Cheap flights from Boston to San Francisco from ₹ 9,982
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 13/3. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — SFO
13 Feb — 20 Feb1
Return
1 adult
Economy
The best prices from Boston Logan Intl to San Francisco are usually found in September or February, booked 56 days in advance, depart on a Wednesday or Thursday and return on a Saturday
Cheap 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 8 February 2025.
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 8 February 2025.
Mon 24/220:10BOS - SFO
Nonstop6h 45mJetBlue
Mon 3/323:20SFO - BOS
Nonstop5h 30mJetBlue
Deal found 7/2₹ 17,250
Thu 3/419:59BOS - SFO
Nonstop6h 58mAlaska Airlines
Mon 7/407:44SFO - BOS
Nonstop5h 43mAlaska Airlines
Deal found 7/2₹ 17,688
Thu 27/211:00BOS - SFO
Nonstop6h 55mUnited Airlines
Mon 3/319:30SFO - BOS
1 stop8h 50mUnited Airlines
Deal found 7/2₹ 17,775
Sun 30/307:50BOS - SFO
Nonstop7h 00mDelta
Wed 16/407:05SFO - BOS
Nonstop5h 35mDelta
Deal found 7/2₹ 21,190
Mon 28/413:15BOS - SFO
1 stop8h 55mSouthwest
Wed 7/515:45SFO - BOS
2 stops16h 20mSouthwest
Deal found 7/2₹ 24,780
Sat 26/711:34BOS - SFO
1 stop14h 16mSun Country Air
Tue 19/818:25SFO - BOS
1 stop13h 19mSun Country Air
Deal found 8/2₹ 31,960
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 8 February 2025.
Mon 24/220:10BOS - SFO
Nonstop6h 45mJetBlue
Mon 3/323:20SFO - BOS
Nonstop5h 30mJetBlue
Deal found 7/2₹ 17,250
Thu 3/419:59BOS - SFO
Nonstop6h 58mAlaska Airlines
Mon 7/407:44SFO - BOS
Nonstop5h 43mAlaska Airlines
Deal found 7/2₹ 17,688
Thu 27/211:00BOS - SFO
Nonstop6h 55mUnited Airlines
Mon 3/319:30SFO - BOS
1 stop8h 50mUnited Airlines
Deal found 7/2₹ 17,775
Sun 30/307:50BOS - SFO
Nonstop7h 00mDelta
Wed 16/407:05SFO - BOS
Nonstop5h 35mDelta
Deal found 7/2₹ 21,190
Mon 28/413:15BOS - SFO
1 stop8h 55mSouthwest
Wed 7/515:45SFO - BOS
2 stops16h 20mSouthwest
Deal found 7/2₹ 24,780
Sat 26/711:34BOS - SFO
1 stop14h 16mSun Country Air
Tue 19/818:25SFO - BOS
1 stop13h 19mSun Country Air
Deal found 8/2₹ 31,960
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 8 February 2025.
Mon 24/220:10BOS - SFO
Nonstop6h 45mJetBlue
Mon 3/323:20SFO - BOS
Nonstop5h 30mJetBlue
Deal found 7/2₹ 17,250
Thu 3/419:59BOS - SFO
Nonstop6h 58mAlaska Airlines
Mon 7/407:44SFO - BOS
Nonstop5h 43mAlaska Airlines
Deal found 7/2₹ 17,688
Fri 28/205:45BOS - SFO
Nonstop6h 55mUnited Airlines
Sat 8/307:15SFO - BOS
Nonstop5h 35mUnited Airlines
Deal found 7/2₹ 19,176
Wed 19/217:50BOS - SFO
Nonstop7h 06mDelta
Sat 8/307:30SFO - BOS
Nonstop5h 40mDelta
Deal found 7/2₹ 21,628
Fri 11/419:59BOS - SFO
Nonstop6h 58mMultiple Airlines
Fri 18/407:44SFO - BOS
Nonstop5h 43mMultiple Airlines
Deal found 7/2₹ 55,777
Last-minute flights from Boston to San Francisco
Discover last-minute flight deals from Boston to San Francisco. Data last updated 8 February 2025 and is based on user searches.
