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Knoxville

$82+ Cheap flights from Arizona to Knoxville (TYS)

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 3/4. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — TYS
Mar 25 — Apr 11
Wed 3/25
Wed 4/1
1 adult, Economy
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Cheap flight deals from Arizona to Knoxville

Cheapest flights from Arizona to Knoxville
Explore the most affordable flight options available from Arizona to Knoxville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 23, 2026.

This Booking.com deal was found by Cheapflights users on 2/21. 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.
Thu 4/99:56 am
PHX
-
TYS
Nonstop3h 24m
Allegiant Air
Thu 4/168:00 am
TYS
-
PHX
Nonstop4h 06m
Allegiant Air
Deal found 2/21$164
This Booking.com deal was found by Cheapflights users on 2/19. 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.
Mon 4/204:04 pm
LAS
-
TYS
Nonstop3h 47m
Allegiant Air
Mon 4/271:43 pm
TYS
-
LAS
Nonstop4h 31m
Allegiant Air
Deal found 2/19$184
This Kiwi.com deal was found by Cheapflights users on 2/20. 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 4/29:24 pm
PHX
-
TYS
1 stop15h 04m
Frontier
Mon 4/64:20 pm
TYS
-
PHX
1 stop28h 27m
Frontier
Deal found 2/20$191
This Kiwi.com deal was found by Cheapflights users on 2/20. 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 4/29:56 am
PHX
-
TYS
Nonstop3h 24m
Multiple Airlines
Mon 4/64:20 pm
TYS
-
PHX
1 stop28h 27m
Multiple Airlines
Deal found 2/20$207
This Cheapflightsfares deal was found by Cheapflights users on 2/19. 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.
Fri 4/244:04 pm
LAS
-
TYS
Nonstop3h 47m
Allegiant Air
Mon 4/271:43 pm
TYS
-
LAS
Nonstop4h 31m
Allegiant Air
Deal found 2/19$209
This Kiwi.com deal was found by Cheapflights users on 2/19. 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 7/304:20 pm
PHX
-
TYS
Nonstop3h 36m
Allegiant Air
Thu 8/62:51 pm
TYS
-
PHX
Nonstop4h 10m
Allegiant Air
Deal found 2/19$210
This Booking.com deal was found by Cheapflights users on 2/19. 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.
Thu 4/239:56 am
PHX
-
TYS
Nonstop3h 24m
Allegiant Air
Sun 4/268:00 am
TYS
-
PHX
Nonstop4h 06m
Allegiant Air
Deal found 2/19$214
This Kiwi.com deal was found by Cheapflights users on 2/23. 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 4/99:56 am
PHX
-
TYS
Nonstop3h 24m
Allegiant Air
Sun 4/198:00 am
TYS
-
PHX
Nonstop4h 06m
Allegiant Air
Deal found 2/23$216
This Kiwi.com deal was found by Cheapflights users on 2/19. 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 8/24:20 pm
PHX
-
TYS
Nonstop3h 36m
Allegiant Air
Thu 8/62:51 pm
TYS
-
PHX
Nonstop4h 10m
Allegiant Air
Deal found 2/19$229
This Kiwi.com deal was found by Cheapflights users on 2/23. 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 4/99:56 am
PHX
-
TYS
Nonstop3h 24m
Multiple Airlines
Mon 4/134:20 pm
TYS
-
PHX
1 stop28h 27m
Multiple Airlines
Deal found 2/23$231
This Frontier deal was found by Cheapflights users on 2/19. 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.
Fri 2/276:00 am
PHX
-
TYS
1 stop10h 06m
Frontier
Mon 3/28:13 pm
TYS
-
PHX
1 stop6h 28m
Frontier
Deal found 2/19$232
This Gotogate deal was found by Cheapflights users on 2/22. 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 3/511:36 am
PHX
-
TYS
Nonstop3h 28m
Allegiant Air
Thu 3/1210:54 am
TYS
-
PHX
Nonstop4h 16m
Allegiant Air
Deal found 2/22$234

Find flight deals from Arizona to Knoxville

Keep the following information in mind while searching for Arizona to Knoxville flight deals. Data was last updated February 23, 2026.

Round-trip from

$164
(Booking.com)

One-way from

$82
(Cheapflightsfares)

Popular in

March

Cheapest in

January

Average price

$268

Good round-trip deal

$229 or less

Good one-way deal

$127 or less
From Arizona to Knoxville McGhee Tyson
Search Deals
One-way flight from Arizona to Knoxville McGhee Tyson
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($10 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals
Price to beat on a round-trip flight from Arizona to Knoxville McGhee Tyson.
Search Deals
Price to beat on a one-way flight from Arizona to Knoxville McGhee Tyson.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Arizona to Knoxville 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 February 23, 2026.
Use the filters below to find and compare flights from Arizona to Knoxville that are best for you.

