Choose up to 4 origin airports
Enter a location to see nearby airports
Good to Know
Low Season:
October
Best time to beat the crowds
1%
expected price decrease
High Season:
July
Most popular time to fly
4%
expected price increase
Average price:
C$ 206
(avg. price over the last 2 weeks)
Good Deal:
C$ 177
or less (round trip)
When to Book Flights from San Francisco to Seattle/Tacoma Intl
Average price per month
Flight prices as travel date approaches
-1 day
-2 days
Top Tips for Finding a Cheap Flight
Looking for a cheap flight? 25% of our users found flights on this route for C$ 177 or less.
The cheapest flight from San Francisco to Seattle/Tacoma Intl was found, on average, 83 days before departure.
Book at least 1 week before departure in order to get a below-average price.
High season is considered to be June, July and August. The cheapest month to fly is October.
Morning departure is around 11% more expensive than an evening flight, on average*.
*Average of the lowest prices shown in KAYAK’s search results for departures within the next 30 days
*Average of the lowest prices shown in KAYAK’s search results for departures within the next 30 days
San Francisco - Seattle/Tacoma Intl Flights
Departure:
San Francisco (SFO) United States
Destination:
Seattle/Tacoma Intl (SEA) United States
Return flight deals:
Browse origins:
- Flights »
- San Francisco:
C$ 421
San Francisco
Browse destinations:
- Flights »
- Seattle/Tacoma Intl:
C$ 421
Seattle/Tacoma Intl
1