Mon 10/216:19BOS - SFO
1 stop8h 57mAmerican Airlines
Mon 24/223:35SFO - BOS
1 stop7h 46mAmerican Airlines
Deal found 7/2₹ 34,850
Fri 14/211:47BOS - SFO
1 stop11h 13mAmerican Airlines
Mon 17/218:30SFO - BOS
1 stop7h 55mAmerican Airlines
Deal found 6/2₹ 50,261
Sat 15/216:23BOS - SFO
1 stop18h 37mAlaska Airlines
Mon 10/311:35SFO - BOS
1 stop9h 24mAlaska Airlines
Deal found 7/2₹ 33,361
Sun 16/222:30BOS - SFO
2 stops16h 20mSouthwest
Sat 8/309:45SFO - BOS
1 stop12h 10mSouthwest
Deal found 7/2₹ 41,767
Tue 18/217:50BOS - SFO
Nonstop7h 06mDelta
Mon 3/313:15SFO - BOS
Nonstop5h 39mDelta
Deal found 7/2₹ 21,628
Tue 18/205:01BOS - SFO
1 stop12h 27mJetBlue
Mon 10/315:05SFO - BOS
Nonstop5h 32mJetBlue
Deal found 7/2₹ 22,503
Tue 18/213:30BOS - SFO
Nonstop6h 55mUnited Airlines
Sun 9/323:25SFO - BOS
Nonstop5h 37mUnited Airlines
Deal found 7/2₹ 32,135
Thu 20/216:23BOS - SFO
1 stop10h 22mAlaska Airlines
Tue 4/311:35SFO - BOS
1 stop9h 24mAlaska Airlines
Deal found 6/2₹ 18,913
Thu 20/221:05BOS - SFO
2 stops17h 45mSouthwest
Wed 26/210:35SFO - BOS
1 stop10h 00mSouthwest
Deal found 7/2₹ 31,347
Mon 24/217:50BOS - SFO
Nonstop7h 06mDelta
Mon 3/313:15SFO - BOS
Nonstop5h 39mDelta
Deal found 7/2₹ 17,250
Wed 26/218:00BOS - SFO
1 stop9h 25mJetBlue
Mon 3/323:20SFO - BOS
Nonstop5h 30mJetBlue
Deal found 7/2₹ 18,125
Thu 27/211:00BOS - SFO
Nonstop6h 55mUnited Airlines
Mon 3/319:30SFO - BOS
1 stop8h 50mUnited Airlines
Deal found 7/2₹ 17,775
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 8 February 2025.
Thu 13/319:59BOS - SFO
1 stop15h 53mAlaska Airlines
Deal found 6/2₹ 9,982
Fri 7/306:00BOS - SFO
Nonstop6h 55mJetBlue
Deal found 7/2₹ 10,332
Fri 9/520:00BOS - SFO
Nonstop6h 59mDelta
Deal found 7/2₹ 10,858
Sat 19/405:55BOS - SFO
1 stop8h 33mUnited Airlines
Deal found 7/2₹ 12,259
Thu 5/611:34BOS - SFO
1 stop23h 46mSun Country Air
Deal found 8/2₹ 14,710
Mon 24/212:30BOS - SFO
2 stops12h 00mSouthwest
Deal found 7/2₹ 18,300
Find flights from Boston to San Francisco within your budget
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 454,620 searches. Data last updated 8 February 2025.
