$159 Cheap Flights from Huntsville (HSV) to Washington (IAD)

View $159 flight on Wed, Jun 4, 2025Opens in a new window

Popular airlines from Huntsville International Airport (HSV) to Washington Dulles Intl. Airport (IAD)

  • Plan, book, fly with confidence

  • trending down icon
    Be in the know
    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon
    Book smarter
    Save up to 30% on select hotels after you book a flight*
  • one key icon
    Earn twice
    Earn your airline miles on top of our OneKeyCash
    Learn about One Key
Find available prices by choosing your travel dates.

Cheap Flights from Huntsville to Washington (HSV-IAD)

Prices were available within the past 7 days and start at $159 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 - Wed, Jun 4
HSV
Huntsville
IAD
Washington
$209 Roundtrip, found 2 hours ago
$209
Roundtrip
found 2 hours ago
Select United flight, departing Sat, May 31 from Huntsville to Washington, returning Wed, Jun 4, priced at $209 found 2 hours ago
United
Fri, May 16 - Sun, May 18
HSV
Huntsville
IAD
Washington
$215 Roundtrip, found 2 hours ago
$215
Roundtrip
found 2 hours ago
Select United flight, departing Fri, May 16 from Huntsville to Washington, returning Sun, May 18, priced at $215 found 2 hours ago
United
Fri, May 16 - Tue, Jun 3
HSV
Huntsville
IAD
Washington
$216 Roundtrip, found 9 hours ago
$216
Roundtrip
found 9 hours ago
Select United flight, departing Fri, May 16 from Huntsville to Washington, returning Tue, Jun 3, priced at $216 found 9 hours ago
United
Fri, May 30 - Sun, Jun 1
HSV
Huntsville
IAD
Washington
$218 Roundtrip, found 5 days ago
$218
Roundtrip
found 5 days ago
Select United flight, departing Fri, May 30 from Huntsville to Washington, returning Sun, Jun 1, priced at $218 found 5 days ago
United
Sat, May 31 - Wed, Jun 4
HSV
Huntsville
IAD
Washington
$219 Roundtrip, found 2 hours ago
$219
Roundtrip
found 2 hours ago
Select United flight, departing Sat, May 31 from Huntsville to Washington, returning Wed, Jun 4, priced at $219 found 2 hours ago
United
Fri, May 16 - Mon, May 19
HSV
Huntsville
IAD
Washington
$225 Roundtrip, found 4 hours ago
$225
Roundtrip
found 4 hours ago
Select United flight, departing Fri, May 16 from Huntsville to Washington, returning Mon, May 19, priced at $225 found 4 hours ago
United
Fri, May 16 - Tue, Jun 3
HSV
Huntsville
IAD
Washington
$226 Roundtrip, found 9 hours ago
$226
Roundtrip
found 9 hours ago
Select United flight, departing Fri, May 16 from Huntsville to Washington, returning Tue, Jun 3, priced at $226 found 9 hours ago
Delta
Sat, May 31 - Wed, Jun 4
HSV
Huntsville
IAD
Washington
$229 Roundtrip, found 2 hours ago
$229
Roundtrip
found 2 hours ago
Select Delta flight, departing Sat, May 31 from Huntsville to Washington, returning Wed, Jun 4, priced at $229 found 2 hours ago
United
Sat, Jul 26 - Thu, Jul 31
HSV
Huntsville
IAD
Washington
$229 Roundtrip, found 1 day ago
$229
Roundtrip
found 1 day ago
Select United flight, departing Sat, Jul 26 from Huntsville to Washington, returning Thu, Jul 31, priced at $229 found 1 day ago
American Airlines
Sat, May 24 - Tue, May 27
HSV
Huntsville
IAD
Washington
$309 Roundtrip, just found
$309
Roundtrip
just found
Select American Airlines flight, departing Sat, May 24 from Huntsville to Washington, returning Tue, May 27, priced at $309 just found

