American Airlines Flight 4377 Deals & Information (2025/2026)

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American Airlines Flight 4377 Route Deals From $61

The cheapest prices found with in the last 7 days for return flights were $123 and $61 for one-way flights to O'Hare Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Jun 21 - Tue, Jun 24
BUF
Buffalo Niagara Intl.
ORD
O'Hare Intl.
$123 Roundtrip, found 1 day ago
$123
Roundtrip
found 1 day ago
Select American Airlines flight, departing Sat, Jun 21 from Buffalo Niagara Intl. to O'Hare Intl., returning Tue, Jun 24, priced at $123 found 1 day ago
Sat, Jun 21 - Tue, Jun 24
BUF
Buffalo Niagara Intl.
ORD
O'Hare Intl.
$124 Roundtrip, found 1 day ago
$124
Roundtrip
found 1 day ago
Select American Airlines flight, departing Sat, Jun 21 from Buffalo Niagara Intl. to O'Hare Intl., returning Tue, Jun 24, priced at $124 found 1 day ago
Sat, Jun 21 - Tue, Jun 24
BUF
Buffalo Niagara Intl.
ORD
O'Hare Intl.
$139 Roundtrip, found 1 day ago
$139
Roundtrip
found 1 day ago
Select American Airlines flight, departing Sat, Jun 21 from Buffalo Niagara Intl. to O'Hare Intl., returning Tue, Jun 24, priced at $139 found 1 day ago
Wed, Aug 27 - Sat, Aug 30
BUF
Buffalo Niagara Intl.
ORD
O'Hare Intl.
$152 Roundtrip, found 2 days ago
$152
Roundtrip
found 2 days ago
Select American Airlines flight, departing Wed, Aug 27 from Buffalo Niagara Intl. to O'Hare Intl., returning Sat, Aug 30, priced at $152 found 2 days ago
Sat, Jun 21 - Tue, Jun 24
BUF
Buffalo Niagara Intl.
ORD
O'Hare Intl.
$166 Roundtrip, found 1 day ago
$166
Roundtrip
found 1 day ago
Select American Airlines flight, departing Sat, Jun 21 from Buffalo Niagara Intl. to O'Hare Intl., returning Tue, Jun 24, priced at $166 found 1 day ago
Thu, Jul 10 - Sun, Jul 13
BUF
Buffalo Niagara Intl.
ORD
O'Hare Intl.
$177 Roundtrip, found 11 hours ago
$177
Roundtrip
found 11 hours ago
Select American Airlines flight, departing Thu, Jul 10 from Buffalo Niagara Intl. to O'Hare Intl., returning Sun, Jul 13, priced at $177 found 11 hours ago
Thu, Jul 10 - Sun, Jul 13
BUF
Buffalo Niagara Intl.
ORD
O'Hare Intl.
$183 Roundtrip, found 11 hours ago
$183
Roundtrip
found 11 hours ago
Select American Airlines flight, departing Thu, Jul 10 from Buffalo Niagara Intl. to O'Hare Intl., returning Sun, Jul 13, priced at $183 found 11 hours ago
Fri, Jul 11 - Sun, Jul 13
BUF
Buffalo Niagara Intl.
ORD
O'Hare Intl.
$185 Roundtrip, found 11 hours ago
$185
Roundtrip
found 11 hours ago
Select American Airlines flight, departing Fri, Jul 11 from Buffalo Niagara Intl. to O'Hare Intl., returning Sun, Jul 13, priced at $185 found 11 hours ago
Sat, Jun 21 - Tue, Jun 24
BUF
Buffalo Niagara Intl.
ORD
O'Hare Intl.
$185 Roundtrip, found 1 day ago
$185
Roundtrip
found 1 day ago
Select American Airlines flight, departing Sat, Jun 21 from Buffalo Niagara Intl. to O'Hare Intl., returning Tue, Jun 24, priced at $185 found 1 day ago

Frequently asked questions

What route does flight number AA4377 take?
Flight number AA4377 takes around 1 hour and 2 minutes to jet directly from Dallas, TX Airport (DFW-Dallas-Fort Worth Intl.) to College Station, TX Airport (CLL-Easterwood). We all know there’s magic in the destination, but the journey is always half the fun!
What kind of plane is on flight number AA4377?
The route for flight number AA4377 is almost always Dallas, TX Airport (DFW-Dallas-Fort Worth Intl.) to Easterwood Field, and the Embraer RJ145 is the type of plane you’re likely to be flying on.
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 AA4377 flight with Travelocity, please visit our Customer Service Portal.