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Cheap flights from San Antonio to Saint Lucia from $369

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Antonio to Saint Lucia departing on 9/15. 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

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from San Antonio to Saint Lucia

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
5:20 am - 2:12 pm
SAT
-
UVF
7h 52m
1 stop
Delta Logo
3:33 pm - 12:20 am
UVF
-
SAT
9h 47m
1 stop
$758Delta
Mon, Jul 20 - Thu, Jul 30
American Airlines Logo
5:47 pm - 2:20 pm
SAT
-
UVF
19h 33m
1 stop
American Airlines Logo
2:50 pm - 11:59 pm
UVF
-
SAT
10h 09m
1 stop
$783American Airlines
Sat, Jul 11 - Sat, Jul 18
American Airlines Logo
5:35 pm - 2:20 pm
SAT
-
UVF
19h 45m
2 stops
American Airlines Logo
3:32 pm - 8:46 am
UVF
-
SAT
18h 14m
2 stops
$788American Airlines
Sat, Jul 11 - Sat, Jul 18
American Airlines Logo
4:25 pm - 1:50 pm
SAT
-
UVF
20h 25m
2 stops
American Airlines Logo
2:50 pm - 11:59 pm
UVF
-
SAT
10h 09m
1 stop
$808American Airlines
Sat, Jul 4 - Fri, Jul 10
Delta Logo
5:20 am - 2:12 pm
SAT
-
UVF
7h 52m
1 stop
Delta Logo
3:33 pm - 9:43 am
UVF
-
SAT
19h 10m
1 stop
$811Delta
Sat, Jul 25 - Thu, Jul 30
American Airlines Logo
9:55 am - 2:20 pm
SAT
-
UVF
27h 25m
1 stop
American Airlines Logo
2:50 pm - 11:59 pm
UVF
-
SAT
10h 09m
1 stop
$818American Airlines
Sat, Jul 4 - Fri, Jul 10
Delta Logo
6:16 pm - 2:12 pm
SAT
-
UVF
18h 56m
1 stop
Delta Logo
3:33 pm - 12:20 am
UVF
-
SAT
9h 47m
1 stop
$856Delta
Mon, Jul 20 - Fri, Jul 31
American Airlines Logo
1:44 pm - 1:50 pm
SAT
-
UVF
23h 06m
2 stops
American Airlines Logo
3:19 pm - 8:33 am
UVF
-
SAT
18h 14m
2 stops
$873American Airlines
Thu, Jul 30 - Thu, Aug 6
Delta Logo
6:16 pm - 2:12 pm
SAT
-
UVF
18h 56m
1 stop
Delta Logo
3:33 pm - 12:20 am
UVF
-
SAT
9h 47m
1 stop
$881Delta
Thu, Jul 23 - Wed, Jul 29
Delta Logo
5:20 am - 2:12 pm
SAT
-
UVF
7h 52m
1 stop
Delta Logo
3:33 pm - 9:43 am
UVF
-
SAT
19h 10m
1 stop
$891Delta
Mon, Jul 20 - Mon, Jul 27

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American Airlines flights from San Antonio to Saint Lucia

Our best American Airlines deals on San Antonio to Saint Lucia flight tickets
American Airlines
Jul 11
SAT5:47 pmSan Antonio
19h 33m
1 stop
UVF2:20 pmCastries Hewanorra
Jul 18
UVF2:50 pmCastries Hewanorra
10h 09m
1 stop
SAT11:59 pmSan Antonio
$783
American Airlines
Jul 11
SAT5:35 pmSan Antonio
19h 45m
2 stops
UVF2:20 pmCastries Hewanorra
Jul 18
UVF3:32 pmCastries Hewanorra
18h 14m
2 stops
SAT8:46 amSan Antonio
$788
American Airlines
Jul 4
SAT4:25 pmSan Antonio
20h 25m
2 stops
UVF1:50 pmCastries Hewanorra
Jul 10
UVF2:50 pmCastries Hewanorra
10h 09m
1 stop
SAT11:59 pmSan Antonio
$808

Delta flights from San Antonio to Saint Lucia

Our best Delta deals on San Antonio to Saint Lucia flight tickets
Delta
Jul 20
SAT5:20 amSan Antonio
7h 52m
1 stop
UVF2:12 pmCastries Hewanorra
Jul 30
UVF3:33 pmCastries Hewanorra
9h 47m
1 stop
SAT12:20 amSan Antonio
$758
Delta
Jul 25
SAT5:20 amSan Antonio
7h 52m
1 stop
UVF2:12 pmCastries Hewanorra
Jul 30
UVF3:33 pmCastries Hewanorra
19h 10m
1 stop
SAT9:43 amSan Antonio
$811
Delta
Jul 20
SAT6:16 pmSan Antonio
18h 56m
1 stop
UVF2:12 pmCastries Hewanorra
Jul 29
UVF3:33 pmCastries Hewanorra
9h 47m
1 stop
SAT12:20 amSan Antonio
$856

momondo Fare Finder

 
Customize your flight search to find flights from San Antonio to Saint Lucia 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 June 15, 2026.
Use the filters below to find and compare flights from San Antonio to Saint Lucia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

