Cheap flights from the Czech Republic to London from £34

The cheapest month to fly to London Gatwick Airport from Czech Republic is in September. Flight prices, which tend to average around £61, are often lower during this time because this is during the off-season. If you don’t want to visit London Gatwick Airport in September, then you should wait until January to fly from Czech Republic, when ticket prices are also cheap, with an average price of £73.

According to our data, Wednesday is the cheapest day to fly to London Gatwick Airport from Czech Republic. The lowest ticket price found for a Wednesday departure recently was £73. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Flights from Czech Republic to London Gatwick Airport on a Saturday will generally be more expensive and average around £123. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

Our data shows that the cheapest Czech Republic to London Gatwick Airport flights are usually those with departure times in the evening. Our users have found flights to London Gatwick Airport in the evening for as low as £90. In contrast, the most expensive time of day to depart to London Gatwick Airport is at midday when prices are around £143.

Fly from Václav Havel Prague to London Gatwick for the best Czech Republic - London Gatwick flight prices

Historically, on average around 25% of flights between Czech Republic and London have experienced a delay on any given week. The average delay length over the past 12 months has been 124 minutes.

Generally, flights departing in the morning tend to experience fewer delays. Flights departing at night have, in the past, seen delays more frequently in comparison.

Saturday is statistically the day of the week that experiences the fewest delays on this flight route. Thursday has historically seen more delays on average compared to the rest of the week.

According to our data, Wizz Air have had the fewest delays on this route over the last 12 months, with about 20% of their flights experiencing any sort of delay.

As of September 2026, 4 flights take off from Czech Republic and land in London Gatwick Airport each week. The most common flight departure day for this route is Thu, with 75% of weekly flights taking off on this day.

On average, it takes 2h to fly from Czech Republic to London Gatwick Airport if you fly out of Prague (the most popular airport in Czech Republic) and into London Heathrow Airport (the most popular airport in London Gatwick Airport). If you’re flying out of Ostrava and into London Heathrow Airport, then the flight time is around 8h 15m.