AirHint found the following cheapest one-way flights from Detroit (DTW) to London (LHR) in July 2026 (see full year).
One-Way flights
| 27 Jul | jetBlue | ||
| 25 Jul | jetBlue | ||
| 18 Jul | jetBlue | ||
| 08 Jul | WestJet | ||
| 20 Jul | WestJet | ||
| 09 Jul | jetBlue | ||
| 23 Jul | WestJet | ||
| 01 Jul | Lufthansa | ||
| 27 Jul | Virgin Atlantic | direct | |
| 26 Jul | Air France | direct |
Also check the deals for return flights from Detroit to London in July.
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