Flight AS 366: Seattle → Washington Dulles

Alaska Airlines4 October 2026ScheduledUpdated 4 min ago, official airport data

All flights Seattle → Washington Dulles

Departure

Seattle SEA

15:56

Scheduled

Gate: N18

Not departed yet

Flight time: 5 h 03 min

Arrival

Washington Dulles IAD

23:44

Expected23:59 scheduled15 min early

Data from the official airport boards. Times are local to each airport.

Follow flight AS 366, 4 October 2026

We will message you when the status, time, terminal, check-in desk or gate changes on the airport board, exactly as the board shows it. Every message has a Stop button or link.

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Flight time: 5 h 03 min
Distance: ≈ 3,702 km
Days of the week

Punctuality of flight AS 366

The last 60 days of boards hold fewer than 5 finished flights with a known departure time: too few to count punctuality.

Flight AS 366: schedule and upcoming dates

Days it flew in the last 60 days
Usual departure time: 15:56
Usual arrival time: 23:59

Dates already on the boards

Sun 4 OctDeparture 15:56, Arrival 23:59Scheduled
Mon 5 OctArrival 23:59Scheduled

Follow flight AS 366, 5 October 2026

We will message you when the status, time, terminal, check-in desk or gate changes on the airport board, exactly as the board shows it. Every message has a Stop button or link.

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Route of flight AS 366

Departure airport: Seattle (SEA). Arrival airport: Washington Dulles (IAD). Scheduled flight time: about 5 h 03 min. Distance between the airports: about 3,702 km in a straight line.

Questions about flight AS 366

Is flight AS 366 on time today?

For 4 October 2026 the airport board shows flight AS 366 as “Scheduled”. Departure: Seattle, 15:56. Arrival: Washington Dulles, 23:44.

Which terminal and gate does flight AS 366 use?

Seattle (SEA): Gate N18. Gates are announced shortly before boarding and can change: check the screens at the airport.

How often is flight AS 366 delayed?

The last 60 days of boards hold fewer than 5 finished flights with a known departure time: too few to count punctuality.

How long does flight AS 366 take?

About 5 h 03 min by the schedule. The airports are 3702 km apart.

On which days does flight AS 366 operate?

In the last 60 days it was on the boards on: Monday, Sunday.

How can I get notified when flight AS 366 changes?

Use the notifications block at the top of this page: Telegram or e-mail. We will message you when the status, time, terminal, check-in desk or gate changes on the airport board, exactly as the board shows it. Every message has a Stop button or link.

Flight AS 366, 4 October 2026