Cheapest return flights from Houston to London in April from 503€

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

Return flights

28 Apr - 13 May Spirit Airlines
14 Apr - 28 Apr Spirit Airlines
19 Apr - 26 Apr Air Canada
16 Apr - 26 Apr Air Canada
01 Apr - 08 Apr Lufthansa
29 Apr - 04 May Spirit Airlines
07 Apr - 17 Apr Frontier Airlines
10 Apr - 19 Apr Frontier Airlines
10 Apr - 20 Apr Frontier Airlines
01 Apr - 07 Apr Lufthansa
20 Apr - 26 Apr Spirit Airlines
10 Apr - 18 Apr Turkish Airlines
30 Apr - 12 May Spirit Airlines

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

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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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