
Most accurate provider | Justfly.com 3 stars |
|---|---|
Most trusted provider | Justfly.com 3 stars |
Round-trip from | $103 (Frontier) |
One-way from | $59 (United Airlines) |
Popular in | December |
Cheapest in | October |
Average price | $542 |
Good round-trip deal | $58 or less |
Good one-way deal | $29 or less |
Fly from
Fly to
Route
Depart
Return
Price
San FranciscoSeattle
SFO - SEA
SFOSEA
San Francisco
Thu 1/22
10:30 am-12:53 pm
Nonstop2h 23m
Seattle/Tacoma Intl
Mon 1/26
9:55 am-5:47 pm
1 stop7h 52m
San FranciscoSeattle
SFO - SEA
SFOSEA
San Francisco
Fri 3/13
4:03 pm-11:21 pm
1 stop7h 18m
Seattle/Tacoma Intl
Sun 3/15
7:20 am-9:46 am
Nonstop2h 26m
San FranciscoSeattle
SFO - SEA
SFOSEA
San Francisco
Tue 2/10
10:30 am-12:53 pm
Nonstop2h 23m
Seattle/Tacoma Intl
Fri 2/27
7:00 pm-11:54 pm
1 stop4h 54m
San FranciscoSeattle
SFO - SEA
SFOSEA
San Francisco
Fri 3/6
6:05 am-8:25 am
Nonstop2h 20m
Seattle/Tacoma Intl
Mon 3/9
5:55 pm-11:16 pm
1 stop5h 21m
San FranciscoSeattle
SFO - SEA
SFOSEA
San Francisco
Wed 1/21
1:35 pm-6:42 pm
1 stop5h 07m
Seattle/Tacoma Intl
Sat 1/24
11:30 am-1:43 pm
Nonstop2h 13m
San FranciscoSeattle
SFO - SEA
SFOSEA
San Francisco
Tue 1/20
1:35 pm-8:36 pm
1 stop7h 01m
Seattle/Tacoma Intl
Wed 1/28
9:20 pm-11:30 pm
Nonstop2h 10m
San FranciscoSeattle
SFO - SEA
SFOSEA
San Francisco
Sat 1/31
5:55 am-12:57 pm
1 stop7h 02m
Seattle/Tacoma Intl
Mon 2/2
9:20 pm-11:30 pm
Nonstop2h 10m
OntarioSeattle
ONT - SEA
ONTSEA
Ontario
Sat 1/10
3:30 pm-6:35 pm
Nonstop3h 05m
Seattle/Tacoma Intl
Thu 1/15
5:25 am-12:16 pm
1 stop6h 51m
OntarioSeattle
ONT - SEA
ONTSEA
Ontario
Fri 3/6
5:00 pm-12:09 am
1 stop7h 09m
Seattle/Tacoma Intl
Mon 3/9
7:50 pm-10:33 pm
Nonstop2h 43m
OntarioSeattle
ONT - SEA
ONTSEA
Ontario
Thu 1/15
1:11 pm-6:29 pm
1 stop5h 18m
Seattle/Tacoma Intl
Sun 1/25
11:15 am-1:56 pm
Nonstop2h 41m
Currently, January is the cheapest month in which you can book a flight from North America to State of Washington (average of $38). Flying from North America to State of Washington in October is currently the most expensive (average of $73). 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.
A simple way to save on the total cost of your ticket is to fly from North America to State of Washington at noon. If you’re flexible enough to do this you can expect to save up to 20% on your trip compared to booking a flight in the morning.
Travelers seeking maximum savings on their North America to State of Washington flight should consider departing on Thursday mornings when fares are most often at their lowest. Tuesday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
The most flights from 0NA to USWA are scheduled on a Tuesday (102 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (2 on average).
Entertainment
Food
Crew
Boarding
Overall
Comfort
Reviews
Anonymous,Dec 2025
SJC - SEA
Entertainment
Food
Crew
Boarding
Overall
Comfort
Reviews
Anonymous,Dec 2025
SJC - SEA
Entertainment
Food
Crew
Boarding
Overall
Comfort
Reviews
Anonymous,Dec 2025
SJC - SEA
Entertainment
Food
Crew
Boarding
Overall
Comfort
Reviews
Anonymous,Dec 2025
SJC - SEA
Entertainment
Food
Crew
Boarding
Overall
Comfort
Reviews
Anonymous,Dec 2025
SJC - SEA
Entertainment
Food
Crew
Boarding
Overall
Comfort
Reviews
Anonymous,Dec 2025
SJC - SEA
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$37 | Average$130 | FlexibilityNo cancel fee | On-time88% | |
| Cheapest$51 | Average$224 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$58 | Average$189 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$78 | Average$357 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$106 | Average$369 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$117 | Average$353 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$119 | Average$432 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$127 | Average$417 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$145 | Average$334 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$167 | Average$404 | FlexibilityNo cancel fee | On-time83% |