Rex - Regional ExpressDepart12:30
Thu, 12 NovCNS → ISA
5h 10m · Direct
$519one way, per person
View deal
- Cheapest fare
- $519
- Cheapest month
- November
- Direct flights
- Yes
- Flight time
- 5h 10m
Rex - Regional Express · Thu, 12 Nov
from $519
Rex - Regional Express
780 km
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Cheapest month to fly from Cairns to Mount Isa
Lowest one-way fare per person in each month. Choose a month to see every date.
Cheapest dates in November 2026
The lowest fares we've seen for each day, cheapest first.
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About flights from Cairns to Mount Isa
Cairns (CNS) and Mount Isa (ISA) are about 780 km apart. Direct flights take around 5h 10m, and recent direct fares were with Rex - Regional Express. Over the next few months, one-way fares start from $519, and November 2026 is currently the cheapest month to fly.
These prices come from searches travellers made in the last 48 hours, so they move quickly. If you see a good fare, it's worth booking soon. FlightsExp is free to use: you book directly with our travel partner.
Frequently asked questions
How much is a flight from Cairns to Mount Isa?
The cheapest one-way fare we've seen recently is $519 with Rex - Regional Express, departing Thursday 12 November 2026.
What is the cheapest month to fly from Cairns to Mount Isa?
November 2026 currently has the lowest fares, from $519 one way.
Are there direct flights from Cairns to Mount Isa?
Yes. Recent direct fares were with Rex - Regional Express.
How long is the flight from Cairns to Mount Isa?
A direct flight takes about 5h 10m. Cairns and Mount Isa are around 780 km apart.
Which airlines fly from Cairns to Mount Isa?
Recent fares on this route were with Rex - Regional Express.
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