| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Sep 01 | AMS | IAH | 11:15 | 14:25 |
En-Route
|
Track > |
| Aug 31 | AMS | IAH | 12:10 | 15:15 |
Landed Late
|
Track > |
| Aug 30 | AMS | IAH | 11:23 | 14:20 |
Landed
|
Track > |
| Aug 29 | AMS | IAH | 11:37 | 14:49 |
Landed
|
Track > |
| Aug 28 | AMS | IAH | 11:24 | 14:38 |
Landed
|
Track > |
| Aug 27 | AMS | IAH | 11:22 | 14:29 |
Landed
|
Track > |
| Aug 26 | AMS | IAH | 11:30 | 14:30 |
Landed
|
Track > |
| Aug 25 | AMS | IAH | 11:55 | 14:43 |
Landed
|
Track > |
| Aug 24 | AMS | IAH | 11:47 | 14:54 |
Landed
|
Track > |
| Aug 23 | AMS | IAH | 11:06 | 14:12 |
Landed
|
Track > |
United Airlines Flight UA21 connects Amsterdam, Netherlands to Houston, United States, taking off from Amsterdam Schiphol Airport AMS and landing at Houston George Bush Intercontinental Airport IAH.
How long is the UA21 flight from Amsterdam to Houston?
The average flight time from Amsterdam to Houston is 10 hours and 4 minutes. The flight distance is 8049 km / 5001 miles and the average flight speed is 799 km/h / 496 mph.
How many UA21 flights are operated per week?
7 flights per week. The flight UA21 is operated on Monday, Tuesday, Wednesday, Thursday, Friday, Saturday and Sunday.
What is the On-Time Performance (OTP) of United Airlines Flight UA21 Amsterdam to Houston?
The Airportia On-Time Performance Rating for United Airlines Flight UA21 is 4.9/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight UA21 arriving at?
Flight UA21 arrives at Houston George Bush Intercontinental Airport (IAH) Terminal E.
When was the latest UA21 flight?
The latest flight took off on Tuesday, September 1st, 2026 with the flight status being En-Route on 14:25.
How else can the flight UA21 be referenced as?
This United Airlines flight can also be referenced as UAL21, UAL021, UA021, UA0021, UA 21, UAL 21.
How often is flight UA21 delayed?
On average, 30% of all UA21 flights are delayed. The average delay is 14 minutes.
Can I get compensation for my delayed or cancelled UA21 flight or baggage issues?
If your UA21 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 UA21 Flight Tracker above for more details.
Flight UA21 is code-shared by 4 airlines using the flight numbers AC4997, LH7987, LX3000, OS7731
Other flights departing from Amsterdam AMS: KL1799, QR8206, 3O122, WA1799
Other flights arriving at Houston IAH: QR713, UA6, AF98, UA879
All flights connecting Amsterdam AMS to Houston IAH.
