What is the cheapest airline that flies from San Francisco to Boston Logan Intl?

United Airlines, Alaska Airlines, and Delta are the most popular carriers operating from San Francisco to Boston Logan Intl

How often are flights from San Francisco to Boston delayed?

Historically, on average around 13% of flights between San Francisco and Boston have experienced a delay on any given week. The average delay length over the past 12 months has been 165 minutes.

How many flights depart from San Francisco to Boston on average per week?

As of November 2025, 241 flights take off from San Francisco and land in Boston each week. The most common flight departure day for this route is Mon, with 17% of weekly flights taking off on this day.

Which airline has the best punctuality record on San Francisco to Boston flights?

According to our data, Scandinavian Airlines have had the fewest delays on this route over the last 12 months, with about 5% of their flights experiencing any sort of delay.

How many flights depart from San Francisco to Boston on average per day?

As of November 2025, 34 flights take off from San Francisco and land in Boston each day. The most common flight departure time for this route is 07:00, with 42% of daily flights taking off at midday.

What is the most punctual flight time for San Francisco to Boston flights?

Generally, flights departing in the morning tend to experience fewer delays. Flights departing in the early afternoon have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Tuesday is statistically the day of the week that experiences the fewest delays on this flight route. Thursday has historically seen more delays on average compared to the rest of the week.

When did momondo last update prices for flights from San Francisco Airport to Boston Logan Intl Airport?

Prices for flights from San Francisco Airport to Boston Logan Intl Airport were last updated today.

How many operators does momondo search for flights from San Francisco Airport to Boston Logan Intl Airport?

There is 1 operator available for flights from San Francisco Airport to Boston Logan Intl Airport as of November 2025.

How old do you have to be to fly from San Francisco Airport to Boston Logan Intl Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from San Francisco Airport to Boston Logan Intl Airport.

What documentation or ID do you need to fly to Boston Logan Intl Airport?

The necessary travel and health documents for your Boston Logan Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

