How long is the flight from Mount Isa to Sydney?

Qantas Airways can get you from Mount Isa to Sydney in just under 12h 05m. Your travel time can differ by up to . The distance from Mount Isa to Sydney is about 1870 km.

What is the cheapest airline to fly from Mount Isa to Sydney round-trip?

Currently priced at $1,072, Qantas Airways will fly you from Mount Isa to Sydney and back. In addition to Qantas Airways, many other airlines offer competitively priced options for your trip.

In terms of precipitation, rainfall in Sydney ranges from 50.0 - 130.0 inches per month. March is typically the wettest month, when rainfall can reach 130.0 mm. September is typically the driest time to visit Sydney when rainfall is around 50.0 mm.

If weather is an important factor for your trip to Sydney, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 22.0 C. Travellers hoping to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 11.0 C).

What is the cheapest time of day to fly from ISA to SYD?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Mount Isa to Sydney as you normally would.

Can I find deals for flights from Mount Isa to Sydney that include hotel bookings?

Yes. In addition to deals on Mount Isa to Sydney flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Mount Isa to Sydney?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Mount Isa to Sydney.

Can I find deals for business class flights from Mount Isa to Sydney?

Yes. Cheapflights offers flight deals from Mount Isa to Sydney by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$1,108+ Cheap Flights from Mount Isa to Sydney

Cheap flight deals from Mount Isa to Sydney

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

Cheapest flights from Mount Isa to Sydney
Explore the most affordable flight options available from Mount Isa to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 September 2026.

Wed 7/1010:55 -

1 stop6h 45m

Sun 11/1006:45 -

1 stop5h 55m

Deal found 22/9$1,108

Mon 23/1108:55 -

1 stop11h 20m

Tue 1/1212:55 -

1 stop21h 45m

Deal found 25/9$1,415

Mon 23/1108:55 -

1 stop11h 20m

Fri 4/1206:20 -

1 stop10h 25m

Deal found 25/9$1,441

Wed 25/1110:40 -

1 stop5h 05m

Sun 6/1222:00 -

1 stop11h 05m

Deal found 25/9$1,442

Sat 10/1009:20 -

1 stop21h 25m

Wed 14/1006:45 -

1 stop26h 55m

Deal found 24/9$1,444

Fri 27/1116:50 -

1 stop22h 55m

Tue 1/1212:55 -

1 stop21h 45m

Deal found 25/9$1,459

Fri 27/1116:50 -

1 stop16h 20m

Fri 4/1206:20 -

1 stop10h 25m

Deal found 25/9$1,483

Mon 23/1108:55 -

1 stop11h 20m

Sat 5/1217:25 -

1 stop17h 35m

Deal found 25/9$1,586

Fri 27/1116:50 -

1 stop16h 20m

Sat 5/1217:25 -

1 stop17h 35m

Deal found 25/9$1,627

Sun 29/1111:55 -

1 stop29h 05m

Tue 1/1212:55 -

1 stop21h 45m

Deal found 25/9$1,637

Find flight deals from Mount Isa to Sydney

Round-trip from	$1,108

7/10-11/10
2 total stops
12h 40m total
Mount Isa to Sydney

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Fastest return journey

Mount IsaSydney

ISA Mount Isa - SYD Sydney Kingsford Smith

ISASYD

Mount Isa

Wed 7/10

10:55-18:40

1 stop6h 45m

Sydney Kingsford Smith

Sun 11/10

06:45-11:40

1 stop5h 55m

$1,108

Mount IsaSydney

ISA Mount Isa - SYD Sydney Kingsford Smith

ISASYD

Mount Isa

Sat 10/10

09:20-07:45

1 stop21h 25m

Sydney Kingsford Smith

Wed 14/10

06:45-08:40

1 stop26h 55m

$1,444

Mount IsaSydney

ISA Mount Isa - SYD Sydney Kingsford Smith

ISASYD

Mount Isa

Tue 24/11

09:20-22:25

1 stop12h 05m

Sydney Kingsford Smith

Tue 1/12

21:50-08:30

1 stop11h 40m

$2,420

Mount IsaSydney

ISA Mount Isa - SYD Sydney Kingsford Smith

ISASYD

Mount Isa

Sun 29/11

10:50-21:30

1 stop9h 40m

Sydney Kingsford Smith

Sun 6/12

06:05-10:00

1 stop4h 55m

$2,446

Mount IsaSydney

ISA Mount Isa - SYD Sydney Kingsford Smith

ISASYD

Mount Isa

Sat 28/11

10:50-18:55

1 stop7h 05m

Sydney Kingsford Smith

Tue 1/12

21:50-08:30

1 stop11h 40m

$2,460

Mount IsaSydney

ISA Mount Isa - SYD Sydney Kingsford Smith

ISASYD

Mount Isa

Sun 29/11

10:50-21:30

1 stop9h 40m

Sydney Kingsford Smith

Tue 1/12

21:50-08:30

1 stop11h 40m

$2,460

Mount IsaSydney

ISA Mount Isa - SYD Sydney Kingsford Smith

ISASYD

Mount Isa

Thu 26/11

17:20-07:35

1 stop13h 15m

Sydney Kingsford Smith

Thu 3/12

06:55-12:15

1 stop6h 20m

$2,482

Mount IsaSydney

ISA Mount Isa - SYD Sydney Kingsford Smith

ISASYD

Mount Isa

Thu 26/11

17:20-07:35

1 stop13h 15m

Sydney Kingsford Smith

Wed 2/12

06:55-16:30

1 stop10h 35m

$2,482

Flights are sorted by cheapest return flights first.

