American Airlines Flight 3690 Deals & Information (2026/2027)

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American Airlines Flight 3690 Route Deals From $83

The cheapest prices found with in the last 7 days for return flights were $183 and $83 for one-way flights to Cincinnati - Northern Kentucky Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Jun 4 - Mon, Jun 8
ORD
O'Hare Intl.
CVG
Cincinnati - Northern Kentucky Intl.
$183 Roundtrip, found 1 day ago
$183
Roundtrip
found 1 day ago
Select American Airlines flight, departing Thu, Jun 4 from O'Hare Intl. to Cincinnati - Northern Kentucky Intl., returning Mon, Jun 8, priced at $183 found 1 day ago
Tue, May 5 - Thu, May 7
ORD
O'Hare Intl.
CVG
Cincinnati - Northern Kentucky Intl.
$212 Roundtrip, found 6 days ago
$212
Roundtrip
found 6 days ago
Select American Airlines flight, departing Tue, May 5 from O'Hare Intl. to Cincinnati - Northern Kentucky Intl., returning Thu, May 7, priced at $212 found 6 days ago
Fri, Jul 3 - Mon, Jul 6
ORD
O'Hare Intl.
CVG
Cincinnati - Northern Kentucky Intl.
$273 Roundtrip, found 8 hours ago
$273
Roundtrip
found 8 hours ago
Select American Airlines flight, departing Fri, Jul 3 from O'Hare Intl. to Cincinnati - Northern Kentucky Intl., returning Mon, Jul 6, priced at $273 found 8 hours ago
Sat, May 16 - Sun, May 17
ORD
O'Hare Intl.
CVG
Cincinnati - Northern Kentucky Intl.
$276 Roundtrip, found 13 hours ago
$276
Roundtrip
found 13 hours ago
Select American Airlines flight, departing Sat, May 16 from O'Hare Intl. to Cincinnati - Northern Kentucky Intl., returning Sun, May 17, priced at $276 found 13 hours ago
Sat, May 16 - Sun, May 17
ORD
O'Hare Intl.
CVG
Cincinnati - Northern Kentucky Intl.
$278 Roundtrip, found 13 hours ago
$278
Roundtrip
found 13 hours ago
Select American Airlines flight, departing Sat, May 16 from O'Hare Intl. to Cincinnati - Northern Kentucky Intl., returning Sun, May 17, priced at $278 found 13 hours ago
Fri, Jul 3 - Mon, Jul 6
ORD
O'Hare Intl.
CVG
Cincinnati - Northern Kentucky Intl.
$283 Roundtrip, found 8 hours ago
$283
Roundtrip
found 8 hours ago
Select American Airlines flight, departing Fri, Jul 3 from O'Hare Intl. to Cincinnati - Northern Kentucky Intl., returning Mon, Jul 6, priced at $283 found 8 hours ago
Thu, May 7 - Sun, May 10
ORD
O'Hare Intl.
CVG
Cincinnati - Northern Kentucky Intl.
$355 Roundtrip, found 1 hour ago
$355
Roundtrip
found 1 hour ago
Select American Airlines flight, departing Thu, May 7 from O'Hare Intl. to Cincinnati - Northern Kentucky Intl., returning Sun, May 10, priced at $355 found 1 hour 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.