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Hailey

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

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 10/11. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — SUN
oct. 11 — oct. 181
sáb. 10/11
sáb. 10/18
1 adult, Economy
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Cheap flight deals from Dulles Intl to Hailey

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Hailey (SUN). 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 septiembre 11, 2025.

Round-trip from

$341
(United Airlines)

One-way from

$171
(United Airlines)

Popular in

December

Cheapest in

January

Average price

$541
From Washington, D.C. Dulles Intl to Hailey Sun Valley-Friedman
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One-way flight from Washington, D.C. Dulles Intl to Hailey Sun Valley-Friedman
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High demand for flights, 0% potential price rise
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Cheapest flight prices on average. 4% potential price decrease ($26 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Dulles Intl to Hailey

Cheapest flights from Dulles Intl to Hailey
Explore the most affordable flight options available from Dulles Intl to Hailey. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 11, 2025.

This Delta deal was found by Cheapflights users on 9/10. 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.
vie. 9/266:00 amIAD - SUN
2 stops10h 37mDelta
mié. 10/112:38 pmSUN - IAD
1 stop8h 55mDelta
Deal found 9/10$445
This United Airlines deal was found by Cheapflights users on 9/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/252:45 pmIAD - SUN
1 stop8h 33mUnited Airlines
lun. 9/297:00 amSUN - IAD
2 stops12h 25mUnited Airlines
Deal found 9/10$580
This United Airlines deal was found by Cheapflights users on 9/11. 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.
mar. 12/2310:10 pmIAD - SUN
1 stop25h 20mUnited Airlines
dom. 1/42:15 pmSUN - IAD
1 stop13h 04mUnited Airlines
Deal found 9/11$1,005
This Delta deal was found by Cheapflights users on 9/10. 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.
mar. 12/236:10 amIAD - SUN
2 stops13h 52mDelta
dom. 1/41:35 pmSUN - IAD
1 stop7h 52mDelta
Deal found 9/10$1,088
This American Airlines deal was found by Cheapflights users on 9/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/239:12 amIAD - SUN
2 stops13h 12mAmerican Airlines
dom. 1/48:00 amSUN - IAD
2 stops13h 05mAmerican Airlines
Deal found 9/10$1,164
This Alaska Airlines deal was found by Cheapflights users on 9/11. 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.
mar. 12/236:21 pmIAD - SUN
2 stops26h 23mAlaska Airlines
dom. 1/47:26 pmSUN - IAD
1 stop8h 47mAlaska Airlines
Deal found 9/11$1,204
This United Airlines deal was found by Cheapflights users on 9/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 12/2710:10 pmIAD - SUN
1 stop25h 20mUnited Airlines
sáb. 1/37:00 amSUN - IAD
1 stop20h 19mUnited Airlines
Deal found 9/10$1,264

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl to Hailey 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 septiembre 11, 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Hailey that are best for you.

