United Airlines voo UA 521: Multiple routes

Seleccionar data do voo:
PLANEAR VOO
Voos Directos:
Diariamente 15:45 Atlanta (ATL) N 17:00 Houston George Bush (IAH) C
UA 521 Non-stop Airbus A319 (319) 2:15 Effective 2026-03-29 through 2026-04-29
Diariamente 15:45 Atlanta (ATL) N 17:00 Houston George Bush (IAH) C
UA 521 Non-stop Boeing 737-700 (73G) 2:15 Effective 2026-04-30 through 2026-05-20
Diariamente 15:45 Atlanta (ATL) N 17:00 Houston George Bush (IAH) C
UA 521 Non-stop Airbus A319 (319) 2:15 Effective from 2026-05-21
Qui,Sex 15:57 Atlanta (ATL) N 17:25 Houston George Bush (IAH) C
UA 521 Non-stop Airbus A320 (320) 2:28 Effective 2026-03-05 through 2026-03-27
Sáb 15:57 Atlanta (ATL) N 17:25 Houston George Bush (IAH) C
UA 521 Non-stop Boeing 737-700 (73G) 2:28 Effective 2026-03-07 through 2026-03-28
Seg-Qua,Dom 15:57 Atlanta (ATL) N 17:25 Houston George Bush (IAH) C
UA 521 Non-stop Airbus A319 (319) 2:28 Effective 2026-03-08 through 2026-03-25
Diariamente 16:02 Atlanta (ATL) N 17:32 Houston George Bush (IAH) C
UA 521 Non-stop Boeing 737-800 (738) 2:30 Effective 2026-02-12 through 2026-03-04
Sáb 16:42 Saint Louis (STL) 1 19:10 Houston George Bush (IAH) C
UA 521 Non-stop Airbus A320 (320) 2:28 Effective 2026-01-10 through 2026-02-07
Seg,Qua-Sex 18:17 Boston Logan (BOS) B 19:48 Newark Liberty, New York (EWR) C
UA 521 Non-stop Boeing 737-700 (73G) 1:31 Effective 2026-01-07 through 2026-02-11
Dom 18:25 Boston Logan (BOS) B 19:56 Newark Liberty, New York (EWR) C
UA 521 Non-stop Boeing 737-700 (73G) 1:31 Effective 2026-01-11 through 2026-02-08
Ter 18:29 Boston Logan (BOS) B 19:59 Newark Liberty, New York (EWR) C
UA 521 Non-stop Boeing 737-700 (73G) 1:30 Effective 2026-01-06 through 2026-02-10
Diariamente 18:35 Houston George Bush (IAH) C 23:32 Boston Logan (BOS) B
UA 521 Non-stop Boeing 737-900 (739) 3:57 Effective 2026-03-29 through 2026-04-29
Diariamente 18:35 Houston George Bush (IAH) C 23:20 Boston Logan (BOS) B
UA 521 Non-stop Boeing 737 MAX 8 (7M8) 3:45 Effective 2026-04-30 through 2026-05-20
Diariamente 18:35 Houston George Bush (IAH) C 23:20 Boston Logan (BOS) B
UA 521 Non-stop Boeing 737-800 (738) 3:45 Effective from 2026-05-21
Seg,Qua-Sex,Dom 18:42 Houston George Bush (IAH) C 23:30 Boston Logan (BOS) B
UA 521 Non-stop Boeing 737 MAX 8 (7M8) 3:48 Effective 2026-03-05 through 2026-03-27
Sáb 18:42 Houston George Bush (IAH) C 23:30 Boston Logan (BOS) B
UA 521 Non-stop Boeing 737-800 (738) 3:48 Effective 2026-03-07 through 2026-03-28
Seg-Sex 18:43 Houston George Bush (IAH) C 23:12 New York LaGuardia (LGA) B
UA 521 Non-stop Boeing 737-800 (738) 3:29 Effective 2026-02-12 through 2026-03-04
Seg-Sex,Dom 19:15 Newark Liberty, New York (EWR) A 22:32 Fort Lauderdale (FLL) 1
UA 521 Non-stop Boeing 737 MAX 8 (7M8) 3:17 Valid until 2026-01-04
Seg 19:15 Newark Liberty, New York (EWR) A 22:32 Fort Lauderdale (FLL) 1
UA 521 Non-stop Boeing 737-900 (739) 3:17 Operates only on 2026-01-05
Sáb 19:22 Newark Liberty, New York (EWR) A 22:39 Fort Lauderdale (FLL) 1
UA 521 Non-stop Boeing 737-900 (739) 3:17 Valid until 2026-01-03
Voos Não-Directos:
Diariamente 15:45 Atlanta (ATL) N 23:32 Boston Logan (BOS) B
UA 521 1-stop Airbus A319 (319) 7:47 Effective 2026-03-29 through 2026-04-29
Diariamente 15:45 Atlanta (ATL) N 23:20 Boston Logan (BOS) B
UA 521 1-stop Boeing 737-700 (73G) 7:35 Effective 2026-04-30 through 2026-05-20
Diariamente 15:45 Atlanta (ATL) N 23:20 Boston Logan (BOS) B
UA 521 1-stop Airbus A319 (319) 7:35 Effective from 2026-05-21
Qui,Sex 15:57 Atlanta (ATL) N 23:30 Boston Logan (BOS) B
UA 521 1-stop Airbus A320 (320) 7:33 Effective 2026-03-05 through 2026-03-27
Sáb 15:57 Atlanta (ATL) N 23:30 Boston Logan (BOS) B
UA 521 1-stop Boeing 737-700 (73G) 7:33 Effective 2026-03-07 through 2026-03-28
Seg,Qua,Dom 15:57 Atlanta (ATL) N 23:30 Boston Logan (BOS) B
UA 521 1-stop Airbus A319 (319) 7:33 Effective 2026-03-08 through 2026-03-25
Seg-Sex 16:02 Atlanta (ATL) N 23:12 New York LaGuardia (LGA) B
UA 521 1-stop Boeing 737-800 (738) 7:10 Effective 2026-02-12 through 2026-03-04
This flight number is listed as serving the following routes:
United Airlines voo UA 521: Multiple routes
Seleccionar data do voo:
PLANEAR VOO
Voos Directos:

United Airlines UA521
Effective 2026-03-29 through 2026-04-29
Seg
Ter
Qua
Qui
Sex
Sáb
Dom
Duration: 2:15, non-stop
Airbus A319 (319)

Voos Directos:

United Airlines UA521
Effective 2026-04-30 through 2026-05-20
Seg
Ter
Qua
Qui
Sex
Sáb
Dom
Duration: 2:15, non-stop
Boeing 737-700 (73G)

Voos Directos:

United Airlines UA521
Effective from 2026-05-21
Seg
Ter
Qua
Qui
Sex
Sáb
Dom
Duration: 2:15, non-stop
Airbus A319 (319)

Voos Directos:

United Airlines UA521
Effective 2026-03-05 through 2026-03-27
Seg
-
Ter
-
Qua
-
Qui
Sex
Sáb
-
Dom
-
Duration: 2:28, non-stop
Airbus A320 (320)

Voos Directos:

United Airlines UA521
Effective 2026-03-07 through 2026-03-28
Seg
-
Ter
-
Qua
-
Qui
-
Sex
-
Sáb
Dom
-
Duration: 2:28, non-stop
Boeing 737-700 (73G)

Voos Directos:

United Airlines UA521
Effective 2026-03-08 through 2026-03-25
Seg
Ter
Qua
Qui
-
Sex
-
Sáb
-
Dom
Duration: 2:28, non-stop
Airbus A319 (319)

Voos Directos:

United Airlines UA521
Effective 2026-02-12 through 2026-03-04
Seg
Ter
Qua
Qui
Sex
Sáb
Dom
Duration: 2:30, non-stop
Boeing 737-800 (738)

Voos Directos:

United Airlines UA521
Effective 2026-01-10 through 2026-02-07
Seg
-
Ter
-
Qua
-
Qui
-
Sex
-
Sáb
Dom
-
Duration: 2:28, non-stop
Airbus A320 (320)

Voos Directos:

United Airlines UA521
Effective 2026-01-07 through 2026-02-11
Seg
Ter
-
Qua
Qui
Sex
Sáb
-
Dom
-
Duration: 1:31, non-stop
Boeing 737-700 (73G)

Voos Directos:

United Airlines UA521
Effective 2026-01-11 through 2026-02-08
Seg
-
Ter
-
Qua
-
Qui
-
Sex
-
Sáb
-
Dom
Duration: 1:31, non-stop
Boeing 737-700 (73G)

Voos Directos:

United Airlines UA521
Effective 2026-01-06 through 2026-02-10
Seg
-
Ter
Qua
-
Qui
-
Sex
-
Sáb
-
Dom
-
Duration: 1:30, non-stop
Boeing 737-700 (73G)

Voos Directos:

