Question 1

How popular is this Los Angeles to Seattle flight route?

Accepted Answer

Flights from Los Angeles to Seattle/Tacoma Intl have been viewed 25 times in the past calendar month.

Question 2

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

Accepted Answer

According to our current data, Southwest (£117), Alaska Airlines (£123), and United Airlines (£127) offers the cheapest pricing from Los Angeles to Seattle. Southwest is currently priced 22% below the average price you’ll pay for this route.

Question 3

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

Accepted Answer

One-way options have recently been found by users for as low as £65 on Alaska Airlines. Other airlines that offer cheap prices include United Airlines from £66 and Southwest from £68 one-way.

Question 4

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

Accepted Answer

The price you pay for your flight from Los Angeles to Seattle may vary depending on when you book. For the best chance of a lower fare, look to book 34 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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 £622). Flying from Los Angeles to Seattle in July is currently the most expensive (average of £946). 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

Travellers seeking maximum savings on their Los Angeles to Seattle flight should consider departing on Thursday mornings when fares are most often at their lowest. Saturday at midday 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 Friday (123 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (51 on average).

Question 8

E

Accepted Answer

In terms of precipitation, rainfall in Seattle ranges from 18.0 - 168.0 inches 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 £80. On average you can expect to pay £320. The most popular route, (Los Angeles - Seattle/Tacoma Intl), can usually be booked for £103.

Question 11

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

Accepted Answer

Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Los Angeles to Seattle on time: Spirit Airlines (100%), KLM (96%), China Eastern (95%).

Question 12

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

Accepted Answer

Users have found that flying from Los Angeles to Seattle on a Friday typically leans towards higher prices. However, this doesn’t mean you still can’t find a deal. Flexibility with other aspects of your flight can still land a great price for your trip.

Question 13

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

Accepted Answer

Travelers have found it’s best to book a flight 35 days in advance to save up to 85% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 35 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Los Angeles to Seattle 1-2 weeks in advance for as low as £196, or £260 for flights within the next 24 hours.

Question 14

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

Accepted Answer

January is one of the best times of the year to fly to Seattle from Los Angeles. Prices for January average £152 per person but you can even find prices for as low as £28. The most expensive prices can be found in the month of June. Opting for a January flight can save you 33% on your journey compared to booking in June

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 at midday tend to be the most expensive. A flight in the afternoon could potentially save you up to 68% on airfare.

Question 16

What airports do I use to fly from Los Angeles to Seattle?

Accepted Answer

If you wish to fly to Seattle from Los Angeles, then you need to book flights from Los Angeles to Seattle/Tacoma Intl. There are 97 flights from Los Angeles (LAX) to Seattle/Tacoma Intl (SEA) per day to choose from. Flights to Seattle from Los Angeles are available from 2 different airlines, which means you should have some options if you want to compare airfare deals. 2h 45m is how long a nonstop flight from Los Angeles to Seattle/Tacoma Intl typically takes.

Question 17

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 holiday packages that include both flights and hotel.

Question 18

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 19

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 20

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

Accepted Answer

When you search for this flight from Los Angeles to Seattle, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Question 21

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

Accepted Answer

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Los Angeles to Seattle.

Question 22

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

Accepted Answer

Users can book flights with no change fees policies with our dedicated filters. Book flights from Los Angeles to Seattle flexibly with Cheapflights today.

Question 23

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

Accepted Answer

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Seattle from Los Angeles today and book when prices fit your budget.

Round-trip from	£117
One-way from	£65
Popular in	June
Cheapest in	January
Average price	£174
Good round-trip deal	£356 or less
Good one-way deal	£87 or less

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest£87	Average£292	FlexibilityNo cancel fee	On-timeN/A	Search Delta flights
Alaska Airlines	Cheapest£94	Average£174	FlexibilityNo cancel fee	On-time75%	Search Alaska Airlines flights

Cheap flights from Los Angeles to Seattle from £65

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 9/9. 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 34 days in advance, depart on a Wednesday or Friday and return on a Monday

Cheap flight deals from Los Angeles to Seattle

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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 11 July 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 11 July 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 return flight from Los Angeles to Seattle. Price data was last updated on 27 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 11 July 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 11 July 2025.

How much does it cost for a return flight from Los Angeles to Seattle?

Reviews of airlines servicing Seattle

Get a feel of what it's like to fly with Alaska Airlines, Southwest, andDelta from Los Angeles to Seattle by reading reviews from past customers. Users have also rated airlines 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.

What airports do I use to fly from Los Angeles to Seattle?

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?

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Alternative routes for Los Angeles to Seattle

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Top 2 airlines flying from Los Angeles to Seattle

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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?

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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 11 July 2025.