American Airlines Flight 3159 Deals & Information (2025/2026)

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American Airlines Flight 3159 Route Deals From $159

The cheapest prices found with in the last 7 days for return flights were $357 and $159 for one-way flights to O'Hare Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Nov 4 - Wed, Nov 5
SLC
Salt Lake City Intl.
ORD
O'Hare Intl.
$357 Roundtrip, found 1 day ago
$357
Roundtrip
found 1 day ago
Select American Airlines flight, departing Tue, Nov 4 from Salt Lake City Intl. to O'Hare Intl., returning Wed, Nov 5, priced at $357 found 1 day ago

Frequently asked questions

What route does flight number AA3159 take?
AA3159 takes numerous routes. The most popular is between Pittsburgh, PA Airport (PIT-Pittsburgh Intl.) and Chicago, IL Airport (ORD-O'Hare Intl.), which flies direct. This service takes roughly 1 hour and 46 minutes. That said, you might find other flights with this number that have one or more stops.
What kind of plane is on flight number AA3159?
If you're booked on flight AA3159 from Pittsburgh Airport to Chicago, IL Airport (ORD-O'Hare Intl.), you'll most likely be cruising aboard the Bombardier CRJ700. This flight number serves a number of routes, but this is the most popular.
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 AA3159 flight with Travelocity, please visit our Customer Service Portal.