United Airlines
Is UA434 delayed?
No delay reported yet. UA434 is scheduled to leave Seattle at 14:15 on Nov 14 and reach Houston at 20:06 (as of Nov 14, 15:33 UTC).
Usually on time: arrived within 15 min of schedule on 38 of the last 41 flights.
Each route and date is shown separately. Confirm that both airports match your booking.
No live update yet
Showing the published schedule until live times come in.
Update time unavailable
Departure
Seattle
SEA
Scheduled
Nov 14
Arrival
Houston
IAH
Scheduled
Nov 14
Times shown in airport local time
Service date: · Scheduled departure date (America/Los_Angeles)
Flight details
Departure · UTC
- Scheduled
- Estimated
- Not available
- Actual
- Not available
Arrival · UTC
- Scheduled
- Estimated
- Not available
- Actual
- Not available
No live update yet
Showing the published schedule until live times come in.
Update time unavailable
Departure
Houston
IAH
Scheduled
Nov 14
Arrival
Los Angeles
LAX
Scheduled
Nov 14
Times shown in airport local time
Service date: · Scheduled departure date (America/Chicago)
Flight details
Departure · UTC
- Scheduled
- Estimated
- Not available
- Actual
- Not available
Arrival · UTC
- Scheduled
- Estimated
- Not available
- Actual
- Not available
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 28 min early
Houston → Los Angeles
- 18 min early
Seattle → Houston
- 9 min early
Seattle → Houston
- 14 min early
Seattle → Houston
- 17 min early
Houston → Los Angeles
Is UA434 usually late?
Period: Oct 15, 2026 – Nov 14, 2026
On time means arriving no more than 15 minutes after the scheduled time; late means more than 15 minutes after. Cancelled and diverted flights are counted apart from arrivals. Compares scheduled and actual arrival times. Cancelled and diverted flights are left out. Some flights may be missing.
At the airports today
Seattle (SEA) departures
- Left more than 15 min late
- 23 of 42
- Cancelled today
- 37
Houston (IAH) departures
- Left more than 15 min late
- 16 of 42
- Cancelled today
- 52
Related flights
Flight history and details
| Service date | Departure | Arrival | Actual | Arrival delay (minutes) |
|---|---|---|---|---|
| Nov 13, 2026Cancelled | Houston | Los Angeles | Not available | Not available |
| Nov 13, 2026Cancelled | Seattle | Houston | Not available | Not available |
| Nov 12, 2026Arrived | Houston | Los Angeles | -28 | |
| Nov 12, 2026Arrived | Seattle | Houston | -18 | |
| Nov 11, 2026Arrived | Seattle | Houston | -9 | |
| Nov 10, 2026Arrived | Seattle | Houston | -14 | |
| Nov 9, 2026Arrived | Houston | Los Angeles | -17 | |
| Nov 9, 2026Arrived | Seattle | Houston | -10 | |
| Nov 8, 2026Arrived | Houston | Los Angeles | -38 | |
| Nov 8, 2026Arrived | Seattle | Houston | -12 | |
| Nov 7, 2026Arrived | Houston | Los Angeles | -17 | |
| Nov 7, 2026Arrived | Seattle | Houston | -17 | |
| Nov 6, 2026Arrived | Houston | Los Angeles | -19 | |
| Nov 6, 2026Arrived | Seattle | Houston | -17 | |
| Nov 5, 2026Arrived | Houston | Los Angeles | -19 | |
| Nov 5, 2026Arrived | Seattle | Houston | -8 | |
| Nov 4, 2026Arrived | Seattle | Houston | -20 | |
| Nov 3, 2026Arrived | Seattle | Houston | -12 | |
| Nov 2, 2026Arrived | Seattle | Houston | 2 | |
| Nov 1, 2026Arrived | Houston | Los Angeles | -17 | |
| Nov 1, 2026Arrived | Seattle | Houston | -5 | |
| Oct 31, 2026Arrived | Houston | Los Angeles | -21 | |
| Oct 31, 2026Arrived | Seattle | Houston | -19 | |
| Oct 30, 2026Arrived | Houston | Los Angeles | 11 | |
| Oct 30, 2026Arrived | Seattle | Houston | 19 | |
| Oct 29, 2026Arrived | Houston | Los Angeles | -26 | |
| Oct 29, 2026Arrived | Seattle | Houston | -13 | |
| Oct 28, 2026Arrived | Seattle | Houston | -7 | |
| Oct 27, 2026Arrived | Seattle | Houston | -14 | |
| Oct 26, 2026Arrived | Houston | Los Angeles | -22 | |
| Oct 26, 2026Arrived | Seattle | Houston | -2 | |
| Oct 25, 2026Arrived | Houston | Los Angeles | -11 | |
| Oct 25, 2026Arrived | Seattle | Houston | 25 | |
| Oct 24, 2026Arrived | Houston | Los Angeles | -3 | |
| Oct 23, 2026Arrived | Houston | Los Angeles | -11 | |
| Oct 22, 2026Arrived | Houston | Los Angeles | -17 | |
| Oct 21, 2026Arrived | Houston | Los Angeles | -8 | |
| Oct 20, 2026Arrived | Charlotte | Dulles | 3 | |
| Oct 19, 2026Arrived | Houston | Los Angeles | -8 | |
| Oct 18, 2026Arrived | Houston | Los Angeles | -17 | |
| Oct 17, 2026Arrived | Houston | Los Angeles | 27 | |
| Oct 16, 2026Arrived | Houston | Los Angeles | -5 | |
| Oct 15, 2026Arrived | Houston | Los Angeles | -7 |