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

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American Airlines Flight 3690 Route Deals From $80

The cheapest prices found with in the last 7 days for return flights were $160 and $80 for one-way flights to Cincinnati - Northern Kentucky Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, May 12 - Wed, May 13
ORD
O'Hare Intl.
CVG
Cincinnati - Northern Kentucky Intl.
$160 Roundtrip, found 2 days ago
$160
Roundtrip
found 2 days ago
Select American Airlines flight, departing Tue, May 12 from O'Hare Intl. to Cincinnati - Northern Kentucky Intl., returning Wed, May 13, priced at $160 found 2 days ago
Tue, May 12 - Wed, May 13
ORD
O'Hare Intl.
CVG
Cincinnati - Northern Kentucky Intl.
$169 Roundtrip, found 2 days ago
$169
Roundtrip
found 2 days ago
Select American Airlines flight, departing Tue, May 12 from O'Hare Intl. to Cincinnati - Northern Kentucky Intl., returning Wed, May 13, priced at $169 found 2 days ago
Thu, May 7 - Fri, May 8
ORD
O'Hare Intl.
CVG
Cincinnati - Northern Kentucky Intl.
$174 Roundtrip, found 2 days ago
$174
Roundtrip
found 2 days ago
Select American Airlines flight, departing Thu, May 7 from O'Hare Intl. to Cincinnati - Northern Kentucky Intl., returning Fri, May 8, priced at $174 found 2 days ago
Tue, May 12 - Wed, May 13
ORD
O'Hare Intl.
CVG
Cincinnati - Northern Kentucky Intl.
$181 Roundtrip, found 2 days ago
$181
Roundtrip
found 2 days ago
Select American Airlines flight, departing Tue, May 12 from O'Hare Intl. to Cincinnati - Northern Kentucky Intl., returning Wed, May 13, priced at $181 found 2 days ago
Tue, May 12 - Wed, May 13
ORD
O'Hare Intl.
CVG
Cincinnati - Northern Kentucky Intl.
$182 Roundtrip, found 2 days ago
$182
Roundtrip
found 2 days ago
Select American Airlines flight, departing Tue, May 12 from O'Hare Intl. to Cincinnati - Northern Kentucky Intl., returning Wed, May 13, priced at $182 found 2 days ago
Mon, Jun 1 - Tue, Jun 2
ORD
O'Hare Intl.
CVG
Cincinnati - Northern Kentucky Intl.
$184 Roundtrip, found 1 day ago
$184
Roundtrip
found 1 day ago
Select American Airlines flight, departing Mon, Jun 1 from O'Hare Intl. to Cincinnati - Northern Kentucky Intl., returning Tue, Jun 2, priced at $184 found 1 day ago
Thu, May 28 - Mon, Jun 1
ORD
O'Hare Intl.
CVG
Cincinnati - Northern Kentucky Intl.
$194 Roundtrip, found 5 days ago
$194
Roundtrip
found 5 days ago
Select American Airlines flight, departing Thu, May 28 from O'Hare Intl. to Cincinnati - Northern Kentucky Intl., returning Mon, Jun 1, priced at $194 found 5 days ago
Wed, Jun 24 - Sun, Jun 28
ORD
O'Hare Intl.
CVG
Cincinnati - Northern Kentucky Intl.
$199 Roundtrip, found 1 day ago
$199
Roundtrip
found 1 day ago
Select American Airlines flight, departing Wed, Jun 24 from O'Hare Intl. to Cincinnati - Northern Kentucky Intl., returning Sun, Jun 28, priced at $199 found 1 day ago
Mon, Jun 1 - Tue, Jun 2
ORD
O'Hare Intl.
CVG
Cincinnati - Northern Kentucky Intl.
$205 Roundtrip, found 1 day ago
$205
Roundtrip
found 1 day ago
Select American Airlines flight, departing Mon, Jun 1 from O'Hare Intl. to Cincinnati - Northern Kentucky Intl., returning Tue, Jun 2, priced at $205 found 1 day ago
Tue, May 5 - Thu, May 7
ORD
O'Hare Intl.
CVG
Cincinnati - Northern Kentucky Intl.
$212 Roundtrip, found 6 hours ago
$212
Roundtrip
found 6 hours 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 hours ago
Tue, May 5 - Thu, May 7
ORD
O'Hare Intl.
CVG
Cincinnati - Northern Kentucky Intl.
$213 Roundtrip, found 6 hours ago
$213
Roundtrip
found 6 hours ago
Select American Airlines flight, departing Tue, May 5 from O'Hare Intl. to Cincinnati - Northern Kentucky Intl., returning Thu, May 7, priced at $213 found 6 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.