UA143 Flight Status United Airlines: Denver to Seattle (UAL143)

How long is the UA143 flight from Denver to Seattle?

The average flight time from Denver to Seattle is 2 hours and 18 minutes. The flight distance is 1645 km / 1022 miles and the average flight speed is 715 km/h / 444 mph.

How many UA143 flights are operated per week?

1 flight per week. The flight UA143 is operated on Sunday.

What is the On-Time Performance (OTP) of United Airlines Flight UA143 Denver to Seattle?

The Airportia On-Time Performance Rating for United Airlines Flight UA143 is 5/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight UA143 arriving at?

Flight UA143 arrives at Seattle Tacoma International Airport (SEA) Terminal 1.

When was the latest UA143 flight?

The latest flight took off on Monday, July 27th, 2026 with the flight status being Landed on 13:26.

How else can the flight UA143 be referenced as?

This United Airlines flight can also be referenced as UAL143, UA0143, UA 143, UAL 143.

How often is flight UA143 delayed?

On average, 0% of all UA143 flights are delayed. The average delay is 0 minutes.

Can I get compensation for my delayed or cancelled UA143 flight or baggage issues?

If your UA143 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.