Frequently asked questions

How much does a flight from Huntsville Intl. Airport (HSV) to Washington Dulles Intl. Airport (IAD) cost?
You can find cheap return fares from Huntsville Intl. Airport (HSV) to Washington Dulles Intl. Airport (IAD) starting at $209. Book your seat and set off on your next adventure. 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 HSV on May 6 2025 and touching down at IAD. The price was last updated on April 24 2025 and has not changed since.
What is the cheapest month to fly from HSV to IAD?
The cheapest flights from HSV to IAD 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 Huntsville Intl. Airport (HSV) to Washington Dulles Intl. Airport (IAD)?
When flying out of Huntsville Intl. Airport (HSV), you can hop on a direct flight to Washington Dulles Intl. Airport (IAD) with United Airlines.
What is the cheapest airline that flies from HSV to IAD?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that’ll take you from HSV to IAD. Sort your results by “Price (lowest to highest)” to snap up a great deal.
How many flights per day from Huntsville Intl. Airport (HSV) to Washington Dulles Intl. Airport (IAD)?
With, on average, 3 nonstop flights departing from Huntsville Intl. Airport (HSV) to Washington Dulles Intl. Airport (IAD) daily, you’ll be jetting off in no time.
What are the most popular departure times for flights from Huntsville Intl. Airport (HSV) to Washington Dulles Intl. Airport (IAD)?
The 8 AM departures from HSV to IAD are the most sought after. Greater demand means you’ll likely pay more for these departures. If you’re hoping to save money, book during off-peak hours.
What day of the week has the most flights from HSV to IAD?
Friday has the most flights from Huntsville Intl. Airport (HSV) to Washington Dulles Intl. Airport (IAD). Consider traveling on this day and you’ll have the best chance of finding a departure that fits your schedule.
What is the earliest flight from Huntsville Intl. Airport (HSV) to Washington Dulles Intl. Airport (IAD)?
Hop on the earliest flight at around 8:15AM UTC-6, leaving from Huntsville Intl. Airport (HSV). You’ll be flying for about 2h 4m, reaching Washington Dulles Intl. Airport (IAD) at approximately 11:19AM UTC-5.
How long does it take to fly from Huntsville Intl. Airport (HSV) to Washington Dulles Intl. Airport (IAD)?
It takes roughly 2 hours to cover the 600 mi from HSV to IAD.
What airline has the least delays from HSV to IAD?
With 84% of flights usually arriving on schedule, United Airlines has the best on-time performance for nonstop flights from Huntsville Intl. Airport (HSV) to Washington Dulles Intl. Airport (IAD). To keep track of your flight status and get notifications if anything changes, use the Expedia App.
What is the best time to fly from Huntsville Intl. Airport (HSV) to Washington Dulles Intl. Airport (IAD)?
To avoid possible delays on the Huntsville Intl. Airport (HSV) to Washington Dulles Intl. Airport (IAD) route, aim to fly before 3 PM. Flights after this time are 22% more likely to be canceled.**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 Washington from Huntsville Intl. Airport (HSV)?
Take a direct flight from Huntsville Intl. Airport (HSV) to Washington and touch down at Ronald Reagan Washington National Airport (DCA). Another convenient point of entry into this destination is Washington Dulles Intl. Airport (IAD).
Is it cheaper to buy a plane ticket from Huntsville Intl. Airport (HSV) to Washington Dulles Intl. Airport (IAD) last-minute?
Last-minute fares from HSV to IAD are typically more expensive. To lock in the best prices, start looking for flights early. That being said, if your travel plans are flexible, you may land a cheap ticket right before your trip.
Is it cheaper to book a HSV to IAD flight and hotel package?
You can save money by booking a HSV to IAD flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it’s simple to manage everything in one convenient place. Once you’ve chosen your preferred flights and accommodations, consider adding extras like tours, car rentals and activities.
Can I cancel or change the date of my flight from Huntsville Intl. Airport (HSV) to Washington Dulles Intl. Airport (IAD)?
In most instances, you’re able to cancel or reschedule your HSV to IAD flight. However, additional fees may apply, especially if you booked over 24 hours ago. Double-check your itinerary for the airline’s fees and guidelines on flight changes, or if you’d like further information, go to our Customer Service portal.
*Available to One Key members.