American Airlines Flight AA3624 Deals & Information (2025/2026)

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American Airlines Flight 3624 Route Deals From $155

The cheapest prices found with in the last 7 days for return flights were $259 and $155 for one-way flights to Miami Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Mar 25 - Tue, Apr 1
EYW
Key West Intl.
MIA
Miami Intl.
$259 Roundtrip, found 1 day ago
$259
Roundtrip
found 1 day ago
Select American Airlines flight, departing Tue, Mar 25 from Key West Intl. to Miami Intl., returning Tue, Apr 1, priced at $259 found 1 day ago
Tue, Mar 18 - Tue, Mar 25
EYW
Key West Intl.
MIA
Miami Intl.
$286 Roundtrip, found 3 days ago
$286
Roundtrip
found 3 days ago
Select American Airlines flight, departing Tue, Mar 18 from Key West Intl. to Miami Intl., returning Tue, Mar 25, priced at $286 found 3 days ago
Wed, Mar 19 - Wed, Mar 26
EYW
Key West Intl.
MIA
Miami Intl.
$287 Roundtrip, found 20 hours ago
$287
Roundtrip
found 20 hours ago
Select American Airlines flight, departing Wed, Mar 19 from Key West Intl. to Miami Intl., returning Wed, Mar 26, priced at $287 found 20 hours ago
Wed, Mar 19 - Tue, Mar 25
EYW
Key West Intl.
MIA
Miami Intl.
$312 Roundtrip, found 20 hours ago
$312
Roundtrip
found 20 hours ago
Select American Airlines flight, departing Wed, Mar 19 from Key West Intl. to Miami Intl., returning Tue, Mar 25, priced at $312 found 20 hours ago
Fri, Mar 28 - Tue, Apr 1
EYW
Key West Intl.
MIA
Miami Intl.
$349 Roundtrip, found 1 day ago
$349
Roundtrip
found 1 day ago
Select American Airlines flight, departing Fri, Mar 28 from Key West Intl. to Miami Intl., returning Tue, Apr 1, priced at $349 found 1 day ago
Fri, Mar 21 - Wed, Mar 26
EYW
Key West Intl.
MIA
Miami Intl.
$369 Roundtrip, found 20 hours ago
$369
Roundtrip
found 20 hours ago
Select American Airlines flight, departing Fri, Mar 21 from Key West Intl. to Miami Intl., returning Wed, Mar 26, priced at $369 found 20 hours ago
Thu, Mar 20 - Wed, Mar 26
EYW
Key West Intl.
MIA
Miami Intl.
$371 Roundtrip, found 20 hours ago
$371
Roundtrip
found 20 hours ago
Select American Airlines flight, departing Thu, Mar 20 from Key West Intl. to Miami Intl., returning Wed, Mar 26, priced at $371 found 20 hours ago
Tue, Mar 18 - Mon, Mar 24
EYW
Key West Intl.
MIA
Miami Intl.
$376 Roundtrip, found 3 days ago
$376
Roundtrip
found 3 days ago
Select American Airlines flight, departing Tue, Mar 18 from Key West Intl. to Miami Intl., returning Mon, Mar 24, priced at $376 found 3 days ago
Wed, Mar 19 - Thu, Mar 27
EYW
Key West Intl.
MIA
Miami Intl.
$378 Roundtrip, found 20 hours ago
$378
Roundtrip
found 20 hours ago
Select American Airlines flight, departing Wed, Mar 19 from Key West Intl. to Miami Intl., returning Thu, Mar 27, priced at $378 found 20 hours ago
Thu, Apr 3 - Fri, Apr 4
EYW
Key West Intl.
MIA
Miami Intl.
$379 Roundtrip, found 6 hours ago
$379
Roundtrip
found 6 hours ago
Select American Airlines flight, departing Thu, Apr 3 from Key West Intl. to Miami Intl., returning Fri, Apr 4, priced at $379 found 6 hours ago

Frequently asked questions

What route does flight number AA3624 take?
AA3624 is used on multiple routes. Mostly, AA3624 flies straight from Chicago, IL Airport (ORD-O’Hare Intl.) to La Crosse Municipal Airport (LSE). If that’s your chosen flight path, you’ll be airborne for approximately 1 hour and 25 minutes.
What terminal does AA3624 fly out of?
You’ll most likely leave from Terminal 3 if you’re flying from Chicago, IL Airport (ORD-O’Hare Intl.). AA3624 serves a number of different routes, but the direct flight between O’Hare Airport and La Crosse Municipal Airport (LSE) is the most popular.
What kind of plane is on flight number AA3624?
AA3624 is a flight number that serves many routes. If you’re traveling on the most common route, O’Hare Airport to La Crosse, WI Airport (LSE-La Crosse Municipal), you’ll probably be climbing on board an Embraer RJ145.
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 AA3624 flight with Travelocity, please visit our Customer Service Portal.