Alaska Airlines フライトが Seattle-Tacoma (SEA)から出発、 Washington Dulles (IAD)に到着.

搭乗日を選択
フライト時刻表
直行便：
日々 15:35 Seattle-Tacoma (SEA) 23:52 Washington Dulles (IAD)
Alaska Airlines AS 348 Non-stop Boeing 737 (73J) 5:17 Effective 2026-04-22 through 2026-05-12
日々 15:59 Seattle-Tacoma (SEA) 23:59 Washington Dulles (IAD)
Alaska Airlines AS 348 Non-stop Boeing 737 (73J) 5:00 Effective from 2026-06-10
日々 16:00 Seattle-Tacoma (SEA) 23:59 Washington Dulles (IAD)
Alaska Airlines AS 348 Non-stop Boeing 737 (73J) 4:59 Effective 2026-05-13 through 2026-06-09
日々 23:30 Seattle-Tacoma (SEA) 07:36 Washington Dulles (IAD)
Alaska Airlines AS 363 Non-stop Boeing 737 (73J) 5:06 Effective 2026-05-13 through 2026-06-09
The flight arrives 1 day after departure.
月,木,金,日 21:45 Seattle-Tacoma (SEA) 05:40 Washington Dulles (IAD)
Alaska Airlines AS 367 Non-stop Boeing 737 MAX 9 (7M9) 4:55 Effective 2026-02-12 through 2026-03-01
The flight arrives 1 day after departure.
月 21:45 Seattle-Tacoma (SEA) 05:40 Washington Dulles (IAD)
Alaska Airlines AS 367 Non-stop Boeing 737 (73J) 4:55 Operates only on 2026-03-02
The flight arrives 1 day after departure.
月,木,金,日 21:45 Seattle-Tacoma (SEA) 05:40 Washington Dulles (IAD)
Alaska Airlines AS 367 Non-stop Boeing 737 MAX 9 (7M9) 4:55 Effective 2026-03-05 through 2026-03-16
The flight arrives 1 day after departure.
水 21:55 Seattle-Tacoma (SEA) 05:55 Washington Dulles (IAD)
Alaska Airlines AS 367 Non-stop Boeing 737 (73J) 5:00 Operates only on 2026-03-18
The flight arrives 1 day after departure.
日々 21:55 Seattle-Tacoma (SEA) 05:49 Washington Dulles (IAD)
Alaska Airlines AS 367 Non-stop Boeing 737 (73J) 4:54 Effective 2026-03-19 through 2026-05-12
The flight arrives 1 day after departure.
月,火,木-土 22:14 Seattle-Tacoma (SEA) 06:13 Washington Dulles (IAD)
Alaska Airlines AS 367 Non-stop Boeing 737 MAX 9 (7M9) 4:59 Valid until 2026-01-03
The flight arrives 1 day after departure.
月,日 22:14 Seattle-Tacoma (SEA) 06:13 Washington Dulles (IAD)
Alaska Airlines AS 367 Non-stop Boeing 737 (73J) 4:59 Effective 2026-01-04 through 2026-01-05
The flight arrives 1 day after departure.
日々 23:30 Seattle-Tacoma (SEA) 07:28 Washington Dulles (IAD)
Alaska Airlines AS 367 Non-stop Boeing 737 (73J) 4:58 Effective from 2026-06-10
The flight arrives 1 day after departure.
月,水,木 09:34 Seattle-Tacoma (SEA) 17:43 Washington Dulles (IAD)
