Route guide

Mount Isa to JCK (ISA-JCK): Nonstop Upgrade & Award Space

Rex Airlines flies nonstop from Mount Isa (ISA) to JCK just three times a week. With so few departures, each one carries the only premium seats on the route that day. 2LNR tracks confirmed upgrade and award space on all of them, so a rare opening doesn't slip past you.

Data current as of July 21, 2026, refreshed on an ongoing basis as new schedules and seats are confirmed.

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3
Nonstop flights a week
143 mi
Nonstop distance
Free
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Confirmed upgrade & award space on every ISA to JCK departure

2LNR tracks confirmed upgrade and award availability on American, Delta, and Alaska and across 30 airlines, segment by segment, date by date. Open the calendar for Mount Isa to JCK to see which departures have real space, or watch the route and get alerted when space opens.

See real availability

Confirmed upgrade and award seats on each ISA to JCK departure, checked against live inventory so you know what is open before you book.

Set an alert

Premium inventory turns over fast. Watch this route and 2LNR notifies you when space appears on a date you are tracking.

Plan on the map

See ISA to JCK on the interactive route map, with schedules, connections, and route statistics.

Airlines flying Mount Isa to JCK nonstop

Carriers operating ISA to JCK nonstop in the current schedule. 2LNR tracks confirmed upgrade and award space on each of them.

  • Rex Airlines
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Frequently asked questions about ISA to JCK

How far is JCK from Mount Isa?
ISA to JCK covers about 143 miles nonstop. Flight times vary by aircraft and season; each scheduled departure on this page lists its own times.
Which airlines fly nonstop from ISA to JCK?
Rex Airlines is currently the only airline flying ISA to JCK nonstop. 2LNR tracks confirmed upgrade and award space on every Rex Airlines departure.
How often does ISA to JCK operate?
The nonstop currently runs three times a week, on Rex Airlines. Thin schedules like this change by season, and an alert will catch anything added.
How do I check upgrade or award availability on ISA to JCK?
Open the ISA to JCK calendar on this page to see confirmed upgrade and award space by date. You can also set an alert on the Mount Isa to JCK route, and 2LNR will notify you when space opens. It's free to start.

Never miss ISA to JCK upgrade or award space

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