United Airlines flight UA 1066: Multiple routes

Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Mon-Fri,Sun 15:35 Phoenix Sky Harbor (PHX) 3 19:15 Houston George Bush (IAH) C
UA 1066 Non-stop Boeing 737-900 (739) 2:40 Effective 2026-01-06 through 2026-02-11
Sat 15:45 Phoenix Sky Harbor (PHX) 3 19:25 Houston George Bush (IAH) C
UA 1066 Non-stop Boeing 737-900 (739) 2:40 Effective 2026-01-10 through 2026-02-07
Fri 17:43 Pittsburgh (PIT) 20:12 Houston George Bush (IAH) C
UA 1066 Non-stop Airbus A320 (320) 3:29 Effective 2026-03-06 through 2026-03-27
Mon,Wed,Thu,Sat 18:20 Pittsburgh (PIT) 20:49 Houston George Bush (IAH) C
UA 1066 Non-stop Airbus A320 (320) 3:29 Effective 2026-03-05 through 2026-03-28
Sun 18:20 Pittsburgh (PIT) 20:49 Houston George Bush (IAH) C
UA 1066 Non-stop Airbus A319 (319) 3:29 Effective 2026-03-08 through 2026-03-22
Daily 19:19 Los Angeles (LAX) 7 22:15 Salt Lake City (SLC)
UA 1066 Non-stop Airbus A320 (320) 1:56 Valid until 2026-01-04
Mon 19:19 Los Angeles (LAX) 7 22:15 Salt Lake City (SLC)
UA 1066 Non-stop Boeing 737 MAX 8 (7M8) 1:56 Operates only on 2026-01-05
Mon-Sat 21:55 Houston George Bush (IAH) C 23:35 Denver (DEN)
UA 1066 Non-stop Boeing 737-900 (739) 2:40 Effective 2026-02-12 through 2026-03-04
Sun 21:55 Houston George Bush (IAH) C 23:35 Denver (DEN)
UA 1066 Non-stop Boeing 737 MAX 9 (7M9) 2:40 Effective 2026-02-15 through 2026-03-01
Daily 21:55 Houston George Bush (IAH) C 23:27 Denver (DEN)
UA 1066 Non-stop Boeing 737-900 (739) 2:32 Effective from 2026-04-30
Daily 22:01 Houston George Bush (IAH) C 23:41 Denver (DEN)
UA 1066 Non-stop Boeing 737-900 (739) 2:40 Effective 2026-01-06 through 2026-02-05
Mon-Wed,Fri,Sat 22:01 Houston George Bush (IAH) C 23:42 Denver (DEN)
UA 1066 Non-stop Airbus A321neo (32Q) 2:41 Effective 2026-02-06 through 2026-02-11
Sun 22:01 Houston George Bush (IAH) C 23:41 Denver (DEN)
UA 1066 Non-stop Boeing 737-900 (739) 2:40 Operates only on 2026-02-08
Daily 22:04 Houston George Bush (IAH) C 23:44 Denver (DEN)
UA 1066 Non-stop Boeing 737-900 (739) 2:40 Effective 2026-03-05 through 2026-03-28
Daily 22:04 Houston George Bush (IAH) C 23:48 Denver (DEN)
UA 1066 Non-stop Boeing 737-900 (739) 2:44 Effective 2026-03-29 through 2026-04-29
Non-Direct Flights:
Mon-Fri,Sun 15:35 Phoenix Sky Harbor (PHX) 3 23:41 Denver (DEN)
UA 1066 1-stop Boeing 737-900 (739) 8:06 Effective 2026-01-06 through 2026-02-05
Mon-Wed,Fri 15:35 Phoenix Sky Harbor (PHX) 3 23:42 Denver (DEN)
UA 1066 1-stop Boeing 737-900 (739) 8:07 Effective 2026-02-06 through 2026-02-11
Sun 15:35 Phoenix Sky Harbor (PHX) 3 23:41 Denver (DEN)
UA 1066 1-stop Boeing 737-900 (739) 8:06 Operates only on 2026-02-08
Sat 15:45 Phoenix Sky Harbor (PHX) 3 23:41 Denver (DEN)
UA 1066 1-stop Boeing 737-900 (739) 7:56 Effective 2026-01-10 through 2026-01-31
Sat 15:45 Phoenix Sky Harbor (PHX) 3 23:42 Denver (DEN)
UA 1066 1-stop Boeing 737-900 (739) 7:57 Operates only on 2026-02-07
Fri 17:43 Pittsburgh (PIT) 23:44 Denver (DEN)
UA 1066 1-stop Airbus A320 (320) 8:01 Effective 2026-03-06 through 2026-03-27
Mon,Wed,Thu,Sat 18:20 Pittsburgh (PIT) 23:44 Denver (DEN)
UA 1066 1-stop Airbus A320 (320) 7:24 Effective 2026-03-05 through 2026-03-28
Sun 18:20 Pittsburgh (PIT) 23:44 Denver (DEN)
UA 1066 1-stop Airbus A319 (319) 7:24 Effective 2026-03-08 through 2026-03-22
This flight number is listed as serving the following routes:


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United Airlines flight UA 1066: Multiple routes
Select flight date:
FLIGHT SCHEDULE
Direct Flights:
United Airlines UA1066
15:35
Phoenix Sky Harbor (PHX) 3

19:15
Houston George Bush (IAH) C
Effective 2026-01-06 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 2:40, non-stop
Boeing 737-900 (739)
Direct Flights:
United Airlines UA1066
15:45
Phoenix Sky Harbor (PHX) 3

19:25
Houston George Bush (IAH) C
Effective 2026-01-10 through 2026-02-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:40, non-stop
Boeing 737-900 (739)
Direct Flights:
United Airlines UA1066
17:43
Pittsburgh (PIT)

