Frontier Airlines Los Angeles to Seattle Flights

Cheapflightsplus.com will find cheap Frontier Airlines flights from Los Angeles to Seattle. Compare airline ticket prices and book air tickets starting from $38 from trusted online travel agencies, web sites and directly from airlines. Check flights schedule of Frontier Airlines, arrivals and departure details below.

Find Cheap Airfare Los Angeles (CA) — Seattle (WA) by Frontier Airlines

To find cheap tickets choose a day of your departure with attractive price on the graph below and click «Find flights». For round trip flights please click «Check prices for return flight». The cheapest airfare is in april: one-way - $38, two-way – $65.
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Below is a detailed 2024 flight schedule for today, tomorrow and all other days. It may vary depending on season and a day of the week of your desired trip. We recommend booking your itinerary at least 2 weeks prior your travel to get the best price and availability by the airline.
Departure Arrival Flight Details Flight Time Price
0:49 am — 6:02 pm
0:49 am — 4:14 am F9402 Frontier Airlines
Los Angeles — Denver
11h 51m stop
4:05 pm — 6:02 pm F9145 Frontier Airlines
Denver — Seattle
17h 13m
including layover
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from$50
0:49 am — 8:00 am
0:49 am — 4:14 am F9402 Frontier Airlines
Los Angeles — Denver
1h 46m stop
6:00 am — 8:00 am F9143 Frontier Airlines
Denver — Seattle
7h 11m
including layover
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from$51
0:49 am — 8:30 am
0:49 am — 4:13 am F9402 Frontier Airlines
Los Angeles — Denver
2h 32m stop
6:45 am — 8:30 am DL1430 Delta Air Lines Inc.
Denver — Seattle
7h 41m
including layover
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from$61
0:49 am — 8:50 am
0:49 am — 4:14 am F9402 Frontier Airlines
Los Angeles — Denver
2h 46m stop
7:00 am — 8:50 am AS1171 Alaska Airlines
Denver — Seattle
8h 1m
including layover
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from$64
0:49 am — 9:05 am
0:49 am — 4:13 am F9402 Frontier Airlines
Los Angeles — Denver
3h 2m stop
7:15 am — 9:05 am AS965 Alaska Airlines
Denver — Seattle
8h 16m
including layover
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from$69
0:59 am — 8:52 am
0:59 am — 4:18 am F9408 Frontier Airlines
Los Angeles — Denver
2h 21m stop
6:39 am — 8:52 am DL1104 Delta Air Lines Inc.
Denver — Seattle
7h 53m
including layover
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from$143
10:17 am — 0:01 am
+1 day
10:17 am — 1:49 pm F9404 Frontier Airlines
Los Angeles — Denver
8h 12m stop
10:01 pm — 0:01 am F9143 Frontier Airlines
Denver — Seattle
13h 44m
including layover
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from$50
11:50 am — 8:31 am
+1 day
11:50 am — 3:20 pm F9404 Frontier Airlines
Los Angeles — Denver
15h 5m stop
6:25 am — 8:31 am F9145 Frontier Airlines
Denver — Seattle
20h 41m
including layover
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from$50
6:08 pm — 0:01 am
+2 days
6:08 pm — 9:39 pm F9408 Frontier Airlines
Los Angeles — Denver
24h 22m stop
10:01 pm — 0:01 am F9143 Frontier Airlines
Denver — Seattle
29h 53m
including layover
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from$50
6:08 pm — 1:09 pm
+1 day
6:08 pm — 9:39 pm F9408 Frontier Airlines
Los Angeles — Denver
13h 28m stop
11:07 am — 1:09 pm F9145 Frontier Airlines
Denver — Seattle
19h 1m
including layover
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from$50
7:34 pm — 8:11 pm
+1 day
7:34 pm — 9:02 pm F92164 Frontier Airlines
Los Angeles — Las Vegas
20h 23m stop
5:25 pm — 8:11 pm F92167 Frontier Airlines
Las Vegas — Seattle
24h 37m
including layover
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from$57
7:59 pm — 10:37 am
+1 day
7:59 pm — 9:27 pm F92164 Frontier Airlines
Los Angeles — Las Vegas
10h 33m stop
8:00 am — 10:37 am NK486 Spirit Airlines
Las Vegas — Seattle
14h 38m
including layover
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from$38
8:32 pm — 10:34 am
+1 day
8:32 pm — 10:01 pm F92162 Frontier Airlines
Los Angeles — Las Vegas
9h 43m stop
7:44 am — 10:34 am F92167 Frontier Airlines
Las Vegas — Seattle
14h 2m
including layover
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from$53
8:32 pm — 11:54 am
+1 day
8:32 pm — 10:01 pm F92162 Frontier Airlines
Los Angeles — Las Vegas
11h 6m stop
9:07 am — 11:54 am NK486 Spirit Airlines
Las Vegas — Seattle
15h 22m
including layover
Find flight
from$56
*Departure and arrival times are local. Last updated on 04/19/2024

Flight Information

There are 15 flights by Frontier Airlines from Los Angeles to Seattle every week with departures from Los Angeles Int. and Los Angeles Ferry Port. All flights arrive at Seattle-Tacoma Intl, Boeing Field International Airport, Kenmore Air Harbor SPB.

Departures start from 0:49 am to 8:32 pm. Nonstop flight is 7h 11m. The time difference between Los Angeles and Seattle is 0h.

  • The fastest flight 7h 11m
  • Average flight time 14h 20m
  • The earliest flight 0:49 am
  • The latest flight 8:32 pm
  • Distance 955 ml

The cheapest flight by Frontier Airlines that our users were able to find is $38. This airfare is economy class on one-way F92164 flight for September 27, 2020 leaving Los Angeles Int. in Los Angeles at 7:59 pm, it includes all taxes and additional fees.

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Other Popular Airlines on the Route

Besides Frontier Airlines there are other 9 airline carriers between Los Angeles and Seattle. Please review schedules and prices from the most popular airlines to find the best airfare deals from Los Angeles to Seattle.

Nonstop flights

There are 73 direct flights every day from Los Angeles. Airlines and fares are below:

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Connecting Flights

List of flights with layovers (1 and more stops):

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How to book an air ticket yourself?

How to book an air ticket yourself?
  • Fill in the search parameters — cities of departure and destination, departure and return dates and click «Find flights»
  • Select the best flight that you like. Please, check the airports of departure and arrival. Select the best fare, but pay attention to the following flight details - airports of departure and arrival, flight duration and layovers. Please use filters and sort to find the best flight.
  • Click «Buy» when you are ready — our system will redirect you to the site that sells the selected airfare.
  • Fill in all passenger and payment information — passport and contact information, please double check all passengers’ names and make a payment for your itinerary.
  • That's it — you will receive an email with your e-ticket usually within 10 minutes after your flight is confirmed. Please, print the e-ticket and have it with you at the airport. You would need to have only a passport and/or a required form of ID to travel. Please, check your Visa requirements if you travel outside of the United States or Canada.

    To find a plane ticket, please select dates.

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