American Airlines Flight 4557 Deals & Information (2026/2027)

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American Airlines Flight 4557 Route Deals From $148

The cheapest prices found with in the last 7 days for return flights were $225 and $148 for one-way flights to O'Hare Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Nov 4 - Wed, Nov 11
IND
Indianapolis Intl.
ORD
O'Hare Intl.
$225 Roundtrip, found 5 days ago
$225
Roundtrip
found 5 days ago
Select American Airlines flight, departing Wed, Nov 4 from Indianapolis Intl. to O'Hare Intl., returning Wed, Nov 11, priced at $225 found 5 days ago
Tue, Jan 5 - Thu, Jan 7
IND
Indianapolis Intl.
ORD
O'Hare Intl.
$231 Roundtrip, found 5 days ago
$231
Roundtrip
found 5 days ago
Select American Airlines flight, departing Tue, Jan 5 from Indianapolis Intl. to O'Hare Intl., returning Thu, Jan 7, priced at $231 found 5 days ago
Tue, Jan 5 - Thu, Jan 7
IND
Indianapolis Intl.
ORD
O'Hare Intl.
$257 Roundtrip, found 5 days ago
$257
Roundtrip
found 5 days ago
Select American Airlines flight, departing Tue, Jan 5 from Indianapolis Intl. to O'Hare Intl., returning Thu, Jan 7, priced at $257 found 5 days ago
Wed, Nov 4 - Wed, Nov 11
IND
Indianapolis Intl.
ORD
O'Hare Intl.
$271 Roundtrip, found 5 days ago
$271
Roundtrip
found 5 days ago
Select American Airlines flight, departing Wed, Nov 4 from Indianapolis Intl. to O'Hare Intl., returning Wed, Nov 11, priced at $271 found 5 days ago
Thu, Nov 19 - Sun, Nov 22
IND
Indianapolis Intl.
ORD
O'Hare Intl.
$275 Roundtrip, found 17 hours ago
$275
Roundtrip
found 17 hours ago
Select American Airlines flight, departing Thu, Nov 19 from Indianapolis Intl. to O'Hare Intl., returning Sun, Nov 22, priced at $275 found 17 hours ago
Tue, Jan 5 - Thu, Jan 7
IND
Indianapolis Intl.
ORD
O'Hare Intl.
$276 Roundtrip, found 5 days ago
$276
Roundtrip
found 5 days ago
Select American Airlines flight, departing Tue, Jan 5 from Indianapolis Intl. to O'Hare Intl., returning Thu, Jan 7, priced at $276 found 5 days ago
Fri, Dec 11 - Sat, Dec 12
IND
Indianapolis Intl.
ORD
O'Hare Intl.
$278 Roundtrip, found 1 day ago
$278
Roundtrip
found 1 day ago
Select American Airlines flight, departing Fri, Dec 11 from Indianapolis Intl. to O'Hare Intl., returning Sat, Dec 12, priced at $278 found 1 day ago
Mon, Oct 19 - Tue, Oct 20
IND
Indianapolis Intl.
ORD
O'Hare Intl.
$283 Roundtrip, found 1 day ago
$283
Roundtrip
found 1 day ago
Select American Airlines flight, departing Mon, Oct 19 from Indianapolis Intl. to O'Hare Intl., returning Tue, Oct 20, priced at $283 found 1 day ago
Wed, Nov 18 - Sat, Nov 21
IND
Indianapolis Intl.
ORD
O'Hare Intl.
$287 Roundtrip, found 17 hours ago
$287
Roundtrip
found 17 hours ago
Select American Airlines flight, departing Wed, Nov 18 from Indianapolis Intl. to O'Hare Intl., returning Sat, Nov 21, priced at $287 found 17 hours ago
Fri, Dec 11 - Sat, Dec 12
IND
Indianapolis Intl.
ORD
O'Hare Intl.
$302 Roundtrip, found 1 day ago
$302
Roundtrip
found 1 day ago
Select American Airlines flight, departing Fri, Dec 11 from Indianapolis Intl. to O'Hare Intl., returning Sat, Dec 12, priced at $302 found 1 day ago
Fri, Nov 13 - Sun, Nov 15
IND
Indianapolis Intl.
ORD
O'Hare Intl.
$304 Roundtrip, found 6 hours ago
$304
Roundtrip
found 6 hours ago
Select American Airlines flight, departing Fri, Nov 13 from Indianapolis Intl. to O'Hare Intl., returning Sun, Nov 15, priced at $304 found 6 hours ago
Mon, Oct 19 - Tue, Oct 20
IND
Indianapolis Intl.
ORD
O'Hare Intl.
$309 Roundtrip, found 1 day ago
$309
Roundtrip
found 1 day ago
Select American Airlines flight, departing Mon, Oct 19 from Indianapolis Intl. to O'Hare Intl., returning Tue, Oct 20, priced at $309 found 1 day ago
Fri, Nov 13 - Sun, Nov 15
IND
Indianapolis Intl.
ORD
O'Hare Intl.
$321 Roundtrip, found 6 hours ago
$321
Roundtrip
found 6 hours ago
Select American Airlines flight, departing Fri, Nov 13 from Indianapolis Intl. to O'Hare Intl., returning Sun, Nov 15, priced at $321 found 6 hours ago

Frequently asked questions

What route does flight number AA4557 take?
AA4557 takes a number of routes. The most frequently flown is between LaGuardia Airport and STL, which is a direct flight. This service usually takes 2 hours and 47 minutes. That said, there may possibly be other flights with the same number that are multi-stop.
How often is AA4557 on time?
If you're taking to the skies with American Airlines on flight number AA4557 from LGA to St. Louis, MO Airport (STL-Lambert-St. Louis Intl.), your service will be on time 95% of the time — when you're running on a tight schedule, it's a relief knowing that your airline does too. In the rare event of an unforeseen delay, the average delay is just 1 hour and 33 minutes. This journey has a 2.7-star rating.
What terminal does AA4557 fly out of?
If you're flying out of LaGuardia Airport (LGA), there's a good chance you'll board the aircraft from Terminal B. The most frequented route for flight number AA4557 is LaGuardia Airport to Lambert Field, which is a direct flight.
What kind of plane is on flight number AA4557?
If you're taking flight AA4557 from New York, NY Airport (LGA-LaGuardia) to Lambert-St. Louis Intl. Airport (STL), you'll most likely be cruising aboard the Embraer 170. Flight AA4557 serves a number of different routes, but this is the most popular.
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 AA4557 flight with Travelocity, please visit our Customer Service Portal.