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Cheap flights from Houston to Castries from $252

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Houston to Castries departing on 11/9. 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 Houston to Castries

Cheap round-trip flights

Multiple Airlines Logo
7:00 am - 4:25 pmIAH-UVF
31h 25m2 stops
Multiple Airlines Logo
5:15 pm - 9:06 pmUVF-IAH
29h 51m2 stops
$524Multiple Airlines
Find Deal
Sat, Nov 8 - Fri, Nov 14
Multiple Airlines Logo
6:00 am - 4:25 pmIAH-UVF
32h 25m3 stops
Multiple Airlines Logo
5:15 pm - 9:53 pmUVF-IAH
30h 38m3 stops
$558Multiple Airlines
Find Deal
Sat, Nov 8 - Fri, Nov 14
American Airlines Logo
6:25 pm - 1:19 pmIAH-UVF
16h 54m1 stop
American Airlines Logo
4:52 pm - 12:47 amUVF-IAH
9h 55m1 stop
$565American Airlines
Find Deal
Sat, Nov 8 - Fri, Nov 14
American Airlines Logo
6:46 pm - 3:04 pmIAH-UVF
18h 18m2 stops
American Airlines Logo
2:23 pm - 12:38 amUVF-IAH
12h 15m1 stop
$570American Airlines
Find Deal
Sun, Nov 16 - Thu, Nov 20
American Airlines Logo
6:37 pm - 3:52 pmHOU-UVF
19h 15m2 stops
American Airlines Logo
4:52 pm - 8:37 amUVF-HOU
17h 45m2 stops
$570American Airlines
Find Deal
Sat, Nov 8 - Fri, Nov 14
Delta Logo
6:00 am - 3:27 pmHOU-UVF
7h 27m1 stop
Delta Logo
4:24 pm - 9:32 amUVF-HOU
19h 08m1 stop
$590Delta
Find Deal
Thu, Jan 1 - Thu, Jan 8
American Airlines Logo
6:25 pm - 1:19 pmIAH-UVF
16h 54m1 stop
American Airlines Logo
4:52 pm - 12:38 amUVF-IAH
9h 46m1 stop
$590American Airlines
Find Deal
Sat, Nov 15 - Sat, Nov 22
American Airlines Logo
6:25 pm - 1:19 pmIAH-UVF
16h 54m1 stop
American Airlines Logo
4:52 pm - 12:38 amUVF-IAH
9h 46m1 stop
$595American Airlines
Find Deal
Sat, Nov 15 - Sun, Nov 23
Delta Logo
6:00 am - 2:26 pmHOU-UVF
7h 26m1 stop
Delta Logo
3:41 pm - 9:18 amUVF-HOU
18h 37m1 stop
$622Delta
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Fri, Oct 17 - Wed, Oct 22
JetBlue Logo
1:38 pm - 2:57 pmIAH-UVF
23h 19m2 stops
JetBlue Logo
4:57 pm - 5:51 pmUVF-IAH
26h 54m2 stops
$641JetBlue
Find Deal
Wed, Nov 5 - Wed, Nov 12

American Airlines flights from Houston to Castries

Our best American Airlines deals on Houston to Castries flight tickets
American Airlines
Nov 8
IAH6:25 pmHouston George Bush Intcntl
16h 54m
1 stop
UVF1:19 pmCastries Hewanorra
Nov 14
UVF4:52 pmCastries Hewanorra
9h 55m
1 stop
IAH12:47 amHouston George Bush Intcntl
$565
Find similar
American Airlines
Nov 8
HOU6:37 pmHouston Hobby
19h 15m
2 stops
UVF3:52 pmCastries Hewanorra
Nov 14
UVF4:52 pmCastries Hewanorra
17h 45m
2 stops
HOU8:37 amHouston Hobby
$570
Find similar
American Airlines
Nov 15
IAH6:25 pmHouston George Bush Intcntl
16h 54m
1 stop
UVF1:19 pmCastries Hewanorra
Nov 22
UVF4:52 pmCastries Hewanorra
9h 46m
1 stop
IAH12:38 amHouston George Bush Intcntl
$590
Find similar

Delta flights from Houston to Castries

Our best Delta deals on Houston to Castries flight tickets
Delta
Jan 1
HOU6:00 amHouston Hobby
7h 27m
1 stop
UVF3:27 pmCastries Hewanorra
Jan 8
UVF4:24 pmCastries Hewanorra
19h 08m
1 stop
HOU9:32 amHouston Hobby
$590
Find similar
Delta
Oct 17
HOU6:00 amHouston Hobby
7h 26m
1 stop
UVF2:26 pmCastries Hewanorra
Oct 22
UVF3:41 pmCastries Hewanorra
18h 37m
1 stop
HOU9:18 amHouston Hobby
$622
Find similar
Delta
Oct 26
IAH5:30 amHouston George Bush Intcntl
7h 56m
1 stop
UVF2:26 pmCastries Hewanorra
Oct 30
UVF3:41 pmCastries Hewanorra
9h 18m
1 stop
IAH11:59 pmHouston George Bush Intcntl
$625
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Houston 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 September 17, 2025.
Use the filters below to find and compare flights from Houston to Castries that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

