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$288+ Cheap flights from Knoxville (TYS) to Idaho

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 1/17. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — BOI
Des 27 — Jan 31
Jum 12/27
Jum 1/3
1 adult, Economy
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Cheap flight deals from Knoxville to Idaho

Discover tips and strategies to find the most affordable flight options for your journey from Knoxville (TYS) to Idaho (USID). 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 Desember 22, 2024.

Round-trip from

$288
(American Airlines)
From Knoxville McGhee Tyson to Idaho
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Find flight deals from Knoxville to Idaho

Cheapest flights from Knoxville to Idaho
Explore the most affordable flight options available from Knoxville to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on Desember 22, 2024.

This United Airlines deal was found by Cheapflights users on 12/21. 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.
Min 12/224:26 pmTYS - BOI
1 stop7h 07mUnited Airlines
Jum 1/32:36 pmBOI - TYS
1 stop6h 02mUnited Airlines
Deal found 12/21$569
This American Airlines deal was found by Cheapflights users on 12/21. 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.
Sel 12/245:24 amTYS - BOI
1 stop9h 09mAmerican Airlines
Sab 12/287:03 amBOI - TYS
2 stops11h 41mAmerican Airlines
Deal found 12/21$634
This Delta deal was found by Cheapflights users on 12/21. 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.
Min 12/224:30 pmTYS - BOI
1 stop7h 50mDelta
Jum 1/35:32 amBOI - TYS
2 stops10h 19mDelta
Deal found 12/21$783
This American Airlines deal was found by Cheapflights users on 12/21. 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.
Sen 12/235:00 amTYS - JAC
2 stops9h 11mAmerican Airlines
Rab 1/13:23 pmJAC - TYS
1 stop6h 57mAmerican Airlines
Deal found 12/21$792
This United Airlines deal was found by Cheapflights users on 12/21. 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.
Sen 12/236:55 amTYS - JAC
1 stop6h 46mUnited Airlines
Rab 1/17:00 amJAC - TYS
1 stop13h 38mUnited Airlines
Deal found 12/21$993
This Mytrip deal was found by Cheapflights users on 12/21. 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.
Min 12/2212:27 pmTYS - BOI
3 stops24h 35mMultiple Airlines
Sab 1/411:57 amBOI - TYS
2 stops20h 45mMultiple Airlines
Deal found 12/21$1,058
This United deal was found by Cheapflights users on 12/21. 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.
Min 12/294:26 pmTYS - IDA
1 stop26h 34mUnited Airlines
Jum 1/310:49 amIDA - TYS
1 stop26h 12mUnited Airlines
Deal found 12/21$1,215

Find flights from Knoxville to Idaho within your budget

Customize your flight search to find flights from Knoxville to Idaho 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 Desember 22, 2024.