₹ 12,056 Cheap Flights from San Francisco to Boston in 2025/26

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One-way

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Cheap return flights

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21:57 - 17:52SFO-BOS

16h 55m1 stop

16:24 - 22:48BOS-SFO

9h 24m1 stop

₹ 20,920Alaska Airlines

Find Deal

Wed, 3 Dec - Wed, 10 Dec

11:45 - 20:19SFO-BOS

5h 34mdirect

06:45 - 10:33BOS-SFO

6h 48mdirect

₹ 21,009JetBlue

Find Deal

Fri, 5 Dec - Sun, 14 Dec

07:00 - 15:37SFO-BOS

5h 37mdirect

17:12 - 23:49BOS-SFO

9h 37m1 stop

₹ 21,275Alaska Airlines

Find Deal

Thu, 4 Dec - Mon, 5 Jan

07:00 - 17:39SFO-BOS

7h 39m1 stop

18:44 - 10:42BOS-SFO

18h 58m1 stop

₹ 21,364Alaska Airlines

Find Deal

Tue, 27 Jan - Tue, 27 Jan

13:00 - 21:37SFO-BOS

5h 37mdirect

07:45 - 11:49BOS-SFO

7h 04mdirect

₹ 21,452Delta

Find Deal

Tue, 13 Jan - Fri, 16 Jan

12:15 - 20:48SFO-BOS

5h 33mdirect

13:40 - 20:10BOS-SFO

9h 30m1 stop

₹ 21,718JetBlue

Find Deal

Thu, 27 Nov - Fri, 5 Dec

21:41 - 06:24SFO-BOS

5h 43mdirect

05:45 - 11:27BOS-SFO

8h 42m1 stop

₹ 22,782Delta

Find Deal

Tue, 2 Dec - Wed, 17 Dec

08:25 - 17:06SFO-BOS

5h 41mdirect

20:30 - 00:24BOS-SFO

6h 54mdirect

₹ 22,959United Airlines

Find Deal

Wed, 19 Nov - Mon, 24 Nov

23:20 - 10:36SFO-BOS

8h 16m1 stop

07:55 - 11:50BOS-SFO

6h 55mdirect

₹ 23,668United Airlines

Find Deal

Fri, 16 Jan - Mon, 19 Jan

10:50 - 21:40SFO-BOS

7h 50m1 stop

09:10 - 17:40BOS-SFO

11h 30m2 stops

₹ 25,441Southwest

Find Deal

Wed, 3 Dec - Thu, 19 Feb

Alaska Airlines flights from San Francisco to Boston

Our best Alaska Airlines deals on San Francisco to Boston flight tickets

Alaska Airlines

3 Dec

SFO21:57San Francisco

16h 55m

1 stop

BOS17:52Boston Logan Intl

10 Dec

BOS16:24Boston Logan Intl

9h 24m

1 stop

SFO22:48San Francisco

₹ 20,920

Find similar

Alaska Airlines

4 Dec

SFO07:00San Francisco

5h 37m

BOS15:37Boston Logan Intl

5 Jan

BOS17:12Boston Logan Intl

9h 37m

1 stop

SFO23:49San Francisco

₹ 21,275

Find similar

Alaska Airlines

27 Jan

SFO07:00San Francisco

7h 39m

1 stop

BOS17:39Boston Logan Intl

27 Jan

BOS18:44Boston Logan Intl

18h 58m

1 stop

SFO10:42San Francisco

₹ 21,364

Find similar

Delta flights from San Francisco to Boston

Our best Delta deals on San Francisco to Boston flight tickets

Delta

17 Nov

SFO21:48San Francisco

5h 37m

BOS06:25Boston Logan Intl

18 Nov

BOS16:45Boston Logan Intl

6h 53m

SFO20:38San Francisco

₹ 21,009

Find similar

Delta

13 Jan

SFO13:00San Francisco

5h 37m

BOS21:37Boston Logan Intl

16 Jan

BOS07:45Boston Logan Intl

7h 04m

SFO11:49San Francisco

₹ 21,452

Find similar

Delta

19 Nov

SFO07:00San Francisco

5h 34m

BOS15:34Boston Logan Intl

24 Nov

BOS07:25Boston Logan Intl

6h 55m

SFO11:20San Francisco

₹ 22,782

Find similar

Fly from

Fly to

Route

Depart

Return

Price

San FranciscoBoston

SFO - BOS

SFOBOS

San Francisco

Wed 3/12

21:57-17:52

1 stop16h 55m

Boston Logan Intl

Wed 10/12

16:24-22:48

1 stop9h 24m

₹ 20,920

San FranciscoBoston

SFO - BOS

SFOBOS

San Francisco

Fri 5/12

11:45-20:19

Nonstop5h 34m

Boston Logan Intl

Sun 14/12

06:45-10:33

Nonstop6h 48m

₹ 21,009

San FranciscoBoston

SFO - BOS

SFOBOS

San Francisco

Thu 4/12

07:00-15:37

Nonstop5h 37m

Boston Logan Intl

Mon 5/1

17:12-23:49

1 stop9h 37m

₹ 21,275

San FranciscoBoston

SFO - BOS

SFOBOS

San Francisco

Tue 27/1

07:00-17:39

1 stop7h 39m

Boston Logan Intl

Tue 27/1

18:44-10:42

1 stop18h 58m

₹ 21,364

San FranciscoBoston

SFO - BOS

SFOBOS

San Francisco

Tue 13/1

13:00-21:37

Nonstop5h 37m

Boston Logan Intl

Fri 16/1

07:45-11:49

Nonstop7h 04m

₹ 21,452

San FranciscoBoston

SFO - BOS

SFOBOS

San Francisco

Thu 27/11

12:15-20:48

Nonstop5h 33m

Boston Logan Intl

Fri 5/12

13:40-20:10

1 stop9h 30m

₹ 21,718

San FranciscoBoston

SFO - BOS

SFOBOS

San Francisco

Tue 2/12

21:41-06:24

Nonstop5h 43m

Boston Logan Intl

Wed 17/12

05:45-11:27

1 stop8h 42m

₹ 22,782

San FranciscoBoston

SFO - BOS

SFOBOS

San Francisco

Wed 19/11

08:25-17:06

Nonstop5h 41m

Boston Logan Intl

Mon 24/11

20:30-00:24

Nonstop6h 54m

₹ 22,959

San FranciscoBoston

SFO - BOS

SFOBOS

San Francisco

Fri 16/1

23:20-10:36

1 stop8h 16m

Boston Logan Intl

Mon 19/1

07:55-11:50

Nonstop6h 55m

₹ 23,668

San FranciscoBoston

SFO - BOS

SFOBOS

San Francisco

Wed 3/12

10:50-21:40

1 stop7h 50m

Boston Logan Intl

Thu 19/2

09:10-17:40

2 stops11h 30m

₹ 25,441

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from San Francisco to Boston

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Delays

Other information

What is the cheapest month to fly to Boston?

