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

Return flights

03 Jun - 17 Jun	British Airways	direct
23 Jun - 31 Jul	British Airways	direct
15 Jun - 11 Jul	WestJet
13 Jun - 20 Jun	WestJet
13 Jun - 20 Jun	Finnair	direct
01 Jun - 30 Jun	Iberia	direct
11 Jun - 24 Jun	WestJet
06 Jun - 27 Jun	WestJet
11 Jun - 24 Jun	British Airways	direct
03 Jun - 27 Jun	British Airways	direct
21 Jun - 11 Jul	Iberia	direct
15 Jun - 11 Jul	Iberia	direct
10 Jun - 04 Jul	Air Canada
12 Jun - 30 Jun	Air Canada
06 Jun - 27 Jun	British Airways	direct
25 Jun - 18 Jul	British Airways	direct
10 Jun - 04 Jul	Iberia	direct

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 $931

Return flights