San AntonioCastries

SAT - UVF

SATUVF

San Antonio

Mon 7/20

5:20 am-2:12 pm

1 stop7h 52m

Castries Hewanorra

Thu 7/30

3:33 pm-12:20 am

1 stop9h 47m

$758

San AntonioCastries

SAT - UVF

SATUVF

San Antonio

Sat 7/11

5:47 pm-2:20 pm

1 stop19h 33m

Castries Hewanorra

Sat 7/18

2:50 pm-11:59 pm

1 stop10h 09m

$783

San AntonioCastries

SAT - UVF

SATUVF

San Antonio

Sat 7/11

5:35 pm-2:20 pm

2 stops19h 45m

Castries Hewanorra

Sat 7/18

3:32 pm-8:46 am

2 stops18h 14m

$788

San AntonioCastries

SAT - UVF

SATUVF

San Antonio

Sat 7/4

4:25 pm-1:50 pm

2 stops20h 25m

Castries Hewanorra

Fri 7/10

2:50 pm-11:59 pm

1 stop10h 09m

$808

San AntonioCastries

SAT - UVF

SATUVF

San Antonio

Sat 7/25

5:20 am-2:12 pm

1 stop7h 52m

Castries Hewanorra

Thu 7/30

3:33 pm-9:43 am

1 stop19h 10m

$811

San AntonioCastries

SAT - UVF

SATUVF

San Antonio

Sat 7/4

9:55 am-2:20 pm

1 stop27h 25m

Castries Hewanorra

Fri 7/10

2:50 pm-11:59 pm

1 stop10h 09m

$818

San AntonioCastries

SAT - UVF

SATUVF

San Antonio

Mon 7/20

6:16 pm-2:12 pm

1 stop18h 56m

Castries Hewanorra

Fri 7/31

3:33 pm-12:20 am

1 stop9h 47m

$856

San AntonioCastries

SAT - UVF

SATUVF

San Antonio

Thu 7/30

1:44 pm-1:50 pm

2 stops23h 06m

Castries Hewanorra

Thu 8/6

3:19 pm-8:33 am

2 stops18h 14m

$873

San AntonioCastries

SAT - UVF

SATUVF

San Antonio

Thu 7/23

6:16 pm-2:12 pm

1 stop18h 56m

Castries Hewanorra

Wed 7/29

3:33 pm-12:20 am

1 stop9h 47m

$881

San AntonioCastries

SAT - UVF

SATUVF

San Antonio

Mon 7/20

5:20 am-2:12 pm

1 stop7h 52m

Castries Hewanorra

Mon 7/27

3:33 pm-9:43 am

1 stop19h 10m

$891

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 11 resultsSorted by cheapest first
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See travel insights to Saint Lucia from

How to get the cheapest flight ticket from San Antonio to Saint Lucia

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 cheapest month to fly to Saint Lucia?

The month of June is, on average, the cheapest month to fly to Saint Lucia from San Antonio, with most prices found around $0. If you aren’t able to travel to Saint Lucia during the month of June, then flying in May is also cheap. Prices for this month can be found on momondo for an average of $0.

Cheap San Antonio to Saint Lucia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Antonio to Saint Lucia

Fastest flight time

7h 52m

Direct flights

None
The fastest flight from San Antonio to Saint Lucia takes 7h 52m
There are no direct flights from San Antonio to Saint Lucia. There are no popular flight routes from San Antonio to Saint Lucia.
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Frequently asked questions about flying from San Antonio to Saint Lucia

  • When did momondo last update prices for flights from San Antonio Airport to Saint Lucia?

    Prices for flights from San Antonio Airport to Saint Lucia are refreshed on a daily basis.

  • How many operators does momondo search for flights from San Antonio Airport to Saint Lucia?

  • How old do you have to be to fly from San Antonio Airport to Saint Lucia?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Antonio Airport to Saint Lucia.

  • What documentation or ID do you need to fly to Saint Lucia?

    The necessary travel and health documents for your Saint Lucia trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from San Antonio to Saint Lucia

Compare and see reviews for airlines that fly from San Antonio to Saint Lucia with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $591Free CancellationRating
7.1
11,660 reviews
Search American Airlines flights
DeltaPriceFrom $641Free CancellationRating
7.9
8,396 reviews
Search Delta flights

Why use momondo?

Why should I use momondo to find a flight deal from San Antonio to Saint Lucia?

Finding the right flight to Saint Lucia from San Antonio is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Saint Lucia quick and easy, saving you time and money.

Can I find flights from San Antonio to Saint Lucia with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for San Antonio to Saint Lucia flights to just show those with flexible booking policies.

How can momondo help me find flights from San Antonio to Saint Lucia?

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

I’m not ready to book a flight from San Antonio to Saint Lucia right now. Can momondo alert me if prices change?

If you are not ready to book a flight from San Antonio to Saint Lucia now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Saint Lucia and let you know when they change.

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