Flights from Shannon to Saint Louis from $ 1,419*

Promotion Code

Changed bag rules and optional services         Cruise Packages

Featured daily fares for flights from Shannon (SNN) to Saint Louis (STL)

Try alternate month or interact with individual days below in order to find offers.
Jun 2026
No result for this month
Jul 2026
From$ 1,419*
Viewed: 4 hours ago
RoundTrip|Economy
Aug 2026
No result for this month
Displaying fares for June-2026
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    • *Prices have been available for round trips within the last 48 hours and may not be currently available. For Economy class, fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply. Schedules are subject to change without notice.

    More United deals on Shannon (SNN) to Saint Louis (STL) flights

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    More United deals on Shannon (SNN) to Saint Louis (STL) flights
    From
    To
    Fare Type
    Dates
    Price
    Shannon (SNN)Saint Louis (STL)Roundtrip
    |
    Economy    		07/20/26 - 07/24/26

    from

    $ 1,419

    Viewed: 4 hours ago

    Shannon (SNN)Saint Louis (STL)Roundtrip
    |
    Economy    		07/20/26 - 07/24/26

    from

    $ 1,653

    Viewed: 4 hours ago

    Shannon (SNN)Saint Louis (STL)Roundtrip
    |
    Economy    		07/20/26 - 07/24/26

    from

    $ 2,033

    Viewed: 4 hours ago

    *Prices have been available for round trips within the last 48 hours and may not be currently available. For Economy class, fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply. Schedules are subject to change without notice.

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