American Airlines Flight 4645 Deals & Information (2026/2027)

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American Airlines Flight 4645 Route Deals From $213

The cheapest prices found with in the last 7 days for return flights were $275 and $213 for one-way flights to Indianapolis Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Nov 7 - Tue, Nov 10
DCA
Ronald Reagan Washington National
IND
Indianapolis Intl.
$275 Roundtrip, found 3 days ago
$275
Roundtrip
found 3 days ago
Select American Airlines flight, departing Sat, Nov 7 from Ronald Reagan Washington National to Indianapolis Intl., returning Tue, Nov 10, priced at $275 found 3 days ago
Mon, Nov 23 - Fri, Nov 27
DCA
Ronald Reagan Washington National
IND
Indianapolis Intl.
$277 Roundtrip, found 17 hours ago
$277
Roundtrip
found 17 hours ago
Select American Airlines flight, departing Mon, Nov 23 from Ronald Reagan Washington National to Indianapolis Intl., returning Fri, Nov 27, priced at $277 found 17 hours ago
Thu, Oct 1 - Mon, Oct 5
DCA
Ronald Reagan Washington National
IND
Indianapolis Intl.
$281 Roundtrip, found 2 days ago
$281
Roundtrip
found 2 days ago
Select American Airlines flight, departing Thu, Oct 1 from Ronald Reagan Washington National to Indianapolis Intl., returning Mon, Oct 5, priced at $281 found 2 days ago
Thu, Sep 24 - Sat, Sep 26
DCA
Ronald Reagan Washington National
IND
Indianapolis Intl.
$283 Roundtrip, found 5 days ago
$283
Roundtrip
found 5 days ago
Select American Airlines flight, departing Thu, Sep 24 from Ronald Reagan Washington National to Indianapolis Intl., returning Sat, Sep 26, priced at $283 found 5 days ago
Sat, Nov 7 - Tue, Nov 10
DCA
Ronald Reagan Washington National
IND
Indianapolis Intl.
$285 Roundtrip, found 3 days ago
$285
Roundtrip
found 3 days ago
Select American Airlines flight, departing Sat, Nov 7 from Ronald Reagan Washington National to Indianapolis Intl., returning Tue, Nov 10, priced at $285 found 3 days ago
Mon, Nov 23 - Fri, Nov 27
DCA
Ronald Reagan Washington National
IND
Indianapolis Intl.
$287 Roundtrip, found 17 hours ago
$287
Roundtrip
found 17 hours ago
Select American Airlines flight, departing Mon, Nov 23 from Ronald Reagan Washington National to Indianapolis Intl., returning Fri, Nov 27, priced at $287 found 17 hours ago

Frequently asked questions

What route does flight number AA4645 take?
You'll be landing at Key West Intl. Airport from New York, NY Airport (LGA-LaGuardia) if you've booked a ticket on flight number AA4645. You'll be airborne for 3 hours and 20 minutes during this trip. It's also good to note that it conveniently travels non-stop.
What terminal does AA4645 fly out of?
Flight number AA4645 runs between LGA and EYW, and those booked on this flight normally board the aircraft from Terminal B.
What kind of plane is on flight number AA4645?
The route for AA4645 is usually LGA to Key West Intl. Airport, and the Embraer 175 is the type of plane you'll probably be taking off on.
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 AA4645 flight with Travelocity, please visit our Customer Service Portal.