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Cheap flights from Austin to Castries from $364

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Austin to Castries departing on 6/16. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Austin to Castries

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
11:40 am - 2:20 pm
AUS
-
UVF
25h 40m
1 stop
Air Canada Logo
3:05 pm - 8:12 pm
UVF
-
AUS
30h 07m
2 stops
$628Air Canada
Mon, Aug 10 - Fri, Aug 14
Air Canada Logo
11:40 am - 2:20 pm
AUS
-
UVF
25h 40m
1 stop
Air Canada Logo
3:05 pm - 8:12 pm
UVF
-
AUS
30h 07m
2 stops
$642Air Canada
Mon, Aug 10 - Fri, Aug 14
Air Canada Logo
1:10 pm - 4:25 pm
AUS
-
UVF
25h 15m
1 stop
Air Canada Logo
5:25 pm - 12:19 pm
UVF
-
AUS
20h 54m
1 stop
$648Air Canada
Sun, Nov 1 - Thu, Nov 5
Air Canada Logo
11:40 am - 2:20 pm
AUS
-
UVF
25h 40m
1 stop
Air Canada Logo
3:05 pm - 10:45 am
UVF
-
AUS
20h 40m
1 stop
$650Air Canada
Mon, Aug 10 - Fri, Aug 14
Air Canada Logo
11:40 am - 2:20 pm
AUS
-
UVF
25h 40m
1 stop
Air Canada Logo
3:05 pm - 8:12 pm
UVF
-
AUS
54h 07m
2 stops
$692Air Canada
Mon, Aug 3 - Tue, Aug 11
Air Canada Logo
10:25 am - 2:20 pm
AUS
-
UVF
50h 55m
2 stops
Air Canada Logo
3:15 pm - 10:45 am
UVF
-
AUS
20h 30m
1 stop
$714Air Canada
Sun, Jun 21 - Fri, Jun 26
Delta Logo
5:15 am - 2:14 pm
AUS
-
UVF
7h 59m
1 stop
Delta Logo
3:34 pm - 12:18 am
UVF
-
AUS
9h 44m
1 stop
$734Delta
Tue, Aug 18 - Thu, Aug 27
American Airlines Logo
4:58 pm - 2:04 pm
AUS
-
UVF
20h 06m
2 stops
American Airlines Logo
3:04 pm - 10:38 am
UVF
-
AUS
20h 34m
2 stops
$739American Airlines
Tue, Aug 18 - Thu, Aug 27
American Airlines Logo
2:43 pm - 1:50 pm
AUS
-
UVF
22h 07m
2 stops
American Airlines Logo
2:50 pm - 8:04 am
UVF
-
AUS
18h 14m
2 stops
$746American Airlines
Sat, Jul 4 - Fri, Jul 10
American Airlines Logo
5:30 pm - 2:20 pm
AUS
-
UVF
19h 50m
2 stops
American Airlines Logo
3:20 pm - 10:05 am
UVF
-
AUS
19h 45m
2 stops
$753American Airlines
Sat, Jul 4 - Fri, Jul 10

Delta flights from Austin to Castries

Our best Delta deals on Austin to Castries flight tickets
Delta
Aug 18
AUS5:15 amAustin Bergstrom
7h 59m
1 stop
UVF2:14 pmCastries Hewanorra
Aug 27
UVF3:34 pmCastries Hewanorra
9h 44m
1 stop
AUS12:18 amAustin Bergstrom
$734
Delta
Nov 13
AUS5:40 amAustin Bergstrom
7h 30m
1 stop
UVF3:10 pmCastries Hewanorra
Nov 18
UVF4:25 pmCastries Hewanorra
10h 07m
1 stop
AUS12:32 amAustin Bergstrom
$766
Delta
Jun 27
AUS5:25 amAustin Bergstrom
7h 48m
1 stop
UVF2:13 pmCastries Hewanorra
Jul 4
UVF3:33 pmCastries Hewanorra
9h 52m
1 stop
AUS12:25 amAustin Bergstrom
$911

Air Canada flights from Austin to Castries

Our best Air Canada deals on Austin to Castries flight tickets
Air Canada
Aug 10
AUS11:40 amAustin Bergstrom
25h 40m
1 stop
UVF2:20 pmCastries Hewanorra
Aug 14
UVF3:05 pmCastries Hewanorra
30h 07m
2 stops
AUS8:12 pmAustin Bergstrom
$628
Air Canada
Aug 10
AUS11:40 amAustin Bergstrom
25h 40m
1 stop
UVF2:20 pmCastries Hewanorra
Aug 14
UVF3:05 pmCastries Hewanorra
30h 07m
2 stops
AUS8:12 pmAustin Bergstrom
$642
Air Canada
Nov 1
AUS1:10 pmAustin Bergstrom
25h 15m
1 stop
UVF4:25 pmCastries Hewanorra
Nov 5
UVF5:25 pmCastries Hewanorra
20h 54m
1 stop
AUS12:19 pmAustin Bergstrom
$648

momondo Fare Finder

 
Customize your flight search to find flights from Austin to Castries 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, momondo users made 832,500 searches. Data last updated May 22, 2026.
Use the filters below to find and compare flights from Austin to Castries that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

