AirHint found the following cheapest return flights from Las Vegas (LAS) to London (LHR) in June 2026 (see full year).

Return flights

08 Jun - 17 Jun	Air Canada
03 Jun - 09 Jun	Air Canada
04 Jun - 09 Jun	Air Canada
21 Jun - 06 Jul	jetBlue
22 Jun - 02 Jul	jetBlue
05 Jun - 10 Jun	WestJet
08 Jun - 17 Jun	American Airlines	direct
03 Jun - 09 Jun	British Airways	direct
20 Jun - 30 Jun	Icelandair
05 Jun - 10 Jun	British Airways	direct
04 Jun - 09 Jun	American Airlines	direct
10 Jun - 24 Jun	Delta
22 Jun - 02 Jul	British Airways	direct
24 Jun - 01 Jul	British Airways	direct
21 Jun - 06 Jul	British Airways	direct

Also check the deals for one-way flights from Las Vegas to London in June.

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 Las Vegas to London in June from $904

Return flights