United Airlines flight UA 1583: Multiple routes

Ad box here 1220564027 I FlightWNum Top Box
Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Tue 08:15 San Francisco (SFO) 3 09:55 Las Vegas Harry Reid (LAS) 3
UA 1583 Non-stop Boeing 737-900 (739) 1:40 Operates only on 2026-01-06
Tue 08:15 San Francisco (SFO) 3 09:55 Las Vegas Harry Reid (LAS) 3
UA 1583 Non-stop Boeing 737 MAX 9 (7M9) 1:40 Effective 2026-01-13 through 2026-01-20
Mon,Wed-Sun 08:20 San Francisco (SFO) 3 10:00 Las Vegas Harry Reid (LAS) 3
UA 1583 Non-stop Boeing 737-800 (738) 1:40 Effective 2026-01-07 through 2026-02-11
Tue 08:20 San Francisco (SFO) 3 10:00 Las Vegas Harry Reid (LAS) 3
UA 1583 Non-stop Boeing 737 MAX 9 (7M9) 1:40 Effective 2026-01-27 through 2026-02-03
Tue 08:20 San Francisco (SFO) 3 10:00 Las Vegas Harry Reid (LAS) 3
UA 1583 Non-stop Boeing 737 MAX 8 (7M8) 1:40 Operates only on 2026-02-10
Daily 10:43 Las Vegas Harry Reid (LAS) 3 16:33 Chicago O'Hare (ORD) 1
UA 1583 Non-stop Airbus A321neo (32Q) 3:50 Effective 2026-04-30 through 2026-05-20
Daily 10:48 Las Vegas Harry Reid (LAS) 3 16:34 Chicago O'Hare (ORD) 1
UA 1583 Non-stop Airbus A321neo (32Q) 3:46 Effective 2026-03-05 through 2026-03-28
Daily 10:48 Las Vegas Harry Reid (LAS) 3 16:38 Chicago O'Hare (ORD) 1
UA 1583 Non-stop Airbus A321neo (32Q) 3:50 Effective 2026-03-29 through 2026-04-29
Daily 10:52 Las Vegas Harry Reid (LAS) 3 16:38 Chicago O'Hare (ORD) 1
UA 1583 Non-stop Airbus A321neo (32Q) 3:46 Effective 2026-02-12 through 2026-03-04
Daily 11:00 Las Vegas Harry Reid (LAS) 3 16:43 Chicago O'Hare (ORD) 1
UA 1583 Non-stop Boeing 737 MAX 9 (7M9) 3:43 Valid until 2026-01-05
Daily 11:01 Las Vegas Harry Reid (LAS) 3 16:47 Chicago O'Hare (ORD) 1
UA 1583 Non-stop Airbus A321neo (32Q) 3:46 Effective 2026-01-06 through 2026-02-03
Wed 11:01 Las Vegas Harry Reid (LAS) 3 16:45 Chicago O'Hare (ORD) 1
UA 1583 Non-stop Boeing 737 MAX 9 (7M9) 3:44 Operates only on 2026-02-04
Daily 11:01 Las Vegas Harry Reid (LAS) 3 16:47 Chicago O'Hare (ORD) 1
UA 1583 Non-stop Airbus A321neo (32Q) 3:46 Effective 2026-02-05 through 2026-02-11
Daily 11:15 Las Vegas Harry Reid (LAS) 3 17:01 Chicago O'Hare (ORD) 1
UA 1583 Non-stop Boeing 737-900 (739) 3:46 Effective from 2026-05-21
Wed-Fri,Sun 18:05 Chicago O'Hare (ORD) 1 20:56 Harrisburg (MDT)
UA 1583 Non-stop Boeing 737-800 (738) 1:51 Effective 2026-02-12 through 2026-03-04
Tue 18:10 Chicago O'Hare (ORD) 1 20:52 Knoxville (TYS)
UA 1583 Non-stop Airbus A320 (320) 1:42 Operates only on 2026-01-06
Daily 18:10 Chicago O'Hare (ORD) 1 20:52 Knoxville (TYS)
UA 1583 Non-stop Airbus A319 (319) 1:42 Effective 2026-01-07 through 2026-01-15
Wed,Fri 18:10 Chicago O'Hare (ORD) 1 20:52 Knoxville (TYS)
UA 1583 Non-stop Airbus A320 (320) 1:42 Effective 2026-01-16 through 2026-01-21
Mon,Tue,Thu-Sun 18:10 Chicago O'Hare (ORD) 1 20:52 Knoxville (TYS)
UA 1583 Non-stop Airbus A319 (319) 1:42 Effective 2026-01-17 through 2026-01-27
Daily 18:10 Chicago O'Hare (ORD) 1 20:52 Knoxville (TYS)
UA 1583 Non-stop Airbus A319 (319) 1:42 Effective 2026-01-28 through 2026-02-11
Daily 18:10 Chicago O'Hare (ORD) 1 21:05 Harrisburg (MDT)
UA 1583 Non-stop Boeing 737-800 (738) 1:55 Effective 2026-03-05 through 2026-03-28
Daily 18:15 Chicago O'Hare (ORD) 1 21:18 Harrisburg (MDT)
UA 1583 Non-stop Boeing 737-700 (73G) 2:03 Effective 2026-03-29 through 2026-04-29
Thu,Sat 18:20 Chicago O'Hare (ORD) 1 21:28 Houston George Bush (IAH) C
UA 1583 Non-stop Airbus A321neo (32Q) 3:08 Valid until 2026-01-03
Mon-Wed,Fri,Sun 18:20 Chicago O'Hare (ORD) 1 21:27 Houston George Bush (IAH) C
UA 1583 Non-stop Boeing 737-900 (739) 3:07 Valid until 2026-01-05
Daily 18:20 Chicago O'Hare (ORD) 1 21:20 Harrisburg (MDT)
