UA 4040 Houston to Dallas Flight Status

United Airlines Flight UA4040 from Houston George Bush Intercontinental Airport IAH to Dallas Fort Worth International Airport DFW 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 UA4040's most recent flight history:

UA 4040 Flight Status & Schedule

Date Departure Arrival Status
Mar 28 07:48 08:31
Landed
Track >
Mar 24 08:36 09:22
Landed Late
Track >
Mar 21 07:46 08:37
Landed
Track >
Mar 17 08:25 09:15
Landed
Track >
Mar 14 07:39 08:27
Landed
Track >

United Airlines UA 4040 Houston to Dallas Flight Information

United Airlines Flight UA4040 connects Houston, United States to Dallas, United States, taking off from Houston George Bush Intercontinental Airport IAH and landing at Dallas Fort Worth International Airport DFW.

How long is the UA4040 flight from Houston to Dallas?

The average flight time from Houston to Dallas is 47 minutes. The flight distance is 362 km / 225 miles and the average flight speed is 459 km/h / 285 mph.

What is the On-Time Performance (OTP) of United Airlines Flight UA4040 Houston to Dallas?

The Airportia On-Time Performance Rating for United Airlines Flight UA4040 is 4.7/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight UA4040 arriving at?

Flight UA4040 arrives at Dallas Fort Worth International Airport (DFW) Terminal E.

When was the latest UA4040 flight?

The latest flight took off on Saturday, March 28th, 2026 with the flight status being Landed on 08:31.

How else can the flight UA4040 be referenced as?

This United Airlines flight can also be referenced as UAL4040, UA 4040, UAL 4040.

How often is flight UA4040 delayed?

On average, 43% of all UA4040 flights are delayed. The average delay is 37 minutes.

Can I get compensation for my delayed or cancelled UA4040 flight or baggage issues?

If your UA4040 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 UA4040 Flight Tracker above for more details.

UA4040 and Houston IAH to Dallas DFW Flights

Flight UA4040 is code-shared by 1 airline using the flight number NZ6520

Other flights departing from Houston IAH: UA1062, UA284, UA4051, UA1490

Other flights arriving at Dallas DFW: AA1786, AA5211, AA1827, AA2448

All flights connecting Houston IAH to Dallas DFW.

UA4040 United Airlines Flight: Houston to Dallas 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.