--- title: "Kolkata (CCU) to Singapore (SIN) flights: who flies it" description: "Singapore Airlines and IndiGo fly nonstop from CCU to SIN, about 13 flights a week, scheduled at 4h 5m to 4h 30m. See award seats by date on 2LNR, the next 14 days free." canonical: "https://2lnr.com/routes/ccu-sin" url: "https://2lnr.com/routes/ccu-sin.md" date_modified: "2026-10-18T05:10:47Z" --- # Kolkata to Singapore (CCU-SIN): nonstop flights and award space Singapore Airlines and IndiGo fly the CCU to SIN nonstop about 13 times a week. The timetable below shows the nonstop scheduled at 4h 5m to 4h 30m for the 1,803 miles. 2LNR tracks award seats on Singapore Airlines across every CCU 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 23, 2026. See CCU to SIN on the interactive map [Get started free](https://2lnr.com/login) 13 Flights a week, 4-week average 4h 5m to 4h 30m Scheduled flight time 1,803 mi Nonstop distance Free To get started ## Kolkata to Singapore flight schedule Scheduled nonstop departures for CCU 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 Kolkata (CCU) to Singapore (SIN) | Date | Flight | Airline | Departs CCU | Arrives SIN | Duration | Aircraft | | :--- | :--- | :--- | :--- | :--- | :--- | :--- | | Fri, Oct 23 | 6E 1015 | IndiGo | 02:05 | 09:00 | 4h 25m | [Airbus A320neo](https://2lnr.com/seatmaps/6e/a320neo.md) | | Fri, Oct 23 | SQ 517 | Singapore Airlines | 23:30 | 06:30 | 4h 30m | [Boeing 737 MAX 8](https://2lnr.com/seatmaps/sq/737-max-8.md) | | Sat, Oct 24 | 6E 1015 | IndiGo | 02:05 | 09:00 | 4h 25m | Airbus A320neo | | Sat, Oct 24 | SQ 517 | Singapore Airlines | 23:30 | 06:30 | 4h 30m | Boeing 737 MAX 8 | | Sun, Oct 25 | 6E 9363 | IndiGo | 02:15 | 09:05 | 4h 20m | Airbus A320neo | | Sun, Oct 25 | SQ 517 | Singapore Airlines | 23:40 | 06:15 | 4h 5m | [Airbus A350-900](https://2lnr.com/seatmaps/sq/a350-900.md) | | Mon, Oct 26 | 6E 1378 | IndiGo | 02:15 | 09:05 | 4h 20m | Airbus A320neo | | Mon, Oct 26 | SQ 517 | Singapore Airlines | 23:40 | 06:15 | 4h 5m | Airbus A350-900 | | Tue, Oct 27 | 6E 1378 | IndiGo | 02:15 | 09:05 | 4h 20m | Airbus A320neo | | Tue, Oct 27 | SQ 517 | Singapore Airlines | 23:20 | 06:15 | 4h 25m | Boeing 737 MAX 8 | | Wed, Oct 28 | SQ 517 | Singapore Airlines | 23:40 | 06:15 | 4h 5m | Airbus A350-900 | | Thu, Oct 29 | 6E 1378 | IndiGo | 02:15 | 09:05 | 4h 20m | Airbus A320neo | | Thu, Oct 29 | SQ 517 | Singapore Airlines | 23:20 | 06:15 | 4h 25m | Boeing 737 MAX 8 | Showing all 13 scheduled CCU 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 CCU to SIN date on the interactive map ## Aircraft on the Kolkata to Singapore nonstop In the schedule table on this page, Singapore Airlines flies the [Boeing 737 MAX 8](https://2lnr.com/seatmaps/sq/737-max-8.md) and the [Airbus A350-900](https://2lnr.com/seatmaps/sq/a350-900.md), and IndiGo flies the [Airbus A320neo](https://2lnr.com/seatmaps/6e/a320neo.md). Each linked aircraft page shows where that airline schedules it. Airlines can swap aircraft up to departure. ## Award seats on CCU to SIN departures 2LNR tracks award seats on Singapore Airlines, date by date. Open the calendar for Kolkata 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. Singapore Airlines award space was open on 3 of the 5 Kolkata to Singapore departure dates from October 19 to November 1 that 2LNR checked in the 7 days to October 19, 2026. ### See real availability Award seats by date on the CCU 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 CCU to SIN on the interactive route map, with schedules, connections, and route statistics. ## Airlines flying Kolkata to Singapore nonstop Carriers operating CCU to SIN nonstop in the current schedule. Where 2LNR tracks the carrier, its departures show award space by date. - [Singapore Airlines (SQ) route map](https://2lnr.com/routes/airlines/sq.md)\ [The aircraft SQ flies](https://2lnr.com/seatmaps/sq.md) - [IndiGo (6E) route map](https://2lnr.com/routes/airlines/6e.md)\ [The aircraft 6E flies](https://2lnr.com/seatmaps/6e.md) See CCU to SIN on the interactive map → ## Frequently asked questions about CCU to SIN **How long is the flight from Kolkata (CCU) to Singapore (SIN)?** Scheduled flight times from Kolkata (CCU) to Singapore (SIN) run from 4h 5m to 4h 30m across the departures in the schedule table on this page. The nonstop covers about 1,803 miles, and airlines adjust scheduled times by season, so confirm with the airline before you book. **Which airlines fly nonstop from CCU to SIN?** Singapore Airlines and IndiGo fly CCU to SIN nonstop. 2LNR tracks award seats on Singapore Airlines. **How many flights a week are there from CCU to SIN?** About 13 nonstop flights a week run between Kolkata (CCU) and Singapore (SIN) in the current schedule, operated by Singapore Airlines and IndiGo. Frequency shifts by season, and the schedule table on this page shows what is scheduled next. **What time do flights from CCU to SIN depart?** Scheduled CCU to SIN nonstops in the next 7 days with service leave between 02:05 and 23:40, local time at Kolkata. The schedule table on this page lists every departure by date, with its arrival time and aircraft. **Which flights operate CCU to SIN nonstop?** In the schedule table on this page, CCU to SIN nonstops fly as SQ 517 on Singapore Airlines, and 6E 1015, 6E 1378, and 6E 9363 on IndiGo. The table lists each departure by date with its times and aircraft. **How do I check award availability on CCU to SIN?** Open the CCU to SIN route on the interactive map or the matrix to see award seats by date on 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 CCU nonstop flights and award space](https://2lnr.com/routes/sin-ccu.md). Award seats rather than schedules? See [Singapore Airlines award availability](https://2lnr.com/awards/sq.md). Looking beyond this route? See [every route from Kolkata (CCU)](https://2lnr.com/routes/ccu.md), or [every route from Singapore (SIN)](https://2lnr.com/routes/sin.md). Nonstops to Singapore (SIN) from other airports within 150 miles of Kolkata (CCU): - [Dhaka (DAC) to Singapore (SIN)](https://2lnr.com/routes/dac-sin.md), 150 miles from CCU Distances are great-circle between the airports, not driving distance. - [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 CCU 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)