AirHint found the following cheapest return flights from Salt Lake City (SLC) to London (LHR) in May 2026 (see full year).

Return flights

01 May - 16 May	Alaska Airlines
06 May - 20 May	Delta
18 May - 26 May	Alaska Airlines
18 May - 02 Jun	Alaska Airlines
17 May - 01 Jun	Alaska Airlines
01 May - 16 May	Air France	direct
23 May - 31 May	Aer Lingus
26 May - 02 Jun	Alaska Airlines
05 May - 08 Jun	Aer Lingus
04 May - 08 Jun	Delta
25 May - 10 Jun	Delta
30 May - 10 Jun	Delta
26 May - 02 Jun	KLM	direct
29 May - 10 Jun	Delta

Also check the deals for one-way flights from Salt Lake City 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 Salt Lake City to London in May from 734€

Return flights