Cheap flights from London Heathrow Airport to Zanzibar from £257

The cheapest month to fly to Zanzibar from London Heathrow Airport is in March. Flight prices, which tend to average around £677, 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 March, then flying in April is also cheap. Prices for this month can be found on momondo for an average of £686.

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 £788 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 £731 on momondo.

You could potentially save up to 11% on your flight if you consider stops on a London Heathrow Airport to Zanzibar flight.

As of October 2026, prices for London Heathrow Airport to Zanzibar flights are approximately 5% more expensive when compared to flights at the same time last year.

Oman Air is the most popular carrier operating from London Heathrow to Zanzibar Intl

Ethiopian Air, Qatar Airways 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 38% of people opting to fly with this airline when travelling to Zanzibar. Keep in mind that there are 12 different airlines that fly to Zanzibar on a routine basis, so you have a few additional options to choose from.

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

Flights via Cairo (CAI) offer the lowest average return price of £667.

Flights connecting via Addis Ababa (ADD) have the shortest average one-way travel time: 12h 15m.

Doha (DOH) has the shortest average stopover time for this route: 2h 13m.