UA 1583 Non-stop Boeing 737-700 (73G) 2:00 Effective 2026-04-30 through 2026-05-20
Daily 18:20 Chicago O'Hare (ORD) 1 21:20 Harrisburg (MDT)
UA 1583 Non-stop Airbus A320 (320) 2:00 Effective from 2026-05-21
Non-Direct Flights:
Tue 08:15 San Francisco (SFO) 3 16:47 Chicago O'Hare (ORD) 1
UA 1583 1-stop Boeing 737-900 (739) 6:32 Operates only on 2026-01-06
Tue 08:15 San Francisco (SFO) 3 16:47 Chicago O'Hare (ORD) 1
UA 1583 1-stop Boeing 737 MAX 9 (7M9) 6:32 Effective 2026-01-13 through 2026-01-20
Mon,Wed-Sun 08:20 San Francisco (SFO) 3 16:47 Chicago O'Hare (ORD) 1
UA 1583 1-stop Boeing 737-800 (738) 6:27 Effective 2026-01-07 through 2026-02-02
Tue 08:20 San Francisco (SFO) 3 16:47 Chicago O'Hare (ORD) 1
UA 1583 1-stop Boeing 737 MAX 9 (7M9) 6:27 Effective 2026-01-27 through 2026-02-03
Wed 08:20 San Francisco (SFO) 3 16:45 Chicago O'Hare (ORD) 1
UA 1583 1-stop Boeing 737-800 (738) 6:25 Operates only on 2026-02-04
Mon,Wed-Sun 08:20 San Francisco (SFO) 3 16:47 Chicago O'Hare (ORD) 1
UA 1583 1-stop Boeing 737-800 (738) 6:27 Effective 2026-02-05 through 2026-02-11
Tue 08:20 San Francisco (SFO) 3 16:47 Chicago O'Hare (ORD) 1
UA 1583 1-stop Boeing 737 MAX 8 (7M8) 6:27 Operates only on 2026-02-10
Daily 10:43 Las Vegas Harry Reid (LAS) 3 21:20 Harrisburg (MDT)
UA 1583 1-stop Airbus A321neo (32Q) 7:37 Effective 2026-04-30 through 2026-05-20
Daily 10:48 Las Vegas Harry Reid (LAS) 3 21:05 Harrisburg (MDT)
UA 1583 1-stop Airbus A321neo (32Q) 7:17 Effective 2026-03-05 through 2026-03-28
Daily 10:48 Las Vegas Harry Reid (LAS) 3 21:18 Harrisburg (MDT)
UA 1583 1-stop Airbus A321neo (32Q) 7:30 Effective 2026-03-29 through 2026-04-29
Wed-Fri,Sun 10:52 Las Vegas Harry Reid (LAS) 3 20:56 Harrisburg (MDT)
UA 1583 1-stop Airbus A321neo (32Q) 7:04 Effective 2026-02-12 through 2026-03-04
Thu,Sat 11:00 Las Vegas Harry Reid (LAS) 3 21:28 Houston George Bush (IAH) C
UA 1583 1-stop Boeing 737 MAX 9 (7M9) 8:28 Valid until 2026-01-03
Mon-Wed,Fri,Sun 11:00 Las Vegas Harry Reid (LAS) 3 21:27 Houston George Bush (IAH) C
UA 1583 1-stop Boeing 737 MAX 9 (7M9) 8:27 Valid until 2026-01-05
Daily 11:01 Las Vegas Harry Reid (LAS) 3 20:52 Knoxville (TYS)
UA 1583 1-stop Airbus A321neo (32Q) 6:51 Effective 2026-01-06 through 2026-02-03
Wed 11:01 Las Vegas Harry Reid (LAS) 3 20:52 Knoxville (TYS)
UA 1583 1-stop Boeing 737 MAX 9 (7M9) 6:51 Operates only on 2026-02-04
Daily 11:01 Las Vegas Harry Reid (LAS) 3 20:52 Knoxville (TYS)
UA 1583 1-stop Airbus A321neo (32Q) 6:51 Effective 2026-02-05 through 2026-02-11
Daily 11:15 Las Vegas Harry Reid (LAS) 3 21:20 Harrisburg (MDT)
UA 1583 1-stop Boeing 737-900 (739) 7:05 Effective from 2026-05-21
Tue 08:15 San Francisco (SFO) 3 20:52 Knoxville (TYS)
UA 1583 2-stop Boeing 737-900 (739) 9:37 Operates only on 2026-01-06
Tue 08:15 San Francisco (SFO) 3 20:52 Knoxville (TYS)
UA 1583 2-stop Boeing 737 MAX 9 (7M9) 9:37 Effective 2026-01-13 through 2026-01-20
Mon,Wed-Sun 08:20 San Francisco (SFO) 3 20:52 Knoxville (TYS)
UA 1583 2-stop Boeing 737-800 (738) 9:32 Effective 2026-01-07 through 2026-02-02
Tue 08:20 San Francisco (SFO) 3 20:52 Knoxville (TYS)
UA 1583 2-stop Boeing 737 MAX 9 (7M9) 9:32 Effective 2026-01-27 through 2026-02-03
Wed 08:20 San Francisco (SFO) 3 20:52 Knoxville (TYS)
UA 1583 2-stop Boeing 737-800 (738) 9:32 Operates only on 2026-02-04
Mon,Wed-Sun 08:20 San Francisco (SFO) 3 20:52 Knoxville (TYS)
UA 1583 2-stop Boeing 737-800 (738) 9:32 Effective 2026-02-05 through 2026-02-11
Tue 08:20 San Francisco (SFO) 3 20:52 Knoxville (TYS)
UA 1583 2-stop Boeing 737 MAX 8 (7M8) 9:32 Operates only on 2026-02-10
Ad flat here 1377413384 I FlightWNum Lower
Parallax here -
This flight number is listed as serving the following routes:


