American Airlines Flight AA831 Deals & Information (2025/2026)

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American Airlines Flight 831 Route Deals From $99

The cheapest prices found with in the last 7 days for return flights were $217 and $99 for one-way flights to Lambert-St. Louis Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Sep 17 - Sat, Sep 20
CLT
Charlotte-Douglas Intl.
STL
Lambert-St. Louis Intl.
$217 Roundtrip, found 23 hours ago
$217
Roundtrip
found 23 hours ago
Select American Airlines flight, departing Wed, Sep 17 from Charlotte-Douglas Intl. to Lambert-St. Louis Intl., returning Sat, Sep 20, priced at $217 found 23 hours ago
Wed, Sep 17 - Sat, Sep 20
CLT
Charlotte-Douglas Intl.
STL
Lambert-St. Louis Intl.
$227 Roundtrip, found 23 hours ago
$227
Roundtrip
found 23 hours ago
Select American Airlines flight, departing Wed, Sep 17 from Charlotte-Douglas Intl. to Lambert-St. Louis Intl., returning Sat, Sep 20, priced at $227 found 23 hours ago
Sat, Sep 13 - Mon, Sep 15
CLT
Charlotte-Douglas Intl.
STL
Lambert-St. Louis Intl.
$240 Roundtrip, found 3 days ago
$240
Roundtrip
found 3 days ago
Select American Airlines flight, departing Sat, Sep 13 from Charlotte-Douglas Intl. to Lambert-St. Louis Intl., returning Mon, Sep 15, priced at $240 found 3 days ago
Sat, Sep 13 - Mon, Sep 15
CLT
Charlotte-Douglas Intl.
STL
Lambert-St. Louis Intl.
$245 Roundtrip, found 3 days ago
$245
Roundtrip
found 3 days ago
Select American Airlines flight, departing Sat, Sep 13 from Charlotte-Douglas Intl. to Lambert-St. Louis Intl., returning Mon, Sep 15, priced at $245 found 3 days ago
Wed, Sep 17 - Sat, Sep 20
CLT
Charlotte-Douglas Intl.
STL
Lambert-St. Louis Intl.
$247 Roundtrip, found 23 hours ago
$247
Roundtrip
found 23 hours ago
Select American Airlines flight, departing Wed, Sep 17 from Charlotte-Douglas Intl. to Lambert-St. Louis Intl., returning Sat, Sep 20, priced at $247 found 23 hours ago
Fri, Jul 4 - Tue, Jul 8
CLT
Charlotte-Douglas Intl.
STL
Lambert-St. Louis Intl.
$281 Roundtrip, found 10 hours ago
$281
Roundtrip
found 10 hours ago
Select American Airlines flight, departing Fri, Jul 4 from Charlotte-Douglas Intl. to Lambert-St. Louis Intl., returning Tue, Jul 8, priced at $281 found 10 hours ago

Frequently asked questions

What route does flight number AA831 take?
AA831 serves multiple routes, but the most common is between Charlotte, NC Airport (CLT-Charlotte-Douglas Intl.) and St. Louis, MO Airport (STL-Lambert-St. Louis Intl.). If on a direct flight, you’ll land in around 1 hour and 56 minutes. Multi-stop flights can also travel under this number, as can services on other routes.
What kind of plane is on flight number AA831?
It’s highly likely you’ll be traveling aboard the Boeing 737-800 if you’re on flight AA831 from CLT to Lambert-St. Louis Intl. Airport (STL). It’s the most commonly used type of plane on this popular route.
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 AA831 flight with Travelocity, please visit our Customer Service Portal.