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Saint Martin Island

$422+ Cheap flights from Louisville (SDF) to Saint Martin Island

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 10/10. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — SXM
Aug 5 — Aug 121
Tue 8/5
Tue 8/12
1 adult, Economy
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Cheap flight deals from Louisville to Saint Martin Island

Keep the following information in mind while searching for Louisville to Saint Martin Island flight deals. Data was last updated July 31, 2025.

Round-trip from

$422
(FlightHub)

Popular in

June

Cheapest in

October

Average price

$804
From Louisville Intl to Saint Martin Island
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($165 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($35 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2025
Search Deals

Find flight deals from Louisville to Saint Martin Island

Cheapest flights from Louisville to Saint Martin Island
Explore the most affordable flight options available from Louisville to Saint Martin Island. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2025.

This FlightHub deal was found by Cheapflights users on 7/30. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/108:40 pmSDF - SXM
1 stop17h 20mSpirit Airlines
Fri 10/173:05 pmSXM - SDF
1 stop28h 30mSpirit Airlines
Deal found 7/30$422
This Kiwi.com deal was found by Cheapflights users on 7/31. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/148:23 amSDF - SXM
1 stop29h 37mMultiple Airlines
Sun 9/2112:25 pmSXM - SDF
2 stops33h 39mMultiple Airlines
Deal found 7/31$542
This American Airlines deal was found by Cheapflights users on 7/31. 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 10/105:02 pmSDF - SXM
2 stops20h 35mAmerican Airlines
Fri 10/174:24 pmSXM - SDF
2 stops18h 19mAmerican Airlines
Deal found 7/31$591
This Delta deal was found by Cheapflights users on 7/30. 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.
Sat 11/296:00 amSDF - SXM
1 stop7h 35mDelta
Sat 12/64:00 pmSXM - SDF
1 stop8h 56mDelta
Deal found 7/30$798
This United Airlines deal was found by Cheapflights users on 7/30. 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 11/295:57 pmSDF - SXM
1 stop21h 00mUnited Airlines
Sat 12/65:00 pmSXM - SDF
2 stops21h 17mUnited Airlines
Deal found 7/30$881

Cheapflights Fare Finder

 
Customize your flight search to find flights from Louisville to Saint Martin Island 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 31, 2025.
Use the filters below to find and compare flights from Louisville to Saint Martin Island that are best for you.

Fly from

Louisville

Fly to

Saint Martin Island

Route

Depart

Return

Price

LouisvilleSimpson Bay

SDF - SXM

SDFSXM

Louisville Intl

Fri 10/10

8:40 pm-2:00 pm

1 stop17h 20m

Simpson Bay Princess Juliana

Fri 10/17

3:05 pm-7:35 pm

1 stop28h 30m

$422

LouisvilleSimpson Bay

SDF - SXM

SDFSXM

Louisville Intl

Sun 9/14

8:23 am-2:00 pm

1 stop29h 37m

Simpson Bay Princess Juliana

Sun 9/21

12:25 pm-10:04 pm

2 stops33h 39m

$542

LouisvilleSimpson Bay

SDF - SXM

SDFSXM

Louisville Intl

Sat 1/17

7:45 pm-4:10 pm

2 stops19h 25m

Simpson Bay Princess Juliana

Sat 1/24

4:15 pm-10:00 am

2 stops18h 45m

$591

LouisvilleSimpson Bay

SDF - SXM

SDFSXM

Louisville Intl

Sat 11/29

6:00 am-2:35 pm

1 stop7h 35m

Simpson Bay Princess Juliana

Sat 12/6

4:00 pm-11:56 pm

1 stop8h 56m

$798

LouisvilleSimpson Bay

SDF - SXM

SDFSXM

Louisville Intl

Sat 11/29

5:57 pm-3:57 pm

1 stop21h 00m

Simpson Bay Princess Juliana

Sat 12/6

5:00 pm-1:17 pm

2 stops21h 17m

$881

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

Best time to book a flight from Louisville to Saint Martin Island

Have a flexible travel schedule? Discover the best time to fly to Saint Martin Island 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 Saint Martin Island

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

Currently, September is the cheapest month in which you can book a flight from Louisville to Saint Martin Island (average of $459). Flying from Louisville to Saint Martin Island in March is currently the most expensive (average of $655). 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 Saint Martin Island

Get insights into the airlines that provide service to Saint Martin Island. 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 Saint Martin Island. Reviews last updated July 31, 2025.
Get a feel of what it's like to fly with Delta, United Airlines, and American Airlines from Louisville to Saint Martin Island by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,981 reviews

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,981 reviews
Delta
8.0
Very good
7,981 reviews

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,900 reviews
Delta
8.0
Very good
7,981 reviews

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,981 reviews

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Spirit Airlines
6.3
Okay
8,048 reviews
Delta
8.0
Very good
7,981 reviews

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

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

  • What airport do you fly from for flights from Louisville to Saint Martin Island?

    Louisville Intl (SDF) is the airport you will fly out of if you book a flight from Louisville to Saint Martin Island. It is only a 5.3 mi journey to Louisville Intl (SDF) from Louisville’s city center.

  • Can I find deals for flights from Louisville to Saint Martin Island that include hotel bookings?

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

  • How can I find direct flights from Louisville to Saint Martin Island?

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

  • Can I find deals for business class flights from Louisville to Saint Martin Island?

    Yes. Cheapflights offers flight deals from Louisville to Saint Martin Island 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 Saint Martin Island?

    Currently, September is the cheapest month in which you can book a flight from Louisville to Saint Martin Island (average of $459). Flying from Louisville to Saint Martin Island in March is currently the most expensive (average of $655). 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.

See more FAQs

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Alternative routes for Louisville to Saint Martin Island

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Louisville to Saint Martin Island

Discover the top 2 airlines that operate flights from Louisville to Saint Martin Island. 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 July 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$469Average$614FlexibilityNo cancel feeOn-time71%
DeltaCheapest$543Average$692FlexibilityNo cancel feeOn-timeN/A

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