Cheap flights from Boston to San Francisco from ₹ 16,326
This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/12. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — SFO
14 Oct — 21 Oct1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Boston Logan Intl to San Francisco are usually found in January or November, booked 86 days in advance, depart on a Monday or Tuesday and return on a Monday
Cheap flight deals from Boston to San Francisco
Enter your travel dates to find the best prices.
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Best
Direct
Last-minute
One-way
Cheapest flights from Boston to San Francisco
Explore the most affordable flight options available from Boston to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 14 September 2026.
Wed 11/1116:10 -
1 stop10h 44m
Sat 14/1120:55 -
1 stop7h 55m
Deal found 13/9₹ 29,406
Wed 21/1007:03 -
1 stop10h 20m
Sat 24/1019:11 -
1 stop9h 15m
Deal found 13/9₹ 31,124
Wed 30/909:20 -
Nonstop6h 23m
Wed 7/1014:05 -
Nonstop5h 52m
Deal found 9/9₹ 31,220
Tue 20/1021:35 -
Nonstop6h 30m
Tue 27/1008:05 -
1 stop8h 36m
Deal found 12/9₹ 31,315
Thu 12/1107:09 -
1 stop9h 31m
Tue 17/1108:05 -
1 stop8h 36m
Deal found 12/9₹ 31,411
Tue 27/1018:14 -
1 stop23h 37m
Tue 3/1117:42 -
1 stop8h 58m
Deal found 10/9₹ 31,506
Fri 23/1018:40 -
1 stop17h 09m
Mon 26/1010:40 -
1 stop15h 48m
Deal found 11/9₹ 31,697
Thu 3/1205:45 -
1 stop9h 22m
Sun 6/1210:30 -
Nonstop5h 35m
Deal found 13/9₹ 31,793
Wed 7/1007:45 -
Nonstop6h 30m
Wed 14/1023:20 -
Nonstop5h 56m
Deal found 9/9₹ 31,888
Thu 1/1006:50 -
Nonstop6h 23m
Mon 5/1023:59 -
1 stop8h 17m
Deal found 10/9₹ 31,984
Mon 26/1020:51 -
Nonstop6h 33m
Mon 2/1107:00 -
Nonstop5h 45m
Deal found 11/9₹ 32,175
Best flights from Boston to San Francisco
Discover carefully curated flight deals from Boston to San Francisco that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 14 September 2026.
Wed 2/1219:40 -
Nonstop6h 46m
Sat 12/1206:00 -
1 stop10h 50m
Deal found 13/9₹ 31,124
Thu 10/1205:00 -
1 stop9h 10m
Mon 14/1207:15 -
2 stops11h 35m
Deal found 12/9₹ 32,652
Thu 28/118:14 -
1 stop28h 45m
Mon 1/210:04 -
1 stop27h 59m
Deal found 8/9₹ 37,426
Wed 10/219:41 -
1 stop8h 35m
Mon 15/221:15 -
Nonstop6h 03m
Deal found 13/9₹ 40,003
Sun 28/207:40 -
Nonstop6h 59m
Sun 7/321:55 -
Nonstop5h 46m
Deal found 12/9₹ 44,204
Thu 5/1116:10 -
1 stop10h 48m
Sun 8/1122:10 -
Nonstop5h 34m
Deal found 11/9₹ 31,220
Tue 10/1120:40 -
Nonstop6h 45m
Wed 18/1106:00 -
1 stop10h 33m
Deal found 13/9₹ 31,315
Thu 5/1105:35 -
2 stops12h 35m
Mon 9/1118:30 -
2 stops10h 50m
Deal found 10/9₹ 34,561
Fri 6/1105:20 -
2 stops10h 45m
Sun 8/1121:25 -
1 stop7h 40m
Deal found 8/9₹ 37,998
Sat 17/1005:35 -
2 stops12h 00m
Wed 21/1017:50 -
2 stops11h 20m
Deal found 11/9₹ 41,817
Fri 16/1005:25 -
1 stop8h 25m
Sat 24/1009:05 -
2 stops10h 05m
Deal found 13/9₹ 43,250
Direct flights from Boston to San Francisco
Explore direct flight options from Boston to San Francisco based on user searches, and compare prices and availability for your desired travel dates. Data last updated 14 September 2026.
