$399+ 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 10/20. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — TRI
Oct 28 — Nov 41
Round-trip
1 adult, Economy
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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
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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 28, 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 28, 2026.
This American Airlines deal was found by Cheapflights users on 9/26. 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 10/209:42 pm -
1 stop9h 57m
Tue 10/276:24 am -
1 stop8h 32m
Deal found 9/26![American Airlines logo]()
$399
This Delta deal was found by Cheapflights users on 9/25. 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
Wed 10/143:51 pm -
1 stop9h 12m
Deal found 9/25![Delta logo]()
$479
This American Airlines deal was found by Cheapflights users on 9/25. 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 10/191:25 pm -
1 stop7h 15m
Mon 10/265:07 am -
1 stop7h 51m
Deal found 9/25![American Airlines logo]()
$481
This American Airlines deal was found by Cheapflights users on 9/27. 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 12/255:45 am -
1 stop8h 54m
Tue 12/295:00 am -
1 stop8h 06m
Deal found 9/27![American Airlines logo]()
$548
This American Airlines deal was found by Cheapflights users on 9/24. 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 10/221:25 pm -
1 stop7h 15m
Mon 10/265:07 am -
1 stop7h 51m
Deal found 9/24![American Airlines logo]()
$571
This American Airlines deal was found by Cheapflights users on 9/26. 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 12/155:10 am -
1 stop7h 49m
Mon 12/284:26 pm -
1 stop10h 32m
Deal found 9/26![American Airlines logo]()
$590
This American Airlines deal was found by Cheapflights users on 9/25. 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 10/105:00 am -
1 stop8h 51m
Wed 10/147:00 am -
2 stops10h 52m
Deal found 9/25![American Airlines logo]()
$715
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 28, 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 28, 2026.
This American Airlines deal was found by Cheapflights users on 9/26. 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 10/209:42 pm -
1 stop9h 57m
Tue 10/276:24 am -
1 stop8h 32m
Deal found 9/26![American Airlines logo]()
$399
This Delta deal was found by Cheapflights users on 9/25. 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
Wed 10/143:51 pm -
1 stop9h 12m
Deal found 9/25![Delta logo]()
$479
This American Airlines deal was found by Cheapflights users on 9/24. 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 10/239:42 pm -
1 stop9h 57m
Mon 10/264:04 pm -
2 stops11h 32m
Deal found 9/24![American Airlines logo]()
$565
This American Airlines deal was found by Cheapflights users on 9/26. 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 12/155:10 am -
1 stop7h 49m
Mon 12/284:26 pm -
1 stop10h 32m
Deal found 9/26![American Airlines logo]()
$590
This American Airlines deal was found by Cheapflights users on 9/24. 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 10/221:25 pm -
1 stop7h 15m
Mon 10/264:04 pm -
2 stops11h 32m
Deal found 9/24![American Airlines logo]()
$655
This American Airlines deal was found by Cheapflights users on 9/27. 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 12/2511:59 pm -
2 stops11h 52m
Tue 12/295:00 am -
1 stop8h 06m
Deal found 9/27![American Airlines logo]()
$714
This American Airlines deal was found by Cheapflights users on 9/25. 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 10/105:00 am -
1 stop8h 51m
Wed 10/147:00 am -
2 stops10h 52m
Deal found 9/25![American Airlines logo]()
$715
Last-minute flights from Seattle to BlountvilleDiscover last-minute flight deals from Seattle to Blountville. Data last updated September 28, 2026 and is based on user searches.
Discover last-minute flight deals from Seattle to Blountville. Data last updated September 28, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 9/25. 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
Wed 10/143:51 pm -
1 stop9h 12m
Deal found 9/25![Delta logo]()
$479
This American Airlines deal was found by Cheapflights users on 9/25. 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 10/105:00 am -
1 stop8h 51m
Wed 10/147:00 am -
2 stops10h 52m
Deal found 9/25![American Airlines logo]()
$715
This American Airlines deal was found by Cheapflights users on 9/25. 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 10/191:25 pm -
1 stop7h 15m
Mon 10/265:07 am -
1 stop7h 51m
Deal found 9/25![American Airlines logo]()
$481
This American Airlines deal was found by Cheapflights users on 9/26. 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 10/209:42 pm -
1 stop9h 57m
Tue 10/276:24 am -
1 stop8h 32m
Deal found 9/26![American Airlines logo]()
$399
This American Airlines deal was found by Cheapflights users on 9/24. 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 10/221:25 pm -
1 stop7h 15m
Mon 10/265:07 am -
1 stop7h 51m
Deal found 9/24![American Airlines logo]()
$571
This American Airlines deal was found by Cheapflights users on 9/24. 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 10/2310:31 am -
2 stops10h 09m
Mon 10/264:04 pm -
2 stops11h 32m
Deal found 9/24![American Airlines logo]()
$798
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 28, 2026.
