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$88+ Cheap flights from Knoxville (TYS) to Arizona

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 1/15. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — PHX
Nov 28 — Dec 51
Fri 11/28
Fri 12/5
1 adult, Economy
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Find flight deals from Knoxville to Arizona

Cheapest flights from Knoxville to Arizona
Explore the most affordable flight options available from Knoxville to Arizona. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 29, 2025.

This Frontier deal was found by Cheapflights users on 10/27. 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 10/27$150
This Kiwi.com deal was found by Cheapflights users on 10/27. 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 stop9h 52mMultiple Airlines
Thu 12/114:56 pmPHX - TYS
Nonstop3h 26mMultiple Airlines
Deal found 10/27$170
This Mytrip deal was found by Cheapflights users on 10/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/137:17 pmTYS - PHX
1 stop15h 07mMultiple Airlines
Thu 11/205:17 pmPHX - TYS
Nonstop3h 20mMultiple Airlines
Deal found 10/29$172
This Kiwi.com deal was found by Cheapflights users on 10/27. 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 stop9h 52mFrontier
Wed 12/104:32 pmPHX - TYS
1 stop21h 25mFrontier
Deal found 10/27$180
This Booking.com deal was found by Cheapflights users on 10/28. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/97:17 pmTYS - PHX
1 stop7h 12mFrontier
Sat 11/156:11 pmPHX - TYS
1 stop22h 11mFrontier
Deal found 10/28$194
This Frontier deal was found by Cheapflights users on 10/28. 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.
Sun 11/97:17 pmTYS - PHX
1 stop7h 12mFrontier
Thu 11/139:34 amPHX - TYS
1 stop6h 48mFrontier
Deal found 10/28$202
This Mytrip deal was found by Cheapflights users on 10/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/137:17 pmTYS - PHX
1 stop15h 07mFrontier
Thu 11/204:37 pmPHX - TYS
1 stop21h 16mFrontier
Deal found 10/29$205
This Mytrip deal was found by Cheapflights users on 10/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/137:17 pmTYS - PHX
1 stop15h 07mFrontier
Sun 11/167:30 amPHX - TYS
1 stop8h 52mFrontier
Deal found 10/28$211
This Cheapflightsfares deal was found by Cheapflights users on 10/27. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/62:34 pmTYS - PHX
Nonstop4h 12mAllegiant Air
Sun 11/95:36 pmPHX - TYS
Nonstop3h 22mAllegiant Air
Deal found 10/27$222
This Kiwi.com deal was found by Cheapflights users on 10/28. 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 11/62:34 pmTYS - PHX
Nonstop4h 12mAllegiant Air
Thu 11/135:36 pmPHX - TYS
Nonstop3h 22mAllegiant Air
Deal found 10/28$238
This eDestinos deal was found by Cheapflights users on 10/27. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/302:23 pmTYS - PHX
Nonstop3h 59mAllegiant Air
Sun 11/25:12 pmPHX - TYS
Nonstop3h 30mAllegiant Air
Deal found 10/27$240
This Delta deal was found by Cheapflights users on 10/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/107:39 amTYS - LAS
1 stop9h 21mDelta
Sat 12/137:14 amLAS - TYS
1 stop8h 44mDelta
Deal found 10/28$251

Cheap flight deals from Knoxville to Arizona

Keep the following information in mind while searching for Knoxville to Arizona flight deals. Data was last updated October 29, 2025.

Round-trip from

$150
(Frontier)

One-way from

$88
(FlightHub)

Popular in

April

Cheapest in

September

Average price

$313

Good round-trip deal

$235 or less

Good one-way deal

$129 or less
From Knoxville McGhee Tyson to Arizona
Search Deals
One-way flight from Knoxville McGhee Tyson to Arizona
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($52 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals
Price to beat on a round-trip flight from Knoxville McGhee Tyson to Arizona.
Search Deals
Price to beat on a one-way flight from Knoxville McGhee Tyson to Arizona.
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Knoxville to Arizona 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 October 29, 2025.
Use the filters below to find and compare flights from Knoxville to Arizona that are best for you.

