$149 Cheap Flights from Washington (IAD) to Huntsville (HSV)

View $149 flight on Tue, Jun 3, 2025Opens in a new window
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Cheap Flights from Washington to Huntsville (IAD-HSV)

Prices were available within the past 7 days and start at $149 for one-way flights and $209 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Sat, May 31 - Thu, Jun 5
IAD
Washington
HSV
Huntsville
$209 Roundtrip, found 5 hours ago
$209
Roundtrip
found 5 hours ago
Select United flight, departing Sat, May 31 from Washington to Huntsville, returning Thu, Jun 5, priced at $209 found 5 hours ago
United
Wed, Jul 16 - Mon, Jul 21
IAD
Washington
HSV
Huntsville
$215 Roundtrip, found 9 hours ago
$215
Roundtrip
found 9 hours ago
Select United flight, departing Wed, Jul 16 from Washington to Huntsville, returning Mon, Jul 21, priced at $215 found 9 hours ago
United
Sat, May 31 - Thu, Jun 5
IAD
Washington
HSV
Huntsville
$219 Roundtrip, found 5 hours ago
$219
Roundtrip
found 5 hours ago
Select United flight, departing Sat, May 31 from Washington to Huntsville, returning Thu, Jun 5, priced at $219 found 5 hours ago
United
Fri, May 30 - Mon, Jun 2
IAD
Washington
HSV
Huntsville
$225 Roundtrip, found 18 hours ago
$225
Roundtrip
found 18 hours ago
Select United flight, departing Fri, May 30 from Washington to Huntsville, returning Mon, Jun 2, priced at $225 found 18 hours ago
Delta
Tue, May 20 - Thu, May 29
IAD
Washington
HSV
Huntsville
$229 Roundtrip, found 3 hours ago
$229
Roundtrip
found 3 hours ago
Select Delta flight, departing Tue, May 20 from Washington to Huntsville, returning Thu, May 29, priced at $229 found 3 hours ago
United
Sat, May 31 - Wed, Jun 4
IAD
Washington
HSV
Huntsville
$229 Roundtrip, found 6 hours ago
$229
Roundtrip
found 6 hours ago
Select United flight, departing Sat, May 31 from Washington to Huntsville, returning Wed, Jun 4, priced at $229 found 6 hours ago
United
Thu, Jun 5 - Tue, Jun 24
IAD
Washington
HSV
Huntsville
$234 Roundtrip, found 1 day ago
$234
Roundtrip
found 1 day ago
Select United flight, departing Thu, Jun 5 from Washington to Huntsville, returning Tue, Jun 24, priced at $234 found 1 day ago
United
Thu, May 15 - Wed, May 21
IAD
Washington
HSV
Huntsville
$236 Roundtrip, found 8 hours ago
$236
Roundtrip
found 8 hours ago
Select United flight, departing Thu, May 15 from Washington to Huntsville, returning Wed, May 21, priced at $236 found 8 hours ago
United
Sat, May 31 - Wed, Jun 4
IAD
Washington
HSV
Huntsville
$237 Roundtrip, found 6 hours ago
$237
Roundtrip
found 6 hours ago
Select United flight, departing Sat, May 31 from Washington to Huntsville, returning Wed, Jun 4, priced at $237 found 6 hours ago
American Airlines
Sun, May 11 - Sat, May 17
IAD
Washington
HSV
Huntsville
$309 Roundtrip, found 4 hours ago
$309
Roundtrip
found 4 hours ago
Select American Airlines flight, departing Sun, May 11 from Washington to Huntsville, returning Sat, May 17, priced at $309 found 4 hours ago
Flights from Washington (IAD) to Huntsville (HSV)
Origin airport
Washington Dulles Intl.
Destination airport
Huntsville Intl.
Airlines serving
American Airlines, Delta, United
Roundtrip price
$209
Distance
595 mi

Washington to Huntsville Flights

The cheapest times to fly from Washington to Huntsville

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 Huntsville are during the month of May. You can find some of the cheapest flights from Washington to Huntsville with Expedia's search tool and vast selection of airlines.

