American Airlines Flight 3603 Deals & Information (2026/2027)

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American Airlines Flight 3603 Route Deals From $203

The cheapest prices found with in the last 7 days for return flights were $249 and $203 for one-way flights to O'Hare Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Sep 5 - Tue, Sep 8
TYS
McGhee Tyson
ORD
O'Hare Intl.
$249 Roundtrip, found 3 days ago
$249
Roundtrip
found 3 days ago
Select American Airlines flight, departing Sat, Sep 5 from McGhee Tyson to O'Hare Intl., returning Tue, Sep 8, priced at $249 found 3 days ago
Sat, Sep 5 - Tue, Sep 8
TYS
McGhee Tyson
ORD
O'Hare Intl.
$259 Roundtrip, found 3 days ago
$259
Roundtrip
found 3 days ago
Select American Airlines flight, departing Sat, Sep 5 from McGhee Tyson to O'Hare Intl., returning Tue, Sep 8, priced at $259 found 3 days ago
Sat, Sep 5 - Tue, Sep 8
TYS
McGhee Tyson
ORD
O'Hare Intl.
$264 Roundtrip, found 3 days ago
$264
Roundtrip
found 3 days ago
Select American Airlines flight, departing Sat, Sep 5 from McGhee Tyson to O'Hare Intl., returning Tue, Sep 8, priced at $264 found 3 days ago
Fri, Jul 24 - Mon, Jul 27
TYS
McGhee Tyson
ORD
O'Hare Intl.
$265 Roundtrip, found 1 day ago
$265
Roundtrip
found 1 day ago
Select American Airlines flight, departing Fri, Jul 24 from McGhee Tyson to O'Hare Intl., returning Mon, Jul 27, priced at $265 found 1 day ago
Sat, Sep 5 - Tue, Sep 8
TYS
McGhee Tyson
ORD
O'Hare Intl.
$274 Roundtrip, found 3 days ago
$274
Roundtrip
found 3 days ago
Select American Airlines flight, departing Sat, Sep 5 from McGhee Tyson to O'Hare Intl., returning Tue, Sep 8, priced at $274 found 3 days ago
Fri, Jul 24 - Sun, Jul 26
TYS
McGhee Tyson
ORD
O'Hare Intl.
$275 Roundtrip, found 1 day ago
$275
Roundtrip
found 1 day ago
Select American Airlines flight, departing Fri, Jul 24 from McGhee Tyson to O'Hare Intl., returning Sun, Jul 26, priced at $275 found 1 day ago
Sat, Sep 5 - Tue, Sep 8
TYS
McGhee Tyson
ORD
O'Hare Intl.
$279 Roundtrip, found 3 days ago
$279
Roundtrip
found 3 days ago
Select American Airlines flight, departing Sat, Sep 5 from McGhee Tyson to O'Hare Intl., returning Tue, Sep 8, priced at $279 found 3 days ago
Fri, Jul 24 - Mon, Jul 27
TYS
McGhee Tyson
ORD
O'Hare Intl.
$280 Roundtrip, found 1 day ago
$280
Roundtrip
found 1 day ago
Select American Airlines flight, departing Fri, Jul 24 from McGhee Tyson to O'Hare Intl., returning Mon, Jul 27, priced at $280 found 1 day ago
Fri, Oct 2 - Tue, Oct 6
TYS
McGhee Tyson
ORD
O'Hare Intl.
$284 Roundtrip, found 5 days ago
$284
Roundtrip
found 5 days ago
Select American Airlines flight, departing Fri, Oct 2 from McGhee Tyson to O'Hare Intl., returning Tue, Oct 6, priced at $284 found 5 days ago
Fri, Oct 2 - Tue, Oct 6
TYS
McGhee Tyson
ORD
O'Hare Intl.
$284 Roundtrip, found 5 days ago
$284
Roundtrip
found 5 days ago
Select American Airlines flight, departing Fri, Oct 2 from McGhee Tyson to O'Hare Intl., returning Tue, Oct 6, priced at $284 found 5 days ago

Frequently asked questions

What route does flight number AA3603 take?
AA3603 flies direct between CVG Airport and ORD in 1 hour and 31 minutes. It can sometimes be used on other routes though, some of which could be multi-stop flights. Keep an eye out for this when locking in your seat to avoid any confusion.
What kind of plane is on flight number AA3603?
It's more than likely you'll be hopping on board an Embraer RJ145 if you're taking flight AA3603 from Cincinnati - Northern Kentucky Intl. Airport (CVG) to O'Hare Intl. Airport (ORD). It's the most commonly used aircraft model on this popular route.
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 AA3603 flight with Travelocity, please visit our Customer Service Portal.