Question 1

How popular is this Los Angeles to Seattle flight route?

Accepted Answer

Within the past month, 26 users have taken a look at flights from Los Angeles to Seattle/Tacoma Intl.

Question 2

What are the cheapest airlines flying from Los Angeles to Seattle round-trip?

Accepted Answer

According to our current data, Alaska Airlines (C$ 220), United Airlines (C$ 228), and Southwest (C$ 230) offers the cheapest pricing from Los Angeles to Seattle. These flights start at 21% lower than the current average price 3 months from now.

Question 3

What are the cheapest airlines to fly from Los Angeles to Seattle one-way?

Accepted Answer

C$ 111 is the cheapest one-way deal found within the past few days, from Spirit Airlines. You may also be able to find cheap deals on Southwest and United Airlines, with prices starting from C$ 115 and C$ 122, respectively.

Question 4

How far ahead should I book a flight from Los Angeles to Seattle?

Accepted Answer

Booking 58 days in advance of your planned departure date is, on average, the best time to get cheap flights from Los Angeles to Seattle. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

Question 5

What is the cheapest month to book a flight from Los Angeles to Seattle?

Accepted Answer

Currently, January is the cheapest month in which you can book a flight from Los Angeles to Seattle (average of C$ 261). Flying from Los Angeles to Seattle in December is currently the most expensive (average of C$ 353). 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.

Question 6

What is the cheapest day to fly from Los Angeles to Seattle?

Accepted Answer

Travelers seeking maximum savings on their Los Angeles to Seattle flight should consider departing on Wednesday at noon when fares are most often at their lowest. Monday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Question 7

Weekly flight availability from Los Angeles to Seattle

Accepted Answer

The most flights from LAX to SEA are scheduled on a Wednesday (124 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (27 on average).

Question 8

E

Accepted Answer

In terms of precipitation, rainfall in Seattle ranges from 18.0 - 168.0 mm per month. November is typically the wettest month, when rainfall can reach 168.0 mm. July is typically the driest time to visit Seattle when rainfall is around 18.0 mm.

Question 9

E

Accepted Answer

If weather is an important factor for your trip to Seattle, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 19.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 5.0 C).

Question 10

What are the cheapest flights from Los Angeles to Seattle?

Accepted Answer

The cheapest flight price from Los Angeles to Seattle is C$ 88. On average you can expect to pay C$ 213. The most popular route, (Los Angeles - Seattle/Tacoma Intl), can usually be booked for C$ 268.

Question 11

What are the most reliable airlines from Los Angeles to Seattle?

Accepted Answer

The top 3 most reliable airlines when flying from Los Angeles to Seattle are SkyWest Airlines (96%), Air France (94%) and ITA Airways (94%).

Question 12

What is the cheapest day to fly round-trip from Los Angeles to Seattle?

Accepted Answer

Friday flights are found to be more expensive to fly from Los Angeles to Seattle. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Seattle.

Question 13

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

Accepted Answer

To save up to 89% on this flight, we recommend booking at least 59 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Los Angeles to Seattle from C$ 360 1-2 weeks out and tickets from C$ 483 for flights departing within the next 72 hours.

Question 14

What is the cheapest month to fly from Los Angeles to Seattle?

Accepted Answer

Flights from Los Angeles to Seattle lean towards being more expensive in June. Prices are generally better when you fly from Los Angeles to Seattle in January, with the cheapest ticket starting at C$ 52.

Question 15

What is the cheapest time of day to fly from LAX to SEA?

Accepted Answer

One of the essential ways to save on airfare from Los Angeles to Seattle is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the afternoon could potentially save you up to 64% on airfare.

Question 16

Can I find deals for flights from Los Angeles to Seattle that include hotel bookings?

Accepted Answer

Yes. In addition to deals on Los Angeles to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.

Question 17

How can I find direct flights from Los Angeles to Seattle?

Accepted Answer

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Los Angeles to Seattle.

Question 18

Can I find deals for business class flights from Los Angeles to Seattle?

Accepted Answer

Yes. Cheapflights offers flight deals from Los Angeles to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Question 19

How does Cheapflights help users find flights from Los Angeles to Seattle?

Accepted Answer

Cheapflights helps you search for flights from Los Angeles to Seattle via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Question 20

Why should you use Cheapflights to find cheap flight tickets from Los Angeles to Seattle?

Accepted Answer

Cheapflights simply makes it quick and affordable to book flights from Los Angeles to Seattle by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Question 21

Can Cheapflights find flights from Los Angeles to Seattle with no change fees?

Accepted Answer

Yes, we can. To see specific flights from Los Angeles to Seattle with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Question 22

Can Cheapflights notify me if prices for flights from Los Angeles to Seattle become cheaper?

Accepted Answer

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

Round-trip from	C$ 206
One-way from	C$ 111
Popular in	June
Cheapest in	January
Average price	C$ 365
Good round-trip deal	C$ 155 or less
Good one-way deal	C$ 149 or less

Cheap flights from Los Angeles to Seattle from C$ 111

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/7. Fares are subject to change and may not be available on all flights or dates of travel.

Cheapflights Tip: The best prices from Los Angeles to Seattle/Tacoma Intl are usually found in January or September, booked 58 days in advance, depart on a Sunday or Friday and return on a Saturday

Cheap flight deals from Los Angeles to Seattle

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals from Los Angeles to Seattle

Cheapest flights from Los Angeles to SeattleExplore the most affordable flight options available from Los Angeles to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 June 2025.

Explore the most affordable flight options available from Los Angeles to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 June 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Los Angeles to Seattle that are best for you.

Best time to book a flight from Los Angeles to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Los Angeles with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Los Angeles to Seattle

How far ahead should I book a flight from Los Angeles to Seattle?

Use this chart to determine the optimal time to book a round-trip flight from Los Angeles to Seattle. Price data was last updated on 9 June 2025.

What is the cheapest month to book a flight from Los Angeles to Seattle?

What is the cheapest time of day to fly from LAX to SEA?

Find hourly flight availability from Los Angeles to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 12 June 2025.

Weekly flight availability from Los Angeles to Seattle

Explore weekly flight availability from Los Angeles to Seattle. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 12 June 2025.

Rainfall in Seattle by month

Plan your trip to Seattle by taking into account the average rainfall totals by month.

Temperature in Seattle by month

Plan your trip to Seattle by taking into account the average temperature totals by month.

Reviews of airlines servicing Seattle

See what other customers who have flown with Alaska Airlines, Southwest and Delta from Los Angeles to Seattle have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Los Angeles to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

How popular is this Los Angeles to Seattle flight route?

What are the cheapest airlines flying from Los Angeles to Seattle round-trip?

What are the cheapest airlines to fly from Los Angeles to Seattle one-way?

What are the most reliable airlines from Los Angeles to Seattle?

What are the cheapest flights from Los Angeles to Seattle?

Can I find deals for flights from Los Angeles to Seattle that include hotel bookings?

How can I find direct flights from Los Angeles to Seattle?

Can I find deals for business class flights from Los Angeles to Seattle?

What is the cheapest month to book a flight from Los Angeles to Seattle?

Travelling to a place near Los Angeles?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Los Angeles to Seattle

See prices for flight routes from nearby airports that may be better suited for you.

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Los Angeles to Seattle?

Why should you use Cheapflights to find cheap flight tickets from Los Angeles to Seattle?

Can Cheapflights find flights from Los Angeles to Seattle with no change fees?

Can Cheapflights notify me if prices for flights from Los Angeles to Seattle become cheaper?

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Los Angeles to Seattle
Explore the most affordable flight options available from Los Angeles to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 June 2025.