Cheapest airlines flights from Sydney to Cairns

You can choose from 3 airlines that fly from Sydney to Cairns, including Jetstar Airways, Virgin Australia, and Qantas Airways. Jetstar Airways has lowest fares on this route.
Jetstar Airways logo Jetstar Airways
Virgin Australia logo Virgin Australia
Qantas Airways logo Qantas Airways
Airlines are determined based on actual purchased flight tickets from Sydney to Cairns according to previous 12 months data from Trip.com.

Search for direct flights from Sydney to Cairns in the next 3 months. Based on Trip.com's latest 7-day flight data, one-way direct flights start at US$65, and round-trip direct flights start at US$134.

Displayed flight fares from Sydney to Cairns are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Sydney to Cairns Flight Details

The distance between Sydney and Cairns is about 1,972.04 km. The average flying time from Sydney to Cairns is around 3 hours 9 minutes. Based on Trip.com's latest data, travel demand is highest in July. The off-season for travel is October.

Cheapest one-way flight priceUS$65
Cheapest return ticket priceUS$134
Cheapest monthOctober
Peak season for travelJuly
Flight distance1,972.04 km
Average flight time3 hours 9 minutes
Popular airlineJetstar Airways
Flight statistics for the Sydney–Cairns route are based on aggregated booking data from Trip.com over the past 12 months.

Trip.com Price Insights on Flights from Sydney to Cairns

Which month has the cheapest one-way flights from Sydney to Cairns?

The average price of one-way flights from Sydney to Cairns purchased by Trip.com users by month over the past 12 months.

Based on Trip.com’s data, the cheapest month for flights from Sydney to Cairns is September, with an average price of US$89; while the month with the highest flight price is usually April, with an average price of up to US$187.

US$187
US$138
US$89
US$40
    Cheapest
  • US$187
    Apr
  • US$90
    May
  • US$114
    Jun
  • US$142
    Jul
  • US$96
    Aug
  • US$89
    Sep
  • US$93
    Oct
  • US$106
    Nov
  • US$99
    Dec
  • US$96
    Jan
  • US$120
    Feb
  • US$109
    Mar

Which month has the cheapest round-trip flights from Sydney to Cairns?

The average price of round-trip flights from Sydney to Cairns purchased by Trip.com users by month over the past 12 months.

Based on data from Trip.com, the lowest prices for round-trip flights from Sydney to Cairns are found during August, with an average price of US$230. Conversely, the highest prices are found during April, with an average price of up to US$350.

US$350
US$290
US$230
US$170
    Cheapest
  • US$350
    Apr
  • US$252
    May
  • US$236
    Jun
  • US$281
    Jul
  • US$230
    Aug
  • US$241
    Sep
  • US$306
    Oct
  • US$260
    Nov
  • US$301
    Dec
  • US$258
    Jan
  • US$348
    Feb
  • US$286
    Mar

What is the cheapest day of the week to fly from Sydney to Cairns?

Average weekly flight prices from Sydney to Cairns by travel date (Based on Trip.com’s past 12 months of data)

Based on Trip.com’s past 12 months of flight data, the cheapest day to fly from Sydney to Cairns is Tuesday, with average prices lower than on other days. Avoid Friday, as prices are usually highest then.

US$175
US$158
US$141
US$124
  • US$170
    Mon
  • US$141
    Tue
  • US$145
    Wed
  • US$158
    Thu
  • US$175
    Fri
  • US$151
    Sat
  • US$154
    Sun

When is the cheapest day to fly from Sydney to Cairns during International Workers' Day?

Based on Trip.com's data over the past 3 days, these are the lowest one-way flight prices from Sydney to Cairns during International Workers' Day.

International Workers' Day is scheduled for May 1. The cheapest flights from Sydney to Cairns are available on Apr 28, with fares starting at US$70.

US$107
US$89
US$70
US$52
  • US$91
    27
    Apr
  • US$70
    28
  • US$73
    29
  • US$77
    30
  • US$90
    1
    May
  • US$71
    2
  • US$107
    3

Frequently Asked Questions

  • What are the cheapest flights from Sydney to Cairns (SYD-CNS)?

