Flights from Frankfurt to Saint Louis from € 690*

Promotion Code

Changed bag rules and optional services         Cruise Packages

Featured daily fares for flights from Frankfurt (FRA) to Saint Louis (STL)

May 2026
From€ 1.326*
Viewed: 10 hours ago
RoundTrip|Economy
Jun 2026
From€ 693*
Viewed: 10 hours ago
RoundTrip|Economy
Jul 2026
From€ 693*
Viewed: 10 hours ago
RoundTrip|Economy
cmp-daily-histogram-bars-legend-min-price-aria-label € 694
cmp-daily-histogram-bars-legend-max-price-aria-label € 1.3K
Displaying fares for May-2026
  • 29

    Fr

    MAY

  • 30

    Sa

  • 31

    Su

  • 01

    Mo

    JUN

  • 02

    Tu

  • 03

    We

  • 04

    Th

  • 05

    Fr

  • 06

    Sa

  • 07

    Su

  • 08

    Mo

  • 09

    Tu

  • 10

    We

  • 11

    Th

  • 12

    Fr

  • 13

    Sa

  • 14

    Su

  • 15

    Mo

  • 16

    Tu

  • 17

    We

  • 18

    Th

  • 19

    Fr

  • 20

    Sa

  • 21

    Su

  • 22

    Mo

  • 23

    Tu

  • 24

    We

  • 25

    Th

  • 26

    Fr

  • 27

    Sa

  • 28

    Su

    • Range€ 694-€ 1.326

    *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 Frankfurt (FRA) to Saint Louis (STL) flights

    €
    keyboard_arrow_down
    More United deals on Frankfurt (FRA) to Saint Louis (STL) flights
    From
    To
    Fare Type
    Dates
    Price
    Frankfurt (FRA)Saint Louis (STL)Roundtrip
    |
    Economy    		23.08.2026 - 06.09.2026

    from

    € 690

    Viewed: 10 hours ago

    Frankfurt (FRA)Saint Louis (STL)Roundtrip
    |
    Economy    		24.08.2026 - 07.09.2026

    from

    € 690

    Viewed: 10 hours ago

    Frankfurt (FRA)Saint Louis (STL)Roundtrip
    |
    Economy    		26.08.2026 - 09.09.2026

    from

    € 690

    Viewed: 10 hours ago

    Frankfurt (FRA)Saint Louis (STL)Roundtrip
    |
    Economy    		23.08.2026 - 30.08.2026

    from

    € 690

    Viewed: 10 hours ago

    Frankfurt (FRA)Saint Louis (STL)Roundtrip
    |
    Economy    		24.08.2026 - 31.08.2026

    from

    € 690

    Viewed: 10 hours ago

    Frankfurt (FRA)Saint Louis (STL)Roundtrip
    |
    Economy    		25.08.2026 - 01.09.2026

    from

    € 690

    Viewed: 10 hours ago

    Frankfurt (FRA)Saint Louis (STL)Roundtrip
    |
    Economy    		26.08.2026 - 02.09.2026

    from

    € 690

    Viewed: 10 hours ago

    Frankfurt (FRA)Saint Louis (STL)Roundtrip
    |
    Economy    		25.08.2026 - 08.09.2026

    from

    € 690

    Viewed: 10 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.

    Explore United Airlines's Top-Pick Destinations

    Explore more United flights