United Airlines flight UA 5581: Multiple routes

Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Mon-Fri,Sun 07:05 Chicago O'Hare (ORD) 2 10:00 Harrisburg (MDT)
UA 5581 Non-stop Canadair CRJ 550 (CR5) 1:55 Effective 2026-03-05 through 2026-03-27
Daily 07:09 Chicago O'Hare (ORD) 2 10:04 Harrisburg (MDT)
UA 5581 Non-stop Canadair CRJ 550 (CR5) 1:55 Effective 2026-02-12 through 2026-03-04
Mon,Thu-Sun 07:10 Chicago O'Hare (ORD) 2 10:13 Harrisburg (MDT)
UA 5581 Non-stop Canadair CRJ 550 (CR5) 2:03 Effective 2026-01-08 through 2026-02-09
Daily 07:10 Chicago O'Hare (ORD) 2 09:55 Harrisburg (MDT)
UA 5581 Non-stop Canadair CRJ 550 (CR5) 1:45 Effective from 2026-04-30
Daily 12:01 Lubbock (LBB) 13:44 Houston George Bush (IAH) B
UA 5581 Non-stop Canadair CRJ (CRJ) 1:43 Valid until 2026-01-05
This flight number is listed as serving the following routes:


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United Airlines flight UA 5581: Multiple routes
Select flight date:
FLIGHT SCHEDULE
Direct Flights:
United Airlines UA5581
07:05
Chicago O'Hare (ORD) 2

10:00
Harrisburg (MDT)
Effective 2026-03-05 through 2026-03-27
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 1:55, non-stop
Canadair CRJ 550 (CR5)
Direct Flights:
United Airlines UA5581
07:09
Chicago O'Hare (ORD) 2

10:04
Harrisburg (MDT)
Effective 2026-02-12 through 2026-03-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:55, non-stop
Canadair CRJ 550 (CR5)
Direct Flights:
United Airlines UA5581
07:10
Chicago O'Hare (ORD) 2

10:13
Harrisburg (MDT)
Effective 2026-01-08 through 2026-02-09
Mon
Tue
-
Wed
-
Thu
Fri
Sat
Sun
Duration: 2:03, non-stop
Canadair CRJ 550 (CR5)
Direct Flights:
United Airlines UA5581
07:10
Chicago O'Hare (ORD) 2

09:55
Harrisburg (MDT)
Effective from 2026-04-30
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:45, non-stop
Canadair CRJ 550 (CR5)
Direct Flights:
United Airlines UA5581
12:01
Lubbock (LBB)

13:44
Houston George Bush (IAH) B
Valid until 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:43, non-stop
Canadair CRJ (CRJ)
This flight number is listed as serving the following routes:
  • Chicago O'Hare (ORD) - Harrisburg (MDT)
  • Lubbock (LBB) - Houston George Bush (IAH)
All United Airlines flights
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