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$245+ Cheap flights from Idaho to Knoxville (TYS)

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 12/16. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — TYS
Nov 25 — Dec 21
Mon 11/25
Mon 12/2
1 adult, Economy
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Cheap flight deals from Idaho to Knoxville

Discover tips and strategies to find the most affordable flight options for your journey from Idaho (USID) to Knoxville (TYS). 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 November 20, 2024.

Find flight deals from Idaho to Knoxville

Cheapest flights from Idaho to Knoxville
Explore the most affordable flight options available from Idaho to Knoxville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 20, 2024.

This United Airlines deal was found by Cheapflights users on 11/19. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/212:35 pmIDA - TYS
1 stop5h 55mUnited Airlines
Tue 11/268:55 amTYS - IDA
1 stop6h 36mUnited Airlines
Deal found 11/19$517
This American Airlines deal was found by Cheapflights users on 11/19. 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 11/215:30 amIDA - TYS
2 stops10h 09mAmerican Airlines
Tue 11/2610:46 amTYS - IDA
2 stops13h 29mAmerican Airlines
Deal found 11/19$538
This Delta deal was found by Cheapflights users on 11/20. 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 12/202:02 pmBOI - TYS
1 stop7h 53mDelta
Mon 1/66:36 amTYS - BOI
1 stop9h 21mDelta
Deal found 11/20$678
This Alaska Airlines deal was found by Cheapflights users on 11/19. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/207:03 amBOI - TYS
1 stop6h 23mAlaska Airlines
Mon 1/64:11 pmTYS - BOI
1 stop7h 41mAlaska Airlines
Deal found 11/19$693
This Mytrip deal was found by Cheapflights users on 11/18. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/2711:51 amBOI - TYS
2 stops24h 07mMultiple Airlines
Mon 12/211:00 amTYS - BOI
3 stops25h 56mMultiple Airlines
Deal found 11/18$722
This United Airlines deal was found by Cheapflights users on 11/19. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/26:55 pmBOI - TYS
2 stops13h 20mUnited Airlines
Fri 12/64:30 pmTYS - BOI
1 stop19h 30mUnited Airlines
Deal found 11/19$726
This United deal was found by Cheapflights users on 11/19. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/265:15 amGEG - TYS
1 stop14h 23mUnited Airlines
Thu 1/24:26 pmTYS - GEG
1 stop7h 38mUnited Airlines
Deal found 11/19$761
This American Airlines deal was found by Cheapflights users on 11/19. 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 12/112:45 amBOI - TYS
2 stops10h 11mAmerican Airlines
Fri 12/65:16 amTYS - BOI
1 stop9h 21mAmerican Airlines
Deal found 11/19$769
This Mytrip deal was found by Cheapflights users on 11/19. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/198:57 amIDA - TYS
1 stop12h 28mMultiple Airlines
Sun 12/226:24 pmTYS - IDA
3 stops21h 09mMultiple Airlines
Deal found 11/19$782
This Delta deal was found by Cheapflights users on 11/19. 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 12/211:15 pmGEG - TYS
1 stop8h 41mDelta
Fri 12/67:48 amTYS - GEG
1 stop6h 54mDelta
Deal found 11/19$823
This American Airlines deal was found by Cheapflights users on 11/19. 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 11/221:32 pmGEG - TYS
1 stop7h 47mAmerican Airlines
Sat 11/306:18 pmTYS - GEG
1 stop9h 10mAmerican Airlines
Deal found 11/19$943

Find flights from Idaho to Knoxville within your budget

Customize your flight search to find flights from Idaho to Knoxville 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 2,629,791 searches. Data last updated November 20, 2024.