Feedback - Disclaimer - Privacy - new_base.html - DESKTOP - CACHE: False - LANG: en - IS_EU: False
FlightMapper.net Flight Search Countries Airlines
LANGUAGES
United Airlines flight UA 1583: Multiple routes
Ad mobi flat here (320x100px) 6074960173 M FlightWNum Top Flat
Select flight date:
FLIGHT SCHEDULE
Direct Flights:
United Airlines UA1583
08:15
San Francisco (SFO) 3

09:55
Las Vegas Harry Reid (LAS) 3
Operates only on 2026-01-06
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:40, non-stop
Boeing 737-900 (739)
Direct Flights:
United Airlines UA1583
08:15
San Francisco (SFO) 3

09:55
Las Vegas Harry Reid (LAS) 3
Effective 2026-01-13 through 2026-01-20
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:40, non-stop
Boeing 737 MAX 9 (7M9)
Direct Flights:
United Airlines UA1583
08:20
San Francisco (SFO) 3

10:00
Las Vegas Harry Reid (LAS) 3
Effective 2026-01-07 through 2026-02-11
Mon
Tue
-
Wed
Thu
Fri
Sat
Sun
Duration: 1:40, non-stop
Boeing 737-800 (738)
Direct Flights:
United Airlines UA1583
08:20
San Francisco (SFO) 3

10:00
Las Vegas Harry Reid (LAS) 3
Effective 2026-01-27 through 2026-02-03
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:40, non-stop
Boeing 737 MAX 9 (7M9)
Direct Flights:
United Airlines UA1583
08:20
San Francisco (SFO) 3

