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Dulles Intl

$274+ Cheap flights from Alexandria, LA (AEX) 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 3/6. Fares are subject to change and may not be available on all flights or dates of travel.
AEX — IAD
Mar 18 — Mar 251
Wed 3/18
Wed 3/25
1 adult, Economy
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Cheap flight deals from Alexandria to Dulles Intl

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

This Delta deal was found by Cheapflights users on 2/13. 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.
Fri 3/65:00 pm
AEX
-
IAD
1 stop6h 21m
Delta
Mon 3/166:01 am
IAD
-
AEX
1 stop6h 02m
Delta
Deal found 2/13$274
This Delta deal was found by Cheapflights users on 2/15. 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 4/2411:43 am
AEX
-
IAD
1 stop5h 36m
Delta
Mon 5/412:37 pm
IAD
-
AEX
1 stop4h 30m
Delta
Deal found 2/15$276
This Delta deal was found by Cheapflights users on 2/12. 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.
Wed 5/66:08 am
AEX
-
IAD
1 stop6h 56m
Delta
Sat 5/93:08 pm
IAD
-
AEX
1 stop7h 20m
Delta
Deal found 2/12$292
This Delta deal was found by Cheapflights users on 2/12. 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.
Wed 5/65:00 pm
AEX
-
IAD
2 stops18h 18m
Delta
Sun 5/106:08 am
IAD
-
AEX
1 stop6h 17m
Delta
Deal found 2/12$329
This Delta deal was found by Cheapflights users on 2/12. 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.
Thu 5/75:00 pm
AEX
-
IAD
1 stop6h 46m
Delta
Sun 5/107:33 pm
IAD
-
AEX
2 stops16h 52m
Delta
Deal found 2/12$374
This Delta deal was found by Cheapflights users on 2/12. 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.
Thu 5/75:00 pm
AEX
-
IAD
1 stop6h 46m
Delta
Sat 5/96:00 am
IAD
-
AEX
2 stops11h 15m
Delta
Deal found 2/12$495
This United Airlines deal was found by Cheapflights users on 2/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/245:15 am
AEX
-
IAD
1 stop17h 36m
United Airlines
Tue 10/2710:10 pm
IAD
-
AEX
2 stops20h 28m
United Airlines
Deal found 2/14$500
This American Airlines deal was found by Cheapflights users on 2/13. 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.
Fri 4/2410:07 am
AEX
-
IAD
2 stops8h 18m
American Airlines
Mon 5/45:59 pm
IAD
-
AEX
1 stop5h 38m
American Airlines
Deal found 2/13$513

Find flight deals from Alexandria to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from Alexandria (AEX) 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 February 16, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$274
(Delta)
Provider with most accurate pricing for Alexandria-Washington, D.C. Dulles Intl flight deals.
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Provider most trusted by Cheapflights users for Alexandria-Washington, D.C. Dulles Intl flights.
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From Alexandria to Washington, D.C. Dulles Intl
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Cheapflights Fare Finder

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

Fly from

Alexandria

Fly to

Dulles Intl

Route

Depart

Return

Price

AlexandriaWashington, D.C.

AEX - IAD

AEXIAD

Alexandria

Fri 4/24

11:43 am-6:19 pm

1 stop5h 36m

Washington, D.C. Dulles Intl

Mon 5/4

6:00 am-11:01 am

1 stop6h 01m

$274

AlexandriaWashington, D.C.

AEX - IAD

AEXIAD

Alexandria

Fri 3/6

5:00 pm-12:21 am

1 stop6h 21m

Washington, D.C. Dulles Intl

Mon 3/16

6:01 am-11:03 am

1 stop6h 02m

$274

AlexandriaWashington, D.C.

AEX - IAD

AEXIAD

Alexandria

Fri 4/24

5:00 pm-12:42 am

1 stop6h 42m

Washington, D.C. Dulles Intl

Fri 5/1

6:00 am-11:01 am

1 stop6h 01m

$276

AlexandriaWashington, D.C.

AEX - IAD

AEXIAD

Alexandria

Thu 3/5

5:00 pm-12:21 am

1 stop6h 21m

Washington, D.C. Dulles Intl

Sun 3/8

7:20 am-11:03 am

1 stop4h 43m

$276

AlexandriaWashington, D.C.

AEX - IAD

AEXIAD

Alexandria

Wed 5/6

5:00 pm-12:42 am

1 stop6h 42m

Washington, D.C. Dulles Intl

Sun 5/10

5:31 pm-9:28 pm

1 stop4h 57m

$292

AlexandriaWashington, D.C.

AEX - IAD

AEXIAD

Alexandria

Thu 5/7

5:00 pm-12:46 am

1 stop6h 46m

Washington, D.C. Dulles Intl

Sun 5/10

6:08 am-11:25 am

1 stop6h 17m

$292

AlexandriaWashington, D.C.

AEX - IAD

AEXIAD

Alexandria

Fri 5/8

5:00 pm-12:46 am

1 stop6h 46m

Washington, D.C. Dulles Intl

Sat 5/9

6:08 am-11:25 am

1 stop6h 17m

$292

AlexandriaWashington, D.C.

AEX - IAD

AEXIAD

Alexandria

Sat 3/21

10:03 am-6:11 pm

1 stop7h 08m

$290

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/13

  • Most accurate provider: When it comes to deals on Alexandria, Louisiana-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 Alexandria, Louisiana-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Alexandria, Louisiana-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 Alexandria, Louisiana-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 Alexandria, Louisiana-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 Alexandria to Dulles Intl

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

    For a flight from Alexandria to Washington, D.C. Dulles Intl, you will be flying from Alexandria. Alexandria (AEX) is just 5.8 mi from the center of the city. Alexandria is the only Alexandria airport and it handles 0 outbound flights to Washington, D.C. Dulles Intl per day. 0 airlines have flights to Washington, D.C. Dulles Intl from Alexandria on a regular basis.

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

    There are many flights that can get you from Alexandria, Louisiana to Washington, D.C. Dulles Intl Airport in 5h 36m. Fly via Delta to get the fastest option. Airlines will cover a distance of 1000 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Alexandria 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
Arlington
Owings Mills
Springfield
Silver Spring
Herndon
Fredericksburg
Hanover
Laurel
Linthicum Heights
Rockville
Upper Marlboro
Manassas
Bowie
Largo
McLean
Clinton
Towson

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