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$73+ Cheap flights from Knoxville (TYS) to Tempe, AZ

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/23. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — PHX
Dec 18 — Dec 251
Thu 12/18
Thu 12/25
1 adult, Economy
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Cheapflights Tip: The best prices from Knoxville McGhee Tyson to Tempe are usually found in September or August, booked 67 days in advance, depart on a Friday or Thursday and return on a Wednesday

Find flight deals from Knoxville to Tempe

Cheapest flights from Knoxville to Tempe
Explore the most affordable flight options available from Knoxville to Tempe. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 18, 2025.

This Frontier deal was found by Cheapflights users on 11/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/84:52 pmTYS - PHX
1 stop9h 52mFrontier
Thu 12/117:00 amPHX - TYS
1 stop6h 57mFrontier
Deal found 11/17$130
This Expedia deal was found by Cheapflights users on 11/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/44:52 pmTYS - PHX
1 stop26h 19mFrontier
Sun 12/77:00 amPHX - TYS
1 stop6h 57mFrontier
Deal found 11/16$134
This Priceline deal was found by Cheapflights users on 11/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/184:26 pmTYS - PHX
1 stop10h 03mFrontier
Thu 12/257:00 amPHX - TYS
1 stop6h 31mFrontier
Deal found 11/18$141
This Gotogate deal was found by Cheapflights users on 11/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/42:01 pmTYS - PHX
Nonstop4h 05mAllegiant Air
Sun 12/74:56 pmPHX - TYS
Nonstop3h 26mAllegiant Air
Deal found 11/16$191
This Kiwi.com deal was found by Cheapflights users on 11/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/44:52 pmTYS - PHX
1 stop17h 14mMultiple Airlines
Sun 12/74:56 pmPHX - TYS
Nonstop3h 26mMultiple Airlines
Deal found 11/16$206
This Kiwi.com deal was found by Cheapflights users on 11/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/251:10 pmTYS - PHX
Nonstop4h 05mAllegiant Air
Sun 1/111:16 pmPHX - TYS
Nonstop3h 23mAllegiant Air
Deal found 11/17$213
This Kiwi.com deal was found by Cheapflights users on 11/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/251:10 pmTYS - PHX
Nonstop4h 05mMultiple Airlines
Thu 1/85:33 pmPHX - TYS
1 stop21h 17mMultiple Airlines
Deal found 11/17$220
This Kiwi.com deal was found by Cheapflights users on 11/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/251:10 pmTYS - PHX
Nonstop4h 05mMultiple Airlines
Sun 1/117:00 amPHX - TYS
1 stop6h 28mMultiple Airlines
Deal found 11/17$227
This Kiwi.com deal was found by Cheapflights users on 11/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/144:52 pmTYS - PHX
1 stop17h 14mMultiple Airlines
Wed 12/177:00 amPHX - TYS
1 stop28h 11mMultiple Airlines
Deal found 11/18$228
This Kiwi.com deal was found by Cheapflights users on 11/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/84:52 pmTYS - PHX
1 stop24h 15mMultiple Airlines
Mon 12/157:00 amPHX - TYS
2 stops10h 14mMultiple Airlines
Deal found 11/18$230
This Frontier deal was found by Cheapflights users on 11/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/254:26 pmTYS - PHX
1 stop10h 03mFrontier
Thu 1/87:00 amPHX - TYS
1 stop6h 28mFrontier
Deal found 11/17$231
This Trip.com deal was found by Cheapflights users on 11/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/184:26 pmTYS - PHX
1 stop10h 03mMultiple Airlines
Thu 12/254:05 pmPHX - TYS
Nonstop3h 26mMultiple Airlines
Deal found 11/18$232

Cheap flight deals from Knoxville to Tempe

Keep the following information in mind while searching for Knoxville to Tempe flight deals. Data was last updated November 18, 2025.

