Cheap flights from London to the Czech Republic from £15

The month of June is, on average, the cheapest month to fly to Czech Republic from London, with most prices found around £42. If you aren’t able to travel during the month of June, then book flights to Czech Republic from London during September instead. Flights to Czech Republic in September, while not as cheap as those in June, still average around £70.

On average, the least expensive day to fly to Czech Republic from London is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as £155. However, this price may fluctuate depending on the airline, the season, and holidays. The most expensive day to fly to Czech Republic is Friday, with ticket prices averaging around £200.

Flying to Czech Republic from London in the evening is the least expensive time of day to depart. momondo users have found prices as low as £167 when looking at flights departing in the evening. In contrast, the most expensive time of day to depart to Czech Republic is at midday when prices are around £204.

Fly from London Stansted to Ostrava Mosnov for the best London - Czech Republic flight prices

You are more likely to see cheaper flights to Czech Republic from London when booking weeks ahead of your departure date. In general, you can expect to find flights to Czech Republic for around £172 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Czech Republic from London for as low as £128 on momondo.

There are 2 cabin classes available to choose from on London to Czech Republic flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Ryanair, Wizz Air, and easyJet are the most popular carriers operating from London to Czech Republic

Wizz Air, British Airways and Ryanair are the top three most popular airlines that fly to Czech Republic from London according to our data. Wizz Air is the first choice among our users, with 43% of people opting to fly with this airline when travelling to Czech Republic. Keep in mind that there are 9 different airlines that fly to Czech Republic on a routine basis, so you have a few additional options to choose from.

Historically, on average around 17% of flights between London and Czech Republic have experienced a delay on any given week. The average delay length over the past 12 months has been 110 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 15% of their flights experiencing any sort of delay.

As of March 2026, 8 flights take off from London and land in Czech Republic each day. The most common flight departure time for this route is 07:00, with 43% of daily flights taking off at midday.

The number of flights available between London and Czech Republic is 61 per week as of March 2026. The most frequent departure day is Wed, with 30% of weekly flights leaving on this day.