The month of January is, on average, the cheapest month to fly to Boston from San Francisco, with most prices found around ₹ 28,012. If you are unable to visit Boston during the month of January, then departing from San Francisco during the month February is also very affordable. Most momondo users find prices during this month for around ₹ 28,101.

What is the cheapest day to depart on your flight to Boston?

The cheapest day to depart from San Francisco to Boston is on a Sunday. Travellers who choose to depart for Boston on a Sunday will often find tickets for as low as ₹ 23,358. On the other hand, Wednesday is the most expensive day to depart from San Francisco because it is more convenient for both business and leisure travellers. As a result, prices tend to be around ₹ 96,830.

What is the cheapest time of day to depart on your flight to Boston?

Our most recent data shows that the best time of day to fly to Boston is in the evening. Flights from San Francisco to Boston during this time can be as low as ₹ 23,721. Try not to purchase tickets in the morning because they tend to be around ₹ 50,702. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest San Francisco to Boston Logan Intl flight route?

Fly from San Francisco to Boston Logan Intl for the best San Francisco - Boston Logan Intl flight prices

How far in advance should I book a flight to Boston?

You are more likely to see cheaper flights to Boston from San Francisco when booking weeks ahead of your departure date. In general, you can expect to find flights to Boston for around ₹ 33,523 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Boston from San Francisco for as low as ₹ 30,849 on momondo.

What cabin class options are available on San Francisco to Boston Logan Intl flights?

There are 3 cabin classes available to choose from on San Francisco to Boston Logan Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on San Francisco to Boston flights?

No. A direct flight is the cheapest option for a flight between San Francisco to Boston.

How have San Francisco to Boston flight prices changed over time?

As of November 2025, prices for San Francisco to Boston flights are approximately 1% more expensive when compared to flights at the same time last year.

When to book flights from San Francisco to Boston

Are you open to changing your travel dates? Check out the ideal times to fly from San Francisco to Boston according to our flight data. Find out which month and days have the cheapest flights.

Estimated return price

Cheap San Francisco to Boston (SFO to BOS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Francisco to Boston

Best price found	₹ 24,729
Fastest flight time	5h 29m
Direct flights	Every day
Airports in Boston	1 airport

The best flight deal from San Francisco to Boston found on momondo in the last 72 hours is ₹ 24,729

The fastest flight from San Francisco to Boston takes 5h 29m

Direct flights go from San Francisco to Boston every day.

There is 1 airport near Boston: Boston Logan Intl (BOS)

Search flight deals

How far is San Francisco to Boston Logan Intl by plane?
A flight from San Francisco to Boston Logan Intl will travel around 4329.4 km. A reasonable flight in good conditions will take 5h 29m.
When did momondo last update prices for flights from San Francisco Airport to Boston Logan Intl Airport?
Prices for flights from San Francisco Airport to Boston Logan Intl Airport were last updated today.
How many operators does momondo search for flights from San Francisco Airport to Boston Logan Intl Airport?
There is 1 operator available for flights from San Francisco Airport to Boston Logan Intl Airport as of November 2025.
How old do you have to be to fly from San Francisco Airport to Boston Logan Intl Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from San Francisco Airport to Boston Logan Intl Airport.
What documentation or ID do you need to fly to Boston Logan Intl Airport?
The necessary travel and health documents for your Boston Logan Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from San Francisco to Boston?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from San Francisco to Boston is Boeing 737 MAX 9 (27.70% of total bookings). The next most popular plane models are Airbus A321neo (26.08%), Airbus A318/A319/A320/A321 (18.34%), and Boeing 737 (10.84%).
What is the most popular airline from San Francisco to Boston?
Based on momondo bookings for this flight route, the most popular airline on flight routes from San Francisco to Boston is JetBlue (100% of total bookings).

Best airlines flying from San Francisco to Boston

Compare and see reviews for airlines that fly from San Francisco to Boston with momondo

Airline	Rating	Free Cancellation	Price
JetBlue	PriceFrom ₹ 20,973	Free Cancellation	Rating 7.2 2,907 reviews		Search JetBlue flights

JetBlue Flights From San Francisco to Boston
JetBlue is one of the most popular airlines flying from San Francisco to Boston, operating 24 flights/week on average for this route. A good JetBlue flight deal for San Francisco to Boston starts from ₹ 20,973 round-trip, up to an average price of ₹ 32,054. Our users have rated JetBlue at 7.2/10.

