HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Seattle

$185+ Cheap flights from Blountville to Seattle (TRI - SEA)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/16. Fares are subject to change and may not be available on all flights or dates of travel.
TRI — SEA
Aug 19 — Aug 261
Tue 8/19
Tue 8/26
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Blountville to Seattle with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Blountville to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Blountville (TRI) to Seattle (SEA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated August 14, 2025.

Round-trip from

$369
(Delta)

One-way from

$185
(Delta)

Popular in

October

Cheapest in

September

Average price

$550
From Blountville Tri Cities TN/VA to Seattle/Tacoma Intl
Search Deals
One-way flight from Blountville Tri Cities TN/VA to Seattle/Tacoma Intl
Search Deals
High demand for flights, 4% potential price rise
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($14 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2025
Search Deals

Find flight deals from Blountville to Seattle

Cheapest flights from Blountville to Seattle
Explore the most affordable flight options available from Blountville to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 14, 2025.

This Delta deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/3010:56 amTRI - SEA
1 stop8h 18mDelta
Tue 10/711:10 pmSEA - TRI
1 stop7h 12mDelta
Deal found 8/14$369
This American Airlines deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/53:34 pmTRI - SEA
2 stops10h 44mAmerican Airlines
Sat 11/1511:34 amSEA - TRI
1 stop8h 21mAmerican Airlines
Deal found 8/12$374
This American Airlines deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/306:23 amTRI - SEA
2 stops11h 25mAmerican Airlines
Tue 10/711:20 pmSEA - TRI
2 stops9h 26mAmerican Airlines
Deal found 8/12$379
This American Airlines deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/24:38 pmTRI - SEA
1 stop7h 58mAmerican Airlines
Tue 9/910:09 amSEA - TRI
1 stop9h 31mAmerican Airlines
Deal found 8/14$399
This Delta deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/301:22 pmTRI - SEA
1 stop10h 00mDelta
Sat 10/46:00 amSEA - TRI
1 stop13h 37mDelta
Deal found 8/12$407
This Delta deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/306:11 amTRI - SEA
2 stops14h 54mDelta
Sun 10/511:20 pmSEA - TRI
1 stop7h 02mDelta
Deal found 8/12$417
This Delta deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/410:57 amTRI - SEA
1 stop8h 21mDelta
Fri 9/1211:20 pmSEA - TRI
1 stop7h 55mDelta
Deal found 8/14$429
This Delta deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/307:17 pmTRI - SEA
1 stop7h 37mDelta
Wed 10/81:30 pmSEA - TRI
2 stops16h 52mDelta
Deal found 8/12$437
This American Airlines deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/24:38 pmTRI - SEA
1 stop7h 58mAmerican Airlines
Mon 9/811:38 pmSEA - TRI
1 stop9h 24mAmerican Airlines
Deal found 8/12$444
This American Airlines deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/114:06 pmTRI - SEA
2 stops9h 53mAmerican Airlines
Fri 9/196:42 amSEA - TRI
1 stop8h 55mAmerican Airlines
Deal found 8/12$449
This American Airlines deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2911:29 amTRI - SEA
2 stops11h 40mAmerican Airlines
Tue 10/75:22 amSEA - TRI
2 stops10h 38mAmerican Airlines
Deal found 8/14$454

Cheapflights Fare Finder

 
Customize your flight search to find flights from Blountville to Seattle that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 14, 2025.
Use the filters below to find and compare flights from Blountville to Seattle that are best for you.

