Apparatus

Try JFK, AAL1290, BAW, or N225AN.

route Route

IAD → SEA

382 km avg 3h 39m 3 airlines

Departure

IAD KIAD VFR

Washington Dulles International Airport

Dulles, US

Local time
17:26 EDT
Timezone
America/New_York
Type
Large Airport
Elevation
312 ft
Coordinates
38.9445, -77.4558

cloud Weather

Wind
30° / 11 kt
Visibility
10 SM
Ceiling
SCT 4,400 ft, SCT 10,000 ft, BKN 25,000 ft
Temp / Dew
29°C / 19°C
Altimeter
30.01 inHg

Obs: 2026-08-28T20:52:00.000Z

Raw METAR / TAF 
METAR KIAD 282052Z 03011KT 10SM SCT044TCU SCT100 BKN250 29/19 A3001 RMK AO2 SLP159 TCU OHD T02940194 55006 $

TAF KIAD 282101Z 2821/2924 03011KT P6SM SCT045 SCT100 BKN250 FM290300 01004KT P6SM FEW250 FM291800 12005KT P6SM BKN250

flight Live Traffic

flight_takeoff 105 Departures
flight_land 169 Arrivals

Arrival

SEA KSEA VFR

Seattle–Tacoma International Airport

Seattle, US

Local time
14:26 PDT
Timezone
America/Los_Angeles
Type
Large Airport
Elevation
433 ft
Coordinates
47.4479, -122.3103

cloud Weather

Wind
220° / 10 kt
Visibility
10 SM
Ceiling
SCT 2,500 ft, BKN 5,000 ft
Temp / Dew
21°C / 12°C
Altimeter
30.05 inHg

Obs: 2026-08-28T20:53:00.000Z

Raw METAR / TAF 
METAR KSEA 282053Z 22010KT 10SM SCT025 BKN050 21/12 A3005 RMK AO2 SLP182 T02060117 58008 $

TAF KSEA 282100Z 2821/2924 23009KT P6SM SCT025 BKN050 FM290200 32006KT P6SM BKN050 FM290800 19007KT P6SM -SHRA OVC035 FM291100 19006KT P6SM -SHRA BKN025 OVC030 FM291800 21007KT P6SM -SHRA SCT020 OVC030

flight Live Traffic

flight_takeoff 195 Departures
flight_land 194 Arrivals
Flights tracked
712 showing last 50
Avg duration
3h 39m
Distance
382 km

Live traffic

IAD → SEA. Live aircraft currently filed on this route.

