The cheapest times to fly from SLU to HOU are

  • October 8th to October 21st

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from SLU to HOU is mid October. Prices can be as high as $3108 for Saturday flights during mid March, or as low as $1010 for Thursday flights around mid October.


When to Fly to Houston

Flying from St. Lucia (SLU) to Houston, TX (HOU) will usually cost between $1041 to $3108 per person if booking more than four weeks in advance. On average the very cheapest time to fly is mid October with an average ticket price of $1057. Due to high demand the most expensive time to fly is mid March, with an average price of $2398. Planning your trip to low-cost times can easily save you $1341 on economy flights and even more on first-class flights. Generally, any price below $1665 can be considered a good price for a round-trip SLU to HOU flight.

See below for a graph of average weekly prices for the SLU to HOU route. All prices are for round-trip tickets in USD.

SLU to HOU Flight Prices

Compared to other flights, the SLU to HOU flight is more expensive than the average and costs slightly more than the average flight leaving from Saint Lucia. The average price per mile (for a direct flight) is $0.42, which is a bit above average.


Flight Prices by Day of the Week

Thursday is usually the cheapest day to depart and return on this flight. Saturdays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $912 (38%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Thursday and returning a week later will cost an average of $1041. Return trip prices are from the HOU to SLU flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from SLU to HOU can generally find a 2-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 5 hour 22 minutes may not be realistic.


Alternative Nearby Airports

Champion Traveler tells you which airports are nearby and whether tickets might be cheaper alternative airports nearby. Sometimes it’s worth it to fly into a closer airport and then commute to your destination. Remember that there is not usually a nonstop flight from SLU to HOU while comparing.

Destination alternative #1: George Bush Intercontinental/Houston Airport (IAH) in Houston, TX

  • 24 miles (39 km) away from HOU
  • Usually 51.89% less expensive than HOU
  • 1-layover flights available

See SLU to IAH flights

Destination alternative #2: Austin – Bergstrom International Airport (AUS) in Austin, TX

  • 148 miles (238 km) away from HOU
  • Usually 37.78% less expensive than HOU
  • 2-layover flights available

See SLU to AUS flights


Flight Hacking SLU to HOU

Flight hacking is when you book two tickets instead of a layover, sometimes with different airlines. You will need to either bring only a carry-on bag (highly recommended) or leave yourself plenty of time to go through security again. Flight hacking is completely allowed, but airlines don’t always tell you the cheapest way to get from SLU to HOU — but Champion Traveler does!

Hack #1: Miami, FL (SLU > MIA > HOU)

  • Price for both tickets: $1003
  • Average savings: $663 (39.79%)

See SLU to FLL flights

Hack #2: Fort Lauderdale, FL (SLU > FLL > HOU)

  • Price for both tickets: $1006
  • Average savings: $659 (39.58%)

See SLU to MIA flights

Hack #3: Port of Spain (SLU > POS > HOU)

  • Price for both tickets: $1027
  • Average savings: $638 (38.32%)

See SLU to POS flights


Flight Questions Answered

Still have questions about flying from SLU to HOU? We’ve got answers.

Which airlines fly this route?

You can find 8 major airlines flying this route most often: Air Canada, Air France, American, Caribbean Airlines, Delta, JetBlue, LIAT, United, and potentially more during busy seasons.

How far away is it from William P Hobby Airport to George F Charles Airport?

The distance between the two airports is roughly 2436 miles or 3920 kilometers.

How long does it take to fly from SLU to HOU?

The real-world flight time for a nonstop SLU to HOU flight is about 5 hour 22 minutes.

How many flights go between St. Lucia and Houston, TX?

It depends on the day of the week and the date, but a typical day might have around 6 available flights from SLU to HOU.


Airport Location Info


Departing Airport

Origination code SLU
Origination airport name George F Charles Airport
City St. Lucia
Country St Lucia
Latitude 14
Longitude -61

Return Airport

Destination code HOU
Destination airport name William P Hobby Airport
City Houston, TX
Country the United States
Latitude 29.6
Longitude -95.3


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.