American Airlines Flight 3623 Deals & Information (2026/2027)

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American Airlines Flight 3623 Route Deals From $93

The cheapest prices found with in the last 7 days for return flights were $228 and $93 for one-way flights to Gerald R. Ford Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Sep 8 - Thu, Sep 10
ORD
O'Hare Intl.
GRR
Gerald R. Ford Intl.
$228 Roundtrip, found 3 days ago
$228
Roundtrip
found 3 days ago
Select American Airlines flight, departing Tue, Sep 8 from O'Hare Intl. to Gerald R. Ford Intl., returning Thu, Sep 10, priced at $228 found 3 days ago
Sat, Sep 5 - Sun, Sep 6
ORD
O'Hare Intl.
GRR
Gerald R. Ford Intl.
$263 Roundtrip, found 23 hours ago
$263
Roundtrip
found 23 hours ago
Select American Airlines flight, departing Sat, Sep 5 from O'Hare Intl. to Gerald R. Ford Intl., returning Sun, Sep 6, priced at $263 found 23 hours ago
Sat, Sep 5 - Sun, Sep 6
ORD
O'Hare Intl.
GRR
Gerald R. Ford Intl.
$285 Roundtrip, found 23 hours ago
$285
Roundtrip
found 23 hours ago
Select American Airlines flight, departing Sat, Sep 5 from O'Hare Intl. to Gerald R. Ford Intl., returning Sun, Sep 6, priced at $285 found 23 hours ago
Fri, Oct 16 - Fri, Oct 23
ORD
O'Hare Intl.
GRR
Gerald R. Ford Intl.
$289 Roundtrip, found 1 day ago
$289
Roundtrip
found 1 day ago
Select American Airlines flight, departing Fri, Oct 16 from O'Hare Intl. to Gerald R. Ford Intl., returning Fri, Oct 23, priced at $289 found 1 day ago
Sat, Sep 5 - Sun, Sep 6
ORD
O'Hare Intl.
GRR
Gerald R. Ford Intl.
$295 Roundtrip, found 23 hours ago
$295
Roundtrip
found 23 hours ago
Select American Airlines flight, departing Sat, Sep 5 from O'Hare Intl. to Gerald R. Ford Intl., returning Sun, Sep 6, priced at $295 found 23 hours ago
Sat, Sep 5 - Sun, Sep 6
ORD
O'Hare Intl.
GRR
Gerald R. Ford Intl.
$298 Roundtrip, found 23 hours ago
$298
Roundtrip
found 23 hours ago
Select American Airlines flight, departing Sat, Sep 5 from O'Hare Intl. to Gerald R. Ford Intl., returning Sun, Sep 6, priced at $298 found 23 hours ago
Sat, Sep 5 - Sun, Sep 6
ORD
O'Hare Intl.
GRR
Gerald R. Ford Intl.
$308 Roundtrip, found 23 hours ago
$308
Roundtrip
found 23 hours ago
Select American Airlines flight, departing Sat, Sep 5 from O'Hare Intl. to Gerald R. Ford Intl., returning Sun, Sep 6, priced at $308 found 23 hours ago
Sat, Sep 5 - Sun, Sep 6
ORD
O'Hare Intl.
GRR
Gerald R. Ford Intl.
$312 Roundtrip, found 23 hours ago
$312
Roundtrip
found 23 hours ago
Select American Airlines flight, departing Sat, Sep 5 from O'Hare Intl. to Gerald R. Ford Intl., returning Sun, Sep 6, priced at $312 found 23 hours ago

Frequently asked questions

What route does flight number AA3623 take?
AA3623 is used on multiple routes, but the most common is between La Crosse Regional Airport and ORD. If your flight goes direct, you'll touch down in about 1 hour and 20 minutes. Multi-stop flights can also operate under the same number, as can flights on other routes.
What kind of plane is on flight number AA3623?
If you're on flight AA3623 from La Crosse, WI Airport (LSE-La Crosse Municipal) to O'Hare Airport, you'll likely be jetting off on an Embraer RJ145. Flight AA3623 serves more than one route, but this is the most popular one.
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 AA3623 flight with Travelocity, please visit our Customer Service Portal.