$109+ Cheap flights from San Francisco to Idaho Falls (SFO - IDA)
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 5/19. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — IDA
Mar 6 — Mar 131
1 adult, Economy
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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
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Cheapest flights from San Francisco to Idaho FallsExplore the most affordable flight options available from San Francisco to Idaho Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 4, 2026.
Explore the most affordable flight options available from San Francisco to Idaho Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 4, 2026.
This Expedia deal was found by Cheapflights users on 2/2. 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.
Wed 3/411:34 am
SFO
- IDA
1 stop11h 02m
Alaska Airlines
Sat 3/75:20 pm
IDA
- SFO
1 stop5h 46m
Alaska Airlines
Deal found 2/2![Alaska Airlines logo]()
$217
This Kiwi.com deal was found by Cheapflights users on 2/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/232:01 pm
SFO
- IDA
1 stop24h 26m
Multiple Airlines
Mon 4/2710:21 pm
IDA
- SFO
1 stop19h 31m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$236
This Delta deal was found by Cheapflights users on 2/2. 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.
Mon 3/25:05 pm
SFO
- IDA
1 stop4h 16m
Delta
Tue 3/36:35 pm
IDA
- SFO
1 stop6h 19m
Delta
Deal found 2/2![Delta logo]()
$268
This Delta deal was found by Cheapflights users on 2/3. 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.
Sun 8/26:00 am
SFO
- IDA
1 stop3h 39m
Delta
Thu 8/133:04 pm
IDA
- SFO
1 stop4h 31m
Delta
Deal found 2/3![Delta logo]()
$276
This Alaska Airlines deal was found by Cheapflights users on 2/3. 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.
Tue 8/43:52 pm
SFO
- IDA
1 stop7h 07m
Alaska Airlines
Tue 8/114:17 pm
IDA
- SFO
1 stop4h 30m
Alaska Airlines
Deal found 2/3![Alaska Airlines logo]()
$290
This Delta deal was found by Cheapflights users on 2/3. 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.
Sun 8/26:00 am
SFO
- IDA
1 stop3h 39m
Delta
Fri 8/143:04 pm
IDA
- SFO
1 stop4h 31m
Delta
Deal found 2/3![Delta logo]()
$291
This Alaska Airlines deal was found by Cheapflights users on 2/3. 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.
Sat 8/85:20 pm
SFO
- IDA
1 stop5h 39m
Alaska Airlines
Tue 8/114:17 pm
IDA
- SFO
1 stop4h 30m
Alaska Airlines
Deal found 2/3![Alaska Airlines logo]()
$305
This Delta deal was found by Cheapflights users on 2/3. 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.
Mon 7/276:00 am
SFO
- IDA
1 stop3h 39m
Delta
Tue 7/283:04 pm
IDA
- SFO
1 stop4h 31m
Delta
Deal found 2/3![Delta logo]()
$318
This CheapOair deal was found by Cheapflights users on 2/4. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/45:31 pm
SFO
- IDA
1 stop20h 58m
Alaska Airlines
Fri 5/84:06 pm
IDA
- SFO
1 stop6h 17m
Alaska Airlines
Deal found 2/4![Alaska Airlines logo]()
$319
This Delta deal was found by Cheapflights users on 2/3. 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.
Sun 8/26:00 am
SFO
- IDA
1 stop3h 39m
Delta
Sat 8/156:50 pm
IDA
- SFO
1 stop6h 02m
Delta
Deal found 2/3![Delta logo]()
$320
Best flights from San Francisco to Idaho FallsDiscover carefully curated flight deals from San Francisco to Idaho Falls that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 4, 2026.
Discover carefully curated flight deals from San Francisco to Idaho Falls that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 4, 2026.
This Delta deal was found by Cheapflights users on 2/2. 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.
