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Sun Valley

$127+ Cheap flights to Sun Valley

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 2/24. Fares are subject to change and may not be available on all flights or dates of travel.
— BOI
Nov 12 — Nov 191
Wed 11/12
Wed 11/19
1 adult, Economy
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Find flight deals to Sun Valley

Cheapest flights to Sun Valley
Explore the most affordable flight options available to Sun Valley. Find the lowest fares based on data from user searches, with prices last updated on October 13, 2025.

This Delta deal was found by Cheapflights users on 10/12. 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.
Sun 11/25:45 amJFK - SUN
1 stop9h 58mDelta
Sat 11/812:49 pmSUN - JFK
1 stop9h 10mDelta
Deal found 10/12$341
This Delta deal was found by Cheapflights users on 10/12. 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 11/512:55 pmLGA - SUN
2 stops10h 58mDelta
Wed 11/127:30 amSUN - LGA
2 stops10h 17mDelta
Deal found 10/12$351
This Delta deal was found by Cheapflights users on 10/12. 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 11/512:59 pmJFK - SUN
2 stops10h 54mDelta
Wed 11/127:30 amSUN - JFK
2 stops10h 59mDelta
Deal found 10/12$379
This Delta deal was found by Cheapflights users on 10/12. 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 11/56:55 amEWR - SUN
1 stop9h 48mDelta
Wed 11/127:30 amSUN - EWR
1 stop8h 11mDelta
Deal found 10/12$400
This Delta deal was found by Cheapflights users on 10/12. 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.
Tue 10/287:15 amEWR - SUN
1 stop9h 28mDelta
Sat 11/112:49 pmSUN - EWR
1 stop9h 07mDelta
Deal found 10/12$401
This Delta deal was found by Cheapflights users on 10/13. 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.
Tue 10/286:45 amJFK - SUN
1 stop7h 24mDelta
Sat 11/112:49 pmSUN - JFK
1 stop6h 40mDelta
Deal found 10/13$401
This Delta deal was found by Cheapflights users on 10/12. 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.
Thu 10/306:45 amJFK - SUN
1 stop9h 58mDelta
Thu 11/612:49 pmSUN - JFK
1 stop9h 10mDelta
Deal found 10/12$440
This United Airlines deal was found by Cheapflights users on 10/12. 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 11/57:21 amLGA - SUN
1 stop8h 19mUnited Airlines
Wed 11/122:43 pmSUN - LGA
1 stop6h 47mUnited Airlines
Deal found 10/12$441
This Delta deal was found by Cheapflights users on 10/12. 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.
Sun 11/25:55 amEWR - SUN
1 stop7h 14mDelta
Sat 11/83:23 pmSUN - EWR
2 stops15h 27mDelta
Deal found 10/12$469
This United Airlines deal was found by Cheapflights users on 10/12. 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.
Thu 10/306:10 amEWR - SUN
1 stop9h 30mUnited Airlines
Thu 11/62:43 pmSUN - EWR
1 stop6h 51mUnited Airlines
Deal found 10/12$471
This United Airlines deal was found by Cheapflights users on 10/13. 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 12/156:00 amEWR - SUN
1 stop10h 27mUnited Airlines
Sat 12/2012:53 pmSUN - EWR
1 stop9h 33mUnited Airlines
Deal found 10/13$480
This Delta deal was found by Cheapflights users on 10/10. 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 10/154:25 pmJFK - SUN
1 stop7h 28mDelta
Wed 11/53:23 pmSUN - JFK
1 stop6h 36mDelta
Deal found 10/10$496

Flights to Sun Valley in 2025

Find the latest flights to Sun Valley in 2025, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 2,558,603 searches and data was last updated on October 13, 2025.

Popular in

December

Cheapest in

April

Average price

$524

Round-trip from

$296

One-way from

$127
Highest demand for flights based on searches. 11% potential increase in price ($89 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($33 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals
From New York to Hailey Sun Valley-Friedman
Search Deals
One-way flight from New York to Sun Valley
Search Deals

Cheapflights Fare Finder

 
Locate flights to Sun Valley that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 2,558,603 searches and data was last updated on October 13, 2025.
Use the filters below to find and compare flights to Sun Valley that are best for you.

