AirHint found the following cheapest one-way flights from London (LHR) to Prague (PRG) in May 2026 (see full year).

One-Way flights

20 May	British Airways	direct
19 May	British Airways	direct
28 May	British Airways	direct
30 May	British Airways	direct
17 May	British Airways	direct
29 May	British Airways	direct
22 May	LOT
23 May	KLM
23 May	British Airways	direct
22 May	British Airways	direct

Also check the deals for return flights from London to Prague in May.

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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Cheapest one-way flights from London to Prague in May from $90

One-Way flights