$79+ Cheap flights from Idaho to San Francisco (SFO)
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 12/12. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — SFO
Nov 29 — Dec 61
Round-trip
1 adult, Economy
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Find cheap flights from Idaho to San Francisco 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 Idaho to San Francisco
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Cheapest flights from Idaho to San FranciscoExplore the most affordable flight options available from Idaho to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2026.
Explore the most affordable flight options available from Idaho to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/26. 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.
Tue 11/247:55 pm -
1 stop16h 06m
Wed 12/22:21 pm -
1 stop27h 40m
Deal found 10/26![Frontier logo]()
$147
This Kiwi.com deal was found by Cheapflights users on 10/26. 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.
Tue 11/247:55 pm -
1 stop16h 06m
Thu 12/310:35 am -
1 stop7h 26m
Deal found 10/26![Frontier logo]()
$149
This Kiwi.com deal was found by Cheapflights users on 10/26. 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.
Sat 11/217:55 pm -
1 stop12h 54m
Wed 12/22:21 pm -
1 stop27h 40m
Deal found 10/26![Frontier logo]()
$184
This United Airlines deal was found by Cheapflights users on 10/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/24:24 pm -
Nonstop1h 55m
Wed 12/912:10 pm -
Nonstop1h 40m
Deal found 10/29![United Airlines logo]()
$185
This Kiwi.com deal was found by Cheapflights users on 10/26. 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.
Sat 11/217:55 pm -
1 stop12h 54m
Thu 12/310:35 am -
1 stop7h 26m
Deal found 10/26![Frontier logo]()
$186
This Kiwi.com deal was found by Cheapflights users on 10/29. 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.
Mon 12/146:15 pm -
1 stop16h 19m
Mon 12/2810:21 pm -
2 stops41h 27m
Deal found 10/29![Frontier logo]()
$189
This Kiwi.com deal was found by Cheapflights users on 10/26. 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 11/257:55 pm -
1 stop12h 54m
Wed 12/22:21 pm -
1 stop27h 40m
Deal found 10/26![Frontier logo]()
$194
This Alaska Airlines deal was found by Cheapflights users on 10/26. 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 11/1810:13 am -
Nonstop2h 00m
Tue 12/16:24 pm -
Nonstop1h 28m
Deal found 10/26![Alaska Airlines logo]()
$195
This Kiwi.com deal was found by Cheapflights users on 10/26. 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 11/257:55 pm -
1 stop12h 54m
Thu 12/310:35 am -
1 stop7h 26m
Deal found 10/26![Frontier logo]()
$196
This Kiwi.com deal was found by Cheapflights users on 10/29. 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 11/192:49 pm -
1 stop21h 12m
Tue 12/19:31 pm -
2 stops44h 30m
Deal found 10/29![Frontier logo]()
$198
This Kiwi.com deal was found by Cheapflights users on 10/26. 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.
Sat 11/217:55 pm -
1 stop12h 54m
Tue 12/19:31 pm -
2 stops44h 30m
Deal found 10/26![Frontier logo]()
$201
This Kiwi.com deal was found by Cheapflights users on 10/29. 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.
Tue 11/247:55 pm -
1 stop19h 39m
Tue 12/19:31 pm -
2 stops44h 30m
Deal found 10/29![Frontier logo]()
$203
Best flights from Idaho to San FranciscoDiscover carefully curated flight deals from Idaho to San Francisco that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 30, 2026.
Discover carefully curated flight deals from Idaho to San Francisco that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 30, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/30. 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 1/182:00 pm -
1 stop23h 49m
Thu 1/219:44 am -
1 stop25h 16m
Deal found 10/30![Multiple Airlines logo]()
$177
This United Airlines deal was found by Cheapflights users on 10/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/24:24 pm -
Nonstop1h 55m
Wed 12/912:10 pm -
Nonstop1h 40m
Deal found 10/29![United Airlines logo]()
$185
This Alaska Airlines deal was found by Cheapflights users on 10/29. 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.
Wed 12/210:16 am -
Nonstop2h 15m
Wed 12/98:20 am -
1 stop28h 05m
Deal found 10/29![Alaska Airlines logo]()
$204
This Southwest deal was found by Cheapflights users on 10/28. 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.
