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Cheap flights from Houston George Bush Intcntl Airport to Saint Thomas Island from $143

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 George Bush Intcntl Airport to Saint Thomas Island departing on 11/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Houston George Bush Intcntl Airport to Saint Thomas Island

Cheap round-trip flights

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Multiple Airlines Logo
8:17 pm - 3:11 pmIAH-STT
16h 54m1 stop
Multiple Airlines Logo
3:57 pm - 11:13 pmSTT-IAH
9h 16m1 stop
$267Multiple Airlines
Find Deal
Fri, Jan 30 - Mon, Feb 2
Multiple Airlines Logo
8:17 pm - 3:11 pmIAH-STT
16h 54m1 stop
Multiple Airlines Logo
4:06 pm - 11:13 pmSTT-IAH
9h 07m1 stop
$271Multiple Airlines
Find Deal
Thu, Jan 22 - Mon, Feb 2
Multiple Airlines Logo
8:17 pm - 3:11 pmIAH-STT
16h 54m1 stop
Multiple Airlines Logo
4:06 pm - 8:54 amSTT-IAH
18h 48m1 stop
$274Multiple Airlines
Find Deal
Thu, Jan 22 - Fri, Jan 30
Spirit Airlines Logo
12:17 pm - 3:11 pmIAH-STT
24h 54m1 stop
Spirit Airlines Logo
4:06 pm - 11:13 pmSTT-IAH
9h 07m1 stop
$281Spirit Airlines
Find Deal
Wed, Jan 21 - Mon, Feb 2
Multiple Airlines Logo
8:17 pm - 3:11 pmIAH-STT
16h 54m1 stop
Multiple Airlines Logo
1:33 pm - 8:33 pmSTT-IAH
9h 00m1 stop
$283Multiple Airlines
Find Deal
Thu, Jan 22 - Mon, Jan 26
Multiple Airlines Logo
12:17 pm - 3:11 pmIAH-STT
24h 54m1 stop
Multiple Airlines Logo
4:06 pm - 8:54 amSTT-IAH
18h 48m1 stop
$284Multiple Airlines
Find Deal
Wed, Jan 21 - Fri, Jan 30
Spirit Airlines Logo
7:00 am - 3:11 pmIAH-STT
6h 11m1 stop
Spirit Airlines Logo
1:33 pm - 8:33 pmSTT-IAH
9h 00m1 stop
$287Spirit Airlines
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Thu, Jan 29 - Sun, Feb 1
Multiple Airlines Logo
8:17 pm - 3:11 pmIAH-STT
16h 54m1 stop
Multiple Airlines Logo
1:33 pm - 8:33 pmSTT-IAH
9h 00m1 stop
$288Multiple Airlines
Find Deal
Thu, Jan 22 - Sun, Feb 1
Multiple Airlines Logo
8:08 pm - 2:30 pmIAH-STT
16h 22m1 stop
Multiple Airlines Logo
1:01 pm - 9:18 amSTT-IAH
22h 17m1 stop
$296Multiple Airlines
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Mon, Dec 1 - Mon, Dec 8
Spirit Airlines Logo
4:42 pm - 12:28 pmIAH-STT
17h 46m1 stop
Spirit Airlines Logo
1:33 pm - 8:33 pmSTT-IAH
9h 00m1 stop
$297Spirit Airlines
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Wed, Jan 28 - Sun, Feb 1

Spirit Airlines flights from Houston George Bush Intcntl Airport to Saint Thomas Island

Our best Spirit Airlines deals on Houston George Bush Intcntl Airport to Saint Thomas Island flight tickets
Spirit Airlines
Jan 21
IAH12:17 pmHouston George Bush Intcntl
24h 54m
1 stop
STT3:11 pmSaint Thomas Island Cyril E King
Feb 2
STT4:06 pmSaint Thomas Island Cyril E King
9h 07m
1 stop
IAH11:13 pmHouston George Bush Intcntl
$281
Find similar
Spirit Airlines
Jan 29
IAH7:00 amHouston George Bush Intcntl
6h 11m
1 stop
STT3:11 pmSaint Thomas Island Cyril E King
Feb 1
STT1:33 pmSaint Thomas Island Cyril E King
9h 00m
1 stop
IAH8:33 pmHouston George Bush Intcntl
$287
Find similar
Spirit Airlines
Jan 28
IAH4:42 pmHouston George Bush Intcntl
17h 46m
1 stop
STT12:28 pmSaint Thomas Island Cyril E King
Feb 1
STT1:33 pmSaint Thomas Island Cyril E King
9h 00m
1 stop
IAH8:33 pmHouston George Bush Intcntl
$297
Find similar

American Airlines flights from Houston George Bush Intcntl Airport to Saint Thomas Island