Mon 3/25:05 pm
SFO
- IDA
1 stop4h 16m
Delta
Tue 3/36:35 pm
IDA
- SFO
1 stop6h 19m
Delta
Deal found 2/2![Delta logo]()
$268
This Kiwi.com deal was found by Cheapflights users on 2/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/239:33 pm
SFO
- IDA
1 stop16h 54m
Multiple Airlines
Mon 4/2710:21 pm
IDA
- SFO
2 stops24h 13m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$276
This CheapOair deal was found by Cheapflights users on 2/2. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/46:57 pm
SFO
- IDA
1 stop19h 32m
Alaska Airlines
Fri 5/84:06 pm
IDA
- SFO
1 stop6h 17m
Alaska Airlines
Deal found 2/2![Alaska Airlines logo]()
$329
This Delta deal was found by Cheapflights users on 2/3. 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.
Sun 8/26:00 am
SFO
- IDA
1 stop3h 39m
Delta
Thu 8/133:04 pm
IDA
- SFO
1 stop4h 31m
Delta
Deal found 2/3![Delta logo]()
$276
This Delta deal was found by Cheapflights users on 2/2. 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.
Tue 7/286:00 am
SFO
- IDA
1 stop3h 39m
Delta
Tue 8/43:04 pm
IDA
- SFO
1 stop4h 31m
Delta
Deal found 2/2![Delta logo]()
$290
This Kiwi.com deal was found by Cheapflights users on 2/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/109:33 pm
SFO
- IDA
1 stop16h 54m
Multiple Airlines
Sun 5/175:46 pm
IDA
- SFO
2 stops24h 08m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$352
This Alaska Airlines deal was found by Cheapflights users on 2/1. 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 6/107:00 am
SFO
- IDA
1 stop7h 40m
Alaska Airlines
Mon 6/156:00 am
IDA
- SFO
1 stop6h 21m
Alaska Airlines
Deal found 2/1![Alaska Airlines logo]()
$365
This Delta deal was found by Cheapflights users on 2/3. 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.
Mon 8/36:00 am
SFO
- IDA
1 stop3h 39m
Delta
Fri 8/143:04 pm
IDA
- SFO
1 stop4h 31m
Delta
Deal found 2/3![Delta logo]()
$305
This Alaska Airlines deal was found by Cheapflights users on 2/2. 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 3/410:35 am
SFO
- IDA
2 stops12h 01m
Alaska Airlines
Sat 3/78:00 am
IDA
- SFO
2 stops13h 44m
Alaska Airlines
Deal found 2/2![Alaska Airlines logo]()
$366
This Delta deal was found by Cheapflights users on 2/3. 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.
Sun 8/26:00 am
SFO
- IDA
1 stop3h 39m
Delta
Sat 8/156:50 pm
IDA
- SFO
1 stop6h 02m
Delta
Deal found 2/3![Delta logo]()
$320
This Delta deal was found by Cheapflights users on 2/3. 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.
Sun 7/266:00 am
SFO
- IDA
1 stop3h 39m
Delta
Tue 7/283:04 pm
IDA
- SFO
1 stop4h 31m
Delta
Deal found 2/3![Delta logo]()
$333
This Delta deal was found by Cheapflights users on 2/3. 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 7/256:00 am
SFO
- IDA
1 stop3h 39m
Delta
Wed 7/2911:20 am
IDA
- SFO
1 stop6h 03m
Delta
Deal found 2/3![Delta logo]()
$334
Last-minute flights from San Francisco to Idaho FallsDiscover last-minute flight deals from San Francisco to Idaho Falls. Data last updated February 4, 2026 and is based on user searches.
Discover last-minute flight deals from San Francisco to Idaho Falls. Data last updated February 4, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 2/2. 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.
Sun 2/155:55 am
SFO
- IDA
1 stop5h 27m
Delta
Wed 2/186:35 pm
IDA
- SFO
1 stop6h 19m
Delta
Deal found 2/2![Delta logo]()
$464
This Alaska Airlines deal was found by Cheapflights users on 2/2. 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 2/254:21 pm
SFO
- IDA
1 stop6h 15m
Alaska Airlines
Sun 3/18:00 am
IDA
- SFO
1 stop16h 59m
Alaska Airlines
Deal found 2/2![Alaska Airlines logo]()
$401
This Alaska Airlines deal was found by Cheapflights users on 2/3. 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.
