Cheapest one-way flights from London to Prague in December from $64

Best time to book flights for London (LHR) to Prague (PRG) flights at AirHint

AirHint found the following cheapest one-way flights from London (LHR) to Prague (PRG) in December 2025 (see full year).

One-Way flights

10 Dec British Airways direct
01 Dec British Airways direct
28 Dec British Airways direct
12 Dec Vueling Airlines
14 Dec British Airways
14 Dec British Airways direct
20 Dec British Airways direct
12 Dec British Airways direct

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

Skyscanner

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.

Book a cheap hotel in Prague

Cheap car rent in Prague