$123+ 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 7/5. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — IDA
Jun 3 — Jun 101
Round-trip
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 May 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 May 4, 2026.
This Kiwi.com deal was found by Cheapflights users on 5/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/1110:58 pm
SFO
- IDA
1 stop16h 10m
Multiple Airlines
Fri 6/1910:56 pm
IDA
- SFO
1 stop16h 20m
Multiple Airlines
Deal found 5/3![Multiple Airlines logo]()
$252
This Kiwi.com deal was found by Cheapflights users on 4/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/1410:58 pm
SFO
- IDA
1 stop16h 10m
Multiple Airlines
Fri 7/310:47 pm
IDA
- SFO
1 stop13h 07m
Multiple Airlines
Deal found 4/30![Multiple Airlines logo]()
$254
This Kiwi.com deal was found by Cheapflights users on 4/29. 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 6/188:45 pm
SFO
- IDA
1 stop18h 23m
Multiple Airlines
Mon 6/2210:56 pm
IDA
- SFO
2 stops24h 17m
Multiple Airlines
Deal found 4/29![Multiple Airlines logo]()
$255
This Kiwi.com deal was found by Cheapflights users on 4/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/710:50 pm
SFO
- IDA
1 stop16h 18m
Multiple Airlines
Mon 6/1510:56 pm
IDA
- SFO
1 stop12h 32m
Multiple Airlines
Deal found 4/30![Multiple Airlines logo]()
$260
This Delta deal was found by Cheapflights users on 4/30. 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.
Tue 6/25:40 am
SFO
- IDA
1 stop4h 07m
Delta
Wed 6/107:00 pm
IDA
- SFO
1 stop4h 05m
Delta
Deal found 4/30![Delta logo]()
$301
This Expedia deal was found by Cheapflights users on 5/1. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/97:20 am
SFO
- IDA
1 stop4h 46m
Alaska Airlines
Wed 9/164:14 pm
IDA
- SFO
1 stop4h 40m
Alaska Airlines
Deal found 5/1![Alaska Airlines logo]()
$309
This Alaska Airlines deal was found by Cheapflights users on 4/29. 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 5/307:40 am
SFO
- IDA
1 stop4h 37m
Alaska Airlines
Wed 6/34:03 pm
IDA
- SFO
1 stop4h 53m
Alaska Airlines
Deal found 4/29![Alaska Airlines logo]()
$318
This Delta deal was found by Cheapflights users on 5/1. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/205:40 am
SFO
- IDA
1 stop4h 07m
Delta
Mon 5/256:00 am
IDA
- SFO
1 stop3h 53m
Delta
Deal found 5/1![Delta logo]()
$331
This Delta deal was found by Cheapflights users on 4/30. 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.
Sat 5/235:55 pm
SFO
- IDA
1 stop3h 47m
Delta
Wed 5/276:00 am
IDA
- SFO
1 stop3h 53m
Delta
Deal found 4/30![Delta logo]()
$335
This Kiwi.com deal was found by Cheapflights users on 4/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/2111:36 am
SFO
- IDA
1 stop24h 24m
Multiple Airlines
Mon 5/257:48 pm
IDA
- SFO
2 stops15h 50m
Multiple Airlines
Deal found 4/30![Multiple Airlines logo]()
$340
This Delta deal was found by Cheapflights users on 4/30. 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.
Fri 5/295:40 am
SFO
- IDA
1 stop4h 07m
Delta
Mon 6/16:54 pm
IDA
- SFO
1 stop6h 18m
Delta
Deal found 4/30![Delta logo]()
$341
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 May 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 May 4, 2026.
