Cheap flights from Boise to Knoxville from $274
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boise to Knoxville departing on 5/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Discover deals from 900+ travel sites with momondo.
Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from Boise to Knoxville
Cheap round-trip flights
Cheap one-way flights
Cheap last minute flights
American Airlines flights from Boise to Knoxville
Our best American Airlines deals on Boise to Knoxville flight tickets
Delta flights from Boise to Knoxville
Our best Delta deals on Boise to Knoxville flight tickets
See travel insights to Knoxville from
How to get the cheapest flight ticket from Boise to Knoxville
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Knoxville?
The month of February is, on average, the cheapest month to fly to Knoxville from Boise, with most prices found around $328. If you aren’t able to travel during the month of February, then book flights to Knoxville from Boise during August instead. Flights to Knoxville in August, while not as cheap as those in February, still average around $366.
What is the cheapest day to depart on your flight to Knoxville?
The cheapest day to depart from Boise to Knoxville is on a Tuesday. Travelers who choose to depart for Knoxville on a Tuesday will often find tickets for as low as $432. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Boise to Knoxville for around $701.
What is the cheapest time of day to depart on your flight to Knoxville?
In the evening is the cheapest time of day to fly from Boise to Knoxville when you can find flight prices for as low as $368. Flying to Knoxville in the evening is an ideal time because this is during off-peak travel hours. In contrast, the most expensive time of day to depart to Knoxville is in the morning when prices are around $600.
How far in advance should I book a flight to Knoxville?
You are more likely to see cheaper flights to Knoxville from Boise when booking 18 weeks ahead of your departure date. In general, you can expect to find flights to Knoxville for around $509 when searching 18 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Knoxville from Boise for as low as $288 on momondo.
What is the cheapest airline that flies from Boise Air Term. Gowen Fld to Knoxville McGhee Tyson?
American Airlines, Delta, and United Airlines are the most popular carriers operating from Boise Air Term. Gowen Fld to Knoxville McGhee Tyson
What airlines fly to Knoxville?
American Airlines, United Airlines and Delta are the top three most popular airlines that fly to Knoxville from Boise according to our data. American Airlines is the first choice among our users, with 42% of people opting to fly with this airline when traveling to Knoxville. Keep in mind that there are 4 different airlines that fly to Knoxville on a routine basis, so you have a few additional options to choose from.
When to book flights from Boise to Knoxville
Cheap Boise to Knoxville (BOI to TYS) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Boise to Knoxville
How far is Boise Air Term. Gowen Fld to Knoxville McGhee Tyson by plane?
The straight-line distance from Boise Air Term. Gowen Fld to Knoxville McGhee Tyson is 1779.7 mi. A reasonable flight in good conditions will take 6h 24m.
When did momondo last update prices for flights from Boise Air Term. Gowen Fld Airport to Knoxville McGhee Tyson Airport?
Prices for flights from Boise Air Term. Gowen Fld Airport to Knoxville McGhee Tyson Airport were last updated today.
How many operators does momondo search for flights from Boise Air Term. Gowen Fld Airport to Knoxville McGhee Tyson Airport?
As of May 2025, there are 4 operators available to choose from for flights from Boise Air Term. Gowen Fld Airport to Knoxville McGhee Tyson Airport.
How old do you have to be to fly from Boise Air Term. Gowen Fld Airport to Knoxville McGhee Tyson Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Boise Air Term. Gowen Fld Airport to Knoxville McGhee Tyson Airport.
What documentation or ID do you need to fly to Knoxville McGhee Tyson Airport?
The travel and health documents required for your trip to Knoxville McGhee Tyson Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Knoxville McGhee Tyson Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular airline from Boise to Knoxville?
momondo data reveals that the most frequently booked airline on the route from Boise to Knoxville is American Airlines, representing 38% of all bookings. The subsequent popular airlines are United Airlines at 34%, Delta at 23%, and Alaska Airlines at 5%.
Best airlines flying from Boise to Knoxville
Compare and see reviews for airlines that fly from Boise to Knoxville with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $258 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $269 | Free Cancellation | Rating 8.0 7,934 reviews | |||
| PriceFrom $298 | Free Cancellation | Rating 7.4 8,696 reviews | |||
| PriceFrom $379 | Free Cancellation | Rating 8.0 9,972 reviews |
Traveling to a place near Knoxville?
Book flights to Knoxville if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Boise to Knoxville?
momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Boise to Knoxville. momondo saves you time and could save you money on your trip.
Can I find flights from Boise to Knoxville with flexible booking policies on momondo?
Yes. momondo allows you to filter the results for Boise to Knoxville flights to just show those with flexible booking policies.
How can momondo help me find flights from Boise to Knoxville?
Once you have performed a search for Boise to Knoxville flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.
I’m not ready to book a flight from Boise to Knoxville right now. Can momondo alert me if prices change?
If you are simply researching potential flights to Knoxville, momondo offers a useful price alert feature which will track prices for flights to Knoxville from Boise and alert you when they change.