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$108+ Cheap flights from Knoxville (TYS) to Phoenix

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 3/30. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — PHX
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
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The best prices from Knoxville McGhee Tyson to Phoenix are usually found in January or August, booked 70 days in advance, depart on a Thursday or Sunday and return on a Monday

Cheap flight deals from Knoxville to Phoenix

Discover tips and strategies to find the most affordable flight options for your journey from Knoxville (TYS) to Phoenix (PH1). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated February 20, 2025.

Round-trip from

$197
(Kiwi.com)

One-way from

$108
(Cheapflightsfares)

Popular in

December

Cheapest in

January

Average price

$338
From Knoxville McGhee Tyson to Phoenix
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One-way flight from Knoxville McGhee Tyson to Phoenix
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High demand for flights, 0% potential price rise
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Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Find flight deals from Knoxville to Phoenix

Cheapest flights from Knoxville to Phoenix
Explore the most affordable flight options available from Knoxville to Phoenix. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2025.

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.
Tue 7/11:18 pmTYS - PHX
Nonstop3h 50mAllegiant Air
Sun 7/67:39 amPHX - TYS
Nonstop3h 32mAllegiant Air
Deal found 2/19$197
This Frontier 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/64:23 pmTYS - PHX
1 stop10h 36mFrontier
Thu 3/136:00 amPHX - TYS
1 stop6h 23mFrontier
Deal found 2/20$210
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/202:50 pmTYS - PHX
Nonstop4h 26mMultiple Airlines
Wed 3/2611:08 amPHX - TYS
1 stop25h 15mMultiple Airlines
Deal found 2/20$232
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/15:00 pmTYS - PHX
1 stop8h 46mDelta
Sat 4/510:35 pmPHX - TYS
1 stop7h 46mDelta
Deal found 2/20$489
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/14:31 pmTYS - PHX
1 stop19h 14mUnited Airlines
Mon 4/712:45 amPHX - TYS
1 stop18h 37mUnited Airlines
Deal found 2/19$508
This American Airlines deal was found by Cheapflights users on 2/18. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/216:28 pmTYS - PHX
1 stop8h 00mAmerican Airlines
Wed 5/282:20 pmPHX - TYS
1 stop6h 34mAmerican Airlines
Deal found 2/18$534

Find flights from Knoxville to Phoenix within your budget

Customize your flight search to find flights from Knoxville to Phoenix 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 20, 2025.

Fly from

Knoxville

Fly to

Phoenix

Route

Depart

Return

Price

KnoxvillePhoenix

TYS - PHX

TYSPHX

Knoxville McGhee Tyson

Tue 7/1

1:18 pm-2:08 pm

Nonstop3h 50m

Phoenix Sky Harbor Intl

Sun 7/6

7:39 am-2:11 pm

Nonstop3h 32m

$197

KnoxvillePhoenix

TYS - PHX

TYSPHX

Knoxville McGhee Tyson

Thu 3/6

4:23 pm-12:59 am

1 stop10h 36m

Phoenix Sky Harbor Intl

Thu 3/13

6:00 am-3:23 pm

1 stop6h 23m

$210

KnoxvillePhoenix

TYS - PHX

TYSPHX

Knoxville McGhee Tyson

Thu 3/20

2:50 pm-4:16 pm

Nonstop4h 26m

Phoenix Sky Harbor Intl

Wed 3/26

11:08 am-3:23 pm

1 stop25h 15m

$232

KnoxvillePhoenix

TYS - PHX

TYSPHX

Knoxville McGhee Tyson

Tue 4/1

5:00 pm-10:46 pm

1 stop8h 46m

Phoenix Sky Harbor Intl

Sat 4/5

10:35 pm-9:21 am

1 stop7h 46m

$489

KnoxvillePhoenix

TYS - PHX

TYSPHX

Knoxville McGhee Tyson

Tue 4/1

7:00 am-6:51 pm

2 stops14h 51m

Phoenix Sky Harbor Intl

Tue 4/8

3:29 pm-2:44 pm

1 stop20h 15m

$494

KnoxvillePhoenix

TYS - PHX

TYSPHX

Knoxville McGhee Tyson

Wed 5/21

6:28 pm-11:28 pm

1 stop8h 00m

Phoenix Sky Harbor Intl

Wed 5/28

2:20 pm-11:54 pm

1 stop6h 34m

$534

KnoxvillePhoenix

TYS - PHX

TYSPHX

Knoxville McGhee Tyson

Sun 3/30

2:50 pm-4:16 pm

Nonstop4h 26m

$108

KnoxvillePhoenix

TYS - PHX

TYSPHX

Knoxville McGhee Tyson

Mon 3/10

1:05 pm-6:07 pm

2 stops32h 02m

$124

KnoxvillePhoenix

TYS - PHX

TYSPHX

Knoxville McGhee Tyson

Sun 3/30

4:43 pm-10:00 pm

1 stop8h 17m

$205

KnoxvillePhoenix

TYS - PHX

TYSPHX

Knoxville McGhee Tyson

Wed 5/28

5:38 pm-10:20 am

2 stops19h 42m

$360

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Showing 1-10 of 12 results
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Best time to book a flight from Knoxville to Phoenix

