OI 421 Mareeba to Cairns Flight Status

Hinterland Aviation Flight OI421 from Mareeba Airport MRG to Cairns Airport CNS is not scheduled for today June 4th, 2026.
The last time the flight was scheduled was on May 18th, 2026.
Check the table below for OI421's most recent flight history:

OI 421 Flight Status & Schedule

Date Departure Arrival Status
May 18 18:11 18:33
Diverted
Track >

Hinterland Aviation OI 421 Mareeba to Cairns Flight Information

Hinterland Aviation Flight OI421 connects Mareeba, Australia to Cairns, Australia, taking off from Mareeba Airport MRG and landing at Cairns Airport CNS.

How long is the OI421 flight from Mareeba to Cairns?

The average flight time from Mareeba to Cairns is 22 minutes. The flight distance is 41 km / 26 miles and the average flight speed is 112 km/h / 70 mph.

What is the On-Time Performance (OTP) of Hinterland Aviation Flight OI421 Mareeba to Cairns?

The Airportia On-Time Performance Rating for Hinterland Aviation Flight OI421 is 4.9/5 stars. This metric is calculated using data from the past 10 flights.

When was the latest OI421 flight?

The latest flight took off on Monday, May 18th, 2026 with the flight status being Diverted on 18:33.

How else can the flight OI421 be referenced as?

This Hinterland Aviation flight can also be referenced as HND421, OI0421, OI 421, HND 421.

How often is flight OI421 delayed?

On average, 100% of all OI421 flights are delayed. The average delay is 5 minutes.

See our OI421 Flight Tracker above for more details.

OI421 and Mareeba MRG to Cairns CNS Flights

Other flights arriving at Cairns CNS: QF924, OI158, OI465, OI465

All flights connecting Mareeba MRG to Cairns CNS.

OI421 Hinterland Aviation Flight: Mareeba to Cairns Route Map

OI421 Hinterland Aviation Flight Map: Mareeba to Cairns
Flight Delay Compensation up to 600€/$: Claim for delay, cancellation, or baggage issues >
Flight-schedule data supplied by Aviation Edge Real-time Flight Schedules API.