
Most accurate provider | CheapOair 3 stars |
|---|---|
Most trusted provider | CheapOair 3 stars |
Round-trip from | $117 (Alaska Airlines) |
One-way from | $59 (Alaska Airlines) |
Popular in | November |
Cheapest in | February |
Average price | $259 |
Good round-trip deal | $172 or less |
Good one-way deal | $98 or less |
Fly from
Fly to
Route
Depart
Return
Price
San FranciscoSeattle
SFO - SEA
SFOSEA
San Francisco
Fri 2/20
5:55 am-8:13 am
Nonstop2h 18m
Seattle/Tacoma Intl
Sat 2/21
8:30 pm-10:41 pm
Nonstop2h 11m
San FranciscoSeattle
SFO - SEA
SFOSEA
San Francisco
Mon 4/6
8:59 pm-11:16 pm
Nonstop2h 17m
Seattle/Tacoma Intl
Wed 4/8
8:10 pm-10:27 pm
Nonstop2h 17m
San FranciscoSeattle
SFO - SEA
SFOSEA
San Francisco
Fri 2/27
9:18 pm-11:30 pm
Nonstop2h 12m
Seattle/Tacoma Intl
Sun 3/1
7:15 am-9:34 am
Nonstop2h 19m
San FranciscoSeattle
SFO - SEA
SFOSEA
San Francisco
Sat 3/14
7:28 pm-9:48 pm
Nonstop2h 20m
Seattle/Tacoma Intl
Fri 3/20
9:42 pm-11:59 pm
Nonstop2h 17m
San FranciscoSeattle
SFO - SEA
SFOSEA
San Francisco
Thu 2/26
10:20 am-12:38 pm
Nonstop2h 18m
Seattle/Tacoma Intl
Sun 3/1
7:10 am-9:30 am
Nonstop2h 20m
San FranciscoSeattle
SFO - SEA
SFOSEA
San Francisco
Tue 3/10
6:40 pm-8:58 pm
Nonstop2h 18m
Seattle/Tacoma Intl
Wed 3/11
5:20 pm-7:37 pm
Nonstop2h 17m
San FranciscoSeattle
SFO - SEA
SFOSEA
San Francisco
Wed 2/11
6:00 am-8:22 am
Nonstop2h 22m
Seattle/Tacoma Intl
Wed 2/18
8:30 pm-10:41 pm
Nonstop2h 11m
San FranciscoSeattle
SFO - SEA
SFOSEA
San Francisco
Tue 2/17
10:37 pm-12:59 am
Nonstop2h 22m
Seattle/Tacoma Intl
Tue 2/24
7:29 pm-9:46 pm
Nonstop2h 17m
San FranciscoSeattle
SFO - SEA
SFOSEA
San Francisco
Fri 3/13
6:00 am-8:14 am
Nonstop2h 14m
Seattle/Tacoma Intl
Thu 3/19
9:45 pm-11:57 pm
Nonstop2h 12m
San FranciscoSeattle
SFO - SEA
SFOSEA
San Francisco
Fri 2/20
5:55 am-8:13 am
Nonstop2h 18m
Seattle/Tacoma Intl
Sun 3/1
7:10 am-9:30 am
Nonstop2h 20m
Currently, May is the cheapest month in which you can book a flight from San Francisco to State of Washington (average of $76). Flying from San Francisco to State of Washington in November is currently the most expensive (average of $109). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
It’s optimal to fly from San Francisco to State of Washington in the afternoon. By choosing this option you can save up to 26% on the cost of your flight, compared to a flight at noon.
Travelers seeking maximum savings on their San Francisco to State of Washington flight should consider departing on Wednesday at noon when fares are most often at their lowest. Wednesday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
The most flights from SFO to USWA are scheduled on a Sunday (91 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (27 on average).
Food
Boarding
Entertainment
Crew
Overall
Comfort
Reviews
Anonymous,Dec 2025
SJC - SEA
Food
Boarding
Entertainment
Crew
Overall
Comfort
Reviews
Anonymous,Dec 2025
SJC - SEA
Food
Boarding
Entertainment
Crew
Overall
Comfort
Reviews
Anonymous,Dec 2025
SJC - SEA
Food
Boarding
Entertainment
Crew
Overall
Comfort
Reviews
Anonymous,Dec 2025
SJC - SEA
Food
Boarding
Entertainment
Crew
Overall
Comfort
Reviews
Anonymous,Dec 2025
SJC - SEA
Food
Boarding
Entertainment
Crew
Overall
Comfort
Reviews
Anonymous,Dec 2025
SJC - SEA
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$78 | Average$285 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$90 | Average$201 | FlexibilityNo cancel fee | On-time88% | |
| Cheapest$96 | Average$255 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$99 | Average$210 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$123 | Average$303 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$135 | Average$359 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$277 | Average$386 | FlexibilityNo cancel fee | On-time71% |