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$136+ Cheap flights from Knoxville (TYS) to Phoenix

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/2. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — PHX
Jan 25 — Feb 11
Sat 1/25
Sat 2/1
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 Thursday

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 January 20, 2025.

Round-trip from

$136
(Cheapflightsfares)

Popular in

December

Cheapest in

January

Average price

$235
From Knoxville McGhee Tyson to Phoenix
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Average for round-trip flights in January 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 January 20, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 1/20. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/212:33 pmTYS - PHX
Nonstop4h 31mAllegiant Air
Thu 2/135:06 pmPHX - TYS
Nonstop3h 27mAllegiant Air
Deal found 1/20$136
This Gotogate deal was found by Cheapflights users on 1/20. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/24:19 pmTYS - PHX
1 stop19h 26mMultiple Airlines
Thu 2/135:06 pmPHX - TYS
Nonstop3h 27mMultiple Airlines
Deal found 1/20$227
This Frontier deal was found by Cheapflights users on 1/20. 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
Sun 3/96:00 amPHX - TYS
1 stop6h 43mFrontier
Deal found 1/20$254
This Delta deal was found by Cheapflights users on 1/20. 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.
Sat 2/85:15 pmTYS - PHX
1 stop8h 24mDelta
Wed 2/192:40 pmPHX - TYS
1 stop7h 07mDelta
Deal found 1/20$489
This United Airlines deal was found by Cheapflights users on 1/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/81:59 pmTYS - PHX
1 stop7h 12mUnited Airlines
Wed 2/197:05 amPHX - TYS
2 stops7h 49mUnited Airlines
Deal found 1/20$494
This American Airlines deal was found by Cheapflights users on 1/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/156:50 pmTYS - PHX
1 stop6h 39mAmerican Airlines
Tue 4/18:39 amPHX - TYS
1 stop6h 24mAmerican Airlines
Deal found 1/20$544

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 January 20, 2025.

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Depart

Return

Price

KnoxvillePhoenix

TYS - PHX

TYSPHX

Knoxville McGhee Tyson

Sun 2/2

12:33 pm-3:04 pm

Nonstop4h 31m

Phoenix Sky Harbor Intl

Thu 2/13

5:06 pm-10:33 pm

Nonstop3h 27m

$136

KnoxvillePhoenix

TYS - PHX

TYSPHX

Knoxville McGhee Tyson

Sun 2/2

4:19 pm-9:45 am

1 stop19h 26m

Phoenix Sky Harbor Intl

Thu 2/13

5:06 pm-10:33 pm

Nonstop3h 27m

$227

KnoxvillePhoenix

TYS - PHX

TYSPHX

Knoxville McGhee Tyson

Thu 3/6

4:23 pm-12:59 am

1 stop10h 36m

Phoenix Sky Harbor Intl

Sun 3/9

6:00 am-3:43 pm

1 stop6h 43m

$254

KnoxvillePhoenix

TYS - PHX

TYSPHX

Knoxville McGhee Tyson

Sat 2/8

5:15 pm-11:39 pm

1 stop8h 24m

Phoenix Sky Harbor Intl

Wed 2/19

2:40 pm-11:47 pm

1 stop7h 07m

$489

KnoxvillePhoenix

TYS - PHX

TYSPHX

Knoxville McGhee Tyson

Sat 2/8

1:59 pm-7:11 pm

1 stop7h 12m

Phoenix Sky Harbor Intl

Wed 2/19

7:05 am-4:54 pm

2 stops7h 49m

$494

KnoxvillePhoenix

TYS - PHX

TYSPHX

Knoxville McGhee Tyson

Sat 3/15

6:50 pm-10:29 pm

1 stop6h 39m

Phoenix Sky Harbor Intl

Tue 4/1

8:39 am-6:03 pm

1 stop6h 24m

$544

KnoxvillePhoenix

TYS - PHX

TYSPHX

Knoxville McGhee Tyson

Mon 4/21

12:50 pm-7:51 pm

1 stop10h 01m

$155

KnoxvillePhoenix

TYS - PHX

TYSPHX

Knoxville McGhee Tyson

Thu 3/13

2:50 pm-4:16 pm

Nonstop4h 26m

$202

KnoxvillePhoenix

TYS - PHX

TYSPHX

Knoxville McGhee Tyson

Wed 2/19

6:00 pm-11:14 pm

1 stop7h 14m

$245

KnoxvillePhoenix

TYS - PHX

TYSPHX

Knoxville McGhee Tyson

Thu 3/13

4:23 pm-11:59 pm

1 stop10h 36m

$275

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/20

Showing 1-10 of 11 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 January 17, 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 January 20, 2025.

A simple way to save on the total cost of your ticket is to fly from Knoxville to Phoenix at noon. If you’re flexible enough to do this you can expect to save up to 41% on your trip compared to booking a flight in the afternoon.

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 Sunday mornings when fares are most often at their lowest. Sunday afternoons 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 January 20, 2025.
Read through reviews of airlines operating flights from Knoxville to Phoenix, such as Allegiant Air and Frontier. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,521 reviews

Crew

8.6

Entertainment

7.9

Food

7.3

Boarding

8.2

Overall

8.0

Comfort

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta
8.0
Very good
8,521 reviews
Delta
8.0
Very good
8,521 reviews

Crew

8.6

Entertainment

7.9

Food

7.3

Boarding

8.2

Overall

8.0

Comfort

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

United Airlines
7.4
Good
8,982 reviews
Delta
8.0
Very good
8,521 reviews

Crew

8.6

Entertainment

7.9

Food

7.3

Boarding

8.2

Overall

8.0

Comfort

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Allegiant Air
7.4
Good
801 reviews
Delta
8.0
Very good
8,521 reviews

Crew

8.6

Entertainment

7.9

Food

7.3

Boarding

8.2

Overall

8.0

Comfort

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
8,521 reviews

Crew

8.6

Entertainment

7.9

Food

7.3

Boarding

8.2

Overall

8.0

Comfort

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Frontier
6.1
Okay
3,440 reviews
Delta
8.0
Very good
8,521 reviews

Crew

8.6

Entertainment

7.9

Food

7.3

Boarding

8.2

Overall

8.0

Comfort

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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 $136. Additional round-trip tickets that might be worth considering are offered by Frontier and Delta, with the lowest prices starting at $254 and $489, respectively. Allegiant Air is 58% 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?

    $202 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 American Airlines and Frontier, with prices starting from $245 and $275, 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 $177 on average our data indicates $234 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 January 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$121Average$234FlexibilityNo cancel feeOn-time88%
FrontierCheapest$149Average$264FlexibilityNo cancel feeOn-time62%
DeltaCheapest$313Average$593FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$336Average$544FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$360Average$582FlexibilityNo cancel feeOn-time69%
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