HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Dulles Intl

$209+ Cheap flights from Huntsville (HSV) 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 9/10. Fares are subject to change and may not be available on all flights or dates of travel.
HSV — IAD
Aug 19 — Aug 261
Tue 8/19
Tue 8/26
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Huntsville 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 Huntsville to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from Huntsville (HSV) 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 August 14, 2025.

Round-trip from

$209
(United Airlines)

Popular in

October

Cheapest in

April

Average price

$423

Good round-trip deal

$654 or less

Good one-way deal

$231 or less
From Huntsville to Washington, D.C. Dulles Intl
Search Deals
Highest demand for flights based on searches. 2% potential increase in price ($11 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2025
Search Deals
Price to beat on a round-trip flight from Huntsville to Washington, D.C. Dulles Intl.
Search Deals
Price to beat on a one-way flight from Huntsville to Washington, D.C. Dulles Intl.
Search Deals

Find flight deals from Huntsville to Dulles Intl

Cheapest flights from Huntsville to Dulles Intl
Explore the most affordable flight options available from Huntsville to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 14, 2025.

This United Airlines deal was found by Cheapflights users on 8/13. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/108:05 amHSV - IAD
Nonstop2h 05mUnited Airlines
Wed 9/178:50 amIAD - HSV
Nonstop2h 07mUnited Airlines
Deal found 8/13$209
This United Airlines deal was found by Cheapflights users on 8/13. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/62:25 pmHSV - IAD
1 stop5h 53mUnited Airlines
Sun 12/710:05 pmIAD - HSV
Nonstop2h 10mUnited Airlines
Deal found 8/13$219
This Delta deal was found by Cheapflights users on 8/14. 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.
Tue 9/96:15 amHSV - IAD
1 stop4h 17mDelta
Wed 9/177:20 amIAD - HSV
1 stop5h 41mDelta
Deal found 8/14$229
This Delta deal was found by Cheapflights users on 8/14. 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 9/47:30 amHSV - IAD
1 stop6h 01mDelta
Sun 9/76:00 amIAD - HSV
1 stop6h 42mDelta
Deal found 8/14$254
This Delta deal was found by Cheapflights users on 8/12. 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 8/276:15 amHSV - IAD
1 stop4h 17mDelta
Wed 9/2410:07 amIAD - HSV
1 stop4h 30mDelta
Deal found 8/12$274
This United Airlines deal was found by Cheapflights users on 8/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/106:05 pmHSV - IAD
1 stop5h 27mUnited Airlines
Mon 9/158:50 amIAD - HSV
Nonstop2h 07mUnited Airlines
Deal found 8/12$276
This United Airlines deal was found by Cheapflights users on 8/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/96:15 pmHSV - IAD
Nonstop2h 03mUnited Airlines
Sat 9/138:50 amIAD - HSV
Nonstop2h 07mUnited Airlines
Deal found 8/14$279
This Trip.com deal was found by Cheapflights users on 8/13. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/47:30 amHSV - IAD
1 stop5h 19mUnited Airlines
Sun 9/78:50 amIAD - HSV
Nonstop2h 07mUnited Airlines
Deal found 8/13$282
This United Airlines deal was found by Cheapflights users on 8/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/216:15 pmHSV - IAD
Nonstop2h 03mUnited Airlines
Sun 8/248:50 amIAD - HSV
Nonstop2h 07mUnited Airlines
Deal found 8/14$289
This United Airlines deal was found by Cheapflights users on 8/13. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/188:05 amHSV - IAD
Nonstop2h 05mUnited Airlines
Sun 9/215:55 pmIAD - HSV
Nonstop2h 11mUnited Airlines
Deal found 8/13$298
This United Airlines deal was found by Cheapflights users on 8/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/271:25 pmHSV - IAD
1 stop6h 30mUnited Airlines
Wed 9/2412:55 pmIAD - HSV
Nonstop2h 07mUnited Airlines
Deal found 8/12$299
This Delta deal was found by Cheapflights users on 8/14. 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 9/126:25 pmHSV - IAD
1 stop4h 48mDelta
Sun 9/147:22 pmIAD - HSV
1 stop4h 34mDelta
Deal found 8/14$302

Cheapflights Fare Finder

 
Customize your flight search to find flights from Huntsville 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 August 14, 2025.
Use the filters below to find and compare flights from Huntsville to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Huntsville

Fly to

Dulles Intl

Route

Depart

Return

Price

HuntsvilleWashington, D.C.