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

Travel insights for flights from Knoxville to Phoenix

Get recent, data-driven insights about flights from Knoxville to Phoenix including ideal travel times, pricing trends, and more.

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

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

Booking 70 days in advance of your planned departure date is, on average, the best time to get cheap flights from Knoxville to Phoenix. 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 Phoenix?

Currently, January is the cheapest month in which you can book a flight from Knoxville to Phoenix (average of $258). Flying from Knoxville to Phoenix in March is currently the most expensive (average of $337). 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 PHX?

Find hourly flight availability from Knoxville to Phoenix. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 20, 2025.

A simple way to save on the total cost of your ticket is to fly from Knoxville to Phoenix in the morning. If you’re flexible enough to do this you can expect to save up to 28% on your trip compared to booking a flight in the evening.

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

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

Travelers seeking maximum savings on their Knoxville to Phoenix flight should consider departing on Monday 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.

Rainfall in Phoenix by month

Plan your trip to Phoenix by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Phoenix ranges from 0.0 - 1.1 inches per month. July is typically the wettest month, when rainfall can reach 1.1 in. June is typically the driest time to visit Phoenix when rainfall is around 0.0 in.

Temperature in Phoenix by month

Plan your trip to Phoenix by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Phoenix, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 95.0 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 55.4 F).

Reviews of airlines servicing Phoenix

Get insights into the airlines that provide service to Phoenix. 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 Phoenix. Reviews last updated February 20, 2025.
Read through reviews of airlines operating flights from Knoxville to Phoenix, such as Alaska Airlines, Delta and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,697 reviews

Food

7.1

Crew

8.5

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Alaska Airlines
8.0
Very good
9,697 reviews
Alaska Airlines
8.0
Very good
9,697 reviews

Food

7.1

Crew

8.5

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Delta
8.0
Very good
8,219 reviews
Alaska Airlines
8.0
Very good
9,697 reviews

Food

7.1

Crew

8.5

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

United Airlines
7.4
Good
8,765 reviews
Alaska Airlines
8.0
Very good
9,697 reviews

Food

7.1

Crew

8.5

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Allegiant Air
7.3
Good
765 reviews
Alaska Airlines
8.0
Very good
9,697 reviews

Food

7.1

Crew

8.5

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,697 reviews

Food

7.1

Crew

8.5

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

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

    If you book a flight to Phoenix from Knoxville, you will be flying from McGhee Tyson, which is the city’s only airport. Knoxville McGhee Tyson (TYS) is located 11.3 mi from the center of Knoxville. There are 0 flights from McGhee Tyson to Phoenix per day from 5 different airlines.

  • What are the cheapest airlines flying from Knoxville to Phoenix round-trip?

    Flying on Allegiant Air is currently your cheapest option to Phoenix, with prices starting at $197. Additional round-trip tickets that might be worth considering are offered by Frontier and Delta, with the lowest prices starting at $210 and $489, respectively. Allegiant Air is 39% cheaper than the average price of flights available within the next 90 days to this destination.

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

    $108 is the cheapest one-way deal found within the past few days, from Allegiant Air. You may also be able to find cheap deals on Frontier and United Airlines, with prices starting from $205 and $360, respectively.

  • What are the cheapest flights from Knoxville to Phoenix?

    Looking at all options, your cheapest flight can be booked for $68. While the most popular route (Knoxville McGhee Tyson - Phoenix Sky Harbor Intl) can be booked for $188 on average our data indicates $196 when flying from Knoxville to Phoenix.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Knoxville to Phoenix (average of $258). Flying from Knoxville to Phoenix in March is currently the most expensive (average of $337). 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 5 airlines flying from Knoxville to Phoenix

Discover the top 5 airlines that operate flights from Knoxville to Phoenix. 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 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$131Average$244FlexibilityNo cancel feeOn-time88%
FrontierCheapest$149Average$260FlexibilityNo cancel feeOn-time62%
DeltaCheapest$313Average$585FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$335Average$554FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$360Average$598FlexibilityNo cancel feeOn-time69%
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