American Airlines Flight B64573 Deals & Information (2025/2026)

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American Airlines Flight 4573 Route Deals From $91

The cheapest prices found with in the last 7 days for return flights were $137 and $91 for one-way flights to Raleigh - Durham Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Aug 21 - Sun, Aug 24
JFK
John F. Kennedy Intl.
RDU
Raleigh - Durham Intl.
$137 Roundtrip, found 2 hours ago
$137
Roundtrip
found 2 hours ago
Select American Airlines flight, departing Thu, Aug 21 from John F. Kennedy Intl. to Raleigh - Durham Intl., returning Sun, Aug 24, priced at $137 found 2 hours ago
Thu, Aug 21 - Sun, Aug 24
JFK
John F. Kennedy Intl.
RDU
Raleigh - Durham Intl.
$158 Roundtrip, found 2 hours ago
$158
Roundtrip
found 2 hours ago
Select American Airlines flight, departing Thu, Aug 21 from John F. Kennedy Intl. to Raleigh - Durham Intl., returning Sun, Aug 24, priced at $158 found 2 hours ago
Mon, Sep 15 - Fri, Sep 26
JFK
John F. Kennedy Intl.
RDU
Raleigh - Durham Intl.
$179 Roundtrip, found 1 day ago
$179
Roundtrip
found 1 day ago
Select American Airlines flight, departing Mon, Sep 15 from John F. Kennedy Intl. to Raleigh - Durham Intl., returning Fri, Sep 26, priced at $179 found 1 day ago

Frequently asked questions

What route does flight number AA4573 take?
AA4573 takes a few routes. The most popular is between HHH and O'Hare Airport, which flies direct. This flight takes around 2 hours and 41 minutes. That said, there are likely to be other flights with the same number that have one or more stops.
What kind of plane is on flight number AA4573?
It's likely you'll be setting off on an Embraer 175 if you're traveling from Hilton Head Island, SC Airport (HHH) to O'Hare Airport, the most popular route for flight AA4573.
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 AA4573 flight with Travelocity, please visit our Customer Service Portal.