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Sun Valley

$155+ 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 1/6. Fares are subject to change and may not be available on all flights or dates of travel.
— BOI
Dec 25 — Jan 11
Thu 12/25
Thu 1/1
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 25, 2025.

This United Airlines deal was found by Cheapflights users on 11/25. 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 12/107:45 amEWR - SUN
1 stop7h 52mUnited Airlines
Sun 12/142:20 pmSUN - EWR
1 stop6h 55mUnited Airlines
Deal found 11/25$389
This Delta deal was found by Cheapflights users on 11/25. 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 12/106:30 amJFK - SUN
1 stop7h 56mDelta
Sun 12/141:06 pmSUN - JFK
1 stop9h 03mDelta
Deal found 11/25$389
This United Airlines deal was found by Cheapflights users on 11/25. 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 12/107:20 amLGA - SUN
1 stop8h 17mUnited Airlines
Sun 12/1410:00 amSUN - LGA
2 stops11h 44mUnited Airlines
Deal found 11/25$394
This Alaska Airlines deal was found by Cheapflights users on 11/25. 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 12/247:59 pmEWR - SUN
1 stop15h 53mAlaska Airlines
Wed 12/317:26 pmSUN - EWR
1 stop19h 19mAlaska Airlines
Deal found 11/25$405
This United Airlines deal was found by Cheapflights users on 11/25. 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 12/249:44 pmEWR - SUN
2 stops16h 28mUnited Airlines
Wed 12/3112:53 pmSUN - EWR
1 stop8h 22mUnited Airlines
Deal found 11/25$470
This United Airlines deal was found by Cheapflights users on 11/25. 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 12/256:00 amEWR - SUN
1 stop9h 27mUnited Airlines
Wed 12/3112:53 pmSUN - EWR
1 stop8h 22mUnited Airlines
Deal found 11/25$564
This American Airlines deal was found by Cheapflights users on 11/24. 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.
Thu 12/257:02 amEWR - SUN
1 stop7h 37mAmerican Airlines
Wed 12/311:09 pmSUN - EWR
1 stop7h 25mAmerican Airlines
Deal found 11/24$569
This Alaska Airlines deal was found by Cheapflights users on 11/25. 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 12/109:00 amEWR - SUN
2 stops27h 08mAlaska Airlines
Sun 12/1410:50 amSUN - EWR
1 stop17h 08mAlaska Airlines
Deal found 11/25$575
This Alaska Airlines deal was found by Cheapflights users on 11/25. 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 12/109:30 amJFK - SUN
2 stops26h 38mAlaska Airlines
Sun 12/1410:50 amSUN - JFK
1 stop10h 09mAlaska Airlines
Deal found 11/25$583
This American Airlines deal was found by Cheapflights users on 11/23. 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.
Thu 12/187:02 amEWR - SUN
1 stop7h 34mAmerican Airlines
Sun 12/211:06 pmSUN - EWR
1 stop7h 28mAmerican Airlines
Deal found 11/23$654
This United Airlines deal was found by Cheapflights users on 11/25. 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 12/246:15 amLGA - SUN
1 stop7h 57mUnited Airlines
Wed 12/3112:53 pmSUN - LGA
2 stops8h 50mUnited Airlines
Deal found 11/25$656
This Alaska Airlines deal was found by Cheapflights users on 11/25. 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 12/244:29 pmJFK - SUN
1 stop19h 23mAlaska Airlines
Wed 12/317:26 pmSUN - JFK
1 stop10h 33mAlaska Airlines
Deal found 11/25$667

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 25, 2025.

Popular in

December

Cheapest in

April

Average price

$559

Round-trip from

$288

One-way from

$171
Highest demand for flights based on searches. 4% potential increase in price ($32 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($35 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 25, 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 1/25

6:08 pm-11:14 am

1 stop19h 06m

Hailey Sun Valley-Friedman

Fri 1/30

11:56 am-6:24 pm

1 stop28h 28m

$308

NewarkHailey

EWR - SUN

EWRSUN

Newark

Mon 1/26

6:08 pm-11:14 am

1 stop19h 06m

Hailey Sun Valley-Friedman

Fri 1/30

8:21 pm-6:24 pm

1 stop20h 03m

$308

New YorkHailey

JFK - SUN

JFKSUN

New York John F Kennedy Intl

Mon 1/26

4:22 pm-11:14 am

1 stop20h 52m

Hailey Sun Valley-Friedman

Fri 1/30

11:56 am-10:52 pm

1 stop8h 56m

$308

New YorkHailey

JFK - SUN

JFKSUN

New York John F Kennedy Intl

Sat 1/10

11:30 am-7:38 pm

1 stop10h 08m

Hailey Sun Valley-Friedman

Tue 1/13

11:56 am-10:52 pm

1 stop8h 56m

$308

New YorkHailey

LGA - SUN

LGASUN

New York LaGuardia

Sun 1/25

6:15 am-12:02 pm

1 stop7h 47m

Hailey Sun Valley-Friedman

Fri 1/30

7:00 am-5:27 pm

1 stop8h 27m

$309

New YorkHailey

LGA - SUN

LGASUN

New York LaGuardia

Sat 1/17

6:00 am-11:46 am

1 stop7h 46m

Hailey Sun Valley-Friedman

Wed 1/21

1:16 pm-11:58 pm

1 stop8h 42m

$309

NewarkHailey

EWR - SUN

EWRSUN

Newark

Sat 1/10

7:00 am-12:13 pm

1 stop7h 13m

Hailey Sun Valley-Friedman

Tue 1/13

12:55 pm-11:59 pm

1 stop9h 04m

$309

NewarkHailey

EWR - SUN

EWRSUN

Newark

Mon 2/9

7:00 am-12:46 pm

1 stop7h 46m

Hailey Sun Valley-Friedman

Sun 2/15

1:28 pm-10:00 pm

1 stop6h 32m

$309

New YorkHailey

JFK - SUN

JFKSUN

New York John F Kennedy Intl

Sat 1/17

6:10 am-2:50 pm

1 stop10h 40m

Hailey Sun Valley-Friedman

Wed 1/21

3:30 pm-11:57 pm

1 stop6h 27m

$309

New YorkHailey

LGA - SUN

LGASUN

New York LaGuardia

Sat 1/10

6:35 am-2:50 pm

1 stop10h 15m

Hailey Sun Valley-Friedman

Tue 1/13

7:25 am-8:16 pm

2 stops10h 51m

$314

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/25

Showing 1-10 of 49 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 November 21, 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 33 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 $220
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 25, 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
7,999 reviews

Comfort

7.9

Boarding

8.1

Overall

7.9

Entertainment

7.9

Food

7.3

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
7,999 reviews
Delta
7.9
Good
7,999 reviews

Comfort

7.9

Boarding

8.1

Overall

7.9

Entertainment

7.9

Food

7.3

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
9,046 reviews
Delta
7.9
Good
7,999 reviews

Comfort

7.9

Boarding

8.1

Overall

7.9

Entertainment

7.9

Food

7.3

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 5 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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