How often are flights from San Francisco to Boston delayed?

Historically, on average around 15% 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 174 minutes.

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

Saturday 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.

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

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

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

As of January 2026, 22 flights take off from San Francisco and land in Boston each day. The most common flight departure time for this route is 08:00, with 44% of daily flights taking off at midday.

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

According to our data, Alaska Airlines have had the fewest delays on this route over the last 12 months, with about 10% of their flights experiencing any sort of delay.

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

As of January 2026, 158 flights take off from San Francisco and land in Boston each week. The most common flight departure day for this route is Mon, with 20% of weekly flights taking off on this day.

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

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

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 January 2026.

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.

₹ 11,664 Cheap Flights from San Francisco to Boston in 2026

1 adult

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Early arrival? Instantly customie your results

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from San Francisco to Boston

Round-trip

One-way

Last minute

Direct

Cheap return flights

Enter your travel dates to find the best prices.

06:40 - 17:24

SFO

BOS

7h 44m

1 stop

17:44 - 23:59

BOS

SFO

9h 15m

1 stop

₹ 19,929Alaska Airlines

Wed, 25 Feb - Tue, 3 Mar

07:10 - 15:49

SFO

BOS

5h 39mdirect

17:35 - 21:35

BOS

SFO

7h 00mdirect

₹ 21,766Delta

Thu, 19 Feb - Wed, 25 Feb

06:40 - 17:24

SFO

BOS

7h 44m

1 stop

17:44 - 23:59

BOS

SFO

9h 15m

1 stop

₹ 22,501Alaska Airlines

Wed, 25 Feb - Mon, 2 Mar

13:00 - 21:35

SFO

BOS

5h 35mdirect

17:35 - 21:35

BOS

SFO

7h 00mdirect

₹ 22,685Delta

Wed, 25 Feb - Sat, 28 Feb

11:02 - 05:40

SFO

BOS

15h 38m

1 stop

07:45 - 11:47

BOS

SFO

7h 02mdirect

₹ 23,052Delta

Wed, 25 Feb - Tue, 3 Mar

16:10 - 00:49

SFO

BOS

5h 39mdirect

07:55 - 11:55

BOS

SFO

7h 00mdirect

₹ 23,236United Airlines

Thu, 26 Feb - Thu, 5 Mar

16:10 - 00:49

SFO

BOS

5h 39mdirect

19:19 - 01:28

BOS

SFO

9h 09m

1 stop

₹ 23,419United Airlines

Thu, 19 Feb - Sat, 28 Feb

12:30 - 21:08

SFO

BOS

5h 38mdirect

20:40 - 00:31

BOS

SFO

6h 51mdirect

₹ 23,603JetBlue

Thu, 26 Feb - Thu, 5 Mar

12:30 - 21:08

SFO

BOS

5h 38mdirect

07:10 - 11:10

BOS

SFO

7h 00mdirect

₹ 23,695JetBlue

Fri, 27 Feb - Sun, 1 Mar

12:30 - 21:08

SFO

BOS

5h 38mdirect

07:10 - 11:10

BOS

SFO

7h 00mdirect

₹ 23,879JetBlue

Fri, 27 Feb - Sun, 1 Mar

Alaska Airlines flights from San Francisco to Boston

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

Alaska Airlines

25 Feb

SFO06:40San Francisco

7h 44m

1 stop

BOS17:24Boston Logan Intl

3 Mar

BOS17:44Boston Logan Intl

9h 15m

1 stop

SFO23:59San Francisco

₹ 19,929

Alaska Airlines

25 Feb

SFO06:40San Francisco

7h 44m

1 stop

BOS17:24Boston Logan Intl

2 Mar

BOS17:44Boston Logan Intl

9h 15m

1 stop

SFO23:59San Francisco

₹ 22,501

Alaska Airlines

24 Feb

SFO11:34San Francisco

9h 25m

1 stop

BOS23:59Boston Logan Intl

2 Mar

BOS17:44Boston Logan Intl

9h 15m

1 stop

SFO23:59San Francisco

₹ 24,338

JetBlue flights from San Francisco to Boston

Our best JetBlue deals on San Francisco to Boston flight tickets

JetBlue

26 Feb

SFO12:30San Francisco

5h 38m

BOS21:08Boston Logan Intl

5 Mar

BOS20:40Boston Logan Intl

6h 51m

SFO00:31San Francisco

₹ 23,603

JetBlue

27 Feb

SFO12:30San Francisco

5h 38m

BOS21:08Boston Logan Intl

1 Mar

BOS07:10Boston Logan Intl

7h 00m

SFO11:10San Francisco

₹ 23,695

JetBlue

27 Feb

SFO12:30San Francisco

5h 38m

BOS21:08Boston Logan Intl

1 Mar

BOS07:10Boston Logan Intl

7h 00m

SFO11:10San Francisco

₹ 23,879

Fly from

Fly to

Route

Depart

Return

Price

San FranciscoBoston

SFO - BOS

SFOBOS

San Francisco

Wed 25/2

06:40-17:24

1 stop7h 44m

Boston Logan Intl

Tue 3/3

17:44-23:59

1 stop9h 15m

₹ 19,929

San FranciscoBoston

SFO - BOS

SFOBOS

San Francisco

Thu 19/2

07:10-15:49

Nonstop5h 39m

Boston Logan Intl

Wed 25/2

17:35-21:35

Nonstop7h 00m

₹ 21,766

San FranciscoBoston

SFO - BOS

SFOBOS

San Francisco

Wed 25/2

06:40-17:24

1 stop7h 44m

Boston Logan Intl

Mon 2/3

17:44-23:59

1 stop9h 15m

₹ 22,501

San FranciscoBoston

SFO - BOS

SFOBOS

San Francisco

Wed 25/2

13:00-21:35

Nonstop5h 35m

Boston Logan Intl

Sat 28/2

17:35-21:35

Nonstop7h 00m

₹ 22,685

San FranciscoBoston

SFO - BOS

SFOBOS

San Francisco

Wed 25/2

11:02-05:40

1 stop15h 38m

Boston Logan Intl

Tue 3/3

07:45-11:47

Nonstop7h 02m

₹ 23,052

San FranciscoBoston

SFO - BOS

SFOBOS

San Francisco

Thu 26/2

16:10-00:49

Nonstop5h 39m

Boston Logan Intl

Thu 5/3

07:55-11:55

Nonstop7h 00m

₹ 23,236

San FranciscoBoston

SFO - BOS

SFOBOS

San Francisco

Thu 19/2

16:10-00:49

Nonstop5h 39m

Boston Logan Intl

Sat 28/2

19:19-01:28

1 stop9h 09m

₹ 23,419

San FranciscoBoston

SFO - BOS

SFOBOS

San Francisco

Thu 26/2

12:30-21:08

