United Airlines UA668 Flight Status Today

International flight United Airlines UA668 takes off from San Juan (SJU) Puerto Rico to Houston (IAH) United States. It's operated by United Airlines. The plane leaves Luis Munoz Marin International Airport at 15:46 21 January 2026 America/Puerto_Rico. The flight is expected to land at George Bush Intercontinental Airport at 18:56 21 January 2026 America/Chicago. The flight will last about 5 hours 10 minutes.

Current status of UA668 is Scheduled On time Estimated Depart in 5 hours, 4 minutes

UA668 - UAL668 United Airlines (UA)
SJU San Juan Puerto Rico
Flight SJU to IAH
IAH Houston United States
Scheduled On time Estimated Depart in 5 hours, 4 minutes
Departure Luis Munoz Marin International Airport
IATA: SJUICAO: TJSJ
Scheduled 15:46 21 January 2026
Estimated 15:46 21 January 2026
B B6
Arrival George Bush Intercontinental Airport
IATA: IAHICAO: KIAH
Scheduled 18:56 21 January 2026
Estimated 18:56 21 January 2026
E 10
UA668 Detail
  • Type: International Flight
  • Code Shares: AC 4631, NZ 9844
  • Flight Duration: 5 hours 10 minutes
  • Flight Distance: 3230 kms / 2007 miles
Airline
  • United Airlines
  • IATA: UA
  • ICAO: UAL
  • Operating Days: Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, Sunday
Passenger Services
  • Service type: Normal passenger
  • Seats: 167
  • Freight capacity: 17.1 tons
  • Passenger classes: First Class, Economy, Business Class, Shuttle
More Detail
  • Aircraft: Boeing 737MAX 9 Passenger
  • Callsign: F-KGLS2
  • Departure Timezone: America/Puerto_Rico
  • Arrival Timezone: America/Chicago
  • Current Time in San Juan: Wednesday 2026-01-21 10:42 AM
  • Current Time in Houston: Wednesday 2026-01-21 08:42 AM

United Airlines UA668 Flight Statistics

United Airlines
United Airlines
FLIGHT NO UA668
AIRPLANE Boeing 737MAX 9 Passenger
ON TIME 11
DELAYED 3
CANCELLED 0
ON TIME 20
DELAYED 10
CANCELLED 0
ON TIME 48
DELAYED 12
CANCELLED 0
ON TIME 62
DELAYED 22
CANCELLED 0
Last 14 days flight data
14 30 60 90
On Time Rate

United Airlines UA668 Flight Schedule and Histories

Time Departure Arrival Actual departure Actual arrival
Wed 21 Jan
Scheduled On time
San Juan (SJU) 2026-01-21T15:46
Houston (IAH) 2026-01-21T18:56
Tue 20 Jan
Departed On time
San Juan (SJU) 2026-01-20T15:46
Houston (IAH) 2026-01-20T18:56
2026-01-20T15:42
Mon 19 Jan
Scheduled Delayed by 24m
San Juan (SJU) 2026-01-19T15:46
Houston (IAH) 2026-01-19T18:56
Sun 18 Jan
Scheduled Delayed by 1h 8m
San Juan (SJU) 2026-01-18T15:46
Houston (IAH) 2026-01-18T18:56
Sat 17 Jan
Scheduled Delayed by 40m
San Juan (SJU) 2026-01-17T15:46
Houston (IAH) 2026-01-17T18:56
Fri 16 Jan
Departed On time
San Juan (SJU) 2026-01-16T15:46
Houston (IAH) 2026-01-16T18:56
2026-01-16T15:33
Thu 15 Jan
Scheduled Delayed by 24m
San Juan (SJU) 2026-01-15T15:46
Houston (IAH) 2026-01-15T18:56
Wed 14 Jan
Departed On time
San Juan (SJU) 2026-01-14T15:46
Houston (IAH) 2026-01-14T18:56
2026-01-14T15:46
Tue 13 Jan
Departed On time
San Juan (SJU) 2026-01-13T15:46
Houston (IAH) 2026-01-13T18:56
2026-01-13T15:38
Mon 12 Jan
Departed On time
San Juan (SJU) 2026-01-12T15:46
Houston (IAH) 2026-01-12T18:56
2026-01-12T15:51

Flight routes similar to United Airlines UA668

Airline Flight no Departure Arrival
Air Canada AC3095
Air Canada 		21/01/2026
07:45 		5 hours 6 minutes
10:51
United Airlines UA1644
United Airlines 		21/01/2026
07:45 		5 hours 6 minutes
10:51
Air New Zealand NZ9842
Air New Zealand 		21/01/2026
07:45 		5 hours 6 minutes
10:51
Air New Zealand NZ9844
Air New Zealand 		21/01/2026
15:46 		5 hours 10 minutes
18:56
United Airlines UA2495
United Airlines 		21/01/2026
10:15 		5 hours 10 minutes
13:25
Lufthansa LH7697
Lufthansa 		21/01/2026
10:15 		5 hours 10 minutes
13:25
Air New Zealand NZ9838
Air New Zealand 		21/01/2026
10:15 		5 hours 10 minutes
13:25
United Airlines UA3045
United Airlines 		21/01/2026
15:30 		4 hours 59 minutes
18:40

United Airlines Flight UA668 FAQs

What is the scheduled flight duration for United Airlines UA668 flight?

On average, nonstop flight takes 5 hour(s) 10 minutes, with the flight distance of 3230 km (2007 miles).

What is the current status of United Airlines UA668 flight?

The current status of flight United Airlines UA668 is Scheduled On time.

What type of aircraft is used for the United Airlines UA668 flight?

All United Airlines UA668 flights are operated using Boeing 737MAX 9 Passenger aircraft.

When does the flight United Airlines UA668 arrive?

Flight United Airlines UA668 arrives at 18:56.

Which terminal the flight United Airlines UA668 is arriving at?

Flight United Airlines UA668 arrives in George Bush Intercontinental Airport at Terminal E.

How many United Airlines UA668 flights are operated a week?

7 flights per week. The Flight United Airlines UA668 is operated on Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, Sunday .