This Alaska Airlines deal was found by Cheapflights users on 4/29. 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 5/307:40 am
SFO
- IDA
1 stop4h 37m
Alaska Airlines
Wed 6/34:03 pm
IDA
- SFO
1 stop4h 53m
Alaska Airlines
Deal found 4/29![Alaska Airlines logo]()
$318
This Delta deal was found by Cheapflights users on 5/1. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/235:55 pm
SFO
- IDA
1 stop3h 47m
Delta
Mon 5/256:00 am
IDA
- SFO
1 stop3h 53m
Delta
Deal found 5/1![Delta logo]()
$364
This Alaska Airlines deal was found by Cheapflights users on 4/29. 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 5/301:56 pm
SFO
- IDA
2 stops24h 30m
Alaska Airlines
Sat 6/66:00 am
IDA
- SFO
1 stop6h 00m
Alaska Airlines
Deal found 4/29![Alaska Airlines logo]()
$411
This Alaska Airlines deal was found by Cheapflights users on 5/3. 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 5/197:40 am
SFO
- IDA
1 stop4h 37m
Alaska Airlines
Sat 5/234:03 pm
IDA
- SFO
1 stop4h 53m
Alaska Airlines
Deal found 5/3![Alaska Airlines logo]()
$411
This Delta deal was found by Cheapflights users on 5/2. 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 5/174:55 pm
SFO
- IDA
1 stop4h 47m
Delta
Tue 5/196:54 pm
IDA
- SFO
1 stop6h 33m
Delta
Deal found 5/2![Delta logo]()
$480
This Alaska Airlines deal was found by Cheapflights users on 4/30. 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.
Fri 5/297:25 pm
SFO
- IDA
2 stops19h 01m
Alaska Airlines
Mon 6/14:03 pm
IDA
- SFO
1 stop4h 53m
Alaska Airlines
Deal found 4/30![Alaska Airlines logo]()
$418
This Delta deal was found by Cheapflights users on 5/3. 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.
Thu 5/75:40 am
SFO
- IDA
1 stop4h 07m
Delta
Sat 5/96:54 pm
IDA
- SFO
1 stop4h 33m
Delta
Deal found 5/3![Delta logo]()
$503
This Alaska Airlines deal was found by Cheapflights users on 4/30. 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.
Fri 5/157:25 pm
SFO
- IDA
2 stops19h 01m
Alaska Airlines
Tue 5/191:54 pm
IDA
- SFO
1 stop7h 22m
Alaska Airlines
Deal found 4/30![Alaska Airlines logo]()
$498
This Delta deal was found by Cheapflights users on 5/2. 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.
Thu 5/215:40 am
SFO
- IDA
1 stop4h 07m
Delta
Tue 5/266:54 pm
IDA
- SFO
1 stop6h 33m
Delta
Deal found 5/2![Delta logo]()
$549
This Alaska Airlines deal was found by Cheapflights users on 4/29. 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.
Thu 7/237:20 am
SFO
- IDA
1 stop4h 46m
Alaska Airlines
Sun 7/264:14 pm
IDA
- SFO
1 stop4h 16m
Alaska Airlines
Deal found 4/29![Alaska Airlines logo]()
$523
Last-minute flights from San Francisco to Idaho FallsDiscover last-minute flight deals from San Francisco to Idaho Falls. Data last updated May 4, 2026 and is based on user searches.
Discover last-minute flight deals from San Francisco to Idaho Falls. Data last updated May 4, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 4/30. 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.
Sat 5/165:55 pm
SFO
- IDA
1 stop3h 47m
Delta
Mon 5/186:54 pm
IDA
- SFO
1 stop6h 03m
Delta
Deal found 4/30![Delta logo]()
$411
This Delta deal was found by Cheapflights users on 5/1. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/205:40 am
SFO
- IDA
1 stop4h 07m
Delta
Mon 5/256:00 am
IDA
- SFO
1 stop3h 53m
Delta
Deal found 5/1![Delta logo]()
$331
This Kiwi.com deal was found by Cheapflights users on 4/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/2111:36 am
SFO
- IDA
1 stop24h 24m
Multiple Airlines
Mon 5/257:48 pm
IDA
- SFO
2 stops15h 50m
Multiple Airlines
Deal found 4/30![Multiple Airlines logo]()
$340
This CheapOair deal was found by Cheapflights users on 4/30. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/217:40 am
SFO
- IDA
1 stop4h 37m
Alaska Airlines
Wed 5/271:54 pm
IDA
- SFO
1 stop7h 22m
Alaska Airlines
Deal found 4/30![Alaska Airlines logo]()
$355
This Delta deal was found by Cheapflights users on 4/30. 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.
Sat 5/235:55 pm
SFO
- IDA
1 stop3h 47m
Delta
Thu 5/286:00 am
IDA
- SFO
1 stop3h 53m
Delta
Deal found 4/30![Delta logo]()
$335
This Delta deal was found by Cheapflights users on 4/30. 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.
