Alaska Airlines flights from SEA to BWI
Find comprehensive Alaska Airlines flight information, schedules, and booking details for direct flights from SEA to BWI. Alaska Airlines operates 1-2 flights daily flights on this route.• Flight Duration: 4h 55m - 5h 09m (average flight time)• Distance: 2342 miles (3768 km) (air miles between airports)• Daily Flights: 1-2 flights (scheduled departures per day)
SEA
BWI
FLIGHT TIME
4h 55m - 5h 09m
FLIGHT DISTANCE
2342 miles (3768 km)
5h 3m - 5h 8m
10:00
21:36
2342 miles (3768 km)
January
1 (Show)
11
Alaska Airlines Flight Schedule from SEA to BWI
| Flight | Airline | Departure | Arrival | Aircraft |
|---|---|---|---|---|
AS378 |  Alaska Airlines | 10:00 | 18:08:00 | Boeing 737MAX 9 Passenger |
AS344 | Alaska Airlines | 21:36 | 05:39:00 | Boeing 737MAX 9 Passenger |
Alaska Airlines Monthly Flight Calendar
December 2025
Route Insights
Duration variability: Flight duration on this route can vary based on aircraft type, wind conditions, and airline scheduling. Average duration is 4h 55m - 5h 09m.
Pricing patterns: January typically offers lower prices due to reduced demand outside peak travel seasons.
Best departure times: Peak departure times are 10:00, 21:00, offering more flight options and potentially better connections.
SEA - BWI flight price statistics
$511
ApproximateThe numbers are average prices found based on user searches for direct flights between the airports. It's calculated from the cheapest prices found per month for a round-trip with 1 adult and can vary depending on the amount of data we have for this particular route.
$257
Jan$424
Feb$347
Mar$408
Apr$497
May$733
Jun$759
Jul$809
Aug$568
Sep$409
Oct$358
Nov$563
DecAlaska Airlines Terminal Information
Terminal information for Alaska Airlines on this route is currently being updated. Please check back soon or contact the airports directly for terminal details.
Frequently Asked Questions about Alaska Airlines Flights
How many Alaska Airlines flights operate from SEA to BWI?
Alaska Airlines operates 2 flights from SEA to BWI.
What city does BWI airport serve?
BWI airport serves Linthicum Heights.
How long is the Alaska Airlines flight from SEA to BWI?
The flight duration is approximately 4h 55m - 5h 09m.
What is the distance from SEA to BWI?
The distance is 2342 miles (3768 km).
What aircraft does Alaska Airlines use on this route?
Alaska Airlines uses Boeing 737MAX 9 Passenger on this route.
What are the earliest and latest Alaska Airlines flight departure times?
The earliest Alaska Airlines flight departs at 10:00 and the latest departs at 21:36.
What is the cheapest month to fly Alaska Airlines from SEA to BWI?
January is typically the cheapest month to fly Alaska Airlines on this route.
What is the average price for a Alaska Airlines flight from SEA to BWI?
The average price for a round-trip Alaska Airlines flight on this route is approximately $511. Prices can vary based on booking time and demand.
How many Alaska Airlines flights operate per week on this route?
Alaska Airlines operates approximately 11 flights per week from SEA to BWI.