$156 Cheap Flights from Washington (IAD) to Alexandria (AEX)

View $156 flight on Wed, Dec 31, 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 $156 for one-way flights and $238 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Fri, Dec 12 - Mon, Dec 15
IAD
Washington
AEX
Alexandria
$238 Roundtrip, found 2 days ago
$238
Roundtrip
found 2 days ago
Select Delta flight, departing Fri, Dec 12 from Washington to Alexandria, returning Mon, Dec 15, priced at $238 found 2 days ago
Delta
Mon, Nov 17 - Mon, Nov 24
IAD
Washington
AEX
Alexandria
$243 Roundtrip, found 1 day ago
$243
Roundtrip
found 1 day ago
Select Delta flight, departing Mon, Nov 17 from Washington to Alexandria, returning Mon, Nov 24, priced at $243 found 1 day ago
Delta
Thu, Nov 20 - Sun, Nov 23
IAD
Washington
AEX
Alexandria
$248 Roundtrip, found 1 day ago
$248
Roundtrip
found 1 day ago
Select Delta flight, departing Thu, Nov 20 from Washington to Alexandria, returning Sun, Nov 23, priced at $248 found 1 day ago
Delta
Wed, Nov 12 - Tue, Nov 18
IAD
Washington
AEX
Alexandria
$278 Roundtrip, found 12 hours ago
$278
Roundtrip
found 12 hours ago
Select Delta flight, departing Wed, Nov 12 from Washington to Alexandria, returning Tue, Nov 18, priced at $278 found 12 hours ago
American Airlines
Mon, Nov 10 - Sat, Nov 15
IAD
Washington
AEX
Alexandria
$278 Roundtrip, found 3 days ago
$278
Roundtrip
found 3 days ago
Select American Airlines flight, departing Mon, Nov 10 from Washington to Alexandria, returning Sat, Nov 15, priced at $278 found 3 days ago
Delta
Sun, Nov 9 - Tue, Nov 18
IAD
Washington
AEX
Alexandria
$293 Roundtrip, found 12 hours ago
$293
Roundtrip
found 12 hours ago
Select Delta flight, departing Sun, Nov 9 from Washington to Alexandria, returning Tue, Nov 18, priced at $293 found 12 hours ago
Delta
Wed, Nov 12 - Sat, Nov 15
IAD
Washington
AEX
Alexandria
$308 Roundtrip, found 12 hours ago
$308
Roundtrip
found 12 hours ago
Select Delta flight, departing Wed, Nov 12 from Washington to Alexandria, returning Sat, Nov 15, priced at $308 found 12 hours ago
Delta
Fri, Nov 7 - Tue, Nov 11
IAD
Washington
AEX
Alexandria
$323 Roundtrip, just found
$323
Roundtrip
just found
Select Delta flight, departing Fri, Nov 7 from Washington to Alexandria, returning Tue, Nov 11, priced at $323 just found
Delta
Tue, Dec 16 - Wed, Dec 17
IAD
Washington
AEX
Alexandria
$326 Roundtrip, found 2 days ago
$326
Roundtrip
found 2 days ago
Select Delta flight, departing Tue, Dec 16 from Washington to Alexandria, returning Wed, Dec 17, priced at $326 found 2 days ago
Delta
Sun, Nov 23 - Wed, Nov 26
IAD
Washington
AEX
Alexandria
$328 Roundtrip, found 1 day ago
$328
Roundtrip
found 1 day ago
Select Delta flight, departing Sun, Nov 23 from Washington to Alexandria, returning Wed, Nov 26, priced at $328 found 1 day 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.

Alternative airports near Alexandria

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Alexandria Intl. AEX. Cheapest and Closest option available. Average driving time to city center is 11 minutes. Flights from $243
AEX
Alexandria Intl.
CheapestClosest
Average driving time to city center11 min
Flights from $243
Flights from Washington (IAD) to Alexandria (AEX)
Origin airport
Washington Dulles Intl.
Destination airport
Alexandria Intl.
Airlines serving
American Airlines, Delta
Roundtrip price
$238
Distance
1000 mi

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 December. 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 $156 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.

 

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 $156 or cheap return flight from $238 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 December, 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.

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*Available to One Key members.