Sat 12/57:00 am -
1 stop6h 25m
Thu 12/1010:15 am -
1 stop6h 45m
Deal found 10/28![Southwest logo]()
$215
This Delta deal was found by Cheapflights users on 10/25. 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.
Thu 4/11:10 pm -
1 stop4h 11m
Wed 4/76:00 am -
1 stop5h 27m
Deal found 10/25![Delta logo]()
$361
This United Airlines deal was found by Cheapflights users on 10/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/312:48 pm -
Nonstop1h 58m
Tue 12/812:10 pm -
Nonstop1h 40m
Deal found 10/29![United Airlines logo]()
$185
This Alaska Airlines deal was found by Cheapflights users on 10/29. 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 12/310:16 am -
Nonstop2h 15m
Tue 12/85:35 pm -
1 stop27h 52m
Deal found 10/29![Alaska Airlines logo]()
$204
This United Airlines deal was found by Cheapflights users on 10/26. 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.
Sat 11/217:10 pm -
Nonstop1h 54m
Mon 11/232:02 pm -
Nonstop1h 40m
Deal found 10/26![United Airlines logo]()
$211
This Southwest deal was found by Cheapflights users on 10/29. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/267:10 am -
2 stops6h 10m
Thu 12/311:55 am -
2 stops8h 45m
Deal found 10/29![Southwest logo]()
$236
This Alaska Airlines deal was found by Cheapflights users on 10/29. 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.
Fri 12/255:35 am -
1 stop4h 42m
Tue 1/56:53 pm -
1 stop27h 15m
Deal found 10/29![Alaska Airlines logo]()
$235
This United Airlines deal was found by Cheapflights users on 10/28. 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.
Fri 11/276:20 am -
Nonstop2h 08m
Fri 12/48:15 am -
Nonstop1h 53m
Deal found 10/28![United Airlines logo]()
$227
This Kiwi.com deal was found by Cheapflights users on 10/27. 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.
Fri 12/111:41 pm -
1 stop27h 51m
Mon 12/1412:21 pm -
1 stop5h 47m
Deal found 10/27![Multiple Airlines logo]()
$307
This Alaska Airlines deal was found by Cheapflights users on 10/27. 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 1/202:53 pm -
1 stop18h 59m
Wed 2/36:43 am -
1 stop6h 28m
Deal found 10/27![Alaska Airlines logo]()
$343
This Delta deal was found by Cheapflights users on 10/26. 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 12/317:00 am -
2 stops9h 23m
Tue 1/55:31 am -
1 stop6h 11m
Deal found 10/26![Delta logo]()
$428
This Alaska Airlines deal was found by Cheapflights users on 10/29. 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 12/53:44 pm -
1 stop4h 53m
Wed 12/97:40 am -
1 stop4h 37m
Deal found 10/29![Alaska Airlines logo]()
$353
This Alaska Airlines deal was found by Cheapflights users on 10/29. 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 12/511:51 am -
1 stop4h 56m
Tue 12/812:39 pm -
1 stop21h 30m
Deal found 10/29![Alaska Airlines logo]()
$357
This Delta deal was found by Cheapflights users on 10/25. 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.
Sat 2/61:17 pm -
1 stop4h 03m
Mon 2/85:31 am -
1 stop6h 02m
Deal found 10/25![Delta logo]()
$496
This Delta deal was found by Cheapflights users on 10/27. 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 11/187:20 am -
1 stop6h 02m
Wed 11/255:50 am -
1 stop5h 18m
Deal found 10/27![Delta logo]()
$499
This Delta deal was found by Cheapflights users on 10/27. 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 11/129:08 am -
2 stops10h 16m
Mon 11/165:50 am -
1 stop5h 54m
Deal found 10/27![Delta logo]()
$532
This Expedia deal was found by Cheapflights users on 10/25. 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.
Tue 11/2411:38 am -
2 stops10h 27m
Tue 12/17:00 am -
1 stop27h 09m
Deal found 10/25![Alaska Airlines logo]()
$486
This Delta deal was found by Cheapflights users on 10/28. 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 11/121:17 pm -
2 stops7h 07m
Mon 11/165:19 pm -
1 stop4h 00m
Deal found 10/28![Delta logo]()
$592
This Delta deal was found by Cheapflights users on 10/25. 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.
