What is the cheapest airline that flies from California to Seattle/Tacoma Intl?

Southwest, Delta, and Frontier are the most popular carriers operating from California to Seattle/Tacoma Intl

How many flights depart from California to Seattle on average per week?

As of November 2025, there are 2,195 flights per week flying from California to Seattle. The most common day of the week flights depart is Mon, with 20% of flights taking off on this day.

How long does it take to fly to Seattle?

Flight times vary depending on what airport in California you fly out of and what airport in Seattle you fly into. For example, flying from Sacramento to Seattle takes 1h 58m on average. On the other hand, flying from San Francisco to Seattle takes 1h 59m on average. Keep in mind that it’s always quicker to opt for a non-stop flight, so be sure to check momondo if there are any available for your route.

What airlines fly to Seattle?

Alaska Airlines, Delta and Frontier are the top three most popular airlines that fly to Seattle from California according to our data. Alaska Airlines is the first choice among our users, with 54% of people opting to fly with this airline when traveling to Seattle. Keep in mind that there are 8 different airlines that fly to Seattle on a routine basis, so you have a few additional options to choose from.

How many flights depart from California to Seattle on average per day?

313 flights are operational daily from California to Seattle as of November 2025. The most popular departure time for this route is 11:00AM, with 47% of flights per day taking off at noon.

When did momondo last update prices for flights from California to Seattle/Tacoma Intl Airport?

Prices for flights from California to Seattle/Tacoma Intl Airport were last updated today.

How many operators does momondo search for flights from California to Seattle/Tacoma Intl Airport?

As of November 2025, there are 8 operators available to choose from for flights from California to Seattle/Tacoma Intl Airport.

How old do you have to be to fly from California to Seattle/Tacoma Intl Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from California to Seattle/Tacoma Intl Airport.

What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

The required travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Seattle/Tacoma Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$58 Cheap Flights from California to Seattle in 2025/26

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One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