Round-trip from

$115
(Cheapflightsfares)

One-way from

$73
(Frontier)

Popular in

November

Cheapest in

September

Average price

$404
From Knoxville McGhee Tyson to Tempe
Search Deals
One-way flight from Knoxville McGhee Tyson to Tempe
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($34 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Knoxville to Tempe that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 18, 2025.
Use the filters below to find and compare flights from Knoxville to Tempe that are best for you.

Fly from

Knoxville

Fly to

Tempe

Route

Depart

Return

Price

KnoxvillePhoenix

TYS - PHX

TYSPHX

Knoxville McGhee Tyson

Sat 1/3

12:21 pm-2:26 pm

Nonstop4h 05m

Phoenix Sky Harbor Intl

Thu 1/8

1:16 pm-6:39 pm

Nonstop3h 23m

$248

KnoxvillePhoenix

TYS - PHX

TYSPHX

Knoxville McGhee Tyson

Sun 12/14

2:01 pm-4:06 pm

Nonstop4h 05m

Phoenix Sky Harbor Intl

Wed 12/17

7:00 am-1:11 pm

1 stop28h 11m

$259

KnoxvillePhoenix

TYS - PHX

TYSPHX

Knoxville McGhee Tyson

Tue 12/30

12:21 pm-2:26 pm

Nonstop4h 05m

Phoenix Sky Harbor Intl

Thu 1/8

1:16 pm-6:39 pm

Nonstop3h 23m

$283

KnoxvillePhoenix

TYS - PHX

TYSPHX

Knoxville McGhee Tyson

Thu 2/5

10:00 am-12:26 pm

Nonstop4h 26m

Phoenix Sky Harbor Intl

Fri 2/6

6:00 am-11:40 am

2 stops27h 40m

$289

KnoxvillePhoenix

TYS - PHX

TYSPHX

Knoxville McGhee Tyson

Wed 12/31

1:58 pm-12:29 am

1 stop12h 31m

Phoenix Sky Harbor Intl

Thu 1/8

5:33 pm-4:50 pm

1 stop21h 17m

$294

KnoxvillePhoenix

TYS - PHX

TYSPHX

Knoxville McGhee Tyson

Wed 12/31

1:58 pm-12:29 am

1 stop12h 31m

Phoenix Sky Harbor Intl

Sun 1/4

4:56 pm-10:22 pm

Nonstop3h 26m

$299

KnoxvillePhoenix

TYS - PHX

TYSPHX

Knoxville McGhee Tyson

Tue 12/2

7:59 pm-12:16 am

1 stop6h 17m

Phoenix Sky Harbor Intl

Sat 12/6

11:43 am-8:10 pm

1 stop6h 27m

$309

KnoxvillePhoenix

TYS - PHX

TYSPHX

Knoxville McGhee Tyson

Wed 12/24

11:15 am-4:20 pm

1 stop7h 05m

Phoenix Sky Harbor Intl

Tue 1/6

4:13 pm-11:45 pm

1 stop5h 32m

$340

KnoxvillePhoenix

TYS - PHX

TYSPHX

Knoxville McGhee Tyson

Thu 1/8

12:15 pm-6:54 pm

1 stop8h 39m

Phoenix Sky Harbor Intl

Sat 1/10

12:30 am-9:45 am

1 stop7h 15m

$360

KnoxvillePhoenix

TYS - PHX

TYSPHX

Knoxville McGhee Tyson

Fri 1/16

11:40 am-4:53 pm

1 stop7h 13m

Phoenix Sky Harbor Intl

Mon 1/19

1:31 pm-11:44 pm

1 stop8h 13m

$379

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/17

Showing 1-10 of 20 results
1
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Best time to book a flight from Knoxville to Tempe

Have a flexible travel schedule? Discover the best time to fly to Tempe from Knoxville with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Knoxville to Tempe

How far ahead should I book a flight from Knoxville to Tempe?

Use this chart to determine the optimal time to book a round-trip flight from Knoxville to Tempe. Price data was last updated on November 14, 2025.