Fly from

Arizona

Fly to

Knoxville

Route

Depart

Return

Price

Las VegasKnoxville

LAS - TYS

LASTYS

Las Vegas Harry Reid Intl

Fri 5/1

4:04 pm-10:51 pm

Nonstop3h 47m

Knoxville McGhee Tyson

Mon 5/11

1:43 pm-3:14 pm

Nonstop4h 31m

$252

PhoenixKnoxville

PHX - TYS

PHXTYS

Phoenix Sky Harbor Intl

Thu 3/19

9:24 pm-3:25 pm

1 stop15h 01m

Knoxville McGhee Tyson

Mon 3/23

4:20 pm-2:01 pm

1 stop24h 41m

$254

Las VegasKnoxville

LAS - TYS

LASTYS

Las Vegas Harry Reid Intl

Fri 5/8

4:04 pm-10:51 pm

Nonstop3h 47m

Knoxville McGhee Tyson

Mon 5/11

1:43 pm-3:14 pm

Nonstop4h 31m

$261

PhoenixKnoxville

PHX - TYS

PHXTYS

Phoenix Sky Harbor Intl

Tue 3/17

10:59 pm-8:42 am

1 stop6h 43m

Knoxville McGhee Tyson

Tue 3/24

12:21 pm-5:22 pm

1 stop8h 01m

$277

PhoenixKnoxville

PHX - TYS

PHXTYS

Phoenix Sky Harbor Intl

Thu 3/19

5:15 am-8:08 am

2 stops23h 53m

Knoxville McGhee Tyson

Mon 3/23

4:20 pm-11:54 am

1 stop22h 34m

$303

Las VegasKnoxville

LAS - TYS

LASTYS

Las Vegas Harry Reid Intl

Sat 5/16

11:40 pm-10:49 am

1 stop8h 09m

Knoxville McGhee Tyson

Fri 5/29

5:57 pm-9:54 pm

1 stop6h 57m

$315

Las VegasKnoxville

LAS - TYS

LASTYS

Las Vegas Harry Reid Intl

Fri 4/3

11:59 pm-11:20 am

1 stop8h 21m

Knoxville McGhee Tyson

Wed 4/8

6:54 pm-10:45 pm

1 stop6h 51m

$315

Las VegasKnoxville

LAS - TYS

LASTYS

Las Vegas Harry Reid Intl

Mon 6/22

11:30 pm-10:05 am

1 stop7h 35m

Knoxville McGhee Tyson

Tue 6/23

5:57 pm-9:54 pm

1 stop6h 57m

$315

Las VegasKnoxville

LAS - TYS

LASTYS

Las Vegas Harry Reid Intl

Mon 3/16

3:54 pm-10:39 pm

Nonstop3h 45m

Knoxville McGhee Tyson

Fri 3/20

1:36 pm-3:04 pm

Nonstop4h 28m

$334

PhoenixKnoxville

PHX - TYS

PHXTYS

Phoenix Sky Harbor Intl

Thu 4/23

5:03 pm-10:51 pm

2 stops26h 48m

Knoxville McGhee Tyson

Sun 4/26

8:00 am-9:06 am

Nonstop4h 06m

$335

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/19

Showing 1-10 of 55 results
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Best time to book a flight from Arizona to Knoxville

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

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

Currently, August is the cheapest month in which you can book a flight from Arizona to Knoxville (average of $88). Flying from Arizona to Knoxville in December is currently the most expensive (average of $162). 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.

Related info for your journey

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

    Knoxville McGhee Tyson (TYS) is the airport you will fly into if you book a flight from Arizona to Knoxville. It is only a 11.3 mi journey from McGhee Tyson (TYS) to Knoxville’s city center.

  • How long is the flight from Arizona to Knoxville?

    There are many flights that can get you from Arizona to Knoxville in 3h 47m. Fly via Allegiant Air, Frontier, or American Airlines to get the fastest option. There are 1734 mi between Arizona and Knoxville. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    For one-way options, check prices for Allegiant Air. According to our data, you can fly for as low as $65. Users have also found prices from $92 and $114 on Frontier and United Airlines, respectively.

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

    Most travelers choose Phoenix Sky Harbor Intl - Knoxville McGhee Tyson, Las Vegas Harry Reid Intl - Knoxville McGhee Tyson or Tucson - Knoxville McGhee Tyson when deciding on the best route from Arizona to Knoxville.

  • What are the cheapest flights from Arizona to Knoxville?

    While on average a flight from Arizona to Knoxville is generally $202, our data shows the cheapest flight currently is $96. When looking at the most popular route, (Phoenix Sky Harbor Intl - Knoxville McGhee Tyson), you can expect to pay $164 for that flight.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Arizona to Knoxville (average of $88). Flying from Arizona to Knoxville in December is currently the most expensive (average of $162). 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

Traveling to a place near Knoxville?

Book flights to Knoxville if you plan to visit one of these locations
Cherokee
Crossville
Corbin
Morristown
Bryson City
Alcoa
Murphy
Oak Ridge

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Alternative routes for Arizona to Knoxville

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Arizona to Knoxville

Discover the top 5 airlines that operate flights from Arizona to Knoxville. 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 February 23, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$96Average$243FlexibilityNo cancel feeOn-time62%
Allegiant AirCheapest$108Average$225FlexibilityNo cancel feeOn-time88%
United AirlinesCheapest$170Average$486FlexibilityNo cancel feeOn-time69%
DeltaCheapest$209Average$361FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$250Average$463FlexibilityNo cancel feeOn-time71%

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