Destination Airport: SEA · United States

Cheap Flights to Seattle

Compare real-time airfares from 1,000+ airlines & online travel agents to Seattle. 100% free search with zero hidden fees.

One-way Round-trip

Flight & Travel Guide: Seattle

Planning a trip to Seattle? OxFlyer scans hundreds of airline deals, charter routes, and discount booking platforms simultaneously to help you find the cheapest flight tickets to Seattle, United States without any markups or service charges.

Main Airport(s)

Seattle–Tacoma International Airport (SEA)

Cheapest Month to Fly

January, February, and September

Best Time to Visit

April to June, September to November

Approx. Flight Time

5h across continent, 8h transatlantic

Top Airlines Flying to Seattle:

Alaska Airlines Delta United Southwest

Must-See Attractions in Seattle:

Space Needle, Pike Place Market, Chihuly Garden and Glass, Mount Rainier

Frequently Asked Questions about Flights to Seattle

Flight tickets to Seattle are usually cheapest during January, February, and September. Booking 4 to 8 weeks in advance and being flexible with your flight days often saves up to 35% on airfare.

Popular airlines operating routes to Seattle include Alaska Airlines, Delta, United, along with numerous domestic and international partner airlines.

OxFlyer scans and compares fares across 1,000+ airlines and online travel providers in real time. We display all available ticket prices with 100% transparency and zero hidden booking fees.

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