Alaska Airlines flights from SeaTac (SEA) to Arlington (DCA)
Find comprehensive Alaska Airlines flight information, schedules, and booking details for direct flights from SeaTac (SEA), US to Arlington (DCA), US. Alaska Airlines operates 2-3 flights daily flights on this route.• Flight Duration: 4h 56m - 5h 18m (average flight time)• Distance: 2335 miles (3757 km) (air miles between airports)• Daily Flights: 2-3 flights (scheduled departures per day)
SeaTac (SEA)
US
Arlington (DCA)
US
FLIGHT TIME
4h 56m - 5h 18m
FLIGHT DISTANCE
2335 miles (3757 km)
5h 2m - 5h 6m
08:00
13:57
2335 miles (3757 km)
March
1 (Show)
21
Terminal 1 (SEA)
Alaska Airlines Flight Schedule from SeaTac (SEA) to Arlington (DCA)
| Flight | Airline | Departure | Arrival | Aircraft |
|---|---|---|---|---|
AS4 |  Alaska Airlines | 08:00 | 16:06:00 | Boeing 737-800 (winglets) Passenger/BBJ2 |
AS2 | Alaska Airlines | 13:57 | 21:59:00 | Boeing 737-800 (winglets) Passenger/BBJ2 |
Alaska Airlines Monthly Flight Calendar
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Route Insights
Duration variability: Flight duration on this route can vary based on aircraft type, wind conditions, and airline scheduling. Average duration is 4h 56m - 5h 18m.
Pricing patterns: March typically offers lower prices due to reduced demand outside peak travel seasons.
Best departure times: Peak departure times are 8:00, 13:00, offering more flight options and potentially better connections.
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Alaska Airlines Policy Highlights
Baggage Policy
Checked baggage allowance varies depending on fare type and route. Additional charges may apply for excess baggage.
For detailed baggage policies, visit Alaska Airlines airline page or Alaska Airlines official website.
Check-in Information
Online check-in available 24 hours before departure.
Alaska Airlines Terminal Information
Departure Terminal at SeaTac (SEA):
• Alaska Airlines flights from SeaTac (SEA) depart from Terminal Terminal 1
• Terminal Terminal 1: Alaska Airlines operates from this terminal
Frequently Asked Questions about Alaska Airlines Flights
How many Alaska Airlines flights operate from Seattle (SEA) to Washington (DCA)?
Alaska Airlines operates 2 flights from Seattle (SEA) to Washington (DCA).
What city does Washington (DCA) airport serve?
Washington (DCA) airport serves Arlington, US.
How long is the Alaska Airlines flight from Seattle (SEA) to Washington (DCA)?
The flight duration is approximately 4h 56m - 5h 18m.
What is the distance from Seattle (SEA) to Washington (DCA)?
The distance is 2335 miles (3757 km).
What aircraft does Alaska Airlines use on this route?
Alaska Airlines uses Boeing 737-800 (winglets) Passenger/BBJ2 on this route.
Which other airlines operate on this route?
1 other airline operates on this route: Delta Air Lines.
What are the earliest and latest Alaska Airlines flight departure times?
The earliest Alaska Airlines flight departs at 08:00 and the latest departs at 13:57.
Which terminal does Alaska Airlines use at Seattle (SEA)?
Alaska Airlines flights from Seattle (SEA) depart from Terminal Terminal 1.
What is the cheapest month to fly Alaska Airlines from Seattle (SEA) to Washington (DCA)?
March is typically the cheapest month to fly Alaska Airlines on this route.
What is the average price for a Alaska Airlines flight from Seattle (SEA) to Washington (DCA)?
The average price for a round-trip Alaska Airlines flight on this route is approximately $613. Prices can vary based on booking time and demand.
How many Alaska Airlines flights operate per week on this route?
Alaska Airlines operates approximately 21 flights per week from Seattle (SEA) to Washington (DCA).