SDF - SYD

$1,836 Find Cheap Flights from Louisville to Sydney – Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest return flight
$1,836
Typical prices: $1,729-$2,178
United Airlines
Fri 26/10Fri 2/11
SDF - SYD • 1 stop
Cheapest one-way flight
$2,335
Typical prices: $927-$1,176
United Airlines
Sun 30/12
SDF - SYD • 1 stop
Direct flights
Not available
There are currently no direct flights between Louisville and Sydney. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to travel
August
Cheapest • 12% price drop
November
Most popular
Good to know
+1
Good to know
+1
Top stopover airports
Houston George Bush Intcntl (IAH)
Cheapest • Avg $2,063 (return)
Dallas/Fort Worth (DFW)
Shortest trip • 22h 09m (one-way)
Insights
Insights
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We hope you enjoy your trip to Sydney!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Louisville to Sydney (SDF-SYD)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Louisville to Sydney

Mon, 26 Oct - Mon, 2 Nov
United Airlines Logo
14:10 - 07:00SDF  Louisville Intl-SYD Sydney Kingsford Smith
25h 50m2 stops Chicago O'Hare Intl Houston George Bush Intcntl
United Airlines Logo
09:20 - 13:23SYD  Sydney Kingsford Smith-SDF Louisville Intl
20h 03m1 stop Houston George Bush Intcntl
$1,836United Airlines
Sun, 14 Feb - Tue, 23 Feb
United Airlines Logo
07:05 - 07:00SDF  Louisville Intl-SYD Sydney Kingsford Smith
31h 55m1 stop Houston George Bush Intcntl
United Airlines Logo
13:20 - 23:55SYD  Sydney Kingsford Smith-SDF Louisville Intl
26h 35m2 stops San Francisco Chicago O'Hare Intl
$1,842United Airlines
Fri, 12 Feb - Tue, 23 Feb
Delta Logo
19:30 - 06:50SDF  Louisville Intl-SYD Sydney Kingsford Smith
67h 20m2 stops Atlanta Hartsfield-Jackson Los Angeles Los Angeles
Delta Logo
13:35 - 00:02SYD  Sydney Kingsford Smith-SDF Louisville Intl
26h 27m2 stops Los Angeles Los Angeles Atlanta Hartsfield-Jackson
$1,867Delta
Sun, 31 Jan - Thu, 11 Feb
Air New Zealand Logo
07:05 - 08:35SDF  Louisville Intl-SYD Sydney Kingsford Smith
33h 30m2 stops Houston George Bush Intcntl Auckland Intl
Air New Zealand Logo
19:25 - 19:35SYD  Sydney Kingsford Smith-SDF Louisville Intl
40h 10m2 stops Auckland Intl Houston George Bush Intcntl
$1,894Air New Zealand
Sun, 31 Jan - Thu, 11 Feb
United Airlines Logo
15:20 - 09:20SDF  Louisville Intl-SYD Sydney Kingsford Smith
26h 00m2 stops Denver Intl San Francisco
United Airlines Logo
09:20 - 13:33SYD  Sydney Kingsford Smith-SDF Louisville Intl
20h 13m1 stop Houston George Bush Intcntl
$1,905United Airlines
Tue, 8 Dec - Fri, 15 Jan
United Airlines Logo
15:35 - 07:00SDF  Louisville Intl-SYD Sydney Kingsford Smith
23h 25m1 stop Houston George Bush Intcntl
United Airlines Logo
09:15 - 19:35SYD  Sydney Kingsford Smith-SDF Louisville Intl
26h 20m1 stop Houston George Bush Intcntl
$1,907United Airlines
Sat, 13 Feb - Mon, 22 Feb
United Airlines Logo
15:50 - 07:00SDF  Louisville Intl-SYD Sydney Kingsford Smith
23h 10m1 stop Houston George Bush Intcntl
United Airlines Logo
09:20 - 16:54SYD  Sydney Kingsford Smith-SDF Louisville Intl
23h 34m2 stops Houston George Bush Intcntl Chicago O'Hare Intl
$1,912United Airlines
Thu, 29 Oct - Thu, 5 Nov
United Airlines Logo
15:45 - 07:00SDF  Louisville Intl-SYD Sydney Kingsford Smith
24h 15m1 stop Houston George Bush Intcntl
United Airlines Logo
09:20 - 20:33SYD  Sydney Kingsford Smith-SDF Louisville Intl
27h 13m1 stop Houston George Bush Intcntl
$1,975United Airlines
Sat, 13 Feb - Sat, 20 Feb
United Airlines Logo
09:32 - 07:00SDF  Louisville Intl-SYD Sydney Kingsford Smith
29h 28m1 stop Houston George Bush Intcntl
United Airlines Logo
09:20 - 21:30SYD  Sydney Kingsford Smith-SDF Louisville Intl
28h 10m1 stop Houston George Bush Intcntl
$1,977United Airlines
Thu, 11 Feb - Sat, 20 Feb
United Airlines Logo
15:50 - 09:05SDF  Louisville Intl-SYD Sydney Kingsford Smith
25h 15m2 stops Houston George Bush Intcntl Los Angeles Los Angeles
United Airlines Logo
09:20 - 16:54SYD  Sydney Kingsford Smith-SDF Louisville Intl
23h 34m2 stops Houston George Bush Intcntl Chicago O'Hare Intl
$1,982United Airlines
Booking Insights

Price, demand, and travel trends for Louisville to Sydney flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights from Louisville to Sydney with more confidence.

