Knoxville

$83+ Cheap flights from Phoenix to Knoxville (TYS)

PHX — TYS
Dec 5 — Dec 121
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Cheapflights Tip: The best prices from Phoenix to Knoxville McGhee Tyson are usually found in February or January, booked 32 days in advance, depart on a Wednesday or Saturday and return on a Friday

Cheap flight deals from Phoenix to Knoxville

Cheapest flights from Phoenix to Knoxville

Thu 12/35:03 pm -
Nonstop3h 29m
Sun 12/61:58 pm -
Nonstop4h 15m
Deal found 11/5$199
Thu 12/35:03 pm -
Nonstop3h 29m
Thu 12/101:58 pm -
Nonstop4h 15m
Deal found 11/5$223
Thu 12/35:03 pm -
Nonstop3h 29m
Mon 12/71:58 pm -
3 stops33h 29m
Deal found 10/31$234
Fri 12/253:55 pm -
Nonstop3h 23m
Fri 1/112:54 pm -
Nonstop4h 11m
Deal found 11/2$261
Thu 12/35:03 pm -
Nonstop3h 29m
Thu 12/1011:00 am -
3 stops36h 27m
Deal found 11/5$266
Thu 12/36:29 pm -
1 stop23h 56m
Sun 12/61:58 pm -
Nonstop4h 15m
Deal found 11/5$280

Find flight deals from Phoenix to Knoxville

Round-trip from

$138
(CheapOair)

One-way from

$83
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$348
From Phoenix to Knoxville McGhee Tyson
One-way flight from Phoenix to Knoxville McGhee Tyson
Highest demand for flights based on searches. 11% potential increase in price ($43 potential increase over avg. RT price).
Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
Average for round-trip flights in November 2026

Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Phoenix to Knoxville that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PhoenixKnoxville

PHX Phoenix Sky Harbor Intl - TYS Knoxville McGhee Tyson

PHXTYS

Phoenix Sky Harbor Intl

Thu 12/10

7:02 am-6:22 pm

1 stop9h 20m

Knoxville McGhee Tyson

Wed 12/31

12:00 am-10:00 pm

Nonstop0h 00m

$160

PhoenixKnoxville

PHX Phoenix Sky Harbor Intl - TYS Knoxville McGhee Tyson

PHXTYS

Phoenix Sky Harbor Intl

Wed 12/9

9:10 am-6:18 pm

1 stop7h 08m

Knoxville McGhee Tyson

Wed 12/31

12:00 am-10:00 pm

Nonstop0h 00m

$160

PhoenixKnoxville

PHX Phoenix Sky Harbor Intl - TYS Knoxville McGhee Tyson

PHXTYS

Phoenix Sky Harbor Intl

Wed 12/16

6:00 am-3:13 pm

1 stop7h 13m

Knoxville McGhee Tyson

Wed 12/31

12:00 am-10:00 pm

Nonstop0h 00m

$160

PhoenixKnoxville

PHX Phoenix Sky Harbor Intl - TYS Knoxville McGhee Tyson

PHXTYS

Phoenix Sky Harbor Intl

Wed 12/16

12:51 pm-11:59 pm

2 stops9h 08m

Knoxville McGhee Tyson

Wed 12/31

12:00 am-10:00 pm

Nonstop0h 00m

$165

PhoenixKnoxville

PHX Phoenix Sky Harbor Intl - TYS Knoxville McGhee Tyson

PHXTYS

Phoenix Sky Harbor Intl

Thu 12/24

5:30 am-5:54 pm

2 stops34h 24m

Knoxville McGhee Tyson

Wed 12/31

12:00 am-10:00 pm

Nonstop0h 00m

$182
Quickest round-trip

PhoenixKnoxville

PHX Phoenix Sky Harbor Intl - TYS Knoxville McGhee Tyson

PHXTYS

Phoenix Sky Harbor Intl

Tue 12/22

1:55 pm-7:18 pm

Nonstop3h 23m

Knoxville McGhee Tyson

Wed 12/31

12:00 am-10:00 pm

Nonstop0h 00m

$219

PhoenixKnoxville

PHX Phoenix Sky Harbor Intl - TYS Knoxville McGhee Tyson

PHXTYS

Phoenix Sky Harbor Intl

Tue 12/22

3:19 pm-11:41 pm

1 stop6h 22m

Knoxville McGhee Tyson

Wed 12/31

12:00 am-10:00 pm

Nonstop0h 00m

$248

PhoenixKnoxville

PHX Phoenix Sky Harbor Intl - TYS Knoxville McGhee Tyson

PHXTYS

Phoenix Sky Harbor Intl

Tue 12/22

12:45 pm-10:40 pm

2 stops7h 55m

Knoxville McGhee Tyson

Wed 12/31

12:00 am-10:00 pm

Nonstop0h 00m

$255

PhoenixKnoxville

PHX Phoenix Sky Harbor Intl - TYS Knoxville McGhee Tyson

PHXTYS

Phoenix Sky Harbor Intl

Sat 11/14

9:59 pm-1:31 pm

2 stops37h 32m

Knoxville McGhee Tyson

Wed 12/31

12:00 am-10:00 pm

Nonstop0h 00m

$277

PhoenixKnoxville

PHX Phoenix Sky Harbor Intl - TYS Knoxville McGhee Tyson

PHXTYS

Phoenix Sky Harbor Intl

Wed 2/3

1:25 am-11:55 am

2 stops8h 30m

Knoxville McGhee Tyson

Sun 2/7

6:40 am-12:55 pm

2 stops8h 15m

$430

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/2

Showing 1-10 of 18 resultsSorted by cheapest first
1
2

Best time to book a flight from Phoenix to Knoxville

Have a flexible travel schedule? Discover the best time to fly to Knoxville from Phoenix with our price prediction graph.
Estimated round-trip price

Cheapflights Insights

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

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

Currently, February is the cheapest month in which you can book a flight from Phoenix to Knoxville (average of $245). Flying from Phoenix to Knoxville in June is currently the most expensive (average of $398). 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.

