American Airlines Flight 4521 Deals & Information (2026/2027)

Wander Wisely with exceptional service, 24/7 supportOpens in a new window

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

Change your flight without a fee on select flights

American Airlines Flight 4521 Route Deals From $149

The cheapest prices found with in the last 7 days for return flights were $222 and $149 for one-way flights to Bradley Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Feb 18 - Mon, Mar 9
ORD
O'Hare Intl.
BDL
Bradley Intl.
$222 Roundtrip, found 1 hour ago
$222
Roundtrip
found 1 hour ago
Select American Airlines flight, departing Wed, Feb 18 from O'Hare Intl. to Bradley Intl., returning Mon, Mar 9, priced at $222 found 1 hour ago
Wed, Feb 18 - Mon, Mar 9
ORD
O'Hare Intl.
BDL
Bradley Intl.
$258 Roundtrip, found 1 hour ago
$258
Roundtrip
found 1 hour ago
Select American Airlines flight, departing Wed, Feb 18 from O'Hare Intl. to Bradley Intl., returning Mon, Mar 9, priced at $258 found 1 hour ago
Wed, Feb 18 - Mon, Mar 9
ORD
O'Hare Intl.
BDL
Bradley Intl.
$325 Roundtrip, found 1 hour ago
$325
Roundtrip
found 1 hour ago
Select American Airlines flight, departing Wed, Feb 18 from O'Hare Intl. to Bradley Intl., returning Mon, Mar 9, priced at $325 found 1 hour ago

Frequently asked questions

What route does flight number AA4521 take?
AA4521 is used on multiple routes, but the most common is between CLT and Memphis Intl. Airport (MEM). If your flight is direct, you'll disembark the plane in 1 hour and 49 minutes. Multi-stop flights can also operate under this number, as can services on other routes.
What kind of plane is on flight number AA4521?
If you've booked a ticket on flight AA4521 from Charlotte-Douglas Intl. Airport (CLT) to Memphis, TN Airport (MEM-Memphis Intl.), there's a strong chance you'll be traveling aboard the Embraer 175. Flight AA4521 serves several routes, but this is the most common 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 AA4521 flight with Travelocity, please visit our Customer Service Portal.