7:10 am - 10:06 amLAS-SEA

2h 56mnonstop

6:18 pm - 8:53 pmSEA-LAS

2h 35mnonstop

$58Frontier

Find Deal

Thu, Dec 4 - Sun, Dec 7

10:24 am - 1:22 pmLAS-SEA

2h 58mnonstop

9:53 pm - 12:31 amSEA-LAS

2h 38mnonstop

$66Frontier

Find Deal

Tue, Nov 25 - Fri, Nov 28

6:45 am - 9:34 amLAS-SEA

2h 49mnonstop

7:28 pm - 10:00 pmSEA-LAS

2h 32mnonstop

$74Multiple Airlines

Find Deal

Fri, Jan 30 - Mon, Feb 2

10:24 am - 1:22 pmLAS-SEA

2h 58mnonstop

5:44 pm - 8:17 pmSEA-LAS

2h 33mnonstop

$85Multiple Airlines

Find Deal

Sat, Nov 22 - Sun, Nov 23

1:43 pm - 4:36 pmLAS-SEA

2h 53mnonstop

4:43 pm - 7:13 pmSEA-LAS

2h 30mnonstop

$96Alaska Airlines

Find Deal

Fri, Feb 6 - Mon, Feb 9

10:07 am - 1:01 pmLAS-SEA

2h 54mnonstop

7:00 am - 9:36 amSEA-LAS

2h 36mnonstop

$97Alaska Airlines

Find Deal

Thu, Feb 5 - Mon, Feb 9

2:00 pm - 4:50 pmLAS-SEA

2h 50mnonstop

9:25 pm - 11:51 pmSEA-LAS

2h 26mnonstop

$107Hawaiian Airlines

Find Deal

Sat, Feb 28 - Tue, Mar 3

6:00 am - 12:05 pmLAS-SEA

6h 05m1 stop

11:20 am - 4:05 pmSEA-LAS

4h 45m1 stop

$116Southwest

Find Deal

Fri, Jan 30 - Mon, Feb 2

7:40 am - 4:30 pmSMF-SEA

8h 50m2 stops

6:55 pm - 8:45 pmSEA-SMF

1h 50mnonstop

$132Southwest

Find Deal

Wed, Dec 3 - Wed, Dec 3

4:40 pm - 6:41 pmSMF-SEA

2h 01mnonstop

9:29 am - 11:21 amSEA-SMF

1h 52mnonstop

$138Hawaiian Airlines

Find Deal

Sat, Dec 6 - Sun, Dec 7

Frontier flights from California to Seattle

Our best Frontier deals on California to Seattle flight tickets

Frontier

Dec 4

LAS7:10 amLas Vegas Harry Reid Intl

2h 56m

SEA10:06 amSeattle/Tacoma Intl

Dec 7

SEA6:18 pmSeattle/Tacoma Intl

2h 35m

LAS8:53 pmLas Vegas Harry Reid Intl

$58

Find similar

Frontier

Nov 25

LAS10:24 amLas Vegas Harry Reid Intl

2h 58m

SEA1:22 pmSeattle/Tacoma Intl

Nov 28

SEA9:53 pmSeattle/Tacoma Intl

2h 38m

LAS12:31 amLas Vegas Harry Reid Intl

$66

Find similar

Frontier

Nov 21

LAS10:24 amLas Vegas Harry Reid Intl

2h 58m

SEA1:22 pmSeattle/Tacoma Intl

Nov 24

SEA9:53 pmSeattle/Tacoma Intl

2h 38m

LAS12:31 amLas Vegas Harry Reid Intl

$67

Find similar

Hawaiian Airlines flights from California to Seattle

Our best Hawaiian Airlines deals on California to Seattle flight tickets

Hawaiian Airlines

Feb 28

LAS2:00 pmLas Vegas Harry Reid Intl

2h 50m

SEA4:50 pmSeattle/Tacoma Intl

Mar 3

SEA9:25 pmSeattle/Tacoma Intl

2h 26m

LAS11:51 pmLas Vegas Harry Reid Intl

$107

Find similar

Hawaiian Airlines

Dec 6

SMF4:40 pmSacramento Intl

2h 01m

SEA6:41 pmSeattle/Tacoma Intl

Dec 7

SEA9:29 amSeattle/Tacoma Intl

1h 52m

SMF11:21 amSacramento Intl

$138

Find similar

Hawaiian Airlines

Dec 6

SFO4:42 pmSan Francisco

2h 17m

SEA6:59 pmSeattle/Tacoma Intl

Dec 7

SEA8:45 amSeattle/Tacoma Intl

2h 15m

SFO11:00 amSan Francisco

$142

Find similar

Fly from

Fly to

Route

Depart

Return

Price

Las VegasSeattle

LAS - SEA

LASSEA

Las Vegas Harry Reid Intl

Thu 12/4

7:10 am-10:06 am

Nonstop2h 56m

Seattle/Tacoma Intl

Sun 12/7

6:18 pm-8:53 pm

Nonstop2h 35m

$58

Las VegasSeattle

LAS - SEA

LASSEA

Las Vegas Harry Reid Intl

Tue 11/25

10:24 am-1:22 pm

Nonstop2h 58m

Seattle/Tacoma Intl

Fri 11/28

9:53 pm-12:31 am

Nonstop2h 38m

$66

Las VegasSeattle

LAS - SEA

LASSEA

Las Vegas Harry Reid Intl

Fri 1/30

6:45 am-9:34 am

Nonstop2h 49m

Seattle/Tacoma Intl

Mon 2/2

7:28 pm-10:00 pm

Nonstop2h 32m

$74

Las VegasSeattle

LAS - SEA

LASSEA

Las Vegas Harry Reid Intl

Sat 11/22

10:24 am-1:22 pm

Nonstop2h 58m

Seattle/Tacoma Intl

Sun 11/23

5:44 pm-8:17 pm

Nonstop2h 33m

$85

Las VegasSeattle

LAS - SEA

LASSEA

Las Vegas Harry Reid Intl

Fri 2/6

1:43 pm-4:36 pm

Nonstop2h 53m

Seattle/Tacoma Intl

Mon 2/9

4:43 pm-7:13 pm

Nonstop2h 30m

$96

Las VegasSeattle

LAS - SEA

LASSEA

Las Vegas Harry Reid Intl

Thu 2/5

10:07 am-1:01 pm

Nonstop2h 54m

Seattle/Tacoma Intl

Mon 2/9

7:00 am-9:36 am

Nonstop2h 36m

$97

Las VegasSeattle

LAS - SEA

LASSEA

Las Vegas Harry Reid Intl

Sat 2/28

2:00 pm-4:50 pm

Nonstop2h 50m

Seattle/Tacoma Intl

Tue 3/3

9:25 pm-11:51 pm

Nonstop2h 26m

$107

Las VegasSeattle

LAS - SEA

LASSEA

Las Vegas Harry Reid Intl

Fri 1/30

6:00 am-12:05 pm

1 stop6h 05m

Seattle/Tacoma Intl

