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Dulles Intl

$84+ Cheap flights from Maine to Dulles Intl (IAD)

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 3/19. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — IAD
Feb 25 — Mar 41
Wed 2/25
Wed 3/4
1 adult, Economy
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Cheap flight deals from Maine to Dulles Intl

Cheapest flights from Maine to Dulles Intl
Explore the most affordable flight options available from Maine to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 26, 2026.

This United Airlines deal was found by Cheapflights users on 1/24. 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.
Sat 2/214:15 pm
BOS
-
IAD
1 stop4h 48m
United Airlines
Sat 2/285:34 pm
IAD
-
BOS
1 stop5h 12m
United Airlines
Deal found 1/24$157
This Kiwi.com deal was found by Cheapflights users on 1/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/1911:45 am
BOS
-
IAD
1 stop19h 35m
Multiple Airlines
Mon 2/237:05 pm
IAD
-
BOS
1 stop28h 54m
Multiple Airlines
Deal found 1/25$160
This United Airlines deal was found by Cheapflights users on 1/24. 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.
Wed 2/119:30 am
BOS
-
IAD
Nonstop1h 46m
United Airlines
Mon 2/168:36 am
IAD
-
BOS
1 stop4h 17m
United Airlines
Deal found 1/24$162
This United Airlines deal was found by Cheapflights users on 1/24. 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.
Thu 2/269:30 am
BOS
-
IAD
Nonstop1h 44m
United Airlines
Sun 3/16:00 am
IAD
-
BOS
1 stop4h 55m
United Airlines
Deal found 1/24$163
This United Airlines deal was found by Cheapflights users on 1/23. 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.
Thu 3/55:45 am
BOS
-
IAD
Nonstop1h 44m
United Airlines
Sun 3/810:20 pm
IAD
-
BOS
Nonstop1h 37m
United Airlines
Deal found 1/23$165
This United Airlines deal was found by Cheapflights users on 1/24. 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.
Thu 2/125:35 am
BOS
-
IAD
Nonstop1h 44m
United Airlines
Sun 2/158:36 am
IAD
-
BOS
1 stop4h 17m
United Airlines
Deal found 1/24$166
This United Airlines deal was found by Cheapflights users on 1/25. 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.
Sat 2/285:35 am
BOS
-
IAD
Nonstop1h 44m
United Airlines
Tue 3/35:27 pm
IAD
-
BOS
Nonstop1h 41m
United Airlines
Deal found 1/25$167
This United Airlines deal was found by Cheapflights users on 1/24. 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.
Thu 2/125:35 am
BOS
-
IAD
Nonstop1h 44m
United Airlines
Mon 2/165:27 pm
IAD
-
BOS
Nonstop1h 41m
United Airlines
Deal found 1/24$171
This United Airlines deal was found by Cheapflights users on 1/24. 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.
Thu 2/197:19 pm
BOS
-
IAD
Nonstop1h 44m
United Airlines
Thu 2/2610:20 pm
IAD
-
BOS
Nonstop1h 37m
United Airlines
Deal found 1/24$172
This United Airlines deal was found by Cheapflights users on 1/24. 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.
Sun 2/87:28 pm
BOS
-
IAD
1 stop3h 50m
United Airlines
Mon 2/98:29 am
IAD
-
BOS
1 stop4h 44m
United Airlines
Deal found 1/24$173
This United Airlines deal was found by Cheapflights users on 1/25. 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 5/17:10 pm
PWM
-
IAD
Nonstop2h 01m
United Airlines
Tue 5/55:42 pm
IAD
-
PWM
1 stop5h 47m
United Airlines
Deal found 1/25$199
This United Airlines deal was found by Cheapflights users on 1/26. 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.
Tue 3/33:05 pm
PWM
-
IAD
1 stop5h 58m
United Airlines
Tue 3/106:00 am
IAD
-
PWM
1 stop4h 49m
United Airlines
Deal found 1/26$209

Find flight deals from Maine to Dulles Intl

Keep the following information in mind while searching for Maine to Dulles Intl flight deals. Data was last updated January 26, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$157
(United Airlines)

One-way from

$84
(United Airlines)