Our best American Airlines deals on Houston George Bush Intcntl Airport to Saint Thomas Island flight tickets
American Airlines
Nov 13
IAH7:30 amHouston George Bush Intcntl
7h 27m
1 stop
STT4:57 pmSaint Thomas Island Cyril E King
Nov 18
STT6:17 pmSaint Thomas Island Cyril E King
19h 08m
2 stops
IAH11:25 amHouston George Bush Intcntl
$754
Find similar
American Airlines
Nov 15
IAH7:30 amHouston George Bush Intcntl
7h 27m
1 stop
STT4:57 pmSaint Thomas Island Cyril E King
Nov 19
STT6:17 pmSaint Thomas Island Cyril E King
8h 30m
1 stop
IAH12:47 amHouston George Bush Intcntl
$779
Find similar
American Airlines
Nov 13
IAH5:30 amHouston George Bush Intcntl
9h 27m
1 stop
STT4:57 pmSaint Thomas Island Cyril E King
Nov 18
STT6:17 pmSaint Thomas Island Cyril E King
8h 30m
1 stop
IAH12:47 amHouston George Bush Intcntl
$799
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Houston George Bush Intcntl Airport to Saint Thomas Island 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 November 4, 2025.
Use the filters below to find and compare flights from Houston George Bush Intcntl Airport to Saint Thomas Island that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

HoustonSaint Thomas Island

IAH - STT

IAHSTT

Houston George Bush Intcntl

Fri 1/30

8:17 pm-3:11 pm

1 stop16h 54m

Saint Thomas Island Cyril E King

Mon 2/2

3:57 pm-11:13 pm

1 stop9h 16m

$267

HoustonSaint Thomas Island

IAH - STT

IAHSTT

Houston George Bush Intcntl

Thu 1/22

8:17 pm-3:11 pm

1 stop16h 54m

Saint Thomas Island Cyril E King

Mon 2/2

4:06 pm-11:13 pm

1 stop9h 07m

$271

HoustonSaint Thomas Island

IAH - STT

IAHSTT

Houston George Bush Intcntl

Thu 1/22

8:17 pm-3:11 pm

1 stop16h 54m

Saint Thomas Island Cyril E King

Fri 1/30

4:06 pm-8:54 am

1 stop18h 48m

$274

HoustonSaint Thomas Island

IAH - STT

IAHSTT

Houston George Bush Intcntl

Wed 1/21

12:17 pm-3:11 pm

1 stop24h 54m

Saint Thomas Island Cyril E King

Mon 2/2

4:06 pm-11:13 pm

1 stop9h 07m

$281

HoustonSaint Thomas Island

IAH - STT

IAHSTT

Houston George Bush Intcntl

Thu 1/22

8:17 pm-3:11 pm

1 stop16h 54m

Saint Thomas Island Cyril E King

Mon 1/26

1:33 pm-8:33 pm

1 stop9h 00m

$283

HoustonSaint Thomas Island

IAH - STT

IAHSTT

Houston George Bush Intcntl

Wed 1/21

12:17 pm-3:11 pm

1 stop24h 54m

Saint Thomas Island Cyril E King

Fri 1/30

4:06 pm-8:54 am

1 stop18h 48m

$284

HoustonSaint Thomas Island

IAH - STT

IAHSTT

Houston George Bush Intcntl

Thu 1/29

7:00 am-3:11 pm

1 stop6h 11m

Saint Thomas Island Cyril E King

Sun 2/1

1:33 pm-8:33 pm

1 stop9h 00m

$287

HoustonSaint Thomas Island

IAH - STT

IAHSTT

Houston George Bush Intcntl

Thu 1/22

8:17 pm-3:11 pm

1 stop16h 54m

Saint Thomas Island Cyril E King

Sun 2/1

1:33 pm-8:33 pm

1 stop9h 00m

$288

HoustonSaint Thomas Island

IAH - STT

IAHSTT

Houston George Bush Intcntl

Mon 12/1

8:08 pm-2:30 pm

1 stop16h 22m

Saint Thomas Island Cyril E King

Mon 12/8

1:01 pm-9:18 am

1 stop22h 17m

$296

HoustonSaint Thomas Island

IAH - STT

IAHSTT

Houston George Bush Intcntl

Wed 1/28

4:42 pm-12:28 pm

1 stop17h 46m

Saint Thomas Island Cyril E King

Sun 2/1

1:33 pm-8:33 pm

1 stop9h 00m

$297

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 Saint Thomas Island from

How to get the cheapest flight ticket from Houston George Bush Intcntl Airport to Saint Thomas Island

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 Thomas Island?

The month of October is another great option to travel to Saint Thomas Island, with average flight prices from Houston George Bush Intcntl Airport averaging around $373.

What is the cheapest day to depart on your flight to Saint Thomas Island?

On average, the least expensive day to fly to Saint Thomas Island from Houston George Bush Intcntl Airport is on a Thursday. momondo users have found tickets for Thursday departures for as low as $471. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Houston George Bush Intcntl Airport to Saint Thomas Island for around $647.

What is the cheapest time of day to depart on your flight to Saint Thomas Island?

The cheapest time of day to fly to Saint Thomas Island is in the evening when flights can be purchased for as low as $287. Flights to Saint Thomas Island are more costly in the morning, with an average ticket price of $741. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Houston George Bush Intcntl to Saint Thomas Island Cyril E King flight route?

