
Popular airlines from Heathrow Airport (LHR) to Changi Airport (SIN)
- Qantas Airways
Qantas Airways
- British Airways
British Airways
- Etihad Airways
Etihad Airways
- Singapore Airlines
Singapore Airlines
- Air France
Air France
- Air India
Air India
- Malaysia Airlines
Malaysia Airlines
- Plan, book, fly with confidence
trending down icon Be in the knowGet alerts if flight prices drop or rise*bex rewards loyalty icon Book smarterSave up to 25% on select hotels after you book a flight*payments icon
Cheap Flights from London (LHR) to Singapore (SIN)
Prices were available within the past 7 days and start at £296 for one-way flights and £427 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.







Find the cheapest month to fly from London (LHR) to Singapore (SIN)
March is typically the cheapest month to fly
Graph displaying average flight prices per month
Origin airport | Heathrow |
Destination airport | Changi |
Airlines serving | Air China, Air France, Air India, British Airways, Cathay Pacific, China Southern Airlines, Emirates, Etihad Airways, Finnair, Gulf Air, KLM, Lufthansa, Malaysia Airlines, Qantas Airways, Qatar Airways, Singapore Airlines, SriLankan Airlines, Swiss International Air Lines, Thai Airways International, Turkish Airlines |
Return price | £427 |
Distance | 10817 km |
Average flight time | 20 hours 18 mins |
Compare flights from London to Singapore easily and book with confidence
For travelling on business or for pleasure, Expedia makes it easy to book your flights from London to Singapore. Operating between them 37 flights per day, 20 airlines cover the route. And American Airlines, Air Canada, Fiji Airways, Virgin Australia, Air New Zealand, Avianca, Qantas, SAS, Iberia, Garuda Indonesia, Malaysia Airlines, TAP Air Portugal, Singapore Airlines, British Airways fly direct, getting you to Changi in just 13hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Heathrow to Changi.
To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights.
Grab a great deal on your flight from Heathrow (LHR) to Changi (SIN)
The easiest way to view the best deals on flights from London to Singapore today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Heathrow to Changi start at just £427 and range up to £515.
To find an even better deal, try
- being flexible on your dates – midweek flights can be cheaper
- looking for other airports near London and Singapore
- booking your flight during September, the cheapest month on this route
- varying your flight times – early morning and late at night are sometimes cheaper
Why you should book your London to Singapore flight with Expedia!
We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Heathrow to Changi for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.
Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.
Frequently asked questions
Explore a world of travel with Expedia
- Trending Routes
- Trending Flights
- Top Flights Destinations
- Related Airlines
- Nearby Airports
- Cheap Flights from Other Airports
- Expedia's Latest Trends
Top Routes to Singapore
- Kuala Lumpur to Singapore (KUL - SIN)
- Bangkok to Singapore (BKK - SIN)
- Denpasar to Singapore (DPS - SIN)
- Manila to Singapore (MNL - SIN)
- Edinburgh to Singapore (EDI - SIN)
- Istanbul to Singapore (IST - SIN)
- Dublin to Singapore (DUB - SIN)
- Birmingham to Singapore (BHX - SIN)
- Abu Dhabi to Singapore (AUH - SIN)
- Newcastle to Singapore (NCL - SIN)
- Colombo to Singapore (CMB - SIN)
- Subang to Singapore (SZB - SIN)