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

Return flights

24 Mar - 31 Mar	Frontier Airlines
17 Mar - 24 Mar	Frontier Airlines
04 Mar - 11 Mar	Hawaiian Airlines
26 Mar - 04 Apr	Frontier Airlines
17 Mar - 26 Mar	Hawaiian Airlines
31 Mar - 22 Apr	jetBlue
18 Mar - 28 Mar	jetBlue
07 Mar - 21 Mar	Hawaiian Airlines
11 Mar - 14 Mar	jetBlue
17 Mar - 26 Mar	KLM	direct
17 Mar - 24 Mar	KLM	direct
07 Mar - 21 Mar	Air France	direct
27 Mar - 05 Apr	Air France

Also check the deals for one-way flights from Salt Lake City to London in March.

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 March from $644

Return flights