United Airlines vuelos desde Washington Dulles (IAD) a Seattle-Tacoma (SEA).

HORARIO DE VUELOS
Vuelos directos:
Diario 17:35 Washington Dulles (IAD) 20:10 Seattle-Tacoma (SEA) United Airlines UA 326 Non-stop Boeing 737-900 (739) 5:35 Effective from 2026-05-21
Diario 17:55 Washington Dulles (IAD) 20:57 Seattle-Tacoma (SEA) United Airlines UA 326 Non-stop Boeing 737 MAX 9 (7M9) 6:02 Valid until 2026-01-05
Diario 17:55 Washington Dulles (IAD) 20:56 Seattle-Tacoma (SEA) United Airlines UA 326 Non-stop Boeing 737 MAX 8 (7M8) 6:01 Effective 2026-02-12 through 2026-03-04
Diario 17:55 Washington Dulles (IAD) 20:52 Seattle-Tacoma (SEA) United Airlines UA 326 Non-stop Boeing 737 MAX 9 (7M9) 5:57 Effective 2026-03-29 through 2026-05-20
Diario 22:10 Washington Dulles (IAD) 00:45 Seattle-Tacoma (SEA) United Airlines UA 653 Non-stop Boeing 737-900 (739) 5:35 Effective 2026-05-21 through 2026-08-17 The flight arrives 1 day after departure.
Diario 12:37 Washington Dulles (IAD) 15:18 Seattle-Tacoma (SEA) United Airlines UA 788 Non-stop Boeing 737-900 (739) 5:41 Effective 2026-04-30 through 2026-05-20
Diario 13:00 Washington Dulles (IAD) 15:35 Seattle-Tacoma (SEA) United Airlines UA 788 Non-stop Boeing 737-900 (739) 5:35 Effective 2026-05-21 through 2026-10-24
Diario 17:55 Washington Dulles (IAD) 20:57 Seattle-Tacoma (SEA) United Airlines UA 1159 Non-stop Boeing 737-900 (739) 6:02 Effective 2026-01-06 through 2026-02-11
Lun-Jue 17:55 Washington Dulles (IAD) 20:56 Seattle-Tacoma (SEA) United Airlines UA 1303 Non-stop Boeing 737 MAX 8 (7M8) 6:01 Effective 2026-03-05 through 2026-03-26
Vie,Sab 17:55 Washington Dulles (IAD) 20:56 Seattle-Tacoma (SEA) United Airlines UA 1303 Non-stop Boeing 737-800 (738) 6:01 Effective 2026-03-06 through 2026-03-28
Dom 17:55 Washington Dulles (IAD) 20:56 Seattle-Tacoma (SEA) United Airlines UA 1303 Non-stop Boeing 737-900 (739) 6:01 Effective 2026-03-08 through 2026-03-22
Lun-Vie,Dom 08:26 Washington Dulles (IAD) 11:27 Seattle-Tacoma (SEA) United Airlines UA 1366 Non-stop Boeing 737 MAX 8 (7M8) 6:01 Valid until 2026-01-05
Sab 08:26 Washington Dulles (IAD) 11:27 Seattle-Tacoma (SEA) United Airlines UA 1366 Non-stop Boeing 737-800 (738) 6:01 Valid until 2026-01-03
Diario 08:40 Washington Dulles (IAD) 11:15 Seattle-Tacoma (SEA) United Airlines UA 2101 Non-stop Boeing 737-900 (739) 5:35 Effective 2026-05-21 through 2026-08-17
Diario 09:00 Washington Dulles (IAD) 11:47 Seattle-Tacoma (SEA) United Airlines UA 2101 Non-stop Boeing 737 MAX 8 (7M8) 5:47 Effective 2026-04-30 through 2026-05-20
Vuelos no directos:
Diario 15:35 Washington Dulles (IAD) 22:18 Seattle-Tacoma (SEA) United Airlines UA 684 1-stop Boeing 737-900 (739) 9:43 Effective 2026-05-21 through 2026-08-17
Diario 08:15 Washington Dulles (IAD) 13:14 Seattle-Tacoma (SEA) United Airlines UA 1424 1-stop Airbus A321neo (32Q) 7:59 Effective 2026-03-29 through 2026-04-29
Diario 08:15 Washington Dulles (IAD) 13:20 Seattle-Tacoma (SEA) United Airlines UA 1424 1-stop Boeing 757-300 (753) 8:05 Effective 2026-04-30 through 2026-05-20
Diario 08:15 Washington Dulles (IAD) 13:20 Seattle-Tacoma (SEA) United Airlines UA 1424 1-stop Boeing 737-900 (739) 8:05 Effective from 2026-05-21
Diario 12:35 Washington Dulles (IAD) 20:58 Seattle-Tacoma (SEA) United Airlines UA 1434 1-stop Boeing 737-900 (739) 11:23 Effective 2026-03-05 through 2026-03-28
Lun,Jue,Vie,Dom 17:17 Washington Dulles (IAD) 22:43 Seattle-Tacoma (SEA) United Airlines UA 2497 1-stop Boeing 737-900 (739) 8:26 Effective 2026-01-08 through 2026-02-09
Lun-Vie 08:00 Washington Dulles (IAD) 19:25 Seattle-Tacoma (SEA) United Airlines UA 683 2-stop Boeing 737-900 (739) 14:25 Effective 2026-03-05 through 2026-03-27

