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$134+ Cheap flights from Massachusetts to San Francisco (SFO)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/6. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — SFO
ago. 5 — ago. 121
mar. 8/5
mar. 8/12
1 adult, Economy
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Cheap flight deals from Massachusetts to San Francisco

Keep the following information in mind while searching for Massachusetts to San Francisco flight deals. Data was last updated julio 31, 2025.

Round-trip from

$233
(American Airlines)

One-way from

$134
(Trip.com)

Popular in

December

Cheapest in

September

Average price

$377

Good round-trip deal

$332 or less

Good one-way deal

$188 or less
From Massachusetts to San Francisco
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One-way flight from Massachusetts to San Francisco
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Highest demand for flights based on searches. 2% potential increase in price ($7 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Price to beat on a round-trip flight from Massachusetts to San Francisco.
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Price to beat on a one-way flight from Massachusetts to San Francisco.
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Find flight deals from Massachusetts to San Francisco

Cheapest flights from Massachusetts to San Francisco
Explore the most affordable flight options available from Massachusetts to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 31, 2025.

This Trip.com deal was found by Cheapflights users on 7/30. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 8/308:23 pmBOS - SFO
Nonstop6h 29mHawaiian Airlines
sáb. 9/66:10 amSFO - BOS
Nonstop5h 50mHawaiian Airlines
Deal found 7/30$239
This Rumbo deal was found by Cheapflights users on 7/30. 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 Rumbo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 8/306:30 pmBOS - SFO
Nonstop6h 45mJetBlue
sáb. 9/69:00 pmSFO - BOS
1 stop7h 58mJetBlue
Deal found 7/30$242
This American Airlines deal was found by Cheapflights users on 7/31. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 8/303:20 pmORH - SFO
1 stop11h 08mAmerican Airlines
sáb. 9/610:30 pmSFO - ORH
1 stop14h 28mAmerican Airlines
Deal found 7/31$242
This United Airlines deal was found by Cheapflights users on 7/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 9/246:02 amBOS - SFO
Nonstop6h 31mUnited Airlines
dom. 9/2811:30 pmSFO - BOS
Nonstop5h 47mUnited Airlines
Deal found 7/30$248
This Southwest deal was found by Cheapflights users on 7/31. 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.
mié. 8/277:25 amALB - SFO
1 stop9h 00mSouthwest
mié. 9/39:05 pmSFO - ALB
1 stop7h 50mSouthwest
Deal found 7/31$251
This American Airlines deal was found by Cheapflights users on 7/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 8/303:00 pmBOS - SFO
1 stop8h 13mAmerican Airlines
sáb. 9/69:20 amSFO - BOS
1 stop8h 05mAmerican Airlines
Deal found 7/30$255
This American Airlines deal was found by Cheapflights users on 7/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/2812:57 pmALB - SFO
2 stops10h 45mAmerican Airlines
mar. 11/411:14 pmSFO - ALB
1 stop8h 58mAmerican Airlines
Deal found 7/29$256
This Alaska Airlines deal was found by Cheapflights users on 7/30. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/108:25 pmBOS - SFO
Nonstop6h 40mAlaska Airlines
mié. 10/157:11 amSFO - BOS
Nonstop5h 49mAlaska Airlines
Deal found 7/30$258
This Delta deal was found by Cheapflights users on 7/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 8/306:45 pmBOS - SFO
Nonstop6h 53mDelta
sáb. 9/67:05 amSFO - BOS
Nonstop5h 50mDelta
Deal found 7/30$261
This JetBlue deal was found by Cheapflights users on 7/30. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/411:30 amMVY - SFO
1 stop12h 28mJetBlue
sáb. 9/69:00 pmSFO - MVY
1 stop10h 39mJetBlue
Deal found 7/30$270
This United Airlines deal was found by Cheapflights users on 7/31. 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.
mar. 9/94:53 pmBDL - SFO
1 stop8h 41mUnited Airlines
vie. 9/121:15 pmSFO - BDL
1 stop7h 29mUnited Airlines
Deal found 7/31$272
This Southwest deal was found by Cheapflights users on 7/29. 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.
sáb. 8/235:50 amBOS - SFO
2 stops9h 35mSouthwest
mar. 8/2611:25 amSFO - BOS
1 stop8h 05mSouthwest
Deal found 7/29$272

Cheapflights Fare Finder

 
Customize your flight search to find flights from Massachusetts 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 2,558,603 searches. Data last updated julio 31, 2025.
Use the filters below to find and compare flights from Massachusetts to San Francisco that are best for you.

