United Airlines flight UA 799: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Mon-Fri 07:00 Chicago O'Hare (ORD) 1 09:51 George Bush, Houston (IAH) C
UA 799 Non-stop Airbus A321neo (32Q) 2:51 Effective 2025-08-19 through 2025-09-24
Mon-Fri 07:10 Chicago O'Hare (ORD) 1 10:04 George Bush, Houston (IAH) C
UA 799 Non-stop Boeing 737-900 (739) 2:54 Effective 2025-09-25 through 2025-10-24
Mon-Fri,Sun 07:45 Chicago O'Hare (ORD) 1 10:33 George Bush, Houston (IAH) C
UA 799 Non-stop Boeing 737-900 (739) 2:48 Effective 2025-10-26 through 2025-12-17
Mon-Fri,Sun 07:45 Chicago O'Hare (ORD) 1 10:33 George Bush, Houston (IAH) C
UA 799 Non-stop Boeing 737-900 (739) 2:48 Effective from 2026-01-06
Sat,Sun 08:15 Kansas City (MCI) 10:20 George Bush, Houston (IAH) C
UA 799 Non-stop Boeing 737-900 (739) 2:05 Effective 2025-08-23 through 2025-09-21
Sat,Sun 08:15 Kansas City (MCI) 10:20 George Bush, Houston (IAH) C
UA 799 Non-stop Airbus A320 (320) 2:05 Effective 2025-09-27 through 2025-10-25
Daily 12:00 George Bush, Houston (IAH) C 13:23 Dallas Fort Worth (DFW) E
UA 799 Non-stop Boeing 737-800 (738) 1:23 Effective 2025-09-25 through 2025-10-25
Daily 12:20 George Bush, Houston (IAH) C 13:38 Dallas Fort Worth (DFW) E
UA 799 Non-stop Airbus A319 (319) 1:18 Effective 2025-08-19 through 2025-09-24
Sat 13:40 Grand Cayman (GCM) 17:56 Chicago O'Hare (ORD) 5
UA 799 Non-stop Boeing 737-800 (738) 4:16 Operates only on 2025-11-01
Sat 13:45 Grand Cayman (GCM) 18:07 Chicago O'Hare (ORD) 5
UA 799 Non-stop Boeing 737 MAX 9 (7M9) 4:22 Valid until 2025-06-21
Sat 13:45 Grand Cayman (GCM) 18:07 Chicago O'Hare (ORD) 5
UA 799 Non-stop Boeing 737-900 (739) 4:22 Effective 2025-06-28 through 2025-08-16
Sat 14:40 Grand Cayman (GCM) 17:56 Chicago O'Hare (ORD) 5
UA 799 Non-stop Boeing 737-800 (738) 4:16 Effective from 2025-11-08
Mon-Fri,Sun 14:50 Grand Cayman (GCM) 18:06 Chicago O'Hare (ORD) 5
UA 799 Non-stop Boeing 737-800 (738) 4:16 Effective 2025-12-18 through 2026-01-05
Non-Direct Flights:
Mon-Fri 07:00 Chicago O'Hare (ORD) 1 13:38 Dallas Fort Worth (DFW) E
UA 799 1-stop Airbus A321neo (32Q) 6:38 Effective 2025-08-19 through 2025-09-24
Mon-Fri 07:10 Chicago O'Hare (ORD) 1 13:23 Dallas Fort Worth (DFW) E
UA 799 1-stop Boeing 737-900 (739) 6:13 Effective 2025-09-25 through 2025-10-24
Sat,Sun 08:15 Kansas City (MCI) 13:38 Dallas Fort Worth (DFW) E
UA 799 1-stop Boeing 737-900 (739) 5:23 Effective 2025-08-23 through 2025-09-21
Sat,Sun 08:15 Kansas City (MCI) 13:23 Dallas Fort Worth (DFW) E
UA 799 1-stop Airbus A320 (320) 5:08 Effective 2025-09-27 through 2025-10-25
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This flight number is listed as serving the following routes:


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United Airlines flight UA 799: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
United Airlines UA799
07:00
Chicago O'Hare (ORD) 1

