Flights to Sun Valley from $ 256*
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1 Passenger, Economy
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today
today
United's most popular flights to Sun Valley (SUN)
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flight_land
$
Los Angeles (LAX)to
Sun Valley (SUN)02/28/26 - 03/07/26
from
$ 369
Viewed: 2 hours ago
Roundtrip
Economy
San Francisco (SFO)to
Sun Valley (SUN)03/10/26 - 03/14/26
from
$ 369
Viewed: 1 minute ago
Roundtrip
Economy
Denver (DEN)to
Sun Valley (SUN)03/14/26 - 03/18/26
from
$ 369
Viewed: 4 hours ago
Roundtrip
Economy
Chicago (ORD)to
Sun Valley (SUN)02/23/26 - 02/26/26
from
$ 256
Viewed: 1 hour ago
Roundtrip
Economy
Boston (BOS)to
Sun Valley (SUN)03/22/26 - 03/26/26
from
$ 341
Viewed: 5 hours ago
Roundtrip
Economy
Newark/New York (EWR)to
Sun Valley (SUN)04/01/26 - 04/08/26
from
$ 341
Viewed: 3 hours ago
Roundtrip
Economy
Houston (IAH)to
Sun Valley (SUN)03/18/26 - 03/25/26
from
$ 291
Viewed: 3 hours ago
Roundtrip
Economy
Newark/New York (LGA)to
Sun Valley (SUN)02/28/26 - 03/03/26
from
$ 313
Viewed: 14 hours ago
Roundtrip
Economy
*Prices have been available for round trips within the last 48 hours and may not be currently available. For Economy class, fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply. Schedules are subject to change without notice.
Business class deals on flights to Sun Valley (SUN)
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flight_land
$
Los Angeles (LAX)to
Sun Valley (SUN)
03/03/26 - 03/07/26
Roundtrip
Business
from
$ 639
Viewed: 19 hours ago
San Francisco (SFO)to
Sun Valley (SUN)
03/25/26 - 03/28/26
Roundtrip
Business
from
$ 639
Viewed: 23 hours ago
Denver (DEN)to
Sun Valley (SUN)
03/26/26 - 04/05/26
Roundtrip
Business
from
$ 639
Viewed: 8 hours ago
Chicago (ORD)to
Sun Valley (SUN)
03/24/26 - 03/30/26
Roundtrip
Business
from
$ 791
Viewed: 20 hours ago
Newark/New York (EWR)to
Sun Valley (SUN)
03/07/26 - 03/10/26
Roundtrip
Business
from
$ 1,299
Viewed: 22 hours ago
Boston (BOS)to
Sun Valley (SUN)
06/13/26 - 06/20/26
Roundtrip
Business
from
$ 1,357
Viewed: 9 hours ago
Honolulu (HNL)to
Sun Valley (SUN)
03/07/26 - 03/14/26
Roundtrip
Business
from
$ 1,987
Viewed: 1 day ago
Newark/New York (LGA)to
Sun Valley (SUN)
12/19/26 - 01/03/27
Roundtrip
Business
from
$ 3,522
Viewed: 1 hour ago
*Prices have been available for round trips within the last 48 hours and may not be currently available. For Economy class, fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply. Schedules are subject to change without notice.
Things to do after your flight to Sun Valley (SUN)
Fly to Sun Valley with United Airlines from over 200 airports within the United States and an additional 100 airports internationally.
Sun Valley’s top attractions
- Ski or snowboard on Bald Mountain or Dollar Mountain, offering opportunities no matter your experience level.
- Fish or hike at Big Wood, Silver Creek and along the Salmon River.
- Visit the Ernest Hemingway Memorial, dedicated to the famous 20th century American writer, or stop by his grave in nearby Ketchum.
Best time to travel to Sun Valley
Sun Valley is a popular destination year-round, depending which outdoor activities you prefer. Winter is perfect for skiing, snowboarding and snowshoeing. Summer is ideal for camping and whitewater rafting. The city also hosts many popular events throughout the year, including the Sun Valley Nordic Festival in winter, the Ernest Hemingway Festival in September and the Sun Valley Jazz and Music Festival in autumn. The Sun Valley Center Arts and Crafts Festival takes place in nearby Ketchum in late summer.