American Airlines Flight AA4538 Deals & Information (2025/2026)

Wander Wisely with exceptional service, 24/7 supportOpens in a new window

Feel at ease with free flight cancellations within 24 hours of booking

Change your flight without a fee on select flights

American Airlines Flight 4538 Route Deals From $65

The cheapest prices found with in the last 7 days for return flights were $130 and $65 for one-way flights to Ronald Reagan Washington National for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, May 20 - Wed, May 21
JFK
John F. Kennedy Intl.
DCA
Ronald Reagan Washington National
$130 Roundtrip, found 3 hours ago
$130
Roundtrip
found 3 hours ago
Select American Airlines flight, departing Tue, May 20 from John F. Kennedy Intl. to Ronald Reagan Washington National, returning Wed, May 21, priced at $130 found 3 hours ago
Thu, Jul 3 - Fri, Jul 11
JFK
John F. Kennedy Intl.
DCA
Ronald Reagan Washington National
$131 Roundtrip, found 17 hours ago
$131
Roundtrip
found 17 hours ago
Select American Airlines flight, departing Thu, Jul 3 from John F. Kennedy Intl. to Ronald Reagan Washington National, returning Fri, Jul 11, priced at $131 found 17 hours ago
Thu, Jul 3 - Fri, Jul 11
JFK
John F. Kennedy Intl.
DCA
Ronald Reagan Washington National
$162 Roundtrip, found 17 hours ago
$162
Roundtrip
found 17 hours ago
Select American Airlines flight, departing Thu, Jul 3 from John F. Kennedy Intl. to Ronald Reagan Washington National, returning Fri, Jul 11, priced at $162 found 17 hours ago
Tue, May 20 - Wed, May 21
JFK
John F. Kennedy Intl.
DCA
Ronald Reagan Washington National
$191 Roundtrip, found 3 hours ago
$191
Roundtrip
found 3 hours ago
Select American Airlines flight, departing Tue, May 20 from John F. Kennedy Intl. to Ronald Reagan Washington National, returning Wed, May 21, priced at $191 found 3 hours ago
Thu, Jul 17 - Sun, Jul 27
JFK
John F. Kennedy Intl.
DCA
Ronald Reagan Washington National
$193 Roundtrip, found 5 hours ago
$193
Roundtrip
found 5 hours ago
Select American Airlines flight, departing Thu, Jul 17 from John F. Kennedy Intl. to Ronald Reagan Washington National, returning Sun, Jul 27, priced at $193 found 5 hours ago
Tue, May 20 - Wed, May 21
JFK
John F. Kennedy Intl.
DCA
Ronald Reagan Washington National
$195 Roundtrip, found 3 hours ago
$195
Roundtrip
found 3 hours ago
Select American Airlines flight, departing Tue, May 20 from John F. Kennedy Intl. to Ronald Reagan Washington National, returning Wed, May 21, priced at $195 found 3 hours ago
Wed, Jun 25 - Wed, Jul 2
JFK
John F. Kennedy Intl.
DCA
Ronald Reagan Washington National
$196 Roundtrip, found 21 hours ago
$196
Roundtrip
found 21 hours ago
Select American Airlines flight, departing Wed, Jun 25 from John F. Kennedy Intl. to Ronald Reagan Washington National, returning Wed, Jul 2, priced at $196 found 21 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.