PHX - TYS

$80 Find Cheap Flights from Phoenix to Knoxville - Compare and Save

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Phoenix to Knoxville departing on 10/3. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$150
Typical prices: $167-$468
Allegiant Air
Thu 8/20Sun 8/23
PHX - TYS • Non-stop
Cheapest one-way
$80
Typical prices: $168-$269
Allegiant Air
Sat 10/3
PHX - TYS • Non-stop
Nonstop flights
Thu, Sun
You can fly direct with Allegiant Air. Average duration is 3h 36m
Direct flights
Direct flights
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Direct flights
Direct flights
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Top layover airports
Cheapest • Avg $308 (round-trip)
Shortest trip • 5h 36m (one-way)
Insights
Insights
Insights
Insights
When to book
in advance
Our data shows that travelers who book at least 5 weeks in advance save around 28% compared to booking last minute.
Insights
Insights
Insights
Insights
When to travel
Cheapest • 22% price drop
Most popular
Good to know
Good to know
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Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Phoenix to Knoxville (PHX-TYS)

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Phoenix to Knoxville that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Phoenix to Knoxville

Thu, Aug 20 - Sun, Aug 23
Allegiant Air Logo
4:16 pm - 10:52 pm
PHX
-
TYS
3h 36mnonstop
Allegiant Air Logo
2:39 pm - 3:26 pm
TYS
-
PHX
3h 47mnonstop
$150Allegiant Air
Thu, Sep 10 - Sun, Sep 13
Allegiant Air Logo
4:22 pm - 10:53 pm
PHX
-
TYS
3h 31mnonstop
Allegiant Air Logo
2:34 pm - 3:32 pm
TYS
-
PHX
3h 58mnonstop
$153Allegiant Air
Thu, Sep 10 - Sun, Sep 13
Multiple Airlines Logo
4:22 pm - 10:53 pm
PHX
-
TYS
3h 31mnonstop
Multiple Airlines Logo
7:00 am - 11:43 pm
TYS
-
PHX
19h 43m
1 stop
$188Multiple Airlines
Thu, Aug 20 - Sun, Aug 23
Multiple Airlines Logo
4:16 pm - 10:52 pm
PHX
-
TYS
3h 36mnonstop
Multiple Airlines Logo
7:00 am - 7:40 am
TYS
-
PHX
27h 40m
1 stop
$205Multiple Airlines
Sat, Dec 12 - Thu, Dec 17
Delta Logo
3:00 pm - 10:22 pm
PHX
-
TYS
5h 22m
1 stop
Delta Logo
6:00 am - 11:58 am
TYS
-
PHX
7h 58m
1 stop
$319Delta
Mon, Dec 14 - Wed, Dec 16
Delta Logo
11:55 pm - 9:50 am
PHX
-
TYS
7h 55m
1 stop
Delta Logo
6:09 pm - 10:11 pm
TYS
-
PHX
6h 02m
1 stop
$319Delta
Sat, Nov 7 - Sat, Nov 14
United Airlines Logo
6:20 am - 4:04 pm
PHX
-
TYS
7h 44m
1 stop
United Airlines Logo
5:15 pm - 10:15 pm
TYS
-
PHX
7h 00m
1 stop
$319United Airlines
Wed, Sep 2 - Wed, Sep 9
United Airlines Logo
12:15 pm - 9:45 pm
PHX
-
TYS
6h 30m
1 stop
United Airlines Logo
1:53 pm - 5:53 pm
TYS
-
PHX
7h 00m
1 stop
$319United Airlines
Thu, Dec 3 - Tue, Dec 8
Southwest Logo
7:40 am - 4:40 pm
PHX
-
TYS
7h 00m
1 stop
Southwest Logo
4:10 pm - 10:30 pm
TYS
-
PHX
8h 20m
1 stop
$319Southwest
Thu, Dec 3 - Tue, Dec 8
Southwest Logo
6:20 am - 2:00 pm
PHX
-
TYS
5h 40m
1 stop
Southwest Logo
2:45 pm - 9:35 pm
TYS
-
PHX
8h 50m
2 stops
$324Southwest
Booking Insights

KAYAK's insights & trends for Phoenix to Knoxville flights

Get data-powered insights and trends into flights from Phoenix to Knoxville to help you find the cheapest flights, the best time to fly and much more.

