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Dulles Intl

$75+ Cheap flights from Maryland 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 4/30. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — IAD
May 10 — May 171
Sun 5/10
Sun 5/17
1 adult, Economy
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Cheap flight deals from Maryland to Dulles Intl

Cheapest flights from Maryland to Dulles Intl
Explore the most affordable flight options available from Maryland to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 10, 2026.

This Kiwi.com deal was found by Cheapflights users on 4/7. 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 4/301:36 pm
PHL
-
IAD
1 stop11h 00m
Multiple Airlines
Tue 5/265:30 pm
IAD
-
PHL
1 stop30h 02m
Multiple Airlines
Deal found 4/7$139
This Kiwi.com deal was found by Cheapflights users on 4/6. 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 4/307:00 am
PHL
-
IAD
1 stop11h 42m
Multiple Airlines
Wed 5/276:22 pm
IAD
-
PHL
1 stop21h 20m
Multiple Airlines
Deal found 4/6$143
This Kiwi.com deal was found by Cheapflights users on 4/7. 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 4/307:00 am
PHL
-
IAD
1 stop11h 42m
Multiple Airlines
Mon 5/47:43 pm
IAD
-
PHL
2 stops29h 01m
Multiple Airlines
Deal found 4/7$170
This Kiwi.com deal was found by Cheapflights users on 4/9. 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.
Tue 6/96:32 pm
PHL
-
IAD
1 stop17h 15m
Frontier
Wed 6/246:26 pm
IAD
-
PHL
1 stop30h 18m
Frontier
Deal found 4/9$183
This Kiwi.com deal was found by Cheapflights users on 4/6. 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.
Mon 6/18:00 am
PHL
-
IAD
2 stops26h 12m
Multiple Airlines
Fri 6/56:22 pm
IAD
-
PHL
1 stop17h 26m
Multiple Airlines
Deal found 4/6$184
This Kiwi.com deal was found by Cheapflights users on 4/9. 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.
Sun 6/76:00 am
PHL
-
IAD
2 stops52h 22m
Frontier
Wed 6/246:26 pm
IAD
-
PHL
1 stop30h 18m
Frontier
Deal found 4/9$186
This Kiwi.com deal was found by Cheapflights users on 4/7. 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.
Fri 5/17:10 pm
PHL
-
IAD
1 stop14h 44m
Frontier
Mon 5/46:00 am
IAD
-
PHL
2 stops17h 39m
Frontier
Deal found 4/7$190
This Kiwi.com deal was found by Cheapflights users on 4/6. 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.
Mon 6/224:35 pm
PHL
-
IAD
1 stop23h 45m
Frontier
Wed 7/86:22 pm
IAD
-
PHL
1 stop30h 22m
Frontier
Deal found 4/6$191
This Kiwi.com deal was found by Cheapflights users on 4/6. 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.
Sun 6/216:45 pm
PHL
-
IAD
1 stop19h 44m
Multiple Airlines
Tue 7/75:30 pm
IAD
-
PHL
1 stop18h 50m
Multiple Airlines
Deal found 4/6$194
This Kiwi.com deal was found by Cheapflights users on 4/6. 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.
Mon 6/224:35 pm
PHL
-
IAD
1 stop23h 45m
Multiple Airlines
Tue 7/75:30 pm
IAD
-
PHL
1 stop18h 50m
Multiple Airlines
Deal found 4/6$201

Find flight deals from Maryland to Dulles Intl

Keep the following information in mind while searching for Maryland to Dulles Intl flight deals. Data was last updated April 10, 2026.

Round-trip from

$139
(Kiwi.com)

One-way from

$75
(Kiwi.com)
From Maryland to Washington, D.C. Dulles Intl
Search Deals
One-way flight from Maryland to Washington, D.C. Dulles Intl
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Maryland 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 April 10, 2026.
Use the filters below to find and compare flights from Maryland to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PhiladelphiaWashington, D.C.

PHL - IAD

PHLIAD

Philadelphia

Tue 5/5

7:45 pm-8:55 pm

Nonstop1h 10m

Washington, D.C. Dulles Intl

Tue 5/12

8:35 am-9:54 am

Nonstop1h 19m

$239

PhiladelphiaWashington, D.C.

PHL - IAD

PHLIAD

Philadelphia

Thu 4/30

10:38 am-11:50 am

Nonstop1h 12m

Washington, D.C. Dulles Intl

Mon 5/4

8:35 am-9:54 am

Nonstop1h 19m

$259

PhiladelphiaWashington, D.C.

PHL - IAD

PHLIAD

Philadelphia

Fri 5/1

10:38 am-11:50 am

Nonstop1h 12m

Washington, D.C. Dulles Intl

Mon 5/4

8:35 am-9:54 am

Nonstop1h 19m

$259

PhiladelphiaWashington, D.C.

