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

408 flights are operational weekly from San Francisco to Boston as of July 2025. The most popular departure day for this route is Mon, with 16% of flights per week taking off on this day.

What airlines fly to Boston?

JetBlue, Delta and United Airlines are the top three most popular airlines that fly to Boston from San Francisco according to our data. JetBlue is the first choice among our users, with 40% of people opting to fly with this airline when traveling to Boston. Keep in mind that there are 10 different airlines that fly to Boston on a routine basis, so you have a few additional options to choose from.

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

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

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

As of July 2025, there are 58 flights per day flying from San Francisco to Boston. The most common time of day flights depart is 9:00PM, with 47% of flights taking off at noon.

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 are updated daily.

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

As of July 2025, there are 9 operators available to choose from 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?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for 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 travel and health documents required for your trip to Boston Logan Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Boston Logan Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$115 Cheap Flights from San Francisco to Boston in 2025

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize 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 round-trip flights

10:00 pm - 6:39 amSFO-BOS

5h 39mnonstop

8:15 pm - 11:50 pmBOS-SFO

6h 35mnonstop

$227JetBlue

Find Deal

Sat, Sep 6 - Sat, Sep 13

9:28 pm - 6:10 amSFO-BOS

5h 42mnonstop

8:19 pm - 11:59 pmBOS-SFO

6h 40mnonstop

$229Alaska Airlines

Find Deal

Tue, Aug 12 - Tue, Aug 19

7:20 am - 4:01 pmSFO-BOS

5h 41mnonstop

7:30 am - 11:07 amBOS-SFO

6h 37mnonstop

$231Hawaiian Airlines

Find Deal

Mon, Aug 11 - Tue, Aug 19

7:20 am - 4:01 pmSFO-BOS

5h 41mnonstop

8:19 pm - 11:59 pmBOS-SFO

6h 40mnonstop

$232Hawaiian Airlines

Find Deal

Tue, Aug 12 - Tue, Aug 19

1:00 pm - 9:47 pmSFO-BOS

5h 47mnonstop

4:55 pm - 8:31 pmBOS-SFO

6h 36mnonstop

$237Delta

Find Deal

Sat, Sep 13 - Wed, Oct 1

6:33 am - 5:19 pmSFO-BOS

7h 46m1 stop

2:05 pm - 7:58 pmBOS-SFO

8h 53m1 stop

$257American Airlines

Find Deal

Wed, Aug 27 - Wed, Sep 3

11:10 pm - 9:56 amSFO-BOS

7h 46m1 stop

6:02 am - 9:33 amBOS-SFO

6h 31mnonstop

$275United Airlines

Find Deal

Sat, Aug 23 - Wed, Aug 27

10:22 am - 10:50 pmSFO-BOS

9h 28m1 stop

2:44 pm - 8:28 pmBOS-SFO

8h 44m1 stop

$279American Airlines

Find Deal

Fri, Sep 5 - Thu, Sep 11

7:00 am - 5:47 pmSFO-BOS

7h 47m1 stop

8:25 am - 11:56 amBOS-SFO

6h 31mnonstop

$280United Airlines

Find Deal

Tue, Aug 19 - Sun, Aug 24

7:05 am - 3:54 pmSFO-BOS

5h 49mnonstop

7:55 am - 11:34 amBOS-SFO

6h 39mnonstop

$288Delta

Find Deal

Tue, Aug 19 - Thu, Aug 21

United Airlines flights from San Francisco to Boston

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

United Airlines

Aug 23

SFO11:10 pmSan Francisco

7h 46m

1 stop

BOS9:56 amBoston Logan Intl

Aug 27

BOS6:02 amBoston Logan Intl

6h 31m

SFO9:33 amSan Francisco

$275

Find similar

United Airlines

Jul 27

SFO9:30 pmSan Francisco

5h 44m

BOS6:14 amBoston Logan Intl

Sep 11

BOS2:00 pmBoston Logan Intl

6h 29m

SFO5:29 pmSan Francisco

$278

Find similar

United Airlines

Aug 19

SFO7:00 amSan Francisco

7h 47m

1 stop

BOS5:47 pmBoston Logan Intl

Aug 24

BOS8:25 amBoston Logan Intl

6h 31m

SFO11:56 amSan Francisco

$280

Find similar

Alaska Airlines flights from San Francisco to Boston

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

Alaska Airlines

Aug 12

SFO9:28 pmSan Francisco

5h 42m

BOS6:10 amBoston Logan Intl

Aug 19

BOS8:19 pmBoston Logan Intl

6h 40m

SFO11:59 pmSan Francisco

$229

Find similar

Alaska Airlines

Aug 12

SFO7:20 amSan Francisco

5h 41m

BOS4:01 pmBoston Logan Intl

Aug 19

BOS5:45 pmBoston Logan Intl

9h 05m

1 stop

SFO11:50 pmSan Francisco

$242

Find similar

Alaska Airlines

Sep 3

SFO6:10 amSan Francisco

5h 50m

BOS3:00 pmBoston Logan Intl

Sep 8

BOS8:23 pmBoston Logan Intl

6h 29m

SFO11:52 pmSan Francisco

$248

Find similar

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

Other information

What is the cheapest month to fly to Boston?

In general, January is the cheapest month to fly from San Francisco to Boston. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $315. If you aren’t able to travel during the month of January, then book flights to Boston from San Francisco during February instead. Flights to Boston in February, while not as cheap as those in January, still average around $317.

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 Tuesday when prices can be found for as low as $366. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Boston on Sunday is $472.

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

According to our data, the cheapest time of day to fly to Boston is in the afternoon. momondo users have found flights departing from San Francisco to Boston in the afternoon for as low as $333. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the morning is when there is more demand to fly to Boston, so prices are often more expensive at around $428 per ticket.

