Alaska Airlines AS409 Flight Status
According to Trip.com latest record on status for Alaska Airlines flight AS409 from Washington D.C. to Seattle (IAD-SEA): Flights for Jun 21, 2026 are scheduled, with the next departure slated for 06:03 from IAD and an expected arrival at 08:10 at SEA .
Sat, Jun 20
Sun, Jun 21
Mon, Jun 22
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Arrived
The flight arrived 48m late.
5h 45m
Check-in Counter
AREA 3
Boarding Gate
B67
Arrival Gate
C18
Baggage
10
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Scheduled
Your flight will depart on time.
5h 45m
Check-in Counter
AREA 3
Boarding Gate
B67
Arrival Gate
C9
Baggage
10
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Scheduled
Your flight will depart on time.
5h 45m
Check-in Counter
AREA 3
Boarding Gate
B65
Arrival Gate
D7
Baggage
10
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AS409 Aircraft Specifications
According to Trip.com real-time data, the AS409 flight from Washington D.C. to Seattle on 6/21/2026 is operated using the aircraft model Boeing 737-900. This aircraft has been in service for 11y, 2m. The aircraft has 178 seats.
Boeing 737-900
On-Time Departure
71%
On-Time Arrival
76%
Avg. Delay
4 minutes
Aircraft Age
11y, 2m
Total Seats
178
Flight Distance
--
Economy
Premium Economy
First
Cabin Amenities
None
Inflight entertainment is available
Wi-Fi (additional charge)
USB port and power outlet
Seat Information
--
Legroom
43 cm
Seat width better than on 55% of flights
100°
Reclining Angle
3-3
Seat layout example
Cabin Amenities
Meal included
In-flight entertainment is unavailable
Wi-Fi is available
USB port and power outlet
Seat Information
89 cm
More legroom than on 52% of flights
43 cm
Seat width better than on 10% of flights
100°
Reclining Angle
3-3
Seat layout example
Cabin Amenities
Meal included
Inflight entertainment is available
Wi-Fi (additional charge)
USB port and power outlet
Seat Information
104 cm
More legroom than on 78% of flights
53 cm
Seat width better than on 56% of flights
120°
Reclining Angle
2-2
Seat layout example
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AS409 Flight History
Trip.com historical records show that the last AS409 flight departed on Sat, Jun 20 from IAD at approximately 07:11. This flight is expected to arrrive in SEA at 09:36.
| Date | Airport | Aircraft Model | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Departure | Arrival | |||||
| Tue, Jun 16 | Washington D.C. (IAD) | Seattle (SEA) | B39M | 06:14 | 08:32 | Arrived |
| Wed, Jun 17 | Washington D.C. (IAD) | Seattle (SEA) | 739 | 06:20 | 08:49 | Arrived |
| Thu, Jun 18 | Washington D.C. (IAD) | Seattle (SEA) | 739 | 06:13 | 08:38 | Arrived |
| Fri, Jun 19 | Washington D.C. (IAD) | Seattle (SEA) | 739 | 06:29 | 08:51 | Arrived |
| Sat, Jun 20 | Washington D.C. (IAD) | Seattle (SEA) | 739 | 07:11 | 09:36 | Arrived |
| Sun, Jun 21 | Washington D.C. (IAD) | Seattle (SEA) | 739 | 06:03 | 08:10 | Scheduled |
| Mon, Jun 22 | Washington D.C. (IAD) | Seattle (SEA) | 739 | 06:03 | 08:48 | Scheduled |
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AS409 On-Time Performance
Based on the average performance of this flight over the last 30 trips, the on-time departure rate of AS409 is 71% (Late on average 30 minutes), and the on-time arrival rate is 76% (Late on average 4 minutes).
On-Time Departures
Punctuality
71%
Late on average 30 minutes
Early
0%
On time
71%
30 mins late
12%
60 mins late
18%
90 mins late
0%
Cancelled
0%
On-Time Arrivals
Punctuality
76%
Late on average 4 minutes
Early
53%
On time
24%
30 mins late
24%
60 mins late
0%
90 mins late
0%
Cancelled
0%
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Low-Cost Return Flights to Washington D.C.
- Tue, Jul 14Seattle (SEA)Washington D.C. (WAS)
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Time on arrival: Washington D.C. 11:48| Seattle 08:48
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