Cairns to Siem Reap (CNS–SAI) — Airlines, Schedules & Connections

CNS Airport Page →
3,521 mi airlines charter/private
On-time Some delays Frequent delays
Connecting Flight Schedule 1 1-stop flight Verified 2mos ago
Nonstop Charter / private 1-Stop 2-Stop Hide separate tickets Hide overnight Hide codeshares
  Flight Airline AC Dep Arr Dur OTP Sched  
✈ Nonstop

No flights match your filters.

No scheduled airline flights on this route — it's flown by charter / private operators (). No nonstop flights on this route. connecting options below.

Last scheduled nonstop: Apr 2026.

✦ 1-Stop connections via 1 hub
SIN Singapore 18h 25m AILXNH → AILXNZ Singapore (SIN) to Siem Reap flights
✦ 1-STOP More options, longer trips
✧ 2-STOP Loading... Reach the hardest destinations
Cairns to Siem Reap
Connecting service available through multiple hubs.
1 Airlines 3,521 mi 7h 50m nonstop -3h behind

CNS–SAI had nonstop service from Icelandair, last on the schedule in April 2026. There's no nonstop on it right now, so today you'd fly it with one stop. The connecting options below are sorted by layover. Nonstop, it's about 3,521 miles in 7h 50m.

Also explore CNS Routes SAI Routes CNS Live Flights SAI Live Flights
All flights from Siem Reap (SAI) Siem Reap to Cairns flights
Carriers on this route

Airline Landscape

Carriers that operated nonstop CNS–SAI service, compared side by side.
Airline Freq/wk Aircraft Duration Dep OTP Alliance Codeshares
FI Icelandair 0 – – – – –
Alliance coverage
Unaffiliated: FI (0 flights/wk, 0%)
OTP based on airport-level delay snapshots. Duration ranges reflect seasonal/directional variation.
Connections

Connection Landscape

1-stop and 2-stop options for CNS to SAI.
1-STOP
One-Stop Connections
1
Hubs
~18h
Fastest
~18h
Longest
SIN ~18h 25m
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
53
Candidates
Two-stop connections loaded in the connections tab above.
Connections computed from published schedules with minimum connection time verification. Use the interactive explorer above the fold to filter by airline, tier, and layover time.
Know before you go

Travel Essentials

Practical planning for this route.
Time Difference
-3h
Siem Reap is 3 hours behind Cairns.
CNS: AEST · SAI: +07

When it's 6:00 PM in Cairns, it's 3:00 PM in Siem Reap.
Distance & Flight Time
3,521 mi / 5,667 km
Nonstop flight time is approximately 7h 50m gate to gate.
Facts

CNS–SAI Quick Facts

Key statistics for the Cairns to Siem Reap route.
Route details
Distance3,521 mi / 5,667 km
Flight time7h 50m
Time difference-3 hours
Airlines (nonstop)1
1-stop connectionsAvailable
Origin: CNS
Full nameCairns International Airport
IATA / ICAOCNS / YBCS
TimezoneAustralia/Brisbane
Passengers/yr5.0M
Elevation10 ft / 3 m
Destination: SAI
Full nameSiem Reap-Angkor International Airport
IATA / ICAOSAI / VDSA
TimezoneAsia/Phnom_Penh
Elevation191 ft / 58 m
FAQ

Frequently Asked Questions

Common questions about CNS to SAI flights.
Nonstop flights from Cairns International Airport to Siem Reap-Angkor International Airport take about 7h 50m gate to gate. The route covers 3,521 miles.
1 airline operated the nonstop from CNS to SAI: Icelandair. The last scheduled nonstop was in April 2026. There's no nonstop right now, so today you'd fly it with one stop. See the connection options above, ranked by layover.
Not right now. The last scheduled nonstop was in April 2026. You can still fly it with one stop, and the connecting options above are sorted by layover. Nonstop, the hop took about 7h 50m.
Yes, 1-stop connections are available, ranked by layover time. Common connecting points include Singapore Changi.
Siem Reap is 3 hours behind Cairns.
Click the 'Search Flights' button to check availability and prices on Google Flights. You can also compare airlines and schedules on this page to find the best option.
Route data is updated regularly from official airline schedules. On-time performance data comes from recent airport delay snapshots.

Flights from CNS to SAI

Cairns International Airport (CNS) and Siem Reap-Angkor International Airport (SAI) had nonstop service from Icelandair, last on the schedule in April 2026. The nonstop is dormant right now, so the way to fly it today is one connection, and the options above are sorted by layover.

CNS to SAI Flight Duration and Schedule

Nonstop flight time from CNS to SAI is about 7 hours 50 minutes gate to gate. The route covers a distance of 3,521 miles (5,667 km).

Connecting Options and Alternatives

1-stop connecting options are also available, commonly via Singapore Changi. Two-stop connections are also available via intermediate hubs.