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Cheap flights from Houston to Castries from $177

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 7/13. 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 Houston to Castries

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
6:45 am - 2:10 pm
IAH
-
UVF
30h 25m
1 stop
Air Canada Logo
3:05 pm - 10:06 pm
UVF
-
IAH
32h 01m
1 stop
$510Air Canada
Thu, Jul 9 - Fri, Jul 17
Air Canada Logo
12:00 pm - 2:15 pm
IAH
-
UVF
25h 15m
1 stop
Air Canada Logo
4:25 pm - 5:08 pm
UVF
-
IAH
25h 43m
1 stop
$540Air Canada
Thu, Oct 22 - Mon, Oct 26
Air Canada Logo
10:00 am - 3:25 pm
IAH
-
UVF
52h 25m
2 stops
Air Canada Logo
4:25 pm - 10:53 am
UVF
-
IAH
19h 28m
1 stop
$570Air Canada
Fri, Oct 23 - Thu, Oct 29
Air Canada Logo
12:00 pm - 4:25 pm
IAH
-
UVF
26h 25m
1 stop
Air Canada Logo
5:25 pm - 5:08 pm
UVF
-
IAH
25h 43m
1 stop
$594Air Canada
Sun, Nov 15 - Thu, Nov 19
Air Canada Logo
11:45 am - 2:10 pm
IAH
-
UVF
25h 25m
1 stop
Air Canada Logo
3:05 pm - 10:50 am
UVF
-
IAH
20h 45m
1 stop
$615Air Canada
Thu, Jul 9 - Fri, Jul 17
American Airlines Logo
6:18 pm - 1:25 pm
IAH
-
UVF
18h 07m
2 stops
American Airlines Logo
4:20 pm - 8:42 am
UVF
-
IAH
17h 22m
1 stop
$643American Airlines
Thu, Oct 22 - Mon, Oct 26
American Airlines Logo
6:18 pm - 1:25 pm
IAH
-
UVF
18h 07m
2 stops
American Airlines Logo
4:20 pm - 10:19 am
UVF
-
IAH
18h 59m
2 stops
$653American Airlines
Thu, Oct 15 - Mon, Oct 19
Multiple Airlines Logo
6:45 am - 2:20 pm
IAH
-
UVF
30h 35m
1 stop
Multiple Airlines Logo
1:59 pm - 10:59 am
UVF
-
IAH
22h 00m
1 stop
$657Multiple Airlines
Mon, Aug 10 - Thu, Aug 13
Delta Logo
6:00 am - 2:26 pm
HOU
-
UVF
7h 26m
1 stop
Delta Logo
3:41 pm - 9:26 am
UVF
-
HOU
18h 45m
1 stop
$868Delta
Fri, Oct 9 - Fri, Oct 16
Delta Logo
6:00 am - 2:26 pm
HOU
-
UVF
7h 26m
1 stop
Delta Logo
3:41 pm - 9:26 am
UVF
-
HOU
18h 45m
1 stop
$877Delta
Thu, Oct 22 - Mon, Oct 26

American Airlines flights from Houston to Castries

Our best American Airlines deals on Houston to Castries flight tickets
American Airlines
Oct 22
IAH6:18 pmHouston George Bush Intcntl
18h 07m
2 stops
UVF1:25 pmCastries Hewanorra
Oct 26
UVF4:20 pmCastries Hewanorra
17h 22m
1 stop
IAH8:42 amHouston George Bush Intcntl
$643
American Airlines
Oct 15
IAH6:18 pmHouston George Bush Intcntl
18h 07m
2 stops
UVF1:25 pmCastries Hewanorra
Oct 19
UVF4:20 pmCastries Hewanorra
18h 59m
2 stops
IAH10:19 amHouston George Bush Intcntl
$653
American Airlines
Oct 15
IAH6:18 pmHouston George Bush Intcntl
18h 17m
1 stop
UVF1:35 pmCastries Hewanorra
Oct 19
UVF4:20 pmCastries Hewanorra
17h 22m
1 stop
IAH8:42 amHouston George Bush Intcntl
$701

