Cheapest return flights from Houston to London in March from 489€

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

Return flights

30 Mar - 01 Apr KLM
23 Mar - 30 Mar Air France
04 Mar - 18 Mar Austrian Airlines
30 Mar - 09 Apr KLM
17 Mar - 01 Apr KLM
29 Mar - 13 Apr KLM
30 Mar - 21 Apr KLM
10 Mar - 17 Mar Virgin Atlantic
01 Mar - 10 Mar Air France
03 Mar - 11 Mar Delta
04 Mar - 11 Mar Delta
23 Mar - 31 Mar Air France
15 Mar - 24 Mar Lufthansa
11 Mar - 20 Mar Lufthansa
31 Mar - 07 Apr KLM
15 Mar - 24 Mar United direct
25 Mar - 05 Apr KLM
31 Mar - 07 Apr British Airways direct
30 Mar - 21 Apr American Airlines direct
26 Mar - 29 Apr KLM

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

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