Flights from Rome to Saint Louis from 828€ *

Promotion Code

Changed bag rules and optional services         Cruise Packages

Featured daily fares for flights from Rome (FCO) to Saint Louis (STL)

May 2026
From1.102€ *
Viewed: 1 hour ago
RoundTrip|Economy
Jun 2026
From828€ *
Viewed: 1 hour ago
RoundTrip|Economy
Jul 2026
From1.028€ *
Viewed: 1 hour ago
RoundTrip|Economy
cmp-daily-histogram-bars-legend-min-price-aria-label 828€
cmp-daily-histogram-bars-legend-max-price-aria-label 1.6K€
Displaying fares for May-2026
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    • Range828€ -1.647€

    *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 Rome (FCO) to Saint Louis (STL) flights

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    More United deals on Rome (FCO) to Saint Louis (STL) flights
    From
    To
    Fare Type
    Dates
    Price
    Rome (FCO)Saint Louis (STL)Roundtrip
    |
    Economy    		26/08/2026 - 30/08/2026

    from

    828€ 

    Viewed: 1 hour ago

    Rome (FCO)Saint Louis (STL)Roundtrip
    |
    Economy    		23/08/2026 - 06/09/2026

    from

    828€ 

    Viewed: 1 hour ago

    Rome (FCO)Saint Louis (STL)Roundtrip
    |
    Economy    		21/08/2026 - 28/08/2026

    from

    828€ 

    Viewed: 1 hour ago

    Rome (FCO)Saint Louis (STL)Roundtrip
    |
    Economy    		05/06/2026 - 12/06/2026

    from

    828€ 

    Viewed: 1 hour ago

    Rome (FCO)Saint Louis (STL)Roundtrip
    |
    Economy    		08/06/2026 - 15/06/2026

    from

    828€ 

    Viewed: 1 hour ago

    Rome (FCO)Saint Louis (STL)Roundtrip
    |
    Economy    		10/06/2026 - 17/06/2026

    from

    828€ 

    Viewed: 1 hour ago

    Rome (FCO)Saint Louis (STL)Roundtrip
    |
    Economy    		10/06/2026 - 14/06/2026

    from

    828€ 

    Viewed: 1 hour ago

    Rome (FCO)Saint Louis (STL)Roundtrip
    |
    Economy    		24/08/2026 - 07/09/2026

    from

    828€ 

    Viewed: 1 hour 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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