Cheap flights from Phoenix Sky Harbor Intl Airport to Knoxville from $106
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Phoenix Sky Harbor Intl Airport to Knoxville departing on 10/2. 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 Phoenix Sky Harbor Intl Airport to Knoxville
Cheap round-trip flights
Cheap one-way flights
Cheap last minute flights
Cheap direct flights
Allegiant Air flights from Phoenix Sky Harbor Intl Airport to Knoxville
Our best Allegiant Air deals on Phoenix Sky Harbor Intl Airport to Knoxville flight tickets
American Airlines flights from Phoenix Sky Harbor Intl Airport to Knoxville
Our best American Airlines deals on Phoenix Sky Harbor Intl Airport to Knoxville flight tickets
See travel insights to Knoxville from
How to get the cheapest flight ticket from Phoenix Sky Harbor Intl Airport 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 January is, on average, the cheapest month to fly to Knoxville from Phoenix Sky Harbor Intl Airport, with most prices found around $194. If you aren’t able to travel during the month of January, then book flights to Knoxville from Phoenix Sky Harbor Intl Airport during November instead. Flights to Knoxville in November, while not as cheap as those in January, still average around $234.
What is the cheapest day to depart on your flight to Knoxville?
The cheapest day to depart from Phoenix Sky Harbor Intl Airport to Knoxville is on a Monday. Travelers who choose to depart for Knoxville on a Monday will often find tickets for as low as $185. When flying out on a Wednesday, the most expensive travel day of the week, you can expect to see flight prices from Phoenix Sky Harbor Intl Airport to Knoxville for around $311.
What is the cheapest time of day to depart on your flight to Knoxville?
In the morning is the cheapest time of day to fly from Phoenix Sky Harbor Intl Airport to Knoxville when you can find flight prices for as low as $218. Flying to Knoxville in the morning 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 evening when prices are around $452.
What is the cheapest Phoenix Sky Harbor Intl to Knoxville McGhee Tyson flight route?
Fly from Phoenix Sky Harbor Intl to Knoxville McGhee Tyson for the best Phoenix Sky Harbor Intl - Knoxville McGhee Tyson flight prices
How far in advance should I book a flight to Knoxville?
You are more likely to see cheaper flights to Knoxville from Phoenix Sky Harbor Intl Airport when booking 21 weeks ahead of your departure date. In general, you can expect to find flights to Knoxville for around $337 when searching 21 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Knoxville from Phoenix Sky Harbor Intl Airport for as low as $260 on momondo.
What cabin class options are available on Phoenix Sky Harbor Intl to Knoxville McGhee Tyson flights?
There are 1 cabin classes available to choose from on Phoenix Sky Harbor Intl to Knoxville McGhee Tyson flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Phoenix Sky Harbor Intl to Knoxville McGhee Tyson?
Allegiant Air, Frontier, and United Airlines are the most popular carriers operating from Phoenix Sky Harbor Intl to Knoxville McGhee Tyson
What airlines fly to Knoxville?
American Airlines, Allegiant Air and Delta are the top three most popular airlines that fly to Knoxville from Phoenix Sky Harbor Intl Airport according to our data. American Airlines is the first choice among our users, with 44% of people opting to fly with this airline when traveling to Knoxville. Keep in mind that there are 5 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 Phoenix Sky Harbor Intl Airport to Knoxville
Cheap Phoenix Sky Harbor Intl Airport to Knoxville (PHX to TYS) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Phoenix Sky Harbor Intl Airport to Knoxville
Best Price Found | $106 |
|---|---|
Fastest flight time | 3h 27m |
Direct flights | Mon, Wed and Fri |
Airports in Knoxville | 1 airport |
How far is Phoenix Sky Harbor Intl to Knoxville McGhee Tyson by plane?
A flight from Phoenix Sky Harbor Intl to Knoxville McGhee Tyson will travel around 1597.8 mi. Typically, this will take 3h 27m by plane in normal conditions.
When did momondo last update prices for flights from Phoenix Sky Harbor Intl Airport to Knoxville McGhee Tyson Airport?
Prices for flights from Phoenix Sky Harbor Intl Airport to Knoxville McGhee Tyson Airport are updated daily.
How many operators does momondo search for flights from Phoenix Sky Harbor Intl Airport to Knoxville McGhee Tyson Airport?
The number of operators available for flights from Phoenix Sky Harbor Intl Airport to Knoxville McGhee Tyson Airport is 5 as of April 2025.
How old do you have to be to fly from Phoenix Sky Harbor Intl Airport to Knoxville McGhee Tyson Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Phoenix Sky Harbor Intl 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 plane model from Phoenix Sky Harbor Intl Airport to Knoxville?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Phoenix Sky Harbor Intl Airport to Knoxville is Airbus A320-100/200 (95.70% of total bookings). The next most popular plane models are Airbus A321-100/200 (1.08%), Airbus A321neo (1.08%), and Boeing 737-700 Passenger/BBJ1 (winglets) (1.08%).
What is the most popular airline from Phoenix Sky Harbor Intl Airport to Knoxville?
Based on momondo bookings for flights between Phoenix Sky Harbor Intl Airport and Knoxville, the leading airline is Allegiant Air, making up 41% of the total bookings. Other popular airlines include American Airlines with 37%, Delta with 9%, and Frontier with 6%.
Best airlines flying from Phoenix Sky Harbor Intl Airport to Knoxville
Compare and see reviews for airlines that fly from Phoenix Sky Harbor Intl Airport to Knoxville with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $108 | Free Cancellation | Rating 5.9 3,287 reviews | |||
| PriceFrom $127 | Free Cancellation | Rating 7.3 734 reviews | |||
| PriceFrom $263 | Free Cancellation | Rating 7.4 8,696 reviews | |||
| PriceFrom $272 | Free Cancellation | Rating 8.0 7,934 reviews | |||
| PriceFrom $288 | Free Cancellation | Rating 7.2 10,000 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 Phoenix to Knoxville?
momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Phoenix to Knoxville. momondo saves you time and could save you money on your trip.
Can I find flights from Phoenix to Knoxville with flexible booking policies on momondo?
momondo does allow users to show only those flights to Knoxville from Phoenix which offer a flexible booking policy as well as other useful filters and features.
How can momondo help me find flights from Phoenix to Knoxville?
momondo provides multiple filters to help you find the best flight to Knoxville from Phoenix. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.
I’m not ready to book a flight from Phoenix to Knoxville right now. Can momondo alert me if prices change?
Yes momondo offers price alerts on flights to Knoxville from Phoenix. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.