Fly from

Massachusetts

Fly to

San Francisco

Route

Depart

Return

Price

BostonSan Francisco

BOS - SFO

BOSSFO

Boston Logan Intl

sáb. 8/30

8:23 pm-11:52 pm

Nonstop6h 29m

San Francisco

sáb. 9/6

6:10 am-3:00 pm

Nonstop5h 50m

$239

BostonSan Francisco

BOS - SFO

BOSSFO

Boston Logan Intl

sáb. 8/30

6:30 pm-10:15 pm

Nonstop6h 45m

San Francisco

sáb. 9/6

9:00 pm-7:58 am

1 stop7h 58m

$242

WorcesterSan Francisco

ORH - SFO

ORHSFO

Worcester

sáb. 8/30

3:20 pm-11:28 pm

1 stop11h 08m

San Francisco

sáb. 9/6

10:30 pm-3:58 pm

1 stop14h 28m

$242

BostonSan Francisco

BOS - SFO

BOSSFO

Boston Logan Intl

mié. 9/24

6:02 am-9:33 am

Nonstop6h 31m

San Francisco

dom. 9/28

11:30 pm-8:17 am

Nonstop5h 47m

$248

AlbanySan Francisco

ALB - SFO

ALBSFO

Albany Intl

mié. 8/27

7:25 am-1:25 pm

1 stop9h 00m

San Francisco

mié. 9/3

9:05 pm-7:55 am

1 stop7h 50m

$251

BostonSan Francisco

BOS - SFO

BOSSFO

Boston Logan Intl

sáb. 8/30

3:00 pm-8:13 pm

1 stop8h 13m

San Francisco

sáb. 9/6

9:20 am-8:25 pm

1 stop8h 05m

$255

AlbanySan Francisco

ALB - SFO

ALBSFO

Albany Intl

mar. 10/28

11:46 am-7:55 pm

2 stops11h 09m

San Francisco

mar. 11/4

12:08 pm-10:30 pm

1 stop7h 22m

$256

BostonSan Francisco

BOS - SFO

BOSSFO

Boston Logan Intl

vie. 10/10

8:25 pm-12:05 am

Nonstop6h 40m

San Francisco

mié. 10/15

7:11 am-4:00 pm

Nonstop5h 49m

$258

BostonSan Francisco

BOS - SFO

BOSSFO

Boston Logan Intl

sáb. 8/30

6:45 pm-10:38 pm

Nonstop6h 53m

San Francisco

sáb. 9/6

7:05 am-3:55 pm

Nonstop5h 50m

$261

West TisburySan Francisco

MVY - SFO

MVYSFO

West Tisbury Martha's Vineyard

jue. 9/4

11:30 am-8:58 pm

1 stop12h 28m

San Francisco

sáb. 9/6

9:00 pm-10:39 am

1 stop10h 39m

$270

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/31

Showing 1-10 of 59 results
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Best time to book a flight from Massachusetts to San Francisco

Have a flexible travel schedule? Discover the best time to fly to San Francisco from Massachusetts with our price prediction graph.
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 Massachusetts to San Francisco

What is the cheapest month to book a flight from Massachusetts to San Francisco?

Currently, January is the cheapest month in which you can book a flight from Massachusetts to San Francisco (average of $276). Flying from Massachusetts to San Francisco in June is currently the most expensive (average of $358). 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 MA to SFO?

Find hourly flight availability from Massachusetts 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 julio 31, 2025.

When flying from Massachusetts to San Francisco, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Massachusetts to San Francisco

Explore weekly flight availability from Massachusetts to San Francisco. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated julio 31, 2025.

