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Hailey

$340+ Cheap flights from Reagan-National (DCA) to Hailey (SUN)

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 1/22. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — SUN
Nov 27 — Dec 41
Thu 11/27
Thu 12/4
1 adult, Economy
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Find flight deals from Reagan-National to Hailey

Cheapest flights from Reagan-National to Hailey
Explore the most affordable flight options available from Reagan-National to Hailey. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 28, 2025.

This Alaska Airlines deal was found by Cheapflights users on 10/26. 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 12/315:00 pmDCA - SUN
1 stop18h 52mAlaska Airlines
Wed 1/711:56 amSUN - DCA
1 stop8h 03mAlaska Airlines
Deal found 10/26$426
This Delta deal was found by Cheapflights users on 10/26. 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 12/315:00 pmDCA - SUN
1 stop22h 00mDelta
Wed 1/77:25 amSUN - DCA
2 stops12h 35mDelta
Deal found 10/26$462
This Alaska Airlines deal was found by Cheapflights users on 10/27. 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.
Sun 12/215:00 pmDCA - SUN
1 stop27h 44mAlaska Airlines
Mon 1/57:26 pmSUN - DCA
1 stop24h 33mAlaska Airlines
Deal found 10/27$678
This Delta deal was found by Cheapflights users on 10/26. 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.
Mon 11/101:44 pmDCA - SUN
2 stops10h 15mDelta
Fri 11/147:30 amSUN - DCA
1 stop6h 30mDelta
Deal found 10/26$699
This American Airlines deal was found by Cheapflights users on 10/27. 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.
Sun 12/2110:20 amDCA - SUN
2 stops12h 05mAmerican Airlines
Mon 1/58:10 amSUN - DCA
1 stop9h 57mAmerican Airlines
Deal found 10/27$760
This United Airlines deal was found by Cheapflights users on 10/26. 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.
Mon 11/106:30 amDCA - SUN
2 stops9h 10mUnited Airlines
Fri 11/142:43 pmSUN - DCA
3 stops16h 46mUnited Airlines
Deal found 10/26$1,037
This Alaska Airlines deal was found by Cheapflights users on 10/27. 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.
Sun 12/215:00 pmDCA - SUN
1 stop18h 52mAlaska Airlines
Sun 1/42:53 pmSUN - DCA
1 stop28h 26mAlaska Airlines
Deal found 10/27$1,070
This Alaska Airlines deal was found by Cheapflights users on 10/27. 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.
Sun 12/215:00 pmDCA - SUN
1 stop27h 44mAlaska Airlines
Sat 1/37:26 pmSUN - DCA
1 stop18h 39mAlaska Airlines
Deal found 10/27$1,122

Cheap flight deals from Reagan-National to Hailey

Discover tips and strategies to find the most affordable flight options for your journey from Reagan-National (DCA) 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 October 28, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$340
(Alaska Airlines)

Popular in

March

Cheapest in

November

Average price

$498
Provider with most accurate pricing for Washington, D.C. Reagan-National-Hailey Sun Valley-Friedman flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. Reagan-National-Hailey Sun Valley-Friedman flights.
Search Deals
From Washington, D.C. Reagan-National to Hailey Sun Valley-Friedman
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($54 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($24 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Reagan-National 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 October 28, 2025.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Hailey that are best for you.

Fly from

Reagan-National

Fly to

Hailey

Route

Depart

Return

Price

Washington, D.C.Hailey

DCA - SUN

DCASUN

Washington, D.C. Reagan-National

Thu 1/22

5:01 pm-11:14 am

1 stop20h 13m

Hailey Sun Valley-Friedman

Mon 1/26

8:21 pm-4:09 pm

1 stop17h 48m

$340

Washington, D.C.Hailey

DCA - SUN

DCASUN

Washington, D.C. Reagan-National

Thu 1/22

7:50 am-8:17 pm

2 stops14h 27m

Hailey Sun Valley-Friedman

Mon 1/26

1:16 pm-11:59 pm

1 stop8h 43m

$346

Washington, D.C.Hailey

DCA - SUN

DCASUN

Washington, D.C. Reagan-National

Fri 1/16

6:00 am-12:46 pm

1 stop8h 46m

Hailey Sun Valley-Friedman

Tue 1/20

1:16 pm-10:55 pm

1 stop7h 39m

$400

Washington, D.C.Hailey

DCA - SUN

DCASUN

Washington, D.C. Reagan-National

Wed 12/31

5:00 pm-9:52 am

1 stop18h 52m

Hailey Sun Valley-Friedman

Wed 1/7

11:56 am-9:59 pm

1 stop8h 03m

$426

Washington, D.C.Hailey

DCA - SUN

DCASUN

Washington, D.C. Reagan-National

Tue 3/31

6:00 am-12:30 pm

1 stop8h 30m

Hailey Sun Valley-Friedman

Fri 4/3

1:30 pm-11:00 pm

1 stop7h 30m

$431

Washington, D.C.Hailey

DCA - SUN

DCASUN

Washington, D.C. Reagan-National

Wed 12/31

5:00 pm-1:00 pm

1 stop22h 00m

Hailey Sun Valley-Friedman

Wed 1/7

7:25 am-10:00 pm

2 stops12h 35m

$462

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/27

Compare providers for flights from Reagan-National to Hailey

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 Reagan-National to Hailey in October.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy2 starsTrust Score*3 stars

*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 Washington, D.C. Reagan-National Airport-Hailey flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Washington, D.C. Reagan-National Airport-Hailey flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Washington, D.C. Reagan-National Airport-Hailey flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C. Reagan-National Airport-Hailey 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 Washington, D.C. Reagan-National Airport-Hailey 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 Reagan-National to Hailey

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

What is the cheapest month to book a flight from Washington, D.C. Reagan-National Airport to Hailey?

Currently, September is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Hailey (average of $150). Flying from Washington, D.C. Reagan-National Airport to Hailey in November is currently the most expensive (average of $447). 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.

Related info for your journey

Find useful and relevant information for your journey from Reagan-National 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. Reagan-National?

    Located just 1.3 mi from the city center, Hailey Sun Valley-Friedman is the airport most travelers will use when flying to Hailey from Washington, D.C. Reagan-National. Booking flights from Washington, D.C. Reagan-National to Sun Valley-Friedman (SUN) should be relatively easy as there are 0 daily inbound flights from Washington, D.C. Reagan-National from 0 different airlines.

  • How long is the flight from Washington, D.C. Reagan-National Airport to Hailey?

    A quick flight from Washington, D.C. Reagan-National Airport to Hailey can take about 14h 27m. Alaska Airlines provides one of the quickest options available for as low as $346. Washington, D.C. Reagan-National Airport and Hailey are separated by a distance of 1946 mi. This flight may include one or multiple stops.

  • Can I find deals for flights from Reagan-National to Hailey that include hotel bookings?

    Yes. In addition to deals on Reagan-National to Hailey flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Reagan-National to Hailey?

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

  • Can I find deals for business class flights from Reagan-National to Hailey?

    Yes. Cheapflights offers flight deals from Reagan-National 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. Reagan-National Airport to Hailey?

    Currently, September is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Hailey (average of $150). Flying from Washington, D.C. Reagan-National Airport to Hailey in November is currently the most expensive (average of $447). 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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