United Airlines UA521
Effective 2026-03-29 through 2026-04-29
Seg
Ter
Qua
Qui
Sex
Sáb
Dom
Duration: 3:57, non-stop
Boeing 737-900 (739)

Voos Directos:

United Airlines UA521
Effective 2026-04-30 through 2026-05-20
Seg
Ter
Qua
Qui
Sex
Sáb
Dom
Duration: 3:45, non-stop
Boeing 737 MAX 8 (7M8)

Voos Directos:

United Airlines UA521
Effective from 2026-05-21
Seg
Ter
Qua
Qui
Sex
Sáb
Dom
Duration: 3:45, non-stop
Boeing 737-800 (738)

Voos Directos:

United Airlines UA521
Effective 2026-03-05 through 2026-03-27
Seg
Ter
-
Qua
Qui
Sex
Sáb
-
Dom
Duration: 3:48, non-stop
Boeing 737 MAX 8 (7M8)

Voos Directos:

United Airlines UA521
Effective 2026-03-07 through 2026-03-28
Seg
-
Ter
-
Qua
-
Qui
-
Sex
-
Sáb
Dom
-
Duration: 3:48, non-stop
Boeing 737-800 (738)

Voos Directos:

United Airlines UA521
Effective 2026-02-12 through 2026-03-04
Seg
Ter
Qua
Qui
Sex
Sáb
-
Dom
-
Duration: 3:29, non-stop
Boeing 737-800 (738)

Voos Directos:

United Airlines UA521
Valid until 2026-01-04
Seg
Ter
Qua
Qui
Sex
Sáb
-
Dom
Duration: 3:17, non-stop
Boeing 737 MAX 8 (7M8)

Voos Directos:

United Airlines UA521
Operates only on 2026-01-05
Seg
Ter
-
Qua
-
Qui
-
Sex
-
Sáb
-
Dom
-
Duration: 3:17, non-stop
Boeing 737-900 (739)

Voos Directos:

United Airlines UA521
Valid until 2026-01-03
Seg
-
Ter
-
Qua
-
Qui
-
Sex
-
Sáb
Dom
-
Duration: 3:17, non-stop
Boeing 737-900 (739)

Voos Não-Directos:

United Airlines UA521
Effective 2026-03-29 through 2026-04-29
Seg
Ter
Qua
Qui
Sex
Sáb
Dom
Duration: 7:47, 1-stop
Airbus A319 (319)

Voos Não-Directos:

United Airlines UA521
Effective 2026-04-30 through 2026-05-20
Seg
Ter
Qua
Qui
Sex
Sáb
Dom
Duration: 7:35, 1-stop
Boeing 737-700 (73G)

Voos Não-Directos:

United Airlines UA521
Effective from 2026-05-21
Seg
Ter
Qua
Qui
Sex
Sáb
Dom
Duration: 7:35, 1-stop
Airbus A319 (319)

Voos Não-Directos:

United Airlines UA521
Effective 2026-03-05 through 2026-03-27
Seg
-
Ter
-
Qua
-
Qui
Sex
Sáb
-
Dom
-
Duration: 7:33, 1-stop
Airbus A320 (320)

Voos Não-Directos:

United Airlines UA521
Effective 2026-03-07 through 2026-03-28
Seg
-
Ter
-
Qua
-
Qui
-
Sex
-
Sáb
Dom
-
Duration: 7:33, 1-stop
Boeing 737-700 (73G)

Voos Não-Directos:

United Airlines UA521
Effective 2026-03-08 through 2026-03-25
Seg
Ter
-
Qua
Qui
-
Sex
-
Sáb
-
Dom
Duration: 7:33, 1-stop
Airbus A319 (319)

Voos Não-Directos:

United Airlines UA521
Effective 2026-02-12 through 2026-03-04
Seg
Ter
Qua
Qui
Sex
Sáb
-
Dom
-
Duration: 7:10, 1-stop
Boeing 737-800 (738)
This flight number is listed as serving the following routes:
  • Atlanta (ATL) - Boston Logan (BOS)
  • Atlanta (ATL) - Houston George Bush (IAH)
  • Atlanta (ATL) - New York LaGuardia (LGA)
  • Boston Logan (BOS) - Newark Liberty, New York (EWR)
  • Houston George Bush (IAH) - Boston Logan (BOS)
  • Houston George Bush (IAH) - New York LaGuardia (LGA)
  • Newark Liberty, New York (EWR) - Fort Lauderdale (FLL)
  • Saint Louis (STL) - Houston George Bush (IAH)