--- title: "Istanbul (IST) to Singapore (SIN) flights: who flies it" description: "Turkish Airlines and Singapore Airlines fly nonstop from IST to SIN, about 27 flights a week, scheduled at 10h 25m to 11h. Award space by date on 2LNR, next 14 days free." canonical: "https://2lnr.com/routes/ist-sin" url: "https://2lnr.com/routes/ist-sin.md" date_modified: "2026-10-18T05:10:47Z" --- # Istanbul to Singapore (IST-SIN): nonstop flights and award space Turkish Airlines and Singapore Airlines fly nonstop between Istanbul (IST) and Singapore (SIN), roughly 27 times a week. The timetable below shows the nonstop scheduled at 10h 25m to 11h for the 5,386 miles. 2LNR tracks award seats on Turkish Airlines and Singapore Airlines across every IST to SIN date, so you can see whether a seat exists before you move points. Schedule last confirmed October 18, 2026. Departure times come from 2LNR's schedule data; confirm with the airline before you book. Updated October 24, 2026. See IST to SIN on the interactive map [Get started free](https://2lnr.com/login) 27 Flights a week, 4-week average 10h 25m to 11h Scheduled flight time 5,386 mi Nonstop distance Free To get started ## Istanbul to Singapore flight schedule Scheduled nonstop departures for IST to SIN starting October 23, 2026, last checked against our schedule feed on October 18, 2026. Airlines retime and cancel flights, so confirm with the airline before you book. Scheduled nonstop departures from Istanbul (IST) to Singapore (SIN) | Date | Flight | Airline | Departs IST | Arrives SIN | Duration | Aircraft | | :--- | :--- | :--- | :--- | :--- | :--- | :--- | | Fri, Oct 23 | TK 54 | Turkish Airlines | 01:55 | 17:55 | 11h | [Airbus A350-900](https://2lnr.com/seatmaps/tk/a350-900.md) | | Fri, Oct 23 | SQ 391 | Singapore Airlines | 13:10 | 04:55 | 10h 45m | [Airbus A350-900](https://2lnr.com/seatmaps/sq/a350-900.md) | | Fri, Oct 23 | TK 168 | Turkish Airlines | 17:00 | 08:45 | 10h 45m | Airbus A350-900 | | Fri, Oct 23 | TK 208 | Turkish Airlines | 17:50 | 09:30 | 10h 40m | Airbus A350-900 | | Fri, Oct 23 | TK 518 | Turkish Airlines | 19:20 | 11:10 | 10h 50m | Airbus A350-900 | | Sat, Oct 24 | TK 54 | Turkish Airlines | 01:55 | 17:55 | 11h | Airbus A350-900 | | Sat, Oct 24 | TK 208 | Turkish Airlines | 17:05 | 08:45 | 10h 40m | Airbus A350-900 | | Sun, Oct 25 | TK 54 | Turkish Airlines | 01:55 | 17:55 | 11h | Airbus A350-900 | | Sun, Oct 25 | TK 168 | Turkish Airlines | 17:20 | 08:45 | 10h 25m | Airbus A350-900 | | Sun, Oct 25 | TK 208 | Turkish Airlines | 18:35 | 10:00 | 10h 25m | Airbus A350-900 | | Mon, Oct 26 | TK 54 | Turkish Airlines | 01:50 | 17:40 | 10h 50m | Airbus A350-900 | | Mon, Oct 26 | SQ 391 | Singapore Airlines | 13:15 | 04:45 | 10h 30m | Airbus A350-900 | | Mon, Oct 26 | TK 22 | Turkish Airlines | 15:20 | 06:50 | 10h 30m | Airbus A350-900 | | Mon, Oct 26 | TK 208 | Turkish Airlines | 17:15 | 08:45 | 10h 30m | Airbus A350-900 | | Tue, Oct 27 | TK 54 | Turkish Airlines | 01:55 | 17:55 | 11h | Airbus A350-900 | | Tue, Oct 27 | TK 168 | Turkish Airlines | 17:20 | 08:45 | 10h 25m | Airbus A350-900 | | Tue, Oct 27 | TK 208 | Turkish Airlines | 18:35 | 10:00 | 10h 25m | Airbus A350-900 | | Wed, Oct 28 | TK 54 | Turkish Airlines | 01:55 | 17:55 | 11h | Airbus A350-900 | | Wed, Oct 28 | SQ 391 | Singapore Airlines | 13:15 | 04:45 | 10h 30m | Airbus A350-900 | | Wed, Oct 28 | TK 22 | Turkish Airlines | 15:20 | 06:50 | 10h 30m | Airbus A350-900 | | Wed, Oct 28 | TK 208 | Turkish Airlines | 17:15 | 08:45 | 10h 30m | Airbus A350-900 | | Thu, Oct 29 | TK 54 | Turkish Airlines | 01:55 | 17:55 | 11h | Airbus A350-900 | | Thu, Oct 29 | TK 22 | Turkish Airlines | 15:20 | 06:50 | 10h 30m | Airbus A350-900 | | Thu, Oct 29 | TK 168 | Turkish Airlines | 17:20 | 08:45 | 10h 25m | Airbus A350-900 | | Thu, Oct 29 | TK 208 | Turkish Airlines | 18:35 | 10:00 | 10h 25m | Airbus A350-900 | Showing all 25 scheduled IST to SIN departures across 7 days with service, starting October 23, 2026. Later dates are on the interactive map. Departure and arrival times are local at their own airport, so an arrival can fall on a different local date than the departure; the duration column is the true elapsed flying time. A dash means the airline hasn't filed that value in the schedule data we hold. Aircraft are the equipment the airline filed, named where the code pins down one type and shown as the family or the bare code where it doesn't. Swaps