$314 Cheap Flights from St. Louis (STL) to Huatulco (HUX)

View $314 flight on Mon, Feb 23, 2026Opens in a new window

Popular airlines from St. Louis Lambert Intl. Airport (STL) to Bahias de Huatulco Intl. Airport (HUX)

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Cheap Flights from St. Louis to Huatulco (STL-HUX)

Prices were available within the past 7 days and start at $314 for one-way flights and $622 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Mon, Dec 8 - Fri, Dec 12
STL
St. Louis
HUX
Santa María Huatulco
$622 Roundtrip, found 19 hours ago
$622
Roundtrip
found 19 hours ago
Select American Airlines flight, departing Mon, Dec 8 from St. Louis to Santa María Huatulco, returning Fri, Dec 12, priced at $622 found 19 hours ago
American Airlines
Sat, Nov 8 - Sat, Nov 15
STL
St. Louis
HUX
Santa María Huatulco
$623 Roundtrip, found 4 hours ago
$623
Roundtrip
found 4 hours ago
Select American Airlines flight, departing Sat, Nov 8 from St. Louis to Santa María Huatulco, returning Sat, Nov 15, priced at $623 found 4 hours ago
American Airlines
Sat, Feb 21 - Thu, Feb 26
STL
St. Louis
HUX
Santa María Huatulco
$630 Roundtrip, found 14 hours ago
$630
Roundtrip
found 14 hours ago
Select American Airlines flight, departing Sat, Feb 21 from St. Louis to Santa María Huatulco, returning Thu, Feb 26, priced at $630 found 14 hours ago
American Airlines
Mon, Dec 8 - Fri, Dec 12
STL
St. Louis
HUX
Santa María Huatulco
$633 Roundtrip, found 19 hours ago
$633
Roundtrip
found 19 hours ago
Select American Airlines flight, departing Mon, Dec 8 from St. Louis to Santa María Huatulco, returning Fri, Dec 12, priced at $633 found 19 hours ago
American Airlines
Sat, Nov 8 - Sat, Nov 15
STL
St. Louis
HUX
Santa María Huatulco
$634 Roundtrip, found 4 hours ago
$634
Roundtrip
found 4 hours ago
Select American Airlines flight, departing Sat, Nov 8 from St. Louis to Santa María Huatulco, returning Sat, Nov 15, priced at $634 found 4 hours ago
American Airlines
Sat, Feb 21 - Thu, Feb 26
STL
St. Louis
HUX
Santa María Huatulco
$641 Roundtrip, found 14 hours ago
$641
Roundtrip
found 14 hours ago
Select American Airlines flight, departing Sat, Feb 21 from St. Louis to Santa María Huatulco, returning Thu, Feb 26, priced at $641 found 14 hours ago
American Airlines
Sat, Nov 8 - Sat, Nov 15
STL
St. Louis
HUX
Santa María Huatulco
$643 Roundtrip, found 4 hours ago
$643
Roundtrip
found 4 hours ago
Select American Airlines flight, departing Sat, Nov 8 from St. Louis to Santa María Huatulco, returning Sat, Nov 15, priced at $643 found 4 hours ago
Aeromexico
Sat, Apr 18 - Sat, Apr 25
STL
St. Louis
HUX
Santa María Huatulco
$936 Roundtrip, found 4 hours ago
$936
Roundtrip
found 4 hours ago
Select Aeromexico flight, departing Sat, Apr 18 from St. Louis to Santa María Huatulco, returning Sat, Apr 25, priced at $936 found 4 hours ago
Delta
Sat, Apr 18 - Sat, Apr 25
STL
St. Louis
HUX
Santa María Huatulco
$936 Roundtrip, found 4 hours ago
$936
Roundtrip
found 4 hours ago
Select Delta flight, departing Sat, Apr 18 from St. Louis to Santa María Huatulco, returning Sat, Apr 25, priced at $936 found 4 hours ago
Air Canada
Sat, Jan 10 - Sat, Jan 17
STL
St. Louis
HUX
Santa María Huatulco
$1,589 Roundtrip, found 4 hours ago
$1,589
Roundtrip
found 4 hours ago
Select Air Canada flight, departing Sat, Jan 10 from St. Louis to Santa María Huatulco, returning Sat, Jan 17, priced at $1,589 found 4 hours ago

