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Cheap Flights from Cairns to Port Moresby

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Compare Cairns to Port Moresby flight deals

Find the cheapest month or even day of the year to fly to Port Moresby

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Flight deals from Cairns to Port Moresby

Looking for a cheap last-minute deal or the best return flight from Cairns to Port Moresby? Find the lowest prices on one-way and return tickets right here.
Port Moresby.R 3,607 per passenger.Departing Wed, 20 Aug.One-way flight with Air Niugini.Outbound direct flight with Air Niugini departs from Cairns on Wed, 20 Aug, arriving in Port Moresby.Price includes taxes and charges.From R 3,607, select.
Port Moresby.R 3,607 per passenger.Departing Fri, 6 Jun.One-way flight with Air Niugini.Outbound direct flight with Air Niugini departs from Cairns on Fri, 6 Jun, arriving in Port Moresby.Price includes taxes and charges.From R 3,607, select.
Port Moresby.R 3,607 per passenger.Departing Tue, 2 Dec.One-way flight with Air Niugini.Outbound direct flight with Air Niugini departs from Cairns on Tue, 2 Dec, arriving in Port Moresby.Price includes taxes and charges.From R 3,607, select.
Port Moresby.R 3,628 per passenger.Departing Sat, 11 Oct.One-way flight with Air Niugini.Outbound direct flight with Air Niugini departs from Cairns on Sat, 11 Oct, arriving in Port Moresby.Price includes taxes and charges.From R 3,628, select.
Port Moresby.R 3,628 per passenger.Departing Sat, 1 Nov.One-way flight with Air Niugini.Outbound direct flight with Air Niugini departs from Cairns on Sat, 1 Nov, arriving in Port Moresby.Price includes taxes and charges.From R 3,628, select.
Port Moresby.R 3,648 per passenger.Departing Tue, 15 Jul.One-way flight with Air Niugini.Outbound direct flight with Air Niugini departs from Cairns on Tue, 15 Jul, arriving in Port Moresby.Price includes taxes and charges.From R 3,648, select.
Port Moresby.R 3,648 per passenger.Departing Thu, 18 Sep.One-way flight with Air Niugini.Outbound direct flight with Air Niugini departs from Cairns on Thu, 18 Sep, arriving in Port Moresby.Price includes taxes and charges.From R 3,648, select.
Port Moresby.R 4,357 per passenger.Departing Tue, 6 Jan.One-way flight with Air Niugini.Outbound direct flight with Air Niugini departs from Cairns on Tue, 6 Jan, arriving in Port Moresby.Price includes taxes and charges.From R 4,357, select.

Find the cheapest month to fly from Cairns to Port Moresby

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Cairns to Port Moresby flights are currently cheapest in June.
May
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Jun
from R 3,607
Jul
from R 3,648
Aug
from R 3,607
Sep
from R 3,648
Oct
from R 3,628
Nov
from R 3,628
Dec
from R 3,607
Jan
from R 4,357
Feb
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Mar
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Apr
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Direct flights from Cairns to Port Moresby

Cairns to Port Moresby: Alternative routes

Compare routes from Cairns to Port Moresby below. You may find an airport to fly into that's cheaper, faster, or easier than Port Moresby.

Cairns to Port Moresby: Flight information

The things to know before you go.
Cheapest flight foundR 3,607
Cheapest month to flyDecember
Average flight time1 hr, 30 mins
Most popular airlineAir Niugini
Average flights per week2

Finding cheap flights from Cairns to Port Moresby: Frequently asked questions

The best price we found for a return flight from Cairns to Port Moresby is R 6,607. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
1 hour and 30 minutes is the average flight time from Cairns to Port Moresby.
Air Niugini flies direct from Cairns to Port Moresby.
As of May 2025, there are 2 flights per week flying from Cairns to Port Moresby.
The cheapest month to fly from Cairns to Port Moresby is usually May 2025.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Cairns Airport to Port Moresby Airport on Saturday, 7 June 2025.
Yes – the average flight time is 1 hour and 30 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Port Moresby but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Port Moresby is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Air Niugini offers the cheapest flight tickets to Port Moresby.

