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$100 Find cheap flights from Massachusetts 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 7/3. 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
Fri 7/12
Fri 7/19

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Good to know

Low season

January

High season

June

Cheapest flight

$100
Best time to beat the crowds with an average 6% drop in price.
Most popular time to fly with an average 11% increase in price.
Flight from Boston to San Francisco

FAQs for booking flights from Massachusetts to San Francisco

  • How does KAYAK find such low prices on flights from Massachusetts 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 Massachusetts to San Francisco.

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

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to San Francisco from Massachusetts 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 Massachusetts 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 Massachusetts with another airline.

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

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

Nonstop departures

Massachusetts 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, +78 more

AIR PREMIA, ANA, +79 more

Saturday

ANA, Aer Lingus, Aeromexico, +80 more

ANA, Aer Lingus, +81 more

Sunday

AIR PREMIA, ANA, Aer Lingus, +80 more

AIR PREMIA, ANA, +81 more

See more direct flights

Nonstop returns

San Francisco to Massachusetts

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, +78 more

AIR PREMIA, ANA, +79 more

Saturday

ANA, Aer Lingus, Aeromexico, +80 more

ANA, Aer Lingus, +81 more

Sunday

AIR PREMIA, ANA, Aer Lingus, +80 more

AIR PREMIA, ANA, +81 more

See more direct flights
See more direct flights

Book cheap flights from Massachusetts to San Francisco

Recent round-trip flight deals

7/2Tue
2 stops
46h 10mBOS-SFO
7/9Tue
2 stops
34h 19mSFO-BOS
$169
7/1Mon
2 stops
46h 10mBOS-SFO
7/8Mon
2 stops
34h 19mSFO-BOS
$170
8/21Wed
nonstopUnited Airlines
6h 32mBOS-SFO
8/27Tue
1 stopUnited Airlines
9h 39mSFO-BOS
$204
8/21Wed
1 stopAmerican Airlines
11h 09mBOS-SFO
8/27Tue
1 stopAmerican Airlines
10h 51mSFO-BOS
$206
7/25Thu
nonstopJetBlue
6h 29mBOS-SFO
7/29Mon
nonstopJetBlue
5h 37mSFO-BOS
$207
8/22Thu
nonstopUnited Airlines
6h 32mBOS-SFO
8/27Tue
1 stopUnited Airlines
9h 39mSFO-BOS
$208
8/16Fri
1 stopAmerican Airlines
10h 18mBDL-SFO
8/20Tue
1 stopAmerican Airlines
10h 45mSFO-BDL
$212
7/4Thu
nonstopJetBlue
6h 30mBOS-SFO
7/15Mon
1 stopJetBlue
9h 44mSFO-BOS
$216
9/1Sun
nonstopDelta
6h 42mBOS-SFO
9/10Tue
nonstopDelta
5h 47mSFO-BOS
$222
9/6Fri
nonstopDelta
6h 42mBOS-SFO
9/14Sat
nonstopDelta
5h 47mSFO-BOS
$237

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Recent one-way flight deals

7/3Wed
nonstopJetBlue
6h 29mBOS-SFO
$100
8/20Tue
1 stopAmerican Airlines
9h 07mBOS-SFO
$103
8/19Mon
nonstopDelta
6h 52mBOS-SFO
$104
7/4Thu
nonstopUnited Airlines
6h 31mBOS-SFO
$114
7/3Wed
nonstopUnited Airlines
6h 27mBOS-SFO
$117
9/4Wed
nonstopDelta
6h 42mBOS-SFO
$119
9/12Thu
nonstopAlaska Airlines
6h 35mBOS-SFO
$124
7/2Tue
nonstopAlaska Airlines
6h 47mBOS-SFO
$129
7/18Thu
1 stopSun Country Air
15h 41mBOS-SFO
$149
6/24Mon
1 stopSun Country Air
18h 37mBDL-SFO
$165

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Search by airline

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Last minute flights from Massachusetts to San Francisco

Last minute flight, train and bus deals

6/17Mon
nonstopAlaska Airlines
6h 47mBOS-SFO
8/13Tue
multi-stopAlaska Airlines
11h 00mSFO-BOS
$350
6/17Mon
multi-stopAmerican Airlines
8h 28mBOS-SFO
8/13Tue
multi-stopAmerican Airlines
9h 18mSFO-BOS
$360
6/17Mon
nonstopDelta
6h 53mBOS-SFO
8/13Tue
nonstopDelta
6h 00mSFO-BOS
$370
6/15Sat
multi-stopAmerican Airlines
8h 28mBOS-SFO
7/13Sat
multi-stopAmerican Airlines
8h 42mSFO-BOS
$379
6/16Sun
nonstopJetBlue
6h 30mBOS-SFO
7/5Fri
nonstopJetBlue
5h 37mSFO-BOS
$385
6/15Sat
nonstopUnited Airlines
6h 29mBOS-SFO
7/13Sat
nonstopUnited Airlines
5h 43mSFO-BOS
$393
6/16Sun
multi-stopJetBlue
12h 19mBOS-SFO
7/5Fri
nonstopJetBlue
5h 37mSFO-BOS
$394
6/15Sat
multi-stopUnited Airlines
8h 57mBOS-SFO
7/13Sat
nonstopUnited Airlines
5h 43mSFO-BOS
$398
6/16Sun
multi-stopUnited Airlines
8h 16mBOS-SFO
7/5Fri
multi-stopUnited Airlines
8h 20mSFO-BOS
$429
6/13Thu
nonstopDelta
6h 46mBOS-SFO
6/18Tue
nonstopDelta
5h 53mSFO-BOS
$483

Search by stops

Search by airline

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