What airlines fly to Washington, D.C. Dulles Intl Airport?

United Airlines, JetBlue and Delta are the top three most popular airlines that fly to Washington, D.C. Dulles Intl Airport from Portland, Maine according to our data. United Airlines is the first choice among our users, with 98% of people opting to fly with this airline when traveling to Washington, D.C. Dulles Intl Airport. Keep in mind that there are 3 different airlines that fly to Washington, D.C. Dulles Intl Airport on a routine basis, so you have a few additional options to choose from.

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

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

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

As of October 2026, there is 1 operator available to choose from for flights from Portland Airport to Washington, D.C. Dulles Intl Airport.

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

What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

The travel and health documents required for your trip to Washington, D.C. Dulles Intl 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 Washington, D.C. Dulles Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$127 Cheap Flights from Portland, Maine to Washington, D.C. Dulles Intl Airport in 2026/27

Q: How many flights depart from Portland, Maine to Washington, D.C. Dulles Intl Airport on average per day?

As of October 2026, there are 5 flights per day flying from Portland, Maine to Washington, D.C. Dulles Intl Airport. The most common time of day flights depart is 9:00AM, with 51% of flights taking off at noon.

Q: How many flights depart from Portland, Maine to Washington, D.C. Dulles Intl Airport on average per week?

36 flights are operational weekly from Portland, Maine to Washington, D.C. Dulles Intl Airport as of October 2026. The most popular departure day for this route is Mon, with 17% of flights per week taking off on this day.

Discover deals from 900+ travel sites with momondo.

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

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:00 am - 11:49 amPWM Portland-IAD Washington, D.C. Dulles Intl

