SDF - STT

$218 Find Cheap Flights from Louisville to Saint Thomas Island - Compare and Save

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1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$440
Typical prices: $466-$764
American Airlines
Thu 2/8Tue 2/13
SDF - STT • 2 stops
Cheapest one-way
$218
Typical prices: $158-$314
American Airlines
Thu 2/8
SDF - STT • 1 stop
Nonstop flights
Not available
There are currently no direct flights between Louisville and Saint Thomas Island. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to book
25 weeks
in advance
Our data shows that travelers who book at least 25 weeks in advance save around 50% compared to booking last minute.
Insights
Insights
When to travel
January
Cheapest • 29% price drop
March
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Philadelphia (PHL)
Cheapest • Avg $389 (round-trip)
Washington, D.C. Dulles Intl (IAD)
Shortest trip • 7h 03m (one-way)
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Insights
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We hope you love your trip to Saint Thomas Island!
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Flight Deals

Cheap Flights from Louisville to Saint Thomas Island (SDF-STT)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Louisville to Saint Thomas Island

Fri, Feb 19 - Fri, Feb 26
American Airlines Logo
8:08 pm - 3:58 pmSDF  Louisville Intl-STT Saint Thomas Island Cyril E King
18h 50m2 stops Charlotte Douglas Miami
American Airlines Logo
6:20 pm - 10:58 amSTT  Saint Thomas Island Cyril E King-SDF Louisville Intl
17h 38m2 stops Miami Charlotte Douglas
$440American Airlines
Mon, Feb 8 - Sat, Feb 13
American Airlines Logo
6:28 pm - 12:24 pmSDF  Louisville Intl-STT Saint Thomas Island Cyril E King
16h 56m2 stops Dallas/Fort Worth Miami
American Airlines Logo
4:48 pm - 10:58 amSTT  Saint Thomas Island Cyril E King-SDF Louisville Intl
19h 10m2 stops Miami Charlotte Douglas
$440American Airlines
Sat, Nov 28 - Thu, Dec 3
United Airlines Logo
5:10 am - 2:31 pmSDF  Louisville Intl-STT Saint Thomas Island Cyril E King
8h 21m1 stop Chicago O'Hare Intl
United Airlines Logo
3:00 pm - 11:59 pmSTT  Saint Thomas Island Cyril E King-SDF Louisville Intl
9h 59m1 stop Newark
$440United Airlines
Thu, Feb 25 - Thu, Mar 4
United Airlines Logo
7:17 am - 4:20 pmSDF  Louisville Intl-STT Saint Thomas Island Cyril E King
8h 03m1 stop Chicago O'Hare Intl
United Airlines Logo
3:00 pm - 11:55 pmSTT  Saint Thomas Island Cyril E King-SDF Louisville Intl
9h 55m1 stop Chicago O'Hare Intl
$440United Airlines
Mon, Jan 4 - Thu, Jan 7
Southwest Logo
7:30 am - 3:00 pmSDF  Louisville Intl-STT Saint Thomas Island Cyril E King
6h 30m1 stop Orlando
Southwest Logo
2:10 pm - 10:05 pmSTT  Saint Thomas Island Cyril E King-SDF Louisville Intl
8h 55m1 stop Orlando
$440Southwest
Fri, Feb 19 - Fri, Feb 26
American Airlines Logo
8:08 pm - 12:22 pmSDF  Louisville Intl-STT Saint Thomas Island Cyril E King
15h 14m2 stops Charlotte Douglas Miami
American Airlines Logo
6:20 pm - 12:59 amSTT  Saint Thomas Island Cyril E King-SDF Louisville Intl
7h 39m1 stop Miami
$440American Airlines
Thu, Feb 4 - Mon, Feb 8
Southwest Logo
5:05 am - 1:20 pmSDF  Louisville Intl-STT Saint Thomas Island Cyril E King
7h 15m1 stop Baltimore/Washington
Southwest Logo
2:10 pm - 10:25 pmSTT  Saint Thomas Island Cyril E King-SDF Louisville Intl
9h 15m1 stop Orlando
$455Southwest
Wed, Dec 23 - Mon, Dec 28
Delta Logo
6:03 am - 3:05 pmSDF  Louisville Intl-STT Saint Thomas Island Cyril E King
8h 02m1 stop Atlanta Hartsfield-Jackson
Delta Logo
4:20 pm - 12:23 amSTT  Saint Thomas Island Cyril E King-SDF Louisville Intl
9h 03m1 stop Atlanta Hartsfield-Jackson
$460Delta
Wed, Dec 23 - Tue, Dec 29
Delta Logo
6:03 am - 3:05 pmSDF  Louisville Intl-STT Saint Thomas Island Cyril E King
8h 02m1 stop Atlanta Hartsfield-Jackson
Delta Logo
3:20 pm - 12:23 amSTT  Saint Thomas Island Cyril E King-SDF Louisville Intl
10h 03m1 stop Atlanta Hartsfield-Jackson
$460Delta
Mon, Nov 16 - Fri, Nov 20
United Airlines Logo
6:00 am - 1:56 pmSDF  Louisville Intl-STT Saint Thomas Island Cyril E King
6h 56m1 stop Washington, D.C. Dulles Intl
United Airlines Logo
3:00 pm - 11:30 pmSTT  Saint Thomas Island Cyril E King-SDF Louisville Intl
9h 30m1 stop Newark
$509United Airlines
Booking Insights

Price, demand and travel trends for Louisville to Saint Thomas Island flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

How much is a round-trip flight from Louisville to Saint Thomas Island?

