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$89 Find cheap flights from Idaho to San Francisco

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to San Francisco departing on 5/31. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
0 bags
Tue 6/4
Tue 6/11

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Good to know

Low season

January

High season

July

Cheapest flight

$89
Best time to beat the crowds with an average 15% drop in price.
Most popular time to fly with an average 8% increase in price.
Flight from Boise to San Francisco

FAQs for booking flights from Idaho to San Francisco

  • How does KAYAK find such low prices on flights from Idaho to San Francisco?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Idaho to San Francisco.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Idaho to San Francisco?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to San Francisco from Idaho is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Idaho to San Francisco?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to San Francisco with an airline and back to Idaho with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Idaho to San Francisco?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to San Francisco from Idaho up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Prefer to fly non-stop from Idaho to San Francisco?

Find which airlines fly direct from Idaho to San Francisco, which days they fly and book direct flights.

Nonstop departures

Idaho to San Francisco

Monday

AIR PREMIA, ANA, Aer Lingus, +79 more

AIR PREMIA, ANA, +80 more

Tuesday

ANA, Aer Lingus, Aeromexico, +79 more

ANA, Aer Lingus, +80 more

Wednesday

AIR PREMIA, ANA, Aer Lingus, +79 more

AIR PREMIA, ANA, +80 more

Thursday

ANA, Aer Lingus, Aeromexico, +80 more

ANA, Aer Lingus, +81 more

Friday

AIR PREMIA, ANA, Aer Lingus, +79 more

AIR PREMIA, ANA, +80 more

Saturday

ANA, Aer Lingus, Aeromexico, +80 more

ANA, Aer Lingus, +81 more

Sunday

AIR PREMIA, ANA, Aer Lingus, +81 more

AIR PREMIA, ANA, +82 more

See more direct flights

Nonstop returns

San Francisco to Idaho

Monday

AIR PREMIA, ANA, Aer Lingus, +79 more

AIR PREMIA, ANA, +80 more

Tuesday

ANA, Aer Lingus, Aeromexico, +79 more

ANA, Aer Lingus, +80 more

Wednesday

AIR PREMIA, ANA, Aer Lingus, +79 more

AIR PREMIA, ANA, +80 more

Thursday

ANA, Aer Lingus, Aeromexico, +80 more

ANA, Aer Lingus, +81 more

Friday

AIR PREMIA, ANA, Aer Lingus, +79 more

AIR PREMIA, ANA, +80 more

Saturday

ANA, Aer Lingus, Aeromexico, +80 more

ANA, Aer Lingus, +81 more

Sunday

AIR PREMIA, ANA, Aer Lingus, +81 more

AIR PREMIA, ANA, +82 more

See more direct flights
See more direct flights

Book cheap flights from Idaho to San Francisco

Recent round-trip flight deals

5/31Fri
nonstopAlaska Airlines
1h 54mBOI-SFO
6/1Sat
nonstopAlaska Airlines
1h 39mSFO-BOI
$177
5/31Fri
nonstopAlaska Airlines
1h 54mBOI-SFO
6/7Fri
1 stopAlaska Airlines
7h 07mSFO-BOI
$186
5/26Sun
1 stopDelta
4h 01mBOI-SFO
5/30Thu
1 stopDelta
7h 39mSFO-BOI
$196
6/12Wed
1 stopDelta
6h 03mGEG-SFO
6/19Wed
1 stopDelta
5h 50mSFO-GEG
$226
6/25Tue
nonstopUnited Airlines
1h 56mBOI-SFO
6/29Sat
nonstopUnited Airlines
1h 42mSFO-BOI
$240
9/4Wed
1 stopAmerican Airlines
5h 29mBOI-SFO
9/6Fri
1 stopAmerican Airlines
7h 11mSFO-BOI
$266
6/7Fri
nonstopUnited Airlines
1h 56mBOI-SFO
6/17Mon
nonstopUnited Airlines
1h 43mSFO-BOI
$282
6/23Sun
1 stop
13h 19mGEG-SFO
6/25Tue
nonstop
1h 57mSFO-GEG
$358
6/19Wed
2 stops
16h 49mBOI-SFO
6/23Sun
3 stops
25h 18mSFO-BOI
$365
6/13Thu
1 stopAmerican Airlines
5h 41mGEG-SFO
6/18Tue
2 stopsAmerican Airlines
17h 00mSFO-GEG
$425

Search by stops

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Recent one-way flight deals

5/31Fri
nonstopAlaska Airlines
1h 54mBOI-SFO
$89
5/30Thu
1 stopDelta
6h 09mBOI-SFO
$98
7/24Wed
nonstopUnited Airlines
1h 48mBOI-SFO
$104
6/22Sat
nonstopUnited Airlines
1h 56mBOI-SFO
$124
7/2Tue
2 stopsAmerican Airlines
16h 41mBOI-SFO
$189
6/22Sat
2 stops
16h 49mBOI-SFO
$190
5/18Sat
2 stopsAmerican Airlines
9h 35mBOI-SFO
$213
7/14Sun
1 stopSun Country Air
13h 26mGEG-SFO
$214
6/2Sun
2 stops
23h 16mBOI-SFO
$220
7/7Sun
1 stopSun Country Air
13h 31mGEG-SFO
$237

Search by stops

Search by airline

Search by price

Last minute flights from Idaho to San Francisco

Last minute flight, train and bus deals

5/10Fri
multi-stopAmerican Airlines
7h 13mGEG-SFO
5/14Tue
multi-stopAmerican Airlines
6h 58mSFO-GEG
$450
5/10Fri
nonstopUnited Airlines
2h 25mGEG-SFO
5/14Tue
nonstopUnited Airlines
2h 14mSFO-GEG
$475
5/10Fri
nonstopUnited Airlines
2h 25mGEG-SFO
5/14Tue
multi-stopUnited Airlines
6h 10mSFO-GEG
$484
5/10Fri
multi-stopDelta
7h 00mGEG-SFO
5/14Tue
multi-stopDelta
6h 06mSFO-GEG
$494
5/9Thu
multi-stopAmerican Airlines
7h 13mGEG-SFO
5/12Sun
multi-stopAmerican Airlines
6h 58mSFO-GEG
$523
5/10Fri
multi-stopAmerican Airlines
7h 13mGEG-SFO
5/11Sat
multi-stopAmerican Airlines
8h 48mSFO-GEG
$528
5/9Thu
multi-stopDelta
6h 02mSUN-SFO
5/14Tue
multi-stopDelta
4h 22mSFO-SUN
$533
5/9Thu
multi-stopUnited Airlines
10h 48mSUN-SFO
5/14Tue
multi-stopUnited Airlines
6h 02mSFO-SUN
$538
5/10Fri
multi-stopAlaska Airlines
12h 11mGEG-SFO
5/11Sat
nonstopAlaska Airlines
2h 06mSFO-GEG
$559
5/7Tue
nonstopAlaska Airlines
1h 53mBOI-SFO
5/8Wed
nonstopAlaska Airlines
1h 36mSFO-BOI
$577

Search by stops

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Flights to San Francisco

Destination:

San Francisco (SFO)United States

Return flight deals:

San Francisco - Idaho

Cabin classes:

$474
$325
$1,629
$148