20:12
Houston George Bush (IAH) C
Effective 2026-03-06 through 2026-03-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 3:29, non-stop
Airbus A320 (320)
Direct Flights:
United Airlines UA1066
18:20
Pittsburgh (PIT)

20:49
Houston George Bush (IAH) C
Effective 2026-03-05 through 2026-03-28
Mon
Tue
-
Wed
Thu
Fri
-
Sat
Sun
-
Duration: 3:29, non-stop
Airbus A320 (320)
Direct Flights:
United Airlines UA1066
18:20
Pittsburgh (PIT)

20:49
Houston George Bush (IAH) C
Effective 2026-03-08 through 2026-03-22
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:29, non-stop
Airbus A319 (319)
Direct Flights:
United Airlines UA1066
19:19
Los Angeles (LAX) 7

22:15
Salt Lake City (SLC)
Valid until 2026-01-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:56, non-stop
Airbus A320 (320)
Direct Flights:
United Airlines UA1066
19:19
Los Angeles (LAX) 7

22:15
Salt Lake City (SLC)
Operates only on 2026-01-05
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:56, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
United Airlines UA1066
21:55
Houston George Bush (IAH) C

23:35
Denver (DEN)
Effective 2026-02-12 through 2026-03-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
-
Duration: 2:40, non-stop
Boeing 737-900 (739)
Direct Flights:
United Airlines UA1066
21:55
Houston George Bush (IAH) C

23:35
Denver (DEN)
Effective 2026-02-15 through 2026-03-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:40, non-stop
Boeing 737 MAX 9 (7M9)
Direct Flights:
United Airlines UA1066
21:55
Houston George Bush (IAH) C

23:27
Denver (DEN)
Effective from 2026-04-30
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:32, non-stop
Boeing 737-900 (739)
Direct Flights:
United Airlines UA1066
22:01
Houston George Bush (IAH) C

23:41
Denver (DEN)
Effective 2026-01-06 through 2026-02-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:40, non-stop
Boeing 737-900 (739)
Direct Flights:
United Airlines UA1066
22:01
Houston George Bush (IAH) C

23:42
Denver (DEN)
Effective 2026-02-06 through 2026-02-11
Mon
Tue
Wed
Thu
-
Fri
Sat
Sun
-
Duration: 2:41, non-stop
Airbus A321neo (32Q)
Direct Flights:
United Airlines UA1066
22:01
Houston George Bush (IAH) C

23:41
Denver (DEN)
Operates only on 2026-02-08
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:40, non-stop
Boeing 737-900 (739)
Direct Flights:
United Airlines UA1066
22:04
Houston George Bush (IAH) C

23:44
Denver (DEN)
Effective 2026-03-05 through 2026-03-28
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:40, non-stop
Boeing 737-900 (739)
Direct Flights:
United Airlines UA1066
22:04
Houston George Bush (IAH) C

23:48
Denver (DEN)
Effective 2026-03-29 through 2026-04-29
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:44, non-stop
Boeing 737-900 (739)
Non-Direct Flights:
United Airlines UA1066
15:35
Phoenix Sky Harbor (PHX) 3

23:41
Denver (DEN)
Effective 2026-01-06 through 2026-02-05
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 8:06, 1-stop
Boeing 737-900 (739)
Non-Direct Flights:
United Airlines UA1066
15:35
Phoenix Sky Harbor (PHX) 3

23:42
Denver (DEN)
Effective 2026-02-06 through 2026-02-11
Mon
Tue
Wed
Thu
-
Fri
Sat
-
Sun
-
Duration: 8:07, 1-stop
Boeing 737-900 (739)
Non-Direct Flights:
United Airlines UA1066
15:35
Phoenix Sky Harbor (PHX) 3

23:41
Denver (DEN)
Operates only on 2026-02-08
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 8:06, 1-stop
Boeing 737-900 (739)
Non-Direct Flights:
United Airlines UA1066
15:45
Phoenix Sky Harbor (PHX) 3

23:41
Denver (DEN)
Effective 2026-01-10 through 2026-01-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 7:56, 1-stop
Boeing 737-900 (739)
Non-Direct Flights:
United Airlines UA1066
15:45
Phoenix Sky Harbor (PHX) 3

23:42
Denver (DEN)
Operates only on 2026-02-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 7:57, 1-stop
Boeing 737-900 (739)
Non-Direct Flights:
United Airlines UA1066
17:43
Pittsburgh (PIT)

23:44
Denver (DEN)
Effective 2026-03-06 through 2026-03-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 8:01, 1-stop
Airbus A320 (320)
Non-Direct Flights:
United Airlines UA1066
18:20
Pittsburgh (PIT)

23:44
Denver (DEN)
Effective 2026-03-05 through 2026-03-28
Mon
Tue
-
Wed
Thu
Fri
-
Sat
Sun
-
Duration: 7:24, 1-stop
Airbus A320 (320)
Non-Direct Flights:
United Airlines UA1066
18:20
Pittsburgh (PIT)

23:44
Denver (DEN)
Effective 2026-03-08 through 2026-03-22
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 7:24, 1-stop
Airbus A319 (319)
This flight number is listed as serving the following routes:
  • Houston George Bush (IAH) - Denver (DEN)
  • Los Angeles (LAX) - Salt Lake City (SLC)
  • Phoenix Sky Harbor (PHX) - Denver (DEN)
  • Phoenix Sky Harbor (PHX) - Houston George Bush (IAH)
  • Pittsburgh (PIT) - Denver (DEN)
  • Pittsburgh (PIT) - Houston George Bush (IAH)
All United Airlines flights
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