$72 Cheap flight deals from Seattle (SEA) to Tri-Cities (PSC)

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This Weekend's Flight Deals from Seattle to Tri-Cities

This weekend's flight prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.

Airfares from $72 One Way, $99 Round Trip from Seattle to Tri-Cities

Prices starting at $99 for return flights and $72 for one-way flights to Tri-Cities were the cheapest prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.

More About Flying To Tri-Cities from Seattle

Route Information for Flights from Seattle to Tri-Cities

Origin Airport IATA Code
SEA
Destination Airport IATA Code
PSC
Distance
Direct Flight Airlines
Earliest Flight Arrival
Latest Flight Arrival

Seattle to Tri-Cities

Planning a trip is rarely straight forward, especially when searching for cheap deals. At Orbitz.com, we make it easier than anywhere else by providing you with guaranteed low prices. So if you are looking for Seattle to Tri-Cities flights at low cost, you will not be disappointed.

Cruising for a bargain deal

Regardless of your destination, we always provide you fantastic bargains for your trip, and that includes on hotels and even cruises. We offer budget air fares on flights from Seattle to Tri-Cities so you can reach your destination with more money in your pocket to spend.

Cheap Seattle to Tri-Cities flights that lead to rewards

Get rewarded for your cheap Seattle to Tri-Cities flights by earning miles and points for your airline loyalty or frequent flyer program. Rack up the miles by flying cheaply with Orbitz so you can earn free flights and other savings with your favorite airlines. Just enter your frequent flyer number when booking your discount fare on flights from Seattle to Tri-Cities on Orbtiz.com.

Quality combinations

If you require budget Seattle to Tri-Cities flights and a bargain hotel to go with it, Orbitz will wow you with the great combinations we can offer. The quality is always high and always a superb value.

Even last minute bookings on our apps

You do not need to be tied to your desktop computer to make your booking. With our cutting-edge mobile tools, you can search for those low cost deals anywhere, anytime. Our app gives you the freedom to secure flights from Seattle to Tri-Cities at the very last minute from your mobile device.

Frequently asked questions

Are there non-stop flights from Seattle to Tri-Cities?
The great news is, there are. Alaska Airlines and Delta are two carriers that will take you directly from SEA to Tri-Cities Airport.
What is the shortest flight from Seattle to Tri-Cities?
It can take as little as 53 minutes to jet from Sea-Tac Airport to Tri-Cities Airport (PSC). Kick back and enjoy the service, because you'll be strolling through arrivals in the blink of an eye.
What airlines fly from Seattle to Tri-Cities most frequently?
There are a few airlines offering the most frequent flights from Seattle - Tacoma Intl. Airport (SEA) to PSC, including Alaska Airlines (AS). Popular with travelers, it operates 178 flights on this route each month. Also check out the rewarding deals available with Delta (DL). Offering 91 flights every month between Seattle and Tri-Cities, they'll ensure your journey is just as enjoyable as the destination.
What is the cheapest day of the week to fly?
Consider flying out early in the week to save on your airfare. Orbitz data from 2021 shows that Monday is the cheapest day to depart, followed by Tuesday. Saturday showed the highest average ticket prices likely because many travelers prefer to start their vacation on a weekend.
What is the cheapest month to fly?
We won't keep you guessing, according to Orbitz data from 2021, the cheapest month to fly is February. Perfect for those who need a weekend getaway, or just a break from it all in the shortest month of the year. Be aware that the most expensive time to fly is during the height of summer in July, and in the holiday month of December.*According to flight demand on Orbitz.com from January to December 2021. Savings are subject to change based on departure location, date and destination.

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Fare, taxes & fees: Fares include all taxes and fees, except baggage fees. Rates shown reflect fares found by other Orbitz users over the past 7 days. Due to rapidly changing airline prices & seat availability, these fares may no longer be available.

Refunds/changes/cancellations: Itinerary changes, if permitted for the fare, will have a $30 service fee charged by Orbitz. Additional airline charges may apply.

Other conditions: Schedules, fares and rules are subject to change without notice. Seats are limited and may not be available on all flights/dates or in all markets. Lower fares may be available. Fares will not be honored retroactively or in exchange for any wholly/partially unused ticket. Tickets are non-transferable and non-refundable. Fare rules are provided for the selected itinerary before booking.