Cheap Flights from Los Angeles to Seattle

Cheapest flights from Los Angeles to Seattle

Flaut.Travel was designed and developed by a team dedicated to making the process of searching, comparing and booking airline tickets as easy and convenient as possible. Our service helps travelers to find and buy the cheapest flights from Los Angeles to Seattle. We have connected more than 40 airlines and airline ticketing agencies to help you find the most suitable and affordable flight option.

Cheapest one way flight

$37

Frontier Airlines

Direct flight

3h 1m

09/22/2026

The cheapest one-way flight from Los Angeles to Seattle departs on 09/22/2026, is operated by Frontier Airlines and costs $37

Cheapest round trip flight

$61

Frontier Airlines

Direct flight

6h 5m

10/31/2026

The cheapest roundtrip flight from Los Angeles to Seattle departs on 10/31/2026, is operated by Frontier Airlines and costs $61

The fastest flight

2h 45m

Fastest flight from Los Angeles to Seattle takes 2h 45m

Direct flights

Several times a week

There are direct flights on this route 6 days a week: Su, Mo, Tu, We, Fr, and Sa

Earliest flight

6:00 AM

Latest flight

9:15 PM

Average flight duration

2h 49m

Direct flights count

221

Distance

1545km

Timezone difference

0h

The distance between Los Angeles and Seattle is 1545km (958 miles). The average flight duration is 2h 49m. There are 221 direct flights from Los Angeles to Seattle. Los Angeles and Seattle are in the same time zone. Flights from Los Angeles begin at 6:00 AM. The latest flight from Los Angeles departs at 9:15 PM

Remember that on average the ideal time to book flights is 2 months before departure!

Airfare from Los Angeles to Seattle by month

The cost of a one-way flight from Los Angeles to Seattle ranges from $31 (October 2026) to $69 (August 2026). On average, the ticket price is about $46–$106.

October 2026

Lowest price

on average:

$31

August 2026

Highest price

on average:

$69

Avg Price

Price dynamics

Good news for anyone planning a flight from Los Angeles to Seattle: prices are steadily declining. From August 2026 to October 2026, tickets dropped by 55%, and the trend continues.

Cheaper and more expensive periods

The most notable drop occurred from August 2026 to October 2026 — down 55%. The best period is September 2026–October 2026 (averaging $34), while the most expensive is August 2026–September 2026 ($53).

Best time to buy

Since prices are falling, there's no rush to buy. The most cost-effective travel period is September 2026–October 2026: savings compared to expensive months can reach up to 36%.

Price predictability

Monthly price variation is 36.7%. Choosing the right departure date can lead to significant savings on this route.

Airlines operating on route

Flights from Los Angeles to Seattle are operated by several airlines — Frontier Airlines and Alaska Airlines. This allows passengers to flexibly choose flights based on departure time, cost, and additional services. The minimum ticket price starts at $37, making this destination accessible to travelers with different budgets. We help compare all available options in real time, so you can book tickets at the best value for money. The service ensures transparent search and lets you book affordable flights in just a few clicks.

Frontier Airlines

starting at $37

Alaska Airlines

starting at $120

Non-stop flights from Los Angeles to Seattle

A non-stop flight is the most convenient and comfortable way to fly from Los Angeles to Seattle, despite the fact that sometimes flights with transfers can cost significantly less.

Los Angeles — Seattle

LAX — SEA

09/22/2026

Departure

Direct flight

F91177

starting at $37

Los Angeles — Seattle

LAX — SEA

10/04/2026

Departure

Direct flight

F91177

starting at $43

Los Angeles — Seattle

LAX — SEA

10/31/2026

Departure

Direct flight

F91177

starting at $43

Ontario — Seattle

ONT — SEA

08/28/2026

Departure

Direct flight

F92275

starting at $44

Ontario — Seattle

ONT — SEA

09/01/2026

Departure

Direct flight

F92275

starting at $44

Los Angeles — Seattle

LAX — SEA

09/23/2026

Departure

Direct flight

F91177

starting at $48

Ontario — Seattle

ONT — SEA

08/31/2026

Departure

Direct flight

F92275

starting at $55

Ontario — Seattle

ONT — SEA

09/02/2026

Departure

Direct flight

F92275

starting at $57

Ontario — Seattle

ONT — SEA

09/14/2026

Departure

Direct flight

F92275

starting at $59

Ontario — Seattle

ONT — SEA

09/28/2026

Departure

Direct flight

F92275

starting at $61

Schedule of direct flights from Los Angeles to Seattle

All airlines serving Los Angeles — Seattle operate daily direct flights: Frontier Airlines and Alaska Airlines fly every day.

Frontier Airlines

Every day

starting at $113

Alaska Airlines

Every day

starting at $307

Los Angeles airports overview

Bob Hope Airport - Hollywood Burbank

•

BUR

19km

Serves Burbank and the northern Los Angeles area, offering primarily domestic flights with convenient access to Hollywood, downtown LA and nearby film studios.

Los Angeles International Airport

•

LAX

20km

Primary gateway for Los Angeles and Southern California, offering extensive domestic and international connections, multiple airline hubs, and convenient ground transport options to the city and surrounding areas.

John Wayne Airport - Santa Ana

•

SNA

55km

Serves Santa Ana and Orange County with primarily domestic and limited international flights; convenient for travel to Anaheim, Irvine, Newport Beach and Disneyland.

Van Nuys Airport

•

VNY

29km

•

Seattle airports overview

Boeing Field International Airport

•

BFI

8km

Seattle-Tacoma International Airport

•

SEA

19km

Primary air hub for the Seattle metropolitan area and Puget Sound, offering extensive domestic and international routes, multiple terminals, light rail and shuttle connections, and convenient access to downtown Seattle.

•

Frequently asked questions (FAQ)

Answers to questions about the route that travelers are most interested in.

What is the cheapest price for flights from Los Angeles to Seattle?

The cheapest flight ticket from Los Angeles to Seattle according to data for the last 48 hours costs $37

When is the best time to buy air tickets on the route Los Angeles — Seattle?

Often the best time to buy tickets from Los Angeles to Seattle is 2 months before departure.

When is the cheapest time of year to fly from Los Angeles to Seattle?

Based on statistics over the past years, the lowest prices for flights from Los Angeles to Seattle can be found flying in these months: October, September, August.

How long does it take to fly from Los Angeles to Seattle?

The fastest flights from Los Angeles to Seattle start from 2 hours 45 minutes in the air.

Which airline can fly direct from Los Angeles to Seattle?

The following airlines operate direct flights on the route Los Angeles — Seattle: Frontier Airlines

Special offers and sales on air tickets from Los Angeles to Seattle

We keep tight track on airlines' pre-holidays sales and other special offers occurences all the time to let you save maximum amount of funds while traveling to your family or just going out on vacation.

We couldn't find any special offers for flights from Los Angeles to Seattle

Alternative routes

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Cheapest one way flight

$37

Frontier Airlines

Direct flight

3h 1m

09/22/2026

The cheapest one-way flight from Los Angeles to Seattle departs on 09/22/2026, is operated by Frontier Airlines and costs $37

Cheapest round trip flight

$61

Frontier Airlines

Direct flight

6h 5m

10/31/2026

The cheapest roundtrip flight from Los Angeles to Seattle departs on 10/31/2026, is operated by Frontier Airlines and costs $61

The fastest flight