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

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American Airlines Flight 4538 Route Deals From $93

The cheapest prices found with in the last 7 days for return flights were $195 and $93 for one-way flights to Ronald Reagan Washington National for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Apr 8 - Thu, Apr 9
JFK
John F. Kennedy Intl.
DCA
Ronald Reagan Washington National
$195 Roundtrip, found 8 hours ago
$195
Roundtrip
found 8 hours ago
Select American Airlines flight, departing Wed, Apr 8 from John F. Kennedy Intl. to Ronald Reagan Washington National, returning Thu, Apr 9, priced at $195 found 8 hours ago
Thu, Apr 9 - Sun, Apr 12
JFK
John F. Kennedy Intl.
DCA
Ronald Reagan Washington National
$200 Roundtrip, found 9 hours ago
$200
Roundtrip
found 9 hours ago
Select American Airlines flight, departing Thu, Apr 9 from John F. Kennedy Intl. to Ronald Reagan Washington National, returning Sun, Apr 12, priced at $200 found 9 hours ago
Fri, Sep 25 - Sat, Sep 26
JFK
John F. Kennedy Intl.
DCA
Ronald Reagan Washington National
$218 Roundtrip, found 4 days ago
$218
Roundtrip
found 4 days ago
Select American Airlines flight, departing Fri, Sep 25 from John F. Kennedy Intl. to Ronald Reagan Washington National, returning Sat, Sep 26, priced at $218 found 4 days ago
Wed, Apr 8 - Thu, Apr 9
JFK
John F. Kennedy Intl.
DCA
Ronald Reagan Washington National
$225 Roundtrip, found 8 hours ago
$225
Roundtrip
found 8 hours ago
Select American Airlines flight, departing Wed, Apr 8 from John F. Kennedy Intl. to Ronald Reagan Washington National, returning Thu, Apr 9, priced at $225 found 8 hours ago
Wed, Apr 8 - Thu, Apr 9
JFK
John F. Kennedy Intl.
DCA
Ronald Reagan Washington National
$231 Roundtrip, found 8 hours ago
$231
Roundtrip
found 8 hours ago
Select American Airlines flight, departing Wed, Apr 8 from John F. Kennedy Intl. to Ronald Reagan Washington National, returning Thu, Apr 9, priced at $231 found 8 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.