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Flight tickets from Houston George Bush Intercntl. to Castries

Compare Houston George Bush Intercntl. to Castries flight deals

Find the cheapest month or even day of the year to fly to Castries

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Flight deals from Houston George Bush Intercntl. to Castries

Looking for a cheap last-minute deal or the best return flight from Houston George Bush Intercntl. Airport to Castries? If you want to travel next month, return fares start from ₹ 57,905. Find the lowest prices on one-way and return tickets right here.
Castries.₹ 24,274 per passenger.Departing Thu, 9 Jul.One-way flight with Air Canada.Outbound indirect flight with Air Canada, departs from Houston George Bush Intercntl. on Thu, 9 Jul, arriving in St Lucia Hewanorra.Price includes taxes and charges.From ₹ 24,274, select.
Castries.₹ 39,959 per passenger.Departing Sat, 20 Jun.One-way flight with United.Outbound indirect flight with United, departs from Houston George Bush Intercntl. on Sat, 20 Jun, arriving in St Lucia Hewanorra.Price includes taxes and charges.From ₹ 39,959, select.
Castries.₹ 46,399 per passenger.Departing Fri, 14 Aug.One-way flight with United.Outbound indirect flight with United, departs from Houston George Bush Intercntl. on Fri, 14 Aug, arriving in St Lucia Hewanorra.Price includes taxes and charges.From ₹ 46,399, select.
Castries.₹ 51,474 per passenger.Departing Thu, 3 Sep.One-way flight with Air Canada.Outbound indirect flight with Air Canada, departs from Houston George Bush Intercntl. on Thu, 3 Sep, arriving in St Lucia Hewanorra.Price includes taxes and charges.From ₹ 51,474, select.
Castries.₹ 186,864 per passenger.Departing Fri, 16 Oct.One-way flight with WestJet.Outbound indirect flight with WestJet, departs from Houston George Bush Intercntl. on Fri, 16 Oct, arriving in St Lucia Hewanorra.Price includes taxes and charges.From ₹ 186,864, select.

Find the cheapest month to fly from Houston George Bush Intercntl. to Castries

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Houston George Bush Intercntl. to Castries flights are currently cheapest in July.
Jun
from ₹ 39,959
Jul
from ₹ 24,274
Aug
from ₹ 46,399
Sep
from ₹ 51,474
Oct
from ₹ 186,864
Nov
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Dec
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Jan
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Feb
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Mar
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Apr
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May
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Alternative Houston George Bush Intercntl. to Castries routes

Looking for the cheapest, fastest or easiest route from Houston George Bush Intercntl. to Castries? You could fly into the following airports instead.

St Lucia Vigie

1km from central Castries
Closest
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St Lucia Hewanorra

31km from central Castries
Cheapest
from ₹ 24,274
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Houston to Castries: Flight information

The things to know before you go.
Cheapest flight found₹ 24,274
Cheapest month to flyJuly

Finding cheap flights from Houston George Bush Intercntl. to Castries: Frequently asked questions

There are 2 airports in Castries: St Lucia Vigie and St Lucia Hewanorra.
The best price we found for a return flight from Houston George Bush Intercntl. to Castries is ₹ 55,289. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Houston George Bush Intercntl. to Castries. But we found flights with one or more stops from ₹ 55,289.
As of June 2026, there are no flights flying from Houston George Bush Intercntl. to Castries.
The cheapest month to fly from Houston George Bush Intercntl. to Castries is usually August.
If you're flying from Houston George Bush Intercntl. Airport, the cheapest airport near Castries is St Lucia Hewanorra – which is 30.5 km away from the centre of Castries. We've found flights into this airport from ₹ 55,289.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Houston George Bush Intercntl. Airport to Castries on Thursday, 27 August 2026.
No airlines currently offer direct flights between Houston George Bush Intercntl. Airport and Castries. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Castries but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Castries is around 40 days in advance, so don’t leave your flight to the last minute.
In June, the average temperature is usually around 28°C. September is typically the warmest month in Castries, when it usually averages around 28°C. You can expect the least rain in February. The coldest month is February, with temperatures averaging 25°C. The rainiest month is October.
Currently, Air Canada offers the cheapest flight tickets to Castries.

Flying from Houston George Bush Intercontinental Airport (IAH) to Castries: what you need to know

  • Houston George Bush Intercontinental Airport is located in Houston. Based in the UTC-4 timezone, Castries is two hours ahead of Houston.

