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Simpson Bay

$168+ Cheap flights from Louisville (SDF) to Simpson Bay (SXM)

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 9/12. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — SXM
Aug 4 — Aug 111
Mon 8/4
Mon 8/11
1 adult, Economy
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Cheap flight deals from Louisville to Simpson Bay

Discover tips and strategies to find the most affordable flight options for your journey from Louisville (SDF) to Simpson Bay (SXM). 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 30, 2025.

Round-trip from

$422
(FlightHub)

One-way from

$168
(Trip.com)

Popular in

June

Cheapest in

October

Average price

$804
From Louisville Intl to Simpson Bay Princess Juliana
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One-way flight from Louisville Intl to Simpson Bay Princess Juliana
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Highest demand for flights based on searches. 19% potential increase in price ($165 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($35 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Louisville to Simpson Bay

Cheapest flights from Louisville to Simpson Bay
Explore the most affordable flight options available from Louisville to Simpson Bay. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 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 American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/295:20 pmSDF - SXM
2 stops19h 57mAmerican Airlines
Sat 12/63:35 pmSXM - SDF
2 stops19h 50mAmerican Airlines
Deal found 7/30$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 Simpson Bay 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 30, 2025.
Use the filters below to find and compare flights from Louisville to Simpson Bay that are best for you.

Fly from

Louisville

Fly to

Simpson Bay

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

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

LouisvilleSimpson Bay

SDF - SXM

SDFSXM

Louisville Intl

Fri 9/12

8:30 am-2:00 pm

1 stop29h 30m

$168

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

Best time to book a flight from Louisville to Simpson Bay

Have a flexible travel schedule? Discover the best time to fly to Simpson Bay 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 Simpson Bay

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

Currently, September is the cheapest month in which you can book a flight from Louisville to Simpson Bay (average of $459). Flying from Louisville to Simpson Bay 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 Simpson Bay

Get insights into the airlines that provide service to Simpson Bay. 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 Simpson Bay. Reviews last updated July 30, 2025.
Read through reviews of airlines operating flights from Louisville to Simpson Bay, such as Delta, United Airlines, and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,980 reviews

Boarding

8.2

Crew

8.5

Food

7.3

Overall

8.0

Comfort

7.9

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
7,980 reviews
Delta
8.0
Very good
7,980 reviews

Boarding

8.2

Crew

8.5

Food

7.3

Overall

8.0

Comfort

7.9

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
8,896 reviews
Delta
8.0
Very good
7,980 reviews

Boarding

8.2

Crew

8.5

Food

7.3

Overall

8.0

Comfort

7.9

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
7,980 reviews

Boarding

8.2

Crew

8.5

Food

7.3

Overall

8.0

Comfort

7.9

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
7,980 reviews

Boarding

8.2

Crew

8.5

Food

7.3

Overall

8.0

Comfort

7.9

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 Simpson Bay. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Louisville to Simpson Bay round-trip?

    Our cheapest airline available from Louisville to Simpson Bay is Spirit Airlines. Our recent data shows that you can find tickets from as low as $422 on this airline. Additional options worth looking into are American Airlines and Delta, starting at $591 and $798 round-trip. Spirit Airlines is currently priced 37% below the average price you’ll pay for this route.

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

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

  • How can I find direct flights from Louisville to Simpson Bay?

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

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

    Yes. Cheapflights offers flight deals from Louisville to Simpson Bay 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 Simpson Bay?

    Currently, September is the cheapest month in which you can book a flight from Louisville to Simpson Bay (average of $459). Flying from Louisville to Simpson Bay 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 Simpson Bay

See prices for flight routes from nearby airports that may be better suited for you.
Cincinnati to Simpson Bay flights
Nashville to Simpson Bay flights
Lexington to Simpson Bay flights

Top 2 airlines flying from Louisville to Simpson Bay

Discover the top 2 airlines that operate flights from Louisville to Simpson Bay. 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 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$469Average$614FlexibilityNo cancel feeOn-time71%
DeltaCheapest$543Average$692FlexibilityNo cancel feeOn-timeN/A

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