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$226+ Cheap flights from Louisville

This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 21/1. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
SDF — SYD
18 Oct — 25 Oct1
1 adult
1 adult, Economy

What to know about flights from Louisville

Discover essential information about flights departing from Louisville, including flight schedules, destinations, airlines operating at the Louisville airport, and any specific guidelines or requirements for travellers. Please note that the information is based on the most recent updates available. Data last updated 18 September 2025.

Good round-trip deal

$1,210 or less
Price to beat on a round-trip flight from Louisville Intl.
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Find flights from Louisville

Cheapest flights from Louisville
Explore the most affordable flight options available from Louisville. Find the lowest fares based on data from user searches, with prices last updated on 18 September 2025.

Fri 31/1009:00SDF - MEL
2 stops32h 30mUnited Airlines
Fri 7/1111:30MEL - SDF
2 stops24h 24mUnited Airlines
Deal found 15/9$1,469
Sat 7/215:22SDF - MEL
2 stops26h 08mUnited Airlines
Sat 21/213:00MEL - SDF
2 stops24h 59mUnited Airlines
Deal found 18/9$1,470
Mon 16/215:20SDF - MEL
2 stops26h 40mUnited Airlines
Fri 20/213:00MEL - SDF
2 stops24h 59mUnited Airlines
Deal found 17/9$1,781
Sat 1/1117:57SDF - SYD
2 stops24h 08mUnited Airlines
Sat 8/1111:50SYD - SDF
1 stop26h 07mUnited Airlines
Deal found 17/9$1,838
Tue 27/114:05SDF - SYD
2 stops24h 15mUnited Airlines
Sat 7/211:50SYD - SDF
1 stop24h 04mUnited Airlines
Deal found 17/9$1,845
Sat 13/1209:00SDF - SYD
2 stops32h 05mUnited Airlines
Sun 28/1211:20SYD - SDF
2 stops24h 39mUnited Airlines
Deal found 17/9$1,851
Sun 2/1115:11SDF - SYD
2 stops25h 19mDelta
Sun 9/1110:40SYD - SDF
2 stops29h 26mDelta
Deal found 18/9$1,853
Thu 11/1206:00SDF - SYD
2 stops34h 30mDelta
Sat 27/1210:40SYD - SDF
2 stops38h 53mDelta
Deal found 17/9$1,908
Sat 1/1114:02SDF - MEL
2 stops27h 58mUnited Airlines
Sat 8/1113:00MEL - SDF
2 stops24h 57mUnited Airlines
Deal found 16/9$1,911
Thu 11/1206:00SDF - SYD
2 stops34h 30mDelta
Tue 30/1214:15SYD - SDF
2 stops35h 18mDelta
Deal found 17/9$1,932
Thu 13/1108:00SDF - SYD
2 stops33h 15mUnited Airlines
Mon 17/1111:50SYD - SDF
1 stop24h 04mUnited Airlines
Deal found 17/9$1,991
Wed 4/309:05SDF - SYD
2 stops32h 00mUnited Airlines
Sat 7/311:50SYD - SDF
1 stop23h 45mUnited Airlines
Deal found 17/9$2,006

Find flights from Louisville within your budget

 
Find flights departing from Louisville that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 18 September 2025. In the last 7 days, Cheapflights users made a total of 647,157 searches