How much does it cost to fly round-trip from Phoenix to Knoxville?

Airfare is below average for this route at the moment.
Phoenix to Knoxville flights typically cost between $247 and $408 in January.
The cheapest round-trip price found within the last 5 days was $138 on Allegiant Air (Jan 7-Jan 10).

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

Booking 29 days in advance of your planned departure date is, on average, the best time to get cheap flights from Phoenix to Knoxville. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

Reviews of airlines servicing Knoxville

Read reviews from past customers who have flown Southwest,Delta, andUnited Airlines from Phoenix to Knoxville. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Boarding

8.1

Overall

8.0

Entertainment

7.5

Crew

8.6

Comfort

8.0

Food

7.0

Reviews

1 / 20
8.0
Excellent

Patricia,Oct 2026

DAL - TPA

I love flying southwest, Both flights were packed full full - so not room for all carry one and bags had to be checked but still good flights.

Boarding

8.1

Overall

8.0

Entertainment

7.5

Crew

8.6

Comfort

8.0

Food

7.0

Reviews

1 / 20
8.0
Excellent

Patricia,Oct 2026

DAL - TPA

I love flying southwest, Both flights were packed full full - so not room for all carry one and bags had to be checked but still good flights.

Boarding

8.1

Overall

8.0

Entertainment

7.5

Crew

8.6

Comfort

8.0

Food

7.0

Reviews

1 / 20
8.0
Excellent

Patricia,Oct 2026

DAL - TPA

I love flying southwest, Both flights were packed full full - so not room for all carry one and bags had to be checked but still good flights.

Boarding

8.1

Overall

8.0

Entertainment

7.5

Crew

8.6

Comfort

8.0

Food

7.0

Reviews

1 / 20
8.0
Excellent

Patricia,Oct 2026

DAL - TPA

I love flying southwest, Both flights were packed full full - so not room for all carry one and bags had to be checked but still good flights.

Boarding

8.1

Overall

8.0

Entertainment

7.5

Crew

8.6

Comfort

8.0

Food

7.0

Reviews

1 / 20
8.0
Excellent

Patricia,Oct 2026

DAL - TPA

I love flying southwest, Both flights were packed full full - so not room for all carry one and bags had to be checked but still good flights.

Boarding

8.1

Overall

8.0

Entertainment

7.5

Crew

8.6

Comfort

8.0

Food

7.0

Reviews

1 / 20
8.0
Excellent

Patricia,Oct 2026

DAL - TPA

I love flying southwest, Both flights were packed full full - so not room for all carry one and bags had to be checked but still good flights.

Related info for your journey

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

    Located just 11.3 mi from the city center, Knoxville McGhee Tyson is the airport most travelers will use when flying to Knoxville from Phoenix. Booking flights from Phoenix to McGhee Tyson (TYS) should be relatively easy as there are 0 daily inbound flights from Phoenix from 6 different airlines.

  • How long is the flight from Phoenix to Knoxville?

    For as low as $430, Southwest can have you in Knoxville from Phoenix in 8h 30m. The distance from Phoenix to Knoxville is about 1594 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    Our cheapest airline available from Phoenix to Knoxville is Frontier. Our recent data shows that you can find tickets from as low as $62 on this airline. Additional options worth looking into are Allegiant Air and Delta, starting at $129 and $199 round-trip. Frontier is 81% cheaper than the average price of flights available within the next 90 days to this destination.

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

    For one-way options, check prices for Frontier. According to our data, you can fly for as low as $88. Users have also found prices from $92 and $136 on Allegiant Air and Delta, respectively.

  • What are the cheapest flights from Phoenix to Knoxville?

    While on average a flight from Phoenix to Knoxville is generally $329, our data shows the cheapest flight currently is $86. When looking at the most popular route, (Phoenix Sky Harbor Intl - Knoxville McGhee Tyson), you can expect to pay $144 for that flight.

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from Phoenix to Knoxville (average of $245). Flying from Phoenix to Knoxville in June is currently the most expensive (average of $398). 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
Morristown
Newport
Bryson City
Crossville
Murphy

Browse thousands of different options on Cheapflights for your next trip

Top 6 airlines flying from Phoenix to Knoxville

AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$62Average$240FlexibilityNo cancel feeOn-time62%
Allegiant AirCheapest$129Average$260FlexibilityNo cancel feeOn-time88%
DeltaCheapest$199Average$462FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$234Average$458FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$293Average$483FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$297Average$431FlexibilityNo cancel feeOn-time63%

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