    Based on Trip.com data, Jetstar Airways offers one-way fares as low as US$65 on Cheapest nonstop routes (e.g. SYD to CNS on Wed, Apr 22), while Jetstar Airways offers Cheapest nonstop round-trips from US$134 departing on Thu, Apr 23 and returning on Mon, Apr 27.
  • At the moment, you can catch a nonstop flight from Sydney to Cairns with the following airlines, including: Jetstar Airways Virgin Australia Qantas Airways Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.
  • It takes about 3 hours 9 minutes to fly from Sydney to Cairns.
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Sydney to Cairns is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • Based on Trip.com data in the past 4 weeks, there is 86 flight per week flying from Sydney to Cairns. You can check the weekly schedule for popular airlines on this route below: Qantas Airways: S/M/T/W/T/F/S -- QF5872 (11:39)
  • To find best deals on flights from Sydney to Cairns, you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Wed, Apr 22, with one-way flights priced at just US$65.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Jetstar Airways.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for Cairns travel is around July.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Sydney to Cairns is October, when demand for travel is lower.
  • After crunching the numbers on our April flight calendar, it's currently cheapest to fly from Sydney to Cairns on April 27, 2026 with Jetstar Airways, with prices starting at US$138.
  • You can land at any one of the following hubs in Cairns, with Sydney Airport to Cairns Airport (SYD-CNS) is by far the most common option on this route: Cairns Airport (CNS).
  • The time difference between Cairns and Sydney is 0h.
  • Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.

Trip.com Airline Insights on Flights from Sydney to Cairns

Which airline offers the cheapest direct flights from Sydney to Cairns?

Data is based on the average price of all nonstop flights from Sydney to Cairns on Trip.com over the past 12 months.

Based on Trip.com’s data from the past 12 months, Jetstar Airways provides the lowest-priced direct flights from Sydney to Cairns, with fares starting at US$154.

US$118
US$154
US$191
US$228
US$264
Jetstar Airways
US$154
Jetstar Airways
Virgin Australia
US$192
Virgin Australia
Qantas Airways
US$264
Qantas Airways

Which airline operates the most flights from Sydney to Cairns?

Total flights from Sydney to Cairns across all airlines. (Based on Trip.com data from the past month)

Based on Trip.com’s data from the past month, Qantas Airways operates the most frequent flights from Sydney to Cairns, with 38 flights per week.

8
18
28
38
Qantas Airways
38
Qantas Airways
Jetstar Airways
27
Jetstar Airways
IndiGo
24
IndiGo
Hawaiian Airlines
22
Hawaiian Airlines
Singapore Airlines
18
Singapore Airlines
Virgin Australia
18
Virgin Australia

How many flights fly from Sydney to Cairns daily?

The data is based on the flight numbers for each day of the week from Sydney to Cairns within the Trip.com database over the past month.

Based on the past month's historical data from Trip.com, the number of flights from Sydney to Cairns is the highest on Saturday and the lowest on Wednesday.

209
173
136
100
Highest
168
Mon
147
Tue
136
Wed
148
Thu
168
Fri
209
Sat
201
Sun

Note: Prices shown on this page are the estimated lowest prices found in the last 24 hours and include all taxes and fees.

Book with no extra fees

Prices displayed on this page are all-inclusive (incl. taxes, fuel surcharges, Civil Aviation Development Fund, etc.), and all fees are clearly shown before you pay. Charges for checked baggage, onboard meals, Wi‑Fi, and other optional services are also included where applicable in the flight cards.

Real-time pricing updates

Prices, availability, and travel details on this page have been updated within the last 24 hours, and for many routes are refreshed in real time. The more popular the route, the more accurate and up-to-date the data.

Change & Cancellation Policy

Trip.com shows the change and cancellation rules for each ticket during the booking process, including all related fees and conditions. Please refer to the following scenarios:
Voluntary cancellation/change:
To request a change or cancellation, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and flight segment, and submit your request. Please note that additional charges may apply based on the airline’s fare rules.
Cancellation/change due to a flight schedule change:
If your flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For full details of change and cancellation policies, please refer to the customer support pages.