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Blountville

$170+ Cheap flights from Illinois to Blountville (TRI)

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 10/15. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — TRI
Oct 14 — Oct 211
Tue 10/14
Tue 10/21
1 adult, Economy
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Cheap flight deals from Illinois to Blountville

Keep the following information in mind while searching for Illinois to Blountville flight deals. Data was last updated September 14, 2025.

Round-trip from

$269
(American Airlines)

One-way from

$170
(Delta)

Popular in

October

Cheapest in

May

Average price

$408
From Illinois to Blountville Tri Cities TN/VA
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One-way flight from Illinois to Blountville Tri Cities TN/VA
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Highest demand for flights based on searches. 17% potential increase in price ($67 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($13 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Illinois to Blountville

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

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 10/245:20 amORD - TRI
1 stop5h 26mAmerican Airlines
Fri 10/315:25 pmTRI - ORD
1 stop4h 45mAmerican Airlines
Deal found 9/12$269
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/45:11 pmSTL - TRI
1 stop4h 26mDelta
Tue 10/77:17 pmTRI - STL
1 stop3h 47mDelta
Deal found 9/11$309
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.
Mon 10/61:28 pmSTL - TRI
2 stops7h 23mAmerican Airlines
Sun 10/128:08 pmTRI - STL
1 stop4h 50mAmerican Airlines
Deal found 9/12$314
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 9/275:11 pmSTL - TRI
1 stop4h 26mDelta
Wed 10/17:17 pmTRI - STL
1 stop3h 43mDelta
Deal found 9/12$319
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 9/275:18 amSTL - TRI
2 stops8h 07mAmerican Airlines
Wed 10/17:11 amTRI - STL
1 stop5h 41mAmerican Airlines
Deal found 9/12$324
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.
Mon 10/136:00 amSTL - TRI
1 stop5h 43mDelta
Wed 10/151:28 pmTRI - STL
1 stop5h 34mDelta
Deal found 9/12$339
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 9/192:11 pmSTL - TRI
1 stop5h 25mAmerican Airlines
Mon 9/224:31 pmTRI - STL
1 stop7h 19mAmerican Airlines
Deal found 9/12$349
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 10/3010:36 amSTL - TRI
2 stops9h 17mAmerican Airlines
Sun 11/25:04 amTRI - STL
1 stop4h 23mAmerican Airlines
Deal found 9/14$353
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/195:11 pmSTL - TRI
1 stop4h 26mDelta
Mon 9/227:17 pmTRI - STL
1 stop5h 07mDelta
Deal found 9/13$359
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/510:39 amSTL - TRI
2 stops30h 22mMultiple Airlines
Sun 10/125:05 pmTRI - STL
1 stop28h 16mMultiple Airlines
Deal found 9/12$360
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 9/185:27 amSTL - TRI
1 stop4h 20mAmerican Airlines
Sat 9/205:14 pmTRI - STL
1 stop6h 53mAmerican Airlines
Deal found 9/14$369
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 9/265:08 pmORD - TRI
1 stop5h 01mAmerican Airlines
Sun 9/288:12 pmTRI - ORD
1 stop4h 27mAmerican Airlines
Deal found 9/13$373

Cheapflights Fare Finder

 
Customize your flight search to find flights from Illinois 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 2,558,603 searches. Data last updated September 14, 2025.
Use the filters below to find and compare flights from Illinois to Blountville that are best for you.