How much is a round-trip flight from Phoenix Sky Harbor Intl Airport to Knoxville?

This analysis is based on the cheapest round-trip price found on KAYAK in the last 12 months by searching for a flight from Phoenix Sky Harbor Intl Airport to Knoxville departing in August.

Flight prices are below average for this route right now.

Flights to Knoxville from Phoenix Sky Harbor Intl Airport usually cost between $167 and $468 in August.
The lowest price found in the past 5 days was $150 on Allegiant Air (Aug 20-Aug 23).

What’s the cheapest day of the week to fly from Phoenix to Knoxville?

The average price of all round-trip flights from Phoenix Sky Harbor Intl Airport to Knoxville clicked on KAYAK for each day over the last 12 months.

If your flying dates are flexible, you should consider flying to Knoxville on a Monday, as we generally find the cheapest rates on that day for this route. On the other hand, Tuesday is the most expensive day to fly from Phoenix to Knoxville. For your return ticket, we recommend flying on a Monday and avoiding Tuesdays for the best deals.

What is the cheapest month to fly from Phoenix Sky Harbor Intl Airport to Knoxville?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for round-trip flights from Phoenix Sky Harbor Intl Airport to Knoxville, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.

The cheapest month for flights from Phoenix Sky Harbor Intl Airport to Knoxville is February, where tickets cost $245 (return) on average. On the other hand, the most expensive months are April and June, where the average cost of round-trip tickets is $424 and $398 respectively.

Can I save money by flying with a layover from Phoenix Sky Harbor Intl Airport to Knoxville?

The average round-trip price for all non-stop flights, flights with one layover, and flights with two layovers for the route found by users searching on KAYAK in the last 2 weeks.

No, with an average price for the route of $240, prices are generally cheapest when you fly direct.

How far in advance should I book a flight from Phoenix Sky Harbor Intl Airport to Knoxville?

To calculate weekly average prices, KAYAK takes all prices for each week before departure over the last year for round-trip flights from Phoenix Sky Harbor Intl Airport to Knoxville, removes the top 0.1% to account for outliers, and then takes the average of all the values for each week.

To get a below average price on the flight from Phoenix Sky Harbor Intl Airport to Knoxville, you should book around 5 weeks before departure, which saves you about 28% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 25 weeks before departure.

Good to know

Low season

January

Cheapest flight

$80
Best time to beat the crowds with an average 16% drop in price.
Most popular time to fly and prices are also 17% lower on average.
Flight from Phoenix to Knoxville

When to book flights from Phoenix to Knoxville

Are your dates flexible? Find out the best times to travel from Phoenix to Knoxville based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking Phoenix to Knoxville flights

  • Which cities can I connect to after deplaning from my Phoenix to Knoxville flight at Knoxville McGhee Tyson (TYS)?

    Besides Knoxville, TYS is also the destination airport for travelers connecting to the neighboring cities. Among these cities are Maryville, Alcoa, and Farragut. With these cities being a comfortable driving distance away from TYS, you can conveniently connect to these cities via a car rental, a taxi, or a ride-share service.

  • Which family-friendly airline should I consider for my flight from Phoenix to Knoxville?

    Allegiant Air and American Airlines offer great options when considering family-friendly airlines for your Phoenix to Knoxville flight. Allegiant Air provides a dedicated kids' zone with coloring books and games, while American Airlines offers in-flight entertainment with kid-friendly movies and TV shows. They also offer priority boarding for families with kids.

  • Which eco-friendly airline should I consider for my Phoenix to Knoxville flight?

    One of the eco-friendly airlines to consider for your Phoenix to Knoxville flight is Allegiant Air. The airline has significantly reduced its environmental impact by implementing fuel-efficient aircraft, optimizing flight routes, and implementing recycling programs. Choosing Allegiant Air would contribute to a greener travel experience.

  • How can I connect from Knoxville McGhee Tyson (TYS) to the city center after landing from my Phoenix to Knoxville flight?

    Among the transport options you could consider for your movement from TYS to the city after your flight from Phoenix to Knoxville are a car rental, a taxi, a ride-share service, or public means of transport – such as buses or trains. Some of the popular buses offering cheap transport options from TYS to the city center are the Knoxville Area Transit (KAT) buses.

