$49 Cheap Alaska Airlines flights Sacramento (SMF) to Seattle (SEA)

View $49 flight on Mon, Jan 12, 2026Opens in a new window

Today's featured flight deals from Sacramento Intl. Airport (SMF) to Seattle-Tacoma International Airport (SEA)

Nonstop
Carry-on included
Lower price than typical

$49 Cheap Alaska Airlines flights Sacramento (SMF) to Seattle (SEA)

Prices were available within the past 7 days and start at $49 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Find the cheapest month to fly from Sacramento (SMF) to Seattle (SEA)

February is typically the cheapest month to fly

From $82 - $140 per traveler.
Flights from Sacramento (SMF) to Seattle (SEA)
Origin airport
Sacramento Intl.
Destination airport
Seattle - Tacoma Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Hawaiian Airlines, Southwest Airlines, United
Popular airline
Alaska Airlines
Distance
605 mi
Average flight time
2 hours 4 mins

Frequently asked questions

How much is an Alaska Airlines flight from Sacramento Intl. Airport (SMF) to Seattle - Tacoma Intl. Airport (SEA)?
Finding cheap one-way Alaska Airlines flights from SMF to SEA from $49 on Expedia is a cinch — just filter by "Price (lowest to highest)." Alternatively, check out our budget-friendly return fares for your next break.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from SMF to SEA with Alaska Airlines?
Browse for one-way or return flights to Seattle in January or February. You could find cheaper fares with Alaska Airlines during these quieter months.
What is the cheapest time to book flights from Sacramento Intl. Airport (SMF) to Seattle - Tacoma Intl. Airport (SEA) with Alaska Airlines?
For cheap Alaska Airlines fares from Sacramento Intl. Airport (SMF) to Seattle - Tacoma Intl. Airport (SEA), start searching one to three months before your planned departure. Securing domestic flights 34 to 86 days in advance could save you 25% compared to booking just 6 to 12 days ahead. The day you book can also impact what you pay. Sunday is usually the most affordable, while Monday is often the most expensive for domestic flights. You can save 6% on average by booking your trip on a Sunday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does Alaska Airlines fly nonstop from Sacramento Intl. Airport (SMF) to Seattle - Tacoma Intl. Airport (SEA)?
Yes, you can fly from Sacramento Intl. Airport (SMF) to Seattle - Tacoma Intl. Airport (SEA) on any of Alaska Airlines's 29 direct weekly flights. Apply Expedia's "Nonstop" and "Airline" filters to find the Alaska Airlines flight that'll get you to SEA at a time that suits you.
How long does it take to fly from SMF to SEA with Alaska Airlines?
Depart Sacramento Intl. Airport (SMF) for Seattle - Tacoma Intl. Airport (SEA) on a direct Alaska Airlines flight, and you'll be in the skies for about 2h 7m.
Which day of the week has the most Alaska Airlines flights from Sacramento Intl. Airport (SMF) to Seattle - Tacoma Intl. Airport (SEA)?
Alaska Airlines has the most flights from Sacramento Intl. Airport (SMF) to Seattle - Tacoma Intl. Airport (SEA) on Thursday. With up to 6 daily departures, you'll get the most flexibility and choice on this day.
What is the earliest Alaska Airlines flight from SMF to SEA?
Setting off from SMF at 6:37AM UTC-8, the earliest Alaska Airlines flight to SEA lands at 8:45AM UTC-8. Flying earlier in the day means you'll be less likely to experience delays.* Don't like early starts? The last Alaska Airlines flight from SMF to SEA departs at 8:15PM UTC-8 and touches down at 10:18PM UTC-8.*Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does Alaska Airlines fly into in Seattle?
Seattle - Tacoma Intl. Airport (SEA) is the main Seattle hub for Alaska Airlines flights from Sacramento Intl. Airport (SMF).
Why fly with Alaska Airlines from SMF to SEA?
With top-tier customer service and a rewarding loyalty program, Alaska Airlines is the leading choice for many passengers flying from SMF to SEA. Also, if you're a Mileage Plan and One Key™ member booking through Expedia, you could earn OneKeyCash™* on eligible flights on top of your airline miles, which can be spent on future trips.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
What type of plane does Alaska Airlines fly from Sacramento Intl. Airport (SMF) to Seattle - Tacoma Intl. Airport (SEA)?
You'll likely board an Embraer 175 or a Boeing 737-900 when flying Alaska Airlines from Sacramento Intl. Airport (SMF) to Seattle - Tacoma Intl. Airport (SEA). However, keep in mind that a different plane could be assigned to your route depending on operational reasons.
Can I change or cancel my Alaska Airlines flight from Sacramento Intl. Airport (SMF) to Seattle - Tacoma Intl. Airport (SEA)?
You can usually modify or cancel your flight, although there may be additional fees if your booking was made more than 24 hours ago. Need to keep your options open? Apply the "No cancel fee" and "Changes included" filters to find flights that won't charge you extra if you need to revise your plans. To make modifications, go to "Trips," select your flight and click on "Manage Booking" for more details.

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*Available to One Key members.