PHL - IAD

PHLIAD

Philadelphia

Sat 4/25

7:45 pm-8:55 pm

Nonstop1h 10m

Washington, D.C. Dulles Intl

Wed 4/29

8:38 am-9:58 am

Nonstop1h 20m

$269

PhiladelphiaWashington, D.C.

PHL - IAD

PHLIAD

Philadelphia

Fri 4/24

3:25 pm-7:25 pm

1 stop4h 00m

Washington, D.C. Dulles Intl

Sun 4/26

8:11 pm-12:40 am

1 stop4h 29m

$274

PhiladelphiaWashington, D.C.

PHL - IAD

PHLIAD

Philadelphia

Sat 6/6

1:00 pm-10:12 am

2 stops21h 12m

Washington, D.C. Dulles Intl

Sun 6/14

5:30 pm-9:25 am

1 stop15h 55m

$281

PhiladelphiaWashington, D.C.

PHL - IAD

PHLIAD

Philadelphia

Fri 4/24

7:45 pm-8:55 pm

Nonstop1h 10m

Washington, D.C. Dulles Intl

Sun 4/26

5:35 pm-6:54 pm

Nonstop1h 19m

$287
Quickest round-trip

PhiladelphiaWashington, D.C.

PHL - IAD

PHLIAD

Philadelphia

Tue 5/5

10:38 am-11:50 am

Nonstop1h 12m

Washington, D.C. Dulles Intl

Sat 5/9

1:05 pm-2:20 pm

Nonstop1h 15m

$329
Cheapest one-way

PhiladelphiaWashington, D.C.

PHL - IAD

PHLIAD

Philadelphia

Fri 5/1

7:10 pm-9:54 am

1 stop14h 44m

$85

PhiladelphiaWashington, D.C.

PHL - IAD

PHLIAD

Philadelphia

Tue 5/5

6:45 am-11:09 pm

2 stops16h 24m

$98

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/8

Showing 1-10 of 19 resultsSorted by cheapest first
1
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Best time to book a flight from Maryland to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Maryland 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 Maryland to Washington, D.C. Dulles Intl Airport
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Maryland 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 Maryland to Washington, D.C. Dulles Intl Airport?

    Airlines like United Airlines fly from Maryland to Washington, D.C. Dulles Intl Airport in about 1h 10m. The time it takes to get you to your destination is usually consistent. There are 134 mi between Maryland and Washington, D.C. Dulles Intl Airport. All flights are typically nonstop.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Maryland 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.

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
Owings Mills
Springfield
Arlington
Silver Spring
Herndon
Hyattsville
Hanover
Laurel
Rockville
Upper Marlboro
Largo
Bowie
Clinton
Towson
Cordova
Manassas
Falls Church

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Maryland 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
Dallas/Fort Worth to Baltimore flights
Los Angeles to Reagan-National flights
Seattle to Dulles Intl flights
Dallas/Fort Worth to Reagan-National flights
Los Angeles to Baltimore flights
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Atlanta to Dulles Intl flights
Boston to Dulles Intl flights
San Francisco to Dulles Intl flights
O'Hare Intl to Baltimore flights
Seattle to Reagan-National flights
Atlanta to Reagan-National flights
O'Hare Intl to Reagan-National flights
Hobby to Reagan-National flights
Denver to Dulles Intl flights
Hobby to Dulles Intl flights
Atlanta to Baltimore flights
San Francisco to Reagan-National flights
Boston to Reagan-National flights
O'Hare Intl to Dulles Intl flights
Minneapolis to Dulles Intl flights
Orlando to Dulles Intl flights
Minneapolis to Reagan-National flights
Boston to Baltimore flights
San Francisco to Baltimore flights
Denver to Baltimore flights
John F Kennedy Intl to Dulles Intl flights
George Bush Intcntl to Dulles Intl flights
Detroit to Dulles Intl flights
Sky Harbor Intl to Dulles Intl flights
George Bush Intcntl to Reagan-National flights
Minneapolis to Baltimore flights
Hobby to Baltimore flights
Miami to Reagan-National flights
Tampa to Dulles Intl flights
Orlando to Reagan-National flights
Denver to Reagan-National flights
Sky Harbor Intl to Baltimore flights
Seattle to Baltimore flights
Tampa to Reagan-National flights
Detroit to Reagan-National flights
Austin to Dulles Intl flights
Midway to Baltimore flights
Portland to Dulles Intl flights
Orlando to Baltimore flights
Miami to Dulles Intl flights
Sky Harbor Intl to Reagan-National flights
Newark to Dulles Intl flights
Detroit to Baltimore flights

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