$107+ Cheap flights from Cairns to Sydney (CNS - SYD)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/14. Fares are subject to change and may not be available on all flights or dates of travel.
CNS — SYD
Oct 9 — Oct 161
Round-trip
1 adult, Economy
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Find cheap flights from Cairns to Sydney with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Cairns to Sydney Kingsford Smith are usually found in January or February, booked 81 days in advance, depart on a Saturday or Friday and return on a Tuesday
Cheap flight deals from Cairns to Sydney
Cheapest
Best
Last-minute
One-way
Cheapest flights from Cairns to SydneyExplore the most affordable flight options available from Cairns to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 9, 2026.
Explore the most affordable flight options available from Cairns to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 9, 2026.
This Jetstar deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jetstar is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/177:10 pm -
Nonstop2h 55m
Mon 9/217:15 pm -
Nonstop3h 10m
Deal found 9/4![Jetstar logo]()
$172
This Jetstar deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jetstar is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/226:10 pm -
Nonstop2h 55m
Sat 10/243:15 pm -
Nonstop3h 10m
Deal found 9/6![Jetstar logo]()
$174
This Jetstar deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jetstar is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/76:40 am -
Nonstop3h 00m
Sun 12/136:20 am -
Nonstop3h 00m
Deal found 9/6![Jetstar logo]()
$186
This Jetstar deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jetstar is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/196:45 am -
Nonstop3h 00m
Mon 9/217:15 pm -
Nonstop3h 10m
Deal found 9/4![Jetstar logo]()
$188
This Kiwi.com deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/206:10 pm -
Nonstop2h 55m
Fri 10/233:15 pm -
Nonstop3h 10m
Deal found 9/6![Jetstar logo]()
$195
This Jetstar deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jetstar is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/296:40 am -
Nonstop3h 00m
Tue 11/176:20 am -
Nonstop3h 00m
Deal found 9/6![Jetstar logo]()
$204
This Jetstar deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jetstar is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/126:45 am -
Nonstop3h 00m
Sat 9/197:15 pm -
Nonstop3h 10m
Deal found 9/5![Jetstar logo]()
$209
This Jetstar deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jetstar is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/97:10 pm -
Nonstop2h 55m
Sun 9/137:15 pm -
Nonstop3h 10m
Deal found 9/8![Jetstar logo]()
$210
This Jetstar deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jetstar is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/46:40 am -
Nonstop3h 00m
Sun 12/611:25 am -
Nonstop3h 05m
Deal found 9/9![Jetstar logo]()
$217
This CheapOair deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/176:00 am -
1 stop4h 40m
Mon 9/217:15 pm -
Nonstop3h 10m
Deal found 9/4![Multiple Airlines logo]()
$233
This Jetstar deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jetstar is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/246:10 pm -
Nonstop2h 55m
Sat 10/316:20 am -
Nonstop3h 00m
Deal found 9/8![Jetstar logo]()
$239
Best flights from Cairns to SydneyDiscover carefully curated flight deals from Cairns to Sydney that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 9, 2026.
Discover carefully curated flight deals from Cairns to Sydney that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 9, 2026.
This Virgin Australia deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Australia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/23:45 pm -
Nonstop3h 00m
Fri 3/52:40 pm -
Nonstop3h 05m
Deal found 9/6![Virgin Australia logo]()
$166
This Jetstar deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jetstar is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/146:40 am -
Nonstop3h 00m
Sat 11/216:20 am -
Nonstop3h 00m
Deal found 9/4![Jetstar logo]()
$209
This Jetstar deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jetstar is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/226:05 pm -
Nonstop3h 00m
Mon 3/228:30 pm -
Nonstop3h 05m
Deal found 9/7![Jetstar logo]()
$214
This Virgin Australia deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Australia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/411:40 am -
1 stop5h 00m
Thu 12/1012:50 pm -
Nonstop3h 05m
Deal found 9/5![Virgin Australia logo]()
$257
This Jetstar deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jetstar is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/236:10 pm -
Nonstop2h 55m
Fri 10/306:20 am -
Nonstop3h 00m
Deal found 9/8![Jetstar logo]()
$246
This Virgin Australia deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Australia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/226:00 am -
1 stop6h 40m
Mon 3/222:40 pm -
Nonstop3h 05m
Deal found 9/7![Virgin Australia logo]()
$267
This Jetstar deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jetstar is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/236:10 pm -
Nonstop2h 55m
Mon 10/266:20 am -
Nonstop3h 00m
Deal found 9/8![Jetstar logo]()
$265
This Jetstar deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jetstar is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/96:45 am -
Nonstop3h 00m
Fri 10/168:15 pm -
Nonstop3h 10m
Deal found 9/8![Jetstar logo]()
$275
This Virgin Australia deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Australia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/192:50 pm -
1 stop4h 50m
Mon 10/267:30 am -
1 stop4h 30m
Deal found 9/4![Virgin Australia logo]()
$312
This Virgin Australia deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Australia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/222:40 pm -
1 stop6h 45m
Wed 12/237:00 pm -
1 stop5h 05m
Deal found 9/7![Virgin Australia logo]()
$313
This Jetstar deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jetstar is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/296:40 am -
Nonstop3h 00m
Mon 11/26:20 am -
Nonstop3h 00m
Deal found 9/4![Jetstar logo]()
$298
Last-minute flights from Cairns to SydneyDiscover last-minute flight deals from Cairns to Sydney. Data last updated September 9, 2026 and is based on user searches.
Discover last-minute flight deals from Cairns to Sydney. Data last updated September 9, 2026 and is based on user searches.
This Jetstar deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jetstar is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/97:10 pm -
Nonstop2h 55m
Sun 9/137:15 pm -
Nonstop3h 10m
Deal found 9/8![Jetstar logo]()
$210
This Jetstar deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jetstar is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/126:45 am -
Nonstop3h 00m
Sat 9/197:15 pm -
Nonstop3h 10m
Deal found 9/5![Jetstar logo]()
$209
This Jetstar deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jetstar is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/177:10 pm -
Nonstop2h 55m
Mon 9/217:15 pm -
Nonstop3h 10m
Deal found 9/4![Jetstar logo]()
$172
This CheapOair deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/176:00 am -
1 stop4h 40m
Mon 9/217:15 pm -
Nonstop3h 10m
Deal found 9/4![Multiple Airlines logo]()
$233
This Jetstar deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jetstar is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/196:45 am -
Nonstop3h 00m
Mon 9/217:15 pm -
Nonstop3h 10m
Deal found 9/4![Jetstar logo]()
$188
This Kiwi.com deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/206:10 pm -
Nonstop2h 55m
Fri 10/233:15 pm -
Nonstop3h 10m
Deal found 9/6![Jetstar logo]()
$195
This OneTravel deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure OneTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/206:00 am -
1 stop4h 40m
Fri 10/236:05 pm -
Nonstop3h 10m
Deal found 9/6![Multiple Airlines logo]()
$245
This Jetstar deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jetstar is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/226:10 pm -
Nonstop2h 55m
Sat 10/243:15 pm -
Nonstop3h 10m
Deal found 9/6![Jetstar logo]()
$174
This Jetstar deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jetstar is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/236:10 pm -
Nonstop2h 55m
Fri 10/306:20 am -
Nonstop3h 00m
Deal found 9/8![Jetstar logo]()
$246
This Jetstar deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jetstar is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/246:10 pm -
Nonstop2h 55m
Sat 10/316:20 am -
Nonstop3h 00m
Deal found 9/8![Jetstar logo]()
$239
This Jetstar deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jetstar is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/296:40 am -
Nonstop3h 00m
Tue 11/176:20 am -
Nonstop3h 00m
Deal found 9/6![Jetstar logo]()
$204
One-way flights from Cairns to SydneySearch for one-way flight options from Cairns to Sydney. Find affordable one-way fares based on user searches. Data last updated September 9, 2026.
Search for one-way flight options from Cairns to Sydney. Find affordable one-way fares based on user searches. Data last updated September 9, 2026.
This Jetstar deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jetstar is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/146:40 am -
Nonstop3h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Jetstar logo]()
$107
This Jetstar deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jetstar is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/306:40 am -
Nonstop3h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Jetstar logo]()
$108
This OneTravel deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure OneTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/225:35 pm -
Nonstop3h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Virgin Australia logo]()
$109
This Super.com deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/215:35 pm -
Nonstop3h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Virgin Australia logo]()
$110
This Virgin Australia deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Australia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/195:35 pm -
Nonstop3h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Virgin Australia logo]()
$111
This CheapOair deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/216:40 am -
Nonstop3h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Jetstar logo]()
$122
This Jetstar deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jetstar is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/296:40 am -
Nonstop3h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Jetstar logo]()
$123
This Virgin Australia deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Australia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/65:35 pm -
Nonstop3h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Virgin Australia logo]()
$125
This CheapOair deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/46:40 am -
Nonstop3h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Jetstar logo]()
$127
This Mytrip deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/186:45 am -
Nonstop3h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Jetstar logo]()
$132
Find flight deals from Cairns to Sydney
Discover tips and strategies to find the most affordable flight options for your journey from Cairns (CNS) to Sydney (SYD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 9, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $162 (Jetstar) |
One-way from | $107 (Jetstar) |
Popular in | March |
Cheapest in | January |
Average price | $225 |
Good round-trip deal | $247 or less |
Good one-way deal | $139 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Cairns to Sydney that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated September 9, 2026.
Use the filters below to find and compare flights from Cairns to Sydney that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
CairnsSydney
CNS Cairns - SYD Sydney Kingsford Smith
CNSSYD
Cairns
Sat 11/14
6:40 am-10:40 am
Nonstop3h 00m
Sydney Kingsford Smith
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$107
CairnsSydney
CNS Cairns - SYD Sydney Kingsford Smith
CNSSYD
Cairns
Sun 10/18
6:45 am-10:45 am
Nonstop3h 00m
Sydney Kingsford Smith
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$122
CairnsSydney
CNS Cairns - SYD Sydney Kingsford Smith
CNSSYD
Cairns
Thu 10/29
6:40 am-10:40 am
Nonstop3h 00m
Sydney Kingsford Smith
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$124
CairnsSydney
CNS Cairns - SYD Sydney Kingsford Smith
CNSSYD
Cairns
Sun 2/14
3:45 pm-7:45 pm
Nonstop3h 00m
Sydney Kingsford Smith
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$125
CairnsSydney
CNS Cairns - SYD Sydney Kingsford Smith
CNSSYD
Cairns
Mon 11/2
6:40 am-10:40 am
Nonstop3h 00m
Sydney Kingsford Smith
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$139
CairnsSydney
CNS Cairns - SYD Sydney Kingsford Smith
CNSSYD
Cairns
Thu 11/5
6:40 am-10:40 am
Nonstop3h 00m
Sydney Kingsford Smith
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$139
Quickest round-trip
CairnsSydney
CNS Cairns - SYD Sydney Kingsford Smith
CNSSYD
Cairns
Sat 10/17
6:10 pm-10:05 pm
Nonstop2h 55m
Sydney Kingsford Smith
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$139
CairnsSydney
CNS Cairns - SYD Sydney Kingsford Smith
CNSSYD
Cairns
Sun 11/8
6:40 am-10:40 am
Nonstop3h 00m
Sydney Kingsford Smith
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$141
CairnsSydney
CNS Cairns - SYD Sydney Kingsford Smith
CNSSYD
Cairns
Thu 10/15
6:45 am-10:45 am
Nonstop3h 00m
Sydney Kingsford Smith
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$141
CairnsSydney
CNS Cairns - SYD Sydney Kingsford Smith
CNSSYD
Cairns
Sat 10/17
2:50 pm-8:40 pm
1 stop4h 50m
Sydney Kingsford Smith
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$156
Showing 1-10 of 21 resultsSorted by cheapest first
Compare providers for flights from Cairns to Sydney
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Cairns to Sydney in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Cairns-Sydney flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Cairns-Sydney flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Cairns-Sydney flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Cairns-Sydney flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Cairns-Sydney flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Cairns to Sydney
Have a flexible travel schedule? Discover the best time to fly to Sydney from Cairns with our price prediction graph.
CNS-SYD
Estimated round-trip 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.
Cheapflights Insights
Everything you need to know about your flight from Cairns to Sydney
Prices
Airlines
Delays
How far ahead should I book a flight from Cairns to Sydney?
The price you pay for your flight from Cairns to Sydney may vary depending on when you book. For the best chance of a lower fare, look to book 90 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from Cairns to Sydney?
Currently, January is the cheapest month in which you can book a flight from Cairns to Sydney (average of $161). Flying from Cairns to Sydney in March is currently the most expensive (average of $254). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from CNS to SYD?
Find hourly flight availability from Cairns to Sydney. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 9, 2026.
It’s optimal to fly from Cairns to Sydney in the evening. By choosing this option you can save up to 90% on the cost of your flight, compared to a flight at noon.
How often are flights from Cairns to Sydney delayed?
About 13% of weekly flights between Cairns and Sydney have experienced delays in the past year, with the average delay time being 98 minutes.
What is the most punctual flight time for Cairns to Sydney flights?
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Sunday tends to have the lowest number of delays on this route, whereas Thursday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Cairns to Sydney flights?
Over the last year, Jetstar have had the lowest number of delays on this route, with just 13% of flights being delayed.
Reviews of airlines servicing Sydney
Get insights into the airlines that provide service to Sydney. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Sydney. Reviews last updated September 9, 2026.
Read through reviews of airlines operating flights from Cairns to Sydney, such as Jetstar. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Boarding
6.7
Overall
6.5
Food
5.7
Crew
7.3
Entertainment
5.0
Comfort
6.4
Reviews
1 / 20
10.0
ExcellentSteven,Aug 2026
BNE - MEL
Boarding
6.7
Overall
6.5
Food
5.7
Crew
7.3
Entertainment
5.0
Comfort
6.4
Reviews
1 / 20
10.0
ExcellentSteven,Aug 2026
BNE - MEL
Related info for your journey
Find useful and relevant information for your journey from Cairns to Sydney. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Sydney?
Book flights to Sydney if you plan to visit one of these locationsParramatta
Wollongong
Coogee
Manly
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Top airline flying from Cairns to Sydney
Discover the top airline that operate flights from Cairns to Sydney. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated September 9, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$72 | Average$292 | FlexibilityNo cancel fee | On-time74% |