American Airlines Flight 4538 Deals & Information (2025/2026)

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American Airlines Flight 4538 Route Deals From $67

The cheapest prices found with in the last 7 days for return flights were $131 and $67 for one-way flights to Ronald Reagan Washington National for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Jan 28 - Mon, Feb 2
JFK
John F. Kennedy Intl.
DCA
Ronald Reagan Washington National
$131 Roundtrip, found 19 hours ago
$131
Roundtrip
found 19 hours ago
Select American Airlines flight, departing Wed, Jan 28 from John F. Kennedy Intl. to Ronald Reagan Washington National, returning Mon, Feb 2, priced at $131 found 19 hours ago
Thu, Mar 12 - Sun, Mar 15
JFK
John F. Kennedy Intl.
DCA
Ronald Reagan Washington National
$159 Roundtrip, found 1 day ago
$159
Roundtrip
found 1 day ago
Select American Airlines flight, departing Thu, Mar 12 from John F. Kennedy Intl. to Ronald Reagan Washington National, returning Sun, Mar 15, priced at $159 found 1 day ago
Sun, Jan 25 - Tue, Jan 27
JFK
John F. Kennedy Intl.
DCA
Ronald Reagan Washington National
$162 Roundtrip, found 5 days ago
$162
Roundtrip
found 5 days ago
Select American Airlines flight, departing Sun, Jan 25 from John F. Kennedy Intl. to Ronald Reagan Washington National, returning Tue, Jan 27, priced at $162 found 5 days ago
Wed, Jan 7 - Thu, Jan 8
JFK
John F. Kennedy Intl.
DCA
Ronald Reagan Washington National
$163 Roundtrip, found 7 hours ago
$163
Roundtrip
found 7 hours ago
Select American Airlines flight, departing Wed, Jan 7 from John F. Kennedy Intl. to Ronald Reagan Washington National, returning Thu, Jan 8, priced at $163 found 7 hours ago

Frequently asked questions

What route does flight number AA4538 take?
AA4538 takes a number of routes. The most popular is Buffalo, NY Airport (BUF-Buffalo Niagara Intl.) to DCA, which is a direct flight. This flight generally takes 1 hour and 21 minutes. That said, there may possibly be other flights with the same number that have one or more stops.
What kind of plane is on flight number AA4538?
It's likely you'll be enjoying the services of an Embraer 175 if you've booked a fare on flight AA4538 from Buffalo Niagara Intl. Airport (BUF) to Washington, DC Airport (DCA-Ronald Reagan Washington National). It's the most commonly used aircraft type on this popular route.
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 AA4538 flight with Travelocity, please visit our Customer Service Portal.