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Dulles Intl

$94+ 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 10/11. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — IAD
Sep 10 — Sep 171
Wed 9/10
Wed 9/17
1 adult, Economy
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Cheap 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 September 5, 2025.

Round-trip from

$151
(Frontier)

One-way from

$94
(Kiwi.com)
From Maryland to Washington, D.C. Dulles Intl
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One-way flight from Maryland to Washington, D.C. Dulles Intl
Search Deals

Find 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 September 5, 2025.

This Frontier deal was found by Cheapflights users on 9/3. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/186:15 pmPHL - IAD
1 stop5h 14mFrontier
Sat 10/254:22 pmIAD - PHL
1 stop7h 35mFrontier
Deal found 9/3$151
This Frontier deal was found by Cheapflights users on 9/4. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/25:15 amPHL - IAD
1 stop7h 40mFrontier
Thu 10/94:40 pmIAD - PHL
1 stop8h 19mFrontier
Deal found 9/4$153
This Frontier deal was found by Cheapflights users on 9/3. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1811:24 amPHL - IAD
1 stop8h 45mFrontier
Sun 9/217:09 pmIAD - PHL
1 stop12h 26mFrontier
Deal found 9/3$154
This Frontier deal was found by Cheapflights users on 9/4. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/312:30 pmPHL - IAD
1 stop5h 49mFrontier
Fri 10/103:10 pmIAD - PHL
1 stop9h 15mFrontier
Deal found 9/4$159
This Frontier deal was found by Cheapflights users on 9/4. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1811:24 amPHL - IAD
1 stop8h 45mFrontier
Fri 9/263:15 pmIAD - PHL
1 stop8h 58mFrontier
Deal found 9/4$160
This Frontier deal was found by Cheapflights users on 9/4. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/136:37 pmPHL - IAD
1 stop5h 18mFrontier
Thu 9/257:14 pmIAD - PHL
1 stop12h 21mFrontier
Deal found 9/4$166
This Frontier deal was found by Cheapflights users on 9/4. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/136:37 pmPHL - IAD
1 stop5h 18mFrontier
Fri 9/263:15 pmIAD - PHL
1 stop8h 58mFrontier
Deal found 9/4$172
This Frontier deal was found by Cheapflights users on 9/3. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/81:02 pmPHL - IAD
1 stop6h 44mFrontier
Fri 10/103:10 pmIAD - PHL
1 stop9h 15mFrontier
Deal found 9/3$173
This Frontier deal was found by Cheapflights users on 9/3. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/125:15 amPHL - IAD
1 stop7h 40mFrontier
Sat 9/137:00 amIAD - PHL
1 stop10h 27mFrontier
Deal found 9/3$179
This United Airlines deal was found by Cheapflights users on 9/4. 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 9/197:58 pmPHL - IAD
Nonstop1h 07mUnited Airlines
Tue 9/2312:52 pmIAD - PHL
Nonstop1h 14mUnited Airlines
Deal found 9/4$189
This Frontier deal was found by Cheapflights users on 9/4. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/198:30 amPHL - IAD
1 stop9h 49mFrontier
Sun 9/217:09 pmIAD - PHL
1 stop12h 26mFrontier
Deal found 9/4$190
This Kiwi.com deal was found by Cheapflights users on 9/4. 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 9/144:03 pmPHL - IAD
1 stop22h 22mMultiple Airlines
Mon 9/223:15 pmIAD - PHL
1 stop8h 58mMultiple Airlines
Deal found 9/4$192

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 September 5, 2025.
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

Maryland

Fly to

Dulles Intl

Route

Depart

Return

Price

PhiladelphiaWashington, D.C.

PHL - IAD

PHLIAD

Philadelphia

Sat 10/18

6:15 pm-11:29 pm

1 stop5h 14m

Washington, D.C. Dulles Intl

Sat 10/25

4:22 pm-11:57 pm

1 stop7h 35m

$151

PhiladelphiaWashington, D.C.

PHL - IAD

PHLIAD

Philadelphia

Mon 9/29

12:30 pm-6:24 pm

1 stop5h 54m

Washington, D.C. Dulles Intl

Thu 10/2

1:55 pm-12:59 am

1 stop11h 04m

$153

PhiladelphiaWashington, D.C.

PHL - IAD

PHLIAD

Philadelphia

Wed 10/8

10:49 am-7:46 pm

1 stop8h 57m

Washington, D.C. Dulles Intl

Wed 10/22

9:00 am-4:35 pm

1 stop7h 35m

$153

PhiladelphiaWashington, D.C.

