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Nantucket

$353+ Cheap flights from Louisville to Nantucket (SDF - ACK)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/4. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — ACK
Aug 22 — Aug 291
Sat 8/22
Sat 8/29
1 adult, Economy
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Cheap flight deals from Louisville to Nantucket

Cheapest flights from Louisville to Nantucket
Explore the most affordable flight options available from Louisville to Nantucket. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 23, 2026.

This American Airlines deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/2610:08 am
SDF
-
ACK
1 stop6h 32m
American Airlines
Tue 8/43:38 pm
ACK
-
SDF
1 stop7h 25m
American Airlines
Deal found 7/18$358
This American Airlines deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/47:12 pm
SDF
-
ACK
2 stops14h 09m
American Airlines
Sun 9/612:53 pm
ACK
-
SDF
1 stop4h 55m
American Airlines
Deal found 7/22$388
This American Airlines deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/157:18 pm
SDF
-
ACK
2 stops14h 47m
American Airlines
Tue 8/1812:53 pm
ACK
-
SDF
1 stop4h 55m
American Airlines
Deal found 7/19$407
This Delta deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/268:10 am
SDF
-
ACK
2 stops7h 38m
Delta
Tue 8/44:40 pm
ACK
-
SDF
2 stops7h 54m
Delta
Deal found 7/20$444
This United Airlines deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/299:00 am
SDF
-
ACK
1 stop6h 49m
United Airlines
Tue 9/14:15 pm
ACK
-
SDF
1 stop6h 44m
United Airlines
Deal found 7/22$485

Find flight deals from Louisville to Nantucket

Discover tips and strategies to find the most affordable flight options for your journey from Louisville (SDF) to Nantucket (ACK). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 23, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$358
(American Airlines)

One-way from

$353
(American Airlines)

Popular in

April

Cheapest in

October

Average price

$434
Provider with most accurate pricing for Louisville Intl-Nantucket Memorial flight deals.
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Provider most trusted by Cheapflights users for Louisville Intl-Nantucket Memorial flights.
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From Louisville Intl to Nantucket Memorial
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One-way flight from Louisville Intl to Nantucket Memorial
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($41 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
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Average for round-trip flights in July 2026
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Louisville to Nantucket that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 23, 2026.
Use the filters below to find and compare flights from Louisville to Nantucket that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LouisvilleNantucket

SDF - ACK

SDFACK

Louisville Intl

Fri 9/4

6:30 pm-1:34 pm

1 stop19h 04m

Nantucket Memorial

Sun 9/6

10:35 am-2:51 pm

1 stop4h 16m

$436

LouisvilleNantucket

SDF - ACK

SDFACK

Louisville Intl

Sat 8/15

7:18 pm-10:05 am

2 stops14h 47m

Nantucket Memorial

Tue 8/18

10:37 am-9:31 pm

2 stops10h 54m

$475
Quickest round-trip

LouisvilleNantucket

SDF - ACK

SDFACK

Louisville Intl

Sat 8/29

9:00 am-3:49 pm

1 stop6h 49m

Nantucket Memorial

Tue 9/1

9:50 am-7:07 pm

2 stops9h 17m

$491

LouisvilleNantucket

SDF - ACK

SDFACK

Louisville Intl

Fri 8/7

7:12 pm-9:21 am

2 stops14h 09m

Nantucket Memorial

Mon 8/10

12:53 pm-5:48 pm

1 stop4h 55m

$492
Cheapest one-way
Quickest one-way

LouisvilleNantucket

SDF - ACK

SDFACK

Louisville Intl

Fri 9/4

7:12 pm-10:27 am

2 stops15h 15m

$358

LouisvilleNantucket

SDF - ACK

SDFACK

Louisville Intl

Thu 9/3

3:21 pm-10:07 am

1 stop18h 46m

$486

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/22

Sorted by cheapest first
  • Most accurate provider: When it comes to deals on Louisville-Nantucket flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Louisville-Nantucket flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Louisville-Nantucket flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Louisville-Nantucket flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Louisville-Nantucket flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Louisville to Nantucket

Have a flexible travel schedule? Discover the best time to fly to Nantucket from Louisville with our price prediction graph.
Estimated round-trip 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.

Related info for your journey

Find useful and relevant information for your journey from Louisville to Nantucket. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Louisville to Nantucket?

    There are many flights that can get you from Louisville to Nantucket in 6h 49m. Fly via American Airlines or United Airlines to get the fastest option. Louisville and Nantucket are separated by a distance of 858 mi. This flight may include one or multiple stops.

  • Can I find deals for flights from Louisville to Nantucket that include hotel bookings?

    Yes. In addition to deals on Louisville to Nantucket flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Louisville to Nantucket?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Louisville to Nantucket.

  • Can I find deals for business class flights from Louisville to Nantucket?

    Yes. Cheapflights offers flight deals from Louisville to Nantucket by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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