Apparatus

Try JFK, AAL1290, BAW, or N225AN.

route Route

SEA → DCA

3,738 km avg 4h 37m 1 airline

Departure

SEA KSEA VFR

Seattle–Tacoma International Airport

Seattle, US

Local time
07:37 PDT
Timezone
America/Los_Angeles
Type
Large Airport
Elevation
433 ft
Coordinates
47.4479, -122.3103

cloud Weather

Wind
0° / 0 kt
Visibility
10 SM
Ceiling
FEW 15,000 ft, FEW 21,000 ft
Temp / Dew
15°C / 8°C
Altimeter
30.10 inHg

Obs: 2026-07-14T13:53:00.000Z

Raw METAR / TAF 
METAR KSEA 141353Z 00000KT 10SM FEW150 FEW210 15/08 A3010 RMK AO2 SLP196 ACSL DSNT SE T01500078 $

TAF KSEA 141120Z 1412/1518 01005KT P6SM SKC FM141900 31008KT P6SM SKC FM150700 36004KT P6SM BKN120

flight Live Traffic

flight_takeoff 302 Departures
flight_land 355 Arrivals

Arrival

DCA KDCA VFR

Ronald Reagan Washington National Airport

Washington, US

Local time
10:37 EDT
Timezone
America/New_York
Type
Large Airport
Elevation
15 ft
Coordinates
38.8521, -77.0377

cloud Weather

Wind
180° / 8 kt
Visibility
10 SM
Ceiling
FEW 25,000 ft
Temp / Dew
27°C / 21°C
Altimeter
30.16 inHg

Obs: 2026-07-14T13:52:00.000Z

Raw METAR / TAF 
METAR KDCA 141352Z 18008KT 10SM FEW250 27/21 A3016 RMK AO2 SLP213 T02720211

TAF KDCA 141128Z 1412/1518 22004KT P6SM SKC FM141600 18008KT P6SM FEW050 FM150500 22005KT P6SM FEW250
Flights tracked
240 showing last 50
Avg duration
4h 37m
Distance
3,738 km

