Flights from San Francisco to Boston, United States

From
To
City
Depart
Return
Select sites to compare prices |
  • Select all
  • Deselect all

Find Flights

Search

Enter your destination to continue
Enter depart date to continue
Enter return date to continue
Select at least 3 sites to continue
Select your depart date
Select your return date
Location services timed out
Enable Location Services Required!
Location services not available at this time
Use current location
@{prefix}@{match}@{suffix}
CityAirportCity
Did you mean flights from Boston to San Francisco?

San Francisco to Boston Last modified: Mar 25, 2019 2:56 -04:00

We've scanned 48,195,047,545 round trip itineraries and found the cheapest flights to Boston. Alaska & JetBlue frequently offer the best deals to Boston flights, or select your preferred carrier below to see the cheapest days to fly.

Alaska
SFOBOS
Tue 4/23
nonstop
BOSSFO
Tue 4/30
nonstop
$197
JetBlue
SFOBOS
Tue 4/16
nonstop
BOSSFO
Wed 4/24
nonstop
$197
United
SFOBOS
Tue 4/16
nonstop
BOSSFO
Tue 4/23
nonstop
$197
American
SFOBOS
Tue 4/16
1 stop
BOSSFO
Tue 4/30
1 stop
$213
Sun Country
SFOBOS
Mon 4/15
1 stop
BOSSFO
Sun 4/21
1 stop
$246
Frontier
SFOBOS
Tue 4/30
1 stop
BOSSFO
Thu 5/2
1 stop
$348

How Much is a Flight from San Francisco to Boston?

We have collected flight cost data from across the web for travel from San Francisco to Boston, and have found the average flight price for this trip to be $222.

Where To Buy Cheap Flights from San Francisco to Boston?

The best way to find a great deal on airfare is to search multiple sites. When you run a search on FareCompare, we search multiple sites and fare sources all at once so you don't have to - which is why we think FareCompare is the best place to find cheap tickets. Airlines can adjust prices for tickets from San Francisco to Boston based on the day and time that you decide to book your flight. We have collected data from all airlines, and have found that Tuesdays, Wednesdays, and Saturdays are often the best days to book flights. If you'd like to learn more, read our article about the best time to buy airline tickets.

How far in advance should I book tickets from San Francisco to Boston?

The chart below shows up-to-date information regarding how far in advance to book your flight from San Francisco to Boston.

Non Stop versus Connecting
Advanced PurchaseNon StopConnecting
< 7 days $431 $269
7-14 days $281 $264
14-21 days $252 $226
21-30 days $197 $201
30-60 days $197 $201
60-90 days $249 $214
90+ days $271 $264

Cheapest Day To Fly from San Francisco to Boston

We've examined 57,595,778,181 itinerary searches that we've seen for departures in the next 90 days and found that the cheapest day to fly from San Francisco to Boston is Tuesday. See the chart below to compare prices for other days of the week.

Monday Tuesday Wednesday Thursday Friday Saturday Sunday
$226$197$197$252$237$197$246

Compare Flight Prices from San Francisco to Boston by Month

Low priced flights are most commonly available by purchasing between one and three months in advance. International or holiday flights may need to be purchased even further in advance. The chart below shows the cheapest flight prices by month for San Francisco to Boston flights.

Month Origin Destination Carrier Depart Date Return Date Stops Price
March San Francisco Boston American 3/27/19 3/28/19 2 $269
April San Francisco Boston Alaska 4/23/19 4/30/19 0 $197
May San Francisco Boston Alaska 5/1/19 5/7/19 0 $197
June San Francisco Boston American 6/4/19 6/11/19 1 $214
July San Francisco Boston United 7/30/19 8/16/19 1 $281
August San Francisco Boston American 8/7/19 8/21/19 1 $264
September San Francisco Boston American 9/3/19 9/12/19 1 $264
October San Francisco Boston American 10/1/19 10/19/19 1 $264

Cheap Last Minute Flights from San Francisco to Boston

Looking for cheap last minute flights or a weekend getaway? We've got you covered with weekend flight deals from San Francisco to Boston. The chart below shows the best last minute deals and cheap flights this weekend we could find.

