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$171+ Cheap flights from Boston to Hailey (BOS - 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 8/27. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — SUN
Aug 3 — Aug 101
Sun 8/3
Sun 8/10
1 adult, Economy
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Cheapflights Tip: The best prices from Boston Logan Intl to Hailey Sun Valley-Friedman are usually found in April or August, booked 14 days in advance, depart on a Tuesday or Saturday and return on a Saturday

Cheap flight deals from Boston to Hailey

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) 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 July 29, 2025.

Round-trip from

$366
(United Airlines)

One-way from

$171
(Delta)

Popular in

July

Cheapest in

April

Average price

$878
From Boston Logan Intl to Hailey Sun Valley-Friedman
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One-way flight from Boston Logan Intl to Hailey Sun Valley-Friedman
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Highest demand for flights based on searches. 3% potential increase in price ($24 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($19 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Boston to Hailey

Cheapest flights from Boston to Hailey
Explore the most affordable flight options available from Boston to Hailey. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

This American Airlines deal was found by Cheapflights users on 7/27. 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.
Tue 12/307:01 amBOS - SUN
1 stop7h 29mAmerican Airlines
Tue 1/68:00 amSUN - BOS
1 stop10h 02mAmerican Airlines
Deal found 7/27$341
This United Airlines deal was found by Cheapflights users on 7/28. 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 9/33:30 pmBOS - SUN
1 stop7h 35mUnited Airlines
Wed 9/102:25 pmSUN - BOS
1 stop7h 21mUnited Airlines
Deal found 7/28$366
This Delta deal was found by Cheapflights users on 7/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/313:00 pmBOS - SUN
1 stop9h 09mDelta
Wed 1/71:15 pmSUN - BOS
1 stop8h 39mDelta
Deal found 7/27$400

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boston 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 July 29, 2025.
Use the filters below to find and compare flights from Boston to Hailey that are best for you.

Fly from

Boston

Fly to

Hailey

Route

Depart

Return

Price

BostonHailey

BOS - SUN

BOSSUN

Boston Logan Intl

Wed 9/3

3:30 pm-9:05 pm

1 stop7h 35m

Hailey Sun Valley-Friedman

Wed 9/10

2:25 pm-11:46 pm

1 stop7h 21m

$366

BostonHailey

BOS - SUN

BOSSUN

Boston Logan Intl

Tue 9/9

6:10 am-2:35 pm

1 stop10h 25m

Hailey Sun Valley-Friedman

Fri 9/12

12:38 pm-11:59 pm

1 stop9h 21m

$400

BostonHailey

BOS - SUN

BOSSUN

Boston Logan Intl

Wed 8/27

6:10 am-2:35 pm

1 stop10h 25m

$171

BostonHailey

BOS - SUN

BOSSUN

Boston Logan Intl

Wed 8/27

11:00 am-9:38 pm

2 stops12h 38m

$226

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

Best time to book a flight from Boston to Hailey

Have a flexible travel schedule? Discover the best time to fly to Hailey from Boston 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 Boston to Hailey

How far ahead should I book a flight from Boston to Hailey?

Use this chart to determine the optimal time to book a round-trip flight from Boston to Hailey. Price data was last updated on July 25, 2025.

Booking 12 days in advance of your planned departure date is, on average, the best time to get cheap flights from Boston to Hailey. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Boston to Hailey?

Currently, April is the cheapest month in which you can book a flight from Boston to Hailey (average of $471). Flying from Boston 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.

What is the cheapest time of day to fly from BOS to SUN?

Find hourly flight availability from Boston to Hailey. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 29, 2025.

A simple way to save on the total cost of your ticket is to fly from Boston to Hailey at noon. If you’re flexible enough to do this you can expect to save up to 10% on your trip compared to booking a flight in the morning.

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 July 29, 2025.
Get a feel of what it's like to fly with Delta and United Airlines from Boston to Hailey by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,977 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

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
7,977 reviews
Delta
8.0
Very good
7,977 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

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!
United Airlines
7.4
Good
8,899 reviews
Delta
8.0
Very good
7,977 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

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 Boston to Hailey. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Boston to Hailey round-trip?

    Cheapflights users have booked flights from Boston to Hailey round-trip from $366. Another airline that can offer you cheap pricing is Delta. You may be able to fly from Boston to Hailey for 46% less than the average price by searching for these airlines.

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

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

  • How can I find direct flights from Boston to Hailey?

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

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

    Yes. Cheapflights offers flight deals from Boston 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 Boston to Hailey?

    Currently, April is the cheapest month in which you can book a flight from Boston to Hailey (average of $471). Flying from Boston 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

Traveling to a place near Hailey?

Book flights to Hailey if you plan to visit one of these locations
Stanley

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Top 3 airlines flying from Boston to Hailey

Discover the top 3 airlines that operate flights from Boston 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 July 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$370Average$534FlexibilityNo cancel feeOn-time75%
DeltaCheapest$416Average$685FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$521Average$807FlexibilityNo cancel feeOn-time69%

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