Istanbul to Singapore (IST–SIN) — Airlines, Schedules & Connections
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No nonstop flights on this route. connecting options below.
IST–SIN is served by 3 airlines with nonstop service. Turkish Airlines, Aegean Airlines and Singapore Airlines lead the route. The flight covers 5,395 miles in approximately 10h 25m. Beyond nonstop, 50 hubs offer 1-stop connections.
Airline Landscape
| Airline | Freq/wk | Aircraft | Duration | Dep OTP | Alliance | Codeshares |
|---|---|---|---|---|---|---|
| TK Turkish Airlines | 18 | 359, 789 | 10h25-10h45 | – | Star Alliance | – |
| A3 Aegean Airlines | 4 | 359 | 10h30 | – | Star Alliance | – |
| SQ Singapore Airlines | 4 | 359 | 10h30 | – | Star Alliance | – |
Weekly Schedule Pattern
Connection Landscape
Travel Essentials
IST: +03 · SIN: +08
When it's 6:00 PM in Istanbul, it's 11:00 PM in Singapore.
Turkish passport holders enter Singapore visa-free for stays up to 30 days. No advance application is needed. Passport must be valid for at least 6 months beyond the date of entry. A return or onward ticket and proof of sufficient funds may be requested at immigration. From 2025, all visitors must complete an electronic SG Arrival Card up to 3 days before arrival.
Istanbul Metro M11 Gayrettepe–İstanbul Havalimanı line connects the airport to the broader metro network; from Gayrettepe (Mecidiyeköy/Levent area) the journey is about 35 minutes (₺60–70 with Istanbulkart). The line runs roughly 5am to midnight.Havaist express buses serve Taksim, Kadıköy, and other major hubs (₺50–80, 45–90 minutes depending on traffic). Taxis use a meter; expect ₺400–600 from Taksim or Sultanahmet. The airport is 35km northwest of the city; traffic on the O-7 motorway can be severe during peak hours.
MRT from T1/T2/T3 to City Hall takes about 30 minutes (S$2.20–2.50 with EZ-Link card). Trains run from 5:31am to midnight. For Terminal 4, take the free inter-terminal shuttle bus to T2 first.
Taxis from arrivals cost S$20–35 to Orchard or Marina Bay, including airport surcharge (S$5) and possible peak surcharges. Grab is cheaper and very reliable in Singapore. Coach buses serve Johor Bahru (Malaysia) from the airport.
Equatorial climate with no true seasons, hot (26–33°C) and humid year-round. Changi is one of the most reliable airports in Asia for flight operations: thunderstorm cells are intense but brief, typically clearing within 1–2 hours. Most delays are weather-related and short.
Northeast monsoon (November–January) brings the most consistent rain, sometimes for days at a time. Haze from Indonesian forest fires (typically August–October) occasionally reduces visibility and triggers air quality warnings, but rarely grounds flights. Changi's operational efficiency means it handles weather disruptions better than most airports its size.
IST–SIN Quick Facts
Frequently Asked Questions
Flights from IST to SIN
İstanbul Airport (IST) and Singapore Changi Airport (SIN) are connected by nonstop service from Aegean Airlines, Singapore Airlines and Turkish Airlines. With 26 weekly departures, this is a well served route.
IST to SIN Flight Duration and Schedule
Nonstop flight time from IST to SIN ranges from 10 hours 25 minutes to 10 hours 45 minutes. The route covers a distance of 5,395 miles (8,681 km). There are approximately 26 weekly flights outbound and 22 return, totaling 48 flights per week in both directions.
Connecting Options and Alternatives
50 one-stop connections are available, with the fastest taking approximately 12 hours via GYD. Two-stop connections are also available via intermediate hubs.