Fly from

Illinois

Fly to

Blountville

Route

Depart

Return

Price

St. LouisBlountville

STL - TRI

STLTRI

Lambert-St Louis

Wed 10/8

6:25 am-11:46 am

1 stop4h 21m

Blountville Tri Cities TN/VA

Sun 10/12

8:08 pm-11:58 pm

1 stop4h 50m

$309

St. LouisBlountville

STL - TRI

STLTRI

Lambert-St Louis

Sat 10/4

5:11 pm-10:37 pm

1 stop4h 26m

Blountville Tri Cities TN/VA

Tue 10/7

7:17 pm-10:04 pm

1 stop3h 47m

$309

St. LouisBlountville

STL - TRI

STLTRI

Lambert-St Louis

Sun 10/5

7:16 am-4:01 pm

1 stop7h 45m

Blountville Tri Cities TN/VA

Sun 10/12

8:08 pm-11:58 pm

1 stop4h 50m

$309

St. LouisBlountville

STL - TRI

STLTRI

Lambert-St Louis

Thu 10/30

6:25 am-11:46 am

1 stop4h 21m

Blountville Tri Cities TN/VA

Sun 11/2

5:04 am-8:27 am

1 stop4h 23m

$309

St. LouisBlountville

STL - TRI

STLTRI

Lambert-St Louis

Mon 10/6

12:52 pm-7:43 pm

1 stop5h 51m

Blountville Tri Cities TN/VA

Sun 10/12

8:08 pm-11:58 pm

1 stop4h 50m

$309

St. LouisBlountville

STL - TRI

STLTRI

Lambert-St Louis

Sat 9/27

5:11 pm-10:37 pm

1 stop4h 26m

Blountville Tri Cities TN/VA

Wed 10/1

7:17 pm-10:00 pm

1 stop3h 43m

$319

ChicagoBlountville

ORD - TRI

ORDTRI

Chicago O'Hare Intl

Fri 9/26

5:08 pm-11:09 pm

1 stop5h 01m

Blountville Tri Cities TN/VA

Sun 9/28

8:12 pm-11:39 pm

1 stop4h 27m

$373

ChicagoBlountville

ORD - TRI

ORDTRI

Chicago O'Hare Intl

Fri 9/19

5:08 pm-11:09 pm

1 stop5h 01m

Blountville Tri Cities TN/VA

Wed 9/24

12:27 pm-5:30 pm

1 stop6h 03m

$379

ChicagoBlountville

ORD - TRI

ORDTRI

Chicago O'Hare Intl

Thu 10/23

5:20 am-12:43 pm

1 stop6h 23m

Blountville Tri Cities TN/VA

Sun 10/26

7:18 pm-11:58 pm

1 stop5h 40m

$394

MolineBlountville

MLI - TRI

MLITRI

Moline Quad-City

Sat 3/7

4:23 pm-9:35 pm

1 stop4h 12m

Blountville Tri Cities TN/VA

Tue 3/10

7:26 am-2:14 pm

1 stop7h 48m

$409

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/11

Showing 1-10 of 28 results
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Best time to book a flight from Illinois to Blountville

Have a flexible travel schedule? Discover the best time to fly to Blountville from Illinois 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 Illinois to Blountville

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

Currently, August is the cheapest month in which you can book a flight from Illinois to Blountville (average of $390). Flying from Illinois to Blountville in April is currently the most expensive (average of $494). 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.

Related info for your journey

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

  • What airport do you fly into for flights to Blountville from Illinois?

    Most people fly into Blountville Tri Cities TN/VA (TRI) if they book a flight to Blountville from Illinois. Tri Cities TN/VA is conveniently located just 5.7 mi from Blountville’s city center.

  • How long is the flight from Illinois to Blountville?

    American Airlines and Delta can get you from Illinois to Blountville in just under 4h 21m. Your travel time can differ by up to 05m. Illinois and Blountville are separated by a distance of 463 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Illinois to Blountville one-way?

    For one-way options, check prices for Delta. According to our data, you can fly for as low as $170. Users have also found prices from $193 and $209 on Allegiant Air and American Airlines, respectively.

  • What are the most popular routes from Illinois to Blountville?

    The most popular route from Illinois to Blountville is Chicago O'Hare Intl - Blountville Tri Cities TN/VA. You may also consider Lambert-St Louis - Blountville Tri Cities TN/VA or Chicago Midway - Blountville Tri Cities TN/VA.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Illinois to Blountville 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 Illinois to Blountville?

    Currently, August is the cheapest month in which you can book a flight from Illinois to Blountville (average of $390). Flying from Illinois to Blountville in April is currently the most expensive (average of $494). 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 Blountville?

Book flights to Blountville if you plan to visit one of these locations
Greeneville
Marion
Beech Mountain

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Alternative routes for Illinois to Blountville

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Top airline flying from Illinois to Blountville

Discover the top airline that operate flights from Illinois 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 2,558,603 searches. Data last updated September 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$248Average$356FlexibilityNo cancel feeOn-time71%

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