Get to Tri-Cities faster, without the hassle of changing planes and moving baggage, by booking a direct flight. Get to Tri-Cities TRI from Seattle SEA quicker with direct flights. Prices and availability subject to change. If you want to be flexible about when you return, or keep your travel options open ended, a one-way flight could be just the ticket! You’ll find one-way airfares from Seattle SEA to Tri-Cities TRI on Travelocity starting at $133.

Additional terms may apply.īook one-way flights from Seattle SEA to Tri-Cities TRI It’s usually cheaper to book a round trip than two separate one-way flights. Use our filters to sort by price, compare airlines, and find the most convenient flight times.įind our best return flights from Seattle SEA to Tri-Cities TRI at the right priceĪirfares to Tri-Cities TRI from Seattle SEA currently cost between $489 and $536. With 20 airlines to choose from on Travelocity, you can easily find the best option for you.

Discover our best flights from Seattle SEA to Tri-Cities TRI.

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