10:00
Las Vegas Harry Reid (LAS) 3
Operates only on 2026-02-10
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:40, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
United Airlines UA1583
10:43
Las Vegas Harry Reid (LAS) 3

16:33
Chicago O'Hare (ORD) 1
Effective 2026-04-30 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:50, non-stop
Airbus A321neo (32Q)
Direct Flights:
United Airlines UA1583
10:48
Las Vegas Harry Reid (LAS) 3

16:34
Chicago O'Hare (ORD) 1
Effective 2026-03-05 through 2026-03-28
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:46, non-stop
Airbus A321neo (32Q)
Direct Flights:
United Airlines UA1583
10:48
Las Vegas Harry Reid (LAS) 3

16:38
Chicago O'Hare (ORD) 1
Effective 2026-03-29 through 2026-04-29
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:50, non-stop
Airbus A321neo (32Q)
Direct Flights:
United Airlines UA1583
10:52
Las Vegas Harry Reid (LAS) 3

16:38
Chicago O'Hare (ORD) 1
Effective 2026-02-12 through 2026-03-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:46, non-stop
Airbus A321neo (32Q)
Direct Flights:
United Airlines UA1583
11:00
Las Vegas Harry Reid (LAS) 3

16:43
Chicago O'Hare (ORD) 1
Valid until 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:43, non-stop
Boeing 737 MAX 9 (7M9)
Direct Flights:
United Airlines UA1583
11:01
Las Vegas Harry Reid (LAS) 3

16:47
Chicago O'Hare (ORD) 1
Effective 2026-01-06 through 2026-02-03
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:46, non-stop
Airbus A321neo (32Q)
Direct Flights:
United Airlines UA1583
11:01
Las Vegas Harry Reid (LAS) 3

16:45
Chicago O'Hare (ORD) 1
Operates only on 2026-02-04
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:44, non-stop
Boeing 737 MAX 9 (7M9)
Direct Flights:
United Airlines UA1583
11:01
Las Vegas Harry Reid (LAS) 3

16:47
Chicago O'Hare (ORD) 1
Effective 2026-02-05 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:46, non-stop
Airbus A321neo (32Q)
Direct Flights:
United Airlines UA1583
11:15
Las Vegas Harry Reid (LAS) 3

17:01
Chicago O'Hare (ORD) 1
Effective from 2026-05-21
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:46, non-stop
Boeing 737-900 (739)
Direct Flights:
United Airlines UA1583
18:05
Chicago O'Hare (ORD) 1

20:56
Harrisburg (MDT)
Effective 2026-02-12 through 2026-03-04
Mon
-
Tue
-
Wed
Thu
Fri
Sat
-
Sun
Duration: 1:51, non-stop
Boeing 737-800 (738)
Direct Flights:
United Airlines UA1583
18:10
Chicago O'Hare (ORD) 1

20:52
Knoxville (TYS)
Operates only on 2026-01-06
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:42, non-stop
Airbus A320 (320)
Direct Flights:
United Airlines UA1583
18:10
Chicago O'Hare (ORD) 1

20:52
Knoxville (TYS)
Effective 2026-01-07 through 2026-01-15
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:42, non-stop
Airbus A319 (319)
Direct Flights:
United Airlines UA1583
18:10
Chicago O'Hare (ORD) 1

20:52
Knoxville (TYS)
Effective 2026-01-16 through 2026-01-21
Mon
-
Tue
-
Wed
Thu
-
Fri
Sat
-
Sun
-
Duration: 1:42, non-stop
Airbus A320 (320)
Direct Flights:
United Airlines UA1583
18:10
Chicago O'Hare (ORD) 1

20:52
Knoxville (TYS)
Effective 2026-01-17 through 2026-01-27
Mon
Tue
Wed
-
Thu
Fri
Sat
Sun
Duration: 1:42, non-stop
Airbus A319 (319)
Direct Flights:
United Airlines UA1583
18:10
Chicago O'Hare (ORD) 1

20:52
Knoxville (TYS)
Effective 2026-01-28 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:42, non-stop
Airbus A319 (319)
Direct Flights:
United Airlines UA1583
18:10
Chicago O'Hare (ORD) 1

21:05
Harrisburg (MDT)
Effective 2026-03-05 through 2026-03-28
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:55, non-stop
Boeing 737-800 (738)
Direct Flights:
United Airlines UA1583
18:15
Chicago O'Hare (ORD) 1

