| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Jan 05 | IAH | SEA | 17:04 | 19:29 |
Landed
|
Track > |
| Jan 04 | IAH | SEA | 20:31 | 22:45 |
Delayed
|
Track > |
| Jan 03 | IAH | SEA | 17:14 | 19:23 |
Landed
|
Track > |
| Jan 02 | IAH | SEA | 17:37 | 20:00 |
Landed Late
|
Track > |
| Jan 01 | IAH | SEA | 16:55 | 18:58 |
Landed
|
Track > |
| Dec 31 | IAH | SEA | 17:00 | 19:10 |
Landed
|
Track > |
| Dec 30 | IAH | SEA | 17:19 | 19:30 |
Landed
|
Track > |
| Dec 29 | IAH | SEA | 17:36 | 19:48 |
Landed
|
Track > |
| Dec 28 | IAH | SEA | 16:51 | 19:15 |
Landed
|
Track > |
| Dec 27 | IAH | SEA | 17:04 | 19:30 |
Landed
|
Track > |
United Airlines Flight UA1540 connects Houston, United States to Seattle, United States, taking off from Houston George Bush Intercontinental Airport IAH and landing at Seattle Tacoma International Airport SEA.
How long is the UA1540 flight from Houston to Seattle?
The average flight time from Houston to Seattle is 4 hours and 15 minutes. The flight distance is 3013 km / 1872 miles and the average flight speed is 708 km/h / 440 mph.
What is the On-Time Performance (OTP) of United Airlines Flight UA1540 Houston to Seattle?
The Airportia On-Time Performance Rating for United Airlines Flight UA1540 is 4.7/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight UA1540 arriving at?
Flight UA1540 arrives at Seattle Tacoma International Airport (SEA) Terminal 2.
When was the latest UA1540 flight?
The latest flight took off on Tuesday, January 6th, 2026 with the flight status being Landed on 19:29.
How else can the flight UA1540 be referenced as?
This United Airlines flight can also be referenced as UAL1540, UA 1540, UAL 1540.
How often is flight UA1540 delayed?
On average, 30% of all UA1540 flights are delayed. The average delay is 67 minutes.
Can I get compensation for my delayed or cancelled UA1540 flight or baggage issues?
If your UA1540 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 UA1540 Flight Tracker above for more details.
Flight UA1540 is code-shared by 1 airline using the flight number BR3017
Other flights departing from Houston IAH: UA6177, UA6125, AA4740, UA1181
Other flights arriving at Seattle SEA: AA1225, WN2144, AS2026, AS3023
All flights connecting Houston IAH to Seattle SEA.