Portland (PWM).
Search flight deals

Frequently asked questions about flying from Washington, D.C. to Portland, Maine

  • 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 25m.

  • 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 $217Free CancellationRating
7.4
10,251 reviews
Search United Airlines flights
American AirlinesPriceFrom $233Free CancellationRating
7.0
12,099 reviews
Search American Airlines flights
SouthwestPriceFrom $271Free CancellationRating
8.0
4,201 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 28 flights/week on average for this route. A good United Airlines flight deal for Washington, D.C. to Portland, Maine starts from $217 round-trip, up to an average price of $374. Our users have rated United Airlines at 7.4/10.

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

    American Airlines (7.0/10 from 12,095 reviews) operates around 8 flights from Washington, D.C. to Portland, Maine in any given week. The average American Airlines airfare for this route is around $395, with deals from around $233 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
Jackson
Boothbay Harbor
Brunswick
Lewiston
Freeport
Auburn
Conway
Bartlett
Gorham
Bath
Windham
Intervale
Oxford
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.

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