UA 721 Houston to San Antonio Flight Status

United Airlines Flight UA721 from Houston George Bush Intercontinental Airport IAH to San Antonio International Airport SAT is not scheduled for today June 4th, 2026.
The last time the flight was scheduled was on July 26th, 2025.
Check the table below for UA721's most recent flight history:

UA 721 Flight Status & Schedule

Date Departure Arrival Status
Jul 26 10:00 10:36
Landed
Track >
Jul 19 11:09 11:44
Landed Late
Track >
Jul 12 11:41 12:20
Landed Late
Track >
Jul 05 09:50 10:41
Landed
Track >
Jun 28 10:06 10:43
Landed
Track >

United Airlines UA 721 Houston to San Antonio Flight Information

United Airlines Flight UA721 connects Houston, United States to San Antonio, United States, taking off from Houston George Bush Intercontinental Airport IAH and landing at San Antonio International Airport SAT.

How long is the UA721 flight from Houston to San Antonio?

The average flight time from Houston to San Antonio is 39 minutes. The flight distance is 306 km / 190 miles and the average flight speed is 472 km/h / 294 mph.

What is the On-Time Performance (OTP) of United Airlines Flight UA721 Houston to San Antonio?

The Airportia On-Time Performance Rating for United Airlines Flight UA721 is 4.6/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight UA721 arriving at?

Flight UA721 arrives at San Antonio International Airport (SAT) Terminal B.

When was the latest UA721 flight?

The latest flight took off on Saturday, July 26th, 2025 with the flight status being Landed on 10:36.

How else can the flight UA721 be referenced as?

This United Airlines flight can also be referenced as UAL721, UA0721, UA 721, UAL 721.

How often is flight UA721 delayed?

On average, 40% of all UA721 flights are delayed. The average delay is 66 minutes.

Can I get compensation for my delayed or cancelled UA721 flight or baggage issues?

If your UA721 flight was cancelled, delayed, or if you experienced baggage issues such as delayed, damaged, or lost bags, you may be entitled to compensation. Compensation amounts and eligibility depend on various regulations, including EC 261/2004, UK261, CA Montreal Convention, US GoodWill, BR-ANAC, SA-GACA and TK-SHY.

See our UA721 Flight Tracker above for more details.

UA721 and Houston IAH to San Antonio SAT Flights

Flight UA721 is code-shared by 2 airlines using the flight numbers AC3764, NZ6619

Other flights departing from Houston IAH: UA5359, UA2726, UA4821, UA5653

Other flights arriving at San Antonio SAT: UA6048, WN4459, WN3041, WN2978

All flights connecting Houston IAH to San Antonio SAT.

UA721 United Airlines Flight: Houston to San Antonio Route Map

UA721 United Airlines Flight Map: Houston to San Antonio
Flight Delay Compensation up to 600€/$: Claim for delay, cancellation, or baggage issues >
Flight-schedule data supplied by Aviation Edge Real-time Flight Schedules API.