When to Book Flights from Singapore to London Heathrow
Average price per month
Flight prices as travel date approaches
Top tips for finding a cheap flight
The cheapest flight from Singapore to London Heathrow was found, on average, 81 days before departure.
Book at least 3 weeks before departure in order to get a below-average price.
On average*, there is no price difference when choosing to fly in the morning or the evening on this flight route. *Average of the lowest prices shown in KAYAK’s search results for departures within the next 30 days