Mon 2/2

11:20 am-4:05 pm

1 stop4h 45m

$116

SacramentoSeattle

SMF - SEA

SMFSEA

Sacramento Intl

Wed 12/3

7:40 am-4:30 pm

2 stops8h 50m

Seattle/Tacoma Intl

Wed 12/3

6:55 pm-8:45 pm

Nonstop1h 50m

$132

SacramentoSeattle

SMF - SEA

SMFSEA

Sacramento Intl

Sat 12/6

4:40 pm-6:41 pm

Nonstop2h 01m

Seattle/Tacoma Intl

Sun 12/7

9:29 am-11:21 am

Nonstop1h 52m

$138

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How to get the cheapest flight ticket from California to Seattle

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Seattle?

In general, January is the cheapest month to fly from California to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $146. If you don’t want to visit Seattle in January, then you should wait until February to fly from California, when ticket prices are also cheap, with an average price of $177.

What is the cheapest day to depart on your flight to Seattle?

On average, the least expensive day to fly to Seattle from California is on a Friday. momondo users have found tickets for Friday departures for as low as $271. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Sunday is the most expensive day to depart from California because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $358.

What is the cheapest time of day to depart on your flight to Seattle?

Flying to Seattle from California in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $238 when looking at flights departing in the afternoon. Flights to Seattle are more costly in the morning, with an average ticket price of $330. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest California to Seattle/Tacoma Intl flight route?

Fly from San Francisco to Seattle/Tacoma Intl for the best California - Seattle/Tacoma Intl flight prices

How far in advance should I book a flight to Seattle?

You are more likely to see cheaper flights to Seattle from California when booking weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around $217 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from California for as low as $188 on momondo.

What cabin class options are available on California to Seattle/Tacoma Intl flights?

There are 4 cabin classes available to choose from on California to Seattle/Tacoma Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on California to Seattle flights?

No. A direct flight is the cheapest option for a flight between California to Seattle.

Cheap California to Seattle flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from California to Seattle

Best Price Found	$117
Fastest flight time	1h 58m
Direct flights	Every day
Airports in Seattle	1 airport

The best one-way flight to Seattle from California in the past 72 hours is $117. The best round-trip flight deal from California to Seattle found on momondo in the last 72 hours is $185.

The fastest flight from California to Seattle takes 1h 58m

Direct flights go from California to Seattle every day.

There is 1 airport near Seattle: Seattle/Tacoma Intl (SEA)

Search flight deals

When did momondo last update prices for flights from California to Seattle/Tacoma Intl Airport?
Prices for flights from California to Seattle/Tacoma Intl Airport were last updated today.
How many operators does momondo search for flights from California to Seattle/Tacoma Intl Airport?
As of November 2025, there are 8 operators available to choose from for flights from California to Seattle/Tacoma Intl Airport.
How old do you have to be to fly from California to Seattle/Tacoma Intl Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from California to Seattle/Tacoma Intl Airport.
What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?
The required travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Seattle/Tacoma Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from California to Seattle?
Based on momondo bookings for flights between California and Seattle, the leading plane model is Boeing 737-800 Passenger/BBJ2 (winglets), making up 20.67% of the total bookings. Other popular models include Boeing 737-900 Passenger/BBJ3 (winglets) with 15.43%, Boeing 737 MAX 9 with 9.52%, and Boeing 737 MAX 8 with 7.89%.