Travelling from Cairns Airport (CNS) to Jacksons International Airport (POM): what you need to know

  • Around 1 hour 30 minutes is how long you'll be travelling on a direct flight from Cairns Airport to Jacksons International Airport.

  • Port Moresby's timezone is UTC+10, which is the same as Cairns.

  • Every week, there are nine Cairns Airport to Jacksons International Airport flights. If you want to get going as early as possible, jump on the 07:00 Air Niugini flight. If you're eager to make the most of your day before you fly, the last flight is at 11:55 with Air Niugini.

  • Give yourself enough time to make your CNS to POM flight. As a general rule, arrive two hours before international departures and an hour ahead for domestic flights.

  • You can expect bigger queues in popular months like July. Arriving up to four hours ahead of international flights and two hours for a domestic departure is a wise move.

  • Air Niugini is your gateway to exploring Port Moresby (and perhaps some other great corners of Papua New Guinea!). Check out the direct flights from Cairns Airport to Jacksons International Airport offered by this popular airline.

  • Most travellers choose to fly with Air Niugini on this route.

  • Take a detour to a new city or break up your flight with a stopover. Just uncheck 'Direct flights only' to see your options when searching for tickets from Cairns Airport to Jacksons International Airport. Many passengers pass through Brisbane Airport when flying between CNS and POM.

How to find the cheapest flights from Cairns Airport (CNS) to Jacksons International Airport (POM)

  • R 3,607 is the lowest price for a one-way Cairns Airport to Jacksons International Airport flight. Return flights start at R 6,607. These fares may change depending on availability and demand.

  • To score cheap tickets from CNS to POM, book your trip one month before your departure date.

  • Organise your trip for December. That's the cheapest month for flights from Cairns Airport to Jacksons International Airport. If you have flexibility with your dates, use the 'Whole month' tool to find the cheapest price across each month.

  • Getting your hands on cheap flights from CNS to POM is a breeze with Price Alerts. All you need to do is set up one of these automatic alerts and we'll get in touch when a lower fare pops up.

  • Tailor your trip with filters. Pick your departure and arrival times, airlines and total journey duration. You can also sort your results by 'Cheapest,' 'Fastest' or 'Best' flights from Cairns Airport to Jacksons International Airport.

Handy information about Cairns Airport (CNS)

  • 71.55% of flights that depart Cairns Airport arrive at their destination on time.

  • Cairns Airport is about 6 kilometres from central Cairns. If you're ride-sharing, catching a cab or driving from the centre, it'll take you 10 minutes or so to arrive, depending on the traffic.

  • Planning to take public transport? Expect a trip time of around 1 hour 25 minutes.

  • Get your travels off to a leisurely start by staying near CNS. Whether you've booked an early flight from Cairns Airport to Jacksons International Airport or just don't want to be rushed, these hotels have you covered:

Arriving at Jacksons International Airport (POM)

Getting from Jacksons International Airport (POM) to central Port Moresby

  • From Jacksons International Airport, Port Moresby is approximately 10 kilometres away. It takes around 15 minutes to drive to the centre.

When to fly to Jacksons International Airport (POM)

  • June is the busiest month for flights from Cairns Airport to Jacksons International Airport. For smaller crowds, head to Port Moresby in February.

  • Lock in your flight from Cairns Airport to Jacksons International Airport for December if you want to go to Port Moresby during its warmest month. Expect temperatures of between 23ºC (73ºF) and 31ºC (88ºF).

  • August has average temperatures of between 20ºC (68ºF) and 29ºC (84ºF). Look for cheap tickets from CNS to POM sometime around then if you want to travel when it's cooler.

Explore more of Papua New Guinea

  • Lae is just one of the many places in Papua New Guinea waiting to be explored after you've seen Port Moresby. Around 306 kilometres away to the north, check out popular attractions including Lae War Cemetery, Lae Botanic Gardens and Amelia Earhart Memorial Lae PNG.

  • Next? Head for Popondetta. It's around 145 kilometres north-east of Port Moresby and boasts highlights like Doreen Park.

Plan the rest of your trip from Cairns to Port Moresby

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.