Fly from

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Fly to

Any airport

Route

Depart

Return

Price

BoiseKnoxville

BOI - TYS

BOITYS

Boise Air Term. Gowen Fld

Tue 2/25

7:05 am-5:34 pm

1 stop8h 29m

Knoxville McGhee Tyson

Sat 3/1

5:28 am-12:30 pm

1 stop9h 02m

$263

Idaho FallsKnoxville

IDA - TYS

IDATYS

Idaho Falls Fanning Field

Tue 4/22

5:30 am-5:29 pm

2 stops9h 59m

Knoxville McGhee Tyson

Tue 4/29

2:21 pm-9:12 pm

1 stop8h 51m

$493

SpokaneKnoxville

GEG - TYS

GEGTYS

Spokane

Tue 4/22

12:40 pm-11:46 pm

1 stop8h 06m

Knoxville McGhee Tyson

Sun 4/27

6:45 am-12:54 pm

1 stop9h 09m

$568

Idaho FallsKnoxville

IDA - TYS

IDATYS

Idaho Falls Fanning Field

Thu 12/5

6:05 pm-10:30 pm

1 stop26h 25m

Knoxville McGhee Tyson

Mon 12/9

4:30 pm-1:29 pm

1 stop22h 59m

$655

BoiseKnoxville

BOI - TYS

BOITYS

Boise Air Term. Gowen Fld

Fri 12/20

2:02 pm-11:55 pm

1 stop7h 53m

Knoxville McGhee Tyson

Mon 1/6

6:36 am-1:57 pm

1 stop9h 21m

$678

BoiseKnoxville

BOI - TYS

BOITYS

Boise Air Term. Gowen Fld

Fri 12/20

7:03 am-3:26 pm

1 stop6h 23m

Knoxville McGhee Tyson

Mon 1/6

4:11 pm-9:52 pm

1 stop7h 41m

$693

BoiseKnoxville

BOI - TYS

BOITYS

Boise Air Term. Gowen Fld

Mon 12/2

6:55 pm-10:15 am

2 stops13h 20m

Knoxville McGhee Tyson

Fri 12/6

4:30 pm-10:00 am

1 stop19h 30m

$726

SpokaneKnoxville

GEG - TYS

GEGTYS

Spokane

Thu 12/26

5:15 am-10:38 pm

1 stop14h 23m

Knoxville McGhee Tyson

Thu 1/2

4:26 pm-9:04 pm

1 stop7h 38m

$761

Idaho FallsKnoxville

IDA - TYS

IDATYS

Idaho Falls Fanning Field

Thu 12/19

8:57 am-11:25 pm

1 stop12h 28m

Knoxville McGhee Tyson

Sun 12/22

6:24 pm-1:33 pm

3 stops21h 09m

$782

SpokaneKnoxville

GEG - TYS

GEGTYS

Spokane

Sun 12/22

11:59 pm-11:23 am

1 stop8h 24m

Knoxville McGhee Tyson

Fri 12/27

2:38 pm-12:39 am

2 stops13h 01m

$1,043

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/19

Showing 1-10 of 15 results
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Best time to book a flight from Idaho to Knoxville

Have a flexible travel schedule? Discover the best time to fly to Knoxville from Idaho 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.

Travel insights for flights from Idaho to Knoxville

Get recent, data-driven insights about flights from Idaho to Knoxville including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Idaho to Knoxville?

Currently, January is the cheapest month in which you can book a flight from Idaho to Knoxville (average of $301). Flying from Idaho to Knoxville in April is currently the most expensive (average of $372). 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 ID to TYS?

Find hourly flight availability from Idaho to Knoxville. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 20, 2024.

When flying from Idaho to Knoxville, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Knoxville by month

Plan your trip to Knoxville by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Knoxville ranges from 2.7 - 4.8 inches per month. March is typically the wettest month, when rainfall can reach 4.8 in. October is typically the driest time to visit Knoxville when rainfall is around 2.7 in.

Temperature in Knoxville by month

Plan your trip to Knoxville by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Knoxville, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

Reviews of airlines servicing Knoxville

Get insights into the airlines that provide service to Knoxville. 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 Knoxville. Reviews last updated November 20, 2024.
To help decide which airline to fly from Idaho to Knoxville, see what other customers have to say about United Airlines, American Airlines and Delta. 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.
Alaska Airlines
8.0
Very good
9,461 reviews

Boarding

8.2

Overall

8.0

Crew

8.5

Entertainment

7.1

Comfort

7.9

Food

7.2

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

Alaska Airlines
8.0
Very good
9,461 reviews
Alaska Airlines
8.0
Very good
9,461 reviews

Boarding

8.2

Overall

8.0

Crew

8.5

Entertainment

7.1

Comfort

7.9

Food

7.2

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

Delta
8.0
Very good
8,756 reviews
Alaska Airlines
8.0
Very good
9,461 reviews

Boarding

8.2

Overall

8.0

Crew

8.5

Entertainment

7.1

Comfort

7.9

Food

7.2

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

United Airlines
7.4
Good
9,171 reviews
Alaska Airlines
8.0
Very good
9,461 reviews

Boarding

8.2

Overall

8.0

Crew

8.5

Entertainment

7.1

Comfort

7.9

Food

7.2

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,461 reviews

Boarding

8.2

Overall

8.0

Crew

8.5

Entertainment

7.1

Comfort

7.9

Food

7.2

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

Related info for your journey

Find useful and relevant information for your journey from Idaho to Knoxville. 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 Knoxville from Idaho?

    For a flight from Idaho to Knoxville, you will be flying into McGhee Tyson. Knoxville McGhee Tyson (TYS) is just 11.3 mi from the center of the city.

  • What are the cheapest airlines to fly from Idaho to Knoxville one-way?

    For one-way options, check prices for United Airlines. According to our data, you can fly for as low as $245. Users have also found prices from $250 and $250 on Delta and American Airlines, respectively.

  • What are the most popular routes from Idaho to Knoxville?

    While some choose either Boise Air Term. Gowen Fld - Knoxville McGhee Tyson or Idaho Falls Fanning Field - Knoxville McGhee Tyson, Spokane - Knoxville McGhee Tyson is the most popular route from Idaho to Knoxville.

  • Can I find deals for flights from Idaho to Knoxville that include hotel bookings?

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

  • How can I find direct flights from Idaho to Knoxville?

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

  • Can I find deals for business class flights from Idaho to Knoxville?

    Yes. Cheapflights offers flight deals from Idaho to Knoxville 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 Idaho to Knoxville?

    Currently, January is the cheapest month in which you can book a flight from Idaho to Knoxville (average of $301). Flying from Idaho to Knoxville in April is currently the most expensive (average of $372). 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

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Alternative routes for Idaho to Knoxville

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Top 3 airlines flying from Idaho to Knoxville

Discover the top 3 airlines that operate flights from Idaho to Knoxville. 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 2,629,791 searches. Data last updated November 20, 2024.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$276Average$555FlexibilityNo cancel feeOn-time71%
DeltaCheapest$292Average$436FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$310Average$670FlexibilityNo cancel feeOn-time69%
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