Fly from

New York

Route

Depart

Return

Price

New YorkHailey

LGA - SUN

LGASUN

New York LaGuardia

Mon 2/9

6:59 am-12:46 pm

1 stop7h 47m

Hailey Sun Valley-Friedman

Sun 2/15

1:30 pm-11:54 pm

1 stop8h 24m

$297

New YorkHailey

JFK - SUN

JFKSUN

New York John F Kennedy Intl

Mon 2/9

4:22 pm-11:14 am

1 stop20h 52m

Hailey Sun Valley-Friedman

Sun 2/15

7:15 pm-7:54 am

1 stop10h 39m

$325

NewarkHailey

EWR - SUN

EWRSUN

Newark

Mon 2/9

5:59 pm-12:46 pm

1 stop20h 47m

Hailey Sun Valley-Friedman

Sun 2/15

1:30 pm-9:48 pm

1 stop6h 18m

$337

NewarkHailey

EWR - SUN

EWRSUN

Newark

Tue 3/3

6:00 am-11:59 am

1 stop7h 59m

Hailey Sun Valley-Friedman

Sat 3/7

8:00 am-9:25 pm

1 stop11h 25m

$341

New YorkHailey

JFK - SUN

JFKSUN

New York John F Kennedy Intl

Sun 11/2

5:45 am-1:43 pm

1 stop9h 58m

Hailey Sun Valley-Friedman

Sat 11/8

12:49 pm-11:59 pm

1 stop9h 10m

$341

New YorkHailey

JFK - SUN

JFKSUN

New York John F Kennedy Intl

Wed 11/5

6:45 am-2:43 pm

1 stop9h 58m

Hailey Sun Valley-Friedman

Wed 11/12

1:06 pm-11:54 pm

1 stop8h 48m

$341

NewarkHailey

EWR - SUN

EWRSUN

Newark

Sun 2/1

9:59 am-8:17 pm

2 stops12h 18m

Hailey Sun Valley-Friedman

Sat 2/7

1:16 pm-10:59 pm

1 stop7h 43m

$346

New YorkHailey

LGA - SUN

LGASUN

New York LaGuardia

Wed 11/5

12:55 pm-9:53 pm

2 stops10h 58m

Hailey Sun Valley-Friedman

Wed 11/12

7:30 am-7:47 pm

2 stops10h 17m

$351

New YorkHailey

JFK - SUN

JFKSUN

New York John F Kennedy Intl

Wed 1/21

7:55 am-10:02 pm

2 stops16h 07m

Hailey Sun Valley-Friedman

Sat 1/24

1:15 pm-11:53 pm

1 stop8h 38m

$356

NewarkHailey

EWR - SUN

EWRSUN

Newark

Tue 3/10

7:00 am-2:52 pm

1 stop9h 52m

Hailey Sun Valley-Friedman

Wed 3/11

3:25 pm-11:47 pm

1 stop6h 22m

$370

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/12

Showing 1-10 of 36 results
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Best time to book a flight to Sun Valley

Have a flexible travel schedule? Discover the best time to fly to Sun Valley 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 to Sun Valley

When is the best time to book a flight to Sun Valley?

Use this chart to determine the optimal time to book a round-trip flight from New York to Sun Valley. Price data was last updated on October 10, 2025.

Booking 8 days in advance of your planned departure date is, on average, the best time to get cheap flights to Sun Valley. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

How long is the flight to Sun Valley?

On average, a flight from New York to Sun Valley takes 7 hours 41 minutes. Flights to Sun Valley from other popular cities in USA will vary in length. Below are a few examples of popular routes and their flight times.

What are the most popular airlines that fly to Sun Valley?

The most popular airlines flying from New York to Sun Valley are United Airlines and Delta.

United Airlines
United Airlines
From $240
Delta
Delta
From $98
Alaska Airlines
Alaska Airlines
From $177

What are the cheapest airlines that fly to Sun Valley?

The cheapest airlines flying from New York to Sun Valley are Delta and United Airlines.

Rainfall in Sun Valley by month

Plan your trip to Sun Valley by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Sun Valley ranges from 0.4 - 2.4 inches per month. January is typically the wettest month, when rainfall can reach 2.4 in. July is typically the driest time to visit Sun Valley when rainfall is around 0.4 in.

Temperature in Sun Valley by month

Plan your trip to Sun Valley by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Sun Valley, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 64.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 19.4 F).

Reviews of airlines servicing Sun Valley

Get insights into the airlines that provide service to Sun Valley. 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 Sun Valley. Reviews last updated October 13, 2025.
Peruse reviews from past customers who have flown Delta and United Airlines to the United States to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,973 reviews

Boarding

8.2

Entertainment

7.9

Crew

8.5

Overall

8.0

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
Delta
8.0
Very good
7,973 reviews
Delta
8.0
Very good
7,973 reviews

Boarding

8.2

Entertainment

7.9

Crew

8.5

Overall

8.0

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
United Airlines
7.4
Good
8,974 reviews
Delta
8.0
Very good
7,973 reviews

Boarding

8.2

Entertainment

7.9

Crew

8.5

Overall

8.0

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.

FAQs about flying to Sun Valley

  • Can I find cheaper flights to Sun Valley if I am willing to have layovers?

    Yes, flights with layovers are often cheaper than direct flights. Keep an eye out for flight deals to Sun Valley on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to Sun Valley?

    Based on reviews from Cheapflights users, Spirit Airlines is rated the highest out of the airlines that fly to Sun Valley.

  • How much is a round-trip flight to Sun Valley?

    A round-trip flight to Sun Valley will typically cost around $157, however they can be found for as little as $50.

  • Where does the fastest flight to Sun Valley depart from?

    For those looking to save time traveling to Sun Valley, Salt Lake City offers the quickest one-way flight (1 hour 13 minutes).

  • Does Boise Air Term. Gowen Fld have rental cars?

    Yes. Those touching down at Boise Air Term. Gowen Fld can take advantage of the rental car services offered upon their arrival.

  • Are there hotels close to Boise Air Term. Gowen Fld?

    Yes. Boise Air Term. Gowen Fld has hotels nearby for those requiring accommodations. Rodeway Inn Boise Airport is the closest property to Boise Air Term. Gowen Fld (0.0 mi away from Boise Air Term. Gowen Fld).

See more FAQs

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