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Johnson City

$135+ Cheap flights from Illinois to Johnson City, TN, TN

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 11/27. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — GSP
Dec 3 — Dec 101
Wed 12/3
Wed 12/10
1 adult, Economy
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Cheap flight deals from Illinois to Johnson City

Keep the following information in mind while searching for Illinois to Johnson City flight deals. Data was last updated November 3, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$269
(Delta)

One-way from

$135
(Delta)

Popular in

October

Cheapest in

May

Average price

$346
Provider with most accurate pricing for Chicago (CHI)-Blountville Tri Cities TN/VA flight deals.
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Provider most trusted by Cheapflights users for Chicago (CHI)-Blountville Tri Cities TN/VA flights.
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From Illinois to Johnson City
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One-way flight from Illinois to Johnson City
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Highest demand for flights based on searches. 16% potential increase in price ($65 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($11 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find flight deals from Illinois to Johnson City

Cheapest flights from Illinois to Johnson City
Explore the most affordable flight options available from Illinois to Johnson City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 3, 2025.

This Delta deal was found by Cheapflights users on 10/31. 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 12/185:26 pmMDW - TRI
1 stop4h 08mDelta
Sun 12/216:49 pmTRI - MDW
1 stop4h 33mDelta
Deal found 10/31$269
This Delta deal was found by Cheapflights users on 11/3. 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 12/45:30 amORD - TRI
1 stop5h 37mDelta
Sat 12/612:52 pmTRI - ORD
1 stop4h 56mDelta
Deal found 11/3$269
This Delta deal was found by Cheapflights users on 11/1. 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 11/185:23 amORD - TRI
1 stop5h 42mDelta
Mon 11/246:05 amTRI - ORD
1 stop5h 14mDelta
Deal found 11/1$284
This American Airlines deal was found by Cheapflights users on 11/1. 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 11/183:50 pmORD - TRI
2 stops6h 37mAmerican Airlines
Mon 11/243:34 pmTRI - ORD
1 stop4h 46mAmerican Airlines
Deal found 11/1$289
This Delta deal was found by Cheapflights users on 11/2. 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 11/66:00 amMDW - TRI
1 stop5h 43mDelta
Tue 11/116:05 amTRI - MDW
1 stop6h 47mDelta
Deal found 11/2$409
This Delta deal was found by Cheapflights users on 11/2. 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 11/65:20 amORD - TRI
1 stop6h 23mDelta
Tue 11/117:32 pmTRI - ORD
1 stop3h 58mDelta
Deal found 11/2$409
This Delta deal was found by Cheapflights users on 11/3. 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 12/2312:37 pmORD - TRI
1 stop4h 30mDelta
Mon 12/296:49 pmTRI - ORD
1 stop6h 13mDelta
Deal found 11/3$429
This American Airlines deal was found by Cheapflights users on 11/3. 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 11/64:05 pmORD - TRI
1 stop6h 48mAmerican Airlines
Tue 11/1112:03 pmTRI - ORD
1 stop6h 49mAmerican Airlines
Deal found 11/3$439
This American Airlines deal was found by Cheapflights users on 10/31. 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.
Sun 11/305:00 amORD - TRI
1 stop6h 14mAmerican Airlines
Sun 12/75:04 amTRI - ORD
1 stop6h 59mAmerican Airlines
Deal found 10/31$443
This Delta deal was found by Cheapflights users on 11/1. 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 11/147:05 amSTL - TRI
1 stop6h 51mDelta
Sun 11/167:32 pmTRI - STL
1 stop5h 12mDelta
Deal found 11/1$507
This American Airlines deal was found by Cheapflights users on 11/1. 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 11/146:00 amSTL - TRI
2 stops8h 08mAmerican Airlines
Sun 11/165:04 amTRI - STL
1 stop4h 23mAmerican Airlines
Deal found 11/1$513
This Delta deal was found by Cheapflights users on 11/1. 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.
Sun 11/166:00 amSTL - TRI
1 stop5h 05mDelta
Thu 11/2012:50 pmTRI - STL
1 stop6h 07mDelta
Deal found 11/1$597

Cheapflights Fare Finder

 
Customize your flight search to find flights from Illinois to Johnson City 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 November 3, 2025.
Use the filters below to find and compare flights from Illinois to Johnson City that are best for you.

