American Airlines Flight 1621 Deals & Information (2025/2026)

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American Airlines Flight 1621 Route Deals From $149

The cheapest prices found with in the last 7 days for return flights were $323 and $149 for one-way flights to San Diego Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Sep 3 - Sat, Sep 6
PHL
Philadelphia Intl.
SAN
San Diego Intl.
$323 Roundtrip, found 3 hours ago
$323
Roundtrip
found 3 hours ago
Select American Airlines flight, departing Wed, Sep 3 from Philadelphia Intl. to San Diego Intl., returning Sat, Sep 6, priced at $323 found 3 hours ago
Wed, Sep 3 - Sat, Sep 6
PHL
Philadelphia Intl.
CLD
McClellan-Palomar
$343 Roundtrip, found 3 hours ago
$343
Roundtrip
found 3 hours ago
Select American Airlines flight, departing Wed, Sep 3 from Philadelphia Intl. to McClellan-Palomar, returning Sat, Sep 6, priced at $343 found 3 hours ago
Sat, Aug 2 - Sat, Aug 9
PHL
Philadelphia Intl.
CLD
McClellan-Palomar
$351 Roundtrip, found 6 days ago
$351
Roundtrip
found 6 days ago
Select American Airlines flight, departing Sat, Aug 2 from Philadelphia Intl. to McClellan-Palomar, returning Sat, Aug 9, priced at $351 found 6 days ago
Sat, Aug 23 - Fri, Aug 29
PHL
Philadelphia Intl.
CLD
McClellan-Palomar
$379 Roundtrip, found 5 hours ago
$379
Roundtrip
found 5 hours ago
Select American Airlines flight, departing Sat, Aug 23 from Philadelphia Intl. to McClellan-Palomar, returning Fri, Aug 29, priced at $379 found 5 hours ago
Thu, Oct 23 - Tue, Oct 28
PHL
Philadelphia Intl.
CLD
McClellan-Palomar
$384 Roundtrip, found 3 days ago
$384
Roundtrip
found 3 days ago
Select American Airlines flight, departing Thu, Oct 23 from Philadelphia Intl. to McClellan-Palomar, returning Tue, Oct 28, priced at $384 found 3 days ago
Fri, Jul 18 - Sat, Jul 19
PHL
Philadelphia Intl.
CLD
McClellan-Palomar
$386 Roundtrip, found 3 hours ago
$386
Roundtrip
found 3 hours ago
Select American Airlines flight, departing Fri, Jul 18 from Philadelphia Intl. to McClellan-Palomar, returning Sat, Jul 19, priced at $386 found 3 hours ago
Wed, Aug 6 - Mon, Aug 11
PHL
Philadelphia Intl.
CLD
McClellan-Palomar
$388 Roundtrip, found 4 days ago
$388
Roundtrip
found 4 days ago
Select American Airlines flight, departing Wed, Aug 6 from Philadelphia Intl. to McClellan-Palomar, returning Mon, Aug 11, priced at $388 found 4 days ago
Mon, Sep 22 - Wed, Oct 1
PHL
Philadelphia Intl.
CLD
McClellan-Palomar
$396 Roundtrip, found 2 days ago
$396
Roundtrip
found 2 days ago
Select American Airlines flight, departing Mon, Sep 22 from Philadelphia Intl. to McClellan-Palomar, returning Wed, Oct 1, priced at $396 found 2 days ago
Thu, Oct 23 - Tue, Oct 28
PHL
Philadelphia Intl.
CLD
McClellan-Palomar
$404 Roundtrip, found 3 days ago
$404
Roundtrip
found 3 days ago
Select American Airlines flight, departing Thu, Oct 23 from Philadelphia Intl. to McClellan-Palomar, returning Tue, Oct 28, priced at $404 found 3 days ago
Sun, Jul 20 - Tue, Jul 29
PHL
Philadelphia Intl.
CLD
McClellan-Palomar
$405 Roundtrip, found 4 days ago
$405
Roundtrip
found 4 days ago
Select American Airlines flight, departing Sun, Jul 20 from Philadelphia Intl. to McClellan-Palomar, returning Tue, Jul 29, priced at $405 found 4 days ago

Frequently asked questions

What route does flight number AA1621 take?
You’ll be landing at SAN from Philadelphia, PA Airport (PHL-Philadelphia Intl.) if you’re traveling on flight number AA1621. You’ll be in the air for 5 hours and 44 minutes on this trip. What’s more, the flight conveniently operates non-stop.
How often is AA1621 on time?
If you’re traveling on American Airlines flight number AA1621 from Philadelphia Airport to San Diego Intl. Airport (SAN), it’s comforting knowing that 93% of these services arrive on time. In the rare instance of a delay, the average wait is about 20 minutes. This route has a star rating of 4.05.
What kind of plane is on flight number AA1621?
The Airbus A321 is the aircraft predominantly used for flight number AA1621. Usually, this flight takes off from Philadelphia Intl. Airport (PHL) and comes in to land at San Diego, CA Airport (SAN-San Diego Intl.).
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 AA1621 flight with Travelocity, please visit our Customer Service Portal.