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

Return flights

05 May - 12 May	Air Canada
11 May - 18 May	Air Canada
12 May - 19 May	Air Canada
06 May - 11 May	Air Canada
06 May - 20 May	Air Canada
05 May - 26 May	Aer Lingus
13 May - 20 May	Air Canada
06 May - 31 May	Air Canada
13 May - 22 May	Air Canada
18 May - 28 May	Air Canada
21 May - 13 Jun	Air Canada
26 May - 16 Jun	Breeze Airways
27 May - 03 Jun	Allegiant Air
23 May - 26 Jun	Allegiant Air
20 May - 03 Jun	Air Canada
19 May - 02 Jun	Air Canada
22 May - 01 Jun	Air Canada
27 May - 17 Jun	Air Canada
25 May - 01 Jun	Air Canada

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

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 May from $505

Return flights