UA8140 United Airlines - Flight Status
Below, you can find details about United Airlines flight UA8140, which currently operates between the airports of San Francisco - San Francisco International Airport (Airport Code SFO) and Houston - Houston George Bush Intercontinental Airport (Airport Code IAH).
This flight data pertains specifically to the flight's details for Saturday, June 20, 2026.
Table of contents:
Flight Status Additional Information Alternative Flights Punctuality and delays Last Past Flights UA8140
Flight Status Additional Information Alternative Flights Punctuality and delays Last Past Flights UA8140
UA8140 On Time performance:
43
We have calculated the percentage of flights that arrived within 15 minutes of their scheduled time, or earlier, based on real flight data from the last 3 months. More about punctuality and delays Flight Status
UA8140 United Airlines to Houston
Landed - On-time
Delay: 9 minutes
Flight Status for Saturday June 20, 2026
Landed - On-time
Delay: 9 minutes
Flight Status for Saturday June 20, 2026
Airline information
United Airlines
Equipment: Boeing 737-900 Passenger (Scimitar Winglets)
Departure
San Francisco (SFO)
June 20, 2026
San Francisco International Airport
Departed at:
05:00 pm
Terminal:
-
Gate:
-
Scheduled Departure Time: 04:40 pm
Arrival
Houston (IAH)
June 20, 2026
Houston George Bush Intercontinental Airport
Arrived at:
10:08 pm
Terminal:
-
Gate:
-
Scheduled Arrival Time: 09:59 pm
Disclaimer
The information displayed on this website is gathered from third-party providers with a wide reputation on the sector, which in turn obtain the information from the airlines. This data is provided only for informative purposes. www.airport-sfo.com assumes no responsibility for loss or damage as a result of relying on information posted here. Please contact your airline to verify flight status.
Additional Information
Which is the frequency of flight UA8140?
The flight UA8140 is currently not scheduled at San Francisco Airport (SFO).
Which is the distance of flight UA8140?
The distance between the two airports is 1634 miles.
Which is the flight time of flight UA8140?
The scheduled flight time gate to gate is: 03:19 hours.
The real flight time gate to gate on average is: 02:47 hours.
Are the departure airport and arrival airport at the same Time Zone?
No, each airport is in a different timezone. The times shown above, are presented in the local time of each respective airport.
Current Time in San Francisco: 2026-06-21 20:55:11
Current Time in Houston: 2026-06-21 22:55:11
The flight UA8140 is currently not scheduled at San Francisco Airport (SFO).
Which is the distance of flight UA8140?
The distance between the two airports is 1634 miles.
Which is the flight time of flight UA8140?
The scheduled flight time gate to gate is: 03:19 hours.
The real flight time gate to gate on average is: 02:47 hours.
Are the departure airport and arrival airport at the same Time Zone?
No, each airport is in a different timezone. The times shown above, are presented in the local time of each respective airport.
Current Time in San Francisco: 2026-06-21 20:55:11
Current Time in Houston: 2026-06-21 22:55:11
Alternative Flights
The following airline serve the same route between San Francisco and Houston:
United Airlines - Flight Number: UA1259. (On Time performance: 68 - Average Delay: 16 minutes)
United Airlines - Flight Number: UA1259. (On Time performance: 68 - Average Delay: 16 minutes)
Punctuality and delays
We have gathered data from recent months and present below an analysis of how timely the flights have been.
Delays analyzed by Week: It is not possible to calculate the On-Time Performance for this flight accurately by weekday due to insufficient or non-representative data, as doing so could lead to misleading conclusions
Delays analyzed by Month: It is not possible to calculate the On-Time Performance for this flight accurately by month due to insufficient or non-representative data, as doing so could lead to misleading conclusions
In terms of On-Time Performance, by analyzing the flight data from the last three months, spanning from April 04, 2026 to June 18, 2026, we have obtained these figures.
Total number of flights: 7
On Time: 3 ( 43 % )
Moderate Delay: 1 ( 14 % )
Significant Delay: 1 ( 14 % )
Major Delay: 2 ( 29 % )
Canceled: 0 ( 0 % )
Diverted: 0 ( 0 % )
Average Delay: 49 minutes.
Total number of flights: 7
On Time: 3 ( 43 % )
Moderate Delay: 1 ( 14 % )
Significant Delay: 1 ( 14 % )
Major Delay: 2 ( 29 % )
Canceled: 0 ( 0 % )
Diverted: 0 ( 0 % )
Average Delay: 49 minutes.
Delays analyzed by Month: It is not possible to calculate the On-Time Performance for this flight accurately by month due to insufficient or non-representative data, as doing so could lead to misleading conclusions
Last Past Flights UA8140
Date
Departure
Arrival
Duration
Aircraft
Status
Saturday
20 June
20 June
05:00 pm
San Francisco (SFO)
San Francisco (SFO)
10:08 pm
Houston (IAH)
Houston (IAH)
03h 08min
Boeing 737-900
Boeing 737-900
Landed - On-time
Friday
19 June
19 June
01:13 am
San Francisco (SFO)
San Francisco (SFO)
02:14 am
Las Vegas (LAS)
Las Vegas (LAS)
23h 01min
Boeing 737-800
Boeing 737-800
Landed - Delayed
Thursday
04 June
04 June
07:05 pm
San Francisco (SFO)
San Francisco (SFO)
08:44 pm
Seattle (SEA)
Seattle (SEA)
23h 39min
Airbus A320
Airbus A320
Landed - On-time
Wednesday
03 June
03 June
01:02 am
San Francisco (SFO)
San Francisco (SFO)
02:13 am
Eugene (EUG)
Eugene (EUG)
23h 11min
Airbus A320
Airbus A320
Landed - Delayed
Friday
29 May
29 May
07:52 pm
San Francisco (SFO)
San Francisco (SFO)
03:00 am
Cleveland (CLE)
Cleveland (CLE)
05h 08min
Boeing 737-800
Boeing 737-800
Landed - On-time