$416 Cheap Flights from Castries to Louisville (SLU to SDF)

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Cheap flight deals from Castries to Louisville Starting at $416

For as little as $416, you can take your next adventure to Louisville without breaking the bank. Choose between one-way and return tickets from Castries below.

One way
Round-trip

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

When is the cheapest time to fly from Castries to Louisville?

Price trend charts are a great way of tracking how much your flights cost in the lead up to departure and can help you choose when to book your tickets. See how prices to Louisville from Castries have changed and are set to move below.

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Find cheap airlines flights from Castries to Louisville

We have a range of prices from different airlines providing flights from Castries to Louisville. Check below for the journey which best suits your travel needs.

Jetblue Airways

From $416

American Airlines

From $679

Air Canada

From $986

Find more flights and airlines

Alternative Cheap Routes from Castries to Louisville

Did you know that you can save money and time on an alternative route from Castries to Louisville? Check out some of the different available routes below.

Cheapest
UVF
15:55
25h 29m
1 transfer
SDF
16:24
Hewanorra International Airport - Louisville International Airport
Sun, Dec 15Jetblue Airways
$416
UVF
15:55
25h 29m
1 transfer
SDF
16:24
Hewanorra International Airport - Louisville International Airport
Sun, Dec 15Jetblue Airways
$416
Find More Flights

Frequently Asked Questions

When are flight tickets from Castries (SLU) to Louisville (SDF) the cheapest?
Airlines adjust prices for flights from Castries to Louisville based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.
How much do flights from Castries (SLU) to Louisville (SDF) cost?
According to Trip.com's data, the lowest price is around $574.

How to find a cheap flight from Castries to Louisville

If you leave it until the last minute and forget to check some of the key information when booking tickets, prices can often end up skyrocketing. Below, you can find our top tips for getting the best value flights – from changing dates to chasing deals, there are plenty ways to keep your next trip affordable.

Book Early

Once prices are gone, they're gone. Lock in deals while you can!

Compare Flight Prices

Compare prices on travel agency and airline websites.

Look Out for Deals

Check airline and travel agency websites for latest flight deals

Check One-way Fares

Buying two cheap one-way flights can sometimes be a better deal than a round-trip.

Try Different Dates

Flying during the week, early in the morning, or late at night can help save money.

Use the Trip.com App

Save up to £10 per person when booking your flights on Trip.com