Search for one-way flight options from Seattle to Blountville. Find affordable one-way fares based on user searches. Data last updated September 28, 2026.
This Delta deal was found by Cheapflights users on 9/28. 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 10/58:59 am -
1 stop6h 39m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/28![Delta logo]()
$554
This American Airlines deal was found by Cheapflights users on 9/28. 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 10/510:31 am -
2 stops10h 09m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/28![American Airlines logo]()
$559
This Kiwi.com deal was found by Cheapflights users on 9/28. 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.
Mon 10/511:20 am -
3 stops22h 16m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/28![Multiple Airlines logo]()
$1,037
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 28, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $399 (American Airlines) |
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 28, 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
Tue 10/20
9:42 pm-10:39 am
1 stop9h 57m
Blountville Tri Cities TN/VA
Tue 10/27
6:24 am-11:56 am
1 stop8h 32m
$399
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
Wed 10/14
3:51 pm-10:03 pm
1 stop9h 12m
$479
Quickest round-trip
SeattleBlountville
SEA Seattle/Tacoma Intl - TRI Blountville Tri Cities TN/VA
SEATRI
Seattle/Tacoma Intl
Mon 10/5
8:59 am-6:38 pm
1 stop6h 39m
Blountville Tri Cities TN/VA
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$554
SeattleBlountville
SEA Seattle/Tacoma Intl - TRI Blountville Tri Cities TN/VA
SEATRI
Seattle/Tacoma Intl
Mon 10/5
10:31 am-11:40 pm
2 stops10h 09m
Blountville Tri Cities TN/VA
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$559
SeattleBlountville
SEA Seattle/Tacoma Intl - TRI Blountville Tri Cities TN/VA
SEATRI
Seattle/Tacoma Intl
Fri 10/23
9:42 pm-10:39 am
1 stop9h 57m
Blountville Tri Cities TN/VA
Mon 10/26
4:04 pm-12:36 am
2 stops11h 32m
$565
SeattleBlountville
SEA Seattle/Tacoma Intl - TRI Blountville Tri Cities TN/VA
SEATRI
Seattle/Tacoma Intl
Tue 12/15
5:10 am-3:59 pm
1 stop7h 49m
Blountville Tri Cities TN/VA
Mon 12/28
4:26 pm-11:58 pm
1 stop10h 32m
$590
SeattleBlountville
SEA Seattle/Tacoma Intl - TRI Blountville Tri Cities TN/VA
SEATRI
Seattle/Tacoma Intl
Thu 10/22
1:25 pm-11:40 pm
1 stop7h 15m
Blountville Tri Cities TN/VA
Mon 10/26
4:04 pm-12:36 am
2 stops11h 32m
$655
SeattleBlountville
SEA Seattle/Tacoma Intl - TRI Blountville Tri Cities TN/VA
SEATRI
Seattle/Tacoma Intl
Fri 12/25
11:59 pm-2:51 pm
2 stops11h 52m
Blountville Tri Cities TN/VA
Tue 12/29
5:00 am-10:06 am
1 stop8h 06m
$714
SeattleBlountville
SEA Seattle/Tacoma Intl - TRI Blountville Tri Cities TN/VA
SEATRI
Seattle/Tacoma Intl
Sat 10/10
5:00 am-4:51 pm
1 stop8h 51m
Blountville Tri Cities TN/VA
Wed 10/14
7:00 am-2:52 pm
2 stops10h 52m
$715
SeattleBlountville
SEA Seattle/Tacoma Intl - TRI Blountville Tri Cities TN/VA
SEATRI
Seattle/Tacoma Intl
Mon 10/5
11:20 am-12:36 pm
3 stops22h 16m
Blountville Tri Cities TN/VA
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$1,037
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.
Cheapflights Insights
Everything you need to know about your flight from Seattle to Blountville
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 28, 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.
Boarding
8.1
Comfort
7.8
Overall
7.8
Food
7.2
Entertainment
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Boarding
8.1
Comfort
7.8
Overall
7.8
Food
7.2
Entertainment
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Boarding
8.1
Comfort
7.8
Overall
7.8
Food
7.2
Entertainment
7.8
Crew
8.5
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
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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 28, 2026.
Complete your trip
Complete your trip to Blountville by adding a car rental and/or hotel reservation to your travel itinerary.
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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 28, 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 28, 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 28, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$378 | Average$572 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$398 | Average$547 | FlexibilityNo cancel fee | On-time71% |