Flights from San Francisco, CA to St. Louis, MO

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Best Deals on Flights From San Francisco, CA (SFO) to St. Louis, MO (STL)

Oct 2026
from$219*
Last seen: 23 hours ago
One-way/Economy
Nov 2026
from$143*
Last seen: 22 hours ago
One-way/Economy
Dec 2026
from$109*
Last seen: 13 hours ago
One-way/Economy
cmp-daily-histogram-bars-legend-min-price-aria-label $143
Displaying fares for October-2026
  • SFO–STL: cmp-view-offers-disclaimer. Find Offers
    23

    Fri

    OCT

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    24

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    25

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    26

    Mon

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    27

    Tue

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    28

    Wed

  • SFO–STL, Oct 29, 2026: from $219
    29

    Thu

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    30

    Fri

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    31

    Sat

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    01

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    NOV

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    02

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    03

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    04

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    05

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    06

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    07

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    08

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    09

    Mon

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    10

    Tue

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    11

    Wed

  • SFO–STL, Nov 12, 2026: from $143
    12

    Thu

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    13

    Fri

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    14

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    15

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  • SFO–STL: cmp-view-offers-disclaimer. Find Offers
    16

    Mon

  • SFO–STL: cmp-view-offers-disclaimer. Find Offers
    17

    Tue

  • SFO–STL: cmp-view-offers-disclaimer. Find Offers
    18

    Wed

  • SFO–STL: cmp-view-offers-disclaimer. Find Offers
    19

    Thu

  • SFO–STL, Nov 20, 2026: from $169
    20

    Fri

  • SFO–STL, Nov 21, 2026: from $159
    21

    Sat

  • SFO–STL: cmp-view-offers-disclaimer. Find Offers
    22

    Sun

    • Range$143-$219

    *Prices found by others in the previous 48 hours for round-trip flights. Prices shown may also require membership in our travel club, Discount Den.

    Flights Deals from San Francisco, CA to St. Louis, MO on Frontier

    $
    Flights Deals from San Francisco, CA to St. Louis, MO on Frontier
    From
    To
    San Francisco, CA (SFO)St. Louis, MO (STL)One-way
    /
    Discount Den Basic Fare    		Departing Feb 5, 2027

    From

    $109

    Last seen: 23 hours ago

    *Prices found by others in the previous 48 hours for one-way flights. Prices shown may also require membership in our travel club, Discount Den®.

    San Francisco, CA St. Louis, MO

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