Fly from Houston George Bush Intcntl to Saint Thomas Island Cyril E King for the best Houston George Bush Intcntl - Saint Thomas Island Cyril E King flight prices

How far in advance should I book a flight to Saint Thomas Island?

You are more likely to see cheaper flights to Saint Thomas Island from Houston George Bush Intcntl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Saint Thomas Island for around $562 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Saint Thomas Island from Houston George Bush Intcntl Airport for as low as $383 on momondo.

What cabin class options are available on Houston George Bush Intcntl to Saint Thomas Island Cyril E King flights?

There are 3 cabin classes available to choose from on Houston George Bush Intcntl to Saint Thomas Island Cyril E King flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Houston George Bush Intcntl Airport to Saint Thomas Island flight prices changed over time?

As of November 2025, prices for Houston George Bush Intcntl Airport to Saint Thomas Island flights are approximately 41% cheaper when compared to flights at the same time last year.

When to book flights from Houston George Bush Intcntl Airport to Saint Thomas Island

Are you open to changing your travel dates? Check out the ideal times to fly from Houston George Bush Intcntl Airport to Saint Thomas Island according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Houston George Bush Intcntl Airport to Saint Thomas Island (IAH to STT) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Houston George Bush Intcntl Airport to Saint Thomas Island

Best Price Found

$303

Fastest flight time

4h 35m

Direct flights

Mon, Tue, Wed, Thu, Sat and Sun

Airports in Saint Thomas Island

1 airport
The best one-way flight to Saint Thomas Island from Houston George Bush Intcntl Airport in the past 72 hours is $303. The best round-trip flight deal from Houston George Bush Intcntl Airport to Saint Thomas Island found on momondo in the last 72 hours is $585.
The fastest flight from Houston George Bush Intcntl Airport to Saint Thomas Island takes 4h 35m
Direct flights go from Houston George Bush Intcntl Airport to Saint Thomas Island on Monday, Tuesday, Wednesday, Thursday, Saturday and Sunday. The only airline offering direct flights is United Airlines.
There is 1 airport near Saint Thomas Island: Saint Thomas Island Cyril E King (STT)
Search flight deals

  • How far is Houston George Bush Intcntl to Saint Thomas Island Cyril E King by plane?

    The distance between Houston George Bush Intcntl and Saint Thomas Island Cyril E King is about 2069.2 mi. A reasonable flight in good conditions will take 6h 11m.

  • When did momondo last update prices for flights from Houston George Bush Intcntl Airport to Saint Thomas Island Cyril E King Airport?

    Prices for flights from Houston George Bush Intcntl Airport to Saint Thomas Island Cyril E King Airport were last updated today.

  • How many operators does momondo search for flights from Houston George Bush Intcntl Airport to Saint Thomas Island Cyril E King Airport?

  • How old do you have to be to fly from Houston George Bush Intcntl Airport to Saint Thomas Island Cyril E King Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Houston George Bush Intcntl Airport to Saint Thomas Island Cyril E King Airport.

  • What documentation or ID do you need to fly to Saint Thomas Island Cyril E King Airport?

    The required travel and health documents for your Saint Thomas Island Cyril E King Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Saint Thomas Island Cyril E King Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Houston George Bush Intcntl Airport to Saint Thomas Island?

  • What is the most popular airline from Houston George Bush Intcntl Airport to Saint Thomas Island?

Best airlines flying from Houston George Bush Intcntl Airport to Saint Thomas Island

Compare and see reviews for airlines that fly from Houston George Bush Intcntl Airport to Saint Thomas Island with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $190Free CancellationRating
6.3
8,115 reviews
Search Spirit Airlines flights
DeltaPriceFrom $307Free CancellationRating
7.9
8,002 reviews
Search Delta flights
United AirlinesPriceFrom $535Free CancellationRating
7.4
8,997 reviews
Search United Airlines flights
American AirlinesPriceFrom $545Free CancellationRating
7.2
11,038 reviews
Search American Airlines flights

  • United Airlines Flights From Houston George Bush Intcntl Airport to Saint Thomas Island

    Across 2 United Airlines flights from Houston George Bush Intcntl Airport to Saint Thomas Island this week, the average price was $747, with the best United Airlines deals starting from $535 round-trip. 8,997 users have rated United Airlines on momondo, with an average score of 7.4/10.

Traveling to a place near Saint Thomas Island?

Book flights to Saint Thomas Island if you plan to visit one of these locations
St. John

Why use momondo?

Why should I use momondo to find a flight deal from Houston to Saint Thomas Island?

It is quick and easy to find Houston to Saint Thomas Island 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 Saint Thomas Island that suits you.

Can I find flights from Houston to Saint Thomas Island with flexible booking policies on momondo?

Flights from Houston to Saint Thomas Island 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 Houston to Saint Thomas Island?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Saint Thomas Island from Houston.

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

Price alerts on flights to Saint Thomas Island from Houston 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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