Cheapest return flights from Houston to London in April from $529

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

Return flights

01 Apr - 13 Apr Spirit Airlines
20 Apr - 26 Apr Spirit Airlines
20 Apr - 29 Apr Spirit Airlines
28 Apr - 07 May Spirit Airlines
28 Apr - 12 May Spirit Airlines
24 Apr - 26 Apr Spirit Airlines
22 Apr - 03 May Spirit Airlines
16 Apr - 26 Apr Spirit Airlines
24 Apr - 04 May Spirit Airlines
20 Apr - 04 May Spirit Airlines
16 Apr - 19 Apr Air Canada
15 Apr - 19 Apr Spirit Airlines
17 Apr - 19 Apr Spirit Airlines
03 Apr - 11 Apr Spirit Airlines
15 Apr - 20 Apr Spirit Airlines
18 Apr - 04 May Spirit Airlines
24 Apr - 09 May Spirit Airlines
23 Apr - 02 May Spirit Airlines
17 Apr - 01 May Spirit Airlines
24 Apr - 02 May Spirit Airlines

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

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