American Airlines Flight AA4539 Deals & Information (2025/2026)

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American Airlines Flight 4539 Route Deals From $46

The cheapest prices found with in the last 7 days for return flights were $84 and $46 for one-way flights to Pittsburgh Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Aug 21 - Mon, Aug 25
ORD
O'Hare Intl.
PIT
Pittsburgh Intl.
$84 Roundtrip, found 17 hours ago
$84
Roundtrip
found 17 hours ago
Select American Airlines flight, departing Thu, Aug 21 from O'Hare Intl. to Pittsburgh Intl., returning Mon, Aug 25, priced at $84 found 17 hours ago
Thu, Aug 21 - Mon, Aug 25
ORD
O'Hare Intl.
PIT
Pittsburgh Intl.
$91 Roundtrip, found 17 hours ago
$91
Roundtrip
found 17 hours ago
Select American Airlines flight, departing Thu, Aug 21 from O'Hare Intl. to Pittsburgh Intl., returning Mon, Aug 25, priced at $91 found 17 hours ago
Thu, Aug 21 - Mon, Aug 25
ORD
O'Hare Intl.
PIT
Pittsburgh Intl.
$116 Roundtrip, found 17 hours ago
$116
Roundtrip
found 17 hours ago
Select American Airlines flight, departing Thu, Aug 21 from O'Hare Intl. to Pittsburgh Intl., returning Mon, Aug 25, priced at $116 found 17 hours ago
Thu, Oct 9 - Mon, Oct 13
ORD
O'Hare Intl.
PIT
Pittsburgh Intl.
$118 Roundtrip, found 4 days ago
$118
Roundtrip
found 4 days ago
Select American Airlines flight, departing Thu, Oct 9 from O'Hare Intl. to Pittsburgh Intl., returning Mon, Oct 13, priced at $118 found 4 days ago
Wed, Oct 8 - Sun, Oct 12
ORD
O'Hare Intl.
PIT
Pittsburgh Intl.
$131 Roundtrip, found 20 hours ago
$131
Roundtrip
found 20 hours ago
Select American Airlines flight, departing Wed, Oct 8 from O'Hare Intl. to Pittsburgh Intl., returning Sun, Oct 12, priced at $131 found 20 hours ago

Frequently asked questions

What route does flight number AA4539 take?
AA4539 flies direct between Washington, DC Airport (DCA-Ronald Reagan Washington National) and Birmingham Intl. Airport (BHM) in approximately 1 hour and 58 minutes. It can be used on other routes though, some of which could be multi-stop journeys. Keep an eye out for this when booking your airfare to avoid any mix-ups.
What terminal does AA4539 fly out of?
If you're leaving from DCA, there's every chance you'll board from Terminal C. The most popular route for AA4539 is Washington, DC Airport (DCA-Ronald Reagan Washington National) to BHM, which is a nonstop flight.
What kind of plane is on flight number AA4539?
If you're on flight AA4539 from Ronald Reagan Washington National Airport (DCA) to Birmingham, AL Airport (BHM-Birmingham Intl.), you'll likely be heading off on an Embraer 175. Flight AA4539 serves multiple 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 AA4539 flight with Travelocity, please visit our Customer Service Portal.