How long is the AY4588 flight?

The timetable allows 5 h 46 min. Washington to Seattle is 3,701 km (2,300 mi).

What other flight numbers does AY4588 have?

Also listed as FIN4588 (Finnair's ICAO code) and AY 4588.

AY4588 Flight Status Finnair: Washington to Seattle (FIN4588)

AY 4588 Washington to Seattle Flight Status

Not scheduled today. Latest flight: August 17th, 2026 ; recent history is in the table below.

AY 4588 Flight Status & Schedule Finnair Washington to Seattle

Date	From	To	Departure	Arrival	Status	Details
Aug 17	IAD	SEA	09:37	11:55	Landed	Track >
Aug 09	IAD	SEA	09:40	11:49	Landed	Track >

Finnair's Washington–Seattle flight covers 3,701 km (2,300 mi). The timetable allows 5 h 46 min; there is not enough recent history yet to say how long it usually takes. It is not flying today; the last flight, on 17 August 2026, landed on time.

< All Washington IAD Departures All Seattle SEA Arrivals >

About AY 4588

Route: Washington Dulles International Airport IAD to Seattle Tacoma International Airport SEA
Distance: 3,701 km (2,300 mi)
Scheduled flight time: 5 h 46 min

AY 4588 FAQ

How long is the AY4588 flight?: The timetable allows 5 h 46 min. Washington to Seattle is 3,701 km (2,300 mi).
What other flight numbers does AY4588 have?: Also listed as FIN4588 (Finnair's ICAO code) and AY 4588.

AY4588 and Washington IAD to Seattle SEA Flights

Flight AY4588 is a code-share Finnair flight of the Alaska Airlines operated AS361.

Other flights departing from Washington IAD: UA1832, AS361, UA3866

Other flights arriving at Seattle SEA: AS361, QX2159

All flights connecting Washington IAD to Seattle SEA.