United Airlines flight UA 4019: Multiple routes

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FLIGHT SCHEDULE
Direct Flights:
Daily 05:15 McAllen/Mission (MFE) 06:40 Houston George Bush (IAH) B
UA 4019 Non-stop Embraer EMB 175 (E7W) 1:25 Effective from 2026-05-21
Daily 05:17 McAllen/Mission (MFE) 06:40 Houston George Bush (IAH) B
UA 4019 Non-stop Embraer EMB 175 (E7W) 1:23 Effective 2026-03-05 through 2026-03-28
Daily 05:17 McAllen/Mission (MFE) 06:39 Houston George Bush (IAH) B
UA 4019 Non-stop Embraer EMB 175 (E7W) 1:22 Effective 2026-03-29 through 2026-05-20
Daily 08:15 Detroit (DTW) E 10:54 Houston George Bush (IAH) B
UA 4019 Non-stop Embraer EMB 175 (E7W) 3:39 Effective 2026-01-06 through 2026-02-03
Daily 08:15 Detroit (DTW) E 10:54 Houston George Bush (IAH) B
UA 4019 Non-stop Embraer EMB 175 (E7W) 3:39 Effective 2026-02-05 through 2026-02-11
Daily 09:40 Houston George Bush (IAH) B 11:02 New Orleans (MSY)
UA 4019 Non-stop Embraer EMB 175 (E7W) 1:22 Valid until 2026-01-05
Wed 12:14 Houston George Bush (IAH) B 14:10 Wichita (ICT)
UA 4019 Non-stop Embraer EMB 175 (E7W) 1:56 Operates only on 2026-02-04
Daily 19:29 New York LaGuardia (LGA) B 20:57 Washington Dulles (IAD)
UA 4019 Non-stop Embraer EMB 175 (E7W) 1:28 Effective 2026-02-12 through 2026-03-04
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This flight number is listed as serving the following routes:


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United Airlines flight UA 4019: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
United Airlines UA4019
05:15
McAllen/Mission (MFE)

06:40
Houston George Bush (IAH) B
Effective from 2026-05-21
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:25, non-stop
Embraer EMB 175 (E7W)
Direct Flights:
United Airlines UA4019
05:17
McAllen/Mission (MFE)

06:40
Houston George Bush (IAH) B
Effective 2026-03-05 through 2026-03-28
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:23, non-stop
Embraer EMB 175 (E7W)
Direct Flights:
United Airlines UA4019
05:17
McAllen/Mission (MFE)

06:39
Houston George Bush (IAH) B
Effective 2026-03-29 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:22, non-stop
Embraer EMB 175 (E7W)
Direct Flights:
United Airlines UA4019
08:15
Detroit (DTW) E

10:54
Houston George Bush (IAH) B
Effective 2026-01-06 through 2026-02-03
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:39, non-stop
Embraer EMB 175 (E7W)
Direct Flights:
United Airlines UA4019
08:15
Detroit (DTW) E

10:54
Houston George Bush (IAH) B
Effective 2026-02-05 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:39, non-stop
Embraer EMB 175 (E7W)
Direct Flights:
United Airlines UA4019
09:40
Houston George Bush (IAH) B

11:02
New Orleans (MSY)
Valid until 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:22, non-stop
Embraer EMB 175 (E7W)
Direct Flights:
United Airlines UA4019
12:14
Houston George Bush (IAH) B

14:10
Wichita (ICT)
Operates only on 2026-02-04
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:56, non-stop
Embraer EMB 175 (E7W)
Direct Flights:
United Airlines UA4019
19:29
New York LaGuardia (LGA) B

20:57
Washington Dulles (IAD)
Effective 2026-02-12 through 2026-03-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:28, non-stop
Embraer EMB 175 (E7W)
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This flight number is listed as serving the following routes:
  • Detroit (DTW) - Houston George Bush (IAH)
  • Houston George Bush (IAH) - New Orleans (MSY)
  • Houston George Bush (IAH) - Wichita (ICT)
  • McAllen/Mission (MFE) - Houston George Bush (IAH)
  • New York LaGuardia (LGA) - Washington Dulles (IAD)
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