HSV - IAD

HSVIAD

Huntsville

Wed 9/10

8:05 am-11:10 am

Nonstop2h 05m

Washington, D.C. Dulles Intl

Wed 9/17

8:50 am-9:57 am

Nonstop2h 07m

$209

HuntsvilleWashington, D.C.

HSV - IAD

HSVIAD

Huntsville

Sat 12/6

8:10 am-11:13 am

Nonstop2h 03m

Washington, D.C. Dulles Intl

Sun 12/7

10:05 pm-11:15 pm

Nonstop2h 10m

$209

HuntsvilleWashington, D.C.

HSV - IAD

HSVIAD

Huntsville

Wed 11/5

8:10 am-11:13 am

Nonstop2h 03m

Washington, D.C. Dulles Intl

Sun 11/9

9:00 am-10:11 am

Nonstop2h 11m

$209

HuntsvilleWashington, D.C.

HSV - IAD

HSVIAD

Huntsville

Fri 9/26

6:10 pm-12:21 am

1 stop5h 11m

Washington, D.C. Dulles Intl

Sun 9/28

12:55 pm-2:03 pm

Nonstop2h 08m

$219

HuntsvilleWashington, D.C.

HSV - IAD

HSVIAD

Huntsville

Fri 11/14

7:40 pm-12:07 am

1 stop3h 27m

Washington, D.C. Dulles Intl

Tue 11/18

7:00 am-9:40 am

1 stop3h 40m

$229

HuntsvilleWashington, D.C.

HSV - IAD

HSVIAD

Huntsville

Sat 11/8

2:26 pm-7:26 pm

1 stop4h 00m

Washington, D.C. Dulles Intl

Sat 11/15

9:00 am-11:26 am

1 stop3h 26m

$229

HuntsvilleWashington, D.C.

HSV - IAD

HSVIAD

Huntsville

Wed 9/10

6:15 am-11:32 am

1 stop4h 17m

Washington, D.C. Dulles Intl

Mon 9/15

5:25 pm-10:56 pm

1 stop6h 31m

$229

HuntsvilleWashington, D.C.

HSV - IAD

HSVIAD

Huntsville

Wed 9/10

6:15 am-11:32 am

1 stop4h 17m

Washington, D.C. Dulles Intl

Wed 9/17

12:35 pm-5:40 pm

1 stop6h 05m

$229

HuntsvilleWashington, D.C.

HSV - IAD

HSVIAD

Huntsville

Thu 9/18

6:15 am-11:28 am

1 stop4h 13m

Washington, D.C. Dulles Intl

Mon 9/22

5:25 pm-10:56 pm

1 stop6h 31m

$229

HuntsvilleWashington, D.C.

HSV - IAD

HSVIAD

Huntsville

Tue 9/9

6:15 am-11:32 am

1 stop4h 17m

Washington, D.C. Dulles Intl

Wed 9/17

12:35 pm-5:40 pm

1 stop6h 05m

$229

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/14

Showing 1-10 of 22 results
1
2
3

Best time to book a flight from Huntsville to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Huntsville 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.

Cheapflights Insights

Everything you need to know about your flight from Huntsville to Washington, D.C. Dulles Intl Airport

What is the cheapest month to book a flight from Huntsville to Washington, D.C. Dulles Intl Airport?

Currently, July is the cheapest month in which you can book a flight from Huntsville to Washington, D.C. Dulles Intl Airport (average of $302). Flying from Huntsville to Washington, D.C. Dulles Intl Airport in April is currently the most expensive (average of $337). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from HSV to IAD?

Find hourly flight availability from Huntsville to Dulles Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 14, 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 45% on flights from Huntsville to Washington, D.C. Dulles Intl Airport by exploring options for tickets in the morning.

