United Airlines flug UA 4021: Multiple routes

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Direktflüge:
Mo,Di,Do-So 07:53 Dallas Fort Worth (DFW) E 09:16 Houston George Bush (IAH) B
UA 4021 Non-stop Embraer EMB 175 (E7W) 1:23 Valid until 2026-01-05
Täglich 09:55 Louisville (SDF) 11:38 Washington Dulles (IAD)
UA 4021 Non-stop Embraer EMB 175 (E7W) 1:43 Effective 2026-03-05 through 2026-03-28
Sa 13:23 Dallas Fort Worth (DFW) E 14:43 Houston George Bush (IAH) B
UA 4021 Non-stop Embraer EMB 175 (E7W) 1:20 Effective 2026-02-14 through 2026-02-28
Täglich 14:15 McAllen/Mission (MFE) 15:28 Houston George Bush (IAH) B
UA 4021 Non-stop Embraer EMB 175 (E7W) 1:13 Effective from 2026-05-21
Mo,So 14:17 Dallas Fort Worth (DFW) E 15:37 Houston George Bush (IAH) B
UA 4021 Non-stop Embraer EMB 175 (E7W) 1:20 Effective 2026-02-15 through 2026-03-02
Täglich 18:05 Key West (EYW) 20:53 Washington Dulles (IAD)
UA 4021 Non-stop Embraer EMB 175 (E7W) 2:48 Effective 2026-01-06 through 2026-02-11
This flight number is listed as serving the following routes:
United Airlines flug UA 4021: Multiple routes
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Direktflüge:

United Airlines UA4021
Valid until 2026-01-05
Mo
Di
Mi
-
Do
Fr
Sa
So
Duration: 1:23, non-stop
Embraer EMB 175 (E7W)

Direktflüge:

United Airlines UA4021
Effective 2026-03-05 through 2026-03-28
Mo
Di
Mi
Do
Fr
Sa
So
Duration: 1:43, non-stop
Embraer EMB 175 (E7W)

Direktflüge:

United Airlines UA4021
Effective 2026-02-14 through 2026-02-28
Mo
-
Di
-
Mi
-
Do
-
Fr
-
Sa
So
-
Duration: 1:20, non-stop
Embraer EMB 175 (E7W)

Direktflüge:

United Airlines UA4021
Effective from 2026-05-21
Mo
Di
Mi
Do
Fr
Sa
So
Duration: 1:13, non-stop
Embraer EMB 175 (E7W)

Direktflüge:

United Airlines UA4021
Effective 2026-02-15 through 2026-03-02
Mo
Di
-
Mi
-
Do
-
Fr
-
Sa
-
So
Duration: 1:20, non-stop
Embraer EMB 175 (E7W)

Direktflüge:

United Airlines UA4021
Effective 2026-01-06 through 2026-02-11
Mo
Di
Mi
Do
Fr
Sa
So
Duration: 2:48, non-stop
Embraer EMB 175 (E7W)
This flight number is listed as serving the following routes:
  • Dallas Fort Worth (DFW) - Houston George Bush (IAH)
  • Key West (EYW) - Washington Dulles (IAD)
  • Louisville (SDF) - Washington Dulles (IAD)
  • McAllen/Mission (MFE) - Houston George Bush (IAH)