Cheap flights from Paris to London from €34

In general, January is the cheapest month to fly from Paris to London. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around €75. If you are unable to visit London during the month of January, then departing from Paris during the month March is also very affordable. Most momondo users find prices during this month for around €76.

Our data shows that Thursday is the least expensive day to fly to London. Tickets to fly out on this day can be as low as €59. When flying out on a Tuesday, the most expensive travel day of the week, you can expect to see flight prices from Paris to London for around €1,121.

Fly from Paris Charles de Gaulle to London Gatwick for the best Paris - London flight prices

You are more likely to see cheaper flights to London from Paris when booking weeks ahead of your departure date. In general, you can expect to find flights to London for around €160 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London from Paris for as low as €134 on momondo.

There is only 1 cabin class available to choose from on Paris to London flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

As of March 2026, prices for Paris to London flights are approximately 41% more expensive when compared to flights at the same time last year.

Historically, on average around 18% of flights between Paris and London have experienced a delay on any given week. The average delay length over the past 12 months has been 103 minutes.

Generally, flights departing in the early afternoon tend to experience fewer delays. Flights departing at night 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, Vueling have had the fewest delays on this route over the last 12 months, with about 6% of their flights experiencing any sort of delay.

The number of flights available between Paris and London is 57 per day as of March 2026. The most frequent departure time is 07:00, with 44% of daily flights leaving at midday.

As of March 2026, 403 flights take off from Paris and land in London each week. The most common flight departure day for this route is Thu, with 21% of weekly flights taking off on this day.