Airlines with flights from Dulles to Seattle

There are four airlines with scheduled flights between IAD and SEA. Alaska Airlines, United and Delta has non-stop flights from Dulles to Seattle Airport and the flight time is 5 hours and 54 minutes.

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Schedules

Non-stop with Alaska Airlines

  • Total flight time: 5 hours and 54 minutes
  • One World Alliance
  • Seattle is a Alaska Airlines hub (Primary hub).
  • 11 flights per week
  • Boeing 737-800 (winglets) Passenger/BBJ2
    Boeing 737-900 (winglets) Passenger/BBJ3
    Boeing 737MAX 9 Passenger
  • Business and first class available
IAD
Direct
SEA
 
Flight
Mon
Dec 16
Tue
Dec 17
Wed
Dec 18
Thu
Dec 19
Fri
Dec 20
Sat
Dec 21
Sun
Dec 22
AS499
07:00
07:00
07:00
07:00
07:00
07:42
07:00
AS351
15:54
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AS406
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18:58
18:58
18:58
18:58
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The timetable & schedule information was updated at 2024-11-19

Non-stop with United Airlines

  • Total flight time: 5 hours and 59 minutes
  • Dulles is a United Airlines hub (Secondary hub).
  • 7 flights per week
  • Boeing 737-900 Passenger
    Boeing 737-800 Passenger
    Airbus A319
    Airbus A320
  • First class available
IAD
Direct
SEA
 
Flight
Mon
Dec 16
Tue
Dec 17
Wed
Dec 18
Thu
Dec 19
Fri
Dec 20
Sat
Dec 21
Sun
Dec 22
UA1964
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08:35
08:35
08:35
08:35
UA326
17:15
17:15
17:15
17:28
17:28
17:35
17:28
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The timetable & schedule information was updated at 2024-11-19

Non-stop with Delta Air Lines

  • Total flight time: 6 hours and 2 minutes
  • Sky Team Alliance
  • Seattle is a Delta Air Lines hub.
  • 7 flights per week
  • Code 223
  • First class available
IAD
Direct
SEA
 
Flight
Mon
Dec 16
Tue
Dec 17
Wed
Dec 18
Thu
Dec 19
Fri
Dec 20
Sat
Dec 21
Sun
Dec 22
DL1084
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07:30
07:30
07:30
DL555
18:20
18:20
18:20
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SHOW RETURN SCHEDULE
CHECK PRICES FOR IAD - SEA

The timetable & schedule information was updated at 2024-11-19

Via Atlanta with Delta Air Lines

  • Total flight time: 8h 05m - 10h 44m.
  • Sky Team Alliance
  • Seattle is a Delta Air Lines hub.
  • 28 flights per week
  • Code 223
IAD
 
Via ATL
 
SEA
 
Flight
Mon
Dec 16
Tue
Dec 17
Wed
Dec 18
Thu
Dec 19
Fri
Dec 20
Sat
Dec 21
Sun
Dec 22
DL3631
DL734
06:00
06:00
06:00
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DL2550
DL774
06:00
06:00
06:00
06:00
06:00
06:00
06:00
DL3853
DL734
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06:00
06:00
06:00
06:00
DL3996
DL889
06:07
06:07
06:07
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DL432
DL2995
06:55
06:55
06:55
07:00
07:00
07:00
07:00
DL1354
DL629
07:45
07:45
07:45
07:15
07:15
07:15
07:15
DL1444
DL481
09:47
10:05
09:47
10:00
10:00
09:43
10:00
DL1444
DL629
09:47
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09:47
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DL3700
DL877
11:40
11:40
11:40
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DL3950
DL740
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12:15
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13:40
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DL3868
DL944
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12:30
12:30
12:30
12:30
DL1400
DL814
12:45
12:45
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DL3671
DL944
13:35
13:35
13:35
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DL719
DL814
15:11
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15:11
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DL5397
DL688
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16:15
16:15
DL1695
DL903
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16:41
16:41
16:41
16:41
DL1695
DL727
17:04
18:39
18:39
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DL3647
DL505
17:24
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DL4814
DL565
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17:27
17:27
17:27
17:27
DL4104
DL565
17:35
17:35
17:35
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DL3680
DL876
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18:22
18:22
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DL2902
DL903
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18:57
18:57
18:57
18:57
SHOW RETURN SCHEDULE
CHECK PRICES FOR IAD - SEA

