$69+ Cheap flights from San Francisco (SFO) to Idaho
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 4/29. Fares are subject to change and may not be available on all flights or dates of travel.
Find cheap flights from San Francisco to Idaho with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from San Francisco to Idaho
Keep the following information in mind while searching for San Francisco to Idaho flight deals. Data was last updated March 26, 2025.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $137 (Hawaiian Airlines) |
One-way from | $69 (Hawaiian Airlines) |
Popular in | December |
Cheapest in | April |
Average price | $305 |
Good round-trip deal | $177 or less |
Good one-way deal | $153 or less |
Find flight deals from San Francisco to Idaho
Cheapest flights from San Francisco to IdahoExplore the most affordable flight options available from San Francisco to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 26, 2025.
Explore the most affordable flight options available from San Francisco to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 26, 2025.
This Hawaiian Airlines deal was found by Cheapflights users on 3/25. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Alaska Airlines deal was found by Cheapflights users on 3/24. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Delta deal was found by Cheapflights users on 3/25. 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.
This Alaska Airlines deal was found by Cheapflights users on 3/25. 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.
This Delta deal was found by Cheapflights users on 3/25. 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.
This Southwest deal was found by Cheapflights users on 3/25. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Delta deal was found by Cheapflights users on 3/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Expedia deal was found by Cheapflights users on 3/25. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Southwest deal was found by Cheapflights users on 3/25. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Delta deal was found by Cheapflights users on 3/25. 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.
This United deal was found by Cheapflights users on 3/25. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Hawaiian Airlines deal was found by Cheapflights users on 3/25. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Cheapflights Fare Finder
Customize your flight search to find flights from San Francisco to Idaho 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 March 26, 2025.
Use the filters below to find and compare flights from San Francisco to Idaho that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
San FranciscoBoise
SFO - BOI
SFOBOI
San Francisco
Sat 6/7
2:31 pm-5:11 pm
Nonstop1h 40m
Boise Air Term. Gowen Fld
Sat 6/14
6:00 pm-6:53 pm
Nonstop1h 53m
San FranciscoBoise
SFO - BOI
SFOBOI
San Francisco
Tue 5/27
2:31 pm-5:11 pm
Nonstop1h 40m
Boise Air Term. Gowen Fld
Fri 5/30
1:00 pm-1:44 pm
Nonstop1h 44m
San FranciscoBoise
SFO - BOI
SFOBOI
San Francisco
Tue 5/6
10:04 am-5:03 pm
1 stop5h 59m
Boise Air Term. Gowen Fld
Sat 5/10
7:50 pm-12:04 am
1 stop5h 14m
San FranciscoHailey
SFO - SUN
SFOSUN
San Francisco
Tue 4/29
5:55 am-12:08 pm
1 stop5h 13m
Hailey Sun Valley-Friedman
Sat 5/3
12:56 pm-4:17 pm
1 stop4h 21m
San FranciscoSpokane
SFO - GEG
SFOGEG
San Francisco
Fri 4/18
3:16 pm-5:24 pm
Nonstop2h 08m
Spokane
Sun 4/20
6:04 pm-8:15 pm
Nonstop2h 11m
San FranciscoSpokane
SFO - GEG
SFOGEG
San Francisco
Fri 4/18
5:10 am-11:35 am
1 stop6h 25m
Spokane
Sun 4/20
4:45 pm-12:05 am
1 stop7h 20m
San FranciscoSpokane
SFO - GEG
SFOGEG
San Francisco
Fri 5/2
6:05 am-10:35 am
1 stop4h 30m
Spokane
Sun 5/4
7:26 am-12:51 pm
1 stop5h 25m
San FranciscoBoise
SFO - BOI
SFOBOI
San Francisco
Fri 5/16
2:31 pm-5:11 pm
Nonstop1h 40m
Boise Air Term. Gowen Fld
Sun 5/18
2:27 pm-12:31 am
1 stop11h 04m
San FranciscoBoise
SFO - BOI
SFOBOI
San Francisco
Tue 5/6
12:45 pm-10:55 pm
2 stops9h 10m
Boise Air Term. Gowen Fld
Sat 5/10
3:10 pm-10:20 pm
1 stop8h 10m
San FranciscoWest Yellowstone
SFO - WYS
SFOWYS
San Francisco
Sat 8/23
5:45 am-10:37 am
1 stop3h 52m
West Yellowstone
Sat 9/6
11:28 am-4:19 pm
1 stop5h 51m
Best time to book a flight from San Francisco to Idaho
Have a flexible travel schedule? Discover the best time to fly to Idaho from San Francisco with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from San Francisco to Idaho
What is the cheapest month to book a flight from San Francisco to Idaho?
Currently, October is the cheapest month in which you can book a flight from San Francisco to Idaho (average of $314). Flying from San Francisco to Idaho in June is currently the most expensive (average of $421). 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 ID?
Find hourly flight availability from San Francisco to Idaho. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 26, 2025.
When flying from San Francisco to Idaho, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Weekly flight availability from San Francisco to Idaho
Explore weekly flight availability from San Francisco to Idaho. 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 March 26, 2025.
The most flights from SFO to USID are scheduled on a Monday (15 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (2 on average).
Rainfall in Idaho by month
Plan your trip to Idaho by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Idaho ranges from 0.2 - 1.6 inches per month. December is typically the wettest month, when rainfall can reach 1.6 in. August is typically the driest time to visit Idaho when rainfall is around 0.2 in.
Temperature in Idaho by month
Plan your trip to Idaho by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Idaho, 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 75.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 30.2 F).
Reviews of airlines servicing Idaho
Get insights into the airlines that provide service to Idaho. 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 Idaho. Reviews last updated March 26, 2025.
See what other customers who have flown with Southwest, Alaska Airlines and Delta from San Francisco to Idaho have to say. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Overall
Boarding
Comfort
Crew
Food
Entertainment
Reviews
Merlyn,Feb 2025
LAX - SMF
Overall
Boarding
Comfort
Crew
Food
Entertainment
Reviews
Merlyn,Feb 2025
LAX - SMF
Overall
Boarding
Comfort
Crew
Food
Entertainment
Reviews
Merlyn,Feb 2025
LAX - SMF
Overall
Boarding
Comfort
Crew
Food
Entertainment
Reviews
Merlyn,Feb 2025
LAX - SMF
Overall
Boarding
Comfort
Crew
Food
Entertainment
Reviews
Merlyn,Feb 2025
LAX - SMF
Overall
Boarding
Comfort
Crew
Food
Entertainment
Reviews
Merlyn,Feb 2025
LAX - SMF
Related info for your journey
Find useful and relevant information for your journey from San Francisco to Idaho. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for San Francisco to Idaho
See prices for flight routes from nearby airports that may be better suited for you.
Top 4 airlines flying from San Francisco to Idaho
Discover the top 4 airlines that operate flights from San Francisco to Idaho. 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 March 26, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$84 | Average$187 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$155 | Average$366 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$157 | Average$483 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$238 | Average$496 | FlexibilityNo cancel fee | On-timeN/A |