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

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American Airlines Flight 1621 Route Deals From $117

The cheapest prices found with in the last 7 days for return flights were $205 and $117 for one-way flights to San Diego Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Dec 10 - Mon, Dec 15
PHL
Philadelphia Intl.
SAN
San Diego Intl.
$205 Roundtrip, found 6 hours ago
$205
Roundtrip
found 6 hours ago
Select American Airlines flight, departing Wed, Dec 10 from Philadelphia Intl. to San Diego Intl., returning Mon, Dec 15, priced at $205 found 6 hours ago
Fri, Dec 5 - Mon, Dec 8
PHL
Philadelphia Intl.
SAN
San Diego Intl.
$227 Roundtrip, found 7 hours ago
$227
Roundtrip
found 7 hours ago
Select American Airlines flight, departing Fri, Dec 5 from Philadelphia Intl. to San Diego Intl., returning Mon, Dec 8, priced at $227 found 7 hours ago
Wed, Dec 10 - Mon, Dec 15
PHL
Philadelphia Intl.
SAN
San Diego Intl.
$237 Roundtrip, found 6 hours ago
$237
Roundtrip
found 6 hours ago
Select American Airlines flight, departing Wed, Dec 10 from Philadelphia Intl. to San Diego Intl., returning Mon, Dec 15, priced at $237 found 6 hours ago
Fri, Dec 5 - Wed, Dec 10
PHL
Philadelphia Intl.
SAN
San Diego Intl.
$250 Roundtrip, found 13 hours ago
$250
Roundtrip
found 13 hours ago
Select American Airlines flight, departing Fri, Dec 5 from Philadelphia Intl. to San Diego Intl., returning Wed, Dec 10, priced at $250 found 13 hours ago
Sat, Jan 17 - Wed, Jan 21
PHL
Philadelphia Intl.
SAN
San Diego Intl.
$323 Roundtrip, found 2 days ago
$323
Roundtrip
found 2 days ago
Select American Airlines flight, departing Sat, Jan 17 from Philadelphia Intl. to San Diego Intl., returning Wed, Jan 21, priced at $323 found 2 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.