$229 Cheap American Airlines flights St. Louis (STL) to Loreto (LTO)

You’ll discover affordable round-trip American Airlines flights from $433 from STL to LTO by filtering your results from “Price (lowest to highest)” on Expedia. Or search for bargains from $229 for a one-way journey.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

Look for one-way or return flights to Loreto in September or October. You could find lower fares with American Airlines during these quieter months.

To find affordable flights from STL to LTO with American Airlines, start your search about one month before your intended departure. You can save 17% when you book your international tickets 18 to 29 days ahead instead of booking four to five months in advance. Another useful tip? Booking on Sunday offers average savings of 17% compared to Friday (the most expensive day).**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC’s global airline sales database.

Enter your dates, press search and check the “Nonstop” filter on Expedia to browse any direct flights from STL to LTO with American Airlines or another airline.

Filter your results by “Morning” and “Early Morning” to see the earliest flights from STL to LTO. Taking off early means flight cancellations are less likely.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.

Hop on an American Airlines flight from Lambert-St. Louis Intl. Airport (STL) to Loreto, and you’ll probably touch down at Loreto Intl. Airport (LTO). This is the airline’s main hub in this city.

Depending on the type of ticket you purchased, a fee will generally apply if you modify or cancel your booking more than 24 hours after it has been confirmed. To find flexible fares, select our “Changes included” and “No cancel fee” boxes when looking for flights. For more information on changing or canceling your reservation, go to “Trips,” select your flight and tick “Manage Booking.”