United Flight AA552 Deals & Information (2025/2026)

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United Flight 552 Route Deals From

The cheapest prices found with in the last 7 days for return flights were $289 and for one-way flights to Philadelphia Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Aug 27 - Sun, Aug 31
SFO
San Francisco Intl.
PHL
Philadelphia Intl.
$289 Roundtrip, found 2 hours ago
$289
Roundtrip
found 2 hours ago
Select United flight, departing Wed, Aug 27 from San Francisco Intl. to Philadelphia Intl., returning Sun, Aug 31, priced at $289 found 2 hours ago
Wed, Aug 27 - Sun, Aug 31
SFO
San Francisco Intl.
PHL
Philadelphia Intl.
$299 Roundtrip, found 2 hours ago
$299
Roundtrip
found 2 hours ago
Select United flight, departing Wed, Aug 27 from San Francisco Intl. to Philadelphia Intl., returning Sun, Aug 31, priced at $299 found 2 hours ago
Wed, Sep 3 - Sat, Sep 6
SFO
San Francisco Intl.
PHL
Philadelphia Intl.
$301 Roundtrip, found 1 day ago
$301
Roundtrip
found 1 day ago
Select United flight, departing Wed, Sep 3 from San Francisco Intl. to Philadelphia Intl., returning Sat, Sep 6, priced at $301 found 1 day ago
Wed, Sep 17 - Sun, Sep 21
SFO
San Francisco Intl.
PHL
Philadelphia Intl.
$304 Roundtrip, found 6 hours ago
$304
Roundtrip
found 6 hours ago
Select United flight, departing Wed, Sep 17 from San Francisco Intl. to Philadelphia Intl., returning Sun, Sep 21, priced at $304 found 6 hours ago
Wed, Sep 3 - Sat, Sep 6
SFO
San Francisco Intl.
PHL
Philadelphia Intl.
$311 Roundtrip, found 1 day ago
$311
Roundtrip
found 1 day ago
Select United flight, departing Wed, Sep 3 from San Francisco Intl. to Philadelphia Intl., returning Sat, Sep 6, priced at $311 found 1 day ago

Frequently asked questions

What route does flight number UA552 take?
UA552 is used on multiple routes. Mostly, UA552 flies directly from San Francisco Airport to Los Angeles Intl. Airport (LAX). If that's your chosen flight path, you'll be airborne for approximately 1 hour and 37 minutes.
What terminal does UA552 fly out of?
Terminal 3 is the terminal you'll most likely depart from if you're booked on a flight leaving from San Francisco Airport. San Francisco, CA Airport (SFO-San Francisco Intl.) to Los Angeles, CA Airport (LAX-Los Angeles Intl.) is the most commonly traveled route for flight number UA552.
What kind of plane is on flight number UA552?
UA552 is a flight number that is used on many routes. If you're heading off on its most popular route, San Francisco Intl. Airport (SFO) to Los Angeles, CA Airport (LAX-Los Angeles Intl.), there's a good chance you'll be hopping aboard the Airbus A320.
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 UA552 flight with Travelocity, please visit our Customer Service Portal.