American Airlines Flight 4538 Deals & Information (2026/2027)

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American Airlines Flight 4538 Route Deals From $76

The cheapest prices found with in the last 7 days for return flights were $169 and $76 for one-way flights to Ronald Reagan Washington National for the period specified. Prices and availability are subject to change. Additional terms apply.

Fri, Aug 21 - Sun, Aug 23
JFK
John F. Kennedy Intl.
DCA
Ronald Reagan Washington National
$169 Roundtrip, found 3 hours ago
$169
Roundtrip
found 3 hours ago
Select American Airlines flight, departing Fri, Aug 21 from John F. Kennedy Intl. to Ronald Reagan Washington National, returning Sun, Aug 23, priced at $169 found 3 hours ago
Tue, Aug 4 - Wed, Aug 5
JFK
John F. Kennedy Intl.
DCA
Ronald Reagan Washington National
$184 Roundtrip, found 21 hours ago
$184
Roundtrip
found 21 hours ago
Select American Airlines flight, departing Tue, Aug 4 from John F. Kennedy Intl. to Ronald Reagan Washington National, returning Wed, Aug 5, priced at $184 found 21 hours ago
Fri, Jul 17 - Fri, Jul 24
JFK
John F. Kennedy Intl.
DCA
Ronald Reagan Washington National
$186 Roundtrip, found 4 days ago
$186
Roundtrip
found 4 days ago
Select American Airlines flight, departing Fri, Jul 17 from John F. Kennedy Intl. to Ronald Reagan Washington National, returning Fri, Jul 24, priced at $186 found 4 days ago
Sun, Jul 19 - Sat, Aug 8
JFK
John F. Kennedy Intl.
DCA
Ronald Reagan Washington National
$203 Roundtrip, found 1 hour ago
$203
Roundtrip
found 1 hour ago
Select American Airlines flight, departing Sun, Jul 19 from John F. Kennedy Intl. to Ronald Reagan Washington National, returning Sat, Aug 8, priced at $203 found 1 hour ago
Fri, Aug 21 - Sun, Aug 23
JFK
John F. Kennedy Intl.
DCA
Ronald Reagan Washington National
$205 Roundtrip, found 3 hours ago
$205
Roundtrip
found 3 hours ago
Select American Airlines flight, departing Fri, Aug 21 from John F. Kennedy Intl. to Ronald Reagan Washington National, returning Sun, Aug 23, priced at $205 found 3 hours ago
Fri, Aug 21 - Sun, Aug 23
JFK
John F. Kennedy Intl.
DCA
Ronald Reagan Washington National
$216 Roundtrip, found 3 hours ago
$216
Roundtrip
found 3 hours ago
Select American Airlines flight, departing Fri, Aug 21 from John F. Kennedy Intl. to Ronald Reagan Washington National, returning Sun, Aug 23, priced at $216 found 3 hours ago
Tue, Aug 4 - Wed, Aug 5
JFK
John F. Kennedy Intl.
DCA
Ronald Reagan Washington National
$219 Roundtrip, found 21 hours ago
$219
Roundtrip
found 21 hours ago
Select American Airlines flight, departing Tue, Aug 4 from John F. Kennedy Intl. to Ronald Reagan Washington National, returning Wed, Aug 5, priced at $219 found 21 hours ago
Thu, Sep 24 - Sun, Sep 27
JFK
John F. Kennedy Intl.
DCA
Ronald Reagan Washington National
$228 Roundtrip, found 3 days ago
$228
Roundtrip
found 3 days ago
Select American Airlines flight, departing Thu, Sep 24 from John F. Kennedy Intl. to Ronald Reagan Washington National, returning Sun, Sep 27, priced at $228 found 3 days 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.