Route Price Intelligence
Cheap Flights From Los Angeles to Seattle
Live pricing benchmarks, monthly patterns, and historical lows for this route.
Los Angeles to Seattle nonstop on Frontier just dropped to $80 roundtrip, usually running closer to $216. It's one of the lowest fares we've tracked on this pairing, an easy way to grab a fall Pacific Northwest weekend of waterfront markets and day trips without planning far ahead.
✓ 6 date combinations found at this price
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Best Time to Fly from Los Angeles to Seattle
The cheapest time to fly from Los Angeles to Seattle is typically October, when fares average around $138. The most expensive month tends to be July at around $332. For the best deals, consider flying in October, September, August.
Typical Price by Travel Month
Median round-trip fare for each month, with the typical price range, from our ongoing tracking of this route