Una ruta nacional saliendo desde el aeropuerto Washington Dulles (IAD) y llegando al aeropuerto Seattle-Tacoma (SEA).
El vuelo tiene una distancia de 2299 millas, o 3699 km.
La zona horaria del aeropuerto de salida es UTC-5 , y la zona horario del aeropuerto de llegada es UTC-8 . La hora actual en el punto de salida es (loading...), y (loading...) en el punto de llegada. Hay una diferencia de tiempo de (loading...) hora/s entre los aeropuertos.
Para vuelos directos, el tiempo de vuelo oscila entre 5:35 y 6:02.

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HORARIO DE VUELOS

Vuelos directos:

United Airlines UA326

17:35

Washington Dulles (IAD)

20:10

Seattle-Tacoma (SEA)

Effective from 2026-05-21

Lun

Mar

Mie

Jue

Vie

Sab

Dom

Duration: 5:35, non-stop
Boeing 737-900 (739)

Vuelos directos:

United Airlines UA326

17:55

Washington Dulles (IAD)

20:57

Seattle-Tacoma (SEA)

Valid until 2026-01-05

Lun

Mar

Mie

Jue

Vie

Sab

Dom

Duration: 6:02, non-stop
Boeing 737 MAX 9 (7M9)

Vuelos directos:

United Airlines UA326

17:55

Washington Dulles (IAD)

20:56

Seattle-Tacoma (SEA)

Effective 2026-02-12 through 2026-03-04

Lun

Mar

Mie

Jue

Vie

Sab

Dom

Duration: 6:01, non-stop
Boeing 737 MAX 8 (7M8)

Vuelos directos:

United Airlines UA326

17:55

Washington Dulles (IAD)

20:52

Seattle-Tacoma (SEA)

Effective 2026-03-29 through 2026-05-20

Lun

Mar

Mie

Jue

Vie

Sab

Dom

Duration: 5:57, non-stop
Boeing 737 MAX 9 (7M9)

Vuelos directos:

United Airlines UA653

22:10

Washington Dulles (IAD)

00:45(+1)

Seattle-Tacoma (SEA)

Effective 2026-05-21 through 2026-08-17

Lun

Mar

Mie

Jue

Vie

Sab

Dom

Duration: 5:35, non-stop
Boeing 737-900 (739)
The flight arrives 1 day after departure.

Vuelos directos:

United Airlines UA788

12:37

Washington Dulles (IAD)

15:18

Seattle-Tacoma (SEA)

Effective 2026-04-30 through 2026-05-20

Lun

Mar

Mie

Jue

Vie

Sab

Dom

Duration: 5:41, non-stop
Boeing 737-900 (739)

Vuelos directos:

United Airlines UA788

13:00

Washington Dulles (IAD)

15:35

Seattle-Tacoma (SEA)

Effective 2026-05-21 through 2026-10-24

Lun

Mar

Mie

Jue

Vie

Sab

Dom

Duration: 5:35, non-stop
Boeing 737-900 (739)

Vuelos directos:

United Airlines UA1159

17:55

Washington Dulles (IAD)

20:57

Seattle-Tacoma (SEA)

Effective 2026-01-06 through 2026-02-11

Lun

Mar

Mie

Jue

Vie

Sab

Dom

Duration: 6:02, non-stop
Boeing 737-900 (739)

Vuelos directos:

United Airlines UA1303

17:55

Washington Dulles (IAD)

20:56

Seattle-Tacoma (SEA)

Effective 2026-03-05 through 2026-03-26

Lun

Mar

Mie

Jue

Vie
-

Sab
-

Dom
-

Duration: 6:01, non-stop
Boeing 737 MAX 8 (7M8)

Vuelos directos:

United Airlines UA1303

17:55

Washington Dulles (IAD)

20:56

Seattle-Tacoma (SEA)

Effective 2026-03-06 through 2026-03-28

Lun
-

Mar
-

Mie
-

Jue
-

Vie

Sab

Dom
-

Duration: 6:01, non-stop
Boeing 737-800 (738)

Vuelos directos:

