
Everything you should know
Cheap Flights from Los Angeles to Seattle (LAX-SEA)
Cheap flights from Los Angeles to Seattle with top airlines, updated regularly. Compare round-trip, one-way, direct and last-minute deals.
Price, demand and travel trends for Los Angeles to Seattle flights
Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.
How much is a round-trip flight from Los Angeles to Seattle?
This analysis is based on the cheapest round-trip price found on KAYAK in the last 12 months by searching for a flight from Los Angeles to Seattle departing in december.What's the cheapest day of the week to fly from Los Angeles to Seattle?
Based on deals KAYAK users found in the last 12 months, Thursday is the cheapest day of the week to fly from Los Angeles to Seattle. It’s 6% cheaper than the average day, while Sunday is the most expensive, with prices 9% higher.
What’s the cheapest month to fly from Los Angeles to Seattle?
KAYAK internal proprietary data takes all prices for each month over the last 12 months for round-trip flights from Los Angeles to Seattle, removes the top 0.1% to account for outliers and then takes the median of all values for each month.•March is the cheapest month to fly from Los Angeles to Seattle at $193 round-trip.
•June ($314) and July ($300) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 62% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.
Round-trip flights from Los Angeles to Seattle typically range from $172 to $349. The lowest price found in the past 5 days was $125, on Frontier.
Which airline is the cheapest to fly from Los Angeles to Seattle?
Frontier ($125) and Delta ($137) are the cheapest airlines to fly round-trip from Los Angeles to Seattle according to KAYAK data over the last 5 days.
Which airline offers the most nonstop flights between Los Angeles and Seattle?
Alaska Airlines and Delta offer the most frequent nonstop flights from Los Angeles to Seattle, at 78 and 42 flights per week respectively. United Airlines is another good option, operating 23 flights per week. Based on KAYAK flight data over the last 3 months.
How often are flights from Los Angeles to Seattle delayed?
Over the last 3 months Los Angeles to Seattle flights were delayed 9% of the time. Delayed flights averaged 2h 33m behind schedule.
What’s the most punctual time of day to fly from Los Angeles to Seattle?
Morning flights have the fewest delays. Night departures experience delays most often.
Which day of the week has the fewest delays on Los Angeles to Seattle flights?
Tuesday has the fewest flight delays on the Los Angeles to Seattle route, at only 6% of flights delayed. Friday has the most delays at 11%.
Which airline is the most punctual on Los Angeles to Seattle flights?
United Airlines is the most punctual airline on Los Angeles to Seattle flights. 94% of flights were on time in the past 3 months.
What’s the most popular layover airport when flying from Los Angeles to Seattle?
KAYAK data for 1-stop round-trips over the past 3 months. Only counts itineraries with the same layover on both legs.Denver Intl (DEN) is the most popular layover for the Los Angeles to Seattle route. 38% of KAYAK users who booked 1-stop round-trips over the past 3 months connected via DEN.
What is the cheapest layover airport when flying from Los Angeles to Seattle?
Flights via Phoenix Sky Harbor Intl (PHX) offer the most affordable fares, with an average round-trip price of $272. Based on KAYAK data over the past 3 months.
Which route with a layover is the fastest from Los Angeles to Seattle?
San Jose (SJC) offers the shortest 1-stop connection from Los Angeles to Seattle at 4h 17m one-way, 1h 19m longer than the 2h 58m direct flight. Based on KAYAK data over the past 3 months.
When flying from Los Angeles to Seattle which airport offers the shortest layover?
San Jose (SJC) had the shortest average connection time for Los Angeles to Seattle layovers at 2h 32m over the past 3 months.
How many nonstop flights run daily between Los Angeles and Seattle?
There are 22 to 25 flights per day from Los Angeles to Seattle, about 167 flights per week. Monday has the most departures, with 15% of weekly flights.
What time of day do most flights depart from Los Angeles to Seattle?
Based on KAYAK flight schedules for the upcoming 3 months.Most nonstop flights from Los Angeles to Seattle depart in the morning, accounting for 38% of nonstop departures. Around 9 flights are scheduled in that window over the next three months.
Expert advice for your flight from Los Angeles to Seattle
Key details for Los Angeles to Seattle flights
Low season | September |
|---|---|
High season | June |
Cheapest flight | $64 |
When to book flights from Los Angeles to Seattle
Flights from Los Angeles to Seattle: the best tips from KAYAK users' own experiences
Your Los Angeles to Seattle flight questions, answered
Find helpful answers about this route, including flight times, airports, airlines and booking tips.
Your guide to booking Los Angeles to Seattle flights
Get tips on when to book, when to fly and what to know before your trip.Prefer to fly direct from Los Angeles to Seattle?
Direct departures
Los Angeles to Seattle/Tacoma Intl
Monday
Alaska Airlines,American Airlines,Delta, +2 more
Alaska Airlines,American Airlines, +3 more
Tuesday
Alaska Airlines,American Airlines,Delta, +2 more
Alaska Airlines,American Airlines, +3 more
Wednesday
Alaska Airlines,American Airlines,Delta, +2 more
Alaska Airlines,American Airlines, +3 more
Thursday
Alaska Airlines,American Airlines,Delta, +2 more
Alaska Airlines,American Airlines, +3 more
Friday
Alaska Airlines,American Airlines,Delta, +2 more
Alaska Airlines,American Airlines, +3 more
Saturday
Alaska Airlines,American Airlines,Delta, +2 more
Alaska Airlines,American Airlines, +3 more
Sunday
Alaska Airlines,American Airlines,Delta, +2 more
Alaska Airlines,American Airlines, +3 more
Direct returns
Seattle/Tacoma Intl to Los Angeles
Monday
Alaska Airlines,American Airlines,Delta, +2 more
Alaska Airlines,American Airlines, +3 more
Tuesday
Alaska Airlines,American Airlines,Delta, +2 more
Alaska Airlines,American Airlines, +3 more
Wednesday
Alaska Airlines,American Airlines,Delta, +2 more
Alaska Airlines,American Airlines, +3 more
Thursday
Alaska Airlines,American Airlines,Delta, +2 more
Alaska Airlines,American Airlines, +3 more
Friday
Alaska Airlines,American Airlines,Delta, +2 more
Alaska Airlines,American Airlines, +3 more
Saturday
Alaska Airlines,American Airlines,Delta, +2 more
Alaska Airlines,American Airlines, +3 more
Sunday
Alaska Airlines,American Airlines,Delta, +2 more
Alaska Airlines,American Airlines, +3 more