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Dulles Intl

$349+ Cheap flights from Montgomery (MGM) 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 8/26. Fares are subject to change and may not be available on all flights or dates of travel.
MGM — IAD
Aug 15 — Aug 221
Sat 8/15
Sat 8/22
1 adult, Economy
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Cheap flight deals from Montgomery to Dulles Intl

Cheapest flights from Montgomery to Dulles Intl
Explore the most affordable flight options available from Montgomery to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 16, 2026.

This Delta deal was found by Cheapflights users on 7/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/199:53 am
MGM
-
IAD
1 stop5h 49m
Delta
Wed 8/2610:16 am
IAD
-
MGM
1 stop4h 46m
Delta
Deal found 7/16$418
This Delta deal was found by Cheapflights users on 7/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/76:00 am
MGM
-
IAD
1 stop4h 33m
Delta
Sat 9/126:00 am
IAD
-
MGM
1 stop4h 03m
Delta
Deal found 7/12$452
This Delta deal was found by Cheapflights users on 7/13. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/226:28 pm
MGM
-
IAD
1 stop5h 13m
Delta
Sat 7/255:28 pm
IAD
-
MGM
1 stop3h 58m
Delta
Deal found 7/13$466
This American Airlines deal was found by Cheapflights users on 7/13. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/86:39 am
MGM
-
IAD
1 stop5h 09m
American Airlines
Fri 8/145:34 pm
IAD
-
MGM
1 stop5h 58m
American Airlines
Deal found 7/13$476
This Delta deal was found by Cheapflights users on 7/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/912:30 pm
MGM
-
IAD
1 stop4h 58m
Delta
Tue 8/186:00 am
IAD
-
MGM
1 stop4h 12m
Delta
Deal found 7/16$483
This American Airlines deal was found by Cheapflights users on 7/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/251:40 pm
MGM
-
IAD
1 stop4h 19m
American Airlines
Mon 9/287:57 am
IAD
-
MGM
1 stop6h 13m
American Airlines
Deal found 7/12$486
This Delta deal was found by Cheapflights users on 7/13. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/262:50 pm
MGM
-
IAD
1 stop5h 13m
Delta
Wed 8/510:16 am
IAD
-
MGM
1 stop4h 46m
Delta
Deal found 7/13$507
This United Airlines deal was found by Cheapflights users on 7/16. 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 8/194:53 pm
MGM
-
IAD
2 stops13h 26m
United Airlines
Wed 8/265:25 pm
IAD
-
MGM
2 stops20h 16m
United Airlines
Deal found 7/16$511
This Delta deal was found by Cheapflights users on 7/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/72:42 pm
MGM
-
IAD
1 stop5h 13m
Delta
Fri 8/146:00 am
IAD
-
MGM
1 stop4h 12m
Delta
Deal found 7/15$517
This United Airlines deal was found by Cheapflights users on 7/13. 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 9/251:17 pm
MGM
-
IAD
2 stops16h 57m
United Airlines
Mon 9/2810:33 pm
IAD
-
MGM
2 stops15h 08m
United Airlines
Deal found 7/13$524

Find flight deals from Montgomery to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from Montgomery (MGM) to Dulles Intl (IAD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 16, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$418
(Delta)

One-way from

$349
(United Airlines)

Popular in

December

Cheapest in

November

Average price

$496
Provider with most accurate pricing for Montgomery Dannelly Field-Washington, D.C. Dulles Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Montgomery Dannelly Field-Washington, D.C. Dulles Intl flights.
Search Deals
From Montgomery Dannelly Field to Washington, D.C. Dulles Intl
Search Deals
One-way flight from Montgomery Dannelly Field to Washington, D.C. Dulles Intl
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($29 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($16 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Montgomery 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 July 16, 2026.
Use the filters below to find and compare flights from Montgomery to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MontgomeryWashington, D.C.

MGM - IAD

MGMIAD

Montgomery Dannelly Field

Fri 9/11

9:43 am-5:12 pm

1 stop6h 29m

Washington, D.C. Dulles Intl

Sun 9/13

10:15 am-3:19 pm

1 stop6h 04m

$486

MontgomeryWashington, D.C.

MGM - IAD

MGMIAD

Montgomery Dannelly Field

Sun 7/26

2:50 pm-9:03 pm

1 stop5h 13m

Washington, D.C. Dulles Intl

Wed 8/5

10:16 am-2:02 pm

1 stop4h 46m

$507
Quickest round-trip

MontgomeryWashington, D.C.

