$118+ 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 5/4. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — SFO
Apr 30 — May 71
1 adult, Economy
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Find cheap flights from Massachusetts to San Francisco with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.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 April 25, 2025.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | eDreams 3 stars |
Round-trip from | $228 (Frontier) |
One-way from | $118 (Cheapflightsfares) |
Popular in | June |
Cheapest in | September |
Average price | $382 |
Good round-trip deal | $298 or less |
Good one-way deal | $160 or less |
Find flight deals from Massachusetts to San Francisco
Cheapest flights from Massachusetts to San FranciscoExplore 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 April 25, 2025.
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 April 25, 2025.
This Frontier deal was found by Cheapflights users on 4/24. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/39:40 amBOS - SFO
1 stop15h 42mFrontier
Sun 5/411:50 pmSFO - BOS
1 stop9h 02mFrontier
Deal found 4/24![Frontier logo]()
$228
This Orbitz deal was found by Cheapflights users on 4/24. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/2810:45 amBOS - SFO
1 stop13h 42mMultiple Airlines
Fri 5/308:47 pmSFO - BOS
Nonstop5h 53mMultiple Airlines
Deal found 4/24![Multiple Airlines logo]()
$229
This Kiwi.com deal was found by Cheapflights users on 4/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/247:00 amBOS - SFO
Nonstop6h 49mHawaiian Airlines
Sat 5/318:47 pmSFO - BOS
Nonstop5h 53mHawaiian Airlines
Deal found 4/25![Hawaiian Airlines logo]()
$232
This JetBlue deal was found by Cheapflights users on 4/24. 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.
Sat 5/248:35 pmBOS - SFO
Nonstop6h 42mJetBlue
Sat 5/318:44 pmSFO - BOS
Nonstop5h 41mJetBlue
Deal found 4/24![JetBlue logo]()
$236
This Alaska Airlines deal was found by Cheapflights users on 4/25. 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.
Wed 5/217:00 amBOS - SFO
Nonstop6h 49mAlaska Airlines
Tue 6/38:47 pmSFO - BOS
Nonstop5h 53mAlaska Airlines
Deal found 4/25![Alaska Airlines logo]()
$237
This American Airlines deal was found by Cheapflights users on 4/25. 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.
Wed 5/217:01 amBDL - SFO
1 stop9h 18mAmerican Airlines
Wed 5/287:03 amSFO - BDL
1 stop8h 32mAmerican Airlines
Deal found 4/25![American Airlines logo]()
$253
This American Airlines deal was found by Cheapflights users on 4/24. 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.
Sat 5/246:45 amBOS - SFO
1 stop9h 10mAmerican Airlines
Sat 5/317:20 amSFO - BOS
1 stop8h 57mAmerican Airlines
Deal found 4/24![American Airlines logo]()
$255
This Frontier deal was found by Cheapflights users on 4/25. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/238:33 pmBDL - SFO
1 stop16h 55mFrontier
Fri 5/3010:19 pmSFO - BDL
1 stop13h 39mFrontier
Deal found 4/25![Frontier logo]()
$260
This American Airlines deal was found by Cheapflights users on 4/25. 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.
Fri 5/165:12 pmALB - SFO
1 stop8h 49mAmerican Airlines
Tue 5/201:35 pmSFO - ALB
1 stop8h 23mAmerican Airlines
Deal found 4/25![American Airlines logo]()
$264
This United Airlines deal was found by Cheapflights users on 4/24. 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.
Fri 9/57:45 amBOS - SFO
1 stop10h 45mUnited Airlines
Fri 9/59:14 pmSFO - BOS
Nonstop5h 46mUnited Airlines
Deal found 4/24![United Airlines logo]()
$265
This Delta deal was found by Cheapflights users on 4/25. 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.
Thu 5/228:30 pmBOS - SFO
Nonstop6h 46mDelta
Wed 6/47:00 amSFO - BOS
Nonstop5h 45mDelta
Deal found 4/25![Delta logo]()
$267
This Delta deal was found by Cheapflights users on 4/25. 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.
