Alaska's Premium Class offers extra legroom and free cocktails, but snacks and meals require purchase.
Alaska Airlines offers 32” legroom in Main Cabin, with pre-order meals available online 24 hours before flight.

Most accurate provider | Justfly.com 3 stars |
|---|---|
Most trusted provider | Justfly.com 3 stars |
Round-trip from | $121 (Priceline) |
One-way from | $72 (Priceline) |
Popular in | December |
Cheapest in | September |
Average price | $319 |
Good round-trip deal | $137 or less |
Good one-way deal | $108 or less |
Fly from
Fly to
Route
Depart
Return
Price
San FranciscoSeattle
SFO - SEA
SFOSEA
San Francisco
Fri 12/5
9:00 am-11:24 am
Nonstop2h 24m
Seattle/Tacoma Intl
Mon 12/8
5:59 pm-8:15 pm
Nonstop2h 16m
San FranciscoSeattle
SFO - SEA
SFOSEA
San Francisco
Fri 1/2
5:45 am-8:06 am
Nonstop2h 21m
Seattle/Tacoma Intl
Fri 1/9
7:15 am-9:35 am
Nonstop2h 20m
San FranciscoSeattle
SFO - SEA
SFOSEA
San Francisco
Tue 1/13
4:03 pm-10:46 pm
1 stop6h 43m
Seattle/Tacoma Intl
Sun 1/18
3:45 pm-5:59 pm
Nonstop2h 14m
San FranciscoSeattle
SFO - SEA
SFOSEA
San Francisco
Tue 12/2
10:06 am-3:23 pm
1 stop5h 17m
Seattle/Tacoma Intl
Wed 12/3
7:21 pm-9:34 pm
Nonstop2h 13m
San FranciscoSeattle
SFO - SEA
SFOSEA
San Francisco
Sun 12/7
7:35 am-9:52 am
Nonstop2h 17m
Seattle/Tacoma Intl
Wed 12/10
12:45 pm-4:24 pm
1 stop3h 39m
San FranciscoSeattle
SFO - SEA
SFOSEA
San Francisco
Mon 12/8
2:35 pm-10:30 pm
1 stop7h 55m
Seattle/Tacoma Intl
Wed 12/10
1:10 pm-9:50 pm
1 stop8h 40m
San FranciscoSeattle
SFO - SEA
SFOSEA
San Francisco
Sat 12/6
11:35 am-8:14 am
1 stop20h 39m
Seattle/Tacoma Intl
Mon 12/8
5:59 pm-8:15 pm
Nonstop2h 16m
San FranciscoSeattle
SFO - SEA
SFOSEA
San Francisco
Thu 12/4
5:20 am-11:55 am
1 stop6h 35m
Seattle/Tacoma Intl
Mon 12/8
12:10 pm-8:10 pm
2 stops8h 00m
San FranciscoSeattle
SFO - SEA
SFOSEA
San Francisco
Fri 12/5
7:25 am-4:30 pm
2 stops9h 05m
Seattle/Tacoma Intl
Mon 12/8
5:15 am-11:30 am
1 stop6h 15m
San FranciscoSeattle
SFO - SEA
SFOSEA
San Francisco
Thu 11/20
1:11 pm-4:50 pm
1 stop3h 39m
Seattle/Tacoma Intl
Sat 11/22
12:48 pm-7:57 pm
1 stop7h 09m
Currently, January is the cheapest month in which you can book a flight from USA to Seattle (average of $38). Flying from USA to Seattle in July is currently the most expensive (average of $79). 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 typically best to fly out from USA to Seattle at noon. Doing so could potentially save you 15% on the flight price compared to flying in the morning, which is usually more expensive.
Travelers seeking maximum savings on their USA to Seattle flight should consider departing on Friday afternoons when fares are most often at their lowest. Tuesday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
Comfort
Entertainment
Food
Overall
Boarding
Crew
Reviews
Anonymous,Aug 2025
MFR - SEA
Comfort
Entertainment
Food
Overall
Boarding
Crew
Reviews
Anonymous,Aug 2025
MFR - SEA
Comfort
Entertainment
Food
Overall
Boarding
Crew
Reviews
Anonymous,Aug 2025
MFR - SEA
Comfort
Entertainment
Food
Overall
Boarding
Crew
Reviews
Anonymous,Aug 2025
MFR - SEA
Comfort
Entertainment
Food
Overall
Boarding
Crew
Reviews
Anonymous,Aug 2025
MFR - SEA
Comfort
Entertainment
Food
Overall
Boarding
Crew
Reviews
Anonymous,Aug 2025
MFR - SEA
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$50 | Average$228 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$58 | Average$214 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$97 | Average$322 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$103 | Average$329 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$127 | Average$355 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$130 | Average$358 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$131 | Average$317 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$135 | Average$333 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$167 | Average$402 | FlexibilityNo cancel fee | On-time83% | |
| Cheapest$176 | Average$385 | FlexibilityNo cancel fee | On-time71% |