$225+ Cheap flights from Seattle to Blountville (SEA - TRI)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/28. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — TRI
Oct 15 — Oct 221
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Seattle to Blountville 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 Seattle to Blountville
Cheapest
Best
Last-minute
One-way
Cheapest flights from Seattle to BlountvilleExplore the most affordable flight options available from Seattle to Blountville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2026.
Explore the most affordable flight options available from Seattle to Blountville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2026.
This American Airlines deal was found by Cheapflights users on 9/14. 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.
Wed 10/145:00 am -
1 stop8h 51m
Tue 10/205:22 pm -
1 stop9h 48m
Deal found 9/14![American Airlines logo]()
$399
This American Airlines deal was found by Cheapflights users on 9/12. 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 11/510:27 am -
1 stop9h 07m
Mon 11/912:00 pm -
1 stop9h 10m
Deal found 9/12![American Airlines logo]()
$409
This Delta deal was found by Cheapflights users on 9/12. 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.
Sat 10/1011:59 pm -
1 stop6h 27m
Sat 10/175:11 pm -
1 stop7h 52m
Deal found 9/12![Delta logo]()
$489
This American Airlines deal was found by Cheapflights users on 9/11. 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 9/238:24 am -
1 stop9h 38m
Sat 9/267:31 am -
1 stop10h 20m
Deal found 9/11![American Airlines logo]()
$529
This American Airlines deal was found by Cheapflights users on 9/13. 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.
Fri 12/2510:29 pm -
1 stop7h 02m
Tue 12/296:00 am -
1 stop10h 06m
Deal found 9/13![American Airlines logo]()
$558
Best flights from Seattle to BlountvilleDiscover carefully curated flight deals from Seattle to Blountville that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 15, 2026.
Discover carefully curated flight deals from Seattle to Blountville that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 15, 2026.
This American Airlines deal was found by Cheapflights users on 9/13. 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 10/2111:03 am -
1 stop9h 37m
Wed 10/285:07 am -
1 stop10h 20m
Deal found 9/13![American Airlines logo]()
$399
This Delta deal was found by Cheapflights users on 9/14. 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.
Mon 10/1211:59 pm -
1 stop6h 27m
Mon 10/197:19 pm -
1 stop7h 33m
Deal found 9/14![Delta logo]()
$489
This American Airlines deal was found by Cheapflights users on 9/12. 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 11/510:27 am -
1 stop9h 07m
Mon 11/912:00 pm -
1 stop9h 10m
Deal found 9/12![American Airlines logo]()
$409
This Delta deal was found by Cheapflights users on 9/12. 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.
Sat 10/1011:59 pm -
1 stop6h 27m
Sat 10/175:11 pm -
1 stop7h 52m
Deal found 9/12![Delta logo]()
$489
This American Airlines deal was found by Cheapflights users on 9/12. 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.
Fri 11/66:00 am -
1 stop6h 38m
Tue 2/94:28 pm -
1 stop9h 10m
Deal found 9/12![American Airlines logo]()
$481
This American Airlines deal was found by Cheapflights users on 9/14. 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.
Wed 10/146:12 am -
2 stops10h 49m
Tue 10/203:21 pm -
2 stops11h 49m
Deal found 9/14![American Airlines logo]()
$651
Last-minute flights from Seattle to BlountvilleDiscover last-minute flight deals from Seattle to Blountville. Data last updated September 15, 2026 and is based on user searches.
Discover last-minute flight deals from Seattle to Blountville. Data last updated September 15, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 9/11. 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 9/238:24 am -
1 stop9h 38m
Sat 9/267:31 am -
1 stop10h 20m
Deal found 9/11![American Airlines logo]()
$529
This Delta deal was found by Cheapflights users on 9/12. 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.
Sat 10/1011:59 pm -
1 stop6h 27m
Sat 10/175:11 pm -
1 stop7h 52m
Deal found 9/12![Delta logo]()
$489
This American Airlines deal was found by Cheapflights users on 9/12. 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.
Sat 10/1011:17 am -
2 stops9h 23m
Sat 10/175:22 pm -
1 stop9h 48m
Deal found 9/12![American Airlines logo]()
$697
This American Airlines deal was found by Cheapflights users on 9/14. 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 10/121:25 pm -
1 stop7h 15m
Mon 10/194:04 pm -
2 stops11h 32m
Deal found 9/14![American Airlines logo]()
$684
This American Airlines deal was found by Cheapflights users on 9/14. 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.
Wed 10/145:00 am -
1 stop8h 51m
Tue 10/205:22 pm -
1 stop9h 48m
Deal found 9/14![American Airlines logo]()
$399
One-way flights from Seattle to BlountvilleSearch for one-way flight options from Seattle to Blountville. Find affordable one-way fares based on user searches. Data last updated September 15, 2026.
Search for one-way flight options from Seattle to Blountville. Find affordable one-way fares based on user searches. Data last updated September 15, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/288:09 pm -
3 stops44h 52m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/14![Multiple Airlines logo]()
$225
This American Airlines deal was found by Cheapflights users on 9/14. 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.
Wed 10/289:42 pm -
1 stop9h 57m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/14![American Airlines logo]()
$389
This American Airlines deal was found by Cheapflights users on 9/14. 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.
Thu 10/155:00 am -
1 stop8h 51m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/14![American Airlines logo]()
$953
This Delta deal was found by Cheapflights users on 9/14. 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 10/1511:50 pm -
2 stops12h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/14![Delta logo]()
$1,558
Find flight deals from Seattle to Blountville
Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Blountville (TRI). 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 September 15, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $399 (American Airlines) |
One-way from | $225 (Kiwi.com) |
Popular in | May |
Cheapest in | February |
Average price | $521 |
Cheapflights Fare Finder
Customize your flight search to find flights from Seattle to Blountville 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 7,457,451 searches. Data last updated September 15, 2026.