MGM - IAD

MGMIAD

Montgomery Dannelly Field

Sun 8/9

12:30 pm-6:28 pm

1 stop4h 58m

Washington, D.C. Dulles Intl

Mon 8/17

8:28 am-11:50 am

1 stop4h 22m

$517

MontgomeryWashington, D.C.

MGM - IAD

MGMIAD

Montgomery Dannelly Field

Thu 8/6

4:51 pm-12:31 am

1 stop6h 40m

Washington, D.C. Dulles Intl

Thu 8/13

1:05 pm-12:41 pm

2 stops24h 36m

$547

MontgomeryWashington, D.C.

MGM - IAD

MGMIAD

Montgomery Dannelly Field

Wed 1/6

1:22 pm-11:55 am

2 stops21h 33m

Washington, D.C. Dulles Intl

Sat 1/9

6:30 am-12:45 pm

1 stop7h 15m

$569

MontgomeryWashington, D.C.

MGM - IAD

MGMIAD

Montgomery Dannelly Field

Mon 8/3

4:51 pm-12:31 am

1 stop6h 40m

Washington, D.C. Dulles Intl

Fri 8/7

10:33 pm-4:16 pm

2 stops18h 43m

$601

MontgomeryWashington, D.C.

MGM - IAD

MGMIAD

Montgomery Dannelly Field

Fri 9/25

4:53 pm-7:19 am

2 stops13h 26m

Washington, D.C. Dulles Intl

Mon 9/28

10:10 pm-12:41 pm

2 stops15h 31m

$602
Cheapest one-way

MontgomeryWashington, D.C.

MGM - IAD

MGMIAD

Montgomery Dannelly Field

Wed 8/26

4:53 pm-6:59 pm

1 stop25h 06m

$349

MontgomeryWashington, D.C.

MGM - IAD

MGMIAD

Montgomery Dannelly Field

Thu 8/13

4:53 pm-10:59 pm

2 stops29h 06m

$433

MontgomeryWashington, D.C.

MGM - IAD

MGMIAD

Montgomery Dannelly Field

Tue 7/21

1:20 pm-8:46 pm

1 stop6h 26m

$478

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/13

Showing 1-10 of 13 resultsSorted by cheapest first
1
2
  • Most accurate provider: When it comes to deals on Montgomery-Washington, D.C. Dulles Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Montgomery-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Montgomery-Washington, D.C. Dulles Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Montgomery-Washington, D.C. Dulles Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Montgomery-Washington, D.C. Dulles Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Montgomery to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Montgomery 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.

Reviews of airlines servicing Dulles Intl

Get insights into the airlines that provide service to Dulles Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Dulles Intl. Reviews last updated July 16, 2026.
See what other customers who have flown with Delta from Montgomery to Washington, D.C. Dulles Intl Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.8
Good
8,471 reviews

Overall

7.8

Crew

8.5

Entertainment

7.8

Food

7.2

Comfort

7.8

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
Delta
7.8
Good
8,471 reviews
Delta
7.8
Good
8,471 reviews

Overall

7.8

Crew

8.5

Entertainment

7.8

Food

7.2

Comfort

7.8

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional

Related info for your journey

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

  • What airport do you fly from for flights from Montgomery to Washington, D.C. Dulles Intl?

    Montgomery Dannelly Field (MGM) is the airport you will fly out of if you book a flight from Montgomery to Washington, D.C. Dulles Intl. You should not have trouble finding flights to Washington, D.C. Dulles Intl from Dannelly Field; the airport handles an average of 0 outbound flights to Washington, D.C. Dulles Intl per day. You should also have plenty of airline options to choose from since 1 airline has flights from the Montgomery airport to Washington, D.C. Dulles Intl. It is only a 7.1 mi journey to Dannelly Field (MGM) from Montgomery’s city center.

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

    Delta can get you from Montgomery to Washington, D.C. Dulles Intl Airport in just under 6h 29m. Your travel time can differ by up to . Montgomery and Washington, D.C. Dulles Intl Airport are separated by a distance of 680 mi.

  • What is the cheapest airline to fly from Montgomery to Washington, D.C. Dulles Intl Airport round-trip?

    Delta, at $433, was found to be the cheapest airline from Montgomery to Washington, D.C. Dulles Intl Airport..

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Montgomery 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
Arlington
Tysons
Owings Mills
Springfield
Lanham
Reston
Herndon
Rockville
Chantilly
Hyattsville
Manassas
Fredericksburg
Falls Church
Hanover
Laurel
Sterling
Clinton
Hunt Valley
Cordova

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Top airline flying from Montgomery to Dulles Intl

Discover the top airline that operate flights from Montgomery 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 July 16, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$433Average$527FlexibilityNo cancel feeOn-timeN/A

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