Sun Valley

$219+ Cheap flights from San Francisco (SFO) to Sun Valley, ID

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/13. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — BOI
Jun 18 — Jun 251
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Cheapflights Tip: The best prices from San Francisco to Sun Valley are usually found in June or October, booked 90 days in advance, depart on a Saturday or Friday and return on a Friday

Cheap flight deals from San Francisco to Sun Valley

Cheapest flights from San Francisco to Sun Valley
Explore the most affordable flight options available from San Francisco to Sun Valley. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 19, 2026.

This Delta deal was found by Cheapflights users on 5/19. 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.
Sat 6/135:05 pm
SFO
-
SUN
1 stop4h 04m
Delta
Tue 6/167:20 am
SUN
-
SFO
1 stop5h 48m
Delta
Deal found 5/19$219
This United Airlines deal was found by Cheapflights users on 5/18. 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 6/156:55 pm
SFO
-
SUN
Nonstop1h 56m
United Airlines
Sun 6/218:00 am
SUN
-
SFO
Nonstop2h 19m
United Airlines
Deal found 5/18$439
This Alaska Airlines deal was found by Cheapflights users on 5/18. 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 10/2811:00 am
SFO
-
SUN
1 stop23h 11m
Alaska Airlines
Sat 10/3111:53 am
SUN
-
SFO
1 stop10h 36m
Alaska Airlines
Deal found 5/18$445
This Delta deal was found by Cheapflights users on 5/17. 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.
Sat 6/69:43 am
SFO
-
SUN
1 stop3h 51m
Delta
Thu 6/111:10 pm
SUN
-
SFO
1 stop4h 15m
Delta
Deal found 5/17$464
This Delta deal was found by Cheapflights users on 5/14. 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.
Fri 5/294:55 pm
SFO
-
SUN
1 stop4h 04m
Delta
Tue 6/212:39 pm
SUN
-
SFO
1 stop4h 25m
Delta
Deal found 5/14$469
This Delta deal was found by Cheapflights users on 5/18. 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 7/239:55 am
SFO
-
SUN
1 stop3h 36m
Delta
Fri 7/311:10 pm
SUN
-
SFO
1 stop4h 02m
Delta
Deal found 5/18$479
This Alaska Airlines deal was found by Cheapflights users on 5/18. 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.
Mon 7/279:59 pm
SFO
-
SUN
2 stops20h 02m
Alaska Airlines
Fri 7/317:43 pm
SUN
-
SFO
1 stop14h 37m
Alaska Airlines
Deal found 5/18$493
This Delta deal was found by Cheapflights users on 5/19. 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 7/29:55 am
SFO
-
SUN
1 stop3h 39m
Delta
Wed 7/87:20 am
SUN
-
SFO
1 stop5h 41m
Delta
Deal found 5/19$498

Find flight deals from San Francisco to Sun Valley

Keep the following information in mind while searching for San Francisco to Sun Valley flight deals. Data was last updated May 19, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$219
(Delta)

Popular in

November

Cheapest in

June

Average price

$476
Provider with most accurate pricing for San Francisco-Hailey Sun Valley-Friedman flight deals.
Provider most trusted by Cheapflights users for San Francisco-Hailey Sun Valley-Friedman flights.
From San Francisco to Sun Valley
Highest demand for flights based on searches. 22% potential increase in price ($168 potential increase over avg. RT price).
Cheapest flight prices on average. 10% potential price decrease ($55 potential savings vs. average RT price).
Average for round-trip flights in May 2026

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Francisco to Sun Valley 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 May 19, 2026.
Use the filters below to find and compare flights from San Francisco to Sun Valley that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San FranciscoHailey