The best time to book a flight from Washington to Huntsville

Sunday is one of the best days to book for cheap flights from Washington to Huntsville: 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 Huntsville

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 Huntsville in 2025. You can also book with separate airlines for your outbound and return journeys, from $149 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 Huntsville 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 Huntsville 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 Huntsville Intl. Airport (HSV) cost?
You can pick up cheap return fares starting at $209 from Washington Dulles Intl. Airport (IAD) to Huntsville Intl. Airport (HSV). This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a United flight leaving IAD on May 15 2025 and touching down at HSV. The price was last updated on April 24 2025 and has not changed since.
What is the cheapest month to fly from IAD to HSV?
The cheapest flights from IAD to HSV are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from Washington Dulles Intl. Airport (IAD) to Huntsville Intl. Airport (HSV)?
When setting off from Washington Dulles Intl. Airport (IAD), you can take a nonstop flight to Huntsville Intl. Airport (HSV) with United Airlines.
What is the cheapest airline that flies from IAD to HSV?
Currently, the cheapest carrier offering one-way flights from IAD to HSV is United. You can book a seat on this route from $168. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from IAD on May 7 2025. Prices were last updated on April 24 2025 and have not changed since.
How many flights per day from Washington Dulles Intl. Airport (IAD) to Huntsville Intl. Airport (HSV)?
When taking off from Washington Dulles Intl. Airport (IAD), you can take your pick from an average of 3 daily direct flights to Huntsville Intl. Airport (HSV).
What are the most popular departure times for flights from Washington Dulles Intl. Airport (IAD) to Huntsville Intl. Airport (HSV)?
Flights between IAD and HSV are busiest at 8 AM. If you want a more relaxed atmosphere and possibly cheaper tickets, look for a departure outside the usual busy windows.
What day of the week has the most flights from IAD to HSV?
Friday offers the most flights from Washington Dulles Intl. Airport (IAD) to Huntsville Intl. Airport (HSV). Consider jetting off on this day and you’ll have the best chance of finding a departure that fits your schedule.
What is the earliest flight from Washington Dulles Intl. Airport (IAD) to Huntsville Intl. Airport (HSV)?
Washington Dulles Intl. Airport (IAD)’s first flight to Huntsville Intl. Airport (HSV) is at approximately 8:45AM UTC-5. With a total journey time of 2h 22m, you’ll touch down at around 10:07AM UTC-6.
How long does it take to fly from Washington Dulles Intl. Airport (IAD) to Huntsville Intl. Airport (HSV)?
Flights from IAD to HSV have an average travel time of 2 hours and 22 minutes. The total distance between these two airports is 600 mi.
What airline has the least delays from IAD to HSV?
With 83% of journeys usually arriving on time, United Airlines has the best on-time performance for nonstop flights from Washington Dulles Intl. Airport (IAD) to Huntsville Intl. Airport (HSV). To check your flight status and get notifications if anything changes, head to the Expedia App.
What is the best time to fly from Washington Dulles Intl. Airport (IAD) to Huntsville Intl. Airport (HSV)?
To reach Huntsville Intl. Airport (HSV) on time, select a flight that leaves Washington Dulles Intl. Airport (IAD) before 3 PM. The likelihood 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.
What airports do you fly into for Huntsville from Washington Dulles Intl. Airport (IAD)?
If you’re on a direct flight from Washington Dulles Intl. Airport (IAD) to Huntsville, Huntsville Intl. Airport (HSV) is the only airport you can touch down at.
Is it cheaper to buy a plane ticket from Washington Dulles Intl. Airport (IAD) to Huntsville Intl. Airport (HSV) last-minute?
Last-minute bookings from IAD to HSV are usually more expensive. To secure the best prices, start looking for flights ahead of time. That said, if you’re flexible with your travel plans, you may score a cheap fare just before your departure.
Is it cheaper to book an IAD to HSV flight and hotel package?
You’ll typically save money by booking an IAD to HSV flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it’s easy to manage it all in one convenient place. After choosing your preferred flights and accommodations, you can add extras like tours, activities and car rentals.
Can I cancel or change the date of my flight from Washington Dulles Intl. Airport (IAD) to Huntsville Intl. Airport (HSV)?
Typically, you can cancel or modify your IAD to HSV flight. However, there may be additional fees, especially if you made your booking over 24 hours ago. Double-check your itinerary for the airline’s fees and guidelines on flight changes, or if you need further details, visit our Customer Service portal.

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*Available to One Key members.