United Airlines flight UA 4397: Multiple routes

Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Mon-Wed,Fri-Sun 06:30 Moline (MLI) 07:47 Chicago O'Hare (ORD) 2
UA 4397 Non-stop Canadair CRJ 550 (CR5) 1:17 Valid until 2026-01-05
Daily 06:30 Green Bay (GRB) 07:56 Chicago O'Hare (ORD) 2
UA 4397 Non-stop Canadair CRJ 550 (CR5) 1:26 Effective 2026-02-12 through 2026-03-04
Daily 06:30 Green Bay (GRB) 07:38 Chicago O'Hare (ORD) 2
UA 4397 Non-stop Canadair CRJ 550 (CR5) 1:08 Effective 2026-03-29 through 2026-04-29
Daily 06:30 Green Bay (GRB) 07:38 Chicago O'Hare (ORD) 2
UA 4397 Non-stop Canadair CRJ 550 (CR5) 1:08 Effective from 2026-05-21
Daily 06:31 Green Bay (GRB) 07:57 Chicago O'Hare (ORD) 2
UA 4397 Non-stop Canadair CRJ 550 (CR5) 1:26 Effective 2026-03-05 through 2026-03-28
Mon,Thu-Sun 13:00 Newark Liberty, New York (EWR) C 15:20 Cincinnati (CVG)
UA 4397 Non-stop Canadair CRJ 550 (CR5) 2:20 Effective 2026-01-08 through 2026-02-09
Daily 13:00 Washington Dulles (IAD) 14:09 Norfolk (ORF)
UA 4397 Non-stop Canadair CRJ 550 (CR5) 1:09 Effective 2026-04-30 through 2026-05-20
This flight number is listed as serving the following routes:


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United Airlines flight UA 4397: Multiple routes
Select flight date:
FLIGHT SCHEDULE
Direct Flights:
United Airlines UA4397
06:30
Moline (MLI)

07:47
Chicago O'Hare (ORD) 2
Valid until 2026-01-05
Mon
Tue
Wed
Thu
-
Fri
Sat
Sun
Duration: 1:17, non-stop
Canadair CRJ 550 (CR5)
Direct Flights:
United Airlines UA4397
06:30
Green Bay (GRB)

07:56
Chicago O'Hare (ORD) 2
Effective 2026-02-12 through 2026-03-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:26, non-stop
Canadair CRJ 550 (CR5)
Direct Flights:
United Airlines UA4397
06:30
Green Bay (GRB)

07:38
Chicago O'Hare (ORD) 2
Effective 2026-03-29 through 2026-04-29
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:08, non-stop
Canadair CRJ 550 (CR5)
Direct Flights:
United Airlines UA4397
06:30
Green Bay (GRB)

07:38
Chicago O'Hare (ORD) 2
Effective from 2026-05-21
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:08, non-stop
Canadair CRJ 550 (CR5)
Direct Flights:
United Airlines UA4397
06:31
Green Bay (GRB)

07:57
Chicago O'Hare (ORD) 2
Effective 2026-03-05 through 2026-03-28
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:26, non-stop
Canadair CRJ 550 (CR5)
Direct Flights:
United Airlines UA4397
13:00
Newark Liberty, New York (EWR) C

15:20
Cincinnati (CVG)
Effective 2026-01-08 through 2026-02-09
Mon
Tue
-
Wed
-
Thu
Fri
Sat
Sun
Duration: 2:20, non-stop
Canadair CRJ 550 (CR5)
Direct Flights:
United Airlines UA4397
13:00
Washington Dulles (IAD)

14:09
Norfolk (ORF)
Effective 2026-04-30 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:09, non-stop
Canadair CRJ 550 (CR5)
This flight number is listed as serving the following routes:
  • Green Bay (GRB) - Chicago O'Hare (ORD)
  • Moline (MLI) - Chicago O'Hare (ORD)
  • Newark Liberty, New York (EWR) - Cincinnati (CVG)
  • Washington Dulles (IAD) - Norfolk (ORF)
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