Fly from

Illinois

Fly to

Johnson City

Route

Depart

Return

Price

ChicagoBlountville

MDW - TRI

MDWTRI

Chicago Midway

Thu 12/18

5:26 pm-10:34 pm

1 stop4h 08m

Blountville Tri Cities TN/VA

Sun 12/21

6:49 pm-10:22 pm

1 stop4h 33m

$269

ChicagoBlountville

ORD - TRI

ORDTRI

Chicago O'Hare Intl

Fri 1/16

1:15 pm-10:38 pm

1 stop8h 23m

Blountville Tri Cities TN/VA

Mon 1/19

12:07 pm-6:01 pm

1 stop6h 54m

$269

ChicagoBlountville

ORD - TRI

ORDTRI

Chicago O'Hare Intl

Thu 12/18

5:30 am-12:12 pm

1 stop5h 42m

Blountville Tri Cities TN/VA

Sun 12/21

10:14 am-4:19 pm

1 stop7h 05m

$269

ChicagoBlountville

ORD - TRI

ORDTRI

Chicago O'Hare Intl

Sat 1/10

8:20 am-3:06 pm

1 stop5h 46m

Blountville Tri Cities TN/VA

Sun 1/11

8:00 am-1:22 pm

1 stop6h 22m

$269

ChicagoBlountville

ORD - TRI

ORDTRI

Chicago O'Hare Intl

Thu 12/4

6:45 am-12:07 pm

1 stop4h 22m

Blountville Tri Cities TN/VA

Sat 12/6

12:52 pm-6:43 pm

1 stop6h 51m

$269

ChicagoBlountville

ORD - TRI

ORDTRI

Chicago O'Hare Intl

Thu 1/15

5:33 am-1:02 pm

1 stop6h 29m

Blountville Tri Cities TN/VA

Tue 1/20

6:58 pm-11:57 pm

1 stop5h 59m

$284

ChicagoBlountville

ORD - TRI

ORDTRI

Chicago O'Hare Intl

Thu 1/15

7:05 am-1:02 pm

1 stop4h 57m

Blountville Tri Cities TN/VA

Thu 1/22

10:17 am-1:39 pm

1 stop4h 22m

$284

ChicagoBlountville

ORD - TRI

ORDTRI

Chicago O'Hare Intl

Tue 11/18

5:23 am-12:05 pm

1 stop5h 42m

Blountville Tri Cities TN/VA

Mon 11/24

6:05 am-10:19 am

1 stop5h 14m

$284

St. LouisBlountville

STL - TRI

STLTRI

Lambert-St Louis

Wed 4/15

9:00 am-3:08 pm

1 stop5h 08m

Blountville Tri Cities TN/VA

Sat 4/18

6:05 am-10:45 am

1 stop5h 40m

$317

ChicagoBlountville

MDW - TRI

MDWTRI

Chicago Midway

Sat 3/7

6:00 am-12:24 pm

1 stop5h 24m

Blountville Tri Cities TN/VA

Tue 3/10

6:55 pm-9:46 pm

1 stop3h 51m

$329

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/1

Showing 1-10 of 34 results
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Best time to book a flight from Illinois to Johnson City

Have a flexible travel schedule? Discover the best time to fly to Johnson City 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 Johnson City

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

Currently, June is the cheapest month in which you can book a flight from Illinois to Johnson City (average of $62). Flying from Illinois to Johnson City in March is currently the most expensive (average of $190). 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 IL to J0H?

Find hourly flight availability from Illinois to Johnson City. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 3, 2025.

It’s typically best to fly out from Illinois to Johnson City in the evening. Doing so could potentially save you 51% on the flight price compared to flying in the morning, which is usually more expensive.

What is the cheapest day to fly from Illinois to Johnson City?

Use this chart to determine the cheapest time to fly round-trip from Illinois to Johnson City. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Illinois to Johnson City flight should consider departing on Wednesday evenings when fares are most often at their lowest. Tuesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Illinois to Johnson City

Explore weekly flight availability from Illinois to Johnson City. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated November 3, 2025.

The most flights from USIL to J0H are scheduled on a Monday (20 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (10 on average).

Related info for your journey

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

  • How long is the flight from Illinois to Johnson City?

    Airlines like Delta and American Airlines fly from Illinois to Johnson City in about 4h 08m. The time it takes to get you to your destination can typically vary by up to 4h 15m. The distance from Illinois to Johnson City is about 465 mi. This flight may include one or multiple stops.

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

    The cheapest airline one-way is Delta, with whom users have recently found tickets for as low as $135. However, be on the lookout for offers from American Airlines and Allegiant Air, as they are both options that can get you from Illinois to Johnson City for a low price.

  • What are the most popular routes from Illinois to Johnson City?

    When deciding which route to take from Illinois to Johnson City consider Chicago O'Hare Intl - Blountville Tri Cities TN/VA, Chicago Midway - Blountville Tri Cities TN/VA or Lambert-St Louis - Blountville Tri Cities TN/VA as they are the most popular.

  • What are the most reliable airlines from Illinois to Johnson City?

    The top 3 most reliable airlines when flying from Illinois to Johnson City are Lufthansa (88%), Republic Airways (88%) and GoJet (84%).

  • What are the cheapest flights from Illinois to Johnson City?

    Looking for the cheapest flight from Illinois to Johnson City? While on average our users pay $256, our data indicates the cheapest price to be $168. The most popular route (Chicago O'Hare Intl - Blountville Tri Cities TN/VA), is priced around $269.

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

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

  • How can I find direct flights from Illinois to Johnson City?

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

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

    Yes. Cheapflights offers flight deals from Illinois to Johnson City 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 Johnson City?

    Currently, June is the cheapest month in which you can book a flight from Illinois to Johnson City (average of $62). Flying from Illinois to Johnson City in March is currently the most expensive (average of $190). 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.

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Top 4 airlines flying from Illinois to Johnson City

Discover the top 4 airlines that operate flights from Illinois to Johnson City. 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 November 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$62Average$117FlexibilityNo cancel feeOn-time88%
DeltaCheapest$148Average$349FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$189Average$355FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$193Average$361FlexibilityNo cancel feeOn-time69%

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