Next 30 Days

SunMonTueWedThuFriSat
24 25 26 27 28 29 30
$392
31 1 2 3 4 5 6
$392 $269
7 8 9 10 11 12 13
$269 $375
14 15 16 17 18 19 20
$375 $327
21 22 23 24 25 26 27
$327 $249
28 29 30 1 2 3 4
$249

Connecting Flights vs Direct Flights from San Francisco to Boston

Flights between some cities may be significantly cheaper if you choose a multi-stop airline ticket. Although these connecting flights sacrifice some convenience, on average, travelers save 20%-60% when they choose to fly multi-stop versus a direct flight.

The average price for connecting flights from San Francisco to Boston is $338.

The average price for direct flights from San Francisco to Boston is $348.

The chart below shows up to date information regarding non-stop flights from San Francisco to Boston.

Weekly Direct Flights from San Francisco to Boston - By Carrier
CarrierMonTueWedThuFriSatSunEarliest FlightLatest Flight
Alaska 2 2 2 2 2 1 2 02:35 16:55
JetBlue 5 5 5 5 5 4 5 03:20 17:25
Major Airlines 2 1 2 2 2 1 1 07:05 17:30
United 8 6 7 8 7 6 7 01:00 18:00

One Way Flights vs Round Trip Flights from San Francisco to Boston

We have found that there is often no price difference between buying a round trip flight versus a one way flight. Increased flexibility is the main benefit when it comes to buying a one way flight from San Francisco to Boston. However, booking a round trip flight can be a simpler process. You can compare round trip and one way flights by using our flight comparison.

The average price for one way flights from San Francisco to Boston is $130.

The average price for round trip flights from San Francisco to Boston is $282.

San Francisco to Boston Flight Questions

Below are some common questions that asked about this flight route:

Question: How long is the flight from San Francisco to Boston?
Answer: The average San Francisco to Boston flight time is 5 hours and 43 minutes.
Question: How far is Boston from San Francisco?
Answer: The distance from San Francisco to Boston is 2,697 miles (4,340 kilometers).
Question: How common are direct flights from San Francisco to Boston?
Answer: There are 104 direct flights from San Francisco to Boston.
Question: What are the most popular San Francisco airlines for direct flights from San Francisco to Boston?
Answer: United Airlines provides 44% of the non-stop flights between San Francisco and Boston.
Question: What are the most popular connecting cities when flying from San Francisco to Boston?
Answer: Los Angeles, CA

Airlines in San Francisco flying to Boston Last modified: Mar 25, 2019 2:56 -04:00Number of routes searched: 512Number of itineraries searched: 2,800,866

Wondering which airlines fly out of San Francisco to Boston? We've gathered the average price of San Francisco airlines with flights to Boston. Different airlines offer different levels of comfort and service, so consider convenience when choosing your airline.

Below is the full flight schedule summary showing which days of the week individual carriers offer flights for the next 30 days.

San Francisco to Boston
Airline Connections Mon Tue Wed Thu Fri Sat Sun
Alaska -
JetBlue -
Major Airlines -
United -
American DFW
American PHX
American CLT
American JFK
American LAX
Air France CDG
Alaska PDX
Alaska SEA
Alaska LAX
Alaska SAN
JetBlue JFK
JetBlue LGB
JetBlue FLL
British Airways LHR
Copa PTY
Cathay HKG
Major Airlines ATL
Major Airlines SLC
Major Airlines CVG
Major Airlines DTW
Aer Lingus DUB
Frontier DEN
Hawaiian HNL
Korean ICN
KLM AMS
Lufthansa FRA
Swiss ZRH
Spirit LAS
Sun Country MSP
United AUS
United DEN
United DFW
United EWR

San Francisco to Boston Airports

These are the major commercial airports we're currently monitoring in San Francisco and Boston. If your route includes a city with multiple airports, you may be able to find substantial savings by choosing an alternate airport.

Farecompare Research Tools

FareCompare's Flight Schedule Search Tool helps you find information about airline schedule filings, including flight numbers, depart times, and travel distance.

We are updating our Cookie Policy. FareCompare will use cookies and other tracking technologies to assist with navigation and product selection, analyze your use of our services, assist with our promotional and marketing efforts, and provide deals content from third parties.

Cheap Flights from San Francisco to Boston