American Airlines Flight 3531 Deals & Information (2025/2026)

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American Airlines Flight 3531 Route Deals From $350

The cheapest prices found with in the last 7 days for return flights were $383 and $350 for one-way flights to Central Illinois Regional for the period specified. Prices and availability are subject to change. Additional terms apply.

Fri, Oct 10 - Tue, Oct 14
ORD
O'Hare Intl.
BMI
Central Illinois Regional
$383 Roundtrip, found 6 days ago
$383
Roundtrip
found 6 days ago
Select American Airlines flight, departing Fri, Oct 10 from O'Hare Intl. to Central Illinois Regional, returning Tue, Oct 14, priced at $383 found 6 days ago
Fri, Oct 10 - Tue, Oct 14
ORD
O'Hare Intl.
BMI
Central Illinois Regional
$393 Roundtrip, found 6 days ago
$393
Roundtrip
found 6 days ago
Select American Airlines flight, departing Fri, Oct 10 from O'Hare Intl. to Central Illinois Regional, returning Tue, Oct 14, priced at $393 found 6 days ago
Wed, Oct 8 - Sat, Oct 11
ORD
O'Hare Intl.
BMI
Central Illinois Regional
$424 Roundtrip, found 6 days ago
$424
Roundtrip
found 6 days ago
Select American Airlines flight, departing Wed, Oct 8 from O'Hare Intl. to Central Illinois Regional, returning Sat, Oct 11, priced at $424 found 6 days ago
Thu, Oct 9 - Sat, Oct 11
ORD
O'Hare Intl.
BMI
Central Illinois Regional
$444 Roundtrip, found 6 days ago
$444
Roundtrip
found 6 days ago
Select American Airlines flight, departing Thu, Oct 9 from O'Hare Intl. to Central Illinois Regional, returning Sat, Oct 11, priced at $444 found 6 days ago
Fri, Oct 10 - Tue, Oct 14
ORD
O'Hare Intl.
BMI
Central Illinois Regional
$454 Roundtrip, found 6 days ago
$454
Roundtrip
found 6 days ago
Select American Airlines flight, departing Fri, Oct 10 from O'Hare Intl. to Central Illinois Regional, returning Tue, Oct 14, priced at $454 found 6 days ago
Tue, Sep 9 - Sat, Sep 13
ORD
O'Hare Intl.
BMI
Central Illinois Regional
$463 Roundtrip, found 3 days ago
$463
Roundtrip
found 3 days ago
Select American Airlines flight, departing Tue, Sep 9 from O'Hare Intl. to Central Illinois Regional, returning Sat, Sep 13, priced at $463 found 3 days ago
Thu, Oct 9 - Mon, Oct 13
ORD
O'Hare Intl.
BMI
Central Illinois Regional
$465 Roundtrip, found 6 days ago
$465
Roundtrip
found 6 days ago
Select American Airlines flight, departing Thu, Oct 9 from O'Hare Intl. to Central Illinois Regional, returning Mon, Oct 13, priced at $465 found 6 days ago
Wed, Sep 10 - Sat, Sep 13
ORD
O'Hare Intl.
BMI
Central Illinois Regional
$467 Roundtrip, found 3 days ago
$467
Roundtrip
found 3 days ago
Select American Airlines flight, departing Wed, Sep 10 from O'Hare Intl. to Central Illinois Regional, returning Sat, Sep 13, priced at $467 found 3 days ago
Tue, Sep 9 - Mon, Sep 15
ORD
O'Hare Intl.
BMI
Central Illinois Regional
$481 Roundtrip, found 3 days ago
$481
Roundtrip
found 3 days ago
Select American Airlines flight, departing Tue, Sep 9 from O'Hare Intl. to Central Illinois Regional, returning Mon, Sep 15, priced at $481 found 3 days ago
Tue, Sep 9 - Sun, Sep 14
ORD
O'Hare Intl.
BMI
Central Illinois Regional
$490 Roundtrip, found 3 days ago
$490
Roundtrip
found 3 days ago
Select American Airlines flight, departing Tue, Sep 9 from O'Hare Intl. to Central Illinois Regional, returning Sun, Sep 14, priced at $490 found 3 days ago

Frequently asked questions

What route does flight number AA3531 take?
AA3531 jets from Madison, WI Airport (MSN-Dane County Regional) to Chicago, IL Airport (ORD-O'Hare Intl.) and is a direct flight. This service usually takes 1 hour and 6 minutes.
What kind of plane is on flight number AA3531?
The route for flight number AA3531 is generally Dane County Regional Airport (MSN) to Chicago, IL Airport (ORD-O'Hare Intl.), and the Embraer 175 is the type of plane you're likely to be traveling 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 AA3531 flight with Travelocity, please visit our Customer Service Portal.