Cheap flights from Seattle to Los Angeles from $18
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Los Angeles departing on 2/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Deals available from 900+ travel sites.
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from Seattle to Los Angeles
Cheap round-trip flights
Cheap one-way flights
Cheap last minute flights
Cheap direct flights
Cheap bus & train deals from Seattle to Los Angeles
All round-trip flight deals to Los Angeles
Alaska Airlines flights from Seattle to Los Angeles
Our best Alaska Airlines deals on Seattle to Los Angeles flight tickets
Frontier flights from Seattle to Los Angeles
Our best Frontier deals on Seattle to Los Angeles flight tickets
See travel insights to Los Angeles from
How to get the cheapest flight ticket from Seattle to Los Angeles
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 Los Angeles?
The month of September is, on average, the cheapest month to fly to Los Angeles from Seattle, with most prices found around $160. If you aren’t able to travel during the month of September, then book flights to Los Angeles from Seattle during January instead. Flights to Los Angeles in January, while not as cheap as those in September, still average around $177.
What is the cheapest day to depart on your flight to Los Angeles?
Our data shows that Tuesday is the least expensive day to fly to Los Angeles. Tickets to fly out on this day can be as low as $216. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Los Angeles on Sunday is $266.
What is the cheapest time of day to depart on your flight to Los Angeles?
Our most recent data shows that the best time of day to fly to Los Angeles is at noon. Flights from Seattle to Los Angeles during this time can be as low as $226. In the morning is when there is more demand to fly to Los Angeles, so prices are often more expensive at around $243 per ticket.
What is the cheapest Seattle/Tacoma Intl to Los Angeles flight route?
Fly from Seattle/Tacoma Intl to Los Angeles for the best Seattle/Tacoma Intl - Los Angeles flight prices
How far in advance should I book a flight to Los Angeles?
We recommend purchasing flights from Seattle to Los Angeles 30 days ahead of your departure date because this is when momondo users tend to see the best flight rates. On average, our users have found flights to Los Angeles for $227. However, in the past 72 hours, people saw flights from Seattle for as low as $166.
What cabin class options are available on Seattle/Tacoma Intl to Los Angeles flights?
There are 4 cabin classes available to choose from on Seattle/Tacoma Intl to Los Angeles flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Seattle/Tacoma Intl to Los Angeles?
Frontier, Spirit Airlines, and Alaska Airlines are the most popular carriers operating from Seattle/Tacoma Intl to Los Angeles
What airlines fly to Los Angeles?
Alaska Airlines, Delta and Spirit Airlines are the top three most popular airlines that fly to Los Angeles from Seattle according to our data. Alaska Airlines is the first choice among our users, with 55% of people opting to fly with this airline when traveling to Los Angeles. Keep in mind that there are 8 different airlines that fly to Los Angeles on a routine basis, so you have a few additional options to choose from.
How many flights depart from Seattle to Los Angeles on average per day?
The number of flights available between Seattle and Los Angeles is 79 per day as of January 2025. The most frequent departure time is 7:00AM, with 40% of daily flights leaving at noon.
How many flights depart from Seattle to Los Angeles on average per week?
As of January 2025, there are 559 flights per week flying from Seattle to Los Angeles. The most common day of the week flights depart is Thu, with 23% of flights taking off on this day.
When to book flights from Seattle to Los Angeles
Cheap Seattle to Los Angeles (SEA to LAX) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Seattle to Los Angeles
How far is Seattle/Tacoma Intl to Los Angeles by plane?
Los Angeles is 959.2 mi away from Seattle/Tacoma Intl. In terms of flight time, this usually takes a little over 2h 42m.
When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Los Angeles Airport?
Prices for flights from Seattle/Tacoma Intl Airport to Los Angeles Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Los Angeles Airport?
The number of operators available for flights from Seattle/Tacoma Intl Airport to Los Angeles Airport is 8 as of January 2025.
How old do you have to be to fly from Seattle/Tacoma Intl Airport to Los Angeles 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 Seattle/Tacoma Intl Airport to Los Angeles Airport.
What documentation or ID do you need to fly to Los Angeles Airport?
The travel and health documents you'll need for your trip to Los Angeles Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Los Angeles Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Seattle to Los Angeles?
momondo data reveals that the most frequently booked plane model on the route from Seattle to Los Angeles is Boeing 737-800 Passenger/BBJ2 (winglets), representing 17.08% of all bookings. The subsequent popular models are Airbus A320neo at 14.93%, Boeing 737-900 at 11.92%, and Airbus A321neo at 10.62%.
What is the most popular airline from Seattle to Los Angeles?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Seattle to Los Angeles is Alaska Airlines (40% of total bookings). The next most popular airlines are Delta (24%), Spirit Airlines (12%), and United Airlines (11%).
Best airlines flying from Seattle to Los Angeles
Compare and see reviews for airlines that fly from Seattle to Los Angeles with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $43 | Free Cancellation | Rating 6.0 3,428 reviews | |||
| PriceFrom $62 | Free Cancellation | Rating 6.3 8,074 reviews | |||
| PriceFrom $136 | Free Cancellation | Rating 8.1 4,649 reviews | |||
| PriceFrom $137 | Free Cancellation | Rating 8.0 8,501 reviews | |||
| PriceFrom $138 | Free Cancellation | Rating 8.0 9,636 reviews | |||
| PriceFrom $150 | Free Cancellation | Rating 7.4 8,941 reviews | |||
| PriceFrom $156 | Free Cancellation | Rating 7.2 10,000 reviews |
Southwest Flights From Seattle to Los Angeles
Southwest operates around 15 flights from Seattle to Los Angeles every week. The average price of these flights found in the last 72 hours has been $453, but momondo users have found Southwest deals from Seattle to Los Angeles from as low as $136 round-trip. Southwest has been scored 8.1/10 in 4,649 reviews.
Delta Flights From Seattle to Los Angeles
The best Delta deal for Seattle to Los Angeles flight tickets found on momondo in the last 72 hours was $137, round-trip. It should be noted that an average Delta flight deal for this route in this time was higher, at $245 round-trip. Delta operates 11 flights out of Seattle into Los Angeles in an average week, so prices vary by time and availability. 8,501 Delta reviews by users on momondo have scored the airline at 8.0/10.
Why use momondo?
Why should I use momondo to find a flight deal from Seattle to Los Angeles?
momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Seattle to Los Angeles. Millions of users trust and use momondo every year so you are in good hands.
Can I find flights from Seattle to Los Angeles with flexible booking policies on momondo?
Yes. momondo enables you to select and highlight flights to Los Angeles from Seattle with this policy.
How can momondo help me find flights from Seattle to Los Angeles?
Once you have performed a search for Seattle to Los Angeles flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.
I’m not ready to book a flight from Seattle to Los Angeles right now. Can momondo alert me if prices change?
Yes momondo offers price alerts on flights to Los Angeles from Seattle. 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.