Cheap Flights from Louisville (SDF) to Sydney (SYD)

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Travellers and cabin class, 1 Adult, Economy

Compare Louisville Muhammad Ali International 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 Louisville Muhammad Ali International to Sydney

Looking for a cheap last-minute deal or the best return flight from Louisville Muhammad Ali International Airport to Sydney Airport? If you want to travel next month, return fares start from $1,877. Find the lowest prices on one-way and return tickets right here.

Sydney.$1,824 per passenger.Departing Mon, 26 Oct, returning Mon, 2 Nov.Return flight with United.Outbound indirect flight with United, departs from Louisville Muhammad Ali International on Mon, 26 Oct, arriving in Sydney.Inbound indirect flight with United, departs from Sydney on Mon, 2 Nov, arriving in Louisville Muhammad Ali International.Price includes taxes and charges.From $1,824, select.

Sydney.$1,825 per passenger.Departing Wed, 4 Nov, returning Tue, 17 Nov.Return flight with United.Outbound indirect flight with United, departs from Louisville Muhammad Ali International on Wed, 4 Nov, arriving in Sydney.Inbound indirect flight with United, departs from Sydney on Tue, 17 Nov, arriving in Louisville Muhammad Ali International.Price includes taxes and charges.From $1,825, select.

Sydney.$1,877 per passenger.Departing Wed, 21 Oct, returning Wed, 28 Oct.Return flight with Qantas.Outbound indirect flight with Qantas, departs from Louisville Muhammad Ali International on Wed, 21 Oct, arriving in Sydney.Inbound indirect flight with Qantas, departs from Sydney on Wed, 28 Oct, arriving in Louisville Muhammad Ali International.Price includes taxes and charges.From $1,877, select.

Sydney.$2,043 per passenger.Departing Sat, 12 Dec, returning Sun, 10 Jan.Return flight with Qantas.Outbound indirect flight with Qantas, departs from Louisville Muhammad Ali International on Sat, 12 Dec, arriving in Sydney.Inbound indirect flight with Qantas, departs from Sydney on Sun, 10 Jan, arriving in Louisville Muhammad Ali International.Price includes taxes and charges.From $2,043, select.

Sydney.$2,117 per passenger.Departing Sun, 7 Feb, returning Sat, 13 Feb.Return flight with United.Outbound indirect flight with United, departs from Louisville Muhammad Ali International on Sun, 7 Feb, arriving in Sydney.Inbound indirect flight with United, departs from Sydney on Sat, 13 Feb, arriving in Louisville Muhammad Ali International.Price includes taxes and charges.From $2,117, select.

Sydney.$2,142 per passenger.Departing Sun, 23 May, returning Thu, 3 Jun.Return flight with Qantas.Outbound indirect flight with Qantas, departs from Louisville Muhammad Ali International on Sun, 23 May, arriving in Sydney.Inbound indirect flight with Qantas, departs from Sydney on Thu, 3 Jun, arriving in Louisville Muhammad Ali International.Price includes taxes and charges.From $2,142, select.

Sydney.$2,271 per passenger.Departing Fri, 25 Sep, returning Tue, 29 Sep.Return flight with Cathay Pacific.Outbound indirect flight with Cathay Pacific, departs from Louisville Muhammad Ali International on Fri, 25 Sep, arriving in Sydney.Inbound indirect flight with Cathay Pacific, departs from Sydney on Tue, 29 Sep, arriving in Louisville Muhammad Ali International.Price includes taxes and charges.From $2,271, select.

Sydney.$2,389 per passenger.Departing Wed, 30 Dec, returning Wed, 3 Feb.Return flight with United.Outbound indirect flight with United, departs from Louisville Muhammad Ali International on Wed, 30 Dec, arriving in Sydney.Inbound indirect flight with United, departs from Sydney on Wed, 3 Feb, arriving in Louisville Muhammad Ali International.Price includes taxes and charges.From $2,389, select.

Sydney.$2,454 per passenger.Departing Mon, 11 Jan, returning Sun, 7 Feb.Return flight with United.Outbound indirect flight with United, departs from Louisville Muhammad Ali International on Mon, 11 Jan, arriving in Sydney.Inbound indirect flight with United, departs from Sydney on Sun, 7 Feb, arriving in Louisville Muhammad Ali International.Price includes taxes and charges.From $2,454, select.

Sydney.$4,017 per passenger.Departing Sat, 27 Mar, returning Sun, 18 Apr.Return flight with Qantas.Outbound indirect flight with Qantas, departs from Louisville Muhammad Ali International on Sat, 27 Mar, arriving in Sydney.Inbound indirect flight with Qantas, departs from Sydney on Sun, 18 Apr, arriving in Louisville Muhammad Ali International.Price includes taxes and charges.From $4,017, select.

Find the cheapest month to fly from Louisville Muhammad Ali International to Sydney

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

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Louisville Muhammad Ali International to Sydney: Alternative routes

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

Sydney

9km from central Sydney

ClosestCheapest

from $1,824

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Wollongong

86km from central Sydney

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Louisville to Sydney: Flight information

The things to know before you go.

