Cheapest Day to Buy Flights from Seattle to Los Angeles
Seattle to Los Angeles is 1,537 km (955 mi) great-circle — typically 4–7 h nonstop. Fares typically bottom out 3–12 weeks before departure; the calendar below shows the cheapest price for every day of the next 12 months.
Check live prices on Aviasales ↗Low Fare Calendar — Seattle to Los Angeles
When to book vs. when to fly — Seattle → Los Angeles
Live data from recent Aviasales searches for SEA → LAX, plus a booking rule of thumb.
Lowest indicative per-adult round-trip fares seen in Aviasales searches — confirmed live on the booking site before payment.
See the cheapest month’s fares ↗Search any date — Seattle → Los Angeles
Flight options — Seattle → Los Angeles
Recently-seen round-trip fares — click any flight for details, alternatives and booking.
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FAQ — SEA → LAX
How much is a flight from Seattle to Los Angeles?
Prices vary by season and departure day. The Low Fare Calendar on this page shows the cheapest fare for every day of the coming year between Seattle (SEA) and Los Angeles (LAX).
Which airlines fly from Seattle to Los Angeles?
The Seattle → Los Angeles route covers about 1,537 km and typically 4–7 h nonstop. Multiple carriers operate it — search FlyTiming to compare every airline and agency serving SEA → LAX in one search.
What is the cheapest day to fly from Seattle to Los Angeles?
It varies by month. The price card on this page highlights the cheapest month and the historically cheapest day of the week to fly this route — the Low Fare Calendar below marks low-fare days in green.
When is the best time to book flights from Seattle to Los Angeles?
As a rule of thumb, fares on international routes are usually lowest roughly 3–12 weeks before departure — and northern-summer peak (June–August) usually means the highest fares — book early or aim for the shoulder months. The calendar below is the fastest way to spot the cheapest months for Seattle → Los Angeles.