United Airlines flight UA 5640: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Sat,Sun 07:04 Chicago O'Hare (ORD) 2 09:58 Toronto Pearson (YYZ) 1
UA 5640 Non-stop Embraer EMB 175 (E7W) 1:54 Effective 2025-05-24 through 2025-06-22
Daily 10:41 Phoenix Sky Harbor (PHX) 3 12:22 Los Angeles (LAX) 7
UA 5640 Non-stop Embraer EMB 175 (E7W) 1:41 Effective 2025-08-19 through 2025-10-25
Daily 13:05 Milwaukee (MKE) 14:14 Chicago O'Hare (ORD) 2
UA 5640 Non-stop Embraer EMB 175 (E7W) 1:09 Effective 2026-01-06 through 2026-02-11
Daily 13:30 Milwaukee (MKE) 14:39 Chicago O'Hare (ORD) 2
UA 5640 Non-stop Embraer EMB 175 (E7W) 1:09 Effective from 2026-02-12
Daily 14:22 Milwaukee (MKE) 15:30 Chicago O'Hare (ORD) 2
UA 5640 Non-stop Canadair CRJ 550 (CR5) 1:08 Valid until 2025-05-21
Daily 14:24 Milwaukee (MKE) 15:33 Chicago O'Hare (ORD) 2
UA 5640 Non-stop Embraer EMB 175 (E7W) 1:09 Effective 2025-10-26 through 2025-12-17
Mon-Fri 16:00 Phoenix Sky Harbor (PHX) 3 17:37 Los Angeles (LAX) 7
UA 5640 Non-stop Embraer EMB 175 (E7W) 1:37 Effective 2025-05-22 through 2025-06-25
Daily 17:44 Bozeman (BZN) 19:44 Denver (DEN)
UA 5640 Non-stop Embraer EMB 175 (E7W) 2:00 Effective 2025-06-26 through 2025-07-03
Daily 17:44 Bozeman (BZN) 19:44 Denver (DEN)
UA 5640 Non-stop Embraer EMB 175 (E7W) 2:00 Effective 2025-07-06 through 2025-08-18
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This flight number is listed as serving the following routes:


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United Airlines flight UA 5640: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
United Airlines UA5640
07:04
Chicago O'Hare (ORD) 2

09:58
Toronto Pearson (YYZ) 1
Effective 2025-05-24 through 2025-06-22
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
Duration: 1:54, non-stop
Embraer EMB 175 (E7W)
United Airlines UA5640
10:41
Phoenix Sky Harbor (PHX) 3

12:22
Los Angeles (LAX) 7
Effective 2025-08-19 through 2025-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:41, non-stop
Embraer EMB 175 (E7W)
United Airlines UA5640
13:05
Milwaukee (MKE)

14:14
Chicago O'Hare (ORD) 2
Effective 2026-01-06 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:09, non-stop
Embraer EMB 175 (E7W)
United Airlines UA5640
13:30
Milwaukee (MKE)

14:39
Chicago O'Hare (ORD) 2
Effective from 2026-02-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:09, non-stop
Embraer EMB 175 (E7W)
United Airlines UA5640
14:22
Milwaukee (MKE)

15:30
Chicago O'Hare (ORD) 2
Valid until 2025-05-21
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:08, non-stop
Canadair CRJ 550 (CR5)
United Airlines UA5640
14:24
Milwaukee (MKE)

15:33
Chicago O'Hare (ORD) 2
Effective 2025-10-26 through 2025-12-17
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:09, non-stop
Embraer EMB 175 (E7W)
United Airlines UA5640
16:00
Phoenix Sky Harbor (PHX) 3

17:37
Los Angeles (LAX) 7
Effective 2025-05-22 through 2025-06-25
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 1:37, non-stop
Embraer EMB 175 (E7W)
United Airlines UA5640
17:44
Bozeman (BZN)

19:44
Denver (DEN)
Effective 2025-06-26 through 2025-07-03
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:00, non-stop
Embraer EMB 175 (E7W)
United Airlines UA5640
17:44
Bozeman (BZN)

19:44
Denver (DEN)
Effective 2025-07-06 through 2025-08-18
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:00, non-stop
Embraer EMB 175 (E7W)
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This flight number is listed as serving the following routes:
  • Bozeman (BZN) - Denver (DEN)
  • Chicago O'Hare (ORD) - Toronto Pearson (YYZ)
  • Milwaukee (MKE) - Chicago O'Hare (ORD)
  • Phoenix Sky Harbor (PHX) - Los Angeles (LAX)
All United Airlines flights
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