American Airlines Flight 4539 Deals & Information (2026/2027)

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American Airlines Flight 4539 Route Deals From $70

The cheapest prices found with in the last 7 days for return flights were $161 and $70 for one-way flights to Pittsburgh Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Sep 24 - Sat, Sep 26
ORD
O'Hare Intl.
PIT
Pittsburgh Intl.
$161 Roundtrip, found 6 days ago
$161
Roundtrip
found 6 days ago
Select American Airlines flight, departing Thu, Sep 24 from O'Hare Intl. to Pittsburgh Intl., returning Sat, Sep 26, priced at $161 found 6 days ago
Thu, Aug 27 - Sat, Aug 29
ORD
O'Hare Intl.
PIT
Pittsburgh Intl.
$163 Roundtrip, found 3 days ago
$163
Roundtrip
found 3 days ago
Select American Airlines flight, departing Thu, Aug 27 from O'Hare Intl. to Pittsburgh Intl., returning Sat, Aug 29, priced at $163 found 3 days ago
Wed, Sep 30 - Sat, Oct 3
ORD
O'Hare Intl.
PIT
Pittsburgh Intl.
$181 Roundtrip, found 2 days ago
$181
Roundtrip
found 2 days ago
Select American Airlines flight, departing Wed, Sep 30 from O'Hare Intl. to Pittsburgh Intl., returning Sat, Oct 3, priced at $181 found 2 days ago
Thu, Aug 6 - Mon, Aug 10
ORD
O'Hare Intl.
PIT
Pittsburgh Intl.
$185 Roundtrip, found 2 days ago
$185
Roundtrip
found 2 days ago
Select American Airlines flight, departing Thu, Aug 6 from O'Hare Intl. to Pittsburgh Intl., returning Mon, Aug 10, priced at $185 found 2 days ago
Thu, Sep 24 - Sat, Sep 26
ORD
O'Hare Intl.
PIT
Pittsburgh Intl.
$201 Roundtrip, found 6 days ago
$201
Roundtrip
found 6 days ago
Select American Airlines flight, departing Thu, Sep 24 from O'Hare Intl. to Pittsburgh Intl., returning Sat, Sep 26, priced at $201 found 6 days ago
Thu, Aug 27 - Sat, Aug 29
ORD
O'Hare Intl.
PIT
Pittsburgh Intl.
$214 Roundtrip, found 3 days ago
$214
Roundtrip
found 3 days ago
Select American Airlines flight, departing Thu, Aug 27 from O'Hare Intl. to Pittsburgh Intl., returning Sat, Aug 29, priced at $214 found 3 days ago
Wed, Sep 30 - Sat, Oct 3
ORD
O'Hare Intl.
PIT
Pittsburgh Intl.
$216 Roundtrip, found 2 days ago
$216
Roundtrip
found 2 days ago
Select American Airlines flight, departing Wed, Sep 30 from O'Hare Intl. to Pittsburgh Intl., returning Sat, Oct 3, priced at $216 found 2 days 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.