AirHint found the following cheapest one-way flights from Houston (IAH) to London (LHR) in April 2026 (see full year).
One-Way flights
| 20 Apr | WestJet | ||
| 30 Apr | WestJet | ||
| 07 Apr | jetBlue | ||
| 06 Apr | jetBlue | ||
| 02 Apr | jetBlue | ||
| 11 Apr | jetBlue | ||
| 12 Apr | Air Canada | ||
| 12 Apr | Lufthansa | direct | |
| 07 Apr | Lufthansa | direct | |
| 06 Apr | Lufthansa | direct |
Also check the deals for return 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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