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Cheap flights from St Louis (STL) to London (LCY)

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How to find the cheapest flight from St Louis (STL) to London (LCY)

How to find the cheapest flight from St Louis (STL) to London (LCY)
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How to find the cheapest flight from St Louis (STL) to London (LCY)
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How to find the cheapest flight from St Louis (STL) to London (LCY)
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Cheap flights from St Louis to London in August , September 2026

18 Aug - 23 Sep $ 1,186.00
STL
St Louis
United Airlines
1 STOPS
LCY
London
LCY
London
United Airlines
1 STOPS
STL
St Louis
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23 Aug - 08 Sep $ 1,418.00
STL
St Louis
Air Canada
1 STOPS
LCY
London
LCY
London
Air Canada
3 STOPS
STL
St Louis
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23 Aug - 30 Sep $ 1,434.00
STL
St Louis
Frontier Airlines
1 STOPS
LCY
London
LCY
London
Frontier Airlines
3 STOPS
STL
St Louis
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Last minute flights from St Louis to London

24 Aug - 01 Sep $ 1,545.00
STL
St Louis
Lufthansa
2 STOPS
LCY
London
LCY
London
Lufthansa
2 STOPS
STL
St Louis
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23 Aug - 01 Sep $ 1,546.00
STL
St Louis
Lufthansa
2 STOPS
LCY
London
LCY
London
Lufthansa
2 STOPS
STL
St Louis
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25 Aug - 01 Sep $ 1,582.00
STL
St Louis
Lufthansa
2 STOPS
LCY
London
LCY
London
Lufthansa
2 STOPS
STL
St Louis
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One-way flights to London from St Louis

3:30 PM - 5:30 PM
Lufthansa
1 Stops
20h 25m
STL - LCY
$ 764
Kiwi
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3:30 PM - 5:30 PM
Lufthansa
1 Stops
20h 25m
STL - LCY
$ 767
Kiwi
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11:22 AM - 8:45 AM
Aer Lingus
2 Stops
16h 58m
STL - LCY
$ 1,272
Kiwi
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How to find the cheapest flight from St Louis (STL) to London (LCY)

Related info for your journey
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How to find the cheapest flight from St Louis (STL) to London (LCY)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from St Louis (STL) to London (LCY)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.