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Sun Valley

$171+ 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 12/5. Fares are subject to change and may not be available on all flights or dates of travel.
— BOI
Dec 4 — Dec 111
Thu 12/4
Thu 12/11
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 November 4, 2025.

This Delta deal was found by Cheapflights users on 11/3. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/186:51 amEWR - SUN
1 stop9h 49mDelta
Sat 11/223:21 pmSUN - EWR
1 stop6h 35mDelta
Deal found 11/3$421
This Delta deal was found by Cheapflights users on 11/3. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/186:45 amJFK - SUN
1 stop9h 55mDelta
Sat 11/223:21 pmSUN - JFK
1 stop6h 33mDelta
Deal found 11/3$421
This American Airlines deal was found by Cheapflights users on 11/2. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/174:59 pmJFK - SUN
2 stops21h 37mAmerican Airlines
Wed 12/248:10 amSUN - JFK
1 stop10h 55mAmerican Airlines
Deal found 11/2$526
This Alaska Airlines deal was found by Cheapflights users on 11/4. 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 11/197:29 pmEWR - SUN
1 stop16h 06mAlaska Airlines
Sun 11/2310:19 amSUN - EWR
1 stop18h 36mAlaska Airlines
Deal found 11/4$540
This United Airlines deal was found by Cheapflights users on 11/4. 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 11/196:10 amEWR - SUN
1 stop9h 30mUnited Airlines
Sun 11/232:43 pmSUN - EWR
2 stops28h 46mUnited Airlines
Deal found 11/4$604
This United Airlines deal was found by Cheapflights users on 11/3. 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.
Tue 11/187:21 amLGA - SUN
1 stop8h 19mUnited Airlines
Sat 11/222:43 pmSUN - LGA
2 stops16h 24mUnited Airlines
Deal found 11/3$623
This United Airlines deal was found by Cheapflights users on 11/3. 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.
Tue 11/189:29 pmEWR - SUN
2 stops18h 11mUnited Airlines
Sat 11/222:43 pmSUN - EWR
2 stops15h 17mUnited Airlines
Deal found 11/3$646
This Alaska Airlines deal was found by Cheapflights users on 11/4. 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.
Tue 12/306:59 pmJFK - SUN
1 stop16h 53mAlaska Airlines
Mon 1/57:26 pmSUN - JFK
1 stop10h 33mAlaska Airlines
Deal found 11/4$676
This Delta deal was found by Cheapflights users on 11/4. 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 12/306:29 amEWR - SUN
1 stop17h 51mDelta
Mon 1/53:24 pmSUN - EWR
1 stop6h 35mDelta
Deal found 11/4$692
This United Airlines deal was found by Cheapflights users on 11/4. 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 12/296:00 amEWR - SUN
1 stop8h 12mUnited Airlines
Mon 1/512:53 pmSUN - EWR
1 stop8h 22mUnited Airlines
Deal found 11/4$693
This Delta deal was found by Cheapflights users on 11/4. 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 11/1910:15 amJFK - SUN
2 stops13h 44mDelta
Sun 11/233:21 pmSUN - JFK
2 stops13h 08mDelta
Deal found 11/4$712
This Delta deal was found by Cheapflights users on 11/2. 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.
Wed 12/1710:15 amJFK - SUN
2 stops13h 49mDelta
Wed 12/2412:40 pmSUN - JFK
2 stops9h 04mDelta
Deal found 11/2$730

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 November 4, 2025.

Popular in

December

Cheapest in

April

Average price

$668

Round-trip from

$340

One-way from

$171
Highest demand for flights based on searches. 9% potential increase in price ($71 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($34 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 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 November 4, 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

NewarkHailey

EWR - SUN

EWRSUN

Newark

Sun 2/1

6:08 pm-11:14 am

1 stop19h 06m

Hailey Sun Valley-Friedman

Sat 2/7

8:21 pm-4:55 pm

1 stop18h 34m

$340

New YorkHailey

JFK - SUN

JFKSUN

New York John F Kennedy Intl

Sun 2/1

4:22 pm-11:14 am

1 stop20h 52m

Hailey Sun Valley-Friedman

Sat 2/7

8:21 pm-3:23 pm

1 stop17h 02m

$340

New YorkHailey

JFK - SUN

JFKSUN

New York John F Kennedy Intl

Mon 1/12

7:00 am-7:38 pm

1 stop14h 38m

Hailey Sun Valley-Friedman

Thu 1/29

8:21 pm-3:23 pm

1 stop17h 02m

$340

New YorkHailey

LGA - SUN

LGASUN

New York LaGuardia

Wed 1/7

6:00 am-12:46 pm

1 stop8h 46m

Hailey Sun Valley-Friedman

Mon 1/12

1:16 pm-11:58 pm

1 stop8h 42m

$341

NewarkHailey

EWR - SUN

EWRSUN

Newark

Wed 1/7

6:50 am-2:42 pm

1 stop9h 52m

Hailey Sun Valley-Friedman

Mon 1/12

12:43 pm-11:59 pm

1 stop9h 16m

$341

NewarkHailey

EWR - SUN

EWRSUN

Newark

Sun 2/1

7:00 am-12:46 pm

1 stop7h 46m

Hailey Sun Valley-Friedman

Sat 2/7

1:16 pm-10:59 pm

1 stop7h 43m

$341

New YorkHailey

JFK - SUN

JFKSUN

New York John F Kennedy Intl

Wed 1/7

6:10 am-2:42 pm

1 stop10h 32m

Hailey Sun Valley-Friedman

Mon 1/12

12:43 pm-11:57 pm

1 stop9h 14m

$341

New YorkHailey

JFK - SUN

JFKSUN

New York John F Kennedy Intl

Sun 2/1

6:10 am-2:42 pm

1 stop10h 32m

Hailey Sun Valley-Friedman

Sat 2/7

12:43 pm-12:51 am

2 stops10h 08m

$346

New YorkHailey

JFK - SUN

JFKSUN

New York John F Kennedy Intl

Mon 1/12

6:10 am-12:03 pm

1 stop7h 53m

Hailey Sun Valley-Friedman

Thu 1/29

12:43 pm-12:50 am

2 stops10h 07m

$346

New YorkHailey

LGA - SUN

LGASUN

New York LaGuardia

Wed 1/7

1:05 pm-9:55 pm

2 stops10h 50m

Hailey Sun Valley-Friedman

Mon 1/12

7:25 am-8:16 pm

2 stops10h 51m

$351

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/3

Showing 1-10 of 35 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 31, 2025.

Booking 82 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 37 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
American Airlines
American Airlines
From $329

What are the cheapest airlines that fly to Sun Valley?

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

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 November 4, 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
7.9
Good
8,003 reviews

Entertainment

7.9

Food

7.3

Boarding

8.2

Overall

7.9

Comfort

7.9

Crew

8.5

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
7.9
Good
8,003 reviews
Delta
7.9
Good
8,003 reviews

Entertainment

7.9

Food

7.3

Boarding

8.2

Overall

7.9

Comfort

7.9

Crew

8.5

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
9,002 reviews
Delta
7.9
Good
8,003 reviews

Entertainment

7.9

Food

7.3

Boarding

8.2

Overall

7.9

Comfort

7.9

Crew

8.5

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, Alaska 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 $240, however they can be found for as little as $54.

  • 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 10 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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