United Flight AA575 Deals & Information (2025/2026)

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United Flight 575 Route Deals From $71

The cheapest prices found with in the last 7 days for return flights were $129 and $71 for one-way flights to George Bush Intercontinental for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Sep 6 - Mon, Sep 8
CLT
Charlotte-Douglas Intl.
IAH
George Bush Intercontinental
$129 Roundtrip, found 1 hour ago
$129
Roundtrip
found 1 hour ago
Select United flight, departing Sat, Sep 6 from Charlotte-Douglas Intl. to George Bush Intercontinental, returning Mon, Sep 8, priced at $129 found 1 hour ago
Tue, Oct 14 - Sat, Oct 18
CLT
Charlotte-Douglas Intl.
IAH
George Bush Intercontinental
$139 Roundtrip, found 4 days ago
$139
Roundtrip
found 4 days ago
Select United flight, departing Tue, Oct 14 from Charlotte-Douglas Intl. to George Bush Intercontinental, returning Sat, Oct 18, priced at $139 found 4 days ago

Frequently asked questions

What route does flight number UA575 take?
UA575 is used on multiple routes. Mostly, UA575 flies straight from O'Hare Airport to San Antonio Airport. If you have a ticket on this route, you'll be traveling for about 2 hours and 46 minutes.
What terminal does UA575 fly out of?
If you're setting off from ORD, there's every chance you'll board the aircraft from Terminal 1. The most frequented route for UA575 is ORD to San Antonio, TX Airport (SAT-San Antonio Intl.), which is a nonstop flight.
What kind of plane is on flight number UA575?
Chances are you'll be aboard a Boeing 737-700 if you're jetting from Chicago, IL Airport (ORD-O'Hare Intl.) to San Antonio Intl. Airport (SAT), one route used for flight number UA575.
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 UA575 flight with Travelocity, please visit our Customer Service Portal.