HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Dulles Intl

$171+ Cheap flights from Hailey (SUN) to Dulles Intl (IAD)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/9. Fares are subject to change and may not be available on all flights or dates of travel.
SUN — IAD
Dec 13 — Dec 201
Sat 12/13
Sat 12/20
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Hailey 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.

Find flight deals from Hailey to Dulles Intl

Cheapest flights from Hailey to Dulles Intl
Explore the most affordable flight options available from Hailey to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 13, 2025.

This Delta deal was found by Cheapflights users on 11/10. 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 12/101:06 pmSUN - IAD
2 stops32h 21mDelta
Tue 12/167:05 amIAD - SUN
1 stop9h 36mDelta
Deal found 11/10$388
This Alaska Airlines deal was found by Cheapflights users on 11/10. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/1010:50 amSUN - IAD
2 stops28h 40mAlaska Airlines
Wed 12/177:34 amIAD - SUN
1 stop28h 18mAlaska Airlines
Deal found 11/10$488

Cheap flight deals from Hailey to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from Hailey (SUN) 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 November 13, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$341
(Delta)

One-way from

$171
(Delta)
Provider with most accurate pricing for Hailey Sun Valley-Friedman-Washington, D.C. Dulles Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Hailey Sun Valley-Friedman-Washington, D.C. Dulles Intl flights.
Search Deals
From Hailey Sun Valley-Friedman to Washington, D.C. Dulles Intl
Search Deals
One-way flight from Hailey Sun Valley-Friedman to Washington, D.C. Dulles Intl
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Hailey 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 November 13, 2025.
Use the filters below to find and compare flights from Hailey to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Hailey

Fly to

Dulles Intl

Route

Depart

Return

Price

HaileyWashington, D.C.

SUN - IAD

SUNIAD

Hailey Sun Valley-Friedman

Sat 2/28

1:39 pm-11:10 pm

1 stop7h 31m

Washington, D.C. Dulles Intl

Tue 3/3

7:05 am-2:42 pm

1 stop9h 37m

$341

HaileyWashington, D.C.

SUN - IAD

SUNIAD

Hailey Sun Valley-Friedman

Wed 12/10

1:06 pm-11:27 pm

2 stops32h 21m

Washington, D.C. Dulles Intl

Tue 12/16

7:05 am-2:41 pm

1 stop9h 36m

$388

HaileyWashington, D.C.

SUN - IAD

SUNIAD

Hailey Sun Valley-Friedman

Mon 2/2

2:31 pm-11:22 pm

1 stop6h 51m

Washington, D.C. Dulles Intl

Wed 2/4

4:11 pm-9:29 pm

1 stop7h 18m

$485

HaileyWashington, D.C.

SUN - IAD

SUNIAD

Hailey Sun Valley-Friedman

Tue 12/9

1:06 pm-11:29 pm

1 stop8h 23m

$171

HaileyWashington, D.C.

SUN - IAD

SUNIAD

Hailey Sun Valley-Friedman

Tue 1/20

3:24 pm-11:48 pm

1 stop6h 24m

$171

HaileyWashington, D.C.

SUN - IAD

SUNIAD

Hailey Sun Valley-Friedman

Wed 12/10

3:21 pm-11:29 pm

1 stop6h 08m

$171

HaileyWashington, D.C.

SUN - IAD

SUNIAD

Hailey Sun Valley-Friedman

Tue 1/20

12:43 pm-9:17 pm

1 stop6h 34m

$194

HaileyWashington, D.C.

SUN - IAD

SUNIAD

Hailey Sun Valley-Friedman

Tue 1/20

8:09 am-9:17 pm

2 stops11h 08m

$235

HaileyWashington, D.C.

SUN - IAD

SUNIAD

Hailey Sun Valley-Friedman

Wed 12/31

12:53 pm-12:15 am

1 stop9h 22m

$351

HaileyWashington, D.C.

SUN - IAD

SUNIAD

Hailey Sun Valley-Friedman

Mon 1/19

7:00 am-5:21 am

1 stop20h 21m

$402

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/10

Compare providers for flights from Hailey to Dulles Intl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Hailey to Dulles Intl in November.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Hailey-Washington, D.C. Dulles Intl Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Hailey-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Hailey-Washington, D.C. Dulles Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Hailey-Washington, D.C. Dulles Intl Airport flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Hailey-Washington, D.C. Dulles Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Hailey to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Hailey 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 Hailey to Washington, D.C. Dulles Intl Airport

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

Currently, April is the cheapest month in which you can book a flight from Hailey to Washington, D.C. Dulles Intl Airport (average of $141). Flying from Hailey to Washington, D.C. Dulles Intl Airport in September is currently the most expensive (average of $483). 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.

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 November 13, 2025.
Read reviews from past customers who have flown United Airlines from Hailey to Washington, D.C. Dulles Intl Airport. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,017 reviews

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Overall

7.4

Food

6.6

Crew

8.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
United Airlines
7.4
Good
9,017 reviews
United Airlines
7.4
Good
9,017 reviews

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Overall

7.4

Food

6.6

Crew

8.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

Related info for your journey

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

    For a flight from Hailey to Washington, D.C. Dulles Intl, you will be flying from Sun Valley-Friedman. Hailey Sun Valley-Friedman (SUN) is just 1.3 mi from the center of the city. Sun Valley-Friedman is the only Hailey airport and it handles 0 outbound flights to Washington, D.C. Dulles Intl per day. 1 airline has flights to Washington, D.C. Dulles Intl from Hailey Sun Valley-Friedman on a regular basis.

  • How long is the flight from Hailey to Washington, D.C. Dulles Intl Airport?

    A quick flight from Hailey to Washington, D.C. Dulles Intl Airport can take about 7h 31m. Delta provides one of the quickest options available for as low as $341. Airlines will cover a distance of 1923 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Hailey 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 Hailey to Washington, D.C. Dulles Intl Airport?

    Currently, April is the cheapest month in which you can book a flight from Hailey to Washington, D.C. Dulles Intl Airport (average of $141). Flying from Hailey to Washington, D.C. Dulles Intl Airport in September is currently the most expensive (average of $483). 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
Alexandria
Tysons
Woodbridge
Arlington
Owings Mills
Springfield
Hanover
Silver Spring
Fairfax
Fredericksburg
Falls Church
Linthicum Heights
Manassas
Laurel
Towson
National Harbor
Waldorf
Bowie
Largo
McLean

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.

Top airline flying from Hailey to Dulles Intl

Discover the top airline that operate flights from Hailey 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 November 13, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$615Average$633FlexibilityNo 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.