Frequently asked questions

How much does a flight from Lambert-St. Louis Intl. Airport (STL) to Bahias de Huatulco Intl. Airport (HUX) cost?
Lock in a cheap one-way flight from $314 or cheap return flight from $622 from Lambert-St. Louis Intl. Airport (STL) to Bahias de Huatulco Intl. Airport (HUX) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Lambert-St. Louis Intl. Airport (STL) to Bahias de Huatulco Intl. Airport (HUX)?
The cheapest month to fly from STL to HUX is December, when demand is low. Off-peak months are usually when you'll find lower airfares between these airports.
What is the cheapest airline that flies from Lambert-St. Louis Intl. Airport (STL) to Bahias de Huatulco Intl. Airport (HUX)?
Expedia's filter tool lets you easily compare airlines, flight times and baggage options all in one place. Tailor the search to your trip, then sort by "Price (lowest to highest)" to see which carrier offers the cheapest STL to HUX flight.
How many flights per day from Lambert-St. Louis Intl. Airport (STL) to Bahias de Huatulco Intl. Airport (HUX)?
There are no daily direct flights departing from Lambert-St. Louis Intl. Airport (STL) to Bahias de Huatulco Intl. Airport (HUX). But you can opt for flights with layovers. Filter your search results on Expedia to include one or two stops, and you'll be soaring above the clouds before you know it.
What day of the week has the most flights from STL to HUX?
Friday is usually the busiest day for flights, while Tuesday is often the quietest.* Just remember that flight schedules can vary based on various factors, such as the time of year and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Lambert-St. Louis Intl. Airport (STL) to Bahias de Huatulco Intl. Airport (HUX)?
To avoid potential delays on the Lambert-St. Louis Intl. Airport (STL) to Bahias de Huatulco Intl. Airport (HUX) route, travel before 3 PM. Flights after this time have a 22% higher chance of cancellation.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Lambert-St. Louis Intl. Airport (STL) to Bahias de Huatulco Intl. Airport (HUX) last-minute?
Last-minute bookings from STL to HUX are generally more expensive. For the best rates, start looking for flights as early as possible. That said, if you can play around with your travel dates, you may score a cheap ticket right before your journey.
Is it cheaper to book a STL to HUX flight and hotel package?
Compared with arranging flights and hotels separately, booking a STL to HUX flight and hotel package with Expedia could result in significant savings. Better yet, having everything in one place will take the hassle out of travel planning. Simply secure your flights and choose from our wide range of hotels, then tailor your trip with extras like tours and car rentals.
Can I cancel or change the date of my flight from Lambert-St. Louis Intl. Airport (STL) to Bahias de Huatulco Intl. Airport (HUX)?
If you booked your STL to HUX flight within the last 24 hours, you may be able to cancel or modify it without any fees. Depending on the airline and the type of ticket you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal for more information.

Travel information

Origin airport
Lambert-St. Louis Intl.
Destination airport
Bahías de Huatulco Intl.
Airlines serving
Aeromexico, American Airlines, Delta
Roundtrip price
$622
Distance
1626 mi

Book with confidence

St. Louis to Huatulco Flights

The cheapest times to fly from St. Louis to Huatulco

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from St. Louis to Huatulco are during the month of December. You can find some of the cheapest flights from St. Louis to Huatulco with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from St. Louis to Huatulco

Sunday is one of the best days to book for cheap flights from St. Louis to Huatulco: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from St. Louis to Huatulco

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from St. Louis to Huatulco in 2025. You can also book with separate airlines for your outbound and return journeys, from $314 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap St. Louis to Huatulco flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your St. Louis to Huatulco airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

St. Louis to Huatulco Flights

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*Available to One Key members.