09:51
George Bush, Houston (IAH) C
Effective 2025-08-19 through 2025-09-24
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 2:51, non-stop
Airbus A321neo (32Q)
United Airlines UA799
07:10
Chicago O'Hare (ORD) 1

10:04
George Bush, Houston (IAH) C
Effective 2025-09-25 through 2025-10-24
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 2:54, non-stop
Boeing 737-900 (739)
United Airlines UA799
07:45
Chicago O'Hare (ORD) 1

10:33
George Bush, Houston (IAH) C
Effective 2025-10-26 through 2025-12-17
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 2:48, non-stop
Boeing 737-900 (739)
United Airlines UA799
07:45
Chicago O'Hare (ORD) 1

10:33
George Bush, Houston (IAH) C
Effective from 2026-01-06
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 2:48, non-stop
Boeing 737-900 (739)
United Airlines UA799
08:15
Kansas City (MCI)

10:20
George Bush, Houston (IAH) C
Effective 2025-08-23 through 2025-09-21
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
Duration: 2:05, non-stop
Boeing 737-900 (739)
United Airlines UA799
08:15
Kansas City (MCI)

10:20
George Bush, Houston (IAH) C
Effective 2025-09-27 through 2025-10-25
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
Duration: 2:05, non-stop
Airbus A320 (320)
United Airlines UA799
12:00
George Bush, Houston (IAH) C

13:23
Dallas Fort Worth (DFW) E
Effective 2025-09-25 through 2025-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:23, non-stop
Boeing 737-800 (738)
United Airlines UA799
12:20
George Bush, Houston (IAH) C

13:38
Dallas Fort Worth (DFW) E
Effective 2025-08-19 through 2025-09-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:18, non-stop
Airbus A319 (319)
United Airlines UA799
13:40
Grand Cayman (GCM)

17:56
Chicago O'Hare (ORD) 5
Operates only on 2025-11-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 4:16, non-stop
Boeing 737-800 (738)
United Airlines UA799
13:45
Grand Cayman (GCM)

18:07
Chicago O'Hare (ORD) 5
Valid until 2025-06-21
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 4:22, non-stop
Boeing 737 MAX 9 (7M9)
United Airlines UA799
13:45
Grand Cayman (GCM)

18:07
Chicago O'Hare (ORD) 5
Effective 2025-06-28 through 2025-08-16
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 4:22, non-stop
Boeing 737-900 (739)
United Airlines UA799
14:40
Grand Cayman (GCM)

17:56
Chicago O'Hare (ORD) 5
Effective from 2025-11-08
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 4:16, non-stop
Boeing 737-800 (738)
United Airlines UA799
14:50
Grand Cayman (GCM)

18:06
Chicago O'Hare (ORD) 5
Effective 2025-12-18 through 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 4:16, non-stop
Boeing 737-800 (738)
Non-Direct Flights:
United Airlines UA799
07:00
Chicago O'Hare (ORD) 1

13:38
Dallas Fort Worth (DFW) E
Effective 2025-08-19 through 2025-09-24
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 6:38, 1-stop
Airbus A321neo (32Q)
United Airlines UA799
07:10
Chicago O'Hare (ORD) 1

13:23
Dallas Fort Worth (DFW) E
Effective 2025-09-25 through 2025-10-24
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 6:13, 1-stop
Boeing 737-900 (739)
United Airlines UA799
08:15
Kansas City (MCI)

13:38
Dallas Fort Worth (DFW) E
Effective 2025-08-23 through 2025-09-21
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
Duration: 5:23, 1-stop
Boeing 737-900 (739)
United Airlines UA799
08:15
Kansas City (MCI)

13:23
Dallas Fort Worth (DFW) E
Effective 2025-09-27 through 2025-10-25
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
Duration: 5:08, 1-stop
Airbus A320 (320)
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This flight number is listed as serving the following routes:
  • Chicago O'Hare (ORD) - Dallas Fort Worth (DFW)
  • Chicago O'Hare (ORD) - George Bush, Houston (IAH)
  • George Bush, Houston (IAH) - Dallas Fort Worth (DFW)
  • Grand Cayman (GCM) - Chicago O'Hare (ORD)
  • Kansas City (MCI) - Dallas Fort Worth (DFW)
  • Kansas City (MCI) - George Bush, Houston (IAH)
All United Airlines flights
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