Cheap flights from France to London from £40

In general, February is the cheapest month to fly from France to London Heathrow Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £114. The month of January is another great option to travel to London Heathrow Airport, with average flight prices from France averaging around £118.

On average, the least expensive day to fly to London Heathrow Airport from France is on a Saturday. momondo users have found tickets for Saturday departures for as low as £146. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Monday as prices are generally higher than usual. According to our data, the average ticket price to London Heathrow Airport on Monday is £201.

According to our data, the cheapest time of day to fly to London Heathrow Airport is at midday. momondo users have found flights departing from France to London Heathrow Airport at midday for as low as £150. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are £213 on average. Flights to London Heathrow Airport from France in the morning are generally more expensive because this time of day is more convenient for travellers’ schedules.

Fly from Paris Orly to London Heathrow for the best France - London Heathrow flight prices

You are more likely to see cheaper flights to London Heathrow Airport from France when booking weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around £140 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from France for as low as £117 on momondo.

Vueling, British Airways, and KLM are the most popular carriers operating from France to London Heathrow

British Airways, Air France and Vueling are the top three most popular airlines that fly to London Heathrow Airport from France according to our data. British Airways is the first choice among our users, with 57% of people opting to fly with this airline when travelling to London Heathrow Airport. Keep in mind that there are 4 different airlines that fly to London Heathrow Airport on a routine basis, so you have a few additional options to choose from.

Historically, on average around 16% of flights between France and London have experienced a delay on any given week. The average delay length over the past 12 months has been 111 minutes.

Generally, flights departing in the morning 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. Sunday has historically seen more delays on average compared to the rest of the week.

According to our data, British Airways have had the fewest delays on this route over the last 12 months, with about 17% of their flights experiencing any sort of delay.

The number of flights available between France and London Heathrow Airport is 59 per day as of May 2026. The most frequent departure time is 09:00, with 43% of daily flights leaving at midday.

418 flights are operational weekly from France to London Heathrow Airport as of May 2026. The most popular departure day for this route is Tue, with 25% of flights per week taking off on this day.