PHL - IAD

PHLIAD

Philadelphia

Sat 9/20

6:37 pm-11:55 pm

1 stop5h 18m

Washington, D.C. Dulles Intl

Sun 9/21

7:09 pm-7:35 am

1 stop12h 26m

$153

PhiladelphiaWashington, D.C.

PHL - IAD

PHLIAD

Philadelphia

Thu 10/2

5:15 am-12:55 pm

1 stop7h 40m

Washington, D.C. Dulles Intl

Thu 10/9

4:40 pm-12:59 am

1 stop8h 19m

$153

PhiladelphiaWashington, D.C.

PHL - IAD

PHLIAD

Philadelphia

Thu 10/9

1:02 pm-11:29 pm

1 stop10h 27m

Washington, D.C. Dulles Intl

Tue 10/14

9:00 am-6:44 pm

1 stop9h 44m

$153

PhiladelphiaWashington, D.C.

PHL - IAD

PHLIAD

Philadelphia

Tue 10/21

1:02 pm-7:46 pm

1 stop6h 44m

Washington, D.C. Dulles Intl

Wed 10/22

9:00 am-6:44 pm

1 stop9h 44m

$153

PhiladelphiaWashington, D.C.

PHL - IAD

PHLIAD

Philadelphia

Thu 9/18

11:24 am-8:09 pm

1 stop8h 45m

Washington, D.C. Dulles Intl

Thu 9/25

7:14 pm-7:35 am

1 stop12h 21m

$154

PhiladelphiaWashington, D.C.

PHL - IAD

PHLIAD

Philadelphia

Thu 9/18

11:24 am-8:09 pm

1 stop8h 45m

Washington, D.C. Dulles Intl

Sat 9/20

7:00 am-5:27 pm

1 stop10h 27m

$154

PhiladelphiaWashington, D.C.

PHL - IAD

PHLIAD

Philadelphia

Thu 9/18

11:24 am-8:09 pm

1 stop8h 45m

Washington, D.C. Dulles Intl

Sun 9/21

7:09 pm-7:35 am

1 stop12h 26m

$154

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/3

Showing 1-10 of 17 results
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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 Frontier fly from Maryland to Washington, D.C. Dulles Intl Airport in about 5h 14m. The time it takes to get you to your destination can typically vary by up to . There are 134 mi between Maryland and Washington, D.C. Dulles Intl Airport.

  • 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.

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

    Currently, August is the cheapest month in which you can book a flight from Maryland to Washington, D.C. Dulles Intl Airport (average of $296). Flying from Maryland to Washington, D.C. Dulles Intl Airport in April is currently the most expensive (average of $337). 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
Woodbridge
Arlington
Alexandria
Tysons
Silver Spring
Springfield
Gaithersburg
Fredericksburg
Linthicum Heights
Fairfax
Towson
Falls Church
Manassas
Rockville
Oxon Hill
Laurel
Dundalk
National Harbor
Waldorf
Hanover

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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
Boston to Baltimore flights
Los Angeles to Reagan-National flights
Atlanta to Dulles Intl flights
O'Hare Intl to Dulles Intl flights
Seattle to Dulles Intl flights
Boston to Reagan-National flights
Dallas/Fort Worth to Baltimore flights
Dallas/Fort Worth to Reagan-National flights
Los Angeles to Dulles Intl flights
O'Hare Intl to Reagan-National flights
Boston to Dulles Intl flights
San Francisco to Reagan-National flights
Seattle to Reagan-National flights
O'Hare Intl to Baltimore flights
San Francisco to Baltimore flights
Hobby to Dulles Intl flights
Hobby to Baltimore flights
Detroit to Dulles Intl flights
Los Angeles to Baltimore flights
Denver to Baltimore flights
San Francisco to Dulles Intl flights
Tampa to Dulles Intl flights
George Bush Intcntl to Dulles Intl flights
John F Kennedy Intl to Dulles Intl flights
Seattle to Baltimore flights
Detroit to Reagan-National flights
Atlanta to Reagan-National flights
Atlanta to Baltimore flights
Minneapolis to Reagan-National flights
Denver to Dulles Intl flights
Minneapolis to Dulles Intl flights
Hobby to Reagan-National flights
John F Kennedy Intl to Reagan-National flights
Midway to Baltimore flights
Midway to Dulles Intl flights
Orlando to Baltimore flights
Orlando to Dulles Intl flights
Miami to Dulles Intl flights
LaGuardia to Reagan-National flights
Denver to Reagan-National flights
San Diego to Dulles Intl flights
Charlotte to Dulles Intl flights
Austin to Dulles Intl flights
Orlando to Reagan-National flights
Fort Lauderdale to Baltimore flights
LaGuardia to Dulles Intl flights
Ontario to Dulles Intl flights
Miami to Reagan-National flights
Charlotte to Baltimore flights

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