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

Return flights

25 Dec - 07 Jan	Lufthansa
24 Dec - 28 Dec	Sun Country Airlines
28 Dec - 28 Jan	Sun Country Airlines
31 Dec - 10 Jan	Frontier Airlines
24 Dec - 29 Dec	Sun Country Airlines
24 Dec - 07 Jan	Frontier Airlines
10 Dec - 13 Dec	Scandinavian Airlines
23 Dec - 29 Dec	Sun Country Airlines
11 Dec - 22 Dec	Frontier Airlines
16 Dec - 23 Dec	WestJet
09 Dec - 23 Dec	Frontier Airlines
31 Dec - 08 Jan	Delta	direct
24 Dec - 01 Jan	Sun Country Airlines
16 Dec - 20 Dec	Frontier Airlines
23 Dec - 02 Jan	Lufthansa
31 Dec - 10 Jan	Air France	direct
24 Dec - 30 Dec	United
25 Dec - 02 Jan	Lufthansa
22 Dec - 05 Jan	Icelandair
17 Dec - 25 Dec	WestJet

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

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.

Book a cheap hotel in London

Cheap car rent in London

Cheapest return flights from Minneapolis to London in December from 688€

Return flights