5h 49m1 stop New York John F Kennedy Intl

5:14 pm - 12:21 amIAD Washington, D.C. Dulles Intl-PWM Portland

7h 07m2 stops Detroit Metropolitan Wayne County New York John F Kennedy Intl

$282Delta

Wed, Dec 9 - Wed, Dec 16

6:12 am - 4:23 pmPWM Portland-IAD Washington, D.C. Dulles Intl

10h 11m2 stops New York LaGuardia Detroit Metropolitan Wayne County

6:20 pm - 12:21 amIAD Washington, D.C. Dulles Intl-PWM Portland

6h 01m1 stop New York John F Kennedy Intl

$282Delta

Wed, Dec 2 - Sat, Dec 5

6:27 am - 4:26 pmPWM Portland-IAD Washington, D.C. Dulles Intl

9h 59m2 stops New York LaGuardia Detroit Metropolitan Wayne County

6:20 pm - 12:19 amIAD Washington, D.C. Dulles Intl-PWM Portland

5h 59m1 stop New York John F Kennedy Intl

$282Delta

Wed, Nov 18 - Wed, Nov 25

6:12 am - 4:15 pmPWM Portland-IAD Washington, D.C. Dulles Intl

10h 03m2 stops New York LaGuardia Detroit Metropolitan Wayne County

6:20 pm - 12:21 amIAD Washington, D.C. Dulles Intl-PWM Portland

6h 01m1 stop New York John F Kennedy Intl

$282Delta

Sat, Dec 5 - Mon, Dec 7

4:53 pm - 11:23 pmPWM Portland-IAD Washington, D.C. Dulles Intl

6h 30m1 stop Detroit Metropolitan Wayne County

5:14 pm - 12:21 amIAD Washington, D.C. Dulles Intl-PWM Portland

7h 07m2 stops Detroit Metropolitan Wayne County New York John F Kennedy Intl

$282Delta

Sat, Dec 12 - Wed, Dec 16

6:12 am - 4:15 pmPWM Portland-IAD Washington, D.C. Dulles Intl

10h 03m2 stops New York LaGuardia Detroit Metropolitan Wayne County

6:20 pm - 12:21 amIAD Washington, D.C. Dulles Intl-PWM Portland

6h 01m1 stop New York John F Kennedy Intl

$282Delta

Sat, Dec 12 - Wed, Dec 16

6:27 am - 4:26 pmPWM Portland-IAD Washington, D.C. Dulles Intl

9h 59m2 stops New York LaGuardia Detroit Metropolitan Wayne County

6:20 pm - 12:19 amIAD Washington, D.C. Dulles Intl-PWM Portland

5h 59m1 stop New York John F Kennedy Intl

$282Delta

Thu, Nov 19 - Mon, Nov 23

6:12 am - 4:15 pmPWM Portland-IAD Washington, D.C. Dulles Intl

10h 03m2 stops New York LaGuardia Detroit Metropolitan Wayne County

5:14 pm - 12:21 amIAD Washington, D.C. Dulles Intl-PWM Portland

7h 07m2 stops Detroit Metropolitan Wayne County New York John F Kennedy Intl

$287Delta

Sat, Dec 12 - Wed, Dec 16

9:40 am - 11:51 amPWM Portland-IAD Washington, D.C. Dulles Intl

2h 11mnonstop

5:30 pm - 7:21 pmIAD Washington, D.C. Dulles Intl-PWM Portland

1h 51mnonstop

$288United Airlines

Thu, Jan 21 - Sun, Jan 24

5:30 am - 7:30 amPWM Portland-IAD Washington, D.C. Dulles Intl

2h 00mnonstop

8:28 am - 10:07 amIAD Washington, D.C. Dulles Intl-PWM Portland

1h 39mnonstop

$288United Airlines

Fri, Nov 13 - Mon, Nov 16

Cheap last minute flights

Enter your travel dates to find the best prices.

5:30 am - 7:33 amPWM Portland-IAD Washington, D.C. Dulles Intl

2h 03mnonstop

12:40 pm - 2:27 pmIAD Washington, D.C. Dulles Intl-PWM Portland

1h 47mnonstop

$379United Airlines

Sun, Oct 25 - Thu, Nov 5

5:30 am - 7:30 amPWM Portland-IAD Washington, D.C. Dulles Intl

2h 00mnonstop

12:40 pm - 2:27 pmIAD Washington, D.C. Dulles Intl-PWM Portland

1h 47mnonstop

$379United Airlines

Wed, Oct 28 - Sat, Oct 31

5:15 am - 7:07 amPWM Portland-IAD Washington, D.C. Dulles Intl

1h 52mnonstop

8:28 am - 10:07 amIAD Washington, D.C. Dulles Intl-PWM Portland

1h 39mnonstop

$388United Airlines

Fri, Oct 23 - Mon, Nov 23

5:30 am - 7:30 amPWM Portland-IAD Washington, D.C. Dulles Intl

2h 00mnonstop

8:37 am - 1:26 pmIAD Washington, D.C. Dulles Intl-PWM Portland

4h 49m1 stop Newark

$389United Airlines

Wed, Oct 28 - Sat, Oct 31

5:30 am - 7:33 amPWM Portland-IAD Washington, D.C. Dulles Intl

2h 03mnonstop

5:50 pm - 11:21 pmIAD Washington, D.C. Dulles Intl-PWM Portland

5h 31m1 stop Newark

$389United Airlines

Sun, Oct 25 - Thu, Nov 5

2:32 pm - 4:29 pmPWM Portland-IAD Washington, D.C. Dulles Intl

1h 57mnonstop

5:50 pm - 11:21 pmIAD Washington, D.C. Dulles Intl-PWM Portland

5h 31m1 stop Newark

$398United Airlines

Fri, Oct 23 - Mon, Nov 23

6:00 am - 12:51 pmPWM Portland-IAD Washington, D.C. Dulles Intl

6h 51m1 stop Charlotte Douglas

9:15 am - 3:33 pmIAD Washington, D.C. Dulles Intl-PWM Portland

6h 18m1 stop Charlotte Douglas

$399American Airlines

Wed, Oct 28 - Sat, Oct 31

5:50 am - 11:29 amPWM Portland-IAD Washington, D.C. Dulles Intl

5h 39m1 stop Newark

5:50 pm - 11:21 pmIAD Washington, D.C. Dulles Intl-PWM Portland

5h 31m1 stop Newark

$399United Airlines

Sun, Oct 25 - Thu, Nov 5

6:28 am - 4:28 pmPWM Portland-IAD Washington, D.C. Dulles Intl

10h 00m2 stops New York LaGuardia Detroit Metropolitan Wayne County

6:31 pm - 12:10 amIAD Washington, D.C. Dulles Intl-PWM Portland

5h 39m1 stop New York John F Kennedy Intl

$404Delta

Wed, Oct 28 - Sat, Oct 31

6:00 am - 11:25 amPWM Portland-IAD Washington, D.C. Dulles Intl

5h 25m1 stop Newark

5:50 pm - 11:21 pmIAD Washington, D.C. Dulles Intl-PWM Portland

5h 31m1 stop Newark

$408United Airlines

Fri, Oct 23 - Mon, Nov 23

Cheap direct flights

Enter your travel dates to find the best prices.