Deals found on 22/9

Sorted by cheapest first

Best time to book a flight from Mount Isa to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney from Mount Isa with our price prediction graph.

ISA-SYD

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Reviews of airlines servicing Sydney

Read reviews from past customers who have flown with Virgin Australia and Qantas Airways from Mount Isa to Sydney. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Virgin Australia

7.6

Good

477 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Elio,Jan 2026

MEL - ADL

Starting to be as efficient as qantas… bar the food offerings Virgin is up there now

Virgin Australia

7.6

Good

477 reviews

Virgin Australia

7.6

Good

477 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Elio,Jan 2026

MEL - ADL

Starting to be as efficient as qantas… bar the food offerings Virgin is up there now

Qantas Airways

7.5

Good

1,102 reviews

Virgin Australia

7.6

Good

477 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Elio,Jan 2026

MEL - ADL

Starting to be as efficient as qantas… bar the food offerings Virgin is up there now

Related info for your journey

How long is the flight from Mount Isa to Sydney?
Qantas Airways can get you from Mount Isa to Sydney in just under 12h 05m. Your travel time can differ by up to . The distance from Mount Isa to Sydney is about 1870 km.
What is the cheapest airline to fly from Mount Isa to Sydney round-trip?
Currently priced at $1,072, Qantas Airways will fly you from Mount Isa to Sydney and back. In addition to Qantas Airways, many other airlines offer competitively priced options for your trip.
Can I find deals for flights from Mount Isa to Sydney that include hotel bookings?
Yes. In addition to deals on Mount Isa to Sydney flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Mount Isa to Sydney?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Mount Isa to Sydney.
Can I find deals for business class flights from Mount Isa to Sydney?
Yes. Cheapflights offers flight deals from Mount Isa to Sydney by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Alternative routes

Complete your trip

Direct flights to New South Wales

Flights by cabin class

Other flight options

Other flights from Mount Isa

Popular flights

Sydney flight routes

Top 2 airlines flying from Mount Isa to Sydney

Airline	Cheapest	Average	Flexibility	On-time
Virgin Australia	Cheapest$519	Average$932	FlexibilityNo cancel fee	On-time80%	Search Virgin Australia flights
Qantas Airways	Cheapest$1,072	Average$1,325	FlexibilityNo cancel fee	On-time74%	Search Qantas Airways flights

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Cheapflights makes it easy to find Mount Isa to Sydney flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Mount Isa to Sydney?

Millions of users choose and trust Cheapflights to book the best flight deals from Mount Isa to Sydney for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Mount Isa to Sydney with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Mount Isa to Sydney flexibly with Cheapflights today.

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Cheap flights from Mount Isa to Sydney from $1,108

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Mount Isa to Sydney

Cheapest flights from Mount Isa to SydneyExplore the most affordable flight options available from Mount Isa to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 September 2026.

Explore the most affordable flight options available from Mount Isa to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 September 2026.

Best flights from Mount Isa to SydneyDiscover carefully curated flight deals from Mount Isa to Sydney that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 26 September 2026.

Discover carefully curated flight deals from Mount Isa to Sydney that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 26 September 2026.

Last-minute flights from Mount Isa to SydneyDiscover last-minute flight deals from Mount Isa to Sydney. Data last updated 26 September 2026 and is based on user searches.

Discover last-minute flight deals from Mount Isa to Sydney. Data last updated 26 September 2026 and is based on user searches.

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Use the filters below to find and compare flights from Mount Isa to Sydney that are best for you.

Best time to book a flight from Mount Isa to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney from Mount Isa with our price prediction graph.

Reviews of airlines servicing Sydney

Read reviews from past customers who have flown with Virgin Australia and Qantas Airways from Mount Isa to Sydney. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

How long is the flight from Mount Isa to Sydney?

What is the cheapest airline to fly from Mount Isa to Sydney round-trip?

Can I find deals for flights from Mount Isa to Sydney that include hotel bookings?

How can I find direct flights from Mount Isa to Sydney?

Can I find deals for business class flights from Mount Isa to Sydney?

Travelling to a place near Sydney?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Mount Isa to Sydney

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Sydney by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to New South Wales

Book a non-stop flight to one of these other cities located in New South Wales.

Search flights from Mount Isa to Sydney by cabin class

Find flights from Mount Isa to Sydney, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Mount Isa and Sydney flights

Browse other Mount Isa and Sydney flight options. Last updated on 26 September 2026.

Other flights from Mount Isa

Browse through other flights departing from Mount Isa. Flights are based on user searches made on Cheapflights and were last updated on 26 September 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Other flights to Sydney

Explore flights to Sydney departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 26 September 2026.

Top 2 airlines flying from Mount Isa to Sydney

Fly with Cheapflights

How does Cheapflights help users find flights from Mount Isa to Sydney?

Why should you use Cheapflights to find cheap flight tickets from Mount Isa to Sydney?

Can Cheapflights find flights from Mount Isa to Sydney with no change fees?

Can Cheapflights notify me if prices for flights from Mount Isa to Sydney become cheaper?

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Travel Smart

Cheapest flights from Mount Isa to Sydney
Explore the most affordable flight options available from Mount Isa to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 September 2026.

Best flights from Mount Isa to Sydney
Discover carefully curated flight deals from Mount Isa to Sydney that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 26 September 2026.

Last-minute flights from Mount Isa to Sydney
Discover last-minute flight deals from Mount Isa to Sydney. Data last updated 26 September 2026 and is based on user searches.