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$99+ Cheap flights from San Francisco (SFO) to Sun Valley, ID

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 3/1. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — BOI
feb. 4 — feb. 111
mar. 2/4
mar. 2/11
1 adult, Economy
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The best prices from San Francisco to Sun Valley are usually found in April or May, booked 46 days in advance, depart on a Saturday or Wednesday and return on a Friday

Cheap flight deals from San Francisco to Sun Valley

Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to Sun Valley (SV9). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated enero 30, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$313
(Delta)

One-way from

$99
(Delta)

Popular in

December

Cheapest in

April

Average price

$539
Provider with most accurate pricing for San Francisco-Hailey Sun Valley-Friedman flight deals.
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Provider most trusted by Cheapflights users for San Francisco-Hailey Sun Valley-Friedman flights.
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From San Francisco to Sun Valley
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One-way flight from San Francisco to Sun Valley
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Highest demand for flights based on searches. 13% potential increase in price ($78 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($15 potential savings vs. average RT price).
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Average for round-trip flights in January 2025
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Find 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 enero 30, 2025.

This Delta deal was found by Cheapflights users on 1/30. 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.
sáb. 3/156:05 amSFO - SUN
1 stop6h 00mDelta
mar. 3/1812:55 pmSUN - SFO
2 stops10h 28mDelta
Deal found 1/30$313
This United Airlines deal was found by Cheapflights users on 1/30. 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.
mar. 8/124:24 pmSFO - SUN
Nonstop2h 05mUnited Airlines
sáb. 8/168:40 amSUN - SFO
Nonstop2h 15mUnited Airlines
Deal found 1/30$327
This Alaska Airlines deal was found by Cheapflights users on 1/30. 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.
vie. 3/147:30 amSFO - SUN
1 stop25h 07mAlaska Airlines
mar. 3/1810:19 amSUN - SFO
1 stop6h 24mAlaska Airlines
Deal found 1/30$335

Find flights from San Francisco to Sun Valley within your budget

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 enero 30, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

San FranciscoHailey

SFO - SUN

SFOSUN

San Francisco

sáb. 3/15

6:05 am-1:05 pm

1 stop6h 00m

Hailey Sun Valley-Friedman

mar. 3/18

12:55 pm-10:23 pm

2 stops10h 28m

$313

San FranciscoHailey

SFO - SUN

SFOSUN

San Francisco

vie. 3/14

7:30 am-9:37 am

1 stop25h 07m

Hailey Sun Valley-Friedman

mar. 3/18

10:19 am-3:43 pm

1 stop6h 24m

$335

San FranciscoHailey

SFO - SUN

SFOSUN

San Francisco

dom. 3/16

10:40 am-1:44 pm

Nonstop2h 04m

Hailey Sun Valley-Friedman

dom. 3/23

8:00 am-9:36 am

Nonstop2h 36m

$379

San FranciscoHailey

SFO - SUN

SFOSUN

San Francisco

sáb. 3/1

5:16 pm-10:39 pm

1 stop4h 23m

$99

San FranciscoHailey

SFO - SUN

SFOSUN

San Francisco

jue. 2/6

2:43 pm-9:40 am

1 stop17h 57m

$205

San FranciscoHailey

SFO - SUN

SFOSUN

San Francisco

vie. 3/7

6:40 pm-9:30 pm

Nonstop1h 50m

$275

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/30

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.

Travel insights for flights from San Francisco to Sun Valley

Get recent, data-driven insights about flights from San Francisco to Sun Valley including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from San Francisco to Sun Valley?

Use this chart to determine the optimal time to book a round-trip flight from San Francisco to Sun Valley. Price data was last updated on January 24, 2025.

Booking 46 days in advance of your planned departure date is, on average, the best time to get cheap flights from San Francisco to Sun Valley. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from San Francisco to Sun Valley?

Currently, October is the cheapest month in which you can book a flight from San Francisco to Sun Valley (average of $314). Flying from San Francisco to Sun Valley in June is currently the most expensive (average of $436). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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 enero 30, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from San Francisco to Sun Valley as you normally would.

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 January 26, 2025.

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

Weekly flight availability from San Francisco to Sun Valley

Explore weekly flight availability from San Francisco to Sun Valley. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated enero 30, 2025.

The most flights from SFO to SV9 are scheduled on a Monday (15 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (13 on average).

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 enero 30, 2025.
To help decide which airline to fly from San Francisco to Sun Valley, see what other customers have to say about Alaska Airlines, Delta and United Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,686 reviews

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

7.9

Food

7.1

Entertainment

7.1

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Alaska Airlines
8.0
Very good
9,686 reviews
Alaska Airlines
8.0
Very good
9,686 reviews

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

7.9

Food

7.1

Entertainment

7.1

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Delta
8.0
Very good
8,450 reviews
Alaska Airlines
8.0
Very good
9,686 reviews

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

7.9

Food

7.1

Entertainment

7.1

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

United Airlines
7.4
Good
8,906 reviews
Alaska Airlines
8.0
Very good
9,686 reviews

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

7.9

Food

7.1

Entertainment

7.1

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

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 11.8 mi from the city center, is the airport you fly out of when you book flights from San Francisco to Sun Valley. 3 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 1 outbound flight to Sun Valley per day.

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

    The San Francisco to Sun Valley flight path was viewed by 7 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • What are the cheapest airlines to fly from San Francisco to Sun Valley one-way?

    One-way options have recently been found by users for as low as $99 on Delta. Other airlines that offer cheap prices include Alaska Airlines from $205 and United Airlines from $275 one-way.

  • 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%), Emirates (85%), United Airlines (84%).

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

    While on average a flight from San Francisco to Sun Valley is generally $422, our data shows the cheapest flight currently is $73. When looking at the most popular route, (San Francisco - Hailey Sun Valley-Friedman), you can expect to pay $263 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.

  • What is the cheapest month to book a flight from San Francisco to Sun Valley?

    Currently, October is the cheapest month in which you can book a flight from San Francisco to Sun Valley (average of $314). Flying from San Francisco to Sun Valley in June is currently the most expensive (average of $436). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top 3 airlines flying from San Francisco to Sun Valley

Discover the top 3 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 enero 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$137Average$272FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$170Average$447FlexibilityNo cancel feeOn-time69%
DeltaCheapest$278Average$501FlexibilityNo cancel feeOn-timeN/A
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