AirHint found the following cheapest one-way flights from Houston (IAH) to London (LHR) in July 2026 (see full year).
One-Way flights
| 08 Jul | United | ||
| 01 Jul | WestJet | ||
| 08 Jul | United | direct | |
| 01 Jul | Lufthansa | direct |
Also check the deals for return flights from Houston to London in July.
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