can happen up to departure. See every IST to SIN date on the interactive map ## Aircraft on the Istanbul to Singapore nonstop In the schedule table on this page, Turkish Airlines flies the [Airbus A350-900](https://2lnr.com/seatmaps/tk/a350-900.md), and Singapore Airlines flies the [Airbus A350-900](https://2lnr.com/seatmaps/sq/a350-900.md). Each linked aircraft page shows where that airline schedules it. Airlines can swap aircraft up to departure. ## Award seats on IST to SIN departures 2LNR tracks award seats on Turkish Airlines and Singapore Airlines, date by date. Open the calendar for Istanbul to Singapore to see whether a seat exists before you move points, the next 14 days free on every product and the full horizon on Pro. In the 7 days to October 19, 2026, 2LNR checked award space on Istanbul to Singapore departures from October 19 to November 1. Turkish Airlines had space open on 5 of 14 dates checked and Singapore Airlines on 3 of 6. ### See real availability Award seats by date on the IST to SIN departures 2LNR tracks, checked against live inventory so you know what's open before you book. ### Set an alert Premium inventory turns over fast. Watch this route on Pro and 2LNR notifies you when space appears on a date you're tracking. ### Plan on the map See IST to SIN on the interactive route map, with schedules, connections, and route statistics. ## Airlines flying Istanbul to Singapore nonstop Carriers operating IST to SIN nonstop in the current schedule. Where 2LNR tracks the carrier, its departures show award space by date. - [Turkish Airlines (TK) route map](https://2lnr.com/routes/airlines/tk.md)\ [The aircraft TK flies](https://2lnr.com/seatmaps/tk.md) - [Singapore Airlines (SQ) route map](https://2lnr.com/routes/airlines/sq.md)\ [The aircraft SQ flies](https://2lnr.com/seatmaps/sq.md) See IST to SIN on the interactive map → ## Frequently asked questions about IST to SIN **How long is the flight from Istanbul (IST) to Singapore (SIN)?** Scheduled flight times from Istanbul (IST) to Singapore (SIN) run from 10h 25m to 11h across the departures in the schedule table on this page. The nonstop covers about 5,386 miles, and airlines adjust scheduled times by season, so confirm with the airline before you book. **Which airlines fly nonstop from IST to SIN?** Turkish Airlines and Singapore Airlines fly IST to SIN nonstop. 2LNR tracks award seats on Turkish Airlines and Singapore Airlines. **How many flights a week are there from IST to SIN?** About 27 nonstop flights a week run between Istanbul (IST) and Singapore (SIN) in the current schedule, operated by Turkish Airlines and Singapore Airlines. Frequency shifts by season, and the schedule table on this page shows what is scheduled next. **What time do flights from IST to SIN depart?** Scheduled IST to SIN nonstops in the next 7 days with service leave between 01:50 and 19:20, local time at Istanbul. The schedule table on this page lists every departure by date, with its arrival time and aircraft. **Which flights operate IST to SIN nonstop?** In the schedule table on this page, IST to SIN nonstops fly as TK 22, TK 54, TK 168, TK 208, and TK 518 on Turkish Airlines, and SQ 391 on Singapore Airlines. The table lists each departure by date with its times and aircraft. **How do I check award availability on IST to SIN?** Open the IST to SIN route on the interactive map or the matrix to see award seats by date on Turkish Airlines and Singapore Airlines, the next 14 days free and the full horizon on Pro. On Pro you can also set an alert on the route and 2LNR notifies you when space opens. Flying the other way? See [SIN to IST nonstop flights and award space](https://2lnr.com/routes/sin-ist.md). Award seats rather than schedules? See [Turkish Airlines award availability](https://2lnr.com/awards/tk.md) or [Singapore Airlines award availability](https://2lnr.com/awards/sq.md). Looking beyond this route? See [every route from Istanbul (IST)](https://2lnr.com/routes/ist.md), or [every route from Singapore (SIN)](https://2lnr.com/routes/sin.md). - [How to plan an upgrade by route](https://2lnr.com/guides/upgrade-strategy.md) - [How to read award availability by date](https://2lnr.com/guides/award-availability.md) ## See IST to SIN award space by date See what's open by date on this route, the next 14 days free on every product and the full horizon on Pro. [Get started free](https://2lnr.com/login)