Fly from

Dulles Intl

Fly to

Hailey

Route

Depart

Return

Price

Washington, D.C.Hailey

IAD - SUN

IADSUN

Washington, D.C. Dulles Intl

sáb. 2/7

2:24 pm-9:29 pm

1 stop9h 05m

Hailey Sun Valley-Friedman

mar. 2/10

2:31 pm-11:22 pm

1 stop6h 51m

$341

Washington, D.C.Hailey

IAD - SUN

IADSUN

Washington, D.C. Dulles Intl

sáb. 1/24

2:10 pm-9:37 pm

1 stop9h 27m

Hailey Sun Valley-Friedman

mar. 1/27

4:03 pm-5:32 am

1 stop11h 29m

$341

Washington, D.C.Hailey

IAD - SUN

IADSUN

Washington, D.C. Dulles Intl

vie. 2/6

2:24 pm-9:29 pm

1 stop9h 05m

Hailey Sun Valley-Friedman

mar. 2/10

7:00 am-4:35 pm

1 stop7h 35m

$341

Washington, D.C.Hailey

IAD - SUN

IADSUN

Washington, D.C. Dulles Intl

sáb. 2/7

8:52 am-8:10 pm

2 stops13h 18m

Hailey Sun Valley-Friedman

mar. 2/10

8:00 am-10:18 pm

2 stops12h 18m

$411

Washington, D.C.Hailey

IAD - SUN

IADSUN

Washington, D.C. Dulles Intl

sáb. 1/24

6:00 am-2:52 pm

2 stops10h 52m

Hailey Sun Valley-Friedman

mar. 1/27

3:25 pm-11:50 pm

1 stop6h 25m

$415

Washington, D.C.Hailey

IAD - SUN

IADSUN

Washington, D.C. Dulles Intl

jue. 1/8

6:30 am-8:10 pm

2 stops15h 40m

Hailey Sun Valley-Friedman

dom. 1/11

8:00 am-10:18 pm

2 stops12h 18m

$423

Washington, D.C.Hailey

IAD - SUN

IADSUN

Washington, D.C. Dulles Intl

vie. 9/26

6:00 am-2:37 pm

2 stops10h 37m

Hailey Sun Valley-Friedman

mié. 10/1

12:38 pm-11:33 pm

1 stop8h 55m

$445

Washington, D.C.Hailey

IAD - SUN

IADSUN

Washington, D.C. Dulles Intl

vie. 2/6

6:55 pm-10:45 am

1 stop17h 50m

Hailey Sun Valley-Friedman

mar. 2/10

11:25 am-5:25 pm

2 stops28h 00m

$447

Washington, D.C.Hailey

IAD - SUN

IADSUN

Washington, D.C. Dulles Intl

jue. 1/22

7:15 am-2:52 pm

1 stop9h 37m

Hailey Sun Valley-Friedman

mar. 1/27

1:15 pm-11:50 pm

1 stop8h 35m

$450

Washington, D.C.Hailey

IAD - SUN

IADSUN

Washington, D.C. Dulles Intl

vie. 2/6

6:30 am-8:10 pm

2 stops15h 40m

Hailey Sun Valley-Friedman

mar. 2/10

8:00 am-10:18 pm

2 stops12h 18m

$453

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Showing 1-10 of 15 results
1
2

Best time to book a flight from Dulles Intl to Hailey

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

Reviews of airlines servicing Hailey

Get insights into the airlines that provide service to Hailey. 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 Hailey. Reviews last updated septiembre 11, 2025.
Read reviews from past customers who have flown Delta from Washington, D.C. Dulles Intl Airport to Hailey. 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.
Delta
8.0
Very good
7,960 reviews

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,960 reviews
Delta
8.0
Very good
7,960 reviews

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

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

    Most people fly into Hailey Sun Valley-Friedman (SUN) if they book a flight to Hailey from Washington, D.C. Dulles Intl. On average, Sun Valley-Friedman has 0 inbound flights from Washington, D.C. Dulles Intl per day from 1 airline. Hailey Sun Valley-Friedman is conveniently located just 1.3 mi from Hailey’s city center.

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

    Airlines like United Airlines, American Airlines, and Delta fly from Washington, D.C. Dulles Intl Airport to Hailey in about 9h 05m. The time it takes to get you to your destination can typically vary by up to 4h 13m. Washington, D.C. Dulles Intl Airport and Hailey are separated by a distance of 1923 mi. This flight may include one or multiple stops.

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

    Our cheapest airline available from Washington, D.C. Dulles Intl Airport to Hailey is Delta. Our recent data shows that you can find tickets from as low as $396 on this airline.

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

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

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

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

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

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

    Currently, April is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Hailey (average of $471). Flying from Washington, D.C. Dulles Intl Airport to Hailey in December is currently the most expensive (average of $608). 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

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Alternative routes for Dulles Intl to Hailey

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Top airline flying from Dulles Intl to Hailey

Discover the top airline that operate flights from Dulles Intl to Hailey. 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 septiembre 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$396Average$739FlexibilityNo cancel feeOn-timeN/A

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