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 $373 when searching weeks out. 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 $338 on momondo.

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

There are 4 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.

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

As of July 2025, prices for San Francisco to Boston flights are approximately 19% cheaper 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 round-trip 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	$115
Fastest flight time	5h 29m
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 $115. The best round-trip flight deal from San Francisco to Boston found on momondo in the last 72 hours is $227.

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?
San Francisco and Boston Logan Intl are 2690.2 mi apart from one another. Flights usually cover this in 5h 39m, depending on flying conditions and air traffic around both airports.
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 are updated daily.
How many operators does momondo search for flights from San Francisco Airport to Boston Logan Intl Airport?
As of July 2025, there are 9 operators available to choose from 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?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for 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 travel and health documents required for your trip to Boston Logan Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Boston Logan Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from San Francisco to Boston?
Based on momondo bookings for flights between San Francisco and Boston, the leading plane model is Boeing 737 MAX 9, making up 28.21% of the total bookings. Other popular models include Airbus A321neo with 26.40%, Airbus A318/A319/A320/A321 with 16.66%, and Boeing 737 with 14.63%.
What is the most popular airline from San Francisco to Boston?
momondo data reveals that the most frequently booked airline on the route from San Francisco to Boston is JetBlue, representing 39% of all bookings. The subsequent popular airlines are United Airlines at 23%, Delta at 22%, and Alaska Airlines at 10%.

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
Frontier	PriceFrom $110	Free Cancellation	Rating 5.9 3,261 reviews	Search Frontier flights
Hawaiian Airlines	PriceFrom $144	Free Cancellation	Rating 7.8 2,571 reviews	Search Hawaiian Airlines flights
American Airlines	PriceFrom $154	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
Sun Country Air	PriceFrom $160	Free Cancellation	Rating 6.9 335 reviews	Search Sun Country Air flights
Delta	PriceFrom $163	Free Cancellation	Rating 8.0 7,956 reviews	Search Delta flights
JetBlue	PriceFrom $196	Free Cancellation	Rating 7.3 2,908 reviews	Search JetBlue flights
United Airlines	PriceFrom $227	Free Cancellation	Rating 7.4 8,858 reviews	Search United Airlines flights
Alaska Airlines	PriceFrom $229	Free Cancellation	Rating 8.0 10,000 reviews	Search Alaska Airlines flights
Southwest	PriceFrom $267	Free Cancellation	Rating 8.0 4,244 reviews	Search Southwest flights

Delta Flights From San Francisco to Boston
Delta operates around 11 flights from San Francisco to Boston every week. The average price of these flights found in the last 72 hours has been $369, but momondo users have found Delta deals from San Francisco to Boston from as low as $163 round-trip. Delta has been scored 8.0/10 in 7,956 reviews.
Alaska Airlines Flights From San Francisco to Boston
Across 10,000 Alaska Airlines reviews on momondo, the average score is 8.0/10. Alaska Airlines flies from San Francisco to Boston about 13 times each week, with ticket deals ranging from $229 to $417. Price data is based on momondo searches in the last 72 hours.

Hampton Beach

Salem

Ogunquit

Hampton

Old Orchard Beach

York Beach

Plymouth

Cambridge

Kennebunkport

Nashua

Narragansett

Laconia

Brockton

Concord

Gloucester

South Yarmouth

Everett

Wells

Falmouth

Warwick

Why use momondo?

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

It is quick and easy to find San Francisco to Boston flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Boston that suits you.

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

momondo does allow users to show only those flights to Boston from San Francisco which offer a flexible booking policy as well as other useful filters and features.

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

momondo helps you find the best flight between San Francisco and Boston by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

If you are simply researching potential flights to Boston, momondo offers a useful price alert feature which will track prices for flights to Boston from San Francisco and alert you when they change.

An easier way to manage your Boston trip

We make it super easy to schedule, organize 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 7/19

Sat 7/26

Email me momondo's favorite 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

Nantucket Memorial Airport

Bedford Hanscom Field Airport

Beverly Airport

New Bedford Regional Airport

Hyannis Barnstable Airport

West Tisbury Martha's Vineyard Airport

Worcester Airport

Norwood Memorial Airport

Provincetown Airport

Cape Cod and the Islands Airport

Nantucket Island Airport

Popular cities in the United States

Flights to New Yorkfrom $38

Flights to Los Angelesfrom $47

Flights to Miamifrom $43

Flights to Chicagofrom $48

Flights to Las Vegasfrom $35

Flights to Orlandofrom $58

Flights to San Franciscofrom $57

Flights to Washington, D.C.from $43

Flights to Dallasfrom $66

Flights to Atlantafrom $49

Flights to Seattlefrom $83

Flights to Denverfrom $67

Cheap flights from San Francisco to Boston from $115

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 9/30. 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 and deals

Big names and 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 round-trip flights

Cheap one-way flights

Cheap last minute flights

Cheap direct flights

United Airlines flights from San Francisco to Boston

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

Alaska Airlines flights from San Francisco to Boston

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

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?

The cheapest day to depart from San Francisco to Boston is on a Tuesday when prices can be found for as low as $366. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Boston on Sunday is $472.

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 4 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.

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

As of July 2025, prices for San Francisco to Boston flights are approximately 19% cheaper when compared to flights at the same time last year.

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

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

What airlines fly to Boston?

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

As of July 2025, there are 58 flights per day flying from San Francisco to Boston. The most common time of day flights depart is 9:00PM, with 47% of flights taking off at noon.

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

408 flights are operational weekly from San Francisco to Boston as of July 2025. The most popular departure day for this route is Mon, with 16% of flights per week 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

Delta Flights From San Francisco to Boston

Alaska Airlines Flights From San Francisco to Boston

Traveling 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, organize 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