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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 7/2. 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 6/18
Tue 6/25

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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 5% drop in price.
Most popular time to fly with an average 5% 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

7/31Wed
nonstopAlaska Airlines
1h 52mBOI-SFO
8/20Tue
nonstopAlaska Airlines
1h 32mSFO-BOI
$177
6/18Tue
nonstopAlaska Airlines
1h 52mBOI-SFO
6/25Tue
1 stopAlaska Airlines
5h 14mSFO-BOI
$186
6/19Wed
1 stopDelta
5h 05mBOI-SFO
6/25Tue
1 stopDelta
6h 09mSFO-BOI
$196
6/13Thu
nonstopUnited Airlines
1h 52mBOI-SFO
6/18Tue
nonstopUnited Airlines
1h 43mSFO-BOI
$197
6/14Fri
1 stopDelta
5h 05mBOI-SFO
6/18Tue
1 stopDelta
7h 17mSFO-BOI
$216
6/11Tue
nonstopUnited Airlines
1h 52mBOI-SFO
6/16Sun
nonstopUnited Airlines
1h 43mSFO-BOI
$240
10/1Tue
2 stopsAmerican Airlines
12h 50mGEG-SFO
10/9Wed
2 stopsAmerican Airlines
15h 28mSFO-GEG
$267
9/28Sat
1 stopAmerican Airlines
7h 28mGEG-SFO
9/30Mon
2 stopsAmerican Airlines
8h 58mSFO-GEG
$291
6/14Fri
3 stops
28h 33mBOI-SFO
6/21Fri
1 stop
15h 24mSFO-BOI
$402
6/14Fri
3 stops
26h 39mBOI-SFO
6/21Fri
2 stops
19h 24mSFO-BOI
$463

Search by stops

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Recent one-way flight deals

7/2Tue
nonstopAlaska Airlines
1h 52mBOI-SFO
$89
6/18Tue
1 stopDelta
7h 24mBOI-SFO
$98
9/14Sat
nonstopUnited Airlines
2h 21mGEG-SFO
$99
6/9Sun
nonstopUnited Airlines
1h 56mBOI-SFO
$109
9/14Sat
2 stopsAmerican Airlines
11h 21mGEG-SFO
$113
10/8Tue
2 stopsAmerican Airlines
12h 50mGEG-SFO
$149
6/10Mon
2 stops
20h 38mBOI-SFO
$190
6/4Tue
3 stops
35h 52mBOI-SFO
$224
10/8Tue
3 stopsWestJet
24h 46mGEG-SFO
$391
5/22Wed
3 stopsWestJet
35h 47mBOI-SFO
$598

Search by stops

Search by airline

Search by price

Last minute flights from Idaho to San Francisco

Last minute flight, train and bus deals

5/21Tue
nonstopAlaska Airlines
1h 54mBOI-SFO
6/4Tue
nonstopAlaska Airlines
1h 39mSFO-BOI
$427
5/21Tue
multi-stopAlaska Airlines
4h 34mBOI-SFO
6/4Tue
nonstopAlaska Airlines
1h 39mSFO-BOI
$436
5/21Tue
multi-stopAlaska Airlines
5h 11mBOI-SFO
6/4Tue
multi-stopAlaska Airlines
5h 12mSFO-BOI
$446
5/21Tue
multi-stopAlaska Airlines
5h 56mBOI-SFO
6/4Tue
multi-stopAlaska Airlines
6h 04mSFO-BOI
$514
5/24Fri
multi-stopDelta
4h 01mBOI-SFO
5/26Sun
multi-stopDelta
5h 32mSFO-BOI
$526
5/23Thu
multi-stopDelta
4h 37mGEG-SFO
6/4Tue
multi-stopDelta
5h 47mSFO-GEG
$546
5/21Tue
multi-stopAmerican Airlines
7h 13mGEG-SFO
5/22Wed
multi-stopAmerican Airlines
11h 33mSFO-GEG
$573
5/23Thu
multi-stopAmerican Airlines
7h 13mGEG-SFO
6/4Tue
multi-stopAmerican Airlines
11h 38mSFO-GEG
$586
5/24Fri
nonstopUnited Airlines
2h 34mJAC-SFO
5/30Thu
nonstopUnited Airlines
2h 13mSFO-JAC
$586
5/24Fri
multi-stopUnited Airlines
6h 31mJAC-SFO
5/30Thu
nonstopUnited Airlines
2h 13mSFO-JAC
$596

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:

$569
$618
$558
$164