--- title: "Kolkata (CCU) to Siem Reap (SAI) flights: who flies it" description: "IndiGo flies Kolkata (CCU) to Siem Reap (SAI) nonstop about 3 times a week as 6E 1655, scheduled at 2h 55m to 3h. See the full timetable and who flies it on 2LNR." canonical: "https://2lnr.com/routes/ccu-sai" url: "https://2lnr.com/routes/ccu-sai.md" date_modified: "2026-10-18T05:10:47Z" --- # Kolkata to Siem Reap (CCU-SAI): nonstop flights and who flies them IndiGo flies nonstop from Kolkata (CCU) to Siem Reap (SAI) just three times a week. In the timetable below it flies as 6E 1655, scheduled at 2h 55m to 3h for the 1,217 miles. 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 SAI on the interactive map [Get started free](https://2lnr.com/login) 3 Flights a week, 4-week average 2h 55m to 3h Scheduled flight time 1,217 mi Nonstop distance Free To get started ## Kolkata to Siem Reap flight schedule Scheduled nonstop departures for CCU to SAI starting October 22, 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 Siem Reap (SAI) | Date | Flight | Airline | Departs CCU | Arrives SAI | Duration | Aircraft | | :--- | :--- | :--- | :--- | :--- | :--- | :--- | | Thu, Oct 22 | 6E 1655 | IndiGo | 01:50 | 06:20 | 3h | [Airbus A320neo](https://2lnr.com/seatmaps/6e/a320neo.md) | | Sat, Oct 24 | 6E 1655 | IndiGo | 01:50 | 06:20 | 3h | Airbus A320neo | | Mon, Oct 26 | 6E 1655 | IndiGo | 03:35 | 08:00 | 2h 55m | Airbus A320neo | | Thu, Oct 29 | 6E 1655 | IndiGo | 03:35 | 08:00 | 2h 55m | Airbus A320neo | | Sat, Oct 31 | 6E 1655 | IndiGo | 03:35 | 08:00 | 2h 55m | Airbus A320neo | | Mon, Nov 2 | 6E 1655 | IndiGo | 03:35 | 08:00 | 2h 55m | Airbus A320neo | | Thu, Nov 5 | 6E 1655 | IndiGo | 03:35 | 08:00 | 2h 55m | Airbus A320neo | Showing all 7 scheduled CCU to SAI departures across 7 days with service, starting October 22, 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 SAI date on the interactive map ## Aircraft on the Kolkata to Siem Reap nonstop IndiGo flies the [Airbus A320neo](https://2lnr.com/seatmaps/6e/a320neo.md) on every departure in the schedule table on this page. Each linked aircraft page shows where that airline schedules it. Airlines can swap aircraft up to departure. ## The full CCU to SAI nonstop schedule This page carries the full CCU to SAI nonstop schedule, who operates each departure and how often it runs; the reverse direction is linked below. ### See the schedule Who operates each CCU to SAI nonstop and how often it runs, from 2LNR's schedule data. ### Plan on the map See CCU to SAI on the interactive route map, with schedules, connections, and route statistics. ## Airlines flying Kolkata to Siem Reap nonstop Carriers operating CCU to SAI nonstop in the current schedule. - [IndiGo (6E) route map](https://2lnr.com/routes/airlines/6e.md)\ [The aircraft 6E flies](https://2lnr.com/seatmaps/6e.md) See CCU to SAI on the interactive map → ## Frequently asked questions about CCU to SAI **How long is the flight from Kolkata (CCU) to Siem Reap (SAI)?** Scheduled flight times from Kolkata (CCU) to Siem Reap (SAI) run from 2h 55m to 3h across the departures in the schedule table on this page. The nonstop covers about 1,217 miles, and airlines adjust scheduled times by season, so confirm with the airline before you book. **Which airlines fly nonstop from CCU to SAI?** IndiGo is currently the only airline flying CCU to SAI nonstop. 2LNR doesn't show award or upgrade space for it on CCU to SAI, so this page carries the schedule rather than a space claim. **How often does CCU to SAI operate?** The CCU to SAI nonstop currently runs three times a week, on IndiGo. Thin schedules like this change by season, and on Pro an alert will catch anything added. **What time do flights from CCU to SAI depart?** Scheduled CCU to SAI nonstops in the next 7 days with service leave between 01:50 and 03:35, 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 SAI nonstop?** IndiGo flies 6E 1655 nonstop from Kolkata (CCU) to Siem Reap (SAI), the only flight number in the schedule table on this page. The table lists each date with its departure and arrival times and aircraft. **Does 2LNR show upgrade or award space on CCU to SAI?** Not on this route: 2LNR doesn't show award or upgrade space for IndiGo on CCU to SAI. The page carries the full CCU to SAI nonstop schedule and who flies each departure, and the reverse direction is linked below. Flying the other way? See [SAI to CCU nonstop flights](https://2lnr.com/routes/sai-ccu.md). Award seats rather than schedules? See [award availability by airline](https://2lnr.com/awards.md). Looking beyond this route? See [every route from Kolkata (CCU)](https://2lnr.com/routes/ccu.md), or [every route from Siem Reap (SAI)](https://2lnr.com/routes/sai.md). - [How to plan an upgrade by route](https://2lnr.com/guides/upgrade-strategy.md) ## See the full CCU to SAI nonstop schedule Every scheduled departure on this route, with who flies it. 2LNR shows upgrade and award space by date on the carriers it tracks, the next 14 days free on every product and the full horizon on Pro. [Get started free](https://2lnr.com/login)