United Airlines flight UA 4020: Multiple routes

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FLIGHT SCHEDULE
Direct Flights:
Tue 07:20 Houston George Bush (IAH) B 11:44 Philadelphia (PHL) D
UA 4020 Non-stop Embraer EMB 175 (E7W) 3:24 Effective 2026-02-17 through 2026-03-03
Mon,Thu,Fri,Sun 16:38 Detroit (DTW) E 19:10 Houston George Bush (IAH) B
UA 4020 Non-stop Embraer EMB 175 (E7W) 3:32 Effective 2026-01-08 through 2026-01-16
Mon,Thu,Fri,Sun 16:38 Detroit (DTW) E 19:10 Houston George Bush (IAH) B
UA 4020 Non-stop Embraer EMB 175 (E7W) 3:32 Effective 2026-01-19 through 2026-02-09
Mon,Wed-Sun 16:40 Detroit (DTW) E 19:05 Houston George Bush (IAH) B
UA 4020 Non-stop Embraer EMB 175 (E7W) 3:25 Effective 2026-02-12 through 2026-03-04
Daily 16:42 Detroit (DTW) E 19:07 Houston George Bush (IAH) B
UA 4020 Non-stop Embraer EMB 175 (E7W) 3:25 Effective 2026-03-05 through 2026-03-28
Mon,Tue,Thu,Fri,Sun 18:14 Cleveland (CLE) 20:50 Houston George Bush (IAH) B
UA 4020 Non-stop Embraer EMB 175 (E7W) 3:36 Valid until 2026-01-05
Daily 18:20 Houston George Bush (IAH) B 19:24 Corpus Christi (CRP)
UA 4020 Non-stop Embraer EMB 175 (E7W) 1:04 Effective from 2026-05-21
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This flight number is listed as serving the following routes:


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United Airlines flight UA 4020: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
United Airlines UA4020
07:20
Houston George Bush (IAH) B

11:44
Philadelphia (PHL) D
Effective 2026-02-17 through 2026-03-03
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:24, non-stop
Embraer EMB 175 (E7W)
Direct Flights:
United Airlines UA4020
16:38
Detroit (DTW) E

19:10
Houston George Bush (IAH) B
Effective 2026-01-08 through 2026-01-16
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 3:32, non-stop
Embraer EMB 175 (E7W)
Direct Flights:
United Airlines UA4020
16:38
Detroit (DTW) E

19:10
Houston George Bush (IAH) B
Effective 2026-01-19 through 2026-02-09
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 3:32, non-stop
Embraer EMB 175 (E7W)
Direct Flights:
United Airlines UA4020
16:40
Detroit (DTW) E

19:05
Houston George Bush (IAH) B
Effective 2026-02-12 through 2026-03-04
Mon
Tue
-
Wed
Thu
Fri
Sat
Sun
Duration: 3:25, non-stop
Embraer EMB 175 (E7W)
Direct Flights:
United Airlines UA4020
16:42
Detroit (DTW) E

19:07
Houston George Bush (IAH) B
Effective 2026-03-05 through 2026-03-28
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:25, non-stop
Embraer EMB 175 (E7W)
Direct Flights:
United Airlines UA4020
18:14
Cleveland (CLE)

20:50
Houston George Bush (IAH) B
Valid until 2026-01-05
Mon
Tue
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 3:36, non-stop
Embraer EMB 175 (E7W)
Direct Flights:
United Airlines UA4020
18:20
Houston George Bush (IAH) B

19:24
Corpus Christi (CRP)
Effective from 2026-05-21
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:04, non-stop
Embraer EMB 175 (E7W)
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This flight number is listed as serving the following routes:
  • Cleveland (CLE) - Houston George Bush (IAH)
  • Detroit (DTW) - Houston George Bush (IAH)
  • Houston George Bush (IAH) - Corpus Christi (CRP)
  • Houston George Bush (IAH) - Philadelphia (PHL)
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