
American Airlines Flight AA439 Deals & Information (2025/2026)
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American Airlines Flight 439 Route Deals From $46
The cheapest prices found with in the last 7 days for return flights were $91 and $46 for one-way flights to O'Hare Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.
STL
Lambert-St. Louis Intl.
ORD
O'Hare Intl.
$91 Roundtrip, found 7 hours ago
$91
Roundtrip
found 7 hours ago
STL
Lambert-St. Louis Intl.
ORD
O'Hare Intl.
$93 Roundtrip, found 7 hours ago
$93
Roundtrip
found 7 hours ago
STL
Lambert-St. Louis Intl.
ORD
O'Hare Intl.
$96 Roundtrip, found 14 hours ago
$96
Roundtrip
found 14 hours ago