The cheapest London to Nassau return flight on the radar right now is £561, flying with SWISS + Air Canada via one or more connections. It covers departures in December 2026, and every dated link below opens that exact LHR–NAS search on Skyscanner. The price we usually record on this route is £582. Across 91 recorded checks it has ranged between £524 and £745. Our sampling points to December 2026 as the cheapest month to fly London to Nassau.
Every fare here is re-confirmed against Skyscanner automatically, and each one is stamped with the moment it was last checked, so you can see how fresh it is instead of taking it on trust. Not flying from London? We track 49 other departure cities for Nassau, listed at the foot of this page.
Fares move quickly. If this London to Nassau price has gone by the time you search, shift the dates a day or two either side, because the same route is often still cheap just next door.