
American Airlines Flight 1621 Deals & Information (2025/2026)
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American Airlines Flight 1621 Route Deals From $132
The cheapest prices found with in the last 7 days for return flights were $249 and $132 for one-way flights to San Diego Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.
PHL
Philadelphia Intl.
SAN
San Diego Intl.
$249 Roundtrip, found 16 hours ago
$249
Roundtrip
found 16 hours ago
PHL
Philadelphia Intl.
CLD
McClellan-Palomar
$297 Roundtrip, found 1 day ago
$297
Roundtrip
found 1 day ago
PHL
Philadelphia Intl.
CLD
McClellan-Palomar
$308 Roundtrip, just found
$308
Roundtrip
just found
TTN
Mercer
SAN
San Diego Intl.
$323 Roundtrip, found 1 day ago
$323
Roundtrip
found 1 day ago
PHL
Philadelphia Intl.
SAN
San Diego Intl.
$323 Roundtrip, found 16 hours ago
$323
Roundtrip
found 16 hours ago
PHL
Philadelphia Intl.
CLD
McClellan-Palomar
$328 Roundtrip, found 23 hours ago
$328
Roundtrip
found 23 hours ago
PHL
Philadelphia Intl.
CLD
McClellan-Palomar
$343 Roundtrip, found 16 hours ago
$343
Roundtrip
found 16 hours ago
PHL
Philadelphia Intl.
CLD
McClellan-Palomar
$344 Roundtrip, found 5 days ago
$344
Roundtrip
found 5 days ago
PHL
Philadelphia Intl.
CLD
McClellan-Palomar
$349 Roundtrip, found 23 hours ago
$349
Roundtrip
found 23 hours ago
PHL
Philadelphia Intl.
CLD
McClellan-Palomar
$349 Roundtrip, found 13 hours ago
$349
Roundtrip
found 13 hours ago