Cheap flights from Idaho to Knoxville from $238
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Idaho to Knoxville departing on 8/15. 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 Idaho to Knoxville
Cheap round-trip flights
Cheap one-way flights
Cheap last minute flights
Delta flights from Idaho to Knoxville
Our best Delta deals on Idaho to Knoxville flight tickets
American Airlines flights from Idaho to Knoxville
Our best American Airlines deals on Idaho to Knoxville flight tickets
See travel insights to Knoxville from
How to get the cheapest flight ticket from Idaho 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 Idaho, with most prices found around $328. If you aren’t able to travel during the month of February, then book flights to Knoxville from Idaho 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 Idaho 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 Idaho 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 Idaho 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 Idaho when booking 18 weeks ahead of your departure date. In general, you can expect to find flights to Knoxville for around $508 when searching 18 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Knoxville from Idaho for as low as $288 on momondo.
What is the cheapest airline that flies from Idaho to Knoxville McGhee Tyson?
American Airlines, Delta, and United Airlines are the most popular carriers operating from Idaho 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 Idaho according to our data. American Airlines is the first choice among our users, with 41% 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.
Cheap Idaho to Knoxville flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Idaho to Knoxville
When did momondo last update prices for flights from Idaho to Knoxville McGhee Tyson Airport?
Prices for flights from Idaho to Knoxville McGhee Tyson Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Idaho to Knoxville McGhee Tyson Airport?
As of May 2025, there are 4 operators available to choose from for flights from Idaho to Knoxville McGhee Tyson Airport.
How old do you have to be to fly from Idaho 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 Idaho to Knoxville McGhee Tyson Airport.
What documentation or ID do you need to fly to Knoxville McGhee Tyson Airport?
The necessary travel and health documents for your Knoxville McGhee Tyson Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
Best airlines flying from Idaho to Knoxville
Compare and see reviews for airlines that fly from Idaho 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 7,941 reviews | |||
| PriceFrom $298 | Free Cancellation | Rating 7.4 8,702 reviews | |||
| PriceFrom $379 | Free Cancellation | Rating 8.0 9,987 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 Idaho to Knoxville?
momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Idaho to Knoxville. Millions of users trust and use momondo every year so you are in good hands.
Can I find flights from Idaho to Knoxville with flexible booking policies on momondo?
Yes. momondo allows you to filter the results for Idaho to Knoxville flights to just show those with flexible booking policies.
How can momondo help me find flights from Idaho to Knoxville?
Once you have performed a search for Idaho 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 Idaho to Knoxville right now. Can momondo alert me if prices change?
If you are not ready to book a flight from Idaho to Knoxville now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Knoxville and let you know when they change.