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Cheap flights from Austin to Castries from $714

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Austin to Castries departing on 8/10. 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
1 adult, Economy, 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.
American Airlines Logo
5:53 pm - 2:15 pm
AUS
-
UVF
19h 22m
1 stop
American Airlines Logo
3:09 pm - 12:13 am
UVF
-
AUS
10h 04m
1 stop
$714American Airlines
Mon, Aug 10 - Fri, Aug 14
American Airlines Logo
3:39 pm - 2:09 pm
AUS
-
UVF
21h 30m
2 stops
American Airlines Logo
3:09 pm - 12:13 am
UVF
-
AUS
10h 04m
1 stop
$719American Airlines
Mon, Aug 10 - Fri, Aug 14
American Airlines Logo
3:20 pm - 2:09 pm
AUS
-
UVF
21h 49m
1 stop
American Airlines Logo
3:09 pm - 12:13 am
UVF
-
AUS
10h 04m
1 stop
$728American Airlines
Mon, Aug 10 - Fri, Aug 14
American Airlines Logo
5:14 am - 1:50 pm
AUS
-
UVF
7h 36m
1 stop
American Airlines Logo
4:00 pm - 11:38 am
UVF
-
AUS
20h 38m
2 stops
$749American Airlines
Sun, Sep 27 - Fri, Oct 2
American Airlines Logo
5:53 pm - 2:15 pm
AUS
-
UVF
19h 22m
1 stop
American Airlines Logo
3:15 pm - 12:12 am
UVF
-
AUS
9h 57m
1 stop
$751American Airlines
Sat, Aug 22 - Sun, Aug 30
Multiple Airlines Logo
6:00 am - 2:05 pm
AUS
-
UVF
31h 05m
2 stops
Multiple Airlines Logo
3:05 pm - 12:23 am
UVF
-
AUS
34h 18m
2 stops
$754Multiple Airlines
Thu, May 21 - Tue, May 26
American Airlines Logo
5:53 pm - 2:09 pm
AUS
-
UVF
19h 16m
2 stops
American Airlines Logo
3:15 pm - 8:14 am
UVF
-
AUS
17h 59m
2 stops
$756American Airlines
Sat, Aug 22 - Sun, Aug 30
American Airlines Logo
5:14 am - 1:50 pm
AUS
-
UVF
7h 36m
1 stop
American Airlines Logo
4:00 pm - 10:12 am
UVF
-
AUS
19h 12m
1 stop
$758American Airlines
Sun, Sep 27 - Fri, Oct 2
Multiple Airlines Logo
6:00 am - 2:05 pm
AUS
-
UVF
31h 05m
2 stops
Multiple Airlines Logo
3:05 pm - 12:23 am
UVF
-
AUS
34h 18m
3 stops
$768Multiple Airlines
Thu, May 21 - Tue, May 26
Multiple Airlines Logo
6:00 am - 3:35 pm
AUS
-
UVF
32h 35m
2 stops
Multiple Airlines Logo
3:05 pm - 10:58 am
UVF
-
AUS
20h 53m
1 stop
$801Multiple Airlines
Wed, May 27 - Tue, Jun 2

American Airlines flights from Austin to Castries

Our best American Airlines deals on Austin to Castries flight tickets
American Airlines
Aug 10
AUS5:53 pmAustin Bergstrom
19h 22m
1 stop
UVF2:15 pmCastries Hewanorra
Aug 14
UVF3:09 pmCastries Hewanorra
10h 04m
1 stop
AUS12:13 amAustin Bergstrom
$714
American Airlines
Aug 10
AUS3:39 pmAustin Bergstrom
21h 30m
2 stops
UVF2:09 pmCastries Hewanorra
Aug 14
UVF3:09 pmCastries Hewanorra
10h 04m
1 stop
AUS12:13 amAustin Bergstrom
$719
American Airlines
Aug 10
AUS3:20 pmAustin Bergstrom
21h 49m
1 stop
UVF2:09 pmCastries Hewanorra
Aug 14
UVF3:09 pmCastries Hewanorra
10h 04m
1 stop
AUS12:13 amAustin Bergstrom
$728