Wed 12/212:19 pm -
2 stops7h 59m
Sat 12/56:00 am -
1 stop5h 39m
Deal found 10/25![Delta logo]()
$612
This Delta deal was found by Cheapflights users on 10/25. 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.
Thu 12/312:19 pm -
2 stops11h 24m
Sun 12/66:00 am -
1 stop5h 39m
Deal found 10/25![Delta logo]()
$612
This Delta deal was found by Cheapflights users on 10/25. 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.
Mon 11/912:24 pm -
2 stops8h 59m
Fri 11/135:50 am -
1 stop5h 54m
Deal found 10/25![Delta logo]()
$620
This Delta deal was found by Cheapflights users on 10/26. 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 11/101:17 pm -
1 stop3h 57m
Sat 11/145:50 am -
1 stop5h 31m
Deal found 10/26![Delta logo]()
$827
This Delta deal was found by Cheapflights users on 10/28. 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 12/176:05 am -
1 stop7h 28m
Mon 12/215:10 pm -
1 stop4h 09m
Deal found 10/28![Delta logo]()
$858
This Delta deal was found by Cheapflights users on 10/25. 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.
Tue 12/19:08 am -
2 stops10h 53m
Fri 12/45:56 pm -
1 stop5h 08m
Deal found 10/25![Delta logo]()
$903
Last-minute flights from Idaho to San FranciscoDiscover last-minute flight deals from Idaho to San Francisco. Data last updated October 30, 2026 and is based on user searches.
Discover last-minute flight deals from Idaho to San Francisco. Data last updated October 30, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 10/26. 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.
Fri 11/138:24 pm -
1 stop18h 56m
Wed 12/22:21 pm -
1 stop23h 54m
Deal found 10/26![Multiple Airlines logo]()
$305
This Alaska Airlines deal was found by Cheapflights users on 10/26. 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 11/1810:13 am -
Nonstop2h 00m
Tue 12/16:24 pm -
Nonstop1h 28m
Deal found 10/26![Alaska Airlines logo]()
$195
This Kiwi.com deal was found by Cheapflights users on 10/29. 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 11/192:49 pm -
1 stop21h 12m
Tue 12/19:31 pm -
2 stops44h 30m
Deal found 10/29![Frontier logo]()
$198
This Priceline deal was found by Cheapflights users on 10/29. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/208:21 am -
Nonstop2h 07m
Sat 11/217:35 pm -
Nonstop1h 46m
Deal found 10/29![Alaska Airlines logo]()
$205
This Kiwi.com deal was found by Cheapflights users on 10/26. 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.
Sat 11/217:55 pm -
1 stop12h 54m
Wed 12/22:21 pm -
1 stop27h 40m
Deal found 10/26![Frontier logo]()
$184
This Kiwi.com deal was found by Cheapflights users on 10/26. 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.
Sat 11/217:55 pm -
1 stop12h 54m
Thu 12/310:35 am -
1 stop7h 26m
Deal found 10/26![Frontier logo]()
$186
This Kiwi.com deal was found by Cheapflights users on 10/26. 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.
Sat 11/217:55 pm -
1 stop12h 54m
Tue 12/19:31 pm -
2 stops44h 30m
Deal found 10/26![Frontier logo]()
$201
This Kiwi.com deal was found by Cheapflights users on 10/26. 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.
Tue 11/247:55 pm -
1 stop16h 06m
Wed 12/22:21 pm -
1 stop27h 40m
Deal found 10/26![Frontier logo]()
$147
This Kiwi.com deal was found by Cheapflights users on 10/26. 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.
Tue 11/247:55 pm -
1 stop16h 06m
Thu 12/310:35 am -
1 stop7h 26m
Deal found 10/26![Frontier logo]()
$149
This Kiwi.com deal was found by Cheapflights users on 10/29. 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.