Sat 5/235:40 am
SFO
- IDA
1 stop4h 07m
Delta
Mon 5/256:00 am
IDA
- SFO
1 stop3h 53m
Delta
Deal found 4/30![Delta logo]()
$364
This Alaska Airlines deal was found by Cheapflights users on 4/29. 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 5/236:01 pm
SFO
- IDA
2 stops18h 16m
Alaska Airlines
Wed 5/271:54 pm
IDA
- SFO
1 stop7h 22m
Alaska Airlines
Deal found 4/29![Alaska Airlines logo]()
$409
This Delta deal was found by Cheapflights users on 5/3. 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 5/235:55 pm
SFO
- IDA
1 stop3h 47m
Delta
Tue 5/266:54 pm
IDA
- SFO
1 stop6h 33m
Delta
Deal found 5/3![Delta logo]()
$410
This Delta deal was found by Cheapflights users on 4/30. 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.
Fri 5/295:40 am
SFO
- IDA
1 stop4h 07m
Delta
Mon 6/16:54 pm
IDA
- SFO
1 stop6h 18m
Delta
Deal found 4/30![Delta logo]()
$341
This Alaska Airlines deal was found by Cheapflights users on 4/29. 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 5/307:40 am
SFO
- IDA
1 stop4h 37m
Alaska Airlines
Wed 6/34:03 pm
IDA
- SFO
1 stop4h 53m
Alaska Airlines
Deal found 4/29![Alaska Airlines logo]()
$318
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 May 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 May 4, 2026.
This Kiwi.com deal was found by Cheapflights users on 4/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/510:56 pm
SFO
- IDA
1 stop16h 04m
Multiple Airlines
Deal found 4/30![Multiple Airlines logo]()
$123
This Kiwi.com deal was found by Cheapflights users on 5/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/1410:58 pm
SFO
- IDA
1 stop16h 10m
Multiple Airlines
Deal found 5/1![Multiple Airlines logo]()
$131
This Delta deal was found by Cheapflights users on 4/29. 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.
Wed 5/205:40 am
SFO
- IDA
1 stop4h 07m
Delta
Deal found 4/29![Delta logo]()
$151
This Kiwi.com deal was found by Cheapflights users on 4/29. 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 5/2111:36 am
SFO
- IDA
1 stop24h 24m
Multiple Airlines
Deal found 4/29![Multiple Airlines logo]()
$154
This Kiwi.com deal was found by Cheapflights users on 4/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/67:11 pm
SFO
- IDA
1 stop22h 33m
Multiple Airlines
Deal found 4/30![Multiple Airlines logo]()
$155
This Kiwi.com deal was found by Cheapflights users on 4/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/2710:01 pm
SFO
- IDA
2 stops35h 49m
Multiple Airlines
Deal found 4/30![Multiple Airlines logo]()
$158
This Kiwi.com deal was found by Cheapflights users on 4/29. 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.
Wed 5/209:26 pm
SFO
- IDA
2 stops38h 34m
Multiple Airlines
Deal found 4/29![Multiple Airlines logo]()
$159
This Kiwi.com deal was found by Cheapflights users on 4/29. 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 5/149:19 am
SFO
- IDA
2 stops29h 08m
Multiple Airlines
Deal found 4/29![Multiple Airlines logo]()
$165
This Kiwi.com deal was found by Cheapflights users on 4/29. 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.
Wed 5/69:26 pm
SFO
- IDA
2 stops41h 01m
Multiple Airlines
Deal found 4/29![Multiple Airlines logo]()
$171
This American Airlines deal was found by Cheapflights users on 4/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/124:15 pm
SFO
- IDA
1 stop6h 24m
American Airlines
Deal found 4/29![American Airlines logo]()
$181
This Delta deal was found by Cheapflights users on 4/29. 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 5/305:40 am
SFO
- IDA
1 stop4h 07m
Delta
Deal found 4/29![Delta logo]()
$185
This Delta deal was found by Cheapflights users on 4/29. 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 6/275:05 pm
SFO
- IDA
1 stop4h 26m
Delta
Deal found 4/29![Delta logo]()
$191
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 May 4, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $252 (Kiwi.com) |
One-way from | $123 (Kiwi.com) |
Popular in | March |
Cheapest in | January |
Average price | $448 |
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 May 4, 2026.
