London to Singapore is a premier long-haul route covering 10,840km non-stop. Singapore Airlines and British Airways operate direct flights from Heathrow (LHR) to Changi (SIN). Flight time is approximately 13 hours 30 minutes. Direct fares start around €650 return in low season (January-March), rising to €1,400+ during peak summer and Christmas. Indirect options via Middle East hubs can be cheaper but add 4-6 hours travel time. This route is highly competitive with daily departures from both carriers.
Route: London (LHR) → Singapore (SIN)
Distance: 10840 km
Prices by Season
| Season | Low | High |
|---|---|---|
| Jan-Mar | €650 | €900 |
| Apr-Jun | €850 | €1200 |
| Jul-Aug | €1300 | €1800 |
| Sep-Nov | €700 | €1100 |
| Dec | €1400 | €2000 |
Airlines on This Route
- Singapore Airlines: direct, 13h 30m, from €680, 2x daily
- British Airways: direct, 13h 45m, from €650, 1x daily
- Qatar Airways: 1-stop, 17h 00m, from €580, 3x daily
Best Time to Book
Book 3-5 months ahead for cheapest long-haul fares. January and February are the cheapest months to travel. Avoid UK school holidays and Singapore F1 week. Tuesday and Wednesday departures save €50-100 versus weekends. Set price alerts 6 months ahead. Last-minute deals are rare on direct flights.
Luggage Tips
Singapore Airlines: 30kg checked included, 7kg cabin bag. British Airways: 23kg checked included on long-haul Economy, 23kg cabin bag. Basic fares may vary. Both allow one personal item. Excess baggage fees are high, pre-purchase online. Cabin bag dims: SQ 115cm total, BA 56x45x25cm.
Destination Highlights
- Changi Airport: World’s best airport, Jewel waterfall, free city tours for layovers.
- Marina Bay Sands: Iconic skyline, infinity pool, casino, shopping mall.
- Gardens by the Bay: Supertree Grove, Cloud Forest, nightly light show.
- Maxwell Food Centre: Famous hawker centre, Tian Tian Hainanese Chicken Rice.
Airport Transfer Tips
Heathrow: Elizabeth Line to Central London £12.80, 35 min. Piccadilly Line £5.60, 50 min. Taxi £50-80. Changi: MRT to City £2.50, 30 min. Taxi to Marina Bay £25-35, 20 min. Grab app available. Airport shuttle buses €10-15 to major hotels.
Related Pages
- London Heathrow (LHR) Airport Guide 2026
- Singapore Changi (SIN) Airport Guide
- Long-Haul Flight Packing Tips
Frequently Asked Questions
How much are cheap flights from London to Singapore?
Direct flights from London Heathrow to Singapore Changi typically start from €650 return during low season months like January and February. Singapore Airlines and British Airways dominate this route. Indirect flights via Doha or Dubai can be found from €550 but add 5 hours travel time. Peak season December and July exceed €1,500 return. Book 4 months ahead for best rates.
Are there direct flights from London to Singapore?
Yes, both Singapore Airlines and British Airways operate non-stop flights from London Heathrow (LHR) to Singapore Changi (SIN). The flight duration is approximately 13 hours 30 minutes westbound and 13 hours 45 minutes eastbound due to wind patterns. There are multiple daily departures available. This avoids layovers in Middle Eastern hubs like Dubai or Doha which significantly increase total journey time.
When should I book London to Singapore flights?
For the best prices on this long-haul route, book 3 to 5 months in advance. January and February are the cheapest months to travel. Avoid booking during UK school holidays or Singapore peak events like Formula 1. Set price alerts 6 months ahead. Tuesday and Wednesday departures are often €50-100 cheaper than weekend flights. Last-minute deals are rare on direct flights.
What luggage is included on London to Singapore flights?
Singapore Airlines includes 30kg checked baggage and 7kg cabin bag on all economy fares. British Airways long-haul Economy includes 23kg checked baggage and one 23kg cabin bag. Basic fares may have restrictions so check before booking. Both airlines allow one personal item. Excess baggage fees are high, so pre-purchase additional weight online if needed rather than at the airport counter.
How long is the flight from London to Singapore?
The non-stop flight time from London Heathrow to Singapore Changi is approximately 13 hours 30 minutes. This is one of the longest commercial routes in the world. Total travel time including check-in and security should be allocated as 16 hours door-to-door. Indirect flights via Middle East or Europe can take 17 to 20 hours depending on layover duration.
Do I need a visa for Singapore from the UK?
UK citizens do not require a visa for tourist visits to Singapore for stays up to 90 days. You must have a passport valid for at least six months beyond your date of entry. Ensure you complete the SG Arrival Card online within three days before arrival. This is free and mandatory for all travelers including visa-exempt nationals entering Singapore.
Data updated: 2026-03
