TYS

$140 Find Cheap Flights from Idaho to Knoxville - Compare and Save

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Knoxville departing on 10/19. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Cheap Flights from Idaho to Knoxville

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Idaho to Knoxville that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Idaho to Knoxville

Sat, Oct 17 - Sat, Oct 24
American Airlines Logo
3:24 pm - 11:59 pmBOI  Boise Air Term. Gowen Fld-TYS Knoxville McGhee Tyson
6h 35m1 stop Chicago O'Hare Intl
American Airlines Logo
6:00 am - 1:51 pmTYS  Knoxville McGhee Tyson-BOI Boise Air Term. Gowen Fld
9h 51m1 stop Dallas/Fort Worth
$277American Airlines
Wed, Oct 21 - Wed, Oct 28
American Airlines Logo
3:24 pm - 11:59 pmBOI  Boise Air Term. Gowen Fld-TYS Knoxville McGhee Tyson
6h 35m1 stop Chicago O'Hare Intl
American Airlines Logo
6:00 am - 1:51 pmTYS  Knoxville McGhee Tyson-BOI Boise Air Term. Gowen Fld
9h 51m1 stop Dallas/Fort Worth
$277American Airlines
Wed, Sep 9 - Wed, Sep 16
United Airlines Logo
5:00 am - 3:54 pmBOI  Boise Air Term. Gowen Fld-TYS Knoxville McGhee Tyson
8h 54m1 stop Denver Intl
United Airlines Logo
6:00 am - 11:26 amTYS  Knoxville McGhee Tyson-BOI Boise Air Term. Gowen Fld
7h 26m1 stop Chicago O'Hare Intl
$306United Airlines
Thu, Sep 10 - Mon, Sep 21
Multiple Airlines Logo
2:50 pm - 6:13 pmBOI  Boise Air Term. Gowen Fld-TYS Knoxville McGhee Tyson
25h 23m1 stop Las Vegas Harry Reid Intl
Multiple Airlines Logo
6:30 am - 1:55 pmTYS  Knoxville McGhee Tyson-BOI Boise Air Term. Gowen Fld
9h 25m1 stop Las Vegas Harry Reid Intl
$309Multiple Airlines
Thu, Sep 10 - Mon, Sep 21
Multiple Airlines Logo
2:50 pm - 1:27 pmBOI  Boise Air Term. Gowen Fld-TYS Knoxville McGhee Tyson
20h 37m2 stops Las Vegas Harry Reid Intl Austin Bergstrom
Multiple Airlines Logo
6:30 am - 1:55 pmTYS  Knoxville McGhee Tyson-BOI Boise Air Term. Gowen Fld
9h 25m1 stop Las Vegas Harry Reid Intl
$309Multiple Airlines
Wed, Sep 9 - Wed, Sep 16
United Airlines Logo
5:00 am - 4:58 pmBOI  Boise Air Term. Gowen Fld-TYS Knoxville McGhee Tyson
9h 58m2 stops Denver Intl Chicago O'Hare Intl
United Airlines Logo
6:00 am - 11:26 amTYS  Knoxville McGhee Tyson-BOI Boise Air Term. Gowen Fld
7h 26m1 stop Chicago O'Hare Intl
$335United Airlines
Sun, Oct 25 - Sat, Oct 31
Delta Logo
10:50 pm - 9:40 amGEG  Spokane-TYS Knoxville McGhee Tyson
7h 50m1 stop Atlanta Hartsfield-Jackson
Delta Logo
5:40 am - 11:50 amTYS  Knoxville McGhee Tyson-GEG Spokane
9h 10m1 stop Atlanta Hartsfield-Jackson
$372Delta
Sun, Oct 25 - Sat, Oct 31
Delta Logo
10:50 pm - 10:54 amGEG  Spokane-TYS Knoxville McGhee Tyson
9h 04m1 stop Atlanta Hartsfield-Jackson
Delta Logo
7:26 am - 4:58 pmTYS  Knoxville McGhee Tyson-GEG Spokane
12h 32m2 stops Detroit Metropolitan Wayne County Seattle/Tacoma Intl
$377Delta
Thu, Sep 17 - Fri, Sep 25
Alaska Airlines Logo
1:50 pm - 11:22 pmBOI  Boise Air Term. Gowen Fld-TYS Knoxville McGhee Tyson
7h 32m1 stop Dallas/Fort Worth
Alaska Airlines Logo
11:20 am - 10:38 pmTYS  Knoxville McGhee Tyson-BOI Boise Air Term. Gowen Fld
13h 18m2 stops Chicago O'Hare Intl Seattle/Tacoma Intl
$820Alaska Airlines
Fri, Sep 4 - Sun, Sep 13
Alaska Airlines Logo
5:52 pm - 11:10 amBOI  Boise Air Term. Gowen Fld-TYS Knoxville McGhee Tyson
15h 18m2 stops Seattle/Tacoma Intl Chicago O'Hare Intl
Alaska Airlines Logo
5:35 pm - 9:56 amTYS  Knoxville McGhee Tyson-BOI Boise Air Term. Gowen Fld
18h 21m2 stops Dallas/Fort Worth Seattle/Tacoma Intl
$825Alaska Airlines
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Good to know

Low season

January

Cheapest flight

$140
Best time to beat the crowds but there is an average 8% increase in price.
Most popular time to fly with an average 2% increase in price.
Flight from Spokane to Knoxville

FAQs for booking flights from Idaho to Knoxville

  • How does KAYAK find such low prices on flights from Idaho to Knoxville?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Idaho to Knoxville.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Idaho to Knoxville?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Knoxville from Idaho is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Idaho to Knoxville?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Knoxville with an airline and back to Idaho with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Idaho to Knoxville?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Knoxville from Idaho up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Traveling to a place near Knoxville?

Book flights to Knoxville if you plan to visit one of these locations
Newport
Lenoir City
Dandridge
Clinton
Jefferson City

Everything you need to know for your flight to Knoxville

Information on the airport you'll fly into in Knoxville

Knoxville (TYS)