Find Cheapest Airlines Flying from Seattle to Los Angeles

Choose from 4 airlines flying from Seattle to Los Angeles, including Delta Air Lines, Hawaiian Airlines and Frontier Airlines. Frontier Airlines currently offers the cheapest ticket on this route.
Airlines are determined based on actual purchased flight tickets from Seattle to Los Angeles according to previous 12 months data from Trip.com.

Find the cheapest direct flight options from Seattle to Los Angeles over the next three months. Book one-way tickets from CAD 39 and round-trip tickets from CAD 67.

Displayed flight fares from Seattle to Los Angeles are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Flight Information for Seattle to Los Angeles Flights

The distance between Seattle and Los Angeles is 1,538km. It takes around 2 hours 43 minutes on average to fly from Seattle to Los Angeles. Based on Trip.com's data, travel demand peaks in July. The off-season for travel is October.

Cheapest one-way flight priceCAD 39
Cheapest return ticket priceCAD 67
Off-season travel monthOctober
Peak season for travelJuly
Flight distance1,538km
Average flight time2 hours 43 minutes
Popular airlineDelta Air Lines
Flight statistics for the Seattle–Los Angeles route are based on aggregated booking data from Trip.com over the past 12 months.

Trip.com price insights on flights from Seattle to Los Angeles

What is the cheapest month for one-way flights from Seattle to Los Angeles?

The average one way ticket price paid by Trip.com users from Seattle to Los Angeles in each month over the past 12 months.

Based on Trip.com data, the cheapest month to fly from Seattle to Los Angeles is Jan, with an average price of CAD 142. The most expensive month is usually Nov, with average prices reaching CAD 305.

CAD 305
CAD 224
CAD 142
CAD 61
  • CAD 142
    Jan
  • CAD 192
    Feb
  • CAD 182
    Mar
  • CAD 213
    Apr
  • CAD 176
    May
  • CAD 192
    Jun
  • CAD 271
    Jul
  • CAD 275
    Aug
  • CAD 251
    Sep
  • CAD 282
    Oct
  • CAD 305
    Nov
  • CAD 296
    Dec

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

Average price of return flights from Seattle to Los Angeles purchased by Trip.com users by month over the past 12 months

Based on Trip.com data, the cheapest month to fly from Seattle to Los Angeles is Jan, with an average price of CAD 129. The most expensive month is usually Jul, with average prices reaching CAD 553.

CAD 553
CAD 341
CAD 129
0
  • CAD 129
    Jan
  • CAD 201
    Feb
  • CAD 362
    Mar
  • CAD 386
    Apr
  • CAD 266
    May
  • CAD 413
    Jun
  • CAD 553
    Jul
  • CAD 431
    Aug
  • CAD 407
    Sep
  • CAD 449
    Oct
  • CAD 460
    Nov
  • CAD 390
    Dec

Which day of the week is cheapest to fly from Seattle to Los Angeles?

Data is based on the past 12 months and shows the average weekly airfare from Seattle to Los Angeles on different days of the week according to Trip.com.

Based on Trip.com data from the past 12 months, the cheapest day to fly from Seattle to Los Angeles is Thu. The average fare on this day is usually lower than on other days. Try to avoid flying on Fri as fares are usually the highest.

CAD 262
CAD 249
CAD 237
CAD 224
    Cheapest
  • CAD 246
    Mon
  • CAD 247
    Tue
  • CAD 259
    Wed
  • CAD 236
    Thu
  • CAD 262
    Fri
  • CAD 238
    Sat
  • CAD 253
    Sun

Flight FAQs

  • Which airlines offer the cheapest flights from Seattle (SEA) to Los Angeles (LAX)?

    Based on Trip.com data, Frontier Airlines offers one-way fares as low as CAD 39 on Cheapest nonstop routes (e.g. SEA to LAX on Tue, Feb 10), while Frontier Airlines offers Cheapest nonstop round-trips from CAD 67 departing on Mon, Feb 9 and returning on Mon, Feb 16.
  • At the moment, you can catch a direct flight from Seattle to Los Angeles with the following airlines, including: Hawaiian Airlines Delta Air Lines Frontier Airlines Alaska Airlines Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.
  • It takes about 2 hours 43 minutes to fly from Seattle (SEA) to Los Angeles (LAX).
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Seattle to Los Angeles is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • Based on Trip.com data in the past 4 weeks, there is 108 flight per week flying from Seattle to Los Angeles. You can check the weekly schedule for popular airlines on this route below: Hawaiian Airlines: S/M/T/W/T/F/S -- HA6774 (06:38)
  • To find best deals on flights from Seattle to Los Angeles, you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Tue, Feb 10, with one-way flights priced at just CAD 39.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Frontier Airlines.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for Los Angeles travel is around July.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Seattle to Los Angeles is October, when demand for travel is lower.
  • After crunching the numbers on our January flight calendar, it's currently cheapest to fly from Seattle to Los Angeles on January 22, 2026 with Frontier Airlines, with prices starting at CAD 75.
  • You can land at any one of the following hubs in Los Angeles, with Seattle–Tacoma International Airport to Los Angeles International Airport (SEA-LAX) is by far the most common option on this route: Los Angeles International Airport (LAX) Ontario International Airport (ONT) Van Nuys Airport (VNY).
  • The time difference between Los Angeles and Seattle is 0h.
  • Tickets can only be changed or cancelled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.