The most flights from USMA to SFO are scheduled on a Thursday (62 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (30 on average).

Reviews of airlines servicing San Francisco

Get insights into the airlines that provide service to San Francisco. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Francisco. Reviews last updated julio 31, 2025.
See what other customers who have flown with Alaska Airlines, Southwest, and Delta from Massachusetts to San Francisco have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Overall

8.0

Boarding

8.1

Crew

8.5

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Overall

8.0

Boarding

8.1

Crew

8.5

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,246 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Overall

8.0

Boarding

8.1

Crew

8.5

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,981 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Overall

8.0

Boarding

8.1

Crew

8.5

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Breeze Airways
8.0
Very good
191 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Overall

8.0

Boarding

8.1

Crew

8.5

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.8
Good
2,611 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Overall

8.0

Boarding

8.1

Crew

8.5

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

Find useful and relevant information for your journey from Massachusetts to San Francisco. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to San Francisco from Massachusetts?

    San Francisco (SFO), located 11.8 mi from the city center, is the airport you fly into when you book flights from Massachusetts to San Francisco.

  • How popular is this Massachusetts to San Francisco flight route?

    This flight path from Massachusetts to San Francisco was viewed by 77 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • What are the cheapest airlines to fly from Massachusetts to San Francisco one-way?

    The cheapest airlines for a one-way flight from Massachusetts to San Francisco are Hawaiian Airlines ($134), Alaska Airlines ($136), and Delta ($139).

  • What are the most popular routes from Massachusetts to San Francisco?

    When deciding which route to take from Massachusetts to San Francisco consider Boston Logan Intl - San Francisco, Hartford Bradley Intl - San Francisco or Albany Intl - San Francisco as they are the most popular.

  • What are the most reliable airlines from Massachusetts to San Francisco?

    Before booking your flight to San Francisco from Massachusetts, check out the most reliable airlines to get you to your destination on time: Japan Airlines (89%), Qantas Airways (89%), Icelandair( 88%).

  • What are the cheapest flights from Massachusetts to San Francisco?

    Looking for the cheapest flight from Massachusetts to San Francisco? While on average our users pay $1,158, our data indicates the cheapest price to be $128. The most popular route (Boston Logan Intl - San Francisco), is priced around $223.

  • Can I find deals for flights from Massachusetts to San Francisco that include hotel bookings?

    Yes. In addition to deals on Massachusetts to San Francisco flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Massachusetts to San Francisco?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Massachusetts to San Francisco.

  • Can I find deals for business class flights from Massachusetts to San Francisco?

    Yes. Cheapflights offers flight deals from Massachusetts to San Francisco by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Massachusetts to San Francisco?

    Currently, January is the cheapest month in which you can book a flight from Massachusetts to San Francisco (average of $276). Flying from Massachusetts to San Francisco in June is currently the most expensive (average of $358). 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.

See more FAQs

Traveling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Roseville
Mountain View
Santa Cruz
South San Francisco
Livermore
Turlock
Manteca
Antioch
Hollister
Watsonville
Sunnyvale
Newark
Milpitas
Campbell
Foster City
Capitola
Santa Clara
San Leandro
Burlingame
Redwood City

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Alternative routes for Massachusetts to San Francisco

See prices for flight routes from nearby airports that may be better suited for you.
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Top 9 airlines flying from Massachusetts to San Francisco

Discover the top 9 airlines that operate flights from Massachusetts 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 2,558,603 searches. Data last updated julio 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$84Average$209FlexibilityNo cancel feeOn-time62%
Hawaiian AirlinesCheapest$129Average$324FlexibilityNo cancel feeOn-time85%
Sun Country AirCheapest$150Average$328FlexibilityNo cancel feeOn-time83%
SouthwestCheapest$153Average$362FlexibilityNo cancel feeOn-time63%
DeltaCheapest$171Average$357FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$175Average$363FlexibilityNo cancel feeOn-time71%
JetBlueCheapest$196Average$348FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$227Average$411FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$227Average$378FlexibilityNo cancel feeOn-time75%

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