Are you looking for the June 4th, 2026 UA 1663 Houston to Philadelphia flight? Click here to go to our UA1663 Houston to Philadelphia Flight Status page >

UA 1663 Houston to St. Louis Flight Status

United Airlines Flight UA1663 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 March 28th, 2026.
Check the table below for UA1663's most recent flight history:

UA 1663 Flight Status & Schedule

Date Departure Arrival Status
Mar 28 20:08 21:47
Landed
Track >
Mar 27 20:33 22:09
Landed
Track >
Mar 26 20:39 22:15
Landed
Track >
Mar 25 20:27 22:11
Landed
Track >
Mar 24 20:23 22:10
Landed
Track >

United Airlines UA 1663 Houston to St. Louis Flight Information

United Airlines Flight UA1663 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 UA1663 flight from Houston to St. Louis?

The average flight time from Houston to St. Louis is 1 hour and 39 minutes. The flight distance is 1076 km / 668 miles and the average flight speed is 648 km/h / 402 mph.

What is the On-Time Performance (OTP) of United Airlines Flight UA1663 Houston to St. Louis?

The Airportia On-Time Performance Rating for United Airlines Flight UA1663 is 5/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight UA1663 arriving at?

Flight UA1663 arrives at St. Louis Lambert International Airport (STL) Terminal 1.

When was the latest UA1663 flight?

The latest flight took off on Sunday, March 29th, 2026 with the flight status being Landed on 21:47.

How else can the flight UA1663 be referenced as?

This United Airlines flight can also be referenced as UAL1663, UA 1663, UAL 1663.

How often is flight UA1663 delayed?

On average, 20% of all UA1663 flights are delayed. The average delay is 9 minutes.

Can I get compensation for my delayed or cancelled UA1663 flight or baggage issues?

If your UA1663 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 UA1663 Flight Tracker above for more details.

UA1663 and Houston IAH to St. Louis STL Flights

Flight UA1663 is code-shared by 4 airlines using the flight numbers CM1706, EK6162, NZ6903, VA8219

Other flights departing from Houston IAH: UA4729, UA5249, UA489, UA497

Other flights arriving at St. Louis STL: AA5269, WN392, UA5304, WN670

All flights connecting Houston IAH to St. Louis STL.

UA1663 United Airlines Flight: Houston to St. Louis Route Map

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.