9:40 am - 11:51 amPWM Portland-IAD Washington, D.C. Dulles Intl

2h 11mnonstop

5:30 pm - 7:21 pmIAD Washington, D.C. Dulles Intl-PWM Portland

1h 51mnonstop

$288United Airlines

Thu, Jan 21 - Sun, Jan 24

5:30 am - 7:30 amPWM Portland-IAD Washington, D.C. Dulles Intl

2h 00mnonstop

8:28 am - 10:07 amIAD Washington, D.C. Dulles Intl-PWM Portland

1h 39mnonstop

$288United Airlines

Fri, Nov 13 - Mon, Nov 16

5:30 am - 7:30 amPWM Portland-IAD Washington, D.C. Dulles Intl

2h 00mnonstop

8:28 am - 10:07 amIAD Washington, D.C. Dulles Intl-PWM Portland

1h 39mnonstop

$288United Airlines

Sat, Nov 14 - Sun, Nov 15

9:38 am - 11:39 amPWM Portland-IAD Washington, D.C. Dulles Intl

2h 01mnonstop

12:50 pm - 2:37 pmIAD Washington, D.C. Dulles Intl-PWM Portland

1h 47mnonstop

$288United Airlines

Thu, Dec 3 - Sun, Dec 6

5:15 am - 7:24 amPWM Portland-IAD Washington, D.C. Dulles Intl

2h 09mnonstop

10:10 pm - 11:59 pmIAD Washington, D.C. Dulles Intl-PWM Portland

1h 49mnonstop

$288United Airlines

Wed, Dec 23 - Sun, Dec 27

2:15 pm - 4:20 pmPWM Portland-IAD Washington, D.C. Dulles Intl

2h 05mnonstop

12:50 pm - 2:37 pmIAD Washington, D.C. Dulles Intl-PWM Portland

1h 47mnonstop

$288United Airlines

Sat, Dec 5 - Sun, Dec 6

5:30 am - 7:30 amPWM Portland-IAD Washington, D.C. Dulles Intl

2h 00mnonstop

8:28 am - 10:07 amIAD Washington, D.C. Dulles Intl-PWM Portland

1h 39mnonstop

$288United Airlines

Fri, Nov 13 - Sat, Nov 14

7:08 pm - 9:19 pmPWM Portland-IAD Washington, D.C. Dulles Intl

2h 11mnonstop

10:10 pm - 11:59 pmIAD Washington, D.C. Dulles Intl-PWM Portland

1h 49mnonstop

$288United Airlines

Thu, Dec 17 - Sun, Dec 20

7:35 pm - 9:30 pmPWM Portland-IAD Washington, D.C. Dulles Intl

1h 55mnonstop

8:28 am - 10:07 amIAD Washington, D.C. Dulles Intl-PWM Portland

1h 39mnonstop

$288United Airlines

Thu, Nov 12 - Sun, Nov 15

9:34 am - 11:32 amPWM Portland-IAD Washington, D.C. Dulles Intl

1h 58mnonstop

12:55 pm - 2:41 pmIAD Washington, D.C. Dulles Intl-PWM Portland

1h 46mnonstop

$294United Airlines

Sat, Feb 27 - Mon, Mar 1

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United Airlines flights from Portland, Maine to Washington, D.C. Dulles Intl Airport

Our best United Airlines deals on Portland, Maine to Washington, D.C. Dulles Intl Airport flight tickets

United Airlines

Nov 13

PWM5:30 amPortland

2h 00m

IAD7:30 amWashington, D.C. Dulles Intl

Nov 14

IAD8:28 amWashington, D.C. Dulles Intl

1h 39m

PWM10:07 amPortland

$288

United Airlines

Dec 1

PWM7:00 amPortland

4h 25m

1 stop

IAD11:25 amWashington, D.C. Dulles Intl

Dec 5

IAD5:46 pmWashington, D.C. Dulles Intl

5h 38m

1 stop

PWM11:24 pmPortland

$289

United Airlines

Dec 17

PWM1:45 pmPortland

2h 09m

IAD3:54 pmWashington, D.C. Dulles Intl

Dec 20

IAD10:10 pmWashington, D.C. Dulles Intl

1h 49m

PWM11:59 pmPortland

$294

Delta flights from Portland, Maine to Washington, D.C. Dulles Intl Airport

Our best Delta deals on Portland, Maine to Washington, D.C. Dulles Intl Airport flight tickets

Delta

Dec 2

PWM6:12 amPortland

10h 11m

2 stops

IAD4:23 pmWashington, D.C. Dulles Intl

Dec 5

IAD6:20 pmWashington, D.C. Dulles Intl

6h 01m

1 stop

PWM12:21 amPortland

$282

Delta

Dec 12

PWM6:12 amPortland

10h 03m

2 stops

IAD4:15 pmWashington, D.C. Dulles Intl

Dec 16

IAD5:14 pmWashington, D.C. Dulles Intl

7h 07m

2 stops

PWM12:21 amPortland

$287

Delta

Nov 20

PWM6:00 amPortland

5h 52m

1 stop

IAD11:52 amWashington, D.C. Dulles Intl

Nov 23

IAD6:20 pmWashington, D.C. Dulles Intl

5h 59m

1 stop

PWM12:19 amPortland

$308

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandWashington, D.C.

