Cheap flights
Cheap Flights from Seattle (SEA)
Seattle-Tacoma (SEA) is the best U.S. West Coast hub for cheap fares to Asia, and a strong option for Europe via Alaska and Delta partners.
SEA → LAX
SEA → LAX from $106 round-trip
USD 106
Frontier Airlines
Deal details →Affiliate link — Flying Frugal may earn a commission at no extra cost to you.
SEA → PHX
SEA → PHX from $146 round-trip
USD 146
Frontier Airlines
Deal details →Affiliate link — Flying Frugal may earn a commission at no extra cost to you.
SEA → LAS
SEA → LAS from $150 round-trip
USD 150
Southwest Airlines
Deal details →Affiliate link — Flying Frugal may earn a commission at no extra cost to you.
SEA → DXB
SEA → DXB from $503 round-trip
USD 503
Turkish Airlines
Deal details →Affiliate link — Flying Frugal may earn a commission at no extra cost to you.
SEA → FRA
SEA → FRA from $559 round-trip
USD 559
Lufthansa
Deal details →Affiliate link — Flying Frugal may earn a commission at no extra cost to you.
Upgrade the trip
Turn These Flights Into Full Cheap Trips
Add a hotel or build a flight + hotel package on Trip.com. Prices and availability are shown at checkout.
Flying Frugal may earn a commission when you book through links on this site. This helps keep our deal alerts free.
Popular destinations from Seattle
Frequently asked questions
Best months to fly from SEA?
October, January, and February typically produce the lowest fares — especially on transpacific routes.