Alaska Airlines AS 406 Non-stop Boeing 737 MAX 9 (7M9) 5:09 Valid until 2026-01-05
火,金-日 09:34 Seattle-Tacoma (SEA) 17:43 Washington Dulles (IAD)
Alaska Airlines AS 406 Non-stop Boeing 737 (73J) 5:09 Valid until 2026-01-06
日々 08:20 Seattle-Tacoma (SEA) 16:37 Washington Dulles (IAD)
Alaska Airlines AS 737 Non-stop Boeing 737 (73J) 5:17 Effective 2026-03-19 through 2026-05-12
水,金 08:30 Seattle-Tacoma (SEA) 16:26 Washington Dulles (IAD)
Alaska Airlines AS 737 Non-stop Boeing 737 MAX 9 (7M9) 4:56 Effective 2026-01-07 through 2026-01-30
木,日 08:30 Seattle-Tacoma (SEA) 16:26 Washington Dulles (IAD)
Alaska Airlines AS 737 Non-stop Boeing 737 MAX 8 (7M8) 4:56 Effective 2026-01-08 through 2026-02-05
火,土 08:30 Seattle-Tacoma (SEA) 16:26 Washington Dulles (IAD)
Alaska Airlines AS 737 Non-stop Boeing 737-800 (73H) 4:56 Effective 2026-01-10 through 2026-02-07
月 08:30 Seattle-Tacoma (SEA) 16:26 Washington Dulles (IAD)
Alaska Airlines AS 737 Non-stop Boeing 737 (73J) 4:56 Effective 2026-01-12 through 2026-01-26
月,水,金,日 08:30 Seattle-Tacoma (SEA) 16:26 Washington Dulles (IAD)
Alaska Airlines AS 737 Non-stop Boeing 737 MAX 9 (7M9) 4:56 Effective 2026-02-02 through 2026-02-11
火 08:30 Seattle-Tacoma (SEA) 16:26 Washington Dulles (IAD)
Alaska Airlines AS 737 Non-stop Boeing 737 MAX 8 (7M8) 4:56 Operates only on 2026-02-10
日々 09:15 Seattle-Tacoma (SEA) 17:16 Washington Dulles (IAD)
Alaska Airlines AS 737 Non-stop Boeing 737 (73J) 5:01 Effective from 2026-06-10
日々 09:18 Seattle-Tacoma (SEA) 17:15 Washington Dulles (IAD)
Alaska Airlines AS 737 Non-stop Boeing 737 (73J) 4:57 Effective 2026-05-13 through 2026-06-09
月,木,金,日 09:27 Seattle-Tacoma (SEA) 17:20 Washington Dulles (IAD)
Alaska Airlines AS 737 Non-stop Boeing 737 (73J) 4:53 Effective 2026-02-12 through 2026-03-09
火,水,土 09:27 Seattle-Tacoma (SEA) 17:20 Washington Dulles (IAD)
Alaska Airlines AS 737 Non-stop Boeing 737 MAX 9 (7M9) 4:53 Effective 2026-02-14 through 2026-03-07
火,金-日 09:27 Seattle-Tacoma (SEA) 17:20 Washington Dulles (IAD)
Alaska Airlines AS 737 Non-stop Boeing 737 (73J) 4:53 Effective 2026-03-10 through 2026-03-15
月-木 09:27 Seattle-Tacoma (SEA) 17:20 Washington Dulles (IAD)
Alaska Airlines AS 737 Non-stop Boeing 737 MAX 9 (7M9) 4:53 Effective 2026-03-11 through 2026-03-17
水 09:55 Seattle-Tacoma (SEA) 17:55 Washington Dulles (IAD)
Alaska Airlines AS 737 Non-stop Boeing 737 (73J) 5:00 Operates only on 2026-03-18




