HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Dulles Intl

$308+ 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 8/22. Fares are subject to change and may not be available on all flights or dates of travel.
AEX — IAD
Jun 30 — Jul 71
Tue 6/30
Tue 7/7
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Alexandria to Dulles Intl with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 May 31, 2026.

This Delta deal was found by Cheapflights users on 5/28. 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 8/2211:44 am
AEX
-
IAD
1 stop7h 21m
Delta
Sun 8/3010:16 am
IAD
-
AEX
1 stop7h 09m
Delta
Deal found 5/28$308
This Delta deal was found by Cheapflights users on 5/27. 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 7/16:05 am
AEX
-
IAD
1 stop6h 57m
Delta
Sat 7/46:00 am
IAD
-
AEX
1 stop6h 13m
Delta
Deal found 5/27$328
This Delta deal was found by Cheapflights users on 5/29. 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 6/195:09 pm
AEX
-
IAD
1 stop6h 35m
Delta
Mon 6/2210:16 am
IAD
-
AEX
1 stop7h 09m
Delta
Deal found 5/29$348
This Delta deal was found by Cheapflights users on 5/28. 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 6/125:09 pm
AEX
-
IAD
1 stop6h 35m
Delta
Mon 6/155:51 pm
IAD
-
AEX
1 stop4h 34m
Delta
Deal found 5/28$358
This Delta deal was found by Cheapflights users on 5/26. 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 6/105:09 pm
AEX
-
IAD
1 stop6h 35m
Delta
Mon 6/155:51 pm
IAD
-
AEX
1 stop4h 34m
Delta
Deal found 5/26$423
This Delta deal was found by Cheapflights users on 5/27. 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 12/1711:27 am
AEX
-
IAD
1 stop5h 59m
Delta
Sun 12/2010:55 am
IAD
-
AEX
1 stop6h 03m
Delta
Deal found 5/27$452
This Delta deal was found by Cheapflights users on 5/28. 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 5/295:00 pm
AEX
-
IAD
1 stop6h 51m
Delta
Mon 6/15:33 pm
IAD
-
AEX
1 stop4h 42m
Delta
Deal found 5/28$468
This American Airlines deal was found by Cheapflights users on 5/28. 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 5/2910:44 am
AEX
-
IAD
1 stop6h 50m
American Airlines
Tue 6/29:20 am
IAD
-
AEX
2 stops8h 50m
American Airlines
Deal found 5/28$501
This Delta deal was found by Cheapflights users on 5/27. 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 6/412:10 pm
AEX
-
IAD
1 stop5h 33m
Delta
Sun 6/76:00 am
IAD
-
AEX
1 stop6h 02m
Delta
Deal found 5/27$518

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 May 31, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$308
(Delta)
Provider with most accurate pricing for Alexandria-Washington, D.C. Dulles Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Alexandria-Washington, D.C. Dulles Intl flights.
Search Deals
From Alexandria to Washington, D.C. Dulles Intl
Search Deals

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 May 31, 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

Fly to

Route

Depart

Return

Price

Cheapest round-trip

AlexandriaWashington, D.C.

AEX - IAD

AEXIAD

Alexandria

Sat 8/22

11:44 am-8:05 pm

1 stop7h 21m

Washington, D.C. Dulles Intl

Sun 8/30

5:42 pm-9:41 pm

1 stop4h 59m

$308

AlexandriaWashington, D.C.

AEX - IAD

AEXIAD

Alexandria

Fri 6/19

11:46 am-6:42 pm

1 stop5h 56m

Washington, D.C. Dulles Intl

Mon 6/22

10:16 am-4:25 pm

1 stop7h 09m

$308
Quickest round-trip

AlexandriaWashington, D.C.

AEX - IAD

AEXIAD

Alexandria

Wed 6/10

5:09 pm-12:44 am

1 stop6h 35m

Washington, D.C. Dulles Intl

Mon 6/15

5:51 pm-9:25 pm

1 stop4h 34m

$423

AlexandriaWashington, D.C.

AEX - IAD

AEXIAD

Alexandria

Wed 7/1

10:44 am-6:34 pm

1 stop6h 50m

Washington, D.C. Dulles Intl

Sat 7/4

8:50 am-5:11 pm

2 stops9h 21m

$550

AlexandriaWashington, D.C.

AEX - IAD

AEXIAD

Alexandria

Tue 8/25

4:08 pm-7:19 am

2 stops14h 11m

Washington, D.C. Dulles Intl

Sat 8/29

6:15 am-8:00 pm

2 stops14h 45m

$615
Cheapest one-way
Quickest one-way

AlexandriaWashington, D.C.

AEX - IAD

AEXIAD

Alexandria

Sat 6/6

10:44 am-6:34 pm

1 stop6h 50m

$473

AlexandriaWashington, D.C.

AEX - IAD

AEXIAD

Alexandria

Sun 6/7

9:43 am-6:50 pm

1 stop8h 07m

$473

AlexandriaWashington, D.C.

AEX - IAD

AEXIAD

Alexandria

Sat 6/6

9:43 am-7:22 am

2 stops20h 39m

$599

AlexandriaWashington, D.C.

AEX - IAD

AEXIAD

Alexandria

Sun 6/7

6:05 am-6:32 pm

2 stops11h 27m

$792

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/26

Sorted by cheapest first
  • 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 7h 21m. 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
Tysons
Owings Mills
Springfield
Arlington
Reston
Herndon
Fredericksburg
Rockville
Hyattsville
Manassas
Hanover
Chantilly
Laurel
Falls Church
Waldorf
Silver Spring
Largo
Clinton
Hunt Valley

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.