Use the filters below to find and compare flights from San Francisco to Idaho Falls that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
San FranciscoIdaho Falls
SFO - IDA
SFOIDA
San Francisco
Sat 5/30
7:40 am-1:17 pm
1 stop4h 37m
Idaho Falls Fanning Field
Wed 6/3
4:03 pm-7:56 pm
1 stop4h 53m
$318
Quickest round-trip
San FranciscoIdaho Falls
SFO - IDA
SFOIDA
San Francisco
Sat 5/23
5:55 pm-10:42 pm
1 stop3h 47m
Idaho Falls Fanning Field
Mon 5/25
6:00 am-8:53 am
1 stop3h 53m
$364
San FranciscoIdaho Falls
SFO - IDA
SFOIDA
San Francisco
Sat 5/30
1:56 pm-3:26 pm
2 stops24h 30m
Idaho Falls Fanning Field
Sat 6/6
6:00 am-11:00 am
1 stop6h 00m
$411
San FranciscoIdaho Falls
SFO - IDA
SFOIDA
San Francisco
Tue 5/19
7:40 am-1:17 pm
1 stop4h 37m
Idaho Falls Fanning Field
Sat 5/23
4:03 pm-7:56 pm
1 stop4h 53m
$411
San FranciscoIdaho Falls
SFO - IDA
SFOIDA
San Francisco
Fri 5/29
7:25 pm-3:26 pm
2 stops19h 01m
Idaho Falls Fanning Field
Mon 6/1
4:03 pm-7:56 pm
1 stop4h 53m
$418
San FranciscoIdaho Falls
SFO - IDA
SFOIDA
San Francisco
Sun 5/17
4:55 pm-10:42 pm
1 stop4h 47m
Idaho Falls Fanning Field
Tue 5/19
6:54 pm-12:27 am
1 stop6h 33m
$480
San FranciscoIdaho Falls
SFO - IDA
SFOIDA
San Francisco
Fri 5/15
7:25 pm-3:26 pm
2 stops19h 01m
Idaho Falls Fanning Field
Tue 5/19
1:54 pm-8:16 pm
1 stop7h 22m
$498
San FranciscoIdaho Falls
SFO - IDA
SFOIDA
San Francisco
Thu 5/7
5:40 am-10:47 am
1 stop4h 07m
Idaho Falls Fanning Field
Sat 5/9
6:54 pm-10:27 pm
1 stop4h 33m
$503
San FranciscoIdaho Falls
SFO - IDA
SFOIDA
San Francisco
Thu 7/23
7:20 am-1:06 pm
1 stop4h 46m
Idaho Falls Fanning Field
Sun 7/26
4:14 pm-7:30 pm
1 stop4h 16m
$523
San FranciscoIdaho Falls
SFO - IDA
SFOIDA
San Francisco
Thu 5/21
5:40 am-10:47 am
1 stop4h 07m
Idaho Falls Fanning Field
Tue 5/26
6:54 pm-12:27 am
1 stop6h 33m
$549
Showing 1-10 of 18 resultsSorted by cheapest first
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 May.
| 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
What is the cheapest month to book a flight from San Francisco to Idaho Falls?
Currently, January is the cheapest month in which you can book a flight from San Francisco to Idaho Falls (average of $238). Flying from San Francisco to Idaho Falls in March is currently the most expensive (average of $566). 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.
How much does it cost to fly round-trip 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 May 4, 2026.
Peruse reviews from past customers who have flown with Alaska Airlines,Delta, andUnited 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
Boarding
8.1
Entertainment
7.0
Crew
8.5
Comfort
7.8
Overall
7.9
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Food
7.1
Boarding
8.1
Entertainment
7.0
Crew
8.5
Comfort
7.8
Overall
7.9
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Food
7.1
Boarding
8.1
Entertainment
7.0
Crew
8.5
Comfort
7.8
Overall
7.9
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Food
7.1
Boarding
8.1
Entertainment
7.0
Crew
8.5
Comfort
7.8
Overall
7.9
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
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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Other flights to Idaho Falls
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San Francisco and Idaho Falls flights
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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 May 4, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$238 | Average$408 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$244 | Average$439 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$309 | Average$548 | FlexibilityNo cancel fee | On-time69% |