ご意見 - 免責条項 - 個人情報
FlightMapper.net フライト検索 各エリア一覧 航空会社一覧
LANGUAGES
Alaska Airlines フライトが Seattle-Tacoma (SEA)から出発、 Washington Dulles (IAD)に到着.
搭乗日を選択
フライト時刻表
直行便：
Alaska Airlines AS348
15:35
Seattle-Tacoma (SEA)

23:52
Washington Dulles (IAD)
Effective 2026-04-22 through 2026-05-12
月
火
水
木
金
土
日
Duration: 5:17, non-stop
Boeing 737 (73J)
直行便：
Alaska Airlines AS348
15:59
Seattle-Tacoma (SEA)

23:59
Washington Dulles (IAD)
Effective from 2026-06-10
月
火
水
木
金
土
日
Duration: 5:00, non-stop
Boeing 737 (73J)
直行便：
Alaska Airlines AS348
16:00
Seattle-Tacoma (SEA)

23:59
Washington Dulles (IAD)
Effective 2026-05-13 through 2026-06-09
月
火
水
木
金
土
日
Duration: 4:59, non-stop
Boeing 737 (73J)
直行便：
Alaska Airlines AS363
23:30
Seattle-Tacoma (SEA)

07:36(+1)
Washington Dulles (IAD)
Effective 2026-05-13 through 2026-06-09
月
火
水
木
金
土
日
Duration: 5:06, non-stop
Boeing 737 (73J)
The flight arrives 1 day after departure.
直行便：
Alaska Airlines AS367
21:45
Seattle-Tacoma (SEA)

05:40(+1)
Washington Dulles (IAD)
Effective 2026-02-12 through 2026-03-01
月
火
-
水
-
木
金
土
-
日
Duration: 4:55, non-stop
Boeing 737 MAX 9 (7M9)
The flight arrives 1 day after departure.
直行便：
Alaska Airlines AS367
21:45
Seattle-Tacoma (SEA)

05:40(+1)
Washington Dulles (IAD)
Operates only on 2026-03-02
月
火
-
水
-
木
-
金
-
土
-
日
-
Duration: 4:55, non-stop
Boeing 737 (73J)
The flight arrives 1 day after departure.
直行便：
Alaska Airlines AS367
21:45
Seattle-Tacoma (SEA)

05:40(+1)
Washington Dulles (IAD)
Effective 2026-03-05 through 2026-03-16
月
火
-
水
-
木
金
土
-
日
Duration: 4:55, non-stop
Boeing 737 MAX 9 (7M9)
The flight arrives 1 day after departure.
直行便：
Alaska Airlines AS367
21:55
Seattle-Tacoma (SEA)

05:55(+1)
Washington Dulles (IAD)
Operates only on 2026-03-18
月
-
火
-
水
木
-
金
-
土
-
日
-
Duration: 5:00, non-stop
Boeing 737 (73J)
The flight arrives 1 day after departure.
直行便：
Alaska Airlines AS367
21:55
Seattle-Tacoma (SEA)

05:49(+1)
Washington Dulles (IAD)
Effective 2026-03-19 through 2026-05-12
月
火
水
木
金
土
日
Duration: 4:54, non-stop
Boeing 737 (73J)
The flight arrives 1 day after departure.
直行便：
Alaska Airlines AS367
22:14
Seattle-Tacoma (SEA)

06:13(+1)
Washington Dulles (IAD)
Valid until 2026-01-03
月
火
水
-
木
金
土
日
-
Duration: 4:59, non-stop
Boeing 737 MAX 9 (7M9)
The flight arrives 1 day after departure.
直行便：
Alaska Airlines AS367
22:14
Seattle-Tacoma (SEA)

06:13(+1)
Washington Dulles (IAD)
Effective 2026-01-04 through 2026-01-05
月
火
-
水
-
木
-
金
-
土
-
日
Duration: 4:59, non-stop
Boeing 737 (73J)
The flight arrives 1 day after departure.
直行便：
Alaska Airlines AS367
23:30
Seattle-Tacoma (SEA)

07:28(+1)
Washington Dulles (IAD)
Effective from 2026-06-10
月
火
水
木
金
土
日
Duration: 4:58, non-stop
Boeing 737 (73J)
The flight arrives 1 day after departure.
直行便：
Alaska Airlines AS406
09:34
Seattle-Tacoma (SEA)

17:43
Washington Dulles (IAD)
Valid until 2026-01-05
月
火
-
水
木
金
-
土
-
日
-
Duration: 5:09, non-stop
Boeing 737 MAX 9 (7M9)
直行便：
Alaska Airlines AS406
09:34
Seattle-Tacoma (SEA)

17:43
Washington Dulles (IAD)
Valid until 2026-01-06
月
-
火
水
-
木
-
金
土
日
Duration: 5:09, non-stop
Boeing 737 (73J)
直行便：
Alaska Airlines AS737
08:20
Seattle-Tacoma (SEA)

16:37
Washington Dulles (IAD)
Effective 2026-03-19 through 2026-05-12
月
火
水
木
金
土
日
Duration: 5:17, non-stop
Boeing 737 (73J)
直行便：
Alaska Airlines AS737
08:30
Seattle-Tacoma (SEA)

16:26
Washington Dulles (IAD)
Effective 2026-01-07 through 2026-01-30
月
-
火
-
水
木
-
金
土
-
日
-
Duration: 4:56, non-stop
Boeing 737 MAX 9 (7M9)
直行便：
Alaska Airlines AS737
08:30
Seattle-Tacoma (SEA)

