Heathrow (LHR) to Vaclav Havel Prague (PRG).
| Departure | Return | Price |
|---|---|---|
| 06/02/2026 | 06/10/2026 | $51 |
| 06/03/2026 | 06/10/2026 | $51 |
| 06/02/2026 | 06/09/2026 | $54 |
| 06/03/2026 | 06/09/2026 | $54 |
| 05/31/2026 | 06/06/2026 | $60 |
| 05/31/2026 | 06/05/2026 | $63 |
| 05/31/2026 | 06/09/2026 | $63 |
| 06/01/2026 | 06/06/2026 | $63 |
| 06/01/2026 | 06/09/2026 | $63 |
| 06/01/2026 | 06/10/2026 | $64 |
Based on current fares, June is the cheapest month to fly from London to Prague, with average fares around $90 round trip (as low as $51).
May tends to be more expensive, averaging $167.
See the full month-by-month and day-of-week price analysis
Best Time to Fly LHR → PRGDeparture date prices (economy, round trip). Green = cheap, red = expensive.
The cheapest month to fly from London to Prague is June, with average round-trip fares around $90. Fares in June start as low as $51. The most expensive month is May, averaging $167.
A nonstop flight from London to Prague takes approximately 2h.
The cheapest flight from London to Prague currently starts at $51 round trip in economy class.
The average round-trip flight price from London to Prague is $143 in economy class.
The distance is 643 miles (1035 km). with a nonstop flight time of about 2h. The lowest fare currently available is $51 departing in June. The average round-trip fare is $143.
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