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Price

KnoxvilleBoise

TYS - BOI

TYSBOI

Knoxville McGhee Tyson

Jum 1/17

4:15 pm-9:52 pm

1 stop7h 37m

Boise Air Term. Gowen Fld

Min 1/19

1:28 pm-12:25 am

1 stop8h 57m

$288

KnoxvilleBoise

TYS - BOI

TYSBOI

Knoxville McGhee Tyson

Rab 2/5

5:45 am-12:28 pm

1 stop8h 43m

Boise Air Term. Gowen Fld

Rab 2/12

9:25 am-11:04 pm

2 stops11h 39m

$293

KnoxvilleSpokane

TYS - GEG

TYSGEG

Knoxville McGhee Tyson

Kam 5/29

8:01 am-11:49 am

1 stop6h 48m

Spokane

Sel 6/3

2:19 pm-11:43 pm

1 stop6h 24m

$313

KnoxvilleJackson

TYS - JAC

TYSJAC

Knoxville McGhee Tyson

Rab 3/5

8:00 am-12:15 pm

1 stop6h 15m

Jackson Hole

Sen 3/10

3:38 pm-11:52 pm

1 stop6h 14m

$348

KnoxvilleBoise

TYS - BOI

TYSBOI

Knoxville McGhee Tyson

Kam 2/20

5:28 am-12:30 pm

1 stop9h 02m

Boise Air Term. Gowen Fld

Sen 2/24

7:55 pm-6:15 pm

2 stops20h 20m

$408

KnoxvilleBoise

TYS - BOI

TYSBOI

Knoxville McGhee Tyson

Kam 2/20

9:24 pm-6:46 pm

3 stops23h 22m

Boise Air Term. Gowen Fld

Sen 2/24

7:41 pm-1:46 pm

3 stops16h 05m

$437

KnoxvilleSpokane

TYS - GEG

TYSGEG

Knoxville McGhee Tyson

Kam 5/29

5:10 am-3:04 pm

2 stops12h 54m

Spokane

Sen 6/2

6:30 pm-10:41 am

2 stops13h 11m

$478

KnoxvilleJackson

TYS - JAC

TYSJAC

Knoxville McGhee Tyson

Rab 3/5

7:00 am-11:43 am

1 stop6h 43m

Jackson Hole

Sen 3/10

11:00 am-10:45 pm

2 stops9h 45m

$490

KnoxvilleBoise

TYS - BOI

TYSBOI

Knoxville McGhee Tyson

Jum 1/3

7:24 pm-12:17 pm

2 stops18h 53m

Boise Air Term. Gowen Fld

Sab 1/11

7:00 am-2:59 pm

1 stop5h 59m

$583

KnoxvilleJackson

TYS - JAC

TYSJAC

Knoxville McGhee Tyson

Rab 2/19

5:45 am-2:28 pm

2 stops10h 43m

Jackson Hole

Min 2/23

7:05 am-9:16 am

2 stops24h 11m

$628

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/21

Showing 1-10 of 12 results
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Best time to book a flight from Knoxville to Idaho

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

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

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

Currently, October is the cheapest month in which you can book a flight from Knoxville to Idaho (average of $314). Flying from Knoxville to Idaho in June is currently the most expensive (average of $436). 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 TYS to ID?

Find hourly flight availability from Knoxville to Idaho. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated Desember 22, 2024.

When flying from Knoxville to Idaho, 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 Idaho by month

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

In terms of precipitation, rainfall in Idaho ranges from 0.2 - 1.6 inches per month. December is typically the wettest month, when rainfall can reach 1.6 in. August is typically the driest time to visit Idaho when rainfall is around 0.2 in.

Temperature in Idaho by month

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

If weather is an important factor for your trip to Idaho, 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 75.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 30.2 F).

Reviews of airlines servicing Idaho

Get insights into the airlines that provide service to Idaho. 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 Idaho. Reviews last updated Desember 22, 2024.
Peruse reviews from past customers who have flown with Delta, American Airlines and Alaska Airlines from Knoxville to Idaho to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,537 reviews

Crew

8.5

Food

7.2

Comfort

7.9

Overall

8.0

Boarding

8.2

Entertainment

7.1

Reviews

1 / 10

Things were good, crew was good. It was just the flight itself was very rough. Lots of turbulence, probably one of the shakiest flights I've been on. Kids throwing up, kids crying everywhere because of it.

Alaska Airlines
8.0
Very good
9,537 reviews
Alaska Airlines
8.0
Very good
9,537 reviews

Crew

8.5

Food

7.2

Comfort

7.9

Overall

8.0

Boarding

8.2

Entertainment

7.1

Reviews

1 / 10

Things were good, crew was good. It was just the flight itself was very rough. Lots of turbulence, probably one of the shakiest flights I've been on. Kids throwing up, kids crying everywhere because of it.

Delta
8.0
Very good
8,594 reviews
Alaska Airlines
8.0
Very good
9,537 reviews

Crew

8.5

Food

7.2

Comfort

7.9

Overall

8.0

Boarding

8.2

Entertainment

7.1

Reviews

1 / 10

Things were good, crew was good. It was just the flight itself was very rough. Lots of turbulence, probably one of the shakiest flights I've been on. Kids throwing up, kids crying everywhere because of it.

United Airlines
7.4
Good
9,028 reviews
Alaska Airlines
8.0
Very good
9,537 reviews

Crew

8.5

Food

7.2

Comfort

7.9

Overall

8.0

Boarding

8.2

Entertainment

7.1

Reviews

1 / 10

Things were good, crew was good. It was just the flight itself was very rough. Lots of turbulence, probably one of the shakiest flights I've been on. Kids throwing up, kids crying everywhere because of it.

American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,537 reviews

Crew

8.5

Food

7.2

Comfort

7.9

Overall

8.0

Boarding

8.2

Entertainment

7.1

Reviews

1 / 10

Things were good, crew was good. It was just the flight itself was very rough. Lots of turbulence, probably one of the shakiest flights I've been on. Kids throwing up, kids crying everywhere because of it.

Related info for your journey

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

    Knoxville McGhee Tyson (TYS), located 11.3 mi from the city center, is the airport you fly out of when you book flights from Knoxville to Idaho.

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

    When deciding which route to take from Knoxville to Idaho consider Knoxville McGhee Tyson - Boise Air Term. Gowen Fld, Knoxville McGhee Tyson - Spokane or Knoxville McGhee Tyson - Jackson Hole as they are the most popular.

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Knoxville to Idaho (average of $314). Flying from Knoxville to Idaho in June is currently the most expensive (average of $436). 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 Knoxville to Idaho

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Top 3 airlines flying from Knoxville to Idaho

Discover the top 3 airlines that operate flights from Knoxville to Idaho. 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 Desember 22, 2024.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$297Average$536FlexibilityNo cancel feeOn-time71%
DeltaCheapest$298Average$488FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$303Average$626FlexibilityNo cancel feeOn-time69%
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