Flights from Santa Ana, CA to St. Louis, MO

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Best Deals on Flights From Santa Ana, CA (SNA) to St. Louis, MO (STL)

Sep 2026
from$254*
Last seen: 21 hours ago
One-way/Economy
Oct 2026
from$260*
Last seen: 23 hours ago
One-way/Economy
Nov 2026
No results for this month.
cmp-daily-histogram-bars-legend-min-price-aria-label $254
Displaying fares for September-2026
  • SNA–STL: cmp-view-offers-disclaimer. Find Offers
    26

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    SEP

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  • SNA–STL, Sep 28, 2026: from $254
    28

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  • SNA–STL, Oct 1, 2026: from $260
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    OCT

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  • SNA–STL, Oct 18, 2026: from $319
    18

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    • Range$254-$319

    *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 Santa Ana, CA to St. Louis, MO on Frontier

    $
    *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®.

    Santa Ana, CA St. Louis, MO

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