AirHint found the following cheapest return flights from Kansas City (MCI) to London (LHR) in May 2026 (see full year).
Return flights
| 12 May - 26 May | Delta | ||
| 01 May - 19 May | Delta | ||
| 08 May - 17 May | KLM | ||
| 18 May - 31 May | United | ||
| 15 May - 23 May | Delta | ||
| 19 May - 23 May | United | ||
| 22 May - 25 May | Air France |
Also check the deals for one-way flights from Kansas City to London in May.
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