  • Give yourself enough time to catch your IAH to Castries flight. It's generally best to arrive at least two hours before international departures and an hour ahead for domestic flights.

  • During popular months such as July, you'll want to get to the airport even earlier. Plan to arrive two hours before domestic departures and four hours ahead for international flights when you fly during peak periods in general.

  • We make it simple to book plane tickets from IAH to Castries with a stopover. To see all your options, uncheck 'Direct flights only.' Then, choose a flight that has a stop long enough to see the sights of the city of your choice. Major stopovers include:

    • Chicago O'Hare International Airport (ORD)

    • Atlanta Hartsfield-Jackson International Airport (ATL)

    • Miami International Airport (MIA)

  • Travelling from central Houston to IAH takes around 1 hour 10 minutes by public transport. If you drive, ride-share or grab a taxi, you'll cover the 21 kilometres in 30 minutes or so, depending on traffic conditions.

  • Have an early flight from Houston George Bush Intercontinental Airport to Castries? Avoid the hassle of rushing to the airport (and sneak in some extra snooze time) by choosing one of these stays close to IAH:

  • When it comes to the on-time performance of Houston George Bush Intercontinental Airport, 79% of flights complete their journey on time.

  • IAH is located at 16930 JFK Boulevard.

How to find the cheapest flights from Houston George Bush Intercontinental Airport (IAH) to Castries

  • ₹ 24,274 is currently the best price for a one-way Houston George Bush Intercontinental Airport to Castries flight. A return plane ticket starts from ₹ 55,289. These prices can change based on availability.

  • Don't leave everything to the last moment. You're more likely to find cheap flights from IAH to Castries if you book ahead. Airlines often offer some fantastic early bird deals.

  • The 'Whole month' tool will show you the cheapest tickets from Houston George Bush Intercontinental Airport to Castries across the month. It's a great way to snap up a bargain if your travel dates are flexible.

  • Save time searching for cheap flights from IAH to Castries by setting up a Price Alert. You'll receive an email or notification through the app when a new discounted fare appears.

  • Tailor your flights with filters. Choose your ideal departure and arrival times, total journey duration and airlines. You can also sort your results by 'Best,' 'Cheapest' or 'Fastest' flights from Houston George Bush Intercontinental Airport to Castries.

Airports in Castries

St Lucia Hewnorra International Airport (UVF)

  • St Lucia Hewnorra International Airport (UVF) to central Castries takes about 1 hour 30 minutes by car. The centre is roughly 72 kilometres away.

  • Travelling by public transport will take you around 2 hours.

  • If you're coming in on a late flight from Houston George Bush Intercontinental Airport to Castries, nothing beats the convenience of staying near the terminal. Grab your bags from the carousel and then be showered and snoozing soon after at one of these hotels near UVF:

  • Get the best deal by booking your ride from St Lucia Hewnorra International Airport about one week before your flight from IAH to Castries.

Castries George F. L. Charles Airport (SLU)

  • Castries George F. L. Charles Airport (SLU) is around 3 kilometres from central Castries. Once you've hopped off your flight from Houston George Bush Intercontinental Airport to Castries, it'll take you around 10 minutes to reach the heart of the city in a ride-share or taxi.

  • If you choose to travel on public transport, the journey will take you 15 minutes or so.

  • Following your IAH to Castries flight, unwind at a hotel near SLU. These are some great options that'll help you slip into relaxation mode:

  • Call dibs on the best options. Securing your ride from SLU one week ahead of time often means better deals and a wider range of vehicles.

Best time to go to Castries

  • It's time to figure out your travel dates for your flight from Houston George Bush Intercontinental Airport to Castries. February is the most popular month to visit Castries. If you like a more relaxed vibe, go in September.

  • The warmest month in Castries is September, with temperatures ranging between 26ºC and 30ºC. Lock in your Houston George Bush Intercontinental Airport to Castries plane ticket then if that's your definition of good weather.

  • Look for cheap tickets from IAH to Castries in February if you want to travel in cooler conditions. Temperatures are at their lowest then, ranging between 24ºC and 28ºC on average.

More about Castries

  • Once you've booked your flight from Houston George Bush Intercontinental Airport to Castries, find a hotel that offers both comfort and a great location. Make one of these accommodation options your base for exploring Castries:

  • Malabar Beach and Vigie Beach are just the start of the top-rated attractions to put on your Castries must-do list. Keep the sightseeing going at Morne Fortune.

Plan the rest of your trip from Houston to Castries

Prices shown on this page are estimated lowest prices only. Found in the last 12 days.