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

PWMIAD

Portland

Wed 12/9

6:00 am-11:49 am

1 stop5h 49m

Washington, D.C. Dulles Intl

Wed 12/16

5:14 pm-12:21 am

2 stops7h 07m

$282

PortlandWashington, D.C.

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

PWMIAD

Portland

Wed 12/2

6:12 am-4:23 pm

2 stops10h 11m

Washington, D.C. Dulles Intl

Sat 12/5

6:20 pm-12:21 am

1 stop6h 01m

$282

PortlandWashington, D.C.

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

PWMIAD

Portland

Wed 11/18

6:27 am-4:26 pm

2 stops9h 59m

Washington, D.C. Dulles Intl

Wed 11/25

6:20 pm-12:19 am

1 stop5h 59m

$282

PortlandWashington, D.C.

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

PWMIAD

Portland

Sat 12/5

6:12 am-4:15 pm

2 stops10h 03m

Washington, D.C. Dulles Intl

Mon 12/7

6:20 pm-12:21 am

1 stop6h 01m

$282

PortlandWashington, D.C.

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

PWMIAD

Portland

Sat 12/12

4:53 pm-11:23 pm

1 stop6h 30m

Washington, D.C. Dulles Intl

Wed 12/16

5:14 pm-12:21 am

2 stops7h 07m

$282

PortlandWashington, D.C.

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

PWMIAD

Portland

Sat 12/12

6:12 am-4:15 pm

2 stops10h 03m

Washington, D.C. Dulles Intl

Wed 12/16

6:20 pm-12:21 am

1 stop6h 01m

$282

PortlandWashington, D.C.

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

PWMIAD

Portland

Thu 11/19

6:27 am-4:26 pm

2 stops9h 59m

Washington, D.C. Dulles Intl

Mon 11/23

6:20 pm-12:19 am

1 stop5h 59m

$282

PortlandWashington, D.C.

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

PWMIAD

Portland

Sat 12/12

6:12 am-4:15 pm

2 stops10h 03m

Washington, D.C. Dulles Intl

Wed 12/16

5:14 pm-12:21 am

2 stops7h 07m

$287

PortlandWashington, D.C.

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

PWMIAD

Portland

Thu 1/21

9:40 am-11:51 am

Nonstop2h 11m

Washington, D.C. Dulles Intl

Sun 1/24

5:30 pm-7:21 pm

Nonstop1h 51m

$288

Quickest round-trip

PortlandWashington, D.C.

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

PWMIAD

Portland

Fri 11/13

5:30 am-7:30 am

Nonstop2h 00m

Washington, D.C. Dulles Intl

Mon 11/16

8:28 am-10:07 am

Nonstop1h 39m

$288

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

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

Prices

Airlines

Other information

What is the typical price of a round-trip flight between Portland, Maine and Washington, D.C. Dulles Intl Airport?

Prices are currently typical for flights on this route.

Typical prices usually range from $276 to $386.
The lowest price recently found on this route was $282.

What is the cheapest month to fly to Washington, D.C. Dulles Intl Airport?

In general, February is the cheapest month to fly from Portland, Maine to Washington, D.C. Dulles Intl Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $299. If you aren’t able to travel to Washington, D.C. Dulles Intl Airport during the month of February, then flying in May is also cheap. Prices for this month can be found on momondo for an average of $319.

What is the cheapest day to depart on your flight to Washington, D.C. Dulles Intl Airport?

Our data shows that Thursday is the least expensive day to fly to Washington, D.C. Dulles Intl Airport. Tickets to fly out on this day can be as low as $391. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Portland, Maine to Washington, D.C. Dulles Intl Airport for around $670.

What is the cheapest time of day to depart on your flight to Washington, D.C. Dulles Intl Airport?

