$377 Cheap Flights from St. Louis (STL) to Puerto Escondido (PXM)

View $377 flight on Fri, Jun 12, 2026Opens in a new window

Popular airlines from St. Louis Lambert Intl. Airport (STL) to Puerto Escondido, Oaxaca (PXM-Puerto Escondido Intl.)

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Cheap Flights from St. Louis to Puerto Escondido (STL-PXM)

Prices were available within the past 7 days and start at $377 for one-way flights and $676 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Wed, Dec 31 - Wed, Jan 14
STL
St. Louis
PXM
Puerto Escondido
$676 Roundtrip, found 4 days ago
$676
Roundtrip
found 4 days ago
Select American Airlines flight, departing Wed, Dec 31 from St. Louis to Puerto Escondido, returning Wed, Jan 14, priced at $676 found 4 days ago
United
Wed, Nov 26 - Mon, Dec 15
STL
St. Louis
PXM
Puerto Escondido
$681 Roundtrip, found 3 days ago
$681
Roundtrip
found 3 days ago
Select United flight, departing Wed, Nov 26 from St. Louis to Puerto Escondido, returning Mon, Dec 15, priced at $681 found 3 days ago
American Airlines
Tue, Dec 2 - Wed, Dec 17
STL
St. Louis
PXM
Puerto Escondido
$687 Roundtrip, found 3 days ago
$687
Roundtrip
found 3 days ago
Select American Airlines flight, departing Tue, Dec 2 from St. Louis to Puerto Escondido, returning Wed, Dec 17, priced at $687 found 3 days ago
American Airlines
Tue, Dec 9 - Wed, Dec 24
STL
St. Louis
PXM
Puerto Escondido
$698 Roundtrip, found 4 days ago
$698
Roundtrip
found 4 days ago
Select American Airlines flight, departing Tue, Dec 9 from St. Louis to Puerto Escondido, returning Wed, Dec 24, priced at $698 found 4 days ago
United
Thu, Nov 27 - Sat, Dec 13
STL
St. Louis
PXM
Puerto Escondido
$701 Roundtrip, found 3 days ago
$701
Roundtrip
found 3 days ago
Select United flight, departing Thu, Nov 27 from St. Louis to Puerto Escondido, returning Sat, Dec 13, priced at $701 found 3 days ago
United
Wed, Nov 26 - Sat, Dec 13
STL
St. Louis
PXM
Puerto Escondido
$706 Roundtrip, found 3 days ago
$706
Roundtrip
found 3 days ago
Select United flight, departing Wed, Nov 26 from St. Louis to Puerto Escondido, returning Sat, Dec 13, priced at $706 found 3 days ago
United
Fri, Jan 16 - Thu, Jan 22
STL
St. Louis
PXM
Puerto Escondido
$706 Roundtrip, found 22 hours ago
$706
Roundtrip
found 22 hours ago
Select United flight, departing Fri, Jan 16 from St. Louis to Puerto Escondido, returning Thu, Jan 22, priced at $706 found 22 hours ago
Delta
Fri, Nov 28 - Fri, Dec 19
STL
St. Louis
PXM
Puerto Escondido
$861 Roundtrip, found 3 days ago
$861
Roundtrip
found 3 days ago
Select Delta flight, departing Fri, Nov 28 from St. Louis to Puerto Escondido, returning Fri, Dec 19, priced at $861 found 3 days ago
Air Canada
Tue, Dec 16 - Wed, Dec 31
STL
St. Louis
PXM
Puerto Escondido
$874 Roundtrip, found 4 days ago
$874
Roundtrip
found 4 days ago
Select Air Canada flight, departing Tue, Dec 16 from St. Louis to Puerto Escondido, returning Wed, Dec 31, priced at $874 found 4 days ago
Aeromexico
Fri, Feb 20 - Tue, Feb 24
STL
St. Louis
PXM
Puerto Escondido
$1,087 Roundtrip, found 22 hours ago
$1,087
Roundtrip
found 22 hours ago
Select Aeromexico flight, departing Fri, Feb 20 from St. Louis to Puerto Escondido, returning Tue, Feb 24, priced at $1,087 found 22 hours ago

Alternative airports near Puerto Escondido

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Puerto Escondido Intl. PXM. Cheapest option available. Flights from $770
PXM
Puerto Escondido Intl.
Cheapest
Flights from $770

Frequently asked questions

How much does a flight from Lambert-St. Louis Intl. Airport (STL) to Puerto Escondido Intl. Airport (PXM) cost?
Lock in a cheap one-way flight from $377 or cheap return flight from $676 from Lambert-St. Louis Intl. Airport (STL) to Puerto Escondido Intl. Airport (PXM) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Lambert-St. Louis Intl. Airport (STL) to Puerto Escondido Intl. Airport (PXM)?
Planning your trip for December is a great way to save, as it's the cheapest month for flights between STL and PXM. You'll usually find the lowest prices during off-peak months.
What is the cheapest airline that flies from Lambert-St. Louis Intl. Airport (STL) to Puerto Escondido Intl. Airport (PXM)?
Expedia's filter tool lets you easily compare different airlines, travel time and fares all in one place. Tailor the search to your trip, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest STL to PXM flight.
How many flights per day from Lambert-St. Louis Intl. Airport (STL) to Puerto Escondido Intl. Airport (PXM)?
There aren't any daily nonstop flights from Lambert-St. Louis Intl. Airport (STL) to Puerto Escondido Intl. Airport (PXM). But you can book flights with layovers. Filter your search results on Expedia to include one or more stops, and you'll be on your way before you know it.
What day of the week has the most flights from STL to PXM?
Friday is typically the busiest day for flights, while Tuesday tends to be the quietest.* Remember that flight schedules can change based on a number of factors, such as the airline and season.*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 Puerto Escondido Intl. Airport (PXM)?
To land at Puerto Escondido Intl. Airport (PXM) on time, book a flight that takes off from Lambert-St. Louis Intl. Airport (STL) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this hour.**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 Puerto Escondido Intl. Airport (PXM) last-minute?
Holding off until just before your departure to book a flight from STL to PXM generally means paying more. While you may come across some last-minute offers, there's no guarantee. Keep your travel schedule open to boost your chances of getting a bargain.
Is it cheaper to book a STL to PXM flight and hotel package?
Opting for a STL to PXM flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels all in one place. Select from our extensive range of stays and then add activities, flights and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Lambert-St. Louis Intl. Airport (STL) to Puerto Escondido Intl. Airport (PXM)?
It's usually possible to reschedule or cancel your STL to PXM flight. However, if it's been more than 24 hours since booking, additional fees may apply. Refer to your airline's policies in your itinerary to see what changes are allowed and whether any costs are involved. You'll also find more details on our Customer Service portal.

Travel information

Origin airport
Lambert-St. Louis Intl.
Destination airport
Puerto Escondido Intl.
Airlines serving
Aeromexico, Air Canada, American Airlines, Delta, United
Roundtrip price
$676
Distance
1631 mi

Book with confidence

St. Louis to Puerto Escondido Flights

The cheapest times to fly from St. Louis to Puerto Escondido

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 Puerto Escondido are during the month of December. You can find some of the cheapest flights from St. Louis to Puerto Escondido with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from St. Louis to Puerto Escondido

Sunday is one of the best days to book for cheap flights from St. Louis to Puerto Escondido: 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 Puerto Escondido

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 Puerto Escondido in 2025. You can also book with separate airlines for your outbound and return journeys, from $377 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 Puerto Escondido 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 Puerto Escondido 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 Puerto Escondido Flights

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