Question 1

How much does a flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Tri-Cities, TN (TRI-Tri-Cities Regional) cost?

Accepted Answer

You can find cheap one-way flights from $269 and cheap return flights from $369 Seattle, WA (SEA-Seattle - Tacoma Intl.) to Tri-Cities, TN (TRI-Tri-Cities Regional) with Expedia. One-way flights generally range between $272 and $954, and roundtrip flights usually range from $561 to $1833. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Seattle, WA (SEA-Seattle - Tacoma Intl.) to Tri-Cities, TN (TRI-Tri-Cities Regional) ticket fares go up or down.

*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.

Question 2

What is the cheapest month to fly from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Tri-Cities, TN (TRI-Tri-Cities Regional)?

Accepted Answer

The cheapest month to fly from SEA to TRI is October when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you're able to. Use the calendar view in your search to see which months have low fares on this route.

Question 3

Which airlines fly direct from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Tri-Cities, TN (TRI-Tri-Cities Regional)?

Accepted Answer

Enter SEA to TRI and your travel dates, then apply the 'Nonstop' filter to see only direct flights.

Question 4

What is the cheapest airline that flies from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Tri-Cities, TN (TRI-Tri-Cities Regional)?

Accepted Answer

American Airlines is one of the cheapest airlines offering connecting flights from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Tri-Cities, TN (TRI-Tri-Cities Regional), with round-trip tickets starting from around $314. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.

*Prices based on flights available on Expedia in the last year.

Question 5

How do I find cheap flights from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Tri-Cities, TN (TRI-Tri-Cities Regional)?

Accepted Answer

To find a cheap flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Tri-Cities, TN (TRI-Tri-Cities Regional), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.

Question 6

What is the best time to fly from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Tri-Cities, TN (TRI-Tri-Cities Regional)?

Accepted Answer

The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.

Question 7

What is the earliest flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Tri-Cities, TN (TRI-Tri-Cities Regional)?

Accepted Answer

The earliest flight from Seattle (SEA) to Tri-Cities (TRI) typically leaves at around 12:05 AM, operated by American Airlines. This is a seasonal service active in July, allowing you to get an early start on your trip. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.

Question 8

What are the most popular departure times for flights from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Tri-Cities, TN (TRI-Tri-Cities Regional)?

Accepted Answer

The most popular departure times for flights from Seattle (SEA) to Tri-Cities (TRI) are in the late evening, from 9pm to midnight. About 27% of passengers prefer this time window. Many major carriers, including Delta Air Lines, American Airlines, and United Airlines, offer flights during this window. This timing is popular because it allows you to finish your day in Seattle before heading to Tri-Cities.

Question 9

How long does it take to fly from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Tri-Cities, TN (TRI-Tri-Cities Regional)?

Accepted Answer

Flying from SEA to TRI with a connection usually takes about 7 hours 30 minutes, traveling roughly 2,157 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.

Question 10

Can you fly business or first class from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Tri-Cities, TN (TRI-Tri-Cities Regional)?

Accepted Answer

You can fly first class between SEA and TRI. First class cabins are available on:

American Airlines
Delta Air Lines
United Airlines

Question 11

How do I earn miles on a Seattle, WA (SEA-Seattle - Tacoma Intl.) to Tri-Cities, TN (TRI-Tri-Cities Regional) flight with Expedia?

Accepted Answer

It's easy to earn miles on a Seattle, WA (SEA-Seattle - Tacoma Intl.) to Tri-Cities, TN (TRI-Tri-Cities Regional) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.

*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.

Question 12

What airports do you fly into for Tri-Cities from Seattle - Tacoma Intl. (SEA)?

Accepted Answer

If you're planning to travel to Tri-Cities from Seattle - Tacoma Intl. (SEA), you can fly into Tri-Cities Regional (TRI) Some flights may connect through major hubs like O'Hare Intl. (ORD), San Francisco Intl. (SFO), George Bush Intercontinental (IAH) before reaching Tri-Cities. Compare routes and airports on Expedia to find the best flight options for your travel plans.

Question 13

Is it cheaper to buy a plane ticket from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Tri-Cities, TN (TRI-Tri-Cities Regional) at the last minute?

Accepted Answer

Typically, booking a last minute flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Tri-Cities, TN (TRI-Tri-Cities Regional) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.

Question 14

Is it cheaper to book a Seattle, WA (SEA-Seattle - Tacoma Intl.) to Tri-Cities, TN (TRI-Tri-Cities Regional) flight and hotel package?

Accepted Answer

Securing a Seattle, WA (SEA-Seattle - Tacoma Intl.) to Tri-Cities, TN (TRI-Tri-Cities Regional) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.

Question 15

Can I cancel or change the date of my flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Tri-Cities, TN (TRI-Tri-Cities Regional)?

Accepted Answer

If you booked your Seattle, WA (SEA-Seattle - Tacoma Intl.) to Tri-Cities, TN (TRI-Tri-Cities Regional) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Origin airport	Seattle - Tacoma Intl.
Destination airport	Tri-Cities Regional
Airlines serving	American Airlines, Delta, United
Roundtrip price	$368
Distance	2157 mi

Popular airlines from Seattle-Tacoma International Airport (SEA) to Tri-Cities, TN (TRI-Tri-Cities Regional)

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$269 Cheap Flights from Seattle (SEA) to Tri-Cities (TRI)