21:18
Harrisburg (MDT)
Effective 2026-03-29 through 2026-04-29
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:03, non-stop
Boeing 737-700 (73G)
Direct Flights:
United Airlines UA1583
18:20
Chicago O'Hare (ORD) 1

21:28
Houston George Bush (IAH) C
Valid until 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
Sun
-
Duration: 3:08, non-stop
Airbus A321neo (32Q)
Direct Flights:
United Airlines UA1583
18:20
Chicago O'Hare (ORD) 1

21:27
Houston George Bush (IAH) C
Valid until 2026-01-05
Mon
Tue
Wed
Thu
-
Fri
Sat
-
Sun
Duration: 3:07, non-stop
Boeing 737-900 (739)
Direct Flights:
United Airlines UA1583
18:20
Chicago O'Hare (ORD) 1

21:20
Harrisburg (MDT)
Effective 2026-04-30 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:00, non-stop
Boeing 737-700 (73G)
Direct Flights:
United Airlines UA1583
18:20
Chicago O'Hare (ORD) 1

21:20
Harrisburg (MDT)
Effective from 2026-05-21
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:00, non-stop
Airbus A320 (320)
Non-Direct Flights:
United Airlines UA1583
08:15
San Francisco (SFO) 3

16:47
Chicago O'Hare (ORD) 1
Operates only on 2026-01-06
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 6:32, 1-stop
Boeing 737-900 (739)
Non-Direct Flights:
United Airlines UA1583
08:15
San Francisco (SFO) 3

16:47
Chicago O'Hare (ORD) 1
Effective 2026-01-13 through 2026-01-20
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 6:32, 1-stop
Boeing 737 MAX 9 (7M9)
Non-Direct Flights:
United Airlines UA1583
08:20
San Francisco (SFO) 3

16:47
Chicago O'Hare (ORD) 1
Effective 2026-01-07 through 2026-02-02
Mon
Tue
-
Wed
Thu
Fri
Sat
Sun
Duration: 6:27, 1-stop
Boeing 737-800 (738)
Non-Direct Flights:
United Airlines UA1583
08:20
San Francisco (SFO) 3

16:47
Chicago O'Hare (ORD) 1
Effective 2026-01-27 through 2026-02-03
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 6:27, 1-stop
Boeing 737 MAX 9 (7M9)
Non-Direct Flights:
United Airlines UA1583
08:20
San Francisco (SFO) 3

16:45
Chicago O'Hare (ORD) 1
Operates only on 2026-02-04
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 6:25, 1-stop
Boeing 737-800 (738)
Non-Direct Flights:
United Airlines UA1583
08:20
San Francisco (SFO) 3

16:47
Chicago O'Hare (ORD) 1
Effective 2026-02-05 through 2026-02-11
Mon
Tue
-
Wed
Thu
Fri
Sat
Sun
Duration: 6:27, 1-stop
Boeing 737-800 (738)
Non-Direct Flights:
United Airlines UA1583
08:20
San Francisco (SFO) 3

16:47
Chicago O'Hare (ORD) 1
Operates only on 2026-02-10
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 6:27, 1-stop
Boeing 737 MAX 8 (7M8)
Non-Direct Flights:
United Airlines UA1583
10:43
Las Vegas Harry Reid (LAS) 3

21:20
Harrisburg (MDT)
Effective 2026-04-30 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 7:37, 1-stop
Airbus A321neo (32Q)
Non-Direct Flights:
United Airlines UA1583
10:48
Las Vegas Harry Reid (LAS) 3

21:05
Harrisburg (MDT)
Effective 2026-03-05 through 2026-03-28
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 7:17, 1-stop
Airbus A321neo (32Q)
Non-Direct Flights:
United Airlines UA1583
10:48
Las Vegas Harry Reid (LAS) 3

21:18
Harrisburg (MDT)
Effective 2026-03-29 through 2026-04-29
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 7:30, 1-stop
Airbus A321neo (32Q)
Non-Direct Flights:
United Airlines UA1583
10:52
Las Vegas Harry Reid (LAS) 3

20:56
Harrisburg (MDT)
Effective 2026-02-12 through 2026-03-04
Mon
-
Tue
-
Wed
Thu
Fri
Sat
-
Sun
Duration: 7:04, 1-stop
Airbus A321neo (32Q)
Non-Direct Flights:
United Airlines UA1583
11:00
Las Vegas Harry Reid (LAS) 3

