Apparatus

Try JFK, AAL1290, BAW, or N225AN.

route Route

SEA → DCA

122 km avg 4h 22m 1 airline

Departure

SEA KSEA VFR

Seattle–Tacoma International Airport

Seattle, US

Local time
20:38 PDT
Timezone
America/Los_Angeles
Type
Large Airport
Elevation
433 ft
Coordinates
47.4479, -122.3103

cloud Weather

Wind
300° / 3 kt
Visibility
10 SM
Ceiling
FEW 5,000 ft, BKN 6,500 ft
Temp / Dew
18°C / 12°C
Altimeter
29.99 inHg

Obs: 2026-08-29T02:53:00.000Z

Raw METAR / TAF 
METAR KSEA 290253Z 30003KT 10SM FEW050 BKN065 18/12 A2999 RMK AO2 SLP160 T01830117 55006 $

TAF KSEA 290308Z 2903/3006 32004KT P6SM FEW050 BKN070 FM290800 19007KT P6SM -SHRA OVC030 FM291100 19006KT P6SM -SHRA BKN025 OVC030 FM291800 21007KT P6SM -SHRA SCT020 OVC030 FM292000 23008KT P6SM -SHRA SCT025 BKN040

flight Live Traffic

flight_takeoff 181 Departures
flight_land 208 Arrivals

Arrival

DCA KDCA VFR

Ronald Reagan Washington National Airport

Washington, US

Local time
23:38 EDT
Timezone
America/New_York
Type
Large Airport
Elevation
15 ft
Coordinates
38.8521, -77.0377

cloud Weather

Wind
0° / 0 kt
Visibility
10 SM
Ceiling
FEW 8,500 ft, SCT 25,000 ft
Temp / Dew
26°C / 19°C
Altimeter
30.08 inHg

Obs: 2026-08-29T02:52:00.000Z

Raw METAR / TAF 
METAR KDCA 290252Z 00000KT 10SM FEW085 SCT250 26/19 A3008 RMK AO2 SLP187 T02560194 51020

TAF KDCA 290258Z 2903/3006 02005KT P6SM FEW080 SCT250 FM291600 06006KT P6SM FEW045 SCT250 FM292000 15006KT P6SM SCT250

flight Live Traffic

flight_takeoff 187 Departures
flight_land 151 Arrivals
Flights tracked
274 showing last 50
Avg duration
4h 22m
Distance
122 km

Live traffic

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

Airlines 1

Airline Flights shown
Alaska Airlines 15

Recent flights last 50

DateFlightAircraftTakeoffLandingDurationArr Δ
2026-07-26 ASA2 A7A89D Jul 26, 21:05 UTCJul 26, 21:15 UTC10m -
2026-07-26 ASA4 A73220 Jul 26, 15:20 UTCJul 26, 19:30 UTC4h 10m -
2026-07-25 ASA2 A6705C Jul 25, 21:10 UTCJul 26, 01:25 UTC4h 15m -
2026-07-25 ASA4 A74E7A Jul 25, 15:20 UTCJul 25, 19:40 UTC4h 20m -
2026-07-24 ASA2 A79D78 Jul 24, 21:05 UTCJul 25, 01:20 UTC4h 15m -
2026-07-24 ASA4 A7398E Jul 24, 15:25 UTCJul 24, 19:45 UTC4h 20m -
2026-07-23 ASA2 A7888C Jul 23, 21:15 UTCJul 24, 01:30 UTC4h 15m -
2026-07-23 ASA4 A6AA6E Jul 23, 15:15 UTCJul 23, 19:40 UTC4h 25m -
2026-07-22 ASA2 A69F49 Jul 22, 21:50 UTCJul 23, 02:05 UTC4h 15m -
2026-07-22 ASA4 A7B779 Jul 22, 15:15 UTCJul 22, 19:30 UTC4h 15m -
2026-07-21 ASA2 A779B0 Jul 21, 21:30 UTCJul 22, 02:25 UTC4h 55m -
2026-07-21 ASA4 A744B3 Jul 21, 15:40 UTCJul 21, 20:05 UTC4h 25m -
2026-07-20 ASA2 ABA152 Jul 20, 21:05 UTCJul 21, 01:10 UTC4h 4m -
2026-07-20 ASA4 A688FF Jul 20, 15:30 UTCJul 20, 19:30 UTC4h 0m -
2026-07-20 DAL786 A6692D Jul 20, 14:45 UTCJul 20, 19:00 UTC4h 15m -
2026-07-19 ASA2 A7A89D Jul 19, 22:20 UTCJul 20, 02:30 UTC4h 10m -
2026-07-19 ASA4 A6BBA3 Jul 19, 15:30 UTCJul 19, 19:45 UTC4h 15m -
2026-07-19 DAL786 A65454 Jul 19, 14:40 UTCJul 19, 18:50 UTC4h 10m -
2026-07-18 ASA2 A697DB Jul 18, 21:00 UTCJul 19, 01:25 UTC4h 25m -
2026-07-18 DAL786 A6DBF3 Jul 18, 14:40 UTCJul 18, 19:50 UTC5h 10m -
2026-07-17 ASA2 A67B81 Jul 17, 21:30 UTCJul 18, 01:54 UTC4h 25m -
2026-07-17 DAL786 A6B0BD Jul 17, 14:35 UTCJul 17, 19:09 UTC4h 35m -
2026-07-16 ASA2 A79D78 Jul 16, 22:49 UTCJul 17, 03:20 UTC4h 30m -
2026-07-16 ASA4 A726FB Jul 16, 15:35 UTCJul 16, 20:05 UTC4h 30m -
2026-07-16 ASA4 A726FB Jul 16, 15:34 UTCJul 16, 19:50 UTC4h 16m -1m
2026-07-16 DAL786 A6833B Jul 16, 14:35 UTCJul 16, 18:55 UTC4h 20m -
2026-07-16 DAL786 A6833B Jul 16, 14:32 UTCJul 16, 18:50 UTC4h 18m +1m
2026-07-15 ASA2 A6B07E Jul 15, 21:20 UTCJul 16, 01:55 UTC4h 35m -
2026-07-15 ASA4 A69424 Jul 15, 15:45 UTCJul 15, 20:15 UTC4h 30m -
2026-07-15 DAL786 A6BBEF Jul 15, 14:45 UTCJul 15, 19:15 UTC4h 30m -
2026-07-14 ASA2 A7486A Jul 14, 22:25 UTCJul 15, 02:55 UTC4h 29m -
2026-07-14 ASA4 A6A300 Jul 14, 16:36 UTCJul 14, 21:18 UTC4h 42m +45m
2026-07-14 ASA4 A6A300 Jul 14, 16:40 UTCJul 14, 21:10 UTC4h 30m -
2026-07-14 DAL786 A6B470 Jul 14, 14:45 UTCJul 14, 19:20 UTC4h 35m -
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 -

SEA → DCA frequently asked

How long is the flight from SEA to DCA?
Average flight time on the SEA–DCA route is 4h 22m, covering approximately 122 km (76 mi).
What is the distance from SEA to DCA?
The great-circle distance from SEA to DCA is approximately 122 km (76 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 (274 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.