Wed 30/909:20 -
Nonstop6h 23m
Wed 7/1014:05 -
Nonstop5h 52m
Deal found 9/9₹ 31,220
Thu 22/1010:05 -
Nonstop6h 38m
Mon 26/1007:00 -
Nonstop5h 45m
Deal found 10/9₹ 31,697
Wed 7/1007:45 -
Nonstop6h 30m
Wed 14/1023:20 -
Nonstop5h 56m
Deal found 9/9₹ 31,888
Mon 26/1020:51 -
Nonstop6h 33m
Sun 1/1107:00 -
Nonstop5h 45m
Deal found 11/9₹ 32,175
Sat 17/1007:00 -
Nonstop6h 29m
Mon 26/1007:30 -
Nonstop5h 35m
Deal found 12/9₹ 32,652
Tue 20/1007:00 -
Nonstop6h 29m
Sat 24/1022:10 -
Nonstop5h 50m
Deal found 13/9₹ 33,034
Thu 1/1007:35 -
Nonstop6h 29m
Mon 5/1007:10 -
Nonstop5h 47m
Deal found 10/9₹ 33,129
Fri 2/1016:15 -
Nonstop6h 25m
Wed 7/1014:05 -
Nonstop5h 52m
Deal found 8/9₹ 33,225
Fri 23/1007:45 -
Nonstop6h 40m
Mon 26/1007:00 -
Nonstop5h 45m
Deal found 13/9₹ 33,607
Mon 26/1020:40 -
Nonstop6h 45m
Sun 1/1122:10 -
Nonstop5h 34m
Deal found 10/9₹ 33,702
Last-minute flights from Boston to San Francisco
Discover last-minute flight deals from Boston to San Francisco. Data last updated 14 September 2026 and is based on user searches.
Wed 30/909:20 -
Nonstop6h 23m
Wed 7/1014:05 -
Nonstop5h 52m
Deal found 9/9₹ 31,220
Wed 30/909:20 -
Nonstop6h 23m
Sat 3/1012:45 -
1 stop8h 14m
Deal found 9/9₹ 31,793
Thu 1/1006:50 -
Nonstop6h 23m
Mon 5/1023:59 -
1 stop8h 17m
Deal found 10/9₹ 31,984
Wed 7/1007:45 -
Nonstop6h 30m
Wed 14/1023:20 -
Nonstop5h 56m
Deal found 9/9₹ 31,888
Tue 20/1021:35 -
Nonstop6h 30m
Tue 27/1008:05 -
1 stop8h 36m
Deal found 12/9₹ 31,315
Wed 21/1007:03 -
1 stop10h 20m
Sat 24/1019:11 -
1 stop9h 15m
Deal found 13/9₹ 31,124
Wed 21/1016:11 -
1 stop10h 37m
Sun 25/1022:10 -
Nonstop5h 34m
Deal found 10/9₹ 32,366
Thu 22/1021:35 -
Nonstop6h 30m
Mon 26/1020:44 -
1 stop8h 06m
Deal found 12/9₹ 32,270
Fri 23/1018:40 -
1 stop17h 09m
Mon 26/1010:40 -
1 stop15h 48m
Deal found 11/9₹ 31,697
Mon 26/1020:51 -
Nonstop6h 33m
Mon 2/1107:00 -
Nonstop5h 45m
Deal found 11/9₹ 32,175
Tue 27/1018:14 -
1 stop23h 37m
Tue 3/1117:42 -
1 stop8h 58m
Deal found 10/9₹ 31,506
One-way flights from Boston to San Francisco
Search for one-way flight options from Boston to San Francisco. Find affordable one-way fares based on user searches. Data last updated 14 September 2026.
Sat 12/1215:05 -
1 stop10h 16m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 13/9₹ 16,326
Thu 1/1009:20 -
Nonstop6h 23m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 10/9₹ 16,612
Tue 29/919:59 -
1 stop16h 38m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 10/9₹ 17,090
Tue 27/1007:45 -
Nonstop6h 40m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 11/9₹ 17,185
Sat 26/910:10 -
Nonstop6h 32m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 10/9₹ 17,472
Sat 26/907:45 -
Nonstop6h 30m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 10/9₹ 17,567
Tue 15/1207:30 -
Nonstop6h 53m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 9/9₹ 17,663
Wed 7/1007:45 -
Nonstop6h 30m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 10/9₹ 17,758
Tue 8/1217:45 -
1 stop17h 17m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 11/9₹ 17,854
Thu 29/1014:35 -
2 stops11h 40m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 11/9₹ 18,044
Wed 30/918:17 -
Nonstop6h 31m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 11/9₹ 18,522
Find flight deals from Boston to San Francisco
Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to San Francisco (SFO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 14 September 2026.
