AirHint found the following cheapest one-way flights from Houston (IAH) to London (LHR) in July 2026 (see full year).
One-Way flights
| 18 Jul | Air Canada | ||
| 29 Jul | Austrian Airlines | ||
| 31 Jul | jetBlue | ||
| 08 Jul | Spirit Airlines | ||
| 29 Jul | United | direct | |
| 05 Jul | jetBlue | ||
| 04 Jul | jetBlue | ||
| 12 Jul | jetBlue | ||
| 03 Jul | jetBlue | ||
| 23 Jul | Spirit Airlines |
Also check the deals for return flights from Houston to London in July.
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