$163 Cheap Flights from Washington (IAD) to Alexandria (AEX)

View $163 flight on Sat, Dec 13, 2025Opens in a new window

Popular airlines from Washington Dulles Intl. Airport (IAD) to Alexandria, LA (AEX-Alexandria Intl.)

Cheap Flights from Washington to Alexandria (IAD-AEX)

Prices were available within the past 7 days and start at $163 for one-way flights and $326 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Wed, Nov 19 - Sat, Dec 6
IAD
Washington
AEX
Alexandria
$326 Roundtrip, found 2 days ago
$326
Roundtrip
found 2 days ago
Select Delta flight, departing Wed, Nov 19 from Washington to Alexandria, returning Sat, Dec 6, priced at $326 found 2 days ago
Delta
Wed, Dec 31 - Sat, Jan 10
IAD
Washington
AEX
Alexandria
$361 Roundtrip, found 4 days ago
$361
Roundtrip
found 4 days ago
Select Delta flight, departing Wed, Dec 31 from Washington to Alexandria, returning Sat, Jan 10, priced at $361 found 4 days ago
Delta
Tue, Dec 16 - Thu, Dec 25
IAD
Washington
AEX
Alexandria
$366 Roundtrip, found 5 days ago
$366
Roundtrip
found 5 days ago
Select Delta flight, departing Tue, Dec 16 from Washington to Alexandria, returning Thu, Dec 25, priced at $366 found 5 days ago
Delta
Wed, Nov 19 - Mon, Dec 8
IAD
Washington
AEX
Alexandria
$371 Roundtrip, found 2 days ago
$371
Roundtrip
found 2 days ago
Select Delta flight, departing Wed, Nov 19 from Washington to Alexandria, returning Mon, Dec 8, priced at $371 found 2 days ago
Delta
Mon, Nov 24 - Sat, Dec 6
IAD
Washington
AEX
Alexandria
$376 Roundtrip, found 2 days ago
$376
Roundtrip
found 2 days ago
Select Delta flight, departing Mon, Nov 24 from Washington to Alexandria, returning Sat, Dec 6, priced at $376 found 2 days ago
Delta
Wed, Dec 31 - Sat, Jan 10
IAD
Washington
AEX
Alexandria
$381 Roundtrip, found 4 days ago
$381
Roundtrip
found 4 days ago
Select Delta flight, departing Wed, Dec 31 from Washington to Alexandria, returning Sat, Jan 10, priced at $381 found 4 days ago
Delta
Wed, Nov 19 - Tue, Nov 25
IAD
Washington
AEX
Alexandria
$381 Roundtrip, found 2 days ago
$381
Roundtrip
found 2 days ago
Select Delta flight, departing Wed, Nov 19 from Washington to Alexandria, returning Tue, Nov 25, priced at $381 found 2 days ago
Delta
Wed, Dec 31 - Thu, Jan 1
IAD
Washington
AEX
Alexandria
$401 Roundtrip, found 5 days ago
$401
Roundtrip
found 5 days ago
Select Delta flight, departing Wed, Dec 31 from Washington to Alexandria, returning Thu, Jan 1, priced at $401 found 5 days ago
Delta
Wed, Dec 31 - Mon, Jan 12
IAD
Washington
AEX
Alexandria
$406 Roundtrip, found 5 days ago
$406
Roundtrip
found 5 days ago
Select Delta flight, departing Wed, Dec 31 from Washington to Alexandria, returning Mon, Jan 12, priced at $406 found 5 days ago
American Airlines
Wed, Feb 11 - Mon, Feb 16
IAD
Washington
AEX
Alexandria
$447 Roundtrip, found 15 hours ago
$447
Roundtrip
found 15 hours ago
Select American Airlines flight, departing Wed, Feb 11 from Washington to Alexandria, returning Mon, Feb 16, priced at $447 found 15 hours ago

Find the cheapest month to fly from Washington (IAD) to Alexandria (AEX)

August is typically the cheapest month to fly

From $306 - $706 per traveler.

Frequently asked questions

How much does a flight from Washington Dulles Intl. Airport (IAD) to Alexandria Intl. Airport (AEX) cost?
Secure a cheap one-way flight from $163 or cheap return flight from $326 from Washington Dulles Intl. Airport (IAD) to Alexandria Intl. Airport (AEX) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Washington Dulles Intl. Airport (IAD) to Alexandria Intl. Airport (AEX)?
The cheapest month to fly from IAD to AEX is November, when there's less demand. Off-peak season is often when better flight deals are available between these airports.
What is the cheapest airline that flies from Washington Dulles Intl. Airport (IAD) to Alexandria Intl. Airport (AEX)?
Expedia's filter tool lets you easily compare airlines, flight times and fares all in one place. Tailor the search to your trip, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest IAD to AEX flight.
How many flights per day from Washington Dulles Intl. Airport (IAD) to Alexandria Intl. Airport (AEX)?
You'll need to hop on a flight with a layover if you're traveling from Washington Dulles Intl. Airport (IAD) to Alexandria Intl. Airport (AEX). Direct flights don't operate daily on this route. However, just filter your search to include one or two stops to find an option that works for you.
What day of the week has the most flights from IAD to AEX?
Generally you'll have the most choice when it comes to flights on a Friday. Tuesdays are often the quietest.* However, this can vary depending on the airline, time of year and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Washington Dulles Intl. Airport (IAD) to Alexandria Intl. Airport (AEX)?
To reach Alexandria Intl. Airport (AEX) without delays, choose a flight that takes off from Washington Dulles Intl. Airport (IAD) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Washington Dulles Intl. Airport (IAD) to Alexandria Intl. Airport (AEX) last-minute?
Holding off until just before your departure to book your flight from IAD to AEX generally means paying more. While it's possible to find some last-minute discounts, there's no guarantee. Be flexible with your itinerary to boost your chances of snagging a bargain.
Is it cheaper to book an IAD to AEX flight and hotel package?
Compared with arranging hotels and flights separately, booking an IAD to AEX flight and hotel package with Expedia could lead to significant savings. What's more, having everything in one convenient place takes the hassle out of planning your trip. Simply secure your flights and choose from our extensive range of hotels, then tailor your trip with extras like tours, car rentals and activities.
Can I cancel or change the date of my flight from Washington Dulles Intl. Airport (IAD) to Alexandria Intl. Airport (AEX)?
If you booked your IAD to AEX flight within the last 24 hours, you may be able to cancel or modify it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal for more details.

Travel information

Origin airport
Washington Dulles Intl.
Destination airport
Alexandria Intl.
Airlines serving
American Airlines, Delta
Roundtrip price
$326
Distance
1000 mi

Book with confidence

Washington to Alexandria Flights

The cheapest times to fly from Washington to Alexandria

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Washington to Alexandria are during the month of November. You can find some of the cheapest flights from Washington to Alexandria with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Washington to Alexandria

Sunday is one of the best days to book for cheap flights from Washington to Alexandria: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Washington to Alexandria

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Washington to Alexandria in 2025. You can also book with separate airlines for your outbound and return journeys, from $163 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Washington to Alexandria flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Washington to Alexandria airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Washington to Alexandria Flights

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*Available to One Key members.