Fly from

Blountville

Fly to

Seattle

Route

Depart

Return

Price

BlountvilleSeattle

TRI - SEA

TRISEA

Blountville Tri Cities TN/VA

Tue 9/30

1:22 pm-6:51 pm

1 stop8h 29m

Seattle/Tacoma Intl

Tue 10/7

11:10 pm-9:22 am

1 stop7h 12m

$369

BlountvilleSeattle

TRI - SEA

TRISEA

Blountville Tri Cities TN/VA

Fri 9/26

4:31 pm-9:23 pm

1 stop7h 52m

Seattle/Tacoma Intl

Sat 10/4

8:34 am-6:37 pm

1 stop7h 03m

$369

BlountvilleSeattle

TRI - SEA

TRISEA

Blountville Tri Cities TN/VA

Tue 9/30

1:22 pm-6:51 pm

1 stop8h 29m

Seattle/Tacoma Intl

Sun 10/5

11:20 pm-9:22 am

1 stop7h 02m

$369

BlountvilleSeattle

TRI - SEA

TRISEA

Blountville Tri Cities TN/VA

Fri 12/5

2:33 pm-8:58 pm

1 stop9h 25m

Seattle/Tacoma Intl

Mon 12/8

1:56 pm-12:03 am

1 stop7h 07m

$369

BlountvilleSeattle

TRI - SEA

TRISEA

Blountville Tri Cities TN/VA

Tue 9/30

6:23 am-11:19 am

1 stop7h 56m

Seattle/Tacoma Intl

Tue 10/7

7:10 am-7:00 pm

1 stop8h 50m

$369

BlountvilleSeattle

TRI - SEA

TRISEA

Blountville Tri Cities TN/VA

Tue 9/30

7:17 pm-11:54 pm

1 stop7h 37m

Seattle/Tacoma Intl

Mon 10/6

9:55 pm-9:22 am

1 stop8h 27m

$369

BlountvilleSeattle

TRI - SEA

TRISEA

Blountville Tri Cities TN/VA

Wed 11/5

3:34 pm-8:39 pm

1 stop8h 05m

Seattle/Tacoma Intl

Sat 11/15

10:07 pm-8:20 am

1 stop7h 13m

$369

BlountvilleSeattle

TRI - SEA

TRISEA

Blountville Tri Cities TN/VA

Mon 9/29

3:11 pm-7:59 pm

1 stop7h 48m

Seattle/Tacoma Intl

Tue 10/7

7:10 am-7:00 pm

1 stop8h 50m

$369

BlountvilleSeattle

TRI - SEA

TRISEA

Blountville Tri Cities TN/VA

Tue 9/16

7:17 pm-11:54 pm

1 stop7h 37m

$185

BlountvilleSeattle

TRI - SEA

TRISEA

Blountville Tri Cities TN/VA

Fri 1/2

6:48 pm-12:14 am

1 stop8h 26m

$280

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/13

Showing 1-10 of 19 results
1
2

Best time to book a flight from Blountville to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Blountville with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Blountville to Seattle

What is the cheapest month to book a flight from Blountville to Seattle?

Currently, January is the cheapest month in which you can book a flight from Blountville to Seattle (average of $238). Flying from Blountville to Seattle in June is currently the most expensive (average of $389). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from TRI to SEA?

Find hourly flight availability from Blountville to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 14, 2025.

It’s optimal to fly from Blountville to Seattle at noon. By choosing this option you can save up to 9% on the cost of your flight, compared to a flight in the morning.

How much does it cost to fly round-trip from Blountville to Seattle?

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Seattle. Reviews last updated August 14, 2025.
Read reviews from past customers who have flown Delta and American Airlines from Blountville to Seattle. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,980 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,980 reviews
Delta
8.0
Very good
7,980 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,980 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Blountville to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Blountville to Seattle round-trip?

    Currently priced at $368, American Airlines will fly you from Blountville to Seattle and back. In addition to American Airlines, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on Delta for as low as $398. Users have found that American Airlines is 44% cheaper than the other options available to this destination.

  • Can I find deals for flights from Blountville to Seattle that include hotel bookings?

    Yes. In addition to deals on Blountville to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Blountville to Seattle?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Blountville to Seattle.

  • Can I find deals for business class flights from Blountville to Seattle?

    Yes. Cheapflights offers flight deals from Blountville to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Blountville to Seattle?

    Currently, January is the cheapest month in which you can book a flight from Blountville to Seattle (average of $238). Flying from Blountville to Seattle in June is currently the most expensive (average of $389). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
SeaTac
Tukwila
Tacoma
Ocean Shores
Lakewood
Lynnwood
Lacey
Leavenworth
Renton
Olympia
Puyallup
Kent
Cle Elum
Chehalis
Kirkland
Issaquah
Aberdeen
Shoreline
Federal Way
Shelton

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Blountville to Seattle

See prices for flight routes from nearby airports that may be better suited for you.
Nashville to Seattle flights
Nashville to Portland flights
Chattanooga to Seattle flights
Knoxville to Seattle flights
Memphis to Seattle flights
Knoxville to Portland flights
Memphis to Portland flights
Chattanooga to Portland flights
Nashville to Spokane flights
Memphis to Spokane flights
Knoxville to Spokane flights
Blountville to Portland flights
Knoxville to Pasco flights
Chattanooga to Pasco flights
Chattanooga to Spokane flights
Memphis to Pasco flights
Nashville to Pullman flights
Nashville to Pasco flights
Nashville to Bellingham flights
Blountville to Spokane flights
Chattanooga to Bellingham flights
Knoxville to Walla Walla flights
Memphis to Bellingham flights
Memphis to Pullman flights
Chattanooga to Walla Walla flights
Nashville to Wenatchee flights

Top 2 airlines flying from Blountville to Seattle

Discover the top 2 airlines that operate flights from Blountville to Seattle. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$368Average$644FlexibilityNo cancel feeOn-time71%
DeltaCheapest$398Average$638FlexibilityNo cancel feeOn-timeN/A

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.