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$263+ 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 12/11. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — BOI
nov. 25 — dic. 21
lun. 11/25
lun. 12/2
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 noviembre 20, 2024.

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 noviembre 20, 2024.

This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/115:16 amTYS - BOI
1 stop9h 21mAmerican Airlines
lun. 1/137:00 amBOI - TYS
1 stop6h 25mAmerican Airlines
Deal found 11/20$263
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.
mié. 12/115:20 amTYS - BOI
2 stops11h 11mDelta
lun. 1/131:35 pmBOI - TYS
1 stop8h 12mDelta
Deal found 11/19$268
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.
vie. 12/135:20 amTYS - GEG
2 stops10h 52mDelta
lun. 12/162:20 pmGEG - TYS
1 stop7h 02mDelta
Deal found 11/19$318
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.
mié. 12/48:55 amTYS - GEG
1 stop6h 52mUnited Airlines
dom. 12/85:15 amGEG - TYS
1 stop6h 26mUnited Airlines
Deal found 11/19$413
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/115:16 amTYS - JAC
1 stop9h 32mAmerican Airlines
mié. 12/181:35 pmJAC - TYS
1 stop8h 46mAmerican Airlines
Deal found 11/20$448
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.
jue. 11/218:55 amTYS - IDA
1 stop6h 36mUnited Airlines
vie. 11/292:35 pmIDA - TYS
1 stop5h 55mUnited Airlines
Deal found 11/19$453
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/1110:50 amTYS - JAC
2 stops12h 29mUnited Airlines
mié. 12/187:00 amJAC - TYS
2 stops11h 35mUnited Airlines
Deal found 11/20$563
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.
mar. 12/244:26 pmTYS - BOI
1 stop19h 35mUnited Airlines
mar. 12/315:20 pmBOI - TYS
2 stops21h 34mUnited Airlines
Deal found 11/19$602
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.
mié. 12/48:15 amTYS - GEG
3 stops27h 41mMultiple Airlines
dom. 12/89:46 amGEG - TYS
2 stops28h 32mMultiple Airlines
Deal found 11/19$630
This Alaska Airlines 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 12/295:24 amTYS - BOI
1 stop9h 09mAlaska Airlines
vie. 1/31:23 pmBOI - TYS
1 stop8h 57mAlaska Airlines
Deal found 11/20$676
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.
mié. 12/412:23 pmTYS - IDA
2 stops12h 30mDelta
dom. 12/86:55 pmIDA - TYS
2 stops12h 32mDelta
Deal found 11/19$698
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/234:07 pmTYS - GEG
2 stops11h 32mAmerican Airlines
mié. 1/111:59 pmGEG - TYS
2 stops12h 38mAmerican Airlines
Deal found 11/20$793

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 2,629,791 searches. Data last updated noviembre 20, 2024.

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Route

Depart

Return

Price

KnoxvilleBoise

TYS - BOI

TYSBOI

Knoxville McGhee Tyson

mié. 12/11

5:16 am-12:37 pm

1 stop9h 21m

Boise Air Term. Gowen Fld

lun. 1/13

7:00 am-5:27 pm

1 stop8h 27m

$263

KnoxvilleBoise

TYS - BOI

TYSBOI

Knoxville McGhee Tyson

mié. 12/11

5:20 am-2:31 pm

2 stops11h 11m

Boise Air Term. Gowen Fld

lun. 1/13

1:35 pm-11:47 pm

1 stop8h 12m

$268

KnoxvilleSpokane

TYS - GEG

TYSGEG

Knoxville McGhee Tyson

vie. 12/13

5:20 am-1:12 pm

2 stops10h 52m

Spokane

lun. 12/16

2:20 pm-12:22 am

1 stop7h 02m

$318

KnoxvilleSpokane

TYS - GEG

TYSGEG

Knoxville McGhee Tyson

mié. 12/4

8:55 am-12:47 pm

1 stop6h 52m

Spokane

dom. 12/8

5:15 am-2:41 pm

1 stop6h 26m

$413

KnoxvilleBoise

TYS - BOI

TYSBOI

Knoxville McGhee Tyson

dom. 1/5

9:15 am-11:02 am

2 stops27h 47m

Boise Air Term. Gowen Fld

dom. 1/19

7:33 pm-1:08 pm

1 stop15h 35m

$430

KnoxvilleJackson

TYS - JAC

TYSJAC

Knoxville McGhee Tyson

vie. 2/28

8:00 am-12:12 pm

1 stop6h 12m

Jackson Hole

lun. 3/3

3:37 pm-11:42 pm

1 stop6h 05m

$448

KnoxvilleJackson

TYS - JAC

TYSJAC

Knoxville McGhee Tyson

mié. 12/11

10:50 am-9:19 pm

2 stops12h 29m

Jackson Hole

mié. 12/18

7:00 am-8:35 pm

2 stops11h 35m

$563

KnoxvilleIdaho Falls

TYS - IDA

TYSIDA

Knoxville McGhee Tyson

mié. 12/18

10:50 am-5:24 pm

2 stops8h 34m

Idaho Falls Fanning Field

mié. 12/25

10:49 am-11:59 pm

2 stops11h 10m

$601

KnoxvilleBoise

TYS - BOI

TYSBOI

Knoxville McGhee Tyson

mar. 12/24

4:26 pm-10:01 am

1 stop19h 35m

Boise Air Term. Gowen Fld

mar. 12/31

5:20 pm-4:54 pm

2 stops21h 34m

$602

KnoxvilleSpokane

TYS - GEG

TYSGEG

Knoxville McGhee Tyson

mié. 12/4

8:15 am-8:56 am

3 stops27h 41m

Spokane

dom. 12/8

9:46 am-5:18 pm

2 stops28h 32m

$630

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/20

Showing 1-10 of 20 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, January is the cheapest month in which you can book a flight from Knoxville to Idaho (average of $310). 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 noviembre 20, 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 noviembre 20, 2024.
Peruse reviews from past customers who have flown with American Airlines, Delta and United 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
9,461 reviews

Comfort

7.9

Entertainment

7.1

Overall

8.0

Crew

8.5

Food

7.2

Boarding

8.2

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

Comfort

7.9

Entertainment

7.1

Overall

8.0

Crew

8.5

Food

7.2

Boarding

8.2

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

Comfort

7.9

Entertainment

7.1

Overall

8.0

Crew

8.5

Food

7.2

Boarding

8.2

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

Comfort

7.9

Entertainment

7.1

Overall

8.0

Crew

8.5

Food

7.2

Boarding

8.2

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

Comfort

7.9

Entertainment

7.1

Overall

8.0

Crew

8.5

Food

7.2

Boarding

8.2

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 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 cheapest airlines to fly from Knoxville to Idaho one-way?

    The cheapest airline one-way is Delta, with whom users have recently found tickets for as low as $269. However, be on the lookout for offers from American Airlines and United Airlines, as they are both options that can get you from Knoxville to Idaho for a low price.

  • 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 - Jackson Hole or Knoxville McGhee Tyson - Idaho Falls Fanning Field 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, January is the cheapest month in which you can book a flight from Knoxville to Idaho (average of $310). 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

See prices for flight routes from nearby airports that may be better suited for you.
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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 2,629,791 searches. Data last updated noviembre 20, 2024.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$297Average$558FlexibilityNo cancel feeOn-time71%
DeltaCheapest$298Average$491FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$303Average$591FlexibilityNo cancel feeOn-time69%
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