$301 Cheap Flights from Castries to Austin (SLU to AUS)

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Cheap flight deals from Castries to Austin Starting at $301

Whether you’re going for a one-way or round-trip to Austin, we’ve got you covered! Check out these different flight options 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 Austin?

Explore the best time to buy affordable tickets to Austin with our price trend chart, which predicts how flight prices will change in the coming weeks from previous data.

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 Austin

Compare prices from various providers below to understand which option best suits your travel needs, before enjoying a comfortable journey with a trusted airline from Castries to Austin.

Jetblue Airways

From $301

American Airlines

From $392

Caribbean Airlines

From $487

Delta Air Lines

From $867

WestJet

From $1,134

ANA airlines

Find more flights and airlines

Alternative Cheap Routes from Castries to Austin

Searching for potential routes that might be cheaper and faster? There are a few alternative ways to get to Austin from Castries which could help you save money and time.

Cheapest
UVF
16:05
23h 34m
1 transfer
AUS
14:39
Hewanorra Airport - Austin-Bergstrom International Airport
Wed, Oct 23Jetblue Airways
$301
SLU
10:25
34h 51m
2 transfer
AUS
19:16
George F. L. Charles Airport - Austin-Bergstrom International Airport
Wed, Nov 13Caribbean Airlines
$487
SLU
10:25
34h 51m
2 transfer
AUS
19:16
George F. L. Charles Airport - Austin-Bergstrom International Airport
Wed, Nov 13Caribbean Airlines
$487
Find More Flights

Frequently Asked Questions

When are flight tickets from Castries (SLU) to Austin (AUS) the cheapest?
Airlines adjust prices for flights from Castries to Austin 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 Austin (AUS) cost?
According to Trip.com's data, the lowest price is around $748.

How to find a cheap flight from Castries to Austin

If you don’t know some of the key things to look out for when buying flight tickets, prices can often end up sky high or, worse, sold out! We’ve carefully compiled our six most important steps to help ensure you’re getting the best deals when planning your next journey.

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