Alaska Airlines flights from SEA to SFO
Find comprehensive Alaska Airlines flight information, schedules, and booking details for direct flights from SEA to SFO. Alaska Airlines operates 11-22 flights daily flights on this route.• Flight Duration: 2h 09m - 2h 38m (average flight time)• Distance: 683 miles (1099 km) (air miles between airports)• Daily Flights: 11-22 flights (scheduled departures per day)
SEA
SFO
FLIGHT TIME
2h 09m - 2h 38m
FLIGHT DISTANCE
683 miles (1099 km)
2h 12m - 2h 20m
08:38
21:24
683 miles (1099 km)
March
1 (Show)
135
Alaska Airlines Flight Schedule from SEA to SFO
| Flight | Airline | Departure | Arrival | Aircraft |
|---|---|---|---|---|
AS725 |  Alaska Airlines | 08:38 | 10:52:00 | Boeing 737-800 (winglets) Passenger/BBJ2 |
AS655 | Alaska Airlines | 11:41 | 14:01:00 | Boeing 737MAX 8 Passenger |
AS680 | Alaska Airlines | 13:35 | 15:49:00 | Boeing 737-900 (winglets) Passenger/BBJ3 |
AS1385 | Alaska Airlines | 15:32 | 17:46:00 | Boeing 737-900 (winglets) Passenger/BBJ3 |
AS688 | Alaska Airlines | 17:59 | 20:14:00 | Boeing 737-800 (winglets) Passenger/BBJ2 |
AS590 | Alaska Airlines | 19:10 | 21:22:00 | Boeing 737-900 (winglets) Passenger/BBJ3 |
AS528 | Alaska Airlines | 20:24 | 22:41:00 | Boeing 737MAX 9 Passenger |
AS411 | Alaska Airlines | 21:24 | 23:36:00 | 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 2h 09m - 2h 38m.
Pricing patterns: March typically offers lower prices due to reduced demand outside peak travel seasons.
Best departure times: Peak departure times are 8:00, 11:00, 13:00, offering more flight options and potentially better connections.
SEA - SFO flight price statistics
$173
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.
$136
Jan$243
Feb$120
Mar$121
Apr$120
May$246
Jun$203
Jul$177
Aug$158
Sep$178
Oct$198
Nov$178
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 SFO?
Alaska Airlines operates 8 flights from SEA to SFO.
What city does SFO airport serve?
SFO airport serves San Francisco.
How long is the Alaska Airlines flight from SEA to SFO?
The flight duration is approximately 2h 09m - 2h 38m.
What is the distance from SEA to SFO?
The distance is 683 miles (1099 km).
What aircraft does Alaska Airlines use on this route?
Alaska Airlines uses Boeing 737-800 (winglets) Passenger/BBJ2, Boeing 737MAX 8 Passenger, Boeing 737-900 (winglets) Passenger/BBJ3 and 1 more aircraft type on this route.
Which other airlines operate on this route?
2 other airlines operate on this route: United Airlines, Delta Air Lines.
What are the earliest and latest Alaska Airlines flight departure times?
The earliest Alaska Airlines flight departs at 08:38 and the latest departs at 21:24.
What is the cheapest month to fly Alaska Airlines from SEA to SFO?
March 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 SFO?
The average price for a round-trip Alaska Airlines flight on this route is approximately $173. Prices can vary based on booking time and demand.
How many Alaska Airlines flights operate per week on this route?
Alaska Airlines operates approximately 135 flights per week from SEA to SFO.