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BLT to ISA: distance & flight time
Blackwater (Blackwater Airport) → Mount Isa (Mount Isa Airport)
630 mi
1,014 km · 547 nm
1h 50m
estimated nonstop flight time
Same time
time difference · heading west
See live BLT→ISA fares Phone-only fares on this route — call free
Flight time details
630 miles nonstop takes roughly 1h 50m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- BLT — Blackwater Airport · Blackwater, Australia
- ISA — Mount Isa Airport · Mount Isa, Australia
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near BLT
- EMD · Emerald Airport40 mi away
- DYA · Dysart Airport73 mi away
- CMQ · Clermont Airport95 mi away
- ROK · Rockhampton Airport107 mi away
Near ISA
- CNJ · Cloncurry Airport66 mi away
- JCK · Julia Creek Airport144 mi away
Frequently asked questions
How far is BLT from ISA?
The flight distance from Blackwater (BLT) to Mount Isa (ISA) is 630 miles (1,014 km, 547 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from BLT to ISA?
A nonstop flight takes about 1h 50m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the cheapest way to fly from BLT to ISA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on BLT–ISA that never appear on search engines, with no booking fees.