American Airlines Flight 819 Deals & Information (2025/2026)

Feel at ease with free flight cancellations within 24 hours of booking

Change your flight without a fee on select flights

American Airlines Flight 819 Route Deals From $311

The cheapest prices found with in the last 7 days for return flights were $468 and $311 for one-way flights to Daniel Oduber Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Frequently asked questions

What route does flight number AA819 take?
AA819 flies direct between STL and O’Hare Airport in about 1 hour and 32 minutes. It can sometimes be used on other routes though, some of which may be multi-stop trips. Keep an eye out for this when locking in your seat to avoid any mix-ups.
What terminal does AA819 fly out of?
You’ll likely leave from Terminal 1 if you’re flying out of St. Louis, MO Airport (STL-Lambert-St. Louis Intl.). Flight number AA819 serves a number of routes, but the direct flight between Lambert-St. Louis Intl. Airport (STL) and ORD is the most popular.
What kind of plane is on flight number AA819?
If you’re considering booking flight AA819 from St. Louis, MO Airport (STL-Lambert-St. Louis Intl.) to O’Hare Airport, there’s a good chance you’ll be aboard a Boeing 737-800. This flight number serves multiple routes, but this is the most popular one.
If I am not able to travel due to COVID-19, can I change my flight to a later date?
For more info about changing your AA819 flight with Travelocity, please visit our Customer Service Portal.