How much is a ticket from Los Angeles to Seattle?

The cheapest price found today is $50.

When is it cheaper to fly?

Cheapest month is October — from $50.

Cheapest today — $50. Below is what booking services offer.

Departure	Airline	Stops	Price
Oct 5	Frontier Airlines	direct	$50	View
Sep 5	Frontier Airlines	direct	$80	View
Sep 8	Frontier Airlines	direct	$88	View
Sep 18	Frontier Airlines	1	$91	View
Sep 24	Frontier Airlines	direct	$96	View
Sep 9	Alaska Airlines	direct	$97	View
Oct 2	Frontier Airlines	direct	$105	View

How much is a ticket from Los Angeles to Seattle?: The cheapest price found today is $50.
When is it cheaper to fly?: Cheapest month is October — from $50.

Links to booking services are affiliate links. The price stays the same for you.