Cheap Flights from Knoxville to Phoenix from £34️ (TYS-PHX)

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Flights from Knoxville to Phoenix Starting at £34

We've found these cheap flights for you. You can book one-way or return flight tickets.

One way
Round-trip

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

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Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Airlines Flying from Knoxville to Phoenix

Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.

Frontier Airlines

From £34

Allegiant Air

From £126

American Airlines

From £130

United Airlines

From £160

Delta Air Lines

From £239

ANA airlines

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Alternative Routes from Knoxville to Phoenix

Searching for potential routes that might be cheaper and faster? Check out these alternative flights from Knoxville to Phoenix.

Cheapest
TYS
10:51
16h 14m
1 transfer
PHX
00:05
Mcghee Tyson Airport - Sky Harbor International Airport
Wed, May 1Frontier Airlines
£34
TYS
05:19
12h 7m
2 transfer
AZA
14:26
Mcghee Tyson Airport - Phoenix-Mesa Gateway Airport
Thu, May 23American Airlines
£192
TYS
05:19
12h 7m
2 transfer
AZA
14:26
Mcghee Tyson Airport - Phoenix-Mesa Gateway Airport
Thu, May 23American Airlines
£192
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How do I find the cheapest flights?

When are flight tickets from Knoxville (TYS) to Phoenix (PHX) the cheapest?
Airlines adjust prices for flights from Knoxville to Phoenix based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the cheapest flight prices on Tuesdays, Wednesdays, and Saturdays.
How much are flights from Knoxville (TYS) to Phoenix (PHX) cost?
According to Trip.com's data, the lowest price is around £412.
How long is the flight from Knoxville (TYS) to Phoenix (PHX)?
It takes about 4 hours 28 minutes to fly from Knoxville (TYS) to Phoenix (PHX).
What are the most popular airlines that fly from Knoxville (TYS) to Phoenix (PHX)?
Airlines with flights from Knoxville (TYS) to Phoenix (PHX): Allegiant Air.
What's the most popular airline for direct flights from Knoxville (TYS) to Phoenix (PHX)?
Allegiant Air operates 1 direct flights from Knoxville (TYS) to Phoenix (PHX).
How many airports in Phoenix (PHX)?
There are 6 airport(s) in Phoenix (PHX): Phoenix-Mesa Gateway Airport, Phoenix Deer Valley Municipal Airport, Phoenix Luke Afb, Phoenix Falcon Field Airport, Sky Harbor International Airport and Phoenix Scottsdale Municipal Airport.

How to find a cheap flight from Knoxville to Phoenix

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Knoxville to Phoenix. Book your flights at the right time and save more.

Book Early

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Compare Flight Prices

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Look Out for Deals

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Check One-way Fares

Buying two cheap one-way flights can sometimes be a better deal than a round-trip.

Try Different Dates

Flying during the week, early in the morning, or late at night can help save money.

Use the Trip.com App

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Flight Information from Knoxville to Phoenix

Cheapest direct flight price	£33
Cheapest return ticket price	£168
Cheapest month	May
Peak season for travel	October
Flight distance	2,570.49km
Average flight time	4 hours 28 minutes
Popular airline	American Airlines