Cheap Flights from San Francisco to Boston from £88️ (SFO-BOS)

Flights from San Francisco to Boston

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Flights from San Francisco to Boston Starting at CNY 88

We've found these cheap flights for you. You can book one-way or return flight tickets.

One way
Round-trip

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

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Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Airlines Flying from San Francisco to Boston

Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.

Frontier Airlines

From £83

Breeze Airways

From £112

Southwest Airlines

From £130

Alaska Airlines

From £139

Jetblue Airways

From £147

United Airlines

From £183

American Airlines

From £201

Delta Air Lines

From £237

Sun Country Airlines

From £271

Hawaiian Airlines

From £290

ANA airlines

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Alternative Routes from San Francisco to Boston

Searching for potential routes that might be cheaper and faster? Check out these alternative flights from San Francisco to Boston.

Cheapest
SFO
19:01
11h 30m
2 transfer
BOS
09:31
San Francisco International Airport - General Edward Lawrence Logan International Airport
Tue, May 7Frontier Airlines
£83
SFO
19:01
11h 30m
2 transfer
BOS
09:31
San Francisco International Airport - General Edward Lawrence Logan International Airport
Tue, May 7Frontier Airlines
£83
Find More Flights

How do I find the cheapest flights?

When are flight tickets from San Francisco (SFO) to Boston (BOS) the cheapest?
Airlines adjust prices for flights from San Francisco to Boston based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the cheapest flight prices on Tuesdays, Wednesdays, and Saturdays.
How much are flights from San Francisco (SFO) to Boston (BOS) cost?
According to Trip.com's data, the lowest price is around £341.
How long is the flight from San Francisco (SFO) to Boston (BOS)?
It takes about 6 hours 8 minutes to fly from San Francisco (SFO) to Boston (BOS).
What are the most popular airlines that fly from San Francisco (SFO) to Boston (BOS)?
Airlines with flights from San Francisco (SFO) to Boston (BOS): American Airlines, United Airlines, Air New Zealand, Hawaiian Airlines, Korean Air, Japan Airlines, Singapore Airlines, Icelandair, Fiji Airways and TAP Air Portugal.
What's the most popular airline for direct flights from San Francisco (SFO) to Boston (BOS)?
Jetblue Airways operates 13 direct flights from San Francisco (SFO) to Boston (BOS).
How many airports in Boston (BOS)?
There are 3 airport(s) in Boston (BOS): Hartford Barnes Airport, General Edward Lawrence Logan International Airport and Portsmouth International Airport.

How to find a cheap flight from San Francisco to Boston

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from San Francisco to Boston. Book your flights at the right time and save more.

Book Early

Once prices are gone, they're gone. Lock in deals while you can!

Compare Flight Prices

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Look Out for Deals

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Check One-way Fares

Buying two cheap one-way flights can sometimes be a better deal than a round-trip.

Try Different Dates

Flying during the week, early in the morning, or late at night can help save money.

Use the Trip.com App

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Flight Information from San Francisco to Boston

Cheapest direct flight price	£87
Cheapest return ticket price	£144
Cheapest month	February
Peak season for travel	October
Flight distance	4,342.96km
Average flight time	6 hours 8 minutes
Popular airline	American Airlines