Best airlines flying from California to Seattle

Compare and see reviews for airlines that fly from California to Seattle with momondo

Airline	Rating	Free Cancellation	Price
Frontier	PriceFrom $50	Free Cancellation	Rating 5.8 3,116 reviews	Search Frontier flights
Spirit Airlines	PriceFrom $66	Free Cancellation	Rating 6.3 8,112 reviews	Search Spirit Airlines flights
Hawaiian Airlines	PriceFrom $98	Free Cancellation	Rating 7.8 2,799 reviews	Search Hawaiian Airlines flights
Delta	PriceFrom $111	Free Cancellation	Rating 7.9 8,002 reviews	Search Delta flights
American Airlines	PriceFrom $113	Free Cancellation	Rating 7.2 11,038 reviews	Search American Airlines flights
Southwest	PriceFrom $130	Free Cancellation	Rating 8.0 4,237 reviews	Search Southwest flights
United Airlines	PriceFrom $131	Free Cancellation	Rating 7.4 8,998 reviews	Search United Airlines flights
Alaska Airlines	PriceFrom $137	Free Cancellation	Rating 8.0 11,237 reviews	Search Alaska Airlines flights

Tacoma

Leavenworth

SeaTac

Ocean Shores

Renton

Olympia

Lynnwood

Kent

Puyallup

Marysville

Redmond

Tukwila

Federal Way

Lakewood

Cle Elum

Fife

Centralia

Kirkland

Shoreline

Westport

Why use momondo?

Why should I use momondo to find a flight deal from California to Seattle?

It is quick and easy to find California to Seattle flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Seattle that suits you.

Can I find flights from California to Seattle with flexible booking policies on momondo?

momondo does allow users to show only those flights to Seattle from California which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from California to Seattle?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Seattle from California.

I’m not ready to book a flight from California to Seattle right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Seattle from California. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Seattle trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Cheap flights from California to Seattle from $58

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from California to Seattle departing on 12/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Filter for what you want

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Find the cheapest flights from California to Seattle

Cheap round-trip flights

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Frontier flights from California to Seattle

Our best Frontier deals on California to Seattle flight tickets

Hawaiian Airlines flights from California to Seattle

Our best Hawaiian Airlines deals on California to Seattle flight tickets

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How to get the cheapest flight ticket from California to Seattle

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Seattle?

What is the cheapest day to depart on your flight to Seattle?

What is the cheapest time of day to depart on your flight to Seattle?

What is the cheapest California to Seattle/Tacoma Intl flight route?

Fly from San Francisco to Seattle/Tacoma Intl for the best California - Seattle/Tacoma Intl flight prices

How far in advance should I book a flight to Seattle?

What cabin class options are available on California to Seattle/Tacoma Intl flights?

There are 4 cabin classes available to choose from on California to Seattle/Tacoma Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on California to Seattle flights?

No. A direct flight is the cheapest option for a flight between California to Seattle.

What is the cheapest airline that flies from California to Seattle/Tacoma Intl?

Southwest, Delta, and Frontier are the most popular carriers operating from California to Seattle/Tacoma Intl

What airlines fly to Seattle?

How many flights depart from California to Seattle on average per day?

313 flights are operational daily from California to Seattle as of November 2025. The most popular departure time for this route is 11:00AM, with 47% of flights per day taking off at noon.

How many flights depart from California to Seattle on average per week?

As of November 2025, there are 2,195 flights per week flying from California to Seattle. The most common day of the week flights depart is Mon, with 20% of flights taking off on this day.

How long does it take to fly to Seattle?

Cheap California to Seattle flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from California to Seattle

Best Price Found

Fastest flight time

Direct flights

Airports in Seattle

When did momondo last update prices for flights from California to Seattle/Tacoma Intl Airport?

How many operators does momondo search for flights from California to Seattle/Tacoma Intl Airport?

How old do you have to be to fly from California to Seattle/Tacoma Intl Airport?

What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

What is the most popular plane model from California to Seattle?

Best airlines flying from California to Seattle

Compare and see reviews for airlines that fly from California to Seattle with momondo

Traveling to a place near Seattle?

Why use momondo?

Why should I use momondo to find a flight deal from California to Seattle?

Can I find flights from California to Seattle with flexible booking policies on momondo?

How can momondo help me find flights from California to Seattle?

I’m not ready to book a flight from California to Seattle right now. Can momondo alert me if prices change?

An easier way to manage your Seattle trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Airports servicing Washington