Cheap flights from London Heathrow Airport to Mombasa from £408

The cheapest month to fly to Mombasa from London Heathrow Airport is in May. Flight prices, which tend to average around £567, are often lower during this time because this is during the off-season. If you aren’t able to travel to Mombasa during the month of May, then flying in November is also cheap. Prices for this month can be found on momondo for an average of £587.

You are more likely to see cheaper flights to Mombasa from London Heathrow Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Mombasa for around £675 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Mombasa from London Heathrow Airport for as low as £628 on momondo.

You could potentially save up to 10% on your flight if you consider stops on a London Heathrow Airport to Mombasa flight.

As of March 2026, prices for London Heathrow Airport to Mombasa flights are approximately 20% more expensive when compared to flights at the same time last year.

Etihad Airways is the most popular carrier operating from London Heathrow to Mombasa Moi Intl

Ethiopian Air, Kenya Airways and RwandAir are the top three most popular airlines that fly to Mombasa from London Heathrow Airport according to our data. Ethiopian Air is the first choice among our users, with 44% of people opting to fly with this airline when travelling to Mombasa. Keep in mind that there are 9 different airlines that fly to Mombasa on a routine basis, so you have a few additional options to choose from.

Addis Ababa (ADD) was the most common stop: 55% of momondo users choosing one-stop flights on this route connected there.

Flights via Nairobi (NBO) offer the lowest average return price of £797.

Flights connecting via Nairobi (NBO) have the shortest average one-way travel time: 12h 50m.

Frankfurt am Main (FRA) has the shortest average stopover time for this route: 2h 40m.