Travel with Air Canada from San Francisco to London, UK (SFO - LHR) from USD 863*

Promotion code

*Fares displayed have been collected within the last 48 hours and may no longer be available at the time of booking. Learn more about this offer. Additional baggage fees and charges for optional products and services may apply.

Flights between San Francisco and London, UK - our lowest fares in cash

Aug 2026
FromUSD 1,778*
Round Trip/Economy
Sep 2026
FromUSD 907*
Round Trip/Economy
Oct 2026
FromUSD 893*
Round Trip/Economy
cmp-daily-histogram-bars-legend-min-price-aria-label USD 907
cmp-daily-histogram-bars-legend-max-price-aria-label USD 1.8K
Displaying fares for August-2026
  • SFO–LHR, Aug 31, 2026 – Sep 07, 2026: From USD 1,778
    31

    Mo

    AUG

  • SFO–LHR, Sep 01, 2026 – Sep 08, 2026: From USD 1,087
    01

    Tu

  • SFO–LHR, Sep 02, 2026 – Sep 09, 2026: From USD 1,079
    02

    We

  • SFO–LHR, Sep 03, 2026 – Sep 10, 2026: From USD 1,129
    03

    Th

  • SFO–LHR, Sep 04, 2026 – Sep 11, 2026: From USD 1,148
    04

    Fr

  • SFO–LHR, Sep 05, 2026 – Sep 12, 2026: From USD 1,158
    05

    Sa

  • SFO–LHR, Sep 06, 2026 – Sep 13, 2026: From USD 1,137
    06

    Su

  • SFO–LHR, Sep 07, 2026 – Sep 14, 2026: From USD 1,129
    07

    Mo

  • SFO–LHR, Sep 08, 2026 – Sep 15, 2026: From USD 1,079
    08

    Tu

  • SFO–LHR, Sep 09, 2026 – Sep 16, 2026: From USD 1,054
    09

    We

  • SFO–LHR, Sep 10, 2026 – Sep 17, 2026: From USD 1,100
    10

    Th

  • SFO–LHR, Sep 11, 2026 – Sep 18, 2026: From USD 1,129
    11

    Fr

  • SFO–LHR, Sep 12, 2026 – Sep 19, 2026: From USD 1,164
    12

    Sa

  • SFO–LHR, Sep 13, 2026 – Sep 20, 2026: From USD 1,133
    13

    Su

  • SFO–LHR, Sep 14, 2026 – Sep 21, 2026: From USD 1,129
    14

    Mo

  • SFO–LHR, Sep 15, 2026 – Sep 22, 2026: From USD 1,050
    15

    Tu

  • SFO–LHR, Sep 16, 2026 – Sep 23, 2026: From USD 1,050
    16

    We

  • SFO–LHR, Sep 17, 2026 – Sep 24, 2026: From USD 1,104
    17

    Th

  • SFO–LHR, Sep 18, 2026 – Sep 25, 2026: From USD 1,158
    18

    Fr

  • SFO–LHR, Sep 19, 2026 – Sep 26, 2026: From USD 1,183
    19

    Sa

  • SFO–LHR, Sep 20, 2026 – Sep 27, 2026: From USD 1,133
    20

    Su

  • SFO–LHR, Sep 21, 2026 – Sep 28, 2026: From USD 1,129
    21

    Mo

  • SFO–LHR, Sep 22, 2026 – Sep 29, 2026: From USD 1,054
    22

    Tu

  • SFO–LHR, Sep 23, 2026 – Sep 30, 2026: From USD 1,083
    23

    We

  • SFO–LHR, Sep 24, 2026 – Oct 01, 2026: From USD 1,114
    24

    Th

  • SFO–LHR, Sep 25, 2026 – Oct 02, 2026: From USD 1,133
    25

    Fr

  • SFO–LHR, Sep 26, 2026 – Oct 03, 2026: From USD 1,183
    26

    Sa

  • SFO–LHR, Sep 27, 2026 – Oct 04, 2026: From USD 1,133
    27

    Su

  • SFO–LHR, Sep 28, 2026 – Oct 05, 2026: From USD 976
    28

    Mo

  • SFO–LHR, Sep 29, 2026 – Oct 06, 2026: From USD 922
    29

    Tu

  • SFO–LHR, Sep 30, 2026 – Oct 07, 2026: From USD 907
    30

    We

    • RangeUSD 907-USD 1,778

    *Fares displayed have been collected within the last 48 hours and may no longer be available at the time of booking. Learn more about this offer. Additional baggage fees and charges for optional products and services may apply.

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