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UA 1973 Houston to St. Louis Flight Status

United Airlines Flight UA1973 from Houston George Bush Intercontinental Airport IAH to St. Louis Lambert International Airport STL is not scheduled for today June 4th, 2026.
The last time the flight was scheduled was on June 25th, 2025.
Check the table below for UA1973's most recent flight history:

UA 1973 Flight Status & Schedule

Date Departure Arrival Status
Jun 25 20:29 22:03
Landed
Track >
Jun 24 22:19 23:58
Landed Late
Track >
Jun 23 20:18 21:58
Landed
Track >
Jun 22 20:25 21:57
Landed
Track >
Jun 21 22:40 00:06
Landed Late
Track >

United Airlines UA 1973 Houston to St. Louis Flight Information

United Airlines Flight UA1973 connects Houston, United States to St. Louis, United States, taking off from Houston George Bush Intercontinental Airport IAH and landing at St. Louis Lambert International Airport STL.

How long is the UA1973 flight from Houston to St. Louis?

The average flight time from Houston to St. Louis is 1 hour and 35 minutes. The flight distance is 1076 km / 668 miles and the average flight speed is 678 km/h / 422 mph.

What is the On-Time Performance (OTP) of United Airlines Flight UA1973 Houston to St. Louis?

The Airportia On-Time Performance Rating for United Airlines Flight UA1973 is 4.5/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight UA1973 arriving at?

Flight UA1973 arrives at St. Louis Lambert International Airport (STL) Terminal 1.

When was the latest UA1973 flight?

The latest flight took off on Thursday, June 26th, 2025 with the flight status being Landed on 22:03.

How else can the flight UA1973 be referenced as?

This United Airlines flight can also be referenced as UAL1973, UA 1973, UAL 1973.

How often is flight UA1973 delayed?

On average, 40% of all UA1973 flights are delayed. The average delay is 70 minutes.

Can I get compensation for my delayed or cancelled UA1973 flight or baggage issues?

If your UA1973 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 UA1973 Flight Tracker above for more details.

UA1973 and Houston IAH to St. Louis STL Flights

This is a multi leg flight of United Airlines UA1973. Previous leg is Dallas to Houston

Flight UA1973 is code-shared by 4 airlines using the flight numbers CM1706, EK6162, NZ6903, VA8219

Other flights departing from Houston IAH: UA6255, UA5949, UA6016, UA8173

Other flights arriving at St. Louis STL: AA5109, UA2614, AA1188, UA8173

All flights connecting Houston IAH to St. Louis STL.

UA1973 United Airlines Flight: Houston to St. Louis Route Map

UA1973 United Airlines Flight Map: Houston to St. Louis
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.