Flying to Washington, D.C. Dulles Intl Airport from Portland, Maine in the morning is the least expensive time of day to depart. momondo users have found prices as low as $444 when looking at flights departing in the morning. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $600 on average. Flights to Washington, D.C. Dulles Intl Airport from Portland, Maine at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

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

Fly from Portland to Washington, D.C. Dulles Intl for the best Portland - Washington, D.C. Dulles Intl flight prices

How far in advance should I book a flight from Portland, Maine to Washington, D.C. Dulles Intl Airport?

You are more likely to see cheaper flights to Washington, D.C. Dulles Intl Airport from Portland, Maine when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. Dulles Intl Airport for around $355 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. Dulles Intl Airport from Portland, Maine for as low as $202 on momondo.

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

There are 4 cabin classes available to choose from on Portland, Maine to Washington, D.C. Dulles Intl Airport flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

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

As of October 2026, prices for Portland, Maine to Washington, D.C. Dulles Intl Airport flights are approximately 16% more expensive when compared to flights at the same time last year.

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

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

Estimated round-trip price

Cheap Portland, Maine to Washington, D.C. Dulles Intl Airport (PWM to IAD) flight deals and tips

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

Best Price Found	$127
Fastest flight time	1h 40m
Direct flights	Every day

The best one-way flight to Washington, D.C. Dulles Intl Airport from Portland, Maine in the past 72 hours is $127. The best round-trip flight deal from Portland, Maine to Washington, D.C. Dulles Intl Airport found on momondo in the last 72 hours is $282.

The fastest flight from Portland, Maine to Washington, D.C. Dulles Intl Airport takes 1h 40m

Direct flights go from Portland, Maine to Washington, D.C. Dulles Intl Airport every day.

Search flight deals

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

How far is Portland to Washington, D.C. Dulles Intl by plane?
The distance between Portland and Washington, D.C. Dulles Intl is about 494.7 mi. 1h 40m is a normal flight duration for this route.
When did momondo last update prices for flights from Portland Airport to Washington, D.C. Dulles Intl Airport?
Prices for flights from Portland Airport to Washington, D.C. Dulles Intl Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Portland Airport to Washington, D.C. Dulles Intl Airport?
As of October 2026, there is 1 operator available to choose from for flights from Portland Airport to Washington, D.C. Dulles Intl Airport.
How old do you have to be to fly from Portland Airport to Washington, D.C. Dulles Intl 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 Portland Airport to Washington, D.C. Dulles Intl Airport.
What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?
The travel and health documents required for your trip to Washington, D.C. Dulles Intl 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 Washington, D.C. Dulles Intl 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 Portland, Maine to Washington, D.C. Dulles Intl Airport?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Portland, Maine to Washington, D.C. Dulles Intl Airport is Embraer 175 (Enhanced Winglets) (41.43% of total bookings). The next most popular plane models are Airbus A319 (11.07%), Boeing 737 MAX 8 (7.86%), and Canadair (Bombardier) Regional Jet CRJ-550 (6.43%).
What is the most popular airline from Portland, Maine to Washington, D.C. Dulles Intl Airport?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Portland, Maine to Washington, D.C. Dulles Intl Airport is United Airlines (100% of total bookings).

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

Compare and see reviews for airlines that fly from Portland, Maine to Washington, D.C. Dulles Intl Airport with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $214	Free Cancellation	Rating 7.3 10,392 reviews		Search United Airlines flights

United Airlines Flights From Portland, Maine to Washington, D.C. Dulles Intl Airport
United Airlines is one of the most popular airlines flying from Portland, Maine to Washington, D.C. Dulles Intl Airport, operating 24 flights/week on average for this route. A good United Airlines flight deal for Portland, Maine to Washington, D.C. Dulles Intl Airport starts from $214 round-trip, up to an average price of $351. Our users have rated United Airlines at 7.3/10.

Alexandria

National Harbor

Arlington

Gettysburg

Winchester

Fredericksburg

Laurel

Waldorf

Woodbridge

Gaithersburg

Linthicum Heights

Rockville

Silver Spring

Towson

Sterling

Fairfax

Springfield

Glen Burnie

Edgewood

Chantilly

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Portland to Washington, D.C.. momondo saves you time and could save you money on your trip.

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

Yes. momondo allows you to filter the results for Portland to Washington, D.C. flights to just show those with flexible booking policies.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Washington, D.C. from Portland.

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

If you are not ready to book a flight from Portland to Washington, D.C. now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Washington, D.C. and let you know when they change.

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Cheap flights from Portland, Maine to Washington, D.C. from $127

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United Airlines flights from Portland, Maine to Washington, D.C. Dulles Intl Airport

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Delta flights from Portland, Maine to Washington, D.C. Dulles Intl Airport

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