Sat 2/287:28 pm
SFO
- IDA
1 stop27h 08m
Alaska Airlines
Tue 3/38:00 am
IDA
- SFO
1 stop7h 02m
Alaska Airlines
Deal found 2/3![Alaska Airlines logo]()
$371
This Alaska Airlines deal was found by Cheapflights users on 2/3. 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.
Sun 3/17:50 am
SFO
- IDA
2 stops14h 46m
Alaska Airlines
Sat 3/75:20 pm
IDA
- SFO
1 stop5h 46m
Alaska Airlines
Deal found 2/3![Alaska Airlines logo]()
$330
This Delta deal was found by Cheapflights users on 2/2. 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.
Mon 3/25:05 pm
SFO
- IDA
1 stop4h 16m
Delta
Tue 3/36:35 pm
IDA
- SFO
1 stop6h 19m
Delta
Deal found 2/2![Delta logo]()
$268
This Alaska Airlines deal was found by Cheapflights users on 2/2. 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 3/29:00 am
SFO
- IDA
2 stops13h 36m
Alaska Airlines
Tue 3/38:00 am
IDA
- SFO
1 stop7h 02m
Alaska Airlines
Deal found 2/2![Alaska Airlines logo]()
$446
This Expedia deal was found by Cheapflights users on 2/2. 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.
Wed 3/411:34 am
SFO
- IDA
1 stop11h 02m
Alaska Airlines
Sat 3/75:20 pm
IDA
- SFO
1 stop5h 46m
Alaska Airlines
Deal found 2/2![Alaska Airlines logo]()
$217
One-way flights from San Francisco to Idaho FallsSearch for one-way flight options from San Francisco to Idaho Falls. Find affordable one-way fares based on user searches. Data last updated February 4, 2026.
Search for one-way flight options from San Francisco to Idaho Falls. Find affordable one-way fares based on user searches. Data last updated February 4, 2026.
This Delta deal was found by Cheapflights users on 2/3. 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.
Tue 5/196:00 am
SFO
- IDA
1 stop3h 47m
Delta
Deal found 2/3![Delta logo]()
$109
This CheapOair deal was found by Cheapflights users on 2/3. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/1910:57 am
SFO
- IDA
2 stops10h 48m
Alaska Airlines
Deal found 2/3![Alaska Airlines logo]()
$160
This CheapOair deal was found by Cheapflights users on 2/2. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/2412:17 pm
SFO
- IDA
1 stop10h 42m
Alaska Airlines
Deal found 2/2![Alaska Airlines logo]()
$165
This Alaska Airlines deal was found by Cheapflights users on 2/4. 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 5/46:57 pm
SFO
- IDA
1 stop26h 43m
Alaska Airlines
Deal found 2/4![Alaska Airlines logo]()
$217
This United Airlines deal was found by Cheapflights users on 2/2. 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 6/246:15 am
SFO
- IDA
1 stop6h 09m
United Airlines
Deal found 2/2![United Airlines logo]()
$246
Find flight deals from San Francisco to Idaho Falls
Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to Idaho Falls (IDA). 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 February 4, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $217 (Delta) |
One-way from | $109 (Delta) |
Popular in | April |
Cheapest in | January |
Average price | $520 |
Cheapflights Fare Finder
Customize your flight search to find flights from San Francisco to Idaho Falls 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 February 4, 2026.
Use the filters below to find and compare flights from San Francisco to Idaho Falls that are best for you.