  • How many flights are there between Phoenix Sky Harbor Intl Airport and Knoxville per day?

    There is a maximum of 1 nonstop flight a day that takes off from Phoenix Sky Harbor Intl Airport and lands in Knoxville, with an average flight time of 3h 36m. The most common departure time is 4:00 pm and most flights take off in the afternoon. Each week, there are 2 flights.

  • What is the cheapest flight from Phoenix Sky Harbor Intl Airport to Knoxville?

    In the last 5 days, the lowest price for a flight from Phoenix Sky Harbor Intl Airport to Knoxville was $80 for a one-way ticket and $150 for a round-trip.

  • Do I need a passport to fly between Phoenix and Knoxville?

    Even though you are not required to have a passport, keep in mind that an official ID is needed to board the airplane.

  • Which airports will I be using when flying from Phoenix to Knoxville?

    Phoenix and Knoxville are both served by 1 main airport. You will leave Phoenix from Phoenix Sky Harbor Intl and will be arriving at Knoxville McGhee Tyson.

  • Which airlines offer Wi-Fi service onboard planes from Phoenix to Knoxville?

    Only American Airlines offers inflight Wi-Fi service on the Phoenix to Knoxville flight route.

  • Which aircraft models fly most regularly from Phoenix to Knoxville?

    The Airbus A320-100/200 is the aircraft model that flies most regularly on the Phoenix to Knoxville flight route.

  • Which airline alliances offer flights from Phoenix to Knoxville?

    Star Alliance, SkyTeam, and oneworld are the airline alliances operating flights between Phoenix and Knoxville, with Star Alliance being the most commonly used for this route.

  • On which days can I fly direct from Phoenix to Knoxville?

    You can catch a nonstop flight from Phoenix to Knoxville on Thursday, and Sunday.

  • Which is the best airline for flights from Phoenix to Knoxville, Southwest or Delta?

    The two airlines most popular with KAYAK users for flights from Phoenix to Knoxville are Southwest and Delta. With an average price for the route of $481 and an overall rating of 8.0, Southwest is the most popular choice. Delta is also a great choice for the route, with an average price of $470 and an overall rating of 7.8.

  • How does KAYAK find such low prices on flights from Phoenix to Knoxville?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Phoenix to Knoxville.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Phoenix to Knoxville?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Knoxville from Phoenix is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Phoenix to Knoxville?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Knoxville with an airline and back to Phoenix with another airline. Booking your flights between Phoenix and TYS can sometimes prove cheaper using this method.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Phoenix to Knoxville?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Knoxville from Phoenix up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

KAYAK’s top tips for finding a cheap flight from Phoenix Sky Harbor Intl Airport to Knoxville

  • Looking for a cheap flight? 25% of our users found flights on this route for $134 or less one-way and $179 or less round-trip.
  • With Sky Harbor Intl (PHX) acting as the hub and an operating base for American Airlines, the airline has arguably the highest number of flights to various destinations, including Knoxville. To access a flight that will fit your schedule to Knoxville, consider booking your flight with American Airlines.
  • Since most airlines offering flights from Phoenix to Knoxville offer indirect flights, you have to consider including your layovers during your budgeting process. Some of the common layovers to include in your budgeting and planning process are Atlanta Hartsfield-Jackson (ATL), Charlotte Douglas (CLT), and Chicago O'Hare Intl (ORD).
  • When traveling from Phoenix to Knoxville on a limited-time schedule, you have to consider booking your flight with Allegiant Air. Allegiant Air is highly ranked among the airlines with the highest direct flights for the route.
  • Although most airlines operating from Phoenix to Knoxville highly consider Persons with Reduced Mobility PRMs, Allegiant Air and American Airlines have the best accessibility services. To ensure travel convenience and inclusivity on their flight, these airlines offer priority boarding for PRMs. They also have a team of well-trained and experienced professionals whose primary role is to ensure accessibility services for PRMs.
  • To conveniently fly from Phoenix to Knoxville with your furry friend, consider booking your flight with American Airlines. Provided your pet is at least eight weeks old, its weight plus the carrier is not exceeding 20 lbs, and the carrier can fit under your chair, you will travel with your pet in the cabin. However, your larger pets will be transