Sydney to Cairns flights
The cheapest round trip we found from Sydney to Cairns is $180 (Dec 9 – 15, Nonstop), 14% below the usual $210.
SYD to CNS · Round trip · Economy · Prices per person in USD · Price found (1 day ago)
Cheapest found
Cheapest round trip by month
Lowest fare found per departure month| Month | Cheapest round trip |
|---|---|
| November 2026 | $506 |
| December 2026 | $180 (cheapest month) |
| January 2027 | $210 |
| February 2027 | No fares found yet |
| March 2027 | $209 |
| April 2027 | $215 |
Cheapest dates in the next 4 months
Round trip, per person-
Dec 9 – 15 6 nights · leave Wed$180 −14% vs usual$180 −14% vs usual Book
Jetstar Nonstop · 3h 00m -
Jan 28 – 30, 2027 2 nights · leave Thu$210$210 Book
Jetstar Nonstop · 3h 00m
-
Dec 2 – 8 6 nights · leave Wed$218$218 Book
Jetstar Nonstop · 3h 00m
-
Dec 3 – 8 5 nights · leave Thu$221 +5% vs usual$221 +5% vs usual Book
Jetstar Nonstop · 3h 00m
-
Dec 1 – 8 7 nights · leave Tue$225 +7% vs usual$225 +7% vs usual Book
Jetstar Nonstop · 3h 00m
-
Dec 2 – 9 7 nights · leave Wed$225 +7% vs usual$225 +7% vs usual Book
Jetstar Nonstop · 3h 00m
-
Dec 1 – 9 8 nights · leave Tue$229 +9% vs usual$229 +9% vs usual Book
Jetstar Nonstop · 3h 00m
-
Dec 2 – 7 5 nights · leave Wed$230 +10% vs usual$230 +10% vs usual Book
Jetstar Nonstop · 3h 00m
Prices change often. The booking site shows the final price before you pay. Other dates? Set an alert
Things to do in Cairns
Tickets and tours on KlookTo see tours and tickets here, turn on partner content in .
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Airport transfer to Cairns
Fixed prices from CNS on KiwitaxiTo see transfer prices here, turn on partner content in .
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Plan the rest of your trip
Cairns · Dec 9 – 15Partner links: we may earn a commission if you book, at no extra cost to you.
Good to know
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Flights to Cairns from other cities
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Sydney to Cairns: questions
How much does a flight from Sydney to Cairns cost?
The cheapest round trip we have found right now is $180, leaving December 9 and returning December 15. The usual price on this route is about $210, so this fare is 14% less. Prices are per person, economy, in USD.
What is the cheapest month to fly from Sydney to Cairns?
December 2026, with round trips from $180. The most expensive month in our data is November (from $506). Based on the 5 months ahead we have prices for.
Are there nonstop flights from Sydney to Cairns?
Yes. Nonstop from $180 round trip. 90% of the 20 date combinations we track are nonstop.
What is the cheapest day to fly from Sydney to Cairns?
Leaving on a Wednesday. Typical fare $222, vs $238 across all days.
Which airports do Sydney to Cairns flights use?
Sydney airports include Sydney (Kingsford Smith) (SYD) and Western Sydney (WSI). Cairns airports include Cairns (CNS). The prices on this page cover every airport in both cities (SYD and CNS are the city codes).
About this route
We track round-trip economy fares from Sydney (Australia) to Cairns (Australia) using Travelpayouts / Aviasales data. The cheapest round trip we've found is $180, departing December 9 and returning December 15 on a nonstop flight, about 14% below the usual $210. Right now we're following 20 upcoming date combinations on this route. The cheapest month to fly in our data is December, from $180. Prices are per person and were correct when found; the final price is set by the airline or booking site when you book.