Cheap Flights from Los Angeles (QLA) to Seattle (SEA)

View AU$148 flight on Mon, 15 Sept 2025Opens in a new window

Popular airlines from Los Angeles to Seattle, WA (SEA-Seattle - Tacoma Intl.)

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Cheap Flights from Los Angeles (QLA) to Seattle (SEA)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Thu, 6 Nov - Sat, 8 Nov
LAX
Los Angeles
SEA
Seattle
AU$271 Return, found 13 hours ago
AU$271
Return
found 13 hours ago
Select American Airlines flight, departing Thu, 6 Nov from Los Angeles to Seattle, returning Sat, 8 Nov, priced at AU$271 found 13 hours ago
Delta
Wed, 24 Dec - Wed, 7 Jan
ONT
Ontario
SEA
Seattle
AU$271 Return, found 13 hours ago
AU$271
Return
found 13 hours ago
Select Delta flight, departing Wed, 24 Dec from Ontario to Seattle, returning Wed, 7 Jan, priced at AU$271 found 13 hours ago
Hawaiian Airlines
Wed, 1 Oct - Wed, 8 Oct
ONT
Ontario
SEA
Seattle
AU$271 Return, found 7 hours ago
AU$271
Return
found 7 hours ago
Select Hawaiian Airlines flight, departing Wed, 1 Oct from Ontario to Seattle, returning Wed, 8 Oct, priced at AU$271 found 7 hours ago
Hawaiian Airlines
Sat, 20 Sept - Tue, 23 Sept
ONT
Ontario
SEA
Seattle
AU$274 Return, found 5 days ago
AU$274
Return
found 5 days ago
Select Hawaiian Airlines flight, departing Sat, 20 Sept from Ontario to Seattle, returning Tue, 23 Sept, priced at AU$274 found 5 days ago
Hawaiian Airlines
Wed, 1 Oct - Thu, 9 Oct
ONT
Ontario
SEA
Seattle
AU$286 Return, found 7 hours ago
AU$286
Return
found 7 hours ago
Select Hawaiian Airlines flight, departing Wed, 1 Oct from Ontario to Seattle, returning Thu, 9 Oct, priced at AU$286 found 7 hours ago
Alaska Airlines
Sat, 4 Oct - Tue, 7 Oct
SNA
Orange County
SEA
Seattle
AU$301 Return, found 7 hours ago
AU$301
Return
found 7 hours ago
Select Alaska Airlines flight, departing Sat, 4 Oct from Orange County to Seattle, returning Tue, 7 Oct, priced at AU$301 found 7 hours ago
Hawaiian Airlines
Thu, 2 Oct - Thu, 9 Oct
ONT
Ontario
SEA
Seattle
AU$301 Return, found 7 hours ago
AU$301
Return
found 7 hours ago
Select Hawaiian Airlines flight, departing Thu, 2 Oct from Ontario to Seattle, returning Thu, 9 Oct, priced at AU$301 found 7 hours ago
Hawaiian Airlines
Fri, 19 Sept - Mon, 22 Sept
ONT
Ontario
SEA
Seattle
AU$304 Return, found 5 days ago
AU$304
Return
found 5 days ago
Select Hawaiian Airlines flight, departing Fri, 19 Sept from Ontario to Seattle, returning Mon, 22 Sept, priced at AU$304 found 5 days ago
Delta
Sun, 19 Oct - Sun, 2 Nov
ONT
Ontario
SEA
Seattle
AU$305 Return, found 6 days ago
AU$305
Return
found 6 days ago
Select Delta flight, departing Sun, 19 Oct from Ontario to Seattle, returning Sun, 2 Nov, priced at AU$305 found 6 days ago
United
Thu, 25 Sept - Sat, 27 Sept
ONT
Ontario
SEA
Seattle
AU$377 Return, found 13 hours ago
AU$377
Return
found 13 hours ago
Select United flight, departing Thu, 25 Sept from Ontario to Seattle, returning Sat, 27 Sept, priced at AU$377 found 13 hours ago

Find the cheapest month to fly from Los Angeles (QLA) to Seattle (SEA)

January is typically the cheapest month to fly

From AU$74 - AU$339 per traveller.

Graph displaying average flight prices per month

Flight from Los Angeles to Seattle route information
Origin airport
Los Angeles Intl.
Destination airport
Seattle - Tacoma Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Hawaiian Airlines, United
Return price
AU$246
Distance
1527 km

QLA to SEA Flights

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Seattle Flight Deals

Seattle Paine Field Intl. Airport

Los Angeles to Seattle Paine Field Intl. Airport
AU$301.80
Los Angeles Airports

Los Angeles

Los Angeles Intl. to Seattle
AU$245.80

Ontario

Los Angeles Intl. to Seattle
AU$270.60

Orange County

John Wayne to Seattle
AU$300.70

Burbank

Hollywood Burbank to Seattle
AU$312.10

Palm Springs

Long Beach

Carlsbad

*Available to Expedia members.