Nonstop5h 38m

Boston Logan Intl

Thu 5/3

20:40-00:31

Nonstop6h 51m

₹ 23,603

San FranciscoBoston

SFO - BOS

SFOBOS

San Francisco

Fri 27/2

12:30-21:08

Nonstop5h 38m

Boston Logan Intl

Sun 1/3

07:10-11:10

Nonstop7h 00m

₹ 23,695

San FranciscoBoston

SFO - BOS

SFOBOS

San Francisco

Fri 27/2

12:30-21:08

Nonstop5h 38m

Boston Logan Intl

Sun 1/3

07:10-11:10

Nonstop7h 00m

₹ 23,879

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 February is, on average, the cheapest month to fly to Boston from San Francisco, with most prices found around ₹ 30,032. If you are unable to visit Boston during the month of February, then departing from San Francisco during the month January is also very affordable. Most momondo users find prices during this month for around ₹ 30,950.

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 ₹ 24,200. 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 ₹ 100,320.

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 ₹ 31,958. Try not to purchase tickets in the morning because they tend to be around ₹ 52,529. 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 ₹ 35,090 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 ₹ 31,226 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 January 2026, prices for San Francisco to Boston flights are approximately 4% 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	₹ 18,714
Fastest flight time	5h 39m
Direct flights	Every day
Airports in Boston	1 airport

The best one-way flight to Boston from San Francisco in the past 72 hours is ₹ 18,714. The best return flight deal from San Francisco to Boston found on momondo in the last 72 hours is ₹ 24,518.

The fastest flight from San Francisco to Boston takes 5h 39m

Direct flights go from San Francisco to Boston every day.

There is 1 airport in Boston. From San Francisco there are direct flights to 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 39m.
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 January 2026.
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 Airbus A318/A319/A320/A321 (24.10% of total bookings). The next most popular plane models are Airbus A321neo (23.00%), Boeing 757-200 (18.53%), and Boeing 737 MAX 9 (16.00%).
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 ₹ 23,107	Free Cancellation	Rating 7.2 2,891 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 12 flights/week on average for this route. A good JetBlue flight deal for San Francisco to Boston starts from ₹ 23,107 round-trip, up to an average price of ₹ 28,191. Our users have rated JetBlue at 7.2/10.

Medford

Plymouth

Revere

Cambridge

Waltham

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.

Start using Trips

Find my bookings

Get notified when prices go down

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

1 adult

Sat 28/2

Sat 7/3

Email me momondo's favourite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States

Airports servicing Massachusetts

Cape Cod and the Islands Airport

Popular Cities in the United States

Flights to New Yorkfrom ₹ 58,043

Flights to San Franciscofrom ₹ 53,543

Flights to Chicagofrom ₹ 62,543

Flights to Los Angelesfrom ₹ 53,451

Flights to Washington, D.C.from ₹ 64,564

Flights to Dallasfrom ₹ 73,932

Flights to Seattlefrom ₹ 55,380

Flights to Atlantafrom ₹ 59,696

Flights to Houstonfrom ₹ 55,196

Flights to Miamifrom ₹ 50,512

Flights to Raleighfrom ₹ 76,595

Flights to Las Vegasfrom ₹ 55,288

Cheap flights from San Francisco to Boston from ₹ 11,664

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 5/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names, great deals

Big names, great deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from San Francisco to Boston

Cheap return flights

Cheap one-way flights

Cheap last-minute flights

Cheap direct flights

Alaska Airlines flights from San Francisco to Boston

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

JetBlue flights from San Francisco to Boston

Our best JetBlue deals on San Francisco to Boston flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from San Francisco to Boston that are best for you.

See travel insights to Boston from

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

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 January 2026, prices for San Francisco to Boston flights are approximately 4% 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 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 15% 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 174 minutes.

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

Generally, flights departing at night 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?

Saturday 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, Alaska Airlines have had the fewest delays on this route over the last 12 months, with about 10% of their flights experiencing any sort of delay.

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

As of January 2026, 22 flights take off from San Francisco and land in Boston each day. The most common flight departure time for this route is 08:00, with 44% of daily flights taking off at midday.

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

As of January 2026, 158 flights take off from San Francisco and land in Boston each week. The most common flight departure day for this route is Mon, with 20% 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