Tue 11/247:55 pm -
1 stop19h 39m
Tue 12/19:31 pm -
2 stops44h 30m
Deal found 10/29![Frontier logo]()
$203
This Kiwi.com deal was found by Cheapflights users on 10/26. 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 11/257:55 pm -
1 stop12h 54m
Wed 12/22:21 pm -
1 stop27h 40m
Deal found 10/26![Frontier logo]()
$194
This Kiwi.com deal was found by Cheapflights users on 10/26. 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 11/257:55 pm -
1 stop12h 54m
Thu 12/310:35 am -
1 stop7h 26m
Deal found 10/26![Frontier logo]()
$196
One-way flights from Idaho to San FranciscoSearch for one-way flight options from Idaho to San Francisco. Find affordable one-way fares based on user searches. Data last updated October 30, 2026.
Search for one-way flight options from Idaho to San Francisco. Find affordable one-way fares based on user searches. Data last updated October 30, 2026.
This Trip.com deal was found by Cheapflights users on 10/28. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/129:21 am -
1 stop13h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/28![Multiple Airlines logo]()
$79
This Cheapflightsfares deal was found by Cheapflights users on 10/26. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/76:15 pm -
1 stop24h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![Frontier logo]()
$82
This WAYA deal was found by Cheapflights users on 10/29. 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 WAYA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/318:20 am -
1 stop7h 51m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/29![Multiple Airlines logo]()
$91
This Kiwi.com deal was found by Cheapflights users on 10/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/257:53 pm -
1 stop13h 56m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/25![Frontier logo]()
$94
This Trip.com deal was found by Cheapflights users on 10/28. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/1210:16 am -
Nonstop1h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/28![Alaska Airlines logo]()
$97
This United Airlines deal was found by Cheapflights users on 10/28. 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 11/187:10 pm -
Nonstop1h 54m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/28![United Airlines logo]()
$98
This Cheapflightsfares deal was found by Cheapflights users on 10/29. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/192:49 pm -
1 stop21h 12m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/29![Frontier logo]()
$99
This Cheapflightsfares deal was found by Cheapflights users on 10/26. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/255:33 pm -
1 stop19h 11m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![Frontier logo]()
$100
This Delta deal was found by Cheapflights users on 10/29. 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 11/256:45 pm -
1 stop6h 14m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/29![Delta logo]()
$103
This Mytrip deal was found by Cheapflights users on 10/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1810:13 am -
Nonstop2h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/29![Alaska Airlines logo]()
$110
This Delta deal was found by Cheapflights users on 10/26. 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 1/306:10 am -
1 stop7h 11m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![Delta logo]()
$168
This Priceline deal was found by Cheapflights users on 10/28. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/511:23 am -
2 stops9h 36m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/28![Alaska Airlines logo]()
$187
Find flight deals from Idaho to San Francisco
Keep the following information in mind while searching for Idaho to San Francisco flight deals. Data was last updated October 30, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $147 (Kiwi.com) |
One-way from | $79 (Trip.com) |
Popular in | November |
Cheapest in | April |
Average price | $337 |
Good round-trip deal | $389 or less |
Good one-way deal | $242 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Idaho to San Francisco 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 7,457,451 searches. Data last updated October 30, 2026.
