AirHint found the following cheapest return flights from Cincinnati (CVG) to London (LHR) in March 2026 (see full year).

Return flights

11 Mar - 15 Mar	Scandinavian Airlines
19 Mar - 22 Mar	Scandinavian Airlines
09 Mar - 16 Mar	Scandinavian Airlines
15 Mar - 30 Mar	Air Canada
03 Mar - 13 Mar	Lufthansa
15 Mar - 25 Mar	Air Canada
31 Mar - 07 Apr	Lufthansa
11 Mar - 18 Mar	British Airways	direct
11 Mar - 25 Mar	United
02 Mar - 10 Mar	British Airways
31 Mar - 07 Apr	British Airways	direct
14 Mar - 22 Mar	Air Canada
26 Mar - 03 Apr	Air Canada
20 Mar - 03 Apr	Air Canada
27 Mar - 05 Apr	Air Canada
27 Mar - 10 Apr	KLM
28 Mar - 04 Apr	Air Canada
27 Mar - 05 Apr	British Airways	direct

Also check the deals for one-way flights from Cincinnati to London in March.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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Cheapest return flights from Cincinnati to London in March from $572

Return flights