Cheapest return flights from Houston to London in April from $517

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

Return flights

22 Apr - 13 May Brussels Airlines
01 Apr - 14 Apr British Airways
15 Apr - 22 Apr British Airways direct
01 Apr - 14 Apr British Airways direct
22 Apr - 13 May British Airways direct
12 Apr - 02 May Air Canada
04 Apr - 02 May Air Canada
05 Apr - 11 Apr Air Canada
05 Apr - 12 Apr British Airways direct
25 Apr - 02 May British Airways direct
04 Apr - 02 May American Airlines direct
22 Apr - 05 May United direct
12 Apr - 02 May United direct
05 Apr - 11 Apr American Airlines direct

Also check the deals for one-way flights from Houston to London in April.

Skyscanner

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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