Cheap Flights from Portland to Sydney

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Compare Portland to Sydney flight deals

Find the cheapest month or even day of the year to fly to Sydney

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Flight deals from Portland to Sydney

Looking for a cheap last-minute deal or the best return flight from Portland to Sydney? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Portland to Sydney

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Portland to Sydney flights are currently cheapest in August.

Portland to Sydney: Alternative routes

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

Portland to Sydney: Flight information

The things to know before you go.
Cheapest flight foundRs119,013
Cheapest month to flyAugust

Finding cheap flights from Portland to Sydney: Frequently asked questions

The best price we found for a return flight from Portland to Sydney is Rs267,526. 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.
Currently, there are no airlines that fly direct from Portland to Sydney. But we found flights with one or more stops from Rs267,526.
As of May 2025, there are no flights flying from Portland to Sydney.
The cheapest month to fly from Portland to Sydney is usually May 2025.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Portland Airport to Sydney Airport on Thursday, 8 May 2025.
No airlines currently offer direct flights between Portland Airport and Sydney Airport. Most routes have one or more stops.
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 Sydney 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 Sydney is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, United offers the cheapest flight tickets to Sydney.

Flying from Portland International Airport (PDX) to Sydney (Kingsford Smith) Airport (SYD): what you need to know

  • Sydney's timezone is UTC+11, making Sydney 18 hours ahead of Portland.

  • Arriving two hours before an international flight and one hour ahead of a domestic departure are golden rules for stress-free travel. Be at the airport on time to board your PDX to SYD flight.

  • During popular months like July, you'll want to get to the airport earlier than normal. Arrive two hours before domestic departures and four hours ahead of an international flight whenever you're travelling during peak periods in general.

  • We make it a piece of cake to book a flight with a stopover. To see all your options for tickets from Portland International Airport to Sydney (Kingsford Smith) Airport, deselect 'Direct flights only.' Then, choose a flight offering a stop long enough to tour your chosen city. Stopovers between PDX and SYD include:

    • San Francisco International Airport

    • Daniel K. Inouye International Airport

    • Los Angeles International Airport

How to find the cheapest flights from Portland International Airport (PDX) to Sydney (Kingsford Smith) Airport (SYD)

  • The cheapest price we've seen for a one-way Portland International Airport to Sydney (Kingsford Smith) Airport flight is Rs119,013. A round-trip plane ticket right now is Rs267,526. Depending on the availability when you book, these fares could change.

  • It's usually smart to book in advance if you want to find cheap tickets from PDX to SYD. That's because airlines adjust prices based on demand, which tends to increase closer to departure.

  • Finding cheap flights from Portland International Airport to Sydney (Kingsford Smith) Airport is easy if you're flexible with your travel dates. Use the 'Whole month' search function to see the lowest prices across the month and land a great deal.

  • Picking up cheap flights from PDX to SYD is a piece of cake with Price Alerts. Simply set up one of these automatic alerts and we'll let you know when there's a better deal.

  • Tailor your flights using filters. Pick your arrival and departure times, total journey duration and airlines. You can also sort the results by 'Best,' 'Cheapest' or 'Fastest' flights from Portland International Airport to Sydney (Kingsford Smith) Airport.

Handy information about Portland International Airport (PDX)

  • PDX is located at 7000 NE Airport Way.

  • Portland International Airport maintains a strong on-time record, so you're unlikely to face delays. Departures from PDX make it to their destination as scheduled 83.65% of the time.

  • Central Portland to Portland International Airport is approximately 19 kilometres. Depending on traffic, it'll take you about 20 minutes to get there if you're driving, catching a cab or ride-sharing.

  • You can expect a journey time of about 45 minutes on public transport.

  • Looking for a handy hotel near PDX? If you're boarding an early flight from Portland International Airport to Sydney (Kingsford Smith) Airport, these stays will put you moments from your departure gate:

Arriving at Sydney (Kingsford Smith) Airport (SYD)

  • If you're getting in on a late Portland International Airport to Sydney (Kingsford Smith) Airport flight, nothing tops the convenience of being near the terminal. Grab your suitcases from the carousel and then be showered and resting not long after at one of these accommodation options near SYD:

  • Explore without limits with a Sydney (Kingsford Smith) Airport rental car. Book your wheels from simba car hire, Bargain Car Rentals or Yes Drive and chase adventure across Sydney and beyond.

  • Reserving your vehicle from Sydney (Kingsford Smith) Airport about two weeks ahead increases your chances of getting a good deal.

Getting from Sydney (Kingsford Smith) Airport (SYD) to central Sydney

  • Sydney (Kingsford Smith) Airport to the centre of Sydney has a drive time of about 20 minutes. It's approximately 18 kilometres away.

  • When travelling on public transport, expect a journey of about 25 minutes.

When to fly to Sydney (Kingsford Smith) Airport (SYD)

  • The quietest month for a flight from Portland International Airport to Sydney (Kingsford Smith) Airport is April, while April is the most popular. Choose the best time to visit Sydney based on whether you prefer a bustling atmosphere or a more laid-back vibe.

  • Lock in your flight from Portland International Airport to Sydney (Kingsford Smith) Airport for January if you'd like to visit Sydney during its warmest month. You can expect temperatures of between 17ºC and 32ºC.

  • Look for cheap tickets from PDX to SYD in July if you'd rather travel during cooler conditions. Temperatures are at their lowest around then, ranging between 5ºC and 19ºC on average.

Explore more of Australia

  • Canberra is just one of the many cities in Australia waiting to be explored once you've seen the sights of Sydney. Around 241 kilometres away to the south-west, top sights here include Australian War Memorial, National Gallery of Australia and Parliament House.

  • If you want to check out another major destination in Australia, head for Newcastle, roughly 121 kilometres north-east of Sydney. Newcastle Beach, Nobbys Beach and Merewether Beach are among the biggest draws.

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