
American Airlines Flight 518 Deals & Information (2025/2026)
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American Airlines Flight 518 Route Deals From $80
The cheapest prices found with in the last 7 days for return flights were $139 and $80 for one-way flights to O'Hare Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.
SAN
San Diego Intl.
ORD
O'Hare Intl.
$139 Roundtrip, found 3 days ago
$139
Roundtrip
found 3 days ago
CLD
McClellan-Palomar
ORD
O'Hare Intl.
$178 Roundtrip, found 3 days ago
$178
Roundtrip
found 3 days ago
CLD
McClellan-Palomar
ORD
O'Hare Intl.
$179 Roundtrip, found 6 days ago
$179
Roundtrip
found 6 days ago
CLD
McClellan-Palomar
ORD
O'Hare Intl.
$188 Roundtrip, found 1 day ago
$188
Roundtrip
found 1 day ago
CLD
McClellan-Palomar
ORD
O'Hare Intl.
$189 Roundtrip, found 4 days ago
$189
Roundtrip
found 4 days ago
CLD
McClellan-Palomar
ORD
O'Hare Intl.
$197 Roundtrip, found 3 days ago
$197
Roundtrip
found 3 days ago
CLD
McClellan-Palomar
ORD
O'Hare Intl.
$198 Roundtrip, found 6 days ago
$198
Roundtrip
found 6 days ago
CLD
McClellan-Palomar
ORD
O'Hare Intl.
$219 Roundtrip, found 6 days ago
$219
Roundtrip
found 6 days ago
CLD
McClellan-Palomar
ORD
O'Hare Intl.
$220 Roundtrip, found 2 days ago
$220
Roundtrip
found 2 days ago
CLD
McClellan-Palomar
ORD
O'Hare Intl.
$223 Roundtrip, found 3 days ago
$223
Roundtrip
found 3 days ago