AirHint found the following cheapest return flights from Houston (HOU) to London (LTN) in June 2026 (see full year).

Return flights

04 Jun - 08 Jun	WestJet
04 Jun - 07 Jun	WestJet
23 Jun - 07 Jul	Air Canada
15 Jun - 19 Jun	Air Canada
22 Jun - 01 Jul	Air Canada
15 Jun - 18 Jun	Air Canada
21 Jun - 28 Jun	Air Canada
13 Jun - 25 Jun	WestJet
03 Jun - 11 Jun	WestJet
02 Jun - 11 Jun	WestJet
25 Jun - 11 Jul	Air Canada
27 Jun - 03 Jul	Air Canada
25 Jun - 14 Jul	WestJet
24 Jun - 11 Jul	WestJet
11 Jun - 17 Jun	WestJet
19 Jun - 22 Jun	Air Canada

Also check the deals for one-way flights from Houston 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 Houston to London in June from $898

Return flights