Cheapest flight found	$1,824
Cheapest month to fly	October

Finding cheap flights from Louisville Muhammad Ali International to Sydney: Frequently asked questions

How much are return flights from Louisville Muhammad Ali International to Sydney?

The best price we found for a return flight from Louisville Muhammad Ali International to Sydney is $1,824. 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.

Which airlines fly direct from Louisville Muhammad Ali International to Sydney?

Currently, there are no airlines that fly direct from Louisville Muhammad Ali International to Sydney. But we found flights with one or more stops from $1,824.

How many flights are there a week from Louisville Muhammad Ali International to Sydney?

As of September 2026, there are no flights flying from Louisville Muhammad Ali International to Sydney.

When is the cheapest time to fly from Louisville Muhammad Ali International to Sydney?

The cheapest month to fly from Louisville Muhammad Ali International to Sydney is usually October.

Which upcoming date is cheapest to fly from Louisville Muhammad Ali International Airport to Sydney Airport on?

After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Louisville Muhammad Ali International Airport to Sydney Airport on Monday, 26 October 2026.

Can I get a direct flight from Louisville Muhammad Ali International Airport to Sydney Airport?

No airlines currently offer direct flights between Louisville Muhammad Ali International Airport and Sydney Airport. Most routes have one or more stops.

How can I find the best flight deal to Sydney?

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.

When is the best time to book flights to Sydney?

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.

Which is the cheapest airline to fly from Louisville Muhammad Ali International Airport to Sydney with?

Currently, United offers the cheapest flight tickets to Sydney.

Travelling from Louisville Muhammad Ali International Airport (SDF) to Sydney Airport (SYD): what you need to know

Sydney is 16 hours ahead of Louisville and follows the UTC+11 timezone.
Arriving two hours before an international flight and one hour ahead of a domestic departure are golden rules for stress-free travel. Show up at the airport on time to catch your SDF to SYD flight.
Flying during a peak time such as July? Major public holidays and other popular periods can result in longer lines and delays at airport checkpoints. Play it safe and arrive up to four hours ahead of international flights and two hours before domestic departures.
We make it a cinch to book a flight with a stopover. To see your options for tickets from Louisville Muhammad Ali International Airport to Sydney Airport, deselect 'Direct flights only.' Then, pick a flight offering a stop long enough to tour the city of your choice. Worthwhile stopovers between SDF and SYD include:
- Dallas Fort Worth International Airport
- Los Angeles International Airport
- Houston George Bush Intercntl. Airport

Handy information about Louisville Muhammad Ali International Airport (SDF)

SDF is located at 600 Terminal Drive.
77% of flights departing from Louisville Muhammad Ali International Airport touch down at their destination on time.
Louisville Muhammad Ali International Airport is around 16 kilometres from central Louisville. If you're driving, catching a taxi or ride-sharing from the centre, it'll take you 20 minutes or so to arrive, depending on the traffic.
You can expect a journey time of about 55 minutes on public transport.
Get your break off to a stress-free start by staying near SDF. Whether you have an early flight from Louisville Muhammad Ali International Airport to Sydney Airport or just don't want to be rushed, these hotels are the answer:

Arriving at Sydney Airport (SYD)

Reserve a hotel close to SYD if you're taking a late Louisville Muhammad Ali International Airport to Sydney Airport flight. Pick one of these options and skip the long transfer after landing:
Follow your own route with a Sydney Airport rental car. Pick up a set of wheels from simba car rental, Bargain Car Rentals or Yes Drive and experience more of Sydney and beyond.
Lock in the lowest price by reserving your vehicle from Sydney Airport around two weeks in advance of your trip.

Getting from Sydney Airport (SYD) to central Sydney

Sydney Airport to central Sydney has a drive time of about 20 minutes. It's approximately 8 kilometres away.
Getting there on public transport takes around 15 minutes.

When to fly to Sydney Airport (SYD)

The quietest month for a flight from Louisville Muhammad Ali International Airport to Sydney Airport is March, while July is the busiest. Choose the ideal time to go to Sydney based on whether you prefer a laid-back vibe or a more bustling atmosphere.
Lock in your flight from Louisville Muhammad Ali International Airport to Sydney Airport for January if you want to explore Sydney during its warmest month. Expect temperatures of between 17ºC (63ºF) and 32ºC (90ºF).
Search for cheap tickets from SDF to SYD in July if you like travelling in cooler conditions. Temperatures are at their lowest then, ranging between 5ºC (41ºF) and 19ºC (66ºF) on average.

Explore more of Australia

Sydney has plenty to offer, but there are so many other corners of Australia you should also see. Around 241 kilometres south-west of Sydney, a trip to Canberra will keep your itinerary packed. Start with attractions like National Gallery of Australia, National Portrait Gallery and Museum of Australian Democracy.
Newcastle is another well-known destination in Australia and is around 121 kilometres north-east of Sydney. No journey is complete without dropping by Merewether Beach, Nobbys Beach and Newcastle Beach.