American Airlines flights from San Francisco to Boston

Recent searches for flights from San Francisco to Boston

Sep 2026
From$387*
Updated: 13 hours ago
Round tripIEconomy
Oct 2026
From$367*
Updated: 13 hours ago
Round tripIEconomy
Nov 2026
From$367*
Updated: 13 hours ago
Round tripIEconomy
cmp-daily-histogram-bars-legend-min-price-aria-label $367
cmp-daily-histogram-bars-legend-max-price-aria-label $863
Displaying fares for September-2026
  • SFO–BOS: cmp-view-offers-disclaimer. Find Offers
    16

    We

    SEP

  • SFO–BOS, 09/17/26 – 09/24/26: From $863
    17

    Th

  • SFO–BOS, 09/18/26 – 09/25/26: From $782
    18

    Fr

  • SFO–BOS, 09/19/26 – 09/26/26: From $782
    19

    Sa

  • SFO–BOS, 09/20/26 – 09/25/26: From $782
    20

    Su

  • SFO–BOS, 09/21/26 – 09/28/26: From $782
    21

    Mo

  • SFO–BOS, 09/22/26 – 09/29/26: From $567
    22

    Tu

  • SFO–BOS, 09/23/26 – 09/30/26: From $567
    23

    We

  • SFO–BOS, 09/24/26 – 09/29/26: From $567
    24

    Th

  • SFO–BOS, 09/25/26 – 09/29/26: From $567
    25

    Fr

  • SFO–BOS, 09/26/26 – 10/03/26: From $567
    26

    Sa

  • SFO–BOS, 09/27/26 – 10/04/26: From $769
    27

    Su

  • SFO–BOS, 09/28/26 – 10/05/26: From $587
    28

    Mo

  • SFO–BOS, 09/29/26 – 10/06/26: From $387
    29

    Tu

  • SFO–BOS, 09/30/26 – 10/07/26: From $387
    30

    We

  • SFO–BOS, 10/01/26 – 10/08/26: From $462
    01

    Th

    OCT

  • SFO–BOS, 10/02/26 – 10/09/26: From $482
    02

    Fr

  • SFO–BOS, 10/03/26 – 10/10/26: From $423
    03

    Sa

  • SFO–BOS, 10/04/26 – 10/11/26: From $747
    04

    Su

  • SFO–BOS, 10/05/26 – 10/12/26: From $861
    05

    Mo

  • SFO–BOS, 10/06/26 – 10/15/26: From $377
    06

    Tu

  • SFO–BOS, 10/07/26 – 10/14/26: From $367
    07

    We

  • SFO–BOS, 10/08/26 – 10/13/26: From $661
    08

    Th

  • SFO–BOS, 10/09/26 – 10/16/26: From $462
    09

    Fr

  • SFO–BOS, 10/10/26 – 10/17/26: From $367
    10

    Sa

  • SFO–BOS, 10/11/26 – 10/18/26: From $841
    11

    Su

  • SFO–BOS, 10/12/26 – 10/19/26: From $462
    12

    Mo

  • SFO–BOS, 10/13/26 – 10/20/26: From $367
    13

    Tu

  • SFO–BOS: cmp-view-offers-disclaimer. Find Offers
    14

    We

  • SFO–BOS, 10/15/26 – 10/19/26: From $537
    15

    Th

    • range$367-$863

    DisclaimerFares displayed have been collected within the last 24hrs and may no longer be available at time of booking. Modifying this information may result in a different fare. To find the most updated fare, please visit aa.com. Fares listed may be Basic Economy, which class is subject to additional terms and conditions. Additional baggage fees and charges for optional products and services may apply.

    Find deals on San Francisco to Boston flights

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    San Francisco (SFO)to

    Boston (BOS)
    12/02/26 - 12/09/26

    Round trip

    Economy

    from
    $357Fare subject to changes
    Updated: 13 hours ago

    San Francisco (SFO)to

    Boston (BOS)
    12/07/26 - 12/14/26

    Round trip

    Economy

    from
    $357Fare subject to changes
    Updated: 13 hours ago

    San Francisco (SFO)to

    Boston (BOS)
    12/08/26 - 12/15/26

    Round trip

    Economy

    from
    $357Fare subject to changes
    Updated: 13 hours ago

    San Francisco (SFO)to

    Boston (BOS)
    12/01/26 - 12/08/26

    Round trip

    Economy

    from
    $357Fare subject to changes
    Updated: 13 hours ago

    San Francisco (SFO)to

    Boston (BOS)
    12/06/26 - 12/13/26

    Round trip

    Economy

    from
    $357Fare subject to changes
    Updated: 13 hours ago

    San Francisco (SFO)to

    Boston (BOS)
    12/09/26 - 12/16/26

    Round trip

    Economy

    from
    $357Fare subject to changes
    Updated: 13 hours ago

    San Francisco (SFO)to

    Boston (BOS)
    12/03/26 - 12/10/26

    Round trip

    Economy

    from
    $357Fare subject to changes
    Updated: 13 hours ago

    San Francisco (SFO)to

    Boston (BOS)
    12/04/26 - 12/11/26

    Round trip

    Economy

    from
    $357Fare subject to changes
    Updated: 13 hours ago

    *Fares displayed have been collected within the last 24hrs and may no longer be available at time of booking. Some fares listed may include one or more connections that are Basic Economy, which class is subject to additional terms and conditions. Modifying this information may result in a different fare. To find the most updated fare, please visit aa.com. Additional baggage fees and charges for optional products and services may apply.

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