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Dulles Intl

$268+ Cheap flights from Monroe (MLU) to Dulles Intl (IAD)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/11. Fares are subject to change and may not be available on all flights or dates of travel.
MLU — IAD
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
1 adult, Economy
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Cheap flight deals from Monroe to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from Monroe (MLU) 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 September 16, 2025.

Round-trip from

$268
(Delta)

Popular in

March

Cheapest in

November

Average price

$308
From Monroe Huenefeld to Washington, D.C. Dulles Intl
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Highest demand for flights based on searches. 20% potential increase in price ($110 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($22 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Monroe to Dulles Intl

Cheapest flights from Monroe to Dulles Intl
Explore the most affordable flight options available from Monroe to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2025.

This Delta deal was found by Cheapflights users on 9/14. 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 12/55:53 pmMLU - IAD
1 stop5h 23mDelta
Mon 12/83:38 pmIAD - MLU
1 stop7h 33mDelta
Deal found 9/14$268
This Delta deal was found by Cheapflights users on 9/15. 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.
Tue 9/3012:53 pmMLU - IAD
1 stop4h 46mDelta
Sat 10/46:23 amIAD - MLU
1 stop6h 50mDelta
Deal found 9/15$298
This Delta deal was found by Cheapflights users on 9/15. 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.
Thu 9/255:49 pmMLU - IAD
1 stop5h 24mDelta
Mon 9/295:25 pmIAD - MLU
1 stop5h 36mDelta
Deal found 9/15$338
This Delta deal was found by Cheapflights users on 9/16. 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 10/225:53 pmMLU - IAD
1 stop4h 25mDelta
Sun 10/266:00 amIAD - MLU
1 stop7h 20mDelta
Deal found 9/16$348
This Delta deal was found by Cheapflights users on 9/14. 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 9/195:49 pmMLU - IAD
1 stop5h 24mDelta
Mon 9/225:25 pmIAD - MLU
1 stop5h 36mDelta
Deal found 9/14$433
This American Airlines deal was found by Cheapflights users on 9/14. 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 9/1910:14 amMLU - IAD
1 stop5h 36mAmerican Airlines
Mon 9/2211:18 amIAD - MLU
2 stops7h 36mAmerican Airlines
Deal found 9/14$569
This American Airlines deal was found by Cheapflights users on 9/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/225:51 amMLU - IAD
2 stops12h 03mAmerican Airlines
Sun 10/2611:41 amIAD - MLU
1 stop7h 12mAmerican Airlines
Deal found 9/16$585
This American Airlines deal was found by Cheapflights users on 9/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2510:14 amMLU - IAD
1 stop5h 36mAmerican Airlines
Mon 9/2911:18 amIAD - MLU
2 stops7h 36mAmerican Airlines
Deal found 9/15$672
This American Airlines deal was found by Cheapflights users on 9/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/3010:14 amMLU - IAD
2 stops7h 37mAmerican Airlines
Sat 10/411:47 amIAD - MLU
1 stop7h 07mAmerican Airlines
Deal found 9/15$711
This Delta deal was found by Cheapflights users on 9/14. 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.
Sat 11/225:51 pmMLU - IAD
1 stop4h 28mDelta
Sun 11/305:59 pmIAD - MLU
1 stop5h 14mDelta
Deal found 9/14$713

Cheapflights Fare Finder

 
Customize your flight search to find flights from Monroe 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 16, 2025.
Use the filters below to find and compare flights from Monroe to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Monroe

Fly to

Dulles Intl

Route

Depart

Return

Price

MonroeWashington, D.C.

MLU - IAD

MLUIAD

Monroe Huenefeld

Wed 3/11

6:02 am-12:00 pm

1 stop4h 58m

Washington, D.C. Dulles Intl

Sat 3/14

6:00 am-12:02 pm

1 stop7h 02m

$268

MonroeWashington, D.C.

MLU - IAD

MLUIAD

Monroe Huenefeld

Fri 12/5

5:53 pm-12:16 am

1 stop5h 23m

Washington, D.C. Dulles Intl

Mon 12/8

3:38 pm-10:11 pm

1 stop7h 33m

$268

MonroeWashington, D.C.

MLU - IAD

MLUIAD

Monroe Huenefeld

Tue 9/30

12:53 pm-6:39 pm

1 stop4h 46m

Washington, D.C. Dulles Intl

Sat 10/4

6:23 am-12:13 pm

1 stop6h 50m

$298

MonroeWashington, D.C.

MLU - IAD

MLUIAD

Monroe Huenefeld

Wed 10/22

5:53 pm-11:18 pm

1 stop4h 25m

Washington, D.C. Dulles Intl

Sun 10/26

6:00 am-12:20 pm

1 stop7h 20m

$348

MonroeWashington, D.C.

MLU - IAD

MLUIAD

Monroe Huenefeld

Wed 10/22

5:51 am-6:54 pm

2 stops12h 03m

Washington, D.C. Dulles Intl

Sun 10/26

11:41 am-5:53 pm

1 stop7h 12m

$585

MonroeWashington, D.C.

MLU - IAD

MLUIAD

Monroe Huenefeld

Tue 9/30

10:14 am-6:51 pm

2 stops7h 37m

Washington, D.C. Dulles Intl

Sat 10/4

11:47 am-5:54 pm

1 stop7h 07m

$711

MonroeWashington, D.C.

MLU - IAD

MLUIAD

Monroe Huenefeld

Sat 11/22

5:51 pm-11:19 pm

1 stop4h 28m

Washington, D.C. Dulles Intl

Sun 11/30

5:59 pm-10:13 pm

1 stop5h 14m

$713

MonroeWashington, D.C.

MLU - IAD

MLUIAD

Monroe Huenefeld

Fri 11/21

10:02 am-7:20 pm

2 stops8h 18m

Washington, D.C. Dulles Intl

Sat 11/29

5:03 pm-10:16 pm

1 stop6h 13m

$930

MonroeWashington, D.C.

MLU - IAD

MLUIAD

Monroe Huenefeld

Sat 11/15

10:03 am-4:11 pm

1 stop5h 08m

$275

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/16

Best time to book a flight from Monroe to Dulles Intl

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

Related info for your journey

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

    Monroe Huenefeld (MLU) is the airport you will fly out of if you book a flight from Monroe to Washington, D.C. Dulles Intl. You should not have trouble finding flights to Washington, D.C. Dulles Intl from Huenefeld; 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 0 airlines have flights from the Monroe airport to Washington, D.C. Dulles Intl. It is only a 4.4 mi journey to Huenefeld (MLU) from Monroe’s city center.

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

    Delta can get you from Monroe to Washington, D.C. Dulles Intl Airport in just under 4h 58m. Your travel time can differ by up to . Airlines will cover a distance of 929 mi.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Monroe to Washington, D.C. Dulles Intl Airport (average of $292). Flying from Monroe 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
Falls Church
Owings Mills
Manassas
Rockville
Hanover
Oxon Hill
Laurel
Towson
National Harbor
Dundalk

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