Find flights
When to book
FAQs & Tips
Direct Flights
Deals

SFO

Find cheap flights from Massachusetts to San Francisco from $98

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 9/7. 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 5/28
Tue 6/4

Search hundreds of travel sites at once for deals on flights to San Francisco

In the last 7 days travelers have searched 43,623,357 times on KAYAK, and here is why:

Save 22% or moreCompare multiple travel sites with one search.

Track pricesNot ready to book? Create a price alert for when prices drop.

Filter your dealsChoose cabin class, free Wi-Fi and more.

Bundle and saveSave money when you bundle your flight + hotel.

Good to know

Low season

January

High season

July

Cheapest flight

$98
Best time to beat the crowds with an average 14% 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, +80 more

AIR PREMIA, ANA, +81 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, +81 more

ANA, Aer Lingus, +82 more

Sunday

AIR PREMIA, ANA, Aer Lingus, +81 more

AIR PREMIA, ANA, +82 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, +80 more

AIR PREMIA, ANA, +81 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, +81 more

ANA, Aer Lingus, +82 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 Massachusetts to San Francisco

Recent round-trip flight deals

9/14Sat
1 stopAmerican Airlines
8h 20mBOS-SFO
10/8Tue
1 stopAmerican Airlines
10h 10mSFO-BOS
$196
8/24Sat
1 stopAmerican Airlines
8h 13mBOS-SFO
8/31Sat
1 stopAmerican Airlines
7h 42mSFO-BOS
$216
8/28Wed
nonstopJetBlue
6h 30mBOS-SFO
9/4Wed
nonstopJetBlue
5h 31mSFO-BOS
$217
8/28Wed
nonstopJetBlue
6h 30mBOS-SFO
9/5Thu
nonstopJetBlue
5h 43mSFO-BOS
$226
5/25Sat
1 stopUnited Airlines
8h 43mBOS-SFO
5/28Tue
1 stopUnited Airlines
7h 49mSFO-BOS
$238
8/27Tue
nonstopDelta
6h 56mBOS-SFO
9/1Sun
nonstopDelta
5h 47mSFO-BOS
$245
9/1Sun
nonstopDelta
6h 59mBOS-SFO
9/10Tue
1 stopDelta
11h 04mSFO-BOS
$250
9/13Fri
1 stopUnited Airlines
8h 11mBOS-SFO
9/23Mon
1 stopUnited Airlines
8h 17mSFO-BOS
$254
5/29Wed
nonstop
6h 50mBOS-SFO
6/1Sat
1 stop
13h 38mSFO-BOS
$303
6/1Sat
1 stop
11h 14mBOS-SFO
6/8Sat
1 stop
13h 47mSFO-BOS
$327

Search by stops

Search by airline

Search by price

Recent one-way flight deals

9/7Sat
1 stopAmerican Airlines
8h 20mBOS-SFO
$98
9/4Wed
1 stopAmerican Airlines
8h 29mBOS-SFO
$99
5/29Wed
nonstopJetBlue
6h 26mBOS-SFO
$100
5/30Thu
nonstopDelta
6h 51mBOS-SFO
$118
5/30Thu
1 stopJetBlue
9h 59mBOS-SFO
$131
6/1Sat
1 stopAlaska Airlines
8h 37mBOS-SFO
$136
6/1Sat
nonstopDelta
6h 45mBOS-SFO
$139
6/6Thu
2 stops
28h 37mBOS-SFO
$157
5/30Thu
3 stops
44h 11mBOS-SFO
$162
5/7Tue
1 stopAlaska Airlines
8h 46mBOS-SFO
$203

Search by stops

Search by airline

Search by price

Last minute flights from Massachusetts to San Francisco

Last minute flight, train and bus deals

5/1Wed
multi-stopAmerican Airlines
10h 54mBOS-SFO
6/11Tue
multi-stopAmerican Airlines
8h 25mSFO-BOS
$308
5/3Fri
multi-stopAmerican Airlines
8h 48mBOS-SFO
7/5Fri
multi-stopAmerican Airlines
8h 04mSFO-BOS
$326
5/3Fri
nonstopUnited Airlines
6h 42mBOS-SFO
9/3Tue
multi-stopUnited Airlines
8h 26mSFO-BOS
$363
4/30Tue
nonstopJetBlue
6h 26mBOS-SFO
7/4Thu
nonstopJetBlue
5h 41mSFO-BOS
$382
5/3Fri
nonstopUnited Airlines
6h 42mBOS-SFO
9/3Tue
nonstopUnited Airlines
5h 43mSFO-BOS
$386
4/30Tue
multi-stopDelta
11h 39mORH-SFO
5/4Sat
multi-stopDelta
13h 35mSFO-ORH
$404
4/30Tue
multi-stopAlaska Airlines
12h 01mBOS-SFO
7/4Thu
nonstopAlaska Airlines
5h 36mSFO-BOS
$408
5/3Fri
nonstopJetBlue
6h 35mBOS-SFO
5/14Tue
nonstopJetBlue
5h 49mSFO-BOS
$411
5/3Fri
nonstopDelta
6h 58mBOS-SFO
5/8Wed
nonstopDelta
5h 45mSFO-BOS
$420
4/30Tue
multi-stopAlaska Airlines
9h 34mBOS-SFO
5/4Sat
nonstopAlaska Airlines
5h 42mSFO-BOS
$429

Search by stops

Search by airline

Search by price

Flights to San Francisco

Destination:

San Francisco (SFO)United States

Return flight deals:

San Francisco - Massachusetts

Cabin classes:

$783
$1,246
$476
$140