Use the filters below to find and compare flights from Idaho to San Francisco that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
BoiseSan Francisco
BOI Boise Air Term. Gowen Fld - SFO San Francisco
BOISFO
Boise Air Term. Gowen Fld
Wed 11/25
6:20 am-7:28 am
Nonstop2h 08m
San Francisco
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$98
BoiseSan Francisco
BOI Boise Air Term. Gowen Fld - SFO San Francisco
BOISFO
Boise Air Term. Gowen Fld
Wed 11/25
6:45 pm-11:59 pm
1 stop6h 14m
San Francisco
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$103
BoiseSan Francisco
BOI Boise Air Term. Gowen Fld - SFO San Francisco
BOISFO
Boise Air Term. Gowen Fld
Sat 12/5
7:00 am-12:25 pm
1 stop6h 25m
San Francisco
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$108
BoiseSan Francisco
BOI Boise Air Term. Gowen Fld - SFO San Francisco
BOISFO
Boise Air Term. Gowen Fld
Tue 11/17
6:45 pm-10:29 pm
1 stop4h 44m
San Francisco
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$108
BoiseSan Francisco
BOI Boise Air Term. Gowen Fld - SFO San Francisco
BOISFO
Boise Air Term. Gowen Fld
Wed 11/18
7:20 am-1:25 pm
2 stops7h 05m
San Francisco
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$113
BoiseSan Francisco
BOI Boise Air Term. Gowen Fld - SFO San Francisco
BOISFO
Boise Air Term. Gowen Fld
Mon 1/25
7:04 am-8:28 am
Nonstop2h 24m
San Francisco
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$119
BoiseSan Francisco
BOI Boise Air Term. Gowen Fld - SFO San Francisco
BOISFO
Boise Air Term. Gowen Fld
Wed 1/6
2:35 pm-9:30 pm
2 stops7h 55m
San Francisco
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$129
BoiseSan Francisco
BOI Boise Air Term. Gowen Fld - SFO San Francisco
BOISFO
Boise Air Term. Gowen Fld
Thu 12/24
3:45 pm-9:25 pm
2 stops6h 40m
San Francisco
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$129
BoiseSan Francisco
BOI Boise Air Term. Gowen Fld - SFO San Francisco
BOISFO
Boise Air Term. Gowen Fld
Tue 11/17
3:45 pm-9:25 pm
2 stops6h 40m
San Francisco
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$134
BoiseSan Francisco
BOI Boise Air Term. Gowen Fld - SFO San Francisco
BOISFO
Boise Air Term. Gowen Fld
Fri 1/1
5:45 am-11:45 am
2 stops7h 00m
San Francisco
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$134
Showing 1-10 of 50 resultsSorted by cheapest first
Best time to book a flight from Idaho to San Francisco
Have a flexible travel schedule? Discover the best time to fly to San Francisco from Idaho with our price prediction graph.
TWF-SFO
BOI-SFO
IDA-SFO
SUN-SFO
LWS-SFO
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 Idaho to San Francisco
USID-SFO
TWF-SFO
BOI-SFO
IDA-SFO
SUN-SFO
What is the cheapest month to book a flight from Idaho to San Francisco?
Currently, April is the cheapest month in which you can book a flight from Idaho to San Francisco (average of $273). Flying from Idaho to San Francisco in March is currently the most expensive (average of $442). 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 ID to SFO?
Find hourly flight availability from Idaho to San Francisco. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 30, 2026.
It’s typically best to fly out from Idaho to San Francisco at noon. Doing so could potentially save you 26% 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 Idaho to San Francisco?
Airfare is below average for this route at the moment.
Idaho to San Francisco flights typically cost between $277 and $467 in November.The cheapest round-trip price found within the last 5 days was $147 on Frontier (Nov 24-Dec 2).
How far ahead should I book a flight from Idaho to San Francisco?
The best time to book flights from Idaho to San Francisco is 89 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest day to fly from Idaho to San Francisco?
Use this chart to determine the cheapest time to fly round-trip from Idaho to San Francisco. Price data was last updated on October 24, 2026.
Travelers seeking maximum savings on their Idaho to San Francisco flight should consider departing on Saturday afternoons when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Related info for your journey
Find useful and relevant information for your journey from Idaho to San Francisco. 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 San Francisco?
Book flights to San Francisco if you plan to visit one of these locationsSouth San Francisco
Santa Clara
Santa Cruz
Walnut Creek
Hayward
Emeryville
Newark
Burlingame
Rancho Cordova
Vallejo
Cupertino
Fairfield
Redwood City
Manteca
San Bruno
San Carlos
San Ramon
Turlock
Davis
Morgan Hill
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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Alternative routes for Idaho to San Francisco
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to San Francisco by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Idaho to San Francisco by cabin class
Find flights from Idaho to San Francisco, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Idaho and San Francisco flights
Browse other Idaho and San Francisco flight options. Last updated on October 30, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to San Francisco
Explore flights to San Francisco departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 30, 2026.
Idaho to San Francisco flights
Consider these flights traveling from Idaho to San Francisco.
Top 3 airlines flying from Idaho to San Francisco
Discover the top 3 airlines that operate flights from Idaho to San Francisco. 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 7,457,451 searches. Data last updated October 30, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$117 | Average$379 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$157 | Average$435 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$228 | Average$488 | FlexibilityNo cancel fee | On-timeN/A |