Siem Reap to Singapore (SAI-SIN): nonstop flights and award space

Singapore Airlines flies nonstop between Siem Reap (SAI) and Singapore (SIN), roughly 14 times a week. In the timetable below it flies as SQ 163 and SQ 165, scheduled at 2h 25m to 2h 30m for the 830 miles. 2LNR tracks award seats on Singapore Airlines across every SAI to SIN date, so you can see whether a seat exists before you move points.

Schedule last confirmed . Departure times come from 2LNR's schedule data; confirm with the airline before you book.

Updated .

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14
Flights a week, 4-week average
2h 25m to 2h 30m
Scheduled flight time
830 mi
Nonstop distance
Free
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Siem Reap to Singapore flight schedule

Scheduled nonstop departures for SAI 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.

Schedule data dated .

Scheduled nonstop departures from Siem Reap (SAI) to Singapore (SIN)
Date Flight Airline Departs SAI Arrives SIN Duration Aircraft
SQ 163Singapore Airlines10:3013:552h 25mBoeing 737 MAX 8
SQ 165Singapore Airlines16:0019:252h 25mBoeing 737 MAX 8
SQ 163Singapore Airlines10:3013:552h 25mBoeing 737 MAX 8
SQ 163Singapore Airlines10:4514:152h 30mBoeing 737 MAX 8
SQ 165Singapore Airlines16:5020:202h 30mBoeing 737 MAX 8
SQ 163Singapore Airlines10:4514:152h 30mBoeing 737 MAX 8
SQ 165Singapore Airlines16:5020:202h 30mBoeing 737 MAX 8
SQ 163Singapore Airlines10:4514:152h 30mBoeing 737 MAX 8
SQ 165Singapore Airlines16:5020:202h 30mBoeing 737 MAX 8
SQ 163Singapore Airlines10:4514:152h 30mBoeing 737 MAX 8
SQ 165Singapore Airlines16:5020:202h 30mBoeing 737 MAX 8
SQ 163Singapore Airlines10:4514:152h 30mBoeing 737 MAX 8
SQ 165Singapore Airlines16:5020:202h 30mBoeing 737 MAX 8

Showing all 13 scheduled SAI 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 SAI to SIN date on the interactive map

Aircraft on the Siem Reap to Singapore nonstop

Singapore Airlines flies the Boeing 737 MAX 8 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.

Award seats on SAI to SIN departures

2LNR tracks award seats on Singapore Airlines, date by date. Open the calendar for Siem Reap 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 not open on the one Siem Reap to Singapore departure date 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 SAI 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 SAI to SIN on the interactive route map, with schedules, connections, and route statistics.

Airlines flying Siem Reap to Singapore nonstop

Carriers operating SAI to SIN nonstop in the current schedule. Where 2LNR tracks the carrier, its departures show award space by date.

See SAI to SIN on the interactive map →

Frequently asked questions about SAI to SIN

How long is the flight from Siem Reap (SAI) to Singapore (SIN)?
Scheduled flight times from Siem Reap (SAI) to Singapore (SIN) run from 2h 25m to 2h 30m across the departures in the schedule table on this page. The nonstop covers about 830 miles, and airlines adjust scheduled times by season, so confirm with the airline before you book.
Which airlines fly nonstop from SAI to SIN?
Singapore Airlines is currently the only airline flying SAI to SIN nonstop. 2LNR tracks award seats on Singapore Airlines.
How many flights a week are there from SAI to SIN?
About 14 nonstop flights a week run between Siem Reap (SAI) and Singapore (SIN) in the current schedule, operated by Singapore Airlines. Frequency shifts by season, and the schedule table on this page shows what is scheduled next.
What time do flights from SAI to SIN depart?
Scheduled SAI to SIN nonstops in the next 7 days with service leave between 10:30 and 16:50, local time at Siem Reap. The schedule table on this page lists every departure by date, with its arrival time and aircraft.
Which flights operate SAI to SIN nonstop?
In the schedule table on this page, SAI to SIN nonstops fly as SQ 163 and SQ 165 on Singapore Airlines. The table lists each departure by date with its times and aircraft.
How do I check award availability on SAI to SIN?
Open the SAI 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.

See SAI 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.

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