Airlines 3

Airline Flights shown
United Airlines 20
Delta Air Lines 13
Alaska Airlines 12

Recent flights last 50

DateFlightAircraftTakeoffLandingDurationArr Δ
2026-07-26 UAL1964 A12AC2 Jul 26, 22:00 UTCJul 26, 22:30 UTC30m -
2026-07-26 UAL1730 A2BBCC Jul 26, 06:25 UTCJul 26, 10:50 UTC4h 26m -
2026-07-26 DAL309 AB0A9D Jul 26, 05:00 UTCJul 26, 09:35 UTC4h 36m -
2026-07-26 DAL309 AB0A9D Jul 26, 01:30 UTCJul 26, 01:45 UTC15m -
2026-07-26 UAL1730 A12A82 Jul 26, 00:20 UTCJul 26, 02:35 UTC2h 15m -
2026-07-26 ASA263 AD2AEA Jul 26, 00:00 UTCJul 26, 04:20 UTC4h 20m -
2026-07-25 ASA263 AD2AEA Jul 25, 23:58 UTCJul 26, 04:01 UTC4h 3m +55m
2026-07-25 ASA406 AB9276 Jul 25, 23:20 UTCJul 26, 03:25 UTC4h 5m -
2026-07-25 UAL1964 A5D643 Jul 25, 22:05 UTCJul 26, 01:50 UTC3h 45m -
2026-07-25 UAL1730 A12AA5 Jul 25, 06:55 UTCJul 25, 11:25 UTC4h 30m -
2026-07-25 DAL309 AB2C0C Jul 25, 05:10 UTCJul 25, 09:45 UTC4h 35m -
2026-07-25 DAL309 AB2C0C Jul 25, 01:40 UTCJul 25, 02:00 UTC20m -
2026-07-25 DAL309 AB2C0C Jul 25, 01:37 UTCJul 25, 09:44 UTC8h 7m -4m
2026-07-25 UAL1730 A2BBA4 Jul 25, 00:50 UTCJul 25, 03:10 UTC2h 20m -
2026-07-25 ASA263 A5B3AD Jul 25, 00:00 UTCJul 25, 04:25 UTC4h 25m -
2026-07-25 ASA406 A2B1AB Jul 25, 00:00 UTCJul 25, 04:05 UTC4h 5m -
2026-07-24 ASA263 A5B3AD Jul 24, 23:56 UTCJul 25, 04:01 UTC4h 5m +35m
2026-07-24 UAL1964 A12B0E Jul 24, 22:15 UTCJul 25, 02:10 UTC3h 55m -
2026-07-24 UAL1964 A6C248 Jul 24, 17:15 UTCJul 24, 19:35 UTC2h 20m -
2026-07-24 UAL1964 A6C248 Jul 24, 17:27 UTCJul 24, 19:33 UTC2h 6m -8m
2026-07-24 ASA409 A61B4E Jul 24, 10:20 UTCJul 24, 15:40 UTC5h 20m -
2026-07-24 UAL1730 A44918 Jul 24, 06:35 UTCJul 24, 11:00 UTC4h 25m -
2026-07-24 DAL309 AB4866 Jul 24, 05:05 UTCJul 24, 09:40 UTC4h 35m -
2026-07-24 DAL309 AB4866 Jul 24, 01:30 UTCJul 24, 01:40 UTC10m -
2026-07-24 DAL309 AB4866 Jul 24, 01:26 UTCJul 24, 09:35 UTC8h 9m +7m
2026-07-24 UAL1730 A5D33B Jul 24, 00:35 UTCJul 24, 02:50 UTC2h 15m -
2026-07-24 ASA406 A61B4E Jul 24, 00:35 UTCJul 24, 04:45 UTC4h 10m -
2026-07-23 ASA263 A2D92A Jul 23, 23:30 UTCJul 24, 03:45 UTC4h 15m -
2026-07-23 UAL1964 A44940 Jul 23, 22:05 UTCJul 24, 01:55 UTC3h 50m -
2026-07-23 UAL1964 A43EE5 Jul 23, 17:10 UTCJul 23, 19:35 UTC2h 25m -
2026-07-23 ASA409 ACED21 Jul 23, 10:15 UTCJul 23, 15:25 UTC5h 10m -
2026-07-23 UAL1730 A44938 Jul 23, 06:20 UTCJul 23, 10:50 UTC4h 30m -
2026-07-23 DAL309 AB35D3 Jul 23, 05:05 UTCJul 23, 09:40 UTC4h 35m -
2026-07-23 DAL309 AB35D3 Jul 23, 01:31 UTCJul 23, 09:40 UTC8h 9m +14m
2026-07-23 UAL1730 AA7F27 Jul 23, 00:30 UTCJul 23, 02:45 UTC2h 15m -
2026-07-22 ASA263 A22642 Jul 22, 23:35 UTCJul 23, 03:50 UTC4h 15m -
2026-07-22 ASA406 ACED21 Jul 22, 23:30 UTCJul 23, 03:35 UTC4h 5m -
2026-07-22 UAL1964 A12B0E Jul 22, 22:20 UTCJul 23, 02:25 UTC4h 5m -
2026-07-22 UAL1964 A465DF Jul 22, 17:25 UTCJul 22, 19:45 UTC2h 20m -
2026-07-22 DAL309 AAF968 Jul 22, 05:15 UTCJul 22, 05:25 UTC10m -
2026-07-22 ASA406 A9A397 Jul 22, 02:40 UTCJul 22, 04:05 UTC1h 25m -
2026-07-22 DAL309 AAF968 Jul 22, 01:40 UTCJul 22, 01:55 UTC15m -
2026-07-22 UAL1730 A12AE6 Jul 22, 01:40 UTCJul 22, 04:05 UTC2h 25m -
2026-07-21 ASA406 A9A397 Jul 21, 23:55 UTCJul 22, 02:35 UTC2h 40m -
2026-07-21 UAL1964 A5D68A Jul 21, 22:50 UTCJul 22, 02:25 UTC3h 35m -
2026-07-21 ASA737 A2D92A Jul 21, 22:25 UTCJul 22, 03:55 UTC5h 30m -
2026-07-21 UAL1964 A14AD1 Jul 21, 17:30 UTCJul 21, 20:10 UTC2h 40m -
2026-07-21 DAL1015 A3472F Jul 21, 11:35 UTCJul 21, 17:30 UTC5h 55m -
2026-07-21 ASA409 A2DCE1 Jul 21, 10:15 UTCJul 21, 15:30 UTC5h 15m -
2026-07-21 DAL309 AAF1FA Jul 21, 05:05 UTCJul 21, 10:00 UTC4h 55m -

IAD → SEA frequently asked

How long is the flight from IAD to SEA?
Average flight time on the IAD–SEA route is 3h 39m, covering approximately 382 km (237 mi).
What is the distance from IAD to SEA?
The great-circle distance from IAD to SEA is approximately 382 km (237 miles).
Which airlines fly from IAD to SEA?
3 airlines operate this route in our records: United Airlines, Delta Air Lines, Alaska Airlines.
How many flights per week from IAD to SEA?
We've observed ~8 flights per day on this route across our tracking data (712 total flights recorded).
Can I track IAD–SEA flights live?
Yes. The live tracker map above shows aircraft currently flying this route, filtered by departure and arrival airport.