Customise your flight search to find flights from Boston 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 7,457,451 searches. Data last updated 14 September 2026.
Use the filters below to find and compare flights from Boston to San Francisco that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
Cheapest return flight
BostonSan Francisco
BOS Boston Logan Intl - SFO San Francisco
BOSSFO
Boston Logan Intl
Wed 28/10
14:50-22:20
2 stops10h 30m
San Francisco
Wed 31/12
00:00-03:00
Nonstop0h 00m
₹ 16,612
BostonSan Francisco
BOS Boston Logan Intl - SFO San Francisco
BOSSFO
Boston Logan Intl
Tue 3/11
05:10-12:50
2 stops10h 40m
San Francisco
Wed 31/12
00:00-03:00
Nonstop0h 00m
₹ 16,612
BostonSan Francisco
BOS Boston Logan Intl - SFO San Francisco
BOSSFO
Boston Logan Intl
Sat 31/10
10:35-18:15
2 stops10h 40m
San Francisco
Wed 31/12
00:00-03:00
Nonstop0h 00m
₹ 18,044
BostonSan Francisco
BOS Boston Logan Intl - SFO San Francisco
BOSSFO
Boston Logan Intl
Sat 21/11
15:00-22:45
1 stop10h 45m
San Francisco
Wed 31/12
00:00-03:00
Nonstop0h 00m
₹ 20,049
BostonSan Francisco
BOS Boston Logan Intl - SFO San Francisco
BOSSFO
Boston Logan Intl
Thu 19/11
07:50-11:41
Nonstop6h 51m
San Francisco
Wed 31/12
00:00-03:00
Nonstop0h 00m
₹ 20,049
BostonSan Francisco
BOS Boston Logan Intl - SFO San Francisco
BOSSFO
Boston Logan Intl
Fri 5/3
07:30-11:15
Nonstop6h 45m
San Francisco
Wed 31/12
00:00-03:00
Nonstop0h 00m
₹ 20,049
Fastest return journey
BostonSan Francisco
BOS Boston Logan Intl - SFO San Francisco
BOSSFO
Boston Logan Intl
Fri 20/11
06:00-09:40
Nonstop6h 40m
San Francisco
Wed 31/12
00:00-03:00
Nonstop0h 00m
₹ 20,049
BostonSan Francisco
BOS Boston Logan Intl - SFO San Francisco
BOSSFO
Boston Logan Intl
Sat 21/11
18:55-00:35
1 stop8h 40m
San Francisco
Wed 31/12
00:00-03:00
Nonstop0h 00m
₹ 21,482
BostonSan Francisco
BOS Boston Logan Intl - SFO San Francisco
BOSSFO
Boston Logan Intl
Tue 20/10
13:40-20:14
1 stop9h 34m
San Francisco
Wed 31/12
00:00-03:00
Nonstop0h 00m
₹ 21,863
BostonSan Francisco
BOS Boston Logan Intl - SFO San Francisco
BOSSFO
Boston Logan Intl
Sat 3/10
05:35-14:35
2 stops12h 00m
San Francisco
Wed 31/12
00:00-03:00
Nonstop0h 00m
₹ 21,959
Flights are sorted by cheapest return flights first.
Deals found on 9/9
Showing 1-10 of 23 resultsSorted by cheapest first
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Best time to book a flight from Boston to San Francisco
Have a flexible travel schedule? Discover the best time to fly to San Francisco from Boston with our price prediction graph.
BOS-SFO
Estimated return 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 Boston to San Francisco
Prices
Airlines
Delays
How far ahead should I book a flight from Boston to San Francisco?
The best time to book flights from Boston to San Francisco is 85 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest month to book a flight from Boston to San Francisco?
Currently, January is the cheapest month in which you can book a flight from Boston to San Francisco (average of ₹ 32,461). Flying from Boston to San Francisco in June is currently the most expensive (average of ₹ 44,300). 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 BOS to SFO?
Find hourly flight availability from Boston 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 14 September 2026.
A simple way to save on the total cost of your ticket is to fly from Boston to San Francisco in the morning. If you’re flexible enough to do this you can expect to save up to 59% on your trip compared to booking a flight at midday.