The timetable & schedule information was updated at 2024-11-19

Via Denver with United Airlines

  • Total flight time: 7h 46m - 10h 12m.
  • Dulles is a United Airlines hub (Secondary hub).
  • 26 flights per week
  • Boeing 737-900 Passenger
    Boeing 737-800 Passenger
    Airbus A319
    Airbus A320
IAD
 
Via DEN
 
SEA
 
Flight
Mon
Dec 16
Tue
Dec 17
Wed
Dec 18
Thu
Dec 19
Fri
Dec 20
Sat
Dec 21
Sun
Dec 22
UA1891
UA1330
06:00
06:00
06:00
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UA1366
UA2246
08:20
08:20
08:20
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UA1366
UA316
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08:25
08:25
08:25
08:25
UA1710
UA1540
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08:35
08:35
UA1937
UA745
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12:35
12:35
12:35
12:35
UA3541
UA2456
12:55
12:55
12:55
12:40
12:40
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12:40
UA1581
UA2278
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12:45
12:45
12:55
12:40
UA510
UA759
12:45
12:45
12:45
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UA284
UA299
16:00
16:00
16:00
16:05
16:05
16:05
16:05
UA284
UA2651
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16:05
16:05
16:05
16:05
UA2497
UA2211
17:20
17:20
17:20
17:22
17:22
17:35
17:35
UA2463
UA2651
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----
----
17:35
17:35
17:35
17:35
UA2398
UA770
----
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17:37
17:37
17:37
17:37
SHOW RETURN SCHEDULE
CHECK PRICES FOR IAD - SEA

The timetable & schedule information was updated at 2024-11-19

Via Chicago with United Airlines

  • Total flight time: 7h 27m - 12h 44m.
  • Dulles is a United Airlines hub (Secondary hub).
  • 19 flights per week
  • Boeing 737-900 Passenger
    Boeing 737-800 Passenger
    Airbus A319
    Airbus A320
IAD
 
Via ORD
 
SEA
 
Flight
Mon
Dec 16
Tue
Dec 17
Wed
Dec 18
Thu
Dec 19
Fri
Dec 20
Sat
Dec 21
Sun
Dec 22
UA1891
UA1330
06:00
06:00
06:00
----
----
----
----
UA1366
UA2246
08:20
08:20
08:20
----
----
----
----
UA1366
UA316
----
----
----
08:25
08:25
08:25
08:25
UA1710
UA1540
----
----
----
----
----
08:35
08:35
UA1937
UA745
----
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----
12:35
12:35
12:35
12:35
UA3541
UA2456
12:55
12:55
12:55
12:40
12:40
----
12:40
UA1581
UA2278
----
----
----
12:45
12:45
12:55
12:40
UA510
UA759
12:45
12:45
12:45
----
----
----
----
UA284
UA299
16:00
16:00
16:00
16:05
16:05
16:05
16:05
UA284
UA2651
----
----
----
16:05
16:05
16:05
16:05
UA2497
UA2211
17:20
17:20
17:20
17:22
17:22
17:35
17:35
UA2463
UA2651
----
----
----
17:35
17:35
17:35
17:35
UA2398
UA770
----
----
----
17:37
17:37
17:37
17:37
SHOW RETURN SCHEDULE
CHECK PRICES FOR IAD - SEA

The timetable & schedule information was updated at 2024-11-19

Via Denver with Southwest Airlines

  • Total flight time: 7h 30m - 12h 15m.
  • Low-cost airline
  • 16 flights per week
IAD
 
Via DEN
 
SEA
 
Flight
Mon
Dec 16
Tue
Dec 17
Wed
Dec 18
Thu
Dec 19
Fri
Dec 20
Sat
Dec 21
Sun
Dec 22
WN1130
WN964
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05:15
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05:15
WN513
WN4435
07:25
07:25
07:25
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WN1476
WN247
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14:25
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14:25
WN1476
WN540
----
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14:25
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14:25
WN1130
WN540
17:45
17:45
17:45
19:35
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20:00
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WN3746
WN1061
----
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----
----
20:00
----
20:00
SHOW RETURN SCHEDULE
CHECK PRICES FOR IAD - SEA

The timetable & schedule information was updated at 2024-11-19

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