Flights from London to Saint Louis from $ 1,509*
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1 Passenger, Economy
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Featured daily fares for flights from London (LHR) to Saint Louis (STL)
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More United deals on London (LHR) to Saint Louis (STL) flights
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From | To | Fare Type | Dates | Price |
|---|---|---|---|---|
| London (LHR) | Saint Louis (STL) | Roundtrip | Economy | 12/18/25 - 01/22/26 | from $Â 1,509 Viewed: 23 hours ago |
| London (LHR) | Saint Louis (STL) | Roundtrip | Economy | 12/18/25 - 01/22/26 | from $Â 1,654 Viewed: 23 hours ago |
| London (LHR) | Saint Louis (STL) | Roundtrip | Economy | 07/28/26 - 08/07/26 | from $Â 1,884 Viewed: 15 hours ago |
| London (LHR) | Saint Louis (STL) | Roundtrip | Economy | 12/18/25 - 01/22/26 | from $Â 1,918 Viewed: 23 hours ago |
| London (LHR) | Saint Louis (STL) | Roundtrip | Economy | 07/28/26 - 08/07/26 | from $Â 2,029 Viewed: 15 hours ago |
| London (LHR) | Saint Louis (STL) | Roundtrip | Economy | 07/28/26 - 08/07/26 | from $Â 2,293 Viewed: 15 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.