How much does it cost for a return flight from Boston to San Francisco?
Airfare is below average for this route at the moment.
Boston to San Francisco flights typically cost between ₹ 33,320 and ₹ 51,556 in November.The cheapest return price found within the last 5 days was ₹ 29,406 on JetBlue (11 Nov–14 Nov).
Weekly flight availability from Boston to San Francisco
Explore weekly flight availability from Boston 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 14 September 2026.
The most flights from BOS to SFO are scheduled on a Sunday (45 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (29 on average).
How often are flights from Boston to San Francisco delayed?
About 22% of weekly flights between Boston and San Francisco have experienced delays in the past year, with the average delay time being 172 minutes.
What is the most punctual flight time for Boston to San Francisco flights?
Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Saturday tends to have the lowest number of delays on this route, whereas Thursday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Boston to San Francisco flights?
Over the past year, United Airlines have had the lowest number of delays on this route, with just 20% of flights being delayed.
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 14 September 2026.
See what other customers who have flown with JetBlue from Boston to San Francisco have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Flight was delayed an hour due to a flight plan issue. Then additional fuel was needed. The crew did communicate well. Upon departure there was not food available for purchase, at least not by the time they got to row 23. Wifi didn't work consistently. Not the normal Jetblue experience. The Captain and crew were great though.
Flight was delayed an hour due to a flight plan issue. Then additional fuel was needed. The crew did communicate well. Upon departure there was not food available for purchase, at least not by the time they got to row 23. Wifi didn't work consistently. Not the normal Jetblue experience. The Captain and crew were great though.
Related info for your journey
Find useful and relevant information for your journey from Boston 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 airports do I use to fly from Boston to San Francisco?
If you wish to fly to San Francisco from Boston, then you need to book flights from Boston Logan Intl to San Francisco. There are 36 flights from Logan Intl (BOS) to San Francisco (SFO) per day to choose from. Flights to San Francisco from Logan Intl are available from 1 airline, which means you should have some options if you want to compare airfare deals. 6h 51m is how long a nonstop flight from Boston to San Francisco typically takes.
How popular is this Boston to San Francisco flight route?
This flight path from Boston Logan Intl to San Francisco was viewed by 3 users in the past month. Keep an eye out for changes in search interest prior to high and low season.
How long is the flight from Boston to San Francisco?
A quick flight from Boston to San Francisco can take about 6h 46m. JetBlue provides one of the quickest options available for as low as ₹ 31,124. The distance from Boston to San Francisco is about 4339 km. Both multi-stop and direct flights can be found to your destination and back.
What is the cheapest airline to fly from Boston to San Francisco round-trip?
JetBlue, at ₹ 27,918, was found to be the cheapest airline from Boston to San Francisco.. JetBlue is currently priced 29% below the average price you’ll pay for this route.
What are the most reliable airlines from Boston to San Francisco?
Consider Air China (90%), ANA (87%) or Korean Air (79%) when booking your flight. These represent the most reliable airlines when flying from Boston to San Francisco.
What are the cheapest flights from Boston to San Francisco?
Looking for the cheapest flight from Boston to San Francisco? While on average our users pay ₹ 27,604, our data indicates the cheapest price to be ₹ 18,059. The most popular route (Boston Logan Intl - San Francisco), is priced around ₹ 90,891.
Can I find deals for business class flights from Boston to San Francisco?
Yes. Cheapflights offers flight deals from Boston 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 Boston to San Francisco?
Currently, January is the cheapest month in which you can book a flight from Boston to San Francisco (average of ₹ 32,461). Flying from Boston to San Francisco in June is currently the most expensive (average of ₹ 44,300). 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.
Explore flights to San Francisco departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 14 September 2026.
Discover the top airline that operate flights from Boston 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 7,457,451 searches. Data last updated 14 September 2026.
Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from Boston to San Francisco?
When you search for this flight from Boston to San Francisco, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.
Why should you use Cheapflights to find cheap flight tickets from Boston to San Francisco?
Millions of users choose and trust Cheapflights to book the best flight deals from Boston to San Francisco for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.
Can Cheapflights find flights from Boston to San Francisco with no change fees?
Users can book flights with no change fees policies with our dedicated filters. Book flights from Boston to San Francisco flexibly with Cheapflights today.
Can Cheapflights notify me if prices for flights from Boston to San Francisco become cheaper?
Of course! You can now track prices for flights from Boston to San Francisco and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.
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