Medford

Plymouth

Mansfield

Waltham

Cambridge

Chelsea

Why use momondo?

Why should I use momondo to find a flight deal from San Francisco to Boston?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from San Francisco to Boston . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from San Francisco to Boston with flexible booking policies on momondo?

All flight searches from San Francisco to Boston on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from San Francisco to Boston?

momondo provides multiple filters to help you find the best flight to Boston from San Francisco. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from San Francisco to Boston right now. Can momondo alert me if prices change?

Yes. momondo can track prices for San Francisco to Boston flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your Boston trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

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Cheap flights from San Francisco to Boston from ₹ 12,056

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Francisco to Boston departing on 25/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Big names, great deals

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Filter for what you want

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Alaska Airlines flights from San Francisco to Boston

Our best Alaska Airlines deals on San Francisco to Boston flight tickets

Delta flights from San Francisco to Boston

Our best Delta deals on San Francisco to Boston flight tickets

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See travel insights to Boston from

How to get the cheapest flight ticket from San Francisco to Boston

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Boston?

What is the cheapest day to depart on your flight to Boston?

What is the cheapest time of day to depart on your flight to Boston?

What is the cheapest San Francisco to Boston Logan Intl flight route?

Fly from San Francisco to Boston Logan Intl for the best San Francisco - Boston Logan Intl flight prices

How far in advance should I book a flight to Boston?

What cabin class options are available on San Francisco to Boston Logan Intl flights?

There are 3 cabin classes available to choose from on San Francisco to Boston Logan Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on San Francisco to Boston flights?

No. A direct flight is the cheapest option for a flight between San Francisco to Boston.

How have San Francisco to Boston flight prices changed over time?

As of November 2025, prices for San Francisco to Boston flights are approximately 1% more expensive when compared to flights at the same time last year.

What is the cheapest airline that flies from San Francisco to Boston Logan Intl?

United Airlines, Alaska Airlines, and Delta are the most popular carriers operating from San Francisco to Boston Logan Intl

How often are flights from San Francisco to Boston delayed?

Historically, on average around 13% of flights between San Francisco and Boston have experienced a delay on any given week. The average delay length over the past 12 months has been 165 minutes.

What is the most punctual flight time for San Francisco to Boston flights?

Generally, flights departing in the morning tend to experience fewer delays. Flights departing in the early afternoon have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Tuesday is statistically the day of the week that experiences the fewest delays on this flight route. Thursday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on San Francisco to Boston flights?

According to our data, Scandinavian Airlines have had the fewest delays on this route over the last 12 months, with about 5% of their flights experiencing any sort of delay.

How many flights depart from San Francisco to Boston on average per day?

As of November 2025, 34 flights take off from San Francisco and land in Boston each day. The most common flight departure time for this route is 07:00, with 42% of daily flights taking off at midday.

How many flights depart from San Francisco to Boston on average per week?

As of November 2025, 241 flights take off from San Francisco and land in Boston each week. The most common flight departure day for this route is Mon, with 17% of weekly flights taking off on this day.

When to book flights from San Francisco to Boston

Cheap San Francisco to Boston (SFO to BOS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Francisco to Boston

Best price found

Fastest flight time

Direct flights

Airports in Boston

How far is San Francisco to Boston Logan Intl by plane?

When did momondo last update prices for flights from San Francisco Airport to Boston Logan Intl Airport?

How many operators does momondo search for flights from San Francisco Airport to Boston Logan Intl Airport?

How old do you have to be to fly from San Francisco Airport to Boston Logan Intl Airport?

What documentation or ID do you need to fly to Boston Logan Intl Airport?

What is the most popular plane model from San Francisco to Boston?

What is the most popular airline from San Francisco to Boston?

Best airlines flying from San Francisco to Boston

Compare and see reviews for airlines that fly from San Francisco to Boston with momondo

JetBlue Flights From San Francisco to Boston

Travelling to a place near Boston?

Why use momondo?

Why should I use momondo to find a flight deal from San Francisco to Boston?

Can I find flights from San Francisco to Boston with flexible booking policies on momondo?

How can momondo help me find flights from San Francisco to Boston?

I’m not ready to book a flight from San Francisco to Boston right now. Can momondo alert me if prices change?

An easier way to manage your Boston trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Airports servicing Massachusetts