Booking 66 days in advance of your planned departure date is, on average, the best time to get cheap flights from Knoxville to Tempe. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Knoxville to Tempe?

Currently, August is the cheapest month in which you can book a flight from Knoxville to Tempe (average of $106). Flying from Knoxville to Tempe in December is currently the most expensive (average of $156). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from TYS to TM9?

Find hourly flight availability from Knoxville to Tempe. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 18, 2025.

It’s typically best to fly out from Knoxville to Tempe at noon. Doing so could potentially save you 65% on the flight price compared to flying in the afternoon, which is usually more expensive.

What is the cheapest day to fly from Knoxville to Tempe?

Use this chart to determine the cheapest time to fly round-trip from Knoxville to Tempe. Price data was last updated on November 18, 2024.

Travelers seeking maximum savings on their Knoxville to Tempe flight should consider departing on Thursday at noon when fares are most often at their lowest. Thursday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Tempe

Get insights into the airlines that provide service to Tempe. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Tempe. Reviews last updated November 18, 2025.
Read through reviews of airlines operating flights from Knoxville to Tempe, such as Delta, United Airlines, and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,003 reviews

Comfort

7.9

Entertainment

7.9

Overall

7.9

Boarding

8.1

Crew

8.5

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,003 reviews
Delta
7.9
Good
8,003 reviews

Comfort

7.9

Entertainment

7.9

Overall

7.9

Boarding

8.1

Crew

8.5

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,019 reviews
Delta
7.9
Good
8,003 reviews

Comfort

7.9

Entertainment

7.9

Overall

7.9

Boarding

8.1

Crew

8.5

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,045 reviews
Delta
7.9
Good
8,003 reviews

Comfort

7.9

Entertainment

7.9

Overall

7.9

Boarding

8.1

Crew

8.5

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Allegiant Air
7.2
Good
700 reviews
Delta
7.9
Good
8,003 reviews

Comfort

7.9

Entertainment

7.9

Overall

7.9

Boarding

8.1

Crew

8.5

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Knoxville to Tempe. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Knoxville to Tempe?

    Located just 11.3 mi from the city center, Knoxville McGhee Tyson is the airport most travelers will use when flying to Tempe from Knoxville. Booking flights from McGhee Tyson (TYS) to Tempe should be relatively easy as there are 0 daily outbound flights to Tempe from 4 different airlines.

  • How long is the flight from Knoxville to Tempe?

    A quick flight from Knoxville to Tempe can take about 4h 05m. Allegiant Air provides one of the quickest options available for as low as $248. Knoxville and Tempe are separated by a distance of 1594 mi. All flights are typically nonstop.

  • What are the cheapest airlines to fly from Knoxville to Tempe one-way?

    To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $73. Allegiant Air flights start at $108 while deals on United Airlines start at $131 one-way.

  • What are the cheapest flights from Knoxville to Tempe?

    Looking for the cheapest flight from Knoxville to Tempe? While on average our users pay $252, our data indicates the cheapest price to be $64. The most popular route (Knoxville McGhee Tyson - Phoenix Sky Harbor Intl), is priced around $115.

  • Can I find deals for flights from Knoxville to Tempe that include hotel bookings?

    Yes. In addition to deals on Knoxville to Tempe flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Knoxville to Tempe?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Knoxville to Tempe.

  • Can I find deals for business class flights from Knoxville to Tempe?

    Yes. Cheapflights offers flight deals from Knoxville to Tempe by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Knoxville to Tempe?

    Currently, August is the cheapest month in which you can book a flight from Knoxville to Tempe (average of $106). Flying from Knoxville to Tempe in December is currently the most expensive (average of $156). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top 4 airlines flying from Knoxville to Tempe

Discover the top 4 airlines that operate flights from Knoxville to Tempe. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$115Average$233FlexibilityNo cancel feeOn-time88%
DeltaCheapest$128Average$355FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$220Average$487FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$250Average$463FlexibilityNo cancel feeOn-time71%

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