Fly from
Any airport
Fly to
Any airport
Route
Depart
Return
Price
BostonSan Francisco
BOS - SFO
BOSSFO
Boston Logan Intl
Mon 24/2
17:50-21:56
Nonstop7h 06m
San Francisco
Mon 3/3
13:15-21:54
Nonstop5h 39m
₹ 17,250
BostonSan Francisco
BOS - SFO
BOSSFO
Boston Logan Intl
Tue 1/4
06:00-09:39
Nonstop6h 39m
San Francisco
Tue 1/4
13:10-00:17
1 stop8h 07m
₹ 17,600
BostonSan Francisco
BOS - SFO
BOSSFO
Boston Logan Intl
Thu 3/4
19:59-23:57
Nonstop6h 58m
San Francisco
Mon 7/4
07:44-16:27
Nonstop5h 43m
₹ 17,688
BostonSan Francisco
BOS - SFO
BOSSFO
Boston Logan Intl
Thu 27/2
11:00-14:55
Nonstop6h 55m
San Francisco
Mon 3/3
19:30-07:20
1 stop8h 50m
₹ 17,775
BostonSan Francisco
BOS - SFO
BOSSFO
Boston Logan Intl
Mon 28/4
13:15-19:10
1 stop8h 55m
San Francisco
Wed 7/5
15:45-11:05
2 stops16h 20m
₹ 24,780
BostonSan Francisco
BOS - SFO
BOSSFO
Boston Logan Intl
Sat 26/7
11:34-22:50
1 stop14h 16m
San Francisco
Tue 19/8
18:25-10:44
1 stop13h 19m
₹ 31,960
BostonSan Francisco
BOS - SFO
BOSSFO
Boston Logan Intl
Thu 13/3
19:59-08:52
1 stop15h 53m
₹ 9,982
BostonSan Francisco
BOS - SFO
BOSSFO
Boston Logan Intl
Fri 7/3
06:00-09:55
Nonstop6h 55m
₹ 10,332
BostonSan Francisco
BOS - SFO
BOSSFO
Boston Logan Intl
Fri 9/5
20:00-23:59
Nonstop6h 59m
₹ 10,858
BostonSan Francisco
BOS - SFO
BOSSFO
Boston Logan Intl
Sat 19/4
05:55-11:28
1 stop8h 33m
₹ 12,259
Flights are sorted by cheapest return flights first.
Deals found on 6/2
Showing 1-10 of 12 results
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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.
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.
Travel insights for flights from Boston to San Francisco
Get recent, data-driven insights about flights from Boston to San Francisco including ideal travel times, pricing trends, and more.
How far ahead should I book a flight from Boston to San Francisco?
Use this chart to determine the optimal time to book a return flight from Boston to San Francisco. Price data was last updated on 31 January 2025.
The best time to book flights from Boston to San Francisco is 56 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, October is the cheapest month in which you can book a flight from Boston to San Francisco (average of ₹ 991). Flying from Boston to San Francisco in July is currently the most expensive (average of ₹ 1,443). 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 8 February 2025.
A simple way to save on the total cost of your ticket is to fly from Boston to San Francisco at midday. If you’re flexible enough to do this you can expect to save up to 44% on your trip compared to booking a flight in the morning.
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 8 February 2025.
The most flights from BOS to SFO are scheduled on a Thursday (30 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (14 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 - 112.0 inches per month. January is typically the wettest month, when rainfall can reach 112.0 mm. July is typically the driest time to visit San Francisco when rainfall is around 0.0 mm.
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 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 11.0 C).
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 8 February 2025.
Read reviews from past customers who have flown Southwest, Alaska Airlines and Delta from Boston to San Francisco. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
No issues. I needed pre boarding and I was able to get it without issue
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 24 flights from Logan Intl (BOS) to San Francisco (SFO) per day to choose from. Flights to San Francisco from Logan Intl are available from 4 different airlines, which means you should have some options if you want to compare airfare deals. 6h 45m 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 9 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 flying from Boston to San Francisco round-trip?
JetBlue, at ₹ 17,250, was found to be the cheapest airline from Boston to San Francisco.Alternate airlines to your destination round-trip include Alaska Airlines and United Airlines. JetBlue is currently priced 45% below the average price you’ll pay for this route.
What are the cheapest airlines to fly from Boston to San Francisco one-way?
The cheapest airline one-way is Alaska Airlines, with whom users have recently found tickets for as low as ₹ 9,982. However, be on the lookout for offers from JetBlue and Delta, as they are both options that can get you from Boston to San Francisco for a low price.
What are the most reliable airlines from Boston to San Francisco?
Consider Korean Air (100%), WestJet (91%) or EL AL (90%) when booking your flight. These represent the most reliable airlines when flying from Boston to San Francisco.
Can I find deals for flights from Boston to San Francisco that include hotel bookings?
Yes. In addition to deals on Boston to San Francisco flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Boston to San Francisco?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Boston to San Francisco.
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, October is the cheapest month in which you can book a flight from Boston to San Francisco (average of ₹ 991). Flying from Boston to San Francisco in July is currently the most expensive (average of ₹ 1,443). 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 8 February 2025.