Fly to

Sydney

Route

Depart

Return

Price

LouisvilleMelbourne

SDF - MEL

SDFMEL

Louisville Intl

Sat 7/2

15:22-09:30

2 stops26h 08m

Melbourne

Sat 21/2

13:00-21:59

2 stops24h 59m

$1,470

LouisvilleMelbourne

SDF - MEL

SDFMEL

Louisville Intl

Mon 16/2

13:55-09:30

2 stops27h 35m

Melbourne

Fri 20/2

11:30-20:14

2 stops24h 44m

$1,781

LouisvilleMelbourne

SDF - MEL

SDFMEL

Louisville Intl

Wed 5/11

15:35-09:30

2 stops25h 55m

Melbourne

Thu 13/11

13:00-09:59

2 stops36h 59m

$1,781

LouisvilleSydney

SDF - SYD

SDFSYD

Louisville Intl

Sat 1/11

17:57-09:05

2 stops24h 08m

Sydney Kingsford Smith

Sat 8/11

11:20-19:54

2 stops24h 34m

$1,838

LouisvilleSydney

SDF - SYD

SDFSYD

Louisville Intl

Sun 2/11

15:35-09:05

2 stops25h 30m

Sydney Kingsford Smith

Sun 9/11

11:50-19:54

1 stop24h 04m

$1,845

LouisvilleSydney

SDF - SYD

SDFSYD

Louisville Intl

Sun 14/12

09:00-06:20

2 stops29h 20m

Sydney Kingsford Smith

Mon 29/12

12:10-22:24

2 stops26h 14m

$1,851

LouisvilleSydney

SDF - SYD

SDFSYD

Louisville Intl

Mon 15/12

09:00-09:05

2 stops32h 05m

Sydney Kingsford Smith

Wed 31/12

11:20-22:30

2 stops27h 10m

$1,851

LouisvilleSydney

SDF - SYD

SDFSYD

Louisville Intl

Tue 16/12

12:20-09:15

2 stops28h 55m

Sydney Kingsford Smith

Mon 29/12

11:50-21:54

1 stop26h 04m

$1,851

LouisvilleSydney

SDF - SYD

SDFSYD

Louisville Intl

Sun 14/12

09:00-09:05

2 stops32h 05m

Sydney Kingsford Smith

Tue 30/12

11:20-22:30

2 stops27h 10m

$1,851

LouisvilleSydney

SDF - SYD

SDFSYD

Louisville Intl

Sun 14/12

09:00-06:20

2 stops29h 20m

Sydney Kingsford Smith

Sun 28/12

11:20-19:59

2 stops24h 39m

$1,851

Flights are sorted by cheapest return flights first.

Deals found on 18/9

Showing 1-10 of 50 results
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Best time to book a flight from Louisville

Have a flexible travel schedule? Discover the best time to fly from Louisville with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Louisville

Get recent, data-driven insights about flights from Louisville including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Louisville?

Currently, October is the cheapest month in which you can book a flight from Louisville (average of $607). Flying from Louisville in January will prove the most costly (average of $1,608). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

Which airlines fly from Louisville?

When flying from Louisville check dates and pricing for the following: United Airlines. As it departs for the following popular destinations: Sydney.

United Airlines
United Airlines
From $899

What are popular destinations to fly to from Louisville?

Louisville offers frequent flights to Chicago (535 flights per day), Atlanta (265 flights per day) and Detroit (186 flights per day).

Detroit
Detroit
From $807

What is the cheapest place to fly to from Louisville?

The cheapest city to fly to from Louisville is Detroit, with prices starting at $1,210. Explore other affordable destinations below.

Detroit
Detroit
From $807

Airline reviews for flights from Louisville

Get insights into the airlines that provide service from Louisville. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing airline for your flight from Louisville. In the last 7 days, Cheapflights users made a total of 647,157 searches.
Read reviews from past customers who have flown United Airlines from Louisville. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,926 reviews
Check prices

Entertainment

7.1

Overall

7.4

Boarding

7.7

Comfort

7.3

Crew

8.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Julia,Sept 2025

BUF - DEN

The staff were amazing, from check in to boarding and on the flight. The range of entertainment options were really good as well.
United Airlines
7.4
Good
8,926 reviews
United Airlines
7.4
Good
8,926 reviews
Check prices

Entertainment

7.1

Overall

7.4

Boarding

7.7

Comfort

7.3

Crew

8.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Julia,Sept 2025

BUF - DEN

The staff were amazing, from check in to boarding and on the flight. The range of entertainment options were really good as well.

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Related info for your journey

Access useful and relevant information related to your journey from Louisville. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 18 September 2025.

  • What are the most popular destinations to fly to from Louisville?

    For the current month, the most popular flights from Louisville are Boston, Fort Lauderdale, Denver. Fort Lauderdale, Boston, Denver are the most popular locations from Louisville year round.

  • What is the cheapest flight from Louisville to anywhere?

    Users have flown out of Louisville for as low as $1,210 to Detroit Metropolitan Wayne County Airport (prices may vary depending on the airline and departure time). On average, users have booked flights for $1,210 to fly from Louisville.

  • What is the cheapest month to fly from Louisville?

    Currently, the cheapest month for flights from Louisville is October. The most expensive month for flights is January. The cheapest prices are shown above but prices will vary according to departure times, airlines, class and how early you book.

  • How does Cheapflights help users find flights from Louisville?

    Cheapflights helps you search for flights from Louisville via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

  • Why should you use Cheapflights to find cheap flight tickets from Louisville?

    By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights from Louisville.

  • Can Cheapflights find flights from Louisville with no change fees?

    Yes, we can. To see specific flights from Louisville with no change fees, users can toggle flexible booking options after using the search form above to find flights.

  • Can Cheapflights notify me if prices for flights from Louisville become cheaper?

    Not ready to book yet? You can track prices for flights from Louisville on Cheapflights with our Price Alerts feature and get notified when better prices are available.

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Fly with Cheapflights

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How does Cheapflights help users find flights from Louisville?

Cheapflights helps you search for flights from Louisville via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Louisville?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights from Louisville.

Can Cheapflights find flights from Louisville with no change fees?

Yes, we can. To see specific flights from Louisville with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Louisville become cheaper?

Not ready to book yet? You can track prices for flights from Louisville on Cheapflights with our Price Alerts feature and get notified when better prices are available.

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