Cheap flights from London to Singapore from C$ 577

In general, January is the cheapest month to fly from London to Singapore. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around C$ 1,145. If you are unable to visit Singapore during the month of January, then departing from London during the month May is also very affordable. Most momondo users find prices during this month for around C$ 1,164.

Our most recent data shows that the best time of day to fly to Singapore is in the morning. Flights from London to Singapore during this time can be as low as C$ 1,207. In contrast, the most expensive time of day to depart to Singapore is in the evening when prices are around C$ 1,711.

Fly from London Heathrow to Singapore Changi for the best London - Singapore Changi flight prices

You are more likely to see cheaper flights to Singapore from London when booking weeks ahead of your departure date. In general, you can expect to find flights to Singapore for around C$ 1,318 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Singapore from London for as low as C$ 1,145 on momondo.

There are 3 cabin classes available to choose from on London to Singapore flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

You could potentially save up to 51% on your flight if you consider stops on a London to Singapore flight.

Historically, on average around 11% of flights between London and Singapore have experienced a delay on any given week. The average delay length over the past 12 months has been 116 minutes.

Generally, flights departing in the early afternoon tend to experience fewer delays. Flights departing in the evening have, in the past, seen delays more frequently in comparison.

Tuesday is statistically the day of the week that experiences the fewest delays on this flight route. Thursday has historically seen more delays on average compared to the rest of the week.

According to our data, Qantas Airways has had the least delays on this route over the last 12 months, with about 9% of their flights experiencing any sort of delay.

Shenzhen (SZX) was the most common stop: 50% of momondo users choosing one-stop flights on this route connected there.

Flights via Shenzhen (SZX) offer the lowest average round-trip price of C$ 2,250.

Flights connecting via Bangkok (BKK) have the shortest average one-way travel time: 16h 45m.

Bangkok (BKK) has the shortest average layover time for this route: 3h 23m.

As of October 2026, 39 flights take off from London and land in Singapore each day. The most common flight departure time for this route is 8:00p.m., with 57% of daily flights taking off in the evening.

275 flights are operational weekly from London to Singapore as of October 2026. The most popular departure day for this route is Mon, with 15% of flights per week taking off on this day.