Wed 6/256:00 amBDL - SFO
1 stop10h 15mDelta
Wed 7/27:30 amSFO - BDL
1 stop9h 49mDelta
Deal found 4/25![Delta logo]()
$277
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 April 25, 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
Mon 5/19
6:00 am-1:15 pm
1 stop10h 15m
San Francisco
Tue 6/3
10:19 pm-10:20 am
1 stop9h 01m
$228
BostonSan Francisco
BOS - SFO
BOSSFO
Boston Logan Intl
Wed 5/28
10:45 am-9:27 pm
1 stop13h 42m
San Francisco
Fri 5/30
8:47 pm-5:40 am
Nonstop5h 53m
$229
BostonSan Francisco
BOS - SFO
BOSSFO
Boston Logan Intl
Sat 5/24
7:00 am-10:49 am
Nonstop6h 49m
San Francisco
Sat 5/31
8:47 pm-5:40 am
Nonstop5h 53m
$232
BostonSan Francisco
BOS - SFO
BOSSFO
Boston Logan Intl
Sat 5/24
3:50 pm-7:34 pm
Nonstop6h 44m
San Francisco
Sat 5/31
8:44 pm-5:25 am
Nonstop5h 41m
$236
BostonSan Francisco
BOS - SFO
BOSSFO
Boston Logan Intl
Wed 5/21
7:00 am-10:49 am
Nonstop6h 49m
San Francisco
Tue 6/3
8:47 pm-5:40 am
Nonstop5h 53m
$237
HartfordSan Francisco
BDL - SFO
BDLSFO
Hartford Bradley Intl
Wed 5/21
7:01 am-1:19 pm
1 stop9h 18m
San Francisco
Wed 5/28
7:03 am-6:35 pm
1 stop8h 32m
$253
BostonSan Francisco
BOS - SFO
BOSSFO
Boston Logan Intl
Sat 5/24
6:45 am-12:55 pm
1 stop9h 10m
San Francisco
Sat 5/31
7:20 am-7:17 pm
1 stop8h 57m
$255
BostonSan Francisco
BOS - SFO
BOSSFO
Boston Logan Intl
Sun 5/25
7:55 am-11:40 am
Nonstop6h 45m
San Francisco
Mon 6/2
9:52 pm-6:40 am
Nonstop5h 48m
$259
HartfordSan Francisco
BDL - SFO
BDLSFO
Hartford Bradley Intl
Fri 5/23
8:33 pm-10:28 am
1 stop16h 55m
San Francisco
Fri 5/30
10:19 pm-2:58 pm
1 stop13h 39m
$260
AlbanySan Francisco
ALB - SFO
ALBSFO
Albany Intl
Fri 5/16
5:12 pm-11:01 pm
1 stop8h 49m
San Francisco
Tue 5/20
1:35 pm-12:58 am
1 stop8h 23m
$264
Showing 1-10 of 56 results
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 $393). 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 April 25, 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 April 25, 2025.
The most flights from USMA to SFO are scheduled on a Thursday (47 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (28 on average).
Rainfall in San Francisco by month
Plan your trip to San Francisco by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in San Francisco ranges from 0.0 - 4.4 inches per month. January is typically the wettest month, when rainfall can reach 4.4 in. July is typically the driest time to visit San Francisco when rainfall is around 0.0 in.
Temperature in San Francisco by month
Plan your trip to San Francisco by taking into account the average temperature totals by month.
If weather is an important factor for your trip to San Francisco, use this chart to help with planning. For those seeking warmer temperatures, September is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).
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 April 25, 2025.
See what other customers who have flown with Breeze Airways, Alaska Airlines and Southwest 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.
Crew
8.8
Comfort
8.2
Food
6.7
Overall
8.1
Boarding
8.3
Entertainment
6.6
Reviews
1 / 11
10.0
ExcellentDena,Dec 2024
LAS - BDL
Crew
8.8
Comfort
8.2
Food
6.7
Overall
8.1
Boarding
8.3
Entertainment
6.6
Reviews
1 / 11
10.0
ExcellentDena,Dec 2024
LAS - BDL
Crew
8.8
Comfort
8.2
Food
6.7
Overall
8.1
Boarding
8.3
Entertainment
6.6
Reviews
1 / 11
10.0
ExcellentDena,Dec 2024
LAS - BDL
Crew
8.8
Comfort
8.2
Food
6.7
Overall
8.1
Boarding
8.3
Entertainment
6.6
Reviews
1 / 11
10.0
ExcellentDena,Dec 2024
LAS - BDL
Crew
8.8
Comfort
8.2
Food
6.7
Overall
8.1
Boarding
8.3
Entertainment
6.6
Reviews
1 / 11
10.0
ExcellentDena,Dec 2024
LAS - BDL
Crew
8.8
Comfort
8.2
Food
6.7
Overall
8.1
Boarding
8.3
Entertainment
6.6
Reviews
1 / 11
10.0
ExcellentDena,Dec 2024
LAS - BDL
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.
Traveling to a place near Massachusetts?
Book flights to Massachusetts if you plan to visit one of these locationsRoseville
Mountain View
Santa Cruz
Turlock
Livermore
South San Francisco
Fairfield
Manteca
Richmond
Watsonville
Hollister
Milpitas
Antioch
Sausalito
Vallejo
Newark
Hayward
Alameda
Sunnyvale
Campbell
Browse thousands of different options on Cheapflights for your next trip
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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.
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 April 25, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$84 | Average$184 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$132 | Average$350 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$135 | Average$330 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$150 | Average$333 | FlexibilityNo cancel fee | On-time83% | |
| Cheapest$161 | Average$364 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$194 | Average$354 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$200 | Average$388 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$227 | Average$417 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$288 | Average$386 | FlexibilityNo cancel fee | On-time63% |