HoustonCastries

IAH - UVF

IAHUVF

Houston George Bush Intcntl

Sat 11/8

7:00 am-4:25 pm

2 stops31h 25m

Castries Hewanorra

Fri 11/14

5:15 pm-9:06 pm

2 stops29h 51m

$524

HoustonCastries

IAH - UVF

IAHUVF

Houston George Bush Intcntl

Sat 11/8

6:00 am-4:25 pm

3 stops32h 25m

Castries Hewanorra

Fri 11/14

5:15 pm-9:53 pm

3 stops30h 38m

$558

HoustonCastries

IAH - UVF

IAHUVF

Houston George Bush Intcntl

Sat 11/8

6:25 pm-1:19 pm

1 stop16h 54m

Castries Hewanorra

Fri 11/14

4:52 pm-12:47 am

1 stop9h 55m

$565

HoustonCastries

IAH - UVF

IAHUVF

Houston George Bush Intcntl

Sun 11/16

6:46 pm-3:04 pm

2 stops18h 18m

Castries Hewanorra

Thu 11/20

2:23 pm-12:38 am

1 stop12h 15m

$570

HoustonCastries

HOU - UVF

HOUUVF

Houston Hobby

Sat 11/8

6:37 pm-3:52 pm

2 stops19h 15m

Castries Hewanorra

Fri 11/14

4:52 pm-8:37 am

2 stops17h 45m

$570

HoustonCastries

HOU - UVF

HOUUVF

Houston Hobby

Thu 1/1

6:00 am-3:27 pm

1 stop7h 27m

Castries Hewanorra

Thu 1/8

4:24 pm-9:32 am

1 stop19h 08m

$590

HoustonCastries

IAH - UVF

IAHUVF

Houston George Bush Intcntl

Sat 11/15

6:25 pm-1:19 pm

1 stop16h 54m

Castries Hewanorra

Sat 11/22

4:52 pm-12:38 am

1 stop9h 46m

$590

HoustonCastries

IAH - UVF

IAHUVF

Houston George Bush Intcntl

Sat 11/15

6:25 pm-1:19 pm

1 stop16h 54m

Castries Hewanorra

Sun 11/23

4:52 pm-12:38 am

1 stop9h 46m

$595

HoustonCastries

HOU - UVF

HOUUVF

Houston Hobby

Fri 10/17

6:00 am-2:26 pm

1 stop7h 26m

Castries Hewanorra

Wed 10/22

3:41 pm-9:18 am

1 stop18h 37m

$622

HoustonCastries

IAH - UVF

IAHUVF

Houston George Bush Intcntl

Wed 11/5

1:38 pm-2:57 pm

2 stops23h 19m

Castries Hewanorra

Wed 11/12

4:57 pm-5:51 pm

2 stops26h 54m

$641

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Castries from

How to get the cheapest flight ticket from Houston 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 Houston and Castries?

What is the cheapest month to fly to Castries?

The month of March is, on average, the cheapest month to fly to Castries from Houston, with most prices found around $558. The month of January is another great option to travel to Castries, with average flight prices from Houston averaging around $621.

What is the cheapest day to depart on your flight to Castries?

The cheapest day to depart from Houston to Castries is on a Sunday when prices can be found for as low as $551. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around $772. These prices are subject to change though, so be sure to set up a Price Alert for flights to Castries.

What is the cheapest time of day to depart on your flight to Castries?

According to our data, the cheapest time of day to fly to Castries is in the evening. momondo users have found flights departing from Houston to Castries in the evening for as low as $598. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Castries are more costly in the morning, with an average ticket price of $778. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

Cheap Houston to Castries flight deals and tips

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

Direct flights

None
There are no direct flights from Houston to Castries. There are no popular flight routes from Houston to Castries.
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  • How far is Houston to Castries Hewanorra by plane?

    Castries Hewanorra is 2442.8 mi away from Houston. Typically, this will take 6h 54m by plane in normal conditions.

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

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

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

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

    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 Houston 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.

Best airlines flying from Houston to Castries

Compare and see reviews for airlines that fly from Houston to Castries with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $553Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
DeltaPriceFrom $595Free CancellationRating
7.9
7,961 reviews
Search Delta 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 Houston to Castries?

Finding the right flight to Castries from Houston 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 Castries quick and easy, saving you time and money.

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

Yes. momondo enables you to select and highlight flights to Castries from Houston with this policy.

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

Once all potential Houston to Castries flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes. momondo can track prices for Houston to Castries flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Find better results for your trip to Saint Lucia

Airports servicing Saint Lucia

Castries George F. L. Charle Airport