US$42️ Cheap Flights from Knoxville to Phoenix (2024)

Flights from Knoxville to Phoenix

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Find cheap one-way flights from Knoxville to Phoenix starting at US$42.

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

One way
Round-trip

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

When is the cheapest time to book flights from Knoxville to Phoenix?

We monitor flight fares to help you find the best deals effortlessly

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

Cheapest airlines flights 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 US$42

Allegiant Air

From US$152

American Airlines

From US$162

United Airlines

From US$193

Delta Air Lines

From US$297

ANA airlines

Find more flights and airlines

Find cheap flights from Knoxville to Phoenix by different airports

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
US$42
TYS
07:13
10h 2m
1 transfer
AZA
14:15
Mcghee Tyson Airport - Phoenix–Mesa Gateway Airport
Fri, Apr 19United Airlines
US$402
TYS
07:13
10h 2m
1 transfer
AZA
14:15
Mcghee Tyson Airport - Phoenix–Mesa Gateway Airport
Fri, Apr 19United Airlines
US$402
Find More Flights

Frequently Asked Questions

When are flight tickets from Knoxville (TYS) to Phoenix (PHX) the cheapest?
Airlines adjust prices for flights from Knoxville to Phoenix based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.
How much do flights from Knoxville (TYS) to Phoenix (PHX) cost?
According to Trip.com's data, the lowest price is around $525.
How long does it take to fly from Knoxville (TYS) to Phoenix (PHX) and what is the distance?
It takes around 3 hours 56 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.

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

Once prices are gone, they're gone. Lock in deals while you can!

Compare Flight Prices

Compare prices on travel agency and airline websites.

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

Save up to £10 per person when booking your flights on Trip.com

Knoxville to Phoenix Flight Information

Cheapest nonstop flight price	$41
Cheapest round-trip ticket price	$210
Off-season for travel	May
Peak season for travel	June
Flight distance	2,570.49km
Average flight time	3 hours 56 minutes
Popular airline	American Airlines