JetBlue flights from Austin to Castries

Our best JetBlue deals on Austin to Castries flight tickets
JetBlue
Jun 3
AUS12:44 pmAustin Bergstrom
25h 51m
2 stops
UVF3:35 pmCastries Hewanorra
Jun 8
UVF2:10 pmCastries Hewanorra
21h 26m
2 stops
AUS10:36 amAustin Bergstrom
$881
JetBlue
May 5
AUS6:51 pmAustin Bergstrom
18h 37m
2 stops
UVF2:28 pmCastries Hewanorra
May 12
UVF3:48 pmCastries Hewanorra
25h 41m
2 stops
AUS4:29 pmAustin Bergstrom
$1,144
JetBlue
Apr 11
AUS6:46 pmAustin Bergstrom
22h 01m
2 stops
UVF5:47 pmCastries Hewanorra
Apr 18
UVF2:23 pmCastries Hewanorra
28h 56m
1 stop
AUS6:19 pmAustin Bergstrom
$1,291

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 April 5, 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

5:53 pm-2:15 pm

1 stop19h 22m

Castries Hewanorra

Fri 8/14

3:09 pm-12:13 am

1 stop10h 04m

$714

AustinCastries

AUS - UVF

AUSUVF

Austin Bergstrom

Mon 8/10

3:39 pm-2:09 pm

2 stops21h 30m

Castries Hewanorra

Fri 8/14

3:09 pm-12:13 am

1 stop10h 04m

$719

AustinCastries

AUS - UVF

AUSUVF

Austin Bergstrom

Mon 8/10

3:20 pm-2:09 pm

1 stop21h 49m

Castries Hewanorra

Fri 8/14

3:09 pm-12:13 am

1 stop10h 04m

$728

AustinCastries

AUS - UVF

AUSUVF

Austin Bergstrom

Sun 9/27

5:14 am-1:50 pm

1 stop7h 36m

Castries Hewanorra

Fri 10/2

4:00 pm-11:38 am

2 stops20h 38m

$749

AustinCastries

AUS - UVF

AUSUVF

Austin Bergstrom

Sat 8/22

5:53 pm-2:15 pm

1 stop19h 22m

Castries Hewanorra

Sun 8/30

3:15 pm-12:12 am

1 stop9h 57m

$751

AustinCastries

AUS - UVF

AUSUVF

Austin Bergstrom

Thu 5/21

6:00 am-2:05 pm

2 stops31h 05m

Castries Hewanorra

Tue 5/26

3:05 pm-12:23 am

2 stops34h 18m

$754

AustinCastries

AUS - UVF

AUSUVF

Austin Bergstrom

Sat 8/22

5:53 pm-2:09 pm

2 stops19h 16m

Castries Hewanorra

Sun 8/30

3:15 pm-8:14 am

2 stops17h 59m

$756
Quickest round-trip

AustinCastries

AUS - UVF

AUSUVF

Austin Bergstrom

Sun 9/27

5:14 am-1:50 pm

1 stop7h 36m

Castries Hewanorra

Fri 10/2

4:00 pm-10:12 am

1 stop19h 12m

$758

AustinCastries

AUS - UVF

AUSUVF

Austin Bergstrom

Thu 5/21

6:00 am-2:05 pm

2 stops31h 05m

Castries Hewanorra

Tue 5/26

3:05 pm-12:23 am

3 stops34h 18m

$768

AustinCastries

AUS - UVF

AUSUVF

Austin Bergstrom

Wed 5/27

6:00 am-3:35 pm

2 stops32h 35m

Castries Hewanorra

Tue 6/2

3:05 pm-10:58 am

1 stop20h 53m

$801

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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 42m

Direct flights

None
The fastest flight from Austin to Castries takes 7h 42m
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 42m.

  • 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
8,386 reviews
Search Delta flights
American AirlinesPriceFrom $616Free CancellationRating
7.1
11,555 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