Cheapest return flights from Grand Rapids to London in December from $591

AirHint found the following cheapest return flights from Grand Rapids (GRR) to London (LHR) in December 2025 (see full year).

Return flights

30 Dec - 10 Jan Lufthansa
30 Dec - 07 Jan Air Canada
31 Dec - 07 Jan Lufthansa
12 Dec - 09 Jan Lufthansa
04 Dec - 11 Dec Allegiant Air
12 Dec - 08 Jan Air Canada
15 Dec - 08 Jan KLM
30 Dec - 06 Jan Frontier Airlines
17 Dec - 10 Jan Lufthansa
29 Dec - 06 Jan Allegiant Air
22 Dec - 28 Dec Air Canada
28 Dec - 04 Jan Frontier Airlines

Also check the deals for one-way flights from Grand Rapids to London in December.

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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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