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Latest Flight Deals from Boston to San Francisco

Book one-way or return flights from Boston to San Francisco from as little as NZD 160. Choose from the popular airlines below and book your flight today!

  • One way
  • Round-trip
      • BOS18:10
        6h 50m
        Direct
        SFO22:00
        Tue, May 7|Boston - San Francisco|Alaska Airlines
        NZD 160NZD 255
        37% OFF
        37% OFF
        NZD 255NZD 160
      • BOS08:45
        6h 35m
        Direct
        SFO12:20
        Wed, Jun 5|Boston - San Francisco|Alaska Airlines
        NZD 160NZD 255
        37% OFF
        37% OFF
        NZD 255NZD 160
      • BOS18:00
        6h 40m
        Direct
        SFO21:40
        Tue, May 7|Boston - San Francisco|Jetblue Airways
        NZD 164NZD 255
        35% OFF
        35% OFF
        NZD 255NZD 164
      • BOS21:30
        6h 26m
        Direct
        SFO00:56
        Wed, Jun 5|Boston - San Francisco|Jetblue Airways
        NZD 176
        NZD 176
      • BOS06:25
        11h 43m
        1 stop
        SFO15:08
        Tue, May 7|Boston - San Francisco|Delta Air Lines
        NZD 186
        NZD 186
      • BOS06:20
        6h 35m
        Direct
        SFO09:55
        Mon, May 13|Boston - San Francisco|Jetblue Airways
        NZD 187
        NZD 187
      • BOS07:10
        10h 58m
        1 stop
        SFO15:08
        Tue, May 7|Boston - San Francisco|American Airlines
        NZD 193
        NZD 193
      • BOS16:20
        6h 48m
        Direct
        SFO20:08
        Mon, Jun 10|Boston - San Francisco|Delta Air Lines
        NZD 194
        NZD 194
      • BOS07:35
        6h 45m
        Direct
        SFO11:20
        Sun, May 12|Boston - San Francisco|Delta Air Lines
        NZD 194
        NZD 194
      • BOS06:20
        6h 35m
        Direct
        SFO09:55
        Sun, May 26|Boston - San Francisco|Jetblue Airways
        NZD 196
        NZD 196
      • BOS13:00
        3h 5m
        Direct
        SFO14:00
        Mon, May 6|Boston - San Francisco|Alaska Airlines
        Find More Flights
        Find More Flights

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

Searching for the best last minute flight from Boston to San Francisco? Find one-way or return flights that are affordable and fit your itinerary.

Trip.com monitors the ticket fares of flights from Boston to San Francisco. Stay updated on price trends and snag the best deals for your upcoming trip.

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.
Airlines Flying from Boston to San Francisco

View airlines operating flights from Boston to San Francisco. Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.

Frontier Airlines
From NZD 142
American Airlines
From NZD 168
Sun Country Airlines
From NZD 189
Spirit Airlines
From NZD 212
United Airlines
From NZD 235
Southwest Airlines
From NZD 261
Delta Air Lines
From NZD 324
Alaska Airlines
From NZD 397
Jetblue Airways
From NZD 402
ANA airlines

Find more flights and airlines

Alternative Routes from Boston to San Francisco

Discover different routes, airlines, and transfers and find the best alternative flights for your journey from Boston to San Francisco.

  • Cheapest
    Frontier Airlines
    BOS
    12:46
    30h 8m
    2 transfer
    SFO
    15:54
    General Edward Lawrence Logan International Airport - San Francisco International Airport
    Wed, May 1Frontier Airlines
    NZD 142
  • Southern Airways Express
    BNH
    10:00
    14h 28m
    1 transfer
    SFO
    21:28
    Hartford Barnes Airport - San Francisco International Airport
    Tue, Apr 30Southern Airways Express
    NZD 1,367
  • Southern Airways Express
    BNH
    10:00
    14h 28m
    1 transfer
    SFO
    21:28
    Hartford Barnes Airport - San Francisco International Airport
    Tue, Apr 30Southern Airways Express
    NZD 1,367
    Find More Flights

How do I find the cheapest flights?

  • When are flight tickets from Boston (BOS) to San Francisco (SFO) the cheapest?

    Airlines adjust prices for flights from Boston to San Francisco based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much do flights from Boston (BOS) to San Francisco (SFO) cost?

    According to Trip.com's data, the lowest price is around NZD 771.

  • How long does it take to fly from Boston (BOS) to San Francisco (SFO) and what is the distance?

    It takes around 6 hours 35 minutes to fly from Boston (BOS) to San Francisco (SFO).

  • What is the transportation method from the main airport to downtown in San Francisco?

    • The distance from San Francisco International Airport to downtown is about 17km. It takes about 30 minutes by taxi.

  • What are the most popular airlines that fly from Boston (BOS) to San Francisco (SFO)?

How to find a cheap flight from Boston to San Francisco

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 Boston to San Francisco. Book your flights at the right time and save more.
1
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
2
Compare Flight Prices
Compare prices on travel agency and airline websites.
3
Look Out for Deals
Check airline and travel agency websites for latest flight deals
4
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
5
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
6
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com
Flight Information from Boston to San Francisco

Cheapest nonstop flight price

NZD 159

Cheapest round-trip ticket price

NZD 333

Off-season for travel

February

Peak season for travel

October

Flight distance

4,342.96km

Average flight time

6 hours 35 minutes

Popular airline

Alaska Airlines

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