The cheapest round-trip from Lisbon to Prague is about 142 EUR, usually in January 2027; June 2026 is priciest, so booking the low month saves around 99 EUR (~41%). Typical fare ~171 EUR, from 151 priced fares. Flightmussy live data, updated 2026-06-13.
Cheap flights from Lisbon (LIS) to Prague (PRG). Free, no signup, no ads, no tracking. Compare every airline across 12 months of fares on one heatmap — including low-cost carriers Google Flights often deprioritises.
Cheapest round-trip seen: 142 EUR, usually around January 2027. Typical fare ~171 EUR. Across the year prices range roughly 142–241 EUR — about 41% cheaper in the low season than the peak (June 2026). Carriers on this route include easyJet, Air France, Lufthansa, Tap Air Portugal.
Based on Flightmussy's live 12-month fare data; prices last updated 2026-06-13. Prices change constantly — search live for current fares.
The lowest round-trip fare we found for each month over the coming year — low season versus peak at a glance. January 2027 is cheapest; June 2026 is priciest.
| Jun 2026 | 241 EUR | |
|---|---|---|
| Jul 2026 | 219 EUR | |
| Aug 2026 | 205 EUR | |
| Nov 2026 | 161 EUR | |
| Dec 2026 | 171 EUR | |
| Jan 2027 | 142 EUR | |
| Feb 2027 | 163 EUR |
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