Cheap flights from London Heathrow Airport to Zanzibar from £273

The cheapest month to fly to Zanzibar from London Heathrow Airport is in May. Flight prices, which tend to average around £624, are often lower during this time because this is during the off-season. If you aren’t able to travel to Zanzibar during the month of May, then flying in April is also cheap. Prices for this month can be found on momondo for an average of £628.

You are more likely to see cheaper flights to Zanzibar from London Heathrow Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Zanzibar for around £733 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Zanzibar from London Heathrow Airport for as low as £656 on momondo.

You could potentially save up to 22% on your flight if you consider stops on a London Heathrow Airport to Zanzibar flight.

As of March 2026, prices for London Heathrow Airport to Zanzibar flights are approximately 2% more expensive when compared to flights at the same time last year.

Kenya Airways is the most popular carrier operating from London Heathrow to Zanzibar Intl

Ethiopian Air, Turkish Airlines and Kenya Airways are the top three most popular airlines that fly to Zanzibar from London Heathrow Airport according to our data. Ethiopian Air is the first choice among our users, with 35% of people opting to fly with this airline when travelling to Zanzibar. Keep in mind that there are 14 different airlines that fly to Zanzibar on a routine basis, so you have a few additional options to choose from.

Nairobi (NBO) was the most common stop: 36% of momondo users choosing one-stop flights on this route connected there.

Flights via Kigali (KGL) offer the lowest average return price of £654.

Flights connecting via Paris (CDG) have the shortest average one-way travel time: 11h 55m.

Zurich (ZRH) has the shortest average stopover time for this route: 0h 48m.