Cheap flights from London Heathrow Airport to Prague from C$ 121

If you are unable to visit Prague during the month of February, then departing from London Heathrow Airport during the month January is also very affordable. Most momondo users find prices during this month for around C$ 257.

The cheapest day to depart on your flight to Prague is on a Monday when prices can be found for as low as C$ 88. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around C$ 199. These prices are subject to change though, so be sure to set up a Price Alert for flights to Prague.

In the morning is the cheapest time of day to fly from London Heathrow Airport to Prague when you can find flight prices for as low as C$ 173. Flying to Prague in the morning is an ideal time because this is during off-peak travel hours. In contrast, the most expensive time of day to depart to Prague is in the afternoon when prices are around C$ 313.

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

You are more likely to see cheaper flights to Prague from London Heathrow Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Prague for around C$ 338 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Prague from London Heathrow Airport for as low as C$ 260 on momondo.

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

You could potentially save up to 35% on your flight if you consider stops on a London Heathrow Airport to Prague flight.

As of June 2026, prices for London Heathrow Airport to Prague flights are approximately 29% more expensive when compared to flights at the same time last year.

Historically, on average around 17% 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 102 minutes.

Generally, flights departing in the morning tend to experience fewer delays. Flights departing in the early afternoon 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, British Airways has had the least delays on this route over the last 12 months, with about 17% of their flights experiencing any sort of delay.

4 flights are operational daily from London Heathrow Airport to Prague as of June 2026. The most popular departure time for this route is 10:00a.m., with 37% of flights per day taking off at noon.

33 flights are operational weekly from London Heathrow Airport to Prague as of June 2026. The most popular departure day for this route is Mon, with 45% of flights per week taking off on this day.