21:28
Houston George Bush (IAH) C
Valid until 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
Sun
-
Duration: 8:28, 1-stop
Boeing 737 MAX 9 (7M9)
Non-Direct Flights:
United Airlines UA1583
11:00
Las Vegas Harry Reid (LAS) 3

21:27
Houston George Bush (IAH) C
Valid until 2026-01-05
Mon
Tue
Wed
Thu
-
Fri
Sat
-
Sun
Duration: 8:27, 1-stop
Boeing 737 MAX 9 (7M9)
Non-Direct Flights:
United Airlines UA1583
11:01
Las Vegas Harry Reid (LAS) 3

20:52
Knoxville (TYS)
Effective 2026-01-06 through 2026-02-03
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 6:51, 1-stop
Airbus A321neo (32Q)
Non-Direct Flights:
United Airlines UA1583
11:01
Las Vegas Harry Reid (LAS) 3

20:52
Knoxville (TYS)
Operates only on 2026-02-04
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 6:51, 1-stop
Boeing 737 MAX 9 (7M9)
Non-Direct Flights:
United Airlines UA1583
11:01
Las Vegas Harry Reid (LAS) 3

20:52
Knoxville (TYS)
Effective 2026-02-05 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 6:51, 1-stop
Airbus A321neo (32Q)
Non-Direct Flights:
United Airlines UA1583
11:15
Las Vegas Harry Reid (LAS) 3

21:20
Harrisburg (MDT)
Effective from 2026-05-21
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 7:05, 1-stop
Boeing 737-900 (739)
Non-Direct Flights:
United Airlines UA1583
08:15
San Francisco (SFO) 3

20:52
Knoxville (TYS)
Operates only on 2026-01-06
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 9:37, 2-stop
Boeing 737-900 (739)
Non-Direct Flights:
United Airlines UA1583
08:15
San Francisco (SFO) 3

20:52
Knoxville (TYS)
Effective 2026-01-13 through 2026-01-20
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 9:37, 2-stop
Boeing 737 MAX 9 (7M9)
Non-Direct Flights:
United Airlines UA1583
08:20
San Francisco (SFO) 3

20:52
Knoxville (TYS)
Effective 2026-01-07 through 2026-02-02
Mon
Tue
-
Wed
Thu
Fri
Sat
Sun
Duration: 9:32, 2-stop
Boeing 737-800 (738)
Non-Direct Flights:
United Airlines UA1583
08:20
San Francisco (SFO) 3

20:52
Knoxville (TYS)
Effective 2026-01-27 through 2026-02-03
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 9:32, 2-stop
Boeing 737 MAX 9 (7M9)
Non-Direct Flights:
United Airlines UA1583
08:20
San Francisco (SFO) 3

20:52
Knoxville (TYS)
Operates only on 2026-02-04
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 9:32, 2-stop
Boeing 737-800 (738)
Non-Direct Flights:
United Airlines UA1583
08:20
San Francisco (SFO) 3

20:52
Knoxville (TYS)
Effective 2026-02-05 through 2026-02-11
Mon
Tue
-
Wed
Thu
Fri
Sat
Sun
Duration: 9:32, 2-stop
Boeing 737-800 (738)
Non-Direct Flights:
United Airlines UA1583
08:20
San Francisco (SFO) 3

20:52
Knoxville (TYS)
Operates only on 2026-02-10
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 9:32, 2-stop
Boeing 737 MAX 8 (7M8)
Ad mobi box here (300x250px) 8888825773 M FlightWNum Bottom Box
Parallax here -
This flight number is listed as serving the following routes:
  • Chicago O'Hare (ORD) - Harrisburg (MDT)
  • Chicago O'Hare (ORD) - Houston George Bush (IAH)
  • Chicago O'Hare (ORD) - Knoxville (TYS)
  • Las Vegas Harry Reid (LAS) - Chicago O'Hare (ORD)
  • Las Vegas Harry Reid (LAS) - Harrisburg (MDT)
  • Las Vegas Harry Reid (LAS) - Houston George Bush (IAH)
  • Las Vegas Harry Reid (LAS) - Knoxville (TYS)
  • San Francisco (SFO) - Chicago O'Hare (ORD)
  • San Francisco (SFO) - Knoxville (TYS)
  • San Francisco (SFO) - Las Vegas Harry Reid (LAS)
All United Airlines flights
Feedback     -     Disclaimer     -     Privacy - new_base.html - MOBILE

- CACHE: False - LANG: en - IS_EU: False