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Cheapest one-way flights from St. Louis (STL) to London (LHR), November

5 dates in November, from $ 470. Book in one tap, or check whether to buy now or wait.

One-way Return

Dates, airline, and price
Dates	Airline	Price
29 Nov	Aer Lingus
30 Nov	Frontier Airlines
25 Nov	United

21 Nov	United
27 Nov	United

Cheapest deals for the full year

Deals for return flights from St. Louis to London in November.

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Updated Oct 13, 2026.

About these fares

These results come from our latest search across airlines for your currency. Prices change quickly and are not locked until you complete booking—always confirm the total and fare rules on the partner site.

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Cheapest one-way flights from St. Louis (STL) to London (LHR), November

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