UA 4018 Houston to Louisville Flight Status

United Airlines Flight UA4018 from Houston George Bush Intercontinental Airport IAH to Louisville International Airport SDF 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 UA4018's most recent flight history:

UA 4018 Flight Status & Schedule

Date Departure Arrival Status
Mar 28 18:45 21:31
Landed
Track >
Mar 27 19:04 21:49
Landed
Track >
Mar 26 19:11 22:00
Landed
Track >
Mar 25 19:02 21:53
Landed
Track >
Mar 23 19:07 21:59
Landed
Track >

United Airlines UA 4018 Houston to Louisville Flight Information

United Airlines Flight UA4018 connects Houston, United States to Louisville, United States, taking off from Houston George Bush Intercontinental Airport IAH and landing at Louisville International Airport SDF.

How long is the UA4018 flight from Houston to Louisville?

The average flight time from Houston to Louisville is 1 hour and 51 minutes. The flight distance is 1268 km / 788 miles and the average flight speed is 681 km/h / 423 mph.

What is the On-Time Performance (OTP) of United Airlines Flight UA4018 Houston to Louisville?

The Airportia On-Time Performance Rating for United Airlines Flight UA4018 is 4.9/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight UA4018 arriving at?

Flight UA4018 arrives at Louisville International Airport (SDF) Terminal 2.

When was the latest UA4018 flight?

The latest flight took off on Sunday, March 29th, 2026 with the flight status being Landed on 21:31.

How else can the flight UA4018 be referenced as?

This United Airlines flight can also be referenced as UAL4018, UA 4018, UAL 4018.

How often is flight UA4018 delayed?

On average, 30% of all UA4018 flights are delayed. The average delay is 20 minutes.

Can I get compensation for my delayed or cancelled UA4018 flight or baggage issues?

If your UA4018 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 UA4018 Flight Tracker above for more details.

UA4018 and Houston IAH to Louisville SDF Flights

Flight UA4018 is code-shared by 2 airlines using the flight numbers CM1680, NZ6629

Other flights departing from Houston IAH: UA1329, AA2541, UA2237, AA876

Other flights arriving at Louisville SDF: UA421, AA3119, AA1427, WN1678

All flights connecting Houston IAH to Louisville SDF.

UA4018 United Airlines Flight: Houston to Louisville 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.