Round-trip flights from Louisville to Saint Thomas Island typically range from $466 to $764. The lowest price found in the past 5 days was $440, on American Airlines.

What's the cheapest day of the week to fly from Louisville to Saint Thomas Island?

Based on deals KAYAK users found in the last 12 months, Wednesday is the cheapest day of the week to fly from Louisville to Saint Thomas Island. It’s 26% cheaper than the average day, while Saturday is the most expensive, with prices 23% higher.

What’s the cheapest month to fly from Louisville to Saint Thomas Island?

•January is the cheapest month to fly from Louisville to Saint Thomas Island at $437 round-trip.
•June ($791) and December ($723) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 81% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are flights from Louisville to Saint Thomas Island the cheapest?

Flights from Louisville to Saint Thomas Island are cheapest 25 weeks before departure. Booking in this window typically costs about 50% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

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Key details for Louisville to Saint Thomas Island flights

Low season

September

Cheapest flight

$218
Beat the crowds with an average 55% drop in travelers.
The most popular month to fly with an average 67% increase in travelers.
One-way flight from Louisville to Saint Thomas Island

When to book flights from Louisville to Saint Thomas Island

Are your dates flexible? Find out the best times to travel from Louisville to Saint Thomas Island based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Louisville to Saint Thomas Island flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What cabin classes can I book on flights from Louisville to Saint Thomas Island?

    Only Economy Class is available on flights from Louisville to Saint Thomas Island.

  • How long is a flight from Louisville to Saint Thomas Island?

    A nonstop flight from Louisville to Saint Thomas Island takes 00m, covering 1,854 miles.

  • Do I need a passport to fly from Louisville to Saint Thomas Island?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How much should I expect to pay for a Louisville to Saint Thomas Island flight?

    Round-trip flights from Louisville to Saint Thomas Island range from $466 to $764, with an average of $618 over the past 12 months. Anything below $466 counts as a good deal.

  • How expensive are last-minute Louisville to Saint Thomas Island flights?

    Last-minute fares on this route (booked within two weeks of departure) run 39% above the $618 route average. Book 25 weeks before departure for the lowest fares.

  • Have flight prices from Louisville to Saint Thomas Island changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $440 to $1,424. That means the highest observed fare was about 3x higher than the lowest one.

  • How are flight prices from Louisville to Saint Thomas Island looking right now?

    One-way fares from Louisville to Saint Thomas Island are currently higher than usual. Average one-way flight prices are about $353, which is 78% above the typical average for this route.

  • What car rental options are available at Saint Thomas Island Cyril E King Airport (STT)?

    Saint Thomas Island Cyril E King Airport (STT) hosts 5 major car rental companies, with daily rates averaging $72 for economy cars. Top options include:

    • Budget
    • Thrifty
    • Dollar
    • Alamo
    • Hertz

  • Which airports can I use when flying from Louisville to Saint Thomas Island?

    Flights from Louisville to Saint Thomas Island usually depart from Louisville Intl (SDF) and arrive at Saint Thomas Island Cyril E King (STT).

  • Which airports do connecting flights from Louisville to Saint Thomas Island pass through?

    One-stop flights from Louisville to Saint Thomas Island most commonly connect through:

    • Atlanta Hartsfield-Jackson (ATL) - 45% of one-stop connections
    • Charlotte Douglas (CLT) - 20% of one-stop connections
    • Miami (MIA) - 15% of one-stop connections
    • Orlando (MCO) - 10% of one-stop connections

  • Can I save money by using flexible dates for flights from Louisville to Saint Thomas Island?

    Yes. Flexible dates can save you up to 40% on flights from Louisville to Saint Thomas Island. Wednesday is the cheapest departure day at $460 round-trip on average, while Saturday is the most expensive at $764, a difference of $304.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • How much time can I save by choosing a different layover airport from Louisville to Saint Thomas Island?

    Flying via Washington, D.C. Dulles Intl (IAD) gives the shortest average 1-stop total travel time at 7h 03m, compared with 7h 06m via Charlotte Douglas (CLT) and 7h 09m via Orlando (MCO).

  • What is the time difference between Louisville and Saint Thomas Island?

    Saint Thomas Island is 1 hour ahead of Louisville (Atlantic Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Saint Thomas Island?

    Some of the most popular sights in Saint Thomas Island are Sapphire Beach, Coki Beach and 99 Steps. These are among the most viewed places in Saint Thomas Island on KAYAK.

Your guide to booking Louisville to Saint Thomas Island flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Wednesday departure and avoid flying on Saturday. On this route, Wednesday flights average $460, about $304 less than Saturday fares (40% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 25 weeks before you fly. On this route, that window historically saves about 50% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Louisville to Saint Thomas Island trip for January. Fares historically average $437 round-trip in that month - typically $354 less than the most expensive month, which is June (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Saint Thomas Island Cyril E King Airport.

    • Starz Hotel
    • Sunset Gardens Guesthouse
    • Island View Guesthouse

More options for your flight from Louisville to Saint Thomas Island

Complete your trip to Saint Thomas Island with a hotel stay or car rental

Car rentals in Saint Thomas Island
Hotels in Saint Thomas Island
Vacations in Saint Thomas Island