Flights from Chicago, IL to San Francisco, CA

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Best Deals on Flights From Chicago, IL (ORD) to San Francisco, CA (SFO)

Sep 2026
from$186*
Last seen: 9 hours ago
One-way/Economy
Oct 2026
from$102*
Last seen: 5 hours ago
One-way/Economy
Nov 2026
from$128*
Last seen: 23 hours ago
One-way/Economy
cmp-daily-histogram-bars-legend-min-price-aria-label $102
cmp-daily-histogram-bars-legend-max-price-aria-label $210
Displaying fares for September-2026
  • ORD–SFO: cmp-view-offers-disclaimer. Find Offers
    23

    Wed

    SEP

  • ORD–SFO: cmp-view-offers-disclaimer. Find Offers
    24

    Thu

  • ORD–SFO, Sep 25, 2026: from $186
    25

    Fri

  • ORD–SFO, Sep 26, 2026: from $195
    26

    Sat

  • ORD–SFO, Sep 27, 2026: from $186
    27

    Sun

  • ORD–SFO: cmp-view-offers-disclaimer. Find Offers
    28

    Mon

  • ORD–SFO, Sep 29, 2026: from $195
    29

    Tue

  • ORD–SFO, Sep 30, 2026: from $195
    30

    Wed

  • ORD–SFO, Oct 1, 2026: from $210
    01

    Thu

    OCT

  • ORD–SFO, Oct 2, 2026: from $210
    02

    Fri

  • ORD–SFO: cmp-view-offers-disclaimer. Find Offers
    03

    Sat

  • ORD–SFO, Oct 4, 2026: from $210
    04

    Sun

  • ORD–SFO: cmp-view-offers-disclaimer. Find Offers
    05

    Mon

  • ORD–SFO, Oct 6, 2026: from $195
    06

    Tue

  • ORD–SFO, Oct 7, 2026: from $195
    07

    Wed

  • ORD–SFO, Oct 8, 2026: from $210
    08

    Thu

  • ORD–SFO, Oct 9, 2026: from $186
    09

    Fri

  • ORD–SFO: cmp-view-offers-disclaimer. Find Offers
    10

    Sat

  • ORD–SFO, Oct 11, 2026: from $210
    11

    Sun

  • ORD–SFO, Oct 12, 2026: from $206
    12

    Mon

  • ORD–SFO, Oct 13, 2026: from $102
    13

    Tue

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

    Wed

  • ORD–SFO, Oct 15, 2026: from $128
    15

    Thu

  • ORD–SFO, Oct 16, 2026: from $159
    16

    Fri

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

    Sat

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

    Sun

  • ORD–SFO, Oct 19, 2026: from $128
    19

    Mon

  • ORD–SFO: cmp-view-offers-disclaimer. Find Offers
    20

    Tue

  • ORD–SFO: cmp-view-offers-disclaimer. Find Offers
    21

    Wed

  • ORD–SFO, Oct 22, 2026: from $128
    22

    Thu

    • Range$102-$210

    *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 Chicago, IL to San Francisco, CA on Frontier

    $
    Flights Deals from Chicago, IL to San Francisco, CA on Frontier
    From
    To
    Chicago, IL (ORD)San Francisco, CA (SFO)One-way
    /
    Discount Den Basic Fare    		Departing Mar 1, 2027

    From

    $90

    Last seen: 22 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®.

    Chicago, IL San Francisco, CA

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