£70 Find Cheap Flights from Sacramento to Seattle – Compare and Save

Among airlines operating Sacramento to Seattle flights:

• Alaska Airlines: offers extra legroom; offers free seat selection
• Southwest: offers free seat selection
• Delta: offers extra legroom; offers free seat selection
• American Airlines: offers free seat selection

Extra legroom and free seat selection availability depends on fare class and route.

3 airlines operate flights between Sacramento and Seattle. The airlines offering direct flights on this route include:

• Delta
• Alaska Airlines
• Southwest

Flights from Sacramento to Seattle usually depart from Sacramento Intl (SMF) and arrive at Seattle/Tacoma Intl (SEA).

Here are some options for this route, based on selected ticket types and cabin classes:

• Alaska Airlines: a cabin bag and a checked bag in Economy class
• Southwest: a cabin bag and a checked bag in Economy class
• Delta: a cabin bag and a checked bag in Economy class

Bag allowance can vary by ticket type, cabin class, route, and airline, so travellers should check the fare details before booking.

Only Economy class is available on flights from Sacramento to Seattle.

On this route, stopover flights are cheaper than direct options on average. Stopover fares average £151 return via Denver Intl (DEN), compared with £191 for direct.

There is no standard. Checked bag policies vary by airline on this route. Most carriers charge £26–£74 for the first checked bag in Economy. Premium fares and elite status bookings typically include a free checked bag.

The Boeing 737-800 Passenger/BBJ2 (winglets) family is used most often on this route, operated mainly by Alaska Airlines and Southwest. Other aircraft seen on the route include Boeing 737 MAX 8 variants.

One-stop flights from Sacramento to Seattle most commonly connect through:

• Los Angeles (LAX) – 25% of one-stop connections
• Portland (PDX) – 25% of one-stop connections
• Denver Intl (DEN) – 17% of one-stop connections
• Las Vegas Harry Reid Intl (LAS) – 17% of one-stop connections

Los Angeles (LAX) handles the largest share of one-stop connections on this route.

Yes. Being flexible with your travel dates can save you up to 16% on the Sacramento to Seattle route. Wednesday is the cheapest departure day at £175 return on average, while Sunday is the most expensive at £206, a difference of £31. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

Morning is the busiest departure period on Sacramento to Seattle flights, with 42% leaving in that window. Afternoon departures account for 25%, Evening flights for 25%, and Night flights for 8%.

Some of the most popular sights in Seattle are The Westin Seattle, Seattle Center, and Seattle Marriott Waterfront. These are among the most viewed places in Seattle on KAYAK.

These are the earliest and latest flight times available from Sacramento to Seattle:

• Earliest: departs at 05:05 and lands at 07:12
• Latest: departs at 22:05 and lands at 00:12.

The flight takes about 2h 07m.

Last-minute fares on this route (booked within 2 weeks of departure) run 103% above the route average of £192. Book 7 weeks before departure for the lowest fares.

A direct flight from Sacramento to Seattle takes 2h 07m, covering 605 miles.

No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.

Yes. Based on fares seen in the past 5 days, return flight prices on this route showed a wide range, from about £139 to £553. That means the highest observed fare was about 4x higher than the lowest one.

One-way fares from Sacramento to Seattle are currently lower than usual. Average one-way flight prices are about £81, which is 39% below the typical average for this route.

Flying via Portland (PDX) gives the shortest average 1-stop total travel time of 3h 29m, compared to 5h 02m via San Francisco (SFO) and 14h 21m via Los Angeles (LAX).

Seattle/Tacoma Intl Airport (SEA) hosts 5 major car hire companies, with daily rates starting from around £3 for economy cars. Top options include:
• Fox
• Europcar
• Thrifty
• Budget
• Dollar

Return flights from Sacramento to Seattle range from £131 to £265, with an average of £192 over the past 12 months. Anything below £131 counts as a good deal.

Two airlines offer in-flight Wi-Fi on Sacramento to Seattle flights:

• • Alaska Airlines
• • Delta