Popular in

November

Cheapest in

September

Average price

$279

Good round-trip deal

$339 or less

Good one-way deal

$279 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 Maine to Washington, D.C. Dulles Intl
Search Deals
One-way flight from Maine to Washington, D.C. Dulles Intl
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($8 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals
Price to beat on a round-trip flight from Maine to Washington, D.C. Dulles Intl.
Search Deals
Price to beat on a one-way flight from Maine to Washington, D.C. Dulles Intl.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Maine to Dulles Intl 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 January 26, 2026.
Use the filters below to find and compare flights from Maine to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Maine

Fly to

Dulles Intl

Route

Depart

Return

Price

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

Wed 3/18

7:34 pm-9:16 pm

Nonstop1h 42m

Washington, D.C. Dulles Intl

Mon 3/23

5:35 pm-9:41 pm

1 stop4h 06m

$162

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

Wed 4/1

5:45 am-7:25 am

Nonstop1h 40m

Washington, D.C. Dulles Intl

Sat 4/4

8:22 am-10:04 am

Nonstop1h 42m

$167

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

Sat 2/28

5:35 am-7:19 am

Nonstop1h 44m

Washington, D.C. Dulles Intl

Tue 3/3

5:27 pm-7:08 pm

Nonstop1h 41m

$167

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

Mon 3/9

5:45 am-7:29 am

Nonstop1h 44m

Washington, D.C. Dulles Intl

Wed 3/11

10:20 pm-11:57 pm

Nonstop1h 37m

$167

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

Thu 2/12

5:35 am-7:19 am

Nonstop1h 44m

Washington, D.C. Dulles Intl

Mon 2/16

5:27 pm-7:08 pm

Nonstop1h 41m

$171

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

Thu 3/5

5:45 am-7:29 am

Nonstop1h 44m

Washington, D.C. Dulles Intl

Sun 3/8

10:20 pm-11:57 pm

Nonstop1h 37m

$172

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

Wed 3/25

12:07 pm-4:25 pm

1 stop4h 18m

Washington, D.C. Dulles Intl

Wed 3/25

10:20 pm-11:57 pm

Nonstop1h 37m

$177

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

Thu 3/5

10:30 am-4:25 pm

1 stop5h 55m

Washington, D.C. Dulles Intl

Fri 3/13

10:20 pm-11:57 pm

Nonstop1h 37m

$177

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

Thu 3/19

12:07 pm-4:25 pm

1 stop4h 18m

Washington, D.C. Dulles Intl

Thu 3/19

10:20 pm-11:57 pm

Nonstop1h 37m

$177

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

Sun 3/1

5:30 am-7:14 am

Nonstop1h 44m

Washington, D.C. Dulles Intl

Wed 3/4

6:00 am-10:55 am

1 stop4h 55m

$177

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/25

Showing 1-10 of 52 results
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Best time to book a flight from Maine to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Maine 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 Maine to Washington, D.C. Dulles Intl Airport

What is the cheapest month to book a flight from Maine to Washington, D.C. Dulles Intl Airport?

Currently, May is the cheapest month in which you can book a flight from Maine to Washington, D.C. Dulles Intl Airport (average of $189). Flying from Maine to Washington, D.C. Dulles Intl Airport in July is currently the most expensive (average of $238). 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 ME to IAD?

Find hourly flight availability from Maine to Dulles Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 26, 2026.

When flying from Maine to Washington, D.C. Dulles Intl Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 31% versus a flight in the afternoon.

What is the cheapest day to fly from Maine to Washington, D.C. Dulles Intl Airport?

Use this chart to determine the cheapest time to fly round-trip from Maine to Dulles Intl. Price data was last updated on January 24, 2026.

Travelers seeking maximum savings on their Maine to Washington, D.C. Dulles Intl Airport flight should consider departing on Monday afternoons when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Maine to Washington, D.C. Dulles Intl Airport

Explore weekly flight availability from Maine to Dulles Intl. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated January 26, 2026.

The most flights from USME to IAD are scheduled on a Monday (4 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (4 on average).

Related info for your journey

Find useful and relevant information for your journey from Maine to Dulles Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Maine to Washington, D.C. Dulles Intl Airport?

    United Airlines and Delta can get you from Maine to Washington, D.C. Dulles Intl Airport in just under 1h 42m. Your travel time can differ by up to 3h 07m. Maine and Washington, D.C. Dulles Intl Airport are separated by a distance of 411 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Maine to Washington, D.C. Dulles Intl Airport one-way?

    To fly one-way, consider booking your trip with Royal Jordanian, which is currently one of the cheapest options available, starting at $473. Egyptair flights start at $482 while deals on Qatar Airways start at $549 one-way.