16:26
Washington Dulles (IAD)
Effective 2026-01-08 through 2026-02-05
月
-
火
-
水
-
木
金
-
土
-
日
Duration: 4:56, non-stop
Boeing 737 MAX 8 (7M8)
直行便：
Alaska Airlines AS737
08:30
Seattle-Tacoma (SEA)

16:26
Washington Dulles (IAD)
Effective 2026-01-10 through 2026-02-07
月
-
火
水
-
木
-
金
-
土
日
-
Duration: 4:56, non-stop
Boeing 737-800 (73H)
直行便：
Alaska Airlines AS737
08:30
Seattle-Tacoma (SEA)

16:26
Washington Dulles (IAD)
Effective 2026-01-12 through 2026-01-26
月
火
-
水
-
木
-
金
-
土
-
日
-
Duration: 4:56, non-stop
Boeing 737 (73J)
直行便：
Alaska Airlines AS737
08:30
Seattle-Tacoma (SEA)

16:26
Washington Dulles (IAD)
Effective 2026-02-02 through 2026-02-11
月
火
-
水
木
-
金
土
-
日
Duration: 4:56, non-stop
Boeing 737 MAX 9 (7M9)
直行便：
Alaska Airlines AS737
08:30
Seattle-Tacoma (SEA)

16:26
Washington Dulles (IAD)
Operates only on 2026-02-10
月
-
火
水
-
木
-
金
-
土
-
日
-
Duration: 4:56, non-stop
Boeing 737 MAX 8 (7M8)
直行便：
Alaska Airlines AS737
09:15
Seattle-Tacoma (SEA)

17:16
Washington Dulles (IAD)
Effective from 2026-06-10
月
火
水
木
金
土
日
Duration: 5:01, non-stop
Boeing 737 (73J)
直行便：
Alaska Airlines AS737
09:18
Seattle-Tacoma (SEA)

17:15
Washington Dulles (IAD)
Effective 2026-05-13 through 2026-06-09
月
火
水
木
金
土
日
Duration: 4:57, non-stop
Boeing 737 (73J)
直行便：
Alaska Airlines AS737
09:27
Seattle-Tacoma (SEA)

17:20
Washington Dulles (IAD)
Effective 2026-02-12 through 2026-03-09
月
火
-
水
-
木
金
土
-
日
Duration: 4:53, non-stop
Boeing 737 (73J)
直行便：
Alaska Airlines AS737
09:27
Seattle-Tacoma (SEA)

17:20
Washington Dulles (IAD)
Effective 2026-02-14 through 2026-03-07
月
-
火
水
木
-
金
-
土
日
-
Duration: 4:53, non-stop
Boeing 737 MAX 9 (7M9)
直行便：
Alaska Airlines AS737
09:27
Seattle-Tacoma (SEA)

17:20
Washington Dulles (IAD)
Effective 2026-03-10 through 2026-03-15
月
-
火
水
-
木
-
金
土
日
Duration: 4:53, non-stop
Boeing 737 (73J)
直行便：
Alaska Airlines AS737
09:27
Seattle-Tacoma (SEA)

17:20
Washington Dulles (IAD)
Effective 2026-03-11 through 2026-03-17
月
火
水
木
金
-
土
-
日
-
Duration: 4:53, non-stop
Boeing 737 MAX 9 (7M9)
直行便：
Alaska Airlines AS737
09:55
Seattle-Tacoma (SEA)

17:55
Washington Dulles (IAD)
Operates only on 2026-03-18
月
-
火
-
水
木
-
金
-
土
-
日
-
Duration: 5:00, non-stop
Boeing 737 (73J)
  • 国内線 Seattle-Tacoma (SEA)空港から出発、 Washington Dulles (IAD)空港に到着。
  • この飛行距離は2299 マイルか 3699キロメートルです。
  • 出発地のタイムゾーンは UTC-8 , 目的地のタイムゾーンは UTC-5 . 出発地の現地時間が(loading...)に、目的地の現地時間が(loading...)です。 出発地と目的地の時差は(loading...)時間です。
  • 直行便で最短フライト時間は 4:53 と最長フライト時間は5:17です。
すべてのSEA-IAD フライト
すべて Alaska Airlines フライトが
復路 (IAD-SEA)フライト
ご意見     -     免責条項     -     個人情報