Fly from
San Francisco
Fly to
Idaho Falls
Route
Depart
Return
Price
San FranciscoIdaho Falls
SFO - IDA
SFOIDA
San Francisco
Mon 3/2
5:05 pm-10:21 pm
1 stop4h 16m
Idaho Falls Fanning Field
Tue 3/3
6:35 pm-11:54 pm
1 stop6h 19m
$268
San FranciscoIdaho Falls
SFO - IDA
SFOIDA
San Francisco
Thu 4/23
9:33 pm-3:27 pm
1 stop16h 54m
Idaho Falls Fanning Field
Mon 4/27
10:21 pm-9:34 pm
2 stops24h 13m
$276
San FranciscoIdaho Falls
SFO - IDA
SFOIDA
San Francisco
Sun 8/2
6:00 am-10:39 am
1 stop3h 39m
Idaho Falls Fanning Field
Thu 8/13
3:04 pm-6:35 pm
1 stop4h 31m
$276
San FranciscoIdaho Falls
SFO - IDA
SFOIDA
San Francisco
Tue 7/28
6:00 am-10:39 am
1 stop3h 39m
Idaho Falls Fanning Field
Tue 8/4
3:04 pm-6:35 pm
1 stop4h 31m
$290
San FranciscoIdaho Falls
SFO - IDA
SFOIDA
San Francisco
Mon 8/3
6:00 am-10:39 am
1 stop3h 39m
Idaho Falls Fanning Field
Fri 8/14
3:04 pm-6:35 pm
1 stop4h 31m
$305
San FranciscoIdaho Falls
SFO - IDA
SFOIDA
San Francisco
Sun 8/2
6:00 am-10:39 am
1 stop3h 39m
Idaho Falls Fanning Field
Sat 8/15
6:50 pm-11:52 pm
1 stop6h 02m
$320
San FranciscoIdaho Falls
SFO - IDA
SFOIDA
San Francisco
Mon 5/4
6:57 pm-3:29 pm
1 stop19h 32m
Idaho Falls Fanning Field
Fri 5/8
4:06 pm-9:23 pm
1 stop6h 17m
$329
San FranciscoIdaho Falls
SFO - IDA
SFOIDA
San Francisco
Sun 7/26
6:00 am-10:39 am
1 stop3h 39m
Idaho Falls Fanning Field
Tue 7/28
3:04 pm-6:35 pm
1 stop4h 31m
$333
San FranciscoIdaho Falls
SFO - IDA
SFOIDA
San Francisco
Sat 7/25
6:00 am-10:39 am
1 stop3h 39m
Idaho Falls Fanning Field
Wed 7/29
11:20 am-4:23 pm
1 stop6h 03m
$334
San FranciscoIdaho Falls
SFO - IDA
SFOIDA
San Francisco
Sun 5/10
9:33 pm-3:27 pm
1 stop16h 54m
Idaho Falls Fanning Field
Sun 5/17
5:46 pm-4:54 pm
2 stops24h 08m
$352
Showing 1-10 of 16 results
Compare providers for flights from San Francisco to Idaho Falls
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Francisco to Idaho Falls in February.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on San Francisco-Idaho Falls flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Francisco-Idaho Falls flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Francisco-Idaho Falls flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on San Francisco-Idaho Falls flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Francisco-Idaho Falls flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from San Francisco to Idaho Falls
Have a flexible travel schedule? Discover the best time to fly to Idaho Falls from San Francisco with our price prediction graph.
SFO-IDA
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 Idaho Falls
Reviews of airlines servicing Idaho Falls
Get insights into the airlines that provide service to Idaho Falls. 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 Falls. Reviews last updated February 4, 2026.
Peruse reviews from past customers who have flown with Alaska Airlines, Delta, and United Airlines from San Francisco to Idaho Falls 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.
Food
7.1
Entertainment
7.0
Comfort
7.8
Crew
8.5
Boarding
8.1
Overall
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Jan 2026
STS - LAX
Food
7.1
Entertainment
7.0
Comfort
7.8
Crew
8.5
Boarding
8.1
Overall
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Jan 2026
STS - LAX
Food
7.1
Entertainment
7.0
Comfort
7.8
Crew
8.5
Boarding
8.1
Overall
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Jan 2026
STS - LAX
Food
7.1
Entertainment
7.0
Comfort
7.8
Crew
8.5
Boarding
8.1
Overall
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Jan 2026
STS - LAX
Related info for your journey
Find useful and relevant information for your journey from San Francisco to Idaho Falls. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Idaho Falls?
Book flights to Idaho Falls if you plan to visit one of these locationsRexburg
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Browse through other flights departing from San Francisco. Flights are based on user searches made on Cheapflights and were last updated on February 4, 2026.
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Top 3 airlines flying from San Francisco to Idaho Falls
Discover the top 3 airlines that operate flights from San Francisco to Idaho Falls. 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 February 4, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$235 | Average$396 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$238 | Average$412 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$309 | Average$548 | FlexibilityNo cancel fee | On-time69% |