SEA KSEA → DCA KDCA

Seattle–Tacoma International Airport → Ronald Reagan Washington National Airport

🇺🇸 Seattle, US → 🇺🇸 Washington, US

Departure Airport
Seattle–Tacoma International Airport
ICAO Code:
KSEA
IATA Code:
SEA
City:
🇺🇸 Seattle
Country:
US
Elevation:
433 ft
Destination Airport
Ronald Reagan Washington National Airport
ICAO Code:
KDCA
IATA Code:
DCA
City:
🇺🇸 Washington
Country:
US
Elevation:
15 ft

2

Operators

1

Daily Flight

2325

Miles

4h 19m

Flight Duration
Route Map
Operating Airlines
Alaska Airlines ICAO: ASA • IATA: AS
Delta Air Lines ICAO: DAL • IATA: DL
Airline ICAO IATA
Alaska Airlines ASA AS
Delta Air Lines DAL DL
Flight Schedule Pattern
Day Flights Observed Frequency Activity
Monday 2 15%
Tuesday 1 8%
Wednesday 2 15%
Thursday 1 8%
Friday 2 15%
Saturday 3 23%
Sunday 2 15%
Pattern Analysis
1 Daily Flight:
ASA2
Data Points: 13
API observations used to build this analysis
Weekdays: 8 flights
Weekend: 5 flights
Business Route More active on weekdays
All Flight Routes
2 Routes
Note: This table shows aggregated route data by airline. Each airline may operate multiple daily flights at different times. See the "Spotted Departure Times" section below for all observed departure times.
Airline Flight Numbers Aircraft Type Typical Time Days Active Last Seen Status
ASA2 B738 13:55 1:55 PM (Representative)
M T W T F S S
Dec 23, 2025 Active
- B752 -
M T W T F S S
Sep 20, 2025 Active
Total Routes: 2
Active Routes: 2
Unique Airlines: 2
Aircraft Types: 2
Spotted Departure Times
Departure Time Operator ICAO IATA
13:55 1:55 PM Alaska Airlines ASA AS
Time Information

Times are shown in the departure airport's local timezone (KSEA - America/Los_Angeles).

Total Departure Times: 1
Time Range:
13:55 - 13:55
These are typical departure times observed from actual flights. Times may vary by season and schedule changes.