How much is a return flight from Louisville to Sydney?

Return flights from Louisville to Sydney start at $1,836. Prices are typical for this route right now, with typical return fares ranging from $1,729 to $2,178. The lowest price found in the past 5 days was $1,836 on United Airlines.

What's the cheapest day of the week to fly from Louisville to Sydney?

Wednesday is the cheapest day of the week to fly from Louisville to Sydney and is 12% cheaper than the average day. Saturday is the most expensive day with flight prices 15% higher than average. Based on deals found by KAYAK users in the last 12 months.

Find deals

Key details for Louisville to Sydney flights

Low season

February

Cheapest flight

$2,335
Best time to beat the crowds (9% less expensive on average)
Most popular time to fly and prices are also 4% lower on average.
Flights from Louisville to Sydney

When to book flights from Louisville to Sydney

Are your dates flexible? Find out the best times to travel from Louisville to Sydney based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price

Your Louisville to Sydney flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines, and booking questions.

  • Which airports can I use when flying from Louisville to Sydney?

    Flights from Louisville to Sydney usually depart from Louisville Intl (SDF) and arrive at Sydney Kingsford Smith (SYD).

  • Which cabin classes can I book on flights from Louisville to Sydney?

    Only Economy class is available on flights from Louisville to Sydney.

  • Which airports do connecting flights from Louisville to Sydney pass through?

    Connecting flights from Louisville to Sydney most commonly pass through:

    • Houston George Bush Intcntl (IAH) – 88% of one-stop connections
    • Dallas/Fort Worth (DFW) – 13% of one-stop connections
    Together, these airports account for 101% of one-stop bookings on this route.

  • Can I save money by using flexible dates for flights from Louisville to Sydney?

    Yes. Being flexible with your travel dates can save you up to 24% on the Louisville to Sydney route. Wednesday is the cheapest departure day at $1,668 return on average, while Saturday is the most expensive at $2,178, a difference of $510. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • What popular places can I visit in Sydney?

    Some of the most popular sights in Sydney are Darling Harbour, Circular Quay, and Central Railway Station. These are among the most viewed places in Sydney on KAYAK.

  • How long is a flight from Louisville to Sydney?

    A direct flight from Louisville to Sydney takes 0h 00m, covering 24,055 km.

  • Do I need a passport to fly from Louisville to Sydney?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • Have flight prices from Louisville to Sydney changed much recently?

    Yes. Based on fares seen in the past 5 days, return flight prices on this route showed a wide range, from about $1,836 to $12,178. That means the highest observed fare was about 7x higher than the lowest one.

  • How are flight prices from Louisville to Sydney looking right now?

    One-way fares from Louisville to Sydney are currently higher than usual. Average one-way flight prices are about $2,335, which is 133% above the typical average for this route.

  • How much time can I save by choosing a different stopover airport from Louisville to Sydney?

    Flying via Dallas/Fort Worth (DFW) gives the shortest average 1-stop total travel time of 22h 09m, compared to 24h 06m via Houston George Bush Intcntl (IAH).

  • What is the time difference between Louisville and Sydney?

    Sydney is 14 hours ahead of Louisville (Eastern Australia Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

  • Which car hire options are available at Sydney Kingsford Smith Airport (SYD)?

    Sydney Kingsford Smith Airport (SYD) hosts 5 major car hire companies, with daily rates starting from around $14 for economy cars. Top options include:
    • Bargain Car Rentals
    • East Coast Car Rentals
    • EverythingFleet
    • YESDRIVE CAR RENTAL
    • No Birds

  • How much should I expect to pay for a Louisville to Sydney flight?

    Return flights from Louisville to Sydney range from $1,729 to $2,178, with an average of $1,892 over the past 12 months. Anything below $1,729 counts as a good deal.

Your guide to booking Louisville to Sydney flights

Get tips on when to book, when to fly, and what to know before your trip.
  • If your dates are flexible, aim for a Wednesday departure instead of Saturday. On this route, Wednesday flights average $1,668 – about $510 less than Saturday (23% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Louisville to Sydney trip for August. Fares historically average $1,668 return in that month – typically $859 less than the most expensive month, which is December (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Sydney Kingsford Smith Airport.
    - Travelodge Hotel Sydney Airport
    - Rydges Sydney Airport Hotel
    - ibis budget Sydney Airport

More options for your flight from Louisville to Sydney

Complete your trip to Sydney with a hotel stay or car hire

Car hire in Sydney
Hotels in Sydney
Holidays in Sydney