United Airlines UA1303

17:55

Washington Dulles (IAD)

20:56

Seattle-Tacoma (SEA)

Effective 2026-03-08 through 2026-03-22

Lun
-

Mar
-

Mie
-

Jue
-

Vie
-

Sab
-

Dom

Duration: 6:01, non-stop
Boeing 737-900 (739)

Vuelos directos:

United Airlines UA1366

08:26

Washington Dulles (IAD)

11:27

Seattle-Tacoma (SEA)

Valid until 2026-01-05

Lun

Mar

Mie

Jue

Vie

Sab
-

Dom

Duration: 6:01, non-stop
Boeing 737 MAX 8 (7M8)

Vuelos directos:

United Airlines UA1366

08:26

Washington Dulles (IAD)

11:27

Seattle-Tacoma (SEA)

Valid until 2026-01-03

Lun
-

Mar
-

Mie
-

Jue
-

Vie
-

Sab

Dom
-

Duration: 6:01, non-stop
Boeing 737-800 (738)

Vuelos directos:

United Airlines UA2101

08:40

Washington Dulles (IAD)

11:15

Seattle-Tacoma (SEA)

Effective 2026-05-21 through 2026-08-17

Lun

Mar

Mie

Jue

Vie

Sab

Dom

Duration: 5:35, non-stop
Boeing 737-900 (739)

Vuelos directos:

United Airlines UA2101

09:00

Washington Dulles (IAD)

11:47

Seattle-Tacoma (SEA)

Effective 2026-04-30 through 2026-05-20

Lun

Mar

Mie

Jue

Vie

Sab

Dom

Duration: 5:47, non-stop
Boeing 737 MAX 8 (7M8)

Vuelos no directos:

United Airlines UA684

15:35

Washington Dulles (IAD)

22:18

Seattle-Tacoma (SEA)

Effective 2026-05-21 through 2026-08-17

Lun

Mar

Mie

Jue

Vie

Sab

Dom

Duration: 9:43, 1-stop
Boeing 737-900 (739)

Vuelos no directos:

United Airlines UA1424

08:15

Washington Dulles (IAD)

13:14

Seattle-Tacoma (SEA)

Effective 2026-03-29 through 2026-04-29

Lun

Mar

Mie

Jue

Vie

Sab

Dom

Duration: 7:59, 1-stop
Airbus A321neo (32Q)

Vuelos no directos:

United Airlines UA1424

08:15

Washington Dulles (IAD)

13:20

Seattle-Tacoma (SEA)

Effective 2026-04-30 through 2026-05-20

Lun

Mar

Mie

Jue

Vie

Sab

Dom

Duration: 8:05, 1-stop
Boeing 757-300 (753)

Vuelos no directos:

United Airlines UA1424

08:15

Washington Dulles (IAD)

13:20

Seattle-Tacoma (SEA)

Effective from 2026-05-21

Lun

Mar

Mie

Jue

Vie

Sab

Dom

Duration: 8:05, 1-stop
Boeing 737-900 (739)

Vuelos no directos:

United Airlines UA1434

12:35

Washington Dulles (IAD)

20:58

Seattle-Tacoma (SEA)

Effective 2026-03-05 through 2026-03-28

Lun

Mar

Mie

Jue

Vie

Sab

Dom

Duration: 11:23, 1-stop
Boeing 737-900 (739)

Vuelos no directos:

United Airlines UA2497

17:17

Washington Dulles (IAD)

22:43

Seattle-Tacoma (SEA)

Effective 2026-01-08 through 2026-02-09

Lun

Mar
-

Mie
-

Jue

Vie

Sab
-

Dom

Duration: 8:26, 1-stop
Boeing 737-900 (739)

Vuelos no directos:

United Airlines UA683

08:00

Washington Dulles (IAD)

19:25

Seattle-Tacoma (SEA)

Effective 2026-03-05 through 2026-03-27

Lun

Mar

Mie

Jue

Vie

Sab
-

Dom
-

Duration: 14:25, 2-stop
Boeing 737-900 (739)

Una ruta nacional saliendo desde el aeropuerto Washington Dulles (IAD) y llegando al aeropuerto Seattle-Tacoma (SEA).
El vuelo tiene una distancia de 2299 millas, o 3699 km.
La zona horaria del aeropuerto de salida es UTC-5 , y la zona horario del aeropuerto de llegada es UTC-8 . La hora actual en el punto de salida es (loading...), y (loading...) en el punto de llegada. Hay una diferencia de tiempo de (loading...) hora/s entre los aeropuertos.
Para vuelos directos, el tiempo de vuelo oscila entre 5:35 y 6:02.

Todos IAD-SEA vuelos

Todos United Airlines vuelos

Vuelos de regreso (SEA-IAD)

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