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Nantucket

$258+ Cheap flights from Louisville to Nantucket (SDF - ACK)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/26. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — ACK
Feb 7 — Feb 141
Sat 2/7
Sat 2/14
1 adult, Economy
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Cheap 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 January 8, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Popular in

January

Cheapest in

September

Average price

$381
Provider with most accurate pricing for Louisville Intl-Boston Logan Intl flight deals.
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Provider most trusted by Cheapflights users for Louisville Intl-Boston Logan Intl flights.
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Highest demand for flights based on searches. 4% potential increase in price ($16 potential increase over avg. RT price).
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Cheapest flight prices on average. 0% potential price decrease ($2 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Find 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 January 8, 2026.

This Delta deal was found by Cheapflights users on 1/6. 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 7/266:05 amSDF - ACK
1 stop7h 19mDelta
Wed 8/510:00 amACK - SDF
1 stop6h 27mDelta
Deal found 1/6$258
This Delta deal was found by Cheapflights users on 1/7. 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 7/266:05 amSDF - ACK
1 stop7h 19mDelta
Tue 8/410:00 amACK - SDF
1 stop6h 27mDelta
Deal found 1/7$290
This Delta deal was found by Cheapflights users on 1/7. 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.
Thu 8/611:45 amSDF - ACK
1 stop6h 20mDelta
Tue 8/1110:00 amACK - SDF
1 stop6h 27mDelta
Deal found 1/7$348

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.

Cheapflights Insights

Everything you need to know about your flight from Louisville to Nantucket

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

Currently, May is the cheapest month in which you can book a flight from Louisville to Nantucket (average of $130). Flying from Louisville to Nantucket in June is currently the most expensive (average of $259). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Nantucket

Get insights into the airlines that provide service to Nantucket. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Nantucket. Reviews last updated January 8, 2026.
Peruse reviews from past customers who have flown with American Airlines from Louisville to Nantucket to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.2
Good
11,094 reviews

Comfort

7.2

Overall

7.2

Boarding

7.5

Food

6.4

Crew

8.0

Entertainment

6.9

Reviews

1 / 20
10.0
Excellent

Jeremy,Dec 2025

OKC - CLT

Was an okay flight. Had extra seat empty beside me so was able to stretch a bit
American Airlines
7.2
Good
11,094 reviews
American Airlines
7.2
Good
11,094 reviews

Comfort

7.2

Overall

7.2

Boarding

7.5

Food

6.4

Crew

8.0

Entertainment

6.9

Reviews

1 / 20
10.0
Excellent

Jeremy,Dec 2025

OKC - CLT

Was an okay flight. Had extra seat empty beside me so was able to stretch a bit

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.

  • What is the cheapest airline to fly from Louisville to Nantucket round-trip?

    Currently priced at $209, American Airlines will fly you from Louisville to Nantucket and back. In addition to American Airlines, many other airlines offer competitively priced options for your trip.

  • 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.

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

    Currently, May is the cheapest month in which you can book a flight from Louisville to Nantucket (average of $130). Flying from Louisville to Nantucket in June is currently the most expensive (average of $259). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Top airline flying from Louisville to Nantucket

Discover the top airline that operate flights from Louisville to Nantucket. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 8, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$209Average$333FlexibilityNo cancel feeOn-time71%

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