Cheap flights from Knoxville to Boise (TYS - BOI)

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How to find the cheapest flight from
Knoxville (TYS) to Boise (BOI)

All the information you need to plan the best TYS to BOI flight in 2021: compare Knoxville to Boise flight prices with the expected peak season, weather and rainfall in Boise.
TYS - BOI
Price
$315 - $552
BOI
Temperature
30.2 - 75.2 °F
BOI
Precipitation
0.2 - 1.6 inches

Popular in

March

High demand for flights, 20% potential price rise

Cheapest in

July

Best time to find cheap flights, 29% potential price drop

Round-trip from

$315

From Knoxville McGhee Tyson to Boise Air Term. Gowen Fld

One-way from

$293

One-way flight from Knoxville McGhee Tyson to Boise Air Term. Gowen Fld

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
When is the cheapest time to fly from Knoxville to Boise (TYS - BOI)?

When flying from Knoxville to Boise, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 53% versus a flight in the morning.

What is the cheapest month to fly from Knoxville to Boise?

Due to multiple factors, expect to potentially pay more when booking in March. For low rates, July can be a great choice for travel to Boise. Flights to Boise from Knoxville in July are about $443 on average during July, but can be found for as low as $264.

What is the cheapest day to fly round-trip from Knoxville to Boise?

Users have found that leaving on a Tuesday can be a cost-effective option. It’s possible to save up to 46% on your flight compared to booking on days when demand is much higher.

Cheap flights from Knoxville to Boise in November, December 2021

The best prices found for TYS to BOI flights for November, December
9 Dec - 14 Dec
$367pp
TYS
Knoxville McGhee Tyson
United Airlines
   
2 STOPS
BOI
Boise Air Term. Gowen Fld
BOI
Boise Air Term. Gowen Fld
United Airlines
 
1 STOP
TYS
Knoxville McGhee Tyson
9 Dec - 14 Dec
$369pp
TYS
Knoxville McGhee Tyson
United Airlines
 
1 STOP
BOI
Boise Air Term. Gowen Fld
BOI
Boise Air Term. Gowen Fld
United Airlines
 
1 STOP
TYS
Knoxville McGhee Tyson
9 Dec - 14 Dec
$420pp
TYS
Knoxville McGhee Tyson
United Airlines
   
2 STOPS
BOI
Boise Air Term. Gowen Fld
BOI
Boise Air Term. Gowen Fld
United Airlines
   
2 STOPS
TYS
Knoxville McGhee Tyson

Knoxville McGhee Tyson to Boise 2022 flight deals

Cheap flights to Boise from Knoxville found for next year
9 Dec - 14 Dec
$367pp
TYS
Knoxville McGhee Tyson
United Airlines
   
2 STOPS
BOI
Boise Air Term. Gowen Fld
BOI
Boise Air Term. Gowen Fld
United Airlines
 
1 STOP
TYS
Knoxville McGhee Tyson
9 Dec - 14 Dec
$369pp
TYS
Knoxville McGhee Tyson
United Airlines
 
1 STOP
BOI
Boise Air Term. Gowen Fld
BOI
Boise Air Term. Gowen Fld
United Airlines
 
1 STOP
TYS
Knoxville McGhee Tyson
9 Dec - 14 Dec
$420pp
TYS
Knoxville McGhee Tyson
United Airlines
   
2 STOPS
BOI
Boise Air Term. Gowen Fld
BOI
Boise Air Term. Gowen Fld
United Airlines
   
2 STOPS
TYS
Knoxville McGhee Tyson

One-way flights to Air Term. Gowen Fld from Knoxville

The cheapest one-way flights from Knoxville to Boise
1:00 am - 12:35 pm
Multiple Airlines
1 Stop
13h 35m
TYS - BOI
Multiple Airlines
$392
Kiwi.com
3:00 am - 10:00 am
American Airlines
1 Stop
9h 00m
TYS - BOI
American Airlines
7:53 am - 5:11 am
Multiple Airlines
2 Stops
23h 18m
TYS - BOI
Multiple Airlines
$293
Kiwi.com

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Knoxville</span> to <span class="emphasized">Boise</span> flights.

Flight FAQs

From Knoxville to Boise

Which airlines flying from Knoxville McGhee Tyson to Boise Air Term. Gowen Fld have flexible cancellations due to COVID-19?

Due to the rapidly changing circumstances due to COVID-19, airlines like United Airlines, Delta, and American Airlines flying from Knoxville McGhee Tyson to Boise Air Term. Gowen Fld have implemented new flexible cancellation policies.

Can I find flights from Knoxville to Boise for under $400 on Cheapflights?

Yes, there are multiple flights from Knoxville to Boise for under $400. The cheapest flight booked recently is on Delta for just $335, but on average you can expect to pay $426.

What are the cheapest airlines flying from Knoxville to Boise round-trip?

Cheapflights users have booked flights from Knoxville to Boise round-trip from $335. Other airlines that can offer you cheap pricing are American Airlines, from $339, and United Airlines, from $367. Delta is 24% cheaper than the average price of flights available within the next 90 days to this destination.

What are the most popular airlines that fly from Knoxville to Boise?

The most popular airlines flying from Knoxville to Boise are American Airlines, Delta and Frontier. Something to consider prior to booking your flight.

What are the cheapest flights from Knoxville to Boise?

While on average a flight from Knoxville to Boise is generally $243, our data shows the cheapest flight currently is $172. When looking at the most popular route, (Knoxville McGhee Tyson - Boise Air Term. Gowen Fld), you can expect to pay $335 for that flight.

COVID Restrictions

View COVID Travel Restrictions for Boise, ID

Do I need a COVID test to fly to Boise from Knoxville?

Information is based on travel restrictions for travel to Boise Air Term. Gowen Fld within the United States

Most visitors from Knoxville McGhee Tyson need to provide a negative COVID-19 test result and/or quarantine to enter Boise Air Term. Gowen Fld.

COVID-19 testing requirements
Visitors from Knoxville McGhee Tyson must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Boise Air Term. Gowen Fld.

Quarantine requirements
Visitors from Knoxville McGhee Tyson are not required to quarantine after entering Boise Air Term. Gowen Fld.

Do I need a test to fly back to Knoxville from Boise?

Returning to Knoxville McGhee Tyson from Boise Air Term. Gowen Fld

COVID-19 testing requirements
Visitors from Boise Air Term. Gowen Fld must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Knoxville McGhee Tyson.

Quarantine requirements
Visitors from Boise Air Term. Gowen Fld are not required to quarantine after entering Knoxville McGhee Tyson.

Hide COVID Travel Restrictions for Boise, ID

Alternative routes for Knoxville to Boise

See prices for flight routes from nearby airports that may be better suited for you.

Destination information for Boise

Things to know before you go - useful duration and weather info for your trip from Knoxville to Boise.
Average temperature for November in Boise
50.0 °F
Avg rainfall for November in Boise
1.2 ″

Airports servicing Knoxville

Airports servicing Boise

Top 3 airlines flying from Knoxville McGhee Tyson to Boise Air Term. Gowen Fld

The chart below displays the airlines Cheapflights users traveling from Knoxville to Boise choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
Delta
$232 $431 No cancel fee N/A
American Airlines
$311 $528 No cancel fee 71%
United Airlines
$324 $539 No cancel fee 69%
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