  • What are the most popular routes from Maine to Washington, D.C. Dulles Intl Airport?

    When deciding which route to take from Maine to Washington, D.C. Dulles Intl Airport consider Boston Logan Intl - Washington, D.C. Dulles Intl, Portland - Washington, D.C. Dulles Intl or Bangor - Washington, D.C. Dulles Intl as they are the most popular.

  • What are the most reliable airlines from Maine to Washington, D.C. Dulles Intl Airport?

    Before booking your flight to Washington, D.C. Dulles Intl Airport from Maine, check out the most reliable airlines to get you to your destination on time: Republic Airways (94%), United Airlines (77%), Avianca( 77%).

  • What are the cheapest flights from Maine to Washington, D.C. Dulles Intl Airport?

    The cheapest flight price from Maine to Washington, D.C. Dulles Intl Airport is $199. On average you can expect to pay $408. The most popular route, (Boston Logan Intl - Washington, D.C. Dulles Intl), can usually be booked for $137.

  • Can I find deals for flights from Maine to Dulles Intl that include hotel bookings?

    Yes. In addition to deals on Maine to Dulles Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Maine to Dulles Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Maine to Dulles Intl.

  • Can I find deals for business class flights from Maine to Dulles Intl?

    Yes. Cheapflights offers flight deals from Maine to Dulles Intl 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 Maine to Washington, D.C. Dulles Intl Airport?

    Currently, May is the cheapest month in which you can book a flight from Maine to Washington, D.C. Dulles Intl Airport (average of $189). Flying from Maine to Washington, D.C. Dulles Intl Airport in July is currently the most expensive (average of $238). 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

Traveling to a place near Washington, D.C. Dulles Intl Airport?

Book flights to Washington, D.C. Dulles Intl Airport if you plan to visit one of these locations
Alexandria
Woodbridge
Tysons
Arlington
Owings Mills
Springfield
Silver Spring
Herndon
Fredericksburg
Hanover
Linthicum Heights
Rockville
Laurel
Towson
Manassas
Largo
Bowie
McLean
Clinton
Upper Marlboro

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Alternative routes for Maine to Dulles Intl

See prices for flight routes from nearby airports that may be better suited for you.
Dallas/Fort Worth to Dulles Intl flights
Los Angeles to Reagan-National flights
Los Angeles to Dulles Intl flights
Los Angeles to Baltimore flights
Boston to Baltimore flights
Atlanta to Dulles Intl flights
Dallas/Fort Worth to Baltimore flights
Orlando to Dulles Intl flights
San Francisco to Reagan-National flights
O'Hare Intl to Reagan-National flights
Dallas/Fort Worth to Reagan-National flights
O'Hare Intl to Dulles Intl flights
Boston to Reagan-National flights
O'Hare Intl to Baltimore flights
Hobby to Reagan-National flights
San Francisco to Dulles Intl flights
Hobby to Dulles Intl flights
Boston to Dulles Intl flights
Atlanta to Baltimore flights
Atlanta to Reagan-National flights
Orlando to Baltimore flights
Hobby to Baltimore flights
San Francisco to Baltimore flights
Fort Lauderdale to Dulles Intl flights
Tampa to Dulles Intl flights
Charlotte to Dulles Intl flights
George Bush Intcntl to Reagan-National flights
Seattle to Reagan-National flights
Minneapolis to Reagan-National flights
George Bush Intcntl to Dulles Intl flights
Seattle to Dulles Intl flights
Denver to Dulles Intl flights
Austin to Dulles Intl flights
Denver to Baltimore flights
Orlando to Reagan-National flights
Detroit to Dulles Intl flights
Charlotte to Baltimore flights
Minneapolis to Baltimore flights
Austin to Reagan-National flights
Tampa to Reagan-National flights
Miami to Dulles Intl flights
Detroit to Baltimore flights
Seattle to Baltimore flights
Sky Harbor Intl to Dulles Intl flights
Miami to Reagan-National flights
Denver to Reagan-National flights
Fort Lauderdale to Baltimore flights
Austin to Baltimore flights
Minneapolis to Dulles Intl flights
Detroit to Reagan-National flights

Top 2 airlines flying from Maine to Dulles Intl

Discover the top 2 airlines that operate flights from Maine to Dulles Intl. 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 January 26, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$176Average$258FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$205Average$315FlexibilityNo cancel feeOn-time69%

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