Air Canada flights from Houston to Castries

Our best Air Canada deals on Houston to Castries flight tickets
Air Canada
Jul 9
IAH6:45 amHouston George Bush Intcntl
30h 25m
1 stop
UVF2:10 pmCastries Hewanorra
Jul 17
UVF3:05 pmCastries Hewanorra
32h 01m
1 stop
IAH10:06 pmHouston George Bush Intcntl
$510
Air Canada
Oct 22
IAH12:00 pmHouston George Bush Intcntl
25h 15m
1 stop
UVF2:15 pmCastries Hewanorra
Oct 26
UVF4:25 pmCastries Hewanorra
25h 43m
1 stop
IAH5:08 pmHouston George Bush Intcntl
$540
Air Canada
Oct 23
IAH10:00 amHouston George Bush Intcntl
52h 25m
2 stops
UVF3:25 pmCastries Hewanorra
Oct 29
UVF4:25 pmCastries Hewanorra
19h 28m
1 stop
IAH10:53 amHouston George Bush Intcntl
$570

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 June 7, 2026.
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

Cheapest round-trip

HoustonCastries

IAH - UVF

IAHUVF

Houston George Bush Intcntl

Thu 7/9

6:45 am-2:10 pm

1 stop30h 25m

Castries Hewanorra

Fri 7/17

3:05 pm-10:06 pm

1 stop32h 01m

$510

HoustonCastries

IAH - UVF

IAHUVF

Houston George Bush Intcntl

Thu 10/22

12:00 pm-2:15 pm

1 stop25h 15m

Castries Hewanorra

Mon 10/26

4:25 pm-5:08 pm

1 stop25h 43m

$540

HoustonCastries

IAH - UVF

IAHUVF

Houston George Bush Intcntl

Fri 10/23

10:00 am-3:25 pm

2 stops52h 25m

Castries Hewanorra

Thu 10/29

4:25 pm-10:53 am

1 stop19h 28m

$570

HoustonCastries

IAH - UVF

IAHUVF

Houston George Bush Intcntl

Sun 11/15

12:00 pm-4:25 pm

1 stop26h 25m

Castries Hewanorra

Thu 11/19

5:25 pm-5:08 pm

1 stop25h 43m

$594

HoustonCastries

IAH - UVF

IAHUVF

Houston George Bush Intcntl

Thu 7/9

11:45 am-2:10 pm

1 stop25h 25m

Castries Hewanorra

Fri 7/17

3:05 pm-10:50 am

1 stop20h 45m

$615

HoustonCastries

IAH - UVF

IAHUVF

Houston George Bush Intcntl

Thu 10/22

6:18 pm-1:25 pm

2 stops18h 07m

Castries Hewanorra

Mon 10/26

4:20 pm-8:42 am

1 stop17h 22m

$643

HoustonCastries

IAH - UVF

IAHUVF

Houston George Bush Intcntl

Thu 10/15

6:18 pm-1:25 pm

2 stops18h 07m

Castries Hewanorra

Mon 10/19

4:20 pm-10:19 am

2 stops18h 59m

$653

HoustonCastries

IAH - UVF

IAHUVF

Houston George Bush Intcntl

Mon 8/10

6:45 am-2:20 pm

1 stop30h 35m

Castries Hewanorra

Thu 8/13

1:59 pm-10:59 am

1 stop22h 00m

$657
Quickest round-trip

HoustonCastries

HOU - UVF

HOUUVF

Houston Hobby

Fri 10/9

6:00 am-2:26 pm

1 stop7h 26m

Castries Hewanorra

Fri 10/16

3:41 pm-9:26 am

1 stop18h 45m

$868

HoustonCastries

HOU - UVF

HOUUVF

Houston Hobby

Thu 10/22

6:00 am-2:26 pm

1 stop7h 26m

Castries Hewanorra

Mon 10/26

3:41 pm-9:26 am

1 stop18h 45m

$877

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 July is, on average, the cheapest month to fly to Castries from Houston, with most prices found around $285. The month of December is another great option to travel to Castries, with average flight prices from Houston averaging around $434.

Cheap Houston to Castries flight deals and tips

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

Fastest flight time

7h 33m

Direct flights

None
The fastest flight from Houston to Castries takes 7h 33m
There are no direct flights from Houston to Castries. There are no popular flight routes from Houston to Castries.
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Frequently asked questions about flying from Houston to Castries

  • How far is Houston to Castries Hewanorra by plane?

    Castries Hewanorra is 2442.8 mi away from Houston. Typically, this will take 7h 33m 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 $443Free CancellationRating
7.1
11,651 reviews
Search American Airlines flights
DeltaPriceFrom $443Free CancellationRating
7.8
8,396 reviews
Search Delta flights
JetBluePriceFrom $552Free CancellationRating
7.1
2,981 reviews
Search JetBlue 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