Cheap flights from Frankfurt am Main Airport to London from $149

The month of February is, on average, the cheapest month to fly to London Heathrow Airport from Frankfurt am Main Airport, with most prices found around $277. If you aren’t able to travel during the month of February, then book flights to London Heathrow Airport from Frankfurt am Main Airport during August instead. Flights to London Heathrow Airport in August, while not as cheap as those in February, still average around $287.

Our data shows that Thursday is the least expensive day to fly to London Heathrow Airport. Tickets to fly out on this day can be as low as $262. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Frankfurt am Main Airport to London Heathrow Airport for around $903.

In the afternoon is the cheapest time of day to fly from Frankfurt am Main Airport to London Heathrow Airport when you can find flight prices for as low as $215. Flying to London Heathrow Airport in the afternoon is an ideal time because this is during off-peak travel hours. In contrast, the most expensive time of day to depart to London Heathrow Airport is in the evening when prices are around $873.

Fly from Frankfurt am Main to London Heathrow for the best Frankfurt am Main - London Heathrow flight prices

You are more likely to see cheaper flights to London Heathrow Airport from Frankfurt am Main Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around $317 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 Frankfurt am Main Airport for as low as $251 on momondo.

Historically, on average around 14% of flights between Frankfurt am Main and London have experienced a delay on any given week. The average delay length over the past 12 months has been 99 minutes.

Generally, flights departing at night 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. Thursday has historically seen more delays on average compared to the rest of the week.

According to our data, Lufthansa have had the fewest delays on this route over the last 12 months, with about 13% of their flights experiencing any sort of delay.

As of April 2026, 35 flights take off from Frankfurt am Main Airport and land in London Heathrow Airport each day. The most common flight departure time for this route is 12:00, with 39% of daily flights taking off in the afternoon.

The number of flights available between Frankfurt am Main Airport and London Heathrow Airport is 249 per week as of April 2026. The most frequent departure day is Wed, with 17% of weekly flights leaving on this day.