Fly from

Knoxville

Fly to

Arizona

Route

Depart

Return

Price

KnoxvillePhoenix

TYS - PHX

TYSPHX

Knoxville McGhee Tyson

Thu 11/13

7:17 pm-8:24 am

1 stop15h 07m

Phoenix Sky Harbor Intl

Thu 11/20

5:17 pm-10:37 pm

Nonstop3h 20m

$172

KnoxvillePhoenix

TYS - PHX

TYSPHX

Knoxville McGhee Tyson

Mon 1/12

7:35 am-4:39 pm

1 stop11h 04m

Phoenix Sky Harbor Intl

Fri 1/23

6:00 am-11:40 am

2 stops27h 40m

$241

KnoxvillePhoenix

TYS - PHX

TYSPHX

Knoxville McGhee Tyson

Tue 12/9

1:14 pm-7:44 pm

1 stop8h 30m

Phoenix Sky Harbor Intl

Sat 12/13

7:00 am-3:32 pm

1 stop6h 32m

$251

KnoxvillePhoenix

TYS - PHX

TYSPHX

Knoxville McGhee Tyson

Tue 12/9

6:29 am-2:00 pm

1 stop9h 31m

Phoenix Sky Harbor Intl

Sat 12/13

11:43 am-6:58 pm

1 stop5h 15m

$251

KnoxvillePhoenix

TYS - PHX

TYSPHX

Knoxville McGhee Tyson

Thu 1/15

10:00 am-12:26 pm

Nonstop4h 26m

Phoenix Sky Harbor Intl

Sun 1/18

7:00 am-3:28 pm

1 stop6h 28m

$251

KnoxvillePhoenix

TYS - PHX

TYSPHX

Knoxville McGhee Tyson

Sun 11/9

7:17 pm-8:24 am

1 stop15h 07m

Phoenix Sky Harbor Intl

Sat 11/15

8:00 pm-6:22 pm

2 stops20h 22m

$269

KnoxvillePhoenix

TYS - PHX

TYSPHX

Knoxville McGhee Tyson

Sun 11/9

2:34 pm-4:46 pm

Nonstop4h 12m

Phoenix Sky Harbor Intl

Sat 11/15

6:11 pm-6:22 pm

1 stop22h 11m

$269

KnoxvilleLas Vegas

TYS - LAS

TYSLAS

Knoxville McGhee Tyson

Sat 3/21

5:30 am-9:11 am

1 stop6h 41m

Las Vegas Harry Reid Intl

Tue 3/24

11:30 pm-9:13 am

1 stop6h 43m

$285

KnoxvillePhoenix

TYS - PHX

TYSPHX

Knoxville McGhee Tyson

Thu 12/25

4:26 pm-4:39 pm

2 stops26h 13m

Phoenix Sky Harbor Intl

Thu 1/1

7:00 am-3:31 pm

1 stop6h 31m

$293

KnoxvilleLas Vegas

TYS - LAS

TYSLAS

Knoxville McGhee Tyson

Wed 1/14

4:55 pm-9:59 pm

1 stop8h 04m

Las Vegas Harry Reid Intl

Sat 1/17

12:30 am-10:32 am

1 stop7h 02m

$315

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/27

Showing 1-10 of 51 results
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Best time to book a flight from Knoxville to Arizona

Have a flexible travel schedule? Discover the best time to fly to Arizona 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 Arizona

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

Currently, August is the cheapest month in which you can book a flight from Knoxville to Arizona (average of $106). Flying from Knoxville to Arizona in November is currently the most expensive (average of $140). 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 AZ?

Find hourly flight availability from Knoxville to Arizona. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 29, 2025.

When flying from Knoxville to Arizona, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 47% versus a flight in the afternoon.

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

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

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

Reviews of airlines servicing Arizona

Get insights into the airlines that provide service to Arizona. 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 Arizona. Reviews last updated October 29, 2025.
Read reviews from past customers who have flown Delta, United Airlines, and American Airlines from Knoxville to Arizona. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
7,992 reviews

Food

7.3

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Delta
7.9
Good
7,992 reviews
Delta
7.9
Good
7,992 reviews

Food

7.3

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
United Airlines
7.4
Good
8,999 reviews
Delta
7.9
Good
7,992 reviews

Food

7.3

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
American Airlines
7.2
Good
11,032 reviews
Delta
7.9
Good
7,992 reviews

Food

7.3

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Allegiant Air
7.2
Good
695 reviews
Delta
7.9
Good
7,992 reviews

Food

7.3

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.

Related info for your journey

Find useful and relevant information for your journey from Knoxville to Arizona. 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 Arizona?

    Located just 11.3 mi from the city center, Knoxville McGhee Tyson (TYS) is the airport most travelers will use when flying to Arizona from Knoxville.

  • How long is the flight from Knoxville to Arizona?

    Departing from Knoxville to Arizona will take you 8h 04m. Knoxville and Arizona are separated by a distance of 1734 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    One-way options have recently been found by users for as low as $88 on Allegiant Air. Other airlines that offer cheap prices include American Airlines from $126 and United Airlines from $126 one-way.

  • What are the most popular routes from Knoxville to Arizona?

    When deciding which route to take from Knoxville to Arizona consider Knoxville McGhee Tyson - Las Vegas Harry Reid Intl, Knoxville McGhee Tyson - Phoenix Sky Harbor Intl or Knoxville McGhee Tyson - Tucson as they are the most popular.

  • What are the cheapest flights from Knoxville to Arizona?

    Looking for the cheapest flight from Knoxville to Arizona? While on average our users pay $268, our data indicates the cheapest price to be $64. The most popular route (Knoxville McGhee Tyson - Las Vegas Harry Reid Intl), is priced around $152.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Knoxville to Arizona 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 Arizona?

    Currently, August is the cheapest month in which you can book a flight from Knoxville to Arizona (average of $106). Flying from Knoxville to Arizona in November is currently the most expensive (average of $140). 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 Arizona

Discover the top 4 airlines that operate flights from Knoxville to Arizona. 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 October 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$115Average$229FlexibilityNo cancel feeOn-time88%
DeltaCheapest$128Average$337FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$220Average$512FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$250Average$530FlexibilityNo cancel feeOn-time71%

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