Live traffic

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

Airlines 1

Airline Flights shown
Alaska Airlines 10

Other connections

More destinations from SEA

More origins to DCA

Recent flights last 50

DateFlightAircraftTakeoffLandingDurationArr Δ
2026-07-13 ASA4 A7888C Jul 13, 15:30 UTCJul 13, 20:00 UTC4h 30m -
2026-07-13 DAL786 A6BFA6 Jul 13, 15:05 UTCJul 13, 19:35 UTC4h 30m -
2026-07-12 ASA2 A6CE36 Jul 12, 21:15 UTCJul 13, 01:50 UTC4h 35m -
2026-07-12 ASA4 A6504B Jul 12, 15:10 UTCJul 12, 19:40 UTC4h 30m -
2026-07-12 DAL786 A6A6F6 Jul 12, 14:45 UTCJul 12, 19:10 UTC4h 25m -
2026-07-11 ASA2 AAF0C3 Jul 11, 21:10 UTCJul 12, 01:55 UTC4h 45m -
2026-07-11 ASA4 A73220 Jul 11, 15:25 UTCJul 11, 20:00 UTC4h 35m -
2026-07-11 DAL786 A6833B Jul 11, 14:35 UTCJul 11, 19:10 UTC4h 35m -
2026-07-10 ASA2 A735D7 Jul 10, 22:10 UTCJul 11, 02:45 UTC4h 35m -
2026-07-10 ASA4 A7AC54 Jul 10, 16:00 UTCJul 10, 20:40 UTC4h 40m -
2026-07-10 DAL786 A69BCD Jul 10, 14:50 UTCJul 10, 19:30 UTC4h 40m -
2026-07-09 ASA2 AAF0C3 Jul 9, 22:25 UTCJul 10, 02:55 UTC4h 30m -
2026-07-09 ASA4 AB1842 Jul 9, 15:25 UTCJul 9, 20:20 UTC4h 55m -
2026-07-09 DAL786 A6DBF3 Jul 9, 14:50 UTCJul 9, 19:20 UTC4h 30m -
2026-07-08 ASA2 A69424 Jul 8, 21:15 UTCJul 9, 01:50 UTC4h 35m -
2026-07-08 ASA4 A69B92 Jul 8, 15:35 UTCJul 8, 20:05 UTC4h 30m -
2026-07-08 DAL786 A65086 Jul 8, 14:45 UTCJul 8, 19:15 UTC4h 30m -
2026-07-07 ASA2 A66CA5 Jul 7, 23:14 UTCJul 8, 03:43 UTC4h 29m +127m
2026-07-07 ASA2 A66CA5 Jul 7, 23:15 UTCJul 8, 03:45 UTC4h 30m -
2026-07-07 ASA4 A677CA Jul 7, 15:30 UTCJul 7, 20:20 UTC4h 50m -
2026-07-07 DAL786 A66576 Jul 7, 14:40 UTCJul 7, 19:15 UTC4h 35m -
2026-07-06 ASA2 A79D78 Jul 6, 22:50 UTCJul 7, 03:20 UTC4h 30m -
2026-07-06 ASA4 A7398E Jul 6, 16:00 UTCJul 6, 20:35 UTC4h 35m -
2026-07-06 DAL786 A641BF Jul 6, 14:45 UTCJul 6, 19:15 UTC4h 30m -
2026-07-05 ASA2 A74E7A Jul 5, 21:30 UTCJul 6, 02:45 UTC5h 15m -
2026-07-05 ASA4 AB10D4 Jul 5, 15:30 UTCJul 5, 20:05 UTC4h 35m -
2026-07-05 DAL786 A68D02 Jul 5, 14:35 UTCJul 5, 19:10 UTC4h 35m -
2026-07-03 ASA2 A6B7EC Jul 3, 21:40 UTCJul 4, 02:20 UTC4h 40m -
2026-07-03 ASA4 A71D34 Jul 3, 15:30 UTCJul 3, 20:05 UTC4h 35m -
2026-07-03 DAL786 A69463 Jul 3, 14:45 UTCJul 3, 19:25 UTC4h 40m -
2026-07-02 ASA2 A67B81 Jul 2, 21:10 UTCJul 3, 01:40 UTC4h 30m -
2026-07-02 DAL786 A6833B Jul 2, 20:55 UTCJul 3, 02:06 UTC5h 11m +16m
2026-07-02 ASA4 AB1842 Jul 2, 15:30 UTCJul 2, 20:10 UTC4h 40m -
2026-07-02 DAL786 A6833B Jul 2, 14:40 UTCJul 2, 19:15 UTC4h 35m -
2026-07-01 ASA2 A6A6B7 Jul 1, 21:15 UTCJul 2, 01:50 UTC4h 35m -
2026-07-01 ASA4 A7486A Jul 1, 15:15 UTCJul 1, 19:50 UTC4h 35m -
2026-07-01 DAL786 A6692D Jul 1, 14:40 UTCJul 1, 19:10 UTC4h 30m -
2026-06-30 ASA2 A6BF5A Jun 30, 21:20 UTCJul 1, 01:45 UTC4h 25m -
2026-06-30 ASA4 A79768 Jun 30, 15:35 UTCJun 30, 20:05 UTC4h 30m -
2026-06-30 DAL786 A66CE0 Jun 30, 14:45 UTCJun 30, 19:10 UTC4h 25m -
2026-06-29 ASA2 A6C6C8 Jun 29, 21:09 UTCJun 30, 01:45 UTC4h 36m -
2026-06-29 ASA4 A697DB Jun 29, 15:19 UTCJun 29, 20:04 UTC4h 45m -
2026-06-29 DAL786 A6E720 Jun 29, 14:39 UTCJun 29, 19:20 UTC4h 40m -
2026-06-28 ASA2 AAF831 Jun 28, 22:10 UTCJun 29, 02:50 UTC4h 40m -
2026-06-28 ASA4 AB1842 Jun 28, 15:14 UTCJun 28, 19:59 UTC4h 45m -
2026-06-28 DAL786 A6492F Jun 28, 14:34 UTCJun 28, 19:29 UTC4h 55m -
2026-06-27 ASA2 A657B9 Jun 27, 21:10 UTCJun 28, 01:44 UTC4h 35m -
2026-06-27 ASA4 A73D45 Jun 27, 15:19 UTCJun 27, 19:55 UTC4h 35m -
2026-06-27 DAL786 A69463 Jun 27, 14:35 UTCJun 27, 19:15 UTC4h 40m -
2026-06-26 ASA2 A7B3C2 Jun 26, 21:04 UTCJun 27, 01:24 UTC4h 20m -

SEA → DCA frequently asked

How long is the flight from SEA to DCA?
Average flight time on the SEA–DCA route is 4h 37m, covering approximately 3,738 km (2,321 mi).
What is the distance from SEA to DCA?
The great-circle distance from SEA to DCA is approximately 3,738 km (2,321 miles).
Which airlines fly from SEA to DCA?
1 airline operates this route in our records: Alaska Airlines.
How many flights per week from SEA to DCA?
We've observed ~3 flights per day on this route across our tracking data (240 total flights recorded).
Can I track SEA–DCA flights live?
Yes. The live tracker map above shows aircraft currently flying this route, filtered by departure and arrival airport.