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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 8/22. Fares are subject to change and may not be available on all flights or dates of travel.
SUN — IAD
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
1 adult, Economy
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Find flight deals from Hailey to Dulles Intl

One-way flights from Hailey to Dulles Intl
Search for one-way flight options from Hailey to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated July 3, 2025.

This Delta deal was found by Cheapflights users on 7/2. 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 8/223:15 pmSUN - IAD
1 stop6h 17mDelta
Deal found 7/2$171
This United Airlines deal was found by Cheapflights users on 7/3. 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 7/262:30 pmSUN - IAD
1 stop8h 15mUnited Airlines
Deal found 7/3$216
This Alaska Airlines deal was found by Cheapflights users on 7/2. 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.
Fri 8/2210:16 amSUN - IAD
2 stops28h 31mAlaska Airlines
Deal found 7/2$312

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 July 3, 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

Fri 8/22

3:15 pm-11:32 pm

1 stop6h 17m

$171

HaileyWashington, D.C.

SUN - IAD

SUNIAD

Hailey Sun Valley-Friedman

Sat 7/26

2:30 pm-12:45 am

1 stop8h 15m

$216

HaileyWashington, D.C.

SUN - IAD

SUNIAD

Hailey Sun Valley-Friedman

Fri 8/22

10:16 am-4:47 pm

2 stops28h 31m

$312

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/2

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, August is the cheapest month in which you can book a flight from Hailey to Washington, D.C. Dulles Intl Airport (average of $309). Flying from Hailey to Washington, D.C. Dulles Intl Airport in July is currently the most expensive (average of $345). 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 July 3, 2025.
Read reviews from past customers who have flown Alaska Airlines, Delta, and 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.
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Food

7.1

Overall

8.0

Crew

8.5

Entertainment

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Food

7.1

Overall

8.0

Crew

8.5

Entertainment

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,982 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Food

7.1

Overall

8.0

Crew

8.5

Entertainment

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,861 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Food

7.1

Overall

8.0

Crew

8.5

Entertainment

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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.

  • What are the cheapest airlines to fly from Hailey to Washington, D.C. Dulles Intl Airport one-way?

    One-way options have recently been found by users for as low as $171 on Delta. Other airlines that offer cheap prices include United Airlines from $216 and Alaska Airlines from $312 one-way.

  • 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, August is the cheapest month in which you can book a flight from Hailey to Washington, D.C. Dulles Intl Airport (average of $309). Flying from Hailey to Washington, D.C. Dulles Intl Airport in July is currently the most expensive (average of $345). 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 Hailey?

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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 July 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$615Average$633FlexibilityNo cancel feeOn-time69%

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