Cheap flights from London to Prague from £40

The month of January is, on average, the cheapest month to fly to Prague from London, with most prices found around £84. If you aren’t able to travel during the month of January, then book flights to Prague from London during September instead. Flights to Prague in September, while not as cheap as those in January, still average around £85.

The cheapest day to depart on your flight to Prague is on a Monday when prices can be found for as low as £102. This is often the case because there is less demand to fly during this day of the week. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from London to Prague for around £147.

The cheapest time of day to fly to Prague is at midday when flights can be purchased for as low as £115. In the evening is when there is more demand to fly to Prague, so prices are often more expensive at around £160 per ticket.

Fly from London Stansted to Václav Havel Prague for the best London - Václav Havel Prague flight prices

You are more likely to see cheaper flights to Prague from London when booking weeks ahead of your departure date. In general, you can expect to find flights to Prague for around £179 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Prague from London for as low as £129 on momondo.

There are 4 cabin classes available to choose from on London to Prague flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

No. A direct flight is the cheapest option for a flight between London to Prague.

As of August 2026, prices for London to Prague flights are approximately 20% cheaper when compared to flights at the same time last year.

Wizz Air, Ryanair, and easyJet are the most popular carriers operating from London to Václav Havel Prague

Wizz Air, British Airways and Ryanair are the top three most popular airlines that fly to Prague from London according to our data. Wizz Air is the first choice among our users, with 37% of people opting to fly with this airline when travelling to Prague. Keep in mind that there are 7 different airlines that fly to Prague on a routine basis, so you have a few additional options to choose from.

Historically, on average around 18% of flights between London and Prague have experienced a delay on any given week. The average delay length over the past 12 months has been 113 minutes.

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

Tuesday is statistically the day of the week that experiences the fewest delays on this flight route. Friday 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 14% of their flights experiencing any sort of delay.

6 flights are operational daily from London to Prague as of August 2026. The most popular departure time for this route is 10:00, with 42% of flights per day taking off in the afternoon.

The number of flights available between London and Prague is 47 per week as of August 2026. The most frequent departure day is Thu, with 49% of weekly flights leaving on this day.