AustinCastries

AUS - UVF

AUSUVF

Austin Bergstrom

Mon 8/10

11:40 am-2:20 pm

1 stop25h 40m

Castries Hewanorra

Fri 8/14

3:05 pm-8:12 pm

2 stops30h 07m

$628

AustinCastries

AUS - UVF

AUSUVF

Austin Bergstrom

Mon 8/10

11:40 am-2:20 pm

1 stop25h 40m

Castries Hewanorra

Fri 8/14

3:05 pm-8:12 pm

2 stops30h 07m

$642

AustinCastries

AUS - UVF

AUSUVF

Austin Bergstrom

Sun 11/1

1:10 pm-4:25 pm

1 stop25h 15m

Castries Hewanorra

Thu 11/5

5:25 pm-12:19 pm

1 stop20h 54m

$648

AustinCastries

AUS - UVF

AUSUVF

Austin Bergstrom

Mon 8/10

11:40 am-2:20 pm

1 stop25h 40m

Castries Hewanorra

Fri 8/14

3:05 pm-10:45 am

1 stop20h 40m

$650

AustinCastries

AUS - UVF

AUSUVF

Austin Bergstrom

Mon 8/3

11:40 am-2:20 pm

1 stop25h 40m

Castries Hewanorra

Tue 8/11

3:05 pm-8:12 pm

2 stops54h 07m

$692

AustinCastries

AUS - UVF

AUSUVF

Austin Bergstrom

Sun 6/21

10:25 am-2:20 pm

2 stops50h 55m

Castries Hewanorra

Fri 6/26

3:15 pm-10:45 am

1 stop20h 30m

$714
Quickest round-trip

AustinCastries

AUS - UVF

AUSUVF

Austin Bergstrom

Tue 8/18

5:15 am-2:14 pm

1 stop7h 59m

Castries Hewanorra

Thu 8/27

3:34 pm-12:18 am

1 stop9h 44m

$734

AustinCastries

AUS - UVF

AUSUVF

Austin Bergstrom

Tue 8/18

4:58 pm-2:04 pm

2 stops20h 06m

Castries Hewanorra

Thu 8/27

3:04 pm-10:38 am

2 stops20h 34m

$739

AustinCastries

AUS - UVF

AUSUVF

Austin Bergstrom

Sat 7/4

2:43 pm-1:50 pm

2 stops22h 07m

Castries Hewanorra

Fri 7/10

2:50 pm-8:04 am

2 stops18h 14m

$746

AustinCastries

AUS - UVF

AUSUVF

Austin Bergstrom

Sat 7/4

5:30 pm-2:20 pm

2 stops19h 50m

Castries Hewanorra

Fri 7/10

3:20 pm-10:05 am

2 stops19h 45m

$753

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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See travel insights to Castries from

How to get the cheapest flight ticket from Austin to Castries

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Austin and Castries?

What is the cheapest month to fly to Castries?

The month of January is, on average, the cheapest month to fly to Castries from Austin, with most prices found around $631. The month of November is another great option to travel to Castries, with average flight prices from Austin averaging around $697.

When to book flights from Austin to Castries

Are you open to changing your travel dates? Check out the ideal times to fly from Austin to Castries according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Austin to Castries (AUS to UVF) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Austin to Castries

Fastest flight time

7h 46m

Direct flights

None
The fastest flight from Austin to Castries takes 7h 46m
There are no direct flights from Austin to Castries. There are no popular flight routes from Austin to Castries.
Search flight deals

Frequently asked questions about flying from Austin to Castries

  • How far is Austin Bergstrom to Castries Hewanorra by plane?

    The straight-line distance from Austin Bergstrom to Castries Hewanorra is 2589.1 mi. By plane, this route typically takes 7h 46m.

  • When did momondo last update prices for flights from Austin Bergstrom Airport to Castries Hewanorra Airport?

    Prices for flights from Austin Bergstrom Airport to Castries Hewanorra Airport are updated daily.

  • How many operators does momondo search for flights from Austin Bergstrom Airport to Castries Hewanorra Airport?

  • How old do you have to be to fly from Austin Bergstrom Airport to Castries Hewanorra Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Austin Bergstrom Airport to Castries Hewanorra Airport.

  • What documentation or ID do you need to fly to Castries Hewanorra Airport?

    The travel and health documents you'll need for your trip to Castries Hewanorra Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Castries Hewanorra Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Austin to Castries?

Best airlines flying from Austin to Castries

Compare and see reviews for airlines that fly from Austin to Castries with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $591Free CancellationRating
7.9
8,449 reviews
Search Delta flights
American AirlinesPriceFrom $626Free CancellationRating
7.1
11,644 reviews
Search American Airlines flights

Traveling to a place near Castries?

Book flights to Castries if you plan to visit one of these locations
Vieux Fort

Why use momondo?

Why should I use momondo to find a flight deal from Austin to Castries?

It is quick and easy to find Austin to Castries flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Castries that suits you.

Can I find flights from Austin to Castries with flexible booking policies on momondo?

Flights from Austin to Castries with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Austin to Castries?

momondo provides multiple filters to help you find the best flight to Castries from Austin. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Austin to Castries right now. Can momondo alert me if prices change?

Price alerts on flights to Castries from Austin are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Find better results for your trip to Saint Lucia

Airports servicing Saint Lucia

Castries George F. L. Charle Airport