AirHint found the following cheapest return flights from Cincinnati (CVG) to London (LHR) in August 2025 (see full year).

Return flights

17 Aug - 26 Aug	Air Canada
19 Aug - 26 Aug	Air Canada
17 Aug - 27 Aug	Air Canada
18 Aug - 03 Sep	Air Canada
18 Aug - 02 Sep	Air Canada
27 Aug - 01 Sep	Air Canada
20 Aug - 27 Aug	Delta
27 Aug - 03 Sep	United
18 Aug - 03 Sep	American Airlines	direct
17 Aug - 27 Aug	American Airlines	direct
16 Aug - 27 Aug	Air Canada
16 Aug - 26 Aug	Air Canada
21 Aug - 27 Aug	Air Canada
24 Aug - 31 Aug	Air Canada
20 Aug - 24 Aug	Air France
25 Aug - 01 Sep	British Airways	direct
28 Aug - 12 Sep	American Airlines
30 Aug - 06 Sep	United
30 Aug - 06 Sep	British Airways	direct
27 Aug - 01 Sep	Finnair	direct

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

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 August from $646

Return flights