Use the filters below to find and compare flights from Seattle to Blountville that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
SeattleBlountville
SEA Seattle/Tacoma Intl - TRI Blountville Tri Cities TN/VA
SEATRI
Seattle/Tacoma Intl
Wed 10/28
8:09 pm-8:01 pm
3 stops44h 52m
Blountville Tri Cities TN/VA
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$225
SeattleBlountville
SEA Seattle/Tacoma Intl - TRI Blountville Tri Cities TN/VA
SEATRI
Seattle/Tacoma Intl
Wed 10/21
11:03 am-11:40 pm
1 stop9h 37m
Blountville Tri Cities TN/VA
Wed 10/28
5:07 am-12:27 pm
1 stop10h 20m
$399
SeattleBlountville
SEA Seattle/Tacoma Intl - TRI Blountville Tri Cities TN/VA
SEATRI
Seattle/Tacoma Intl
Thu 11/5
10:27 am-10:34 pm
1 stop9h 07m
Blountville Tri Cities TN/VA
Mon 11/9
12:00 pm-6:10 pm
1 stop9h 10m
$409
SeattleBlountville
SEA Seattle/Tacoma Intl - TRI Blountville Tri Cities TN/VA
SEATRI
Seattle/Tacoma Intl
Fri 11/6
6:00 am-3:38 pm
1 stop6h 38m
Blountville Tri Cities TN/VA
Tue 2/9
4:28 pm-10:38 pm
1 stop9h 10m
$481
SeattleBlountville
SEA Seattle/Tacoma Intl - TRI Blountville Tri Cities TN/VA
SEATRI
Seattle/Tacoma Intl
Mon 10/12
11:59 pm-9:26 am
1 stop6h 27m
Blountville Tri Cities TN/VA
Mon 10/19
7:19 pm-11:52 pm
1 stop7h 33m
$489
SeattleBlountville
SEA Seattle/Tacoma Intl - TRI Blountville Tri Cities TN/VA
SEATRI
Seattle/Tacoma Intl
Sat 10/10
11:59 pm-9:26 am
1 stop6h 27m
Blountville Tri Cities TN/VA
Sat 10/17
5:11 pm-10:03 pm
1 stop7h 52m
$489
SeattleBlountville
SEA Seattle/Tacoma Intl - TRI Blountville Tri Cities TN/VA
SEATRI
Seattle/Tacoma Intl
Wed 10/14
6:12 am-8:01 pm
2 stops10h 49m
Blountville Tri Cities TN/VA
Tue 10/20
3:21 pm-12:10 am
2 stops11h 49m
$651
Quickest round-trip
SeattleBlountville
SEA Seattle/Tacoma Intl - TRI Blountville Tri Cities TN/VA
SEATRI
Seattle/Tacoma Intl
Thu 10/15
5:00 am-4:51 pm
1 stop8h 51m
Blountville Tri Cities TN/VA
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$953
SeattleBlountville
SEA Seattle/Tacoma Intl - TRI Blountville Tri Cities TN/VA
SEATRI
Seattle/Tacoma Intl
Thu 10/15
11:50 pm-3:11 pm
2 stops12h 21m
Blountville Tri Cities TN/VA
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$1,558
Sorted by cheapest first
Compare providers for flights from Seattle to Blountville
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Seattle to Blountville in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star |
- Most accurate provider: When it comes to deals on Seattle-Blountville flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Seattle-Blountville flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Seattle-Blountville flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Seattle-Blountville flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Seattle-Blountville flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Seattle to Blountville
Have a flexible travel schedule? Discover the best time to fly to Blountville from Seattle with our price prediction graph.
SEA-TRI
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.
Reviews of airlines servicing Blountville
Get insights into the airlines that provide service to Blountville. 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 Blountville. Reviews last updated September 15, 2026.
Read through reviews of airlines operating flights from Seattle to Blountville, such as Delta and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.5
Boarding
8.1
Entertainment
7.8
Food
7.2
Comfort
7.8
Overall
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Crew
8.5
Boarding
8.1
Entertainment
7.8
Food
7.2
Comfort
7.8
Overall
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Crew
8.5
Boarding
8.1
Entertainment
7.8
Food
7.2
Comfort
7.8
Overall
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Related info for your journey
Find useful and relevant information for your journey from Seattle to Blountville. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Blountville?
Book flights to Blountville if you plan to visit one of these locationsBeech Mountain
Greeneville
Bristol
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
Blountville flight routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from Seattle
Popular flights
Alternative routes for Seattle to Blountville
See prices for flight routes from nearby airports that may be better suited for you.
Other flights to Blountville
Explore flights to Blountville departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 15, 2026.
Complete your trip
Complete your trip to Blountville by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Seattle to Blountville by cabin class
Find flights from Seattle to Blountville, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Seattle and Blountville flights
Browse other Seattle and Blountville flight options. Last updated on September 15, 2026.
Other flights from Seattle
Browse through other flights departing from Seattle. Flights are based on user searches made on Cheapflights and were last updated on September 15, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 2 airlines flying from Seattle to Blountville
Discover the top 2 airlines that operate flights from Seattle to Blountville. 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 7,457,451 searches. Data last updated September 15, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$378 | Average$572 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$398 | Average$560 | FlexibilityNo cancel fee | On-time71% |