American Airlines Flight 3690 Deals & Information (2025/2026)

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American Airlines Flight 3690 Route Deals From $99

The cheapest prices found with in the last 7 days for return flights were $201 and $99 for one-way flights to Cincinnati - Northern Kentucky Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Oct 29 - Tue, Nov 4
ORD
O'Hare Intl.
CVG
Cincinnati - Northern Kentucky Intl.
$201 Roundtrip, found 13 hours ago
$201
Roundtrip
found 13 hours ago
Select American Airlines flight, departing Wed, Oct 29 from O'Hare Intl. to Cincinnati - Northern Kentucky Intl., returning Tue, Nov 4, priced at $201 found 13 hours ago
Thu, Dec 25 - Tue, Dec 30
ORD
O'Hare Intl.
CVG
Cincinnati - Northern Kentucky Intl.
$204 Roundtrip, found 2 days ago
$204
Roundtrip
found 2 days ago
Select American Airlines flight, departing Thu, Dec 25 from O'Hare Intl. to Cincinnati - Northern Kentucky Intl., returning Tue, Dec 30, priced at $204 found 2 days ago
Fri, Oct 31 - Mon, Nov 3
ORD
O'Hare Intl.
CVG
Cincinnati - Northern Kentucky Intl.
$205 Roundtrip, just found
$205
Roundtrip
just found
Select American Airlines flight, departing Fri, Oct 31 from O'Hare Intl. to Cincinnati - Northern Kentucky Intl., returning Mon, Nov 3, priced at $205 just found
Sat, Sep 27 - Tue, Sep 30
ORD
O'Hare Intl.
CVG
Cincinnati - Northern Kentucky Intl.
$208 Roundtrip, found 2 days ago
$208
Roundtrip
found 2 days ago
Select American Airlines flight, departing Sat, Sep 27 from O'Hare Intl. to Cincinnati - Northern Kentucky Intl., returning Tue, Sep 30, priced at $208 found 2 days ago
Wed, Oct 29 - Tue, Nov 4
ORD
O'Hare Intl.
CVG
Cincinnati - Northern Kentucky Intl.
$208 Roundtrip, found 13 hours ago
$208
Roundtrip
found 13 hours ago
Select American Airlines flight, departing Wed, Oct 29 from O'Hare Intl. to Cincinnati - Northern Kentucky Intl., returning Tue, Nov 4, priced at $208 found 13 hours ago

Frequently asked questions

What route does flight number AA3690 take?
You'll be arriving into Cincinnati, OH Airport (CVG-Cincinnati - Northern Kentucky Intl.) from O'Hare Airport if you've booked a ticket on flight number AA3690. You'll be in the air for 1 hour and 14 minutes during this journey. It's also good to note that the service conveniently travels direct.
What terminal does AA3690 fly out of?
You'll likely be climbing aboard the plane at Terminal 3 if you're traveling on AA3690 direct from Chicago, IL Airport (ORD-O'Hare Intl.) to CVG.
What kind of plane is on flight number AA3690?
The route for AA3690 is nearly always Chicago, IL Airport (ORD-O'Hare Intl.) to CVG, and the Embraer 175 is the type of aircraft 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 AA3690 flight with Travelocity, please visit our Customer Service Portal.