HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Castries

Cheap flights from Hobby (HOU) to Castries (SLU)

HOU — SLU
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Hobby to Castries with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Hobby to Castries

Discover tips and strategies to find the most affordable flight options for your journey from Hobby (HOU) to Castries (SLU). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 12, 2025.

Popular in

July

Cheapest in

September

Average price

$865
Highest demand for flights based on searches. 18% potential increase in price ($189 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($49 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2025
Search Deals

Best time to book a flight from Hobby to Castries

Have a flexible travel schedule? Discover the best time to fly to Castries from Hobby with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Houston Hobby Airport to Castries

What is the cheapest month to book a flight from Houston Hobby Airport to Castries?

Currently, August is the cheapest month in which you can book a flight from Houston Hobby Airport to Castries (average of $525). Flying from Houston Hobby Airport to Castries in July is currently the most expensive (average of $767). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Hobby to Castries. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Castries from Houston Hobby?

    Castries George F. L. Charle (SLU) is the airport you will fly into if you book a flight from Houston Hobby to Castries. You should not have trouble finding flights to George F. L. Charle from Houston Hobby; the airport handles an average of 0 inbound flights from Houston Hobby per day. You should also have plenty of airline options to choose from since 1 airline has flights to the Castries airport from Houston Hobby. It is only a 0.7 mi journey from George F. L. Charle (SLU) to Castries’s city center.

  • Can I find deals for flights from Hobby to Castries that include hotel bookings?

    Yes. In addition to deals on Hobby to Castries flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Hobby to Castries?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Hobby to Castries.

  • Can I find deals for business class flights from Hobby to Castries?

    Yes. Cheapflights offers flight deals from Hobby to Castries by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Houston Hobby Airport to Castries?

    Currently, August is the cheapest month in which you can book a flight from Houston Hobby Airport to Castries (average of $525). Flying from Houston Hobby Airport to Castries in July is currently the most expensive (average of $767). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Houston Hobby Airport?

Book flights to Houston Hobby Airport if you plan to visit one of these locations
Gros Islet
Marigot Bay

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Hobby to Castries

See prices for flight routes from nearby airports that may be better suited for you.
Hobby to Castries flights
George Bush Intcntl to Castries flights
George Bush Intcntl to Castries flights

Top airline flying from Hobby to Castries

Discover the top airline that operate flights from Hobby to Castries. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$527Average$826FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.