United Airlines UA646 flight status now

Current status of UA646 is Departed On time Estimated Arrival in 13 minutes

UA646 - UAL646 United Airlines (UA)
IAH Houston United States
Flight IAH to ORD
ORD Chicago United States
Departed On time Estimated Arrival in 13 minutes
Departure George Bush Intercontinental Airport
IATA: IAHICAO: KIAH
Scheduled 14:25 17 November 2025
Actual 14:29 17 November 2025
C 45
Arrival O'Hare International Airport
IATA: ORDICAO: KORD
Scheduled 17:08 17 November 2025
Estimated 17:03 17 November 2025
1 B16
UA646 Detail
  • Type: Domestic Flight
  • Code Shares: EK 6142, NZ 6846
  • Flight Duration: 2 hours 43 minutes
  • Flight Distance: 1489 kms / 925 miles
Airline
  • United Airlines
  • IATA: UA
  • ICAO: UAL
  • Operating Days: Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, Sunday
Passenger Services
  • Service type: Normal passenger
  • Seats: 154
  • Freight capacity: 17.8 tons
  • Passenger classes: First Class, Economy, Business Class, Shuttle
More Detail
  • Aircraft: Boeing 737-900 Passenger (Scimitar Winglets)
  • Callsign: F-KIAH1
  • Departure Timezone: America/Chicago
  • Arrival Timezone: America/Chicago
  • Current Time in Houston: Monday 2025-11-17 16:50 PM
  • Current Time in Chicago: Monday 2025-11-17 16:50 PM

Domestic flight United Airlines UA646 takes off from Houston (IAH) United States to Chicago (ORD) United States. It's operated by United Airlines. The plane leaves George Bush Intercontinental Airport at 14:25 17 November 2025 America/Chicago. The flight is expected to land at O'Hare International Airport at 17:08 17 November 2025 America/Chicago. The flight will last about 2 hours 43 minutes.

United Airlines UA646 Flight Statistics

United Airlines
United Airlines
FLIGHT NO UA646
AIRPLANE Boeing 737-900 Passenger (Scimitar Winglets)
ON TIME 13
DELAYED 1
CANCELLED 0
ON TIME 25
DELAYED 5
CANCELLED 0
ON TIME 50
DELAYED 10
CANCELLED 0
ON TIME 71
DELAYED 13
CANCELLED 0
Last 14 days flight data
14 30 60 90
On Time Rate

United Airlines UA646 Flight Schedule and Histories

Time Departure Arrival Actual departure Actual arrival
Sun 09 Nov
Arrived On time
Houston (IAH) 2025-11-09T14:25
Chicago (ORD) 2025-11-09T17:08
2025-11-09T14:24
2025-11-09T17:12
Sun 02 Nov
Scheduled On time
Houston (IAH) 2025-11-02T07:00
Chicago (ORD) 2025-11-02T13:06
Sat 01 Nov
Scheduled On time
Houston (IAH) 2025-11-01T07:00
Chicago (ORD) 2025-11-01T13:06
Wed 22 Oct
Scheduled On time
Houston (IAH) 2025-10-22T16:44
Chicago (ORD) 2025-10-22T17:50
Fri 10 Oct
Scheduled On time
Houston (IAH) 2025-10-10T16:44
Chicago (ORD) 2025-10-10T17:50
Tue 07 Oct
Arrived On time
Houston (IAH) 2025-10-07T16:44
Chicago (ORD) 2025-10-07T17:50
2025-10-07T16:43
2025-10-07T17:41
Tue 30 Sep
Scheduled On time
Houston (IAH) 2025-09-30T16:44
Chicago (ORD) 2025-09-30T17:50
Mon 29 Sep
Scheduled On time
Houston (IAH) 2025-09-29T16:44
Chicago (ORD) 2025-09-29T17:50
Sun 28 Sep
Arrived On time
Houston (IAH) 2025-09-28T16:44
Chicago (ORD) 2025-09-28T17:50
2025-09-28T16:37
2025-09-28T17:52
Sat 27 Sep
Arrived On time
Houston (IAH) 2025-09-27T16:44
Chicago (ORD) 2025-09-27T17:50
2025-09-27T16:44
2025-09-27T17:33

Similar flight route from Houston (IAH) to Chicago (ORD)

Airline Flight no Departure Arrival
Iberia IB4201
Iberia 		17/11/2025
11:19 		2 hours 35 minutes
14:10
Aer Lingus EI7551
Aer Lingus 		17/11/2025
11:19 		2 hours 35 minutes
14:10
American Airlines AA4739
American Airlines 		17/11/2025
11:19 		2 hours 35 minutes
14:10
Austrian Airlines OS7730
Austrian Airlines 		17/11/2025
12:10 		2 hours 48 minutes
14:54
Iberia IB4290
Iberia 		17/11/2025
13:17 		2 hours 37 minutes
15:54
Air New Zealand NZ6844
Air New Zealand 		17/11/2025
12:10 		2 hours 44 minutes
14:54
American Airlines AA3374
American Airlines 		17/11/2025
13:17 		2 hours 37 minutes
15:54
Royal Jordanian RJ7816
Royal Jordanian 		17/11/2025
06:08 		2 hours 36 minutes
08:50

Frequently asked questions, answered

How long is the flight from Houston to Chicago?

On average, nonstop flight takes 2 hour(s) 43 minutes, with the flight distance of 1489 km (925 miles).

What type of aircraft is used for the United Airlines UA646 flight?

All United Airlines UA646 flights are operated using Boeing 737-900 Passenger (Scimitar Winglets) aircraft.

Which terminal the flight United Airlines UA646 is arriving at?

Flight United Airlines UA646 arrives in O'Hare International Airport at Terminal 1.

How many United Airlines UA646 flights are operated a week?

7 flights per week. The Flight United Airlines UA646 is operated on Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, Sunday .