SFO - SUN

SFOSUN

San Francisco

Sat 6/13

5:05 pm-10:09 pm

1 stop4h 04m

Hailey Sun Valley-Friedman

Tue 6/16

7:20 am-12:08 pm

1 stop5h 48m

$219

San FranciscoHailey

SFO - SUN

SFOSUN

San Francisco

Sat 6/20

5:05 pm-10:09 pm

1 stop4h 04m

Hailey Sun Valley-Friedman

Tue 6/23

1:10 pm-4:26 pm

1 stop4h 16m

$219

San FranciscoHailey

SFO - SUN

SFOSUN

San Francisco

Mon 6/15

6:55 pm-9:51 pm

Nonstop1h 56m

Hailey Sun Valley-Friedman

Sun 6/21

7:00 am-11:25 am

1 stop5h 25m

$509

San FranciscoHailey

SFO - SUN

SFOSUN

San Francisco

Sat 7/18

11:45 am-10:07 pm

2 stops9h 22m

Hailey Sun Valley-Friedman

Sun 7/26

1:10 pm-11:19 pm

2 stops11h 09m

$509

San FranciscoHailey

SFO - SUN

SFOSUN

San Francisco

Sat 6/13

6:55 pm-9:51 pm

Nonstop1h 56m

Hailey Sun Valley-Friedman

Tue 6/16

8:00 am-9:19 am

Nonstop2h 19m

$519

San FranciscoHailey

SFO - SUN

SFOSUN

San Francisco

Thu 6/4

6:55 pm-9:51 pm

Nonstop1h 56m

Hailey Sun Valley-Friedman

Sun 6/7

8:00 am-9:19 am

Nonstop2h 19m

$524
Quickest round-trip

San FranciscoHailey

SFO - SUN

SFOSUN

San Francisco

Sat 6/6

6:55 pm-9:51 pm

Nonstop1h 56m

Hailey Sun Valley-Friedman

Thu 6/11

8:00 am-9:18 am

Nonstop2h 18m

$524

San FranciscoHailey

SFO - SUN

SFOSUN

San Francisco

Mon 7/27

9:59 pm-7:01 pm

2 stops20h 02m

Hailey Sun Valley-Friedman

Fri 7/31

7:43 pm-2:51 pm

2 stops20h 08m

$528

San FranciscoHailey

SFO - SUN

SFOSUN

San Francisco

Thu 6/4

1:17 pm-10:14 am

2 stops19h 57m

Hailey Sun Valley-Friedman

Sun 6/7

10:56 am-8:42 am

2 stops22h 46m

$533

San FranciscoHailey

SFO - SUN

SFOSUN

San Francisco

Fri 5/29

4:55 pm-9:59 pm

1 stop4h 04m

Hailey Sun Valley-Friedman

Tue 6/2

7:30 am-3:56 pm

2 stops9h 26m

$549

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/15

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

Best time to book a flight from San Francisco to Sun Valley

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

What is the cheapest time of day to fly from SFO to SV9?

Find hourly flight availability from San Francisco to Sun Valley. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 19, 2026.

It’s typically best to fly out from San Francisco to Sun Valley at noon. Doing so could potentially save you 29% on the flight price compared to flying in the morning, which is usually more expensive.

How much does it cost to fly round-trip from San Francisco to Sun Valley?

What is the cheapest day to fly from San Francisco to Sun Valley?

Use this chart to determine the cheapest time to fly round-trip from San Francisco to Sun Valley. Price data was last updated on May 16, 2026.

Travelers seeking maximum savings on their San Francisco to Sun Valley flight should consider departing on Thursday mornings when fares are most often at their lowest. Monday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

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 May 19, 2026.
Peruse reviews from past customers who have flown with Delta and United Airlines from San Francisco to Sun Valley to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Boarding

8.1

Food

7.2

Crew

8.5

Entertainment

7.8

Overall

7.9

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Michael,Sep 2023

SMF - ATL

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin

Boarding

8.1

Food

7.2

Crew

8.5

Entertainment

7.8

Overall

7.9

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Michael,Sep 2023

SMF - ATL

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin

Boarding

8.1

Food

7.2

Crew

8.5

Entertainment

7.8

Overall

7.9

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Michael,Sep 2023

SMF - ATL

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin

Related info for your journey

Find useful and relevant information for your journey from San Francisco to Sun Valley. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airport do you fly from for flights from San Francisco to Sun Valley?

    San Francisco (SFO), located 11.0 mi from the city center, is the airport you fly out of when you book flights from San Francisco to Sun Valley. 4 airlines have flights from San Francisco to Sun Valley on a regular basis. Booking flights from San Francisco to Sun Valley should not be difficult; the airport handles an average of 0 outbound flights to Sun Valley per day.

  • How popular is this San Francisco to Sun Valley flight route?

  • How long is the flight from San Francisco to Sun Valley?

    Airlines like Delta and United Airlines fly from San Francisco to Sun Valley in about 1h 56m. The time it takes to get you to your destination can typically vary by up to 2h 08m. The distance between San Francisco and Sun Valley is about 587 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the most reliable airlines from San Francisco to Sun Valley?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from San Francisco to Sun Valley on time: Copa Airlines (100%), United Airlines (82%), SkyWest Airlines (80%).

  • What are the cheapest flights from San Francisco to Sun Valley?

    While on average a flight from San Francisco to Sun Valley is generally $322, our data shows the cheapest flight currently is $98. When looking at the most popular route, (San Francisco - Hailey Sun Valley-Friedman), you can expect to pay $439 for that flight.

  • Can I find deals for flights from San Francisco to Sun Valley that include hotel bookings?

    Yes. In addition to deals on San Francisco to Sun Valley flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Francisco to Sun Valley?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Francisco to Sun Valley.

  • Can I find deals for business class flights from San Francisco to Sun Valley?

    Yes. Cheapflights offers flight deals from San Francisco to Sun Valley by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Top 4 airlines flying from San Francisco to Sun Valley

Discover the top 4 airlines that operate flights from San Francisco to Sun Valley. 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 May 19, 2026.
AirlineCheapestAverageFlexibilityOn-time
Hawaiian AirlinesCheapest$78Average$208FlexibilityNo cancel feeOn-time85%
Alaska AirlinesCheapest$128Average$268FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$130Average$416FlexibilityNo cancel feeOn-time69%
DeltaCheapest$179Average$518FlexibilityNo cancel feeOn-timeN/A

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