Reviews of airlines servicing Dulles Intl

Get insights into the airlines that provide service to Dulles Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Dulles Intl. Reviews last updated August 14, 2025.
See what other customers who have flown with United Airlines from Huntsville to Washington, D.C. Dulles Intl Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,916 reviews

Crew

8.1

Comfort

7.3

Boarding

7.7

Overall

7.4

Entertainment

7.1

Food

6.6

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
United Airlines
7.4
Good
8,916 reviews
United Airlines
7.4
Good
8,916 reviews

Crew

8.1

Comfort

7.3

Boarding

7.7

Overall

7.4

Entertainment

7.1

Food

6.6

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

Related info for your journey

Find useful and relevant information for your journey from Huntsville 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 Huntsville to Washington, D.C. Dulles Intl?

    Located just 12.4 mi from the city center, Huntsville is the airport most travelers will use when flying to Washington, D.C. Dulles Intl from Huntsville. Booking flights from Huntsville (HSV) to Washington, D.C. Dulles Intl should be relatively easy as there are 3 daily outbound flights to Washington, D.C. Dulles Intl from 1 airline.

  • What is the cheapest airline to fly from Huntsville to Washington, D.C. Dulles Intl Airport round-trip?

    Cheapflights users have booked flights from Huntsville to Washington, D.C. Dulles Intl Airport round-trip from $209. Users have found that United Airlines is 43% cheaper than the other options available to this destination.

  • What are the most reliable airlines from Huntsville to Washington, D.C. Dulles Intl Airport?

    Before booking your flight to Washington, D.C. Dulles Intl Airport from Huntsville, check out the most reliable airlines to get you to your destination on time: Lufthansa (72%), CommutAir (69%), United Airlines( 69%).

  • What are the cheapest flights from Huntsville to Washington, D.C. Dulles Intl Airport?

    Looking at all options, your cheapest flight can be booked for $165. While the most popular route (Huntsville - Washington, D.C. Dulles Intl) can be booked for $209 on average our data indicates $1,575 when flying from Huntsville to Washington, D.C. Dulles Intl Airport.

  • Can I find deals for flights from Huntsville to Dulles Intl that include hotel bookings?

    Yes. In addition to deals on Huntsville to Dulles Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Huntsville to Dulles Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Huntsville to Dulles Intl.

  • Can I find deals for business class flights from Huntsville to Dulles Intl?

    Yes. Cheapflights offers flight deals from Huntsville 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.

  • What is the cheapest month to book a flight from Huntsville to Washington, D.C. Dulles Intl Airport?

    Currently, July is the cheapest month in which you can book a flight from Huntsville to Washington, D.C. Dulles Intl Airport (average of $302). Flying from Huntsville to Washington, D.C. Dulles Intl Airport in April is currently the most expensive (average of $337). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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
Woodbridge
Arlington
Alexandria
Tysons
Silver Spring
Springfield
Fredericksburg
Gaithersburg
Towson
Linthicum Heights
Fairfax
Manassas
Falls Church
Laurel
Rockville
Oxon Hill
National Harbor
Dundalk
Waldorf
Bowie

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.

Alternative routes for Huntsville to Dulles Intl

See prices for flight routes from nearby airports that may be better suited for you.
Atlanta to Baltimore flights
Atlanta to Dulles Intl flights
Atlanta to Reagan-National flights
Pensacola to Reagan-National flights
Chattanooga to Reagan-National flights
Mobile to Dulles Intl flights
Pensacola to Dulles Intl flights
Chattanooga to Dulles Intl flights
Pensacola to Baltimore flights
Birmingham to Reagan-National flights
Chattanooga to Baltimore flights
Birmingham to Dulles Intl flights
Birmingham to Baltimore flights
Montgomery to Dulles Intl flights
Huntsville to Reagan-National flights
Huntsville to Baltimore flights
Montgomery to Reagan-National flights
Mobile to Reagan-National flights
Montgomery to Baltimore flights
Mobile to Baltimore flights
Valparaiso to Dulles Intl flights
Valparaiso to Baltimore flights
Valparaiso to Reagan-National flights
Florence to Baltimore flights
Columbus to Dulles Intl flights
Columbus to Reagan-National flights
Columbus to Baltimore flights
Florence to Dulles Intl flights
Dothan to Reagan-National flights

Top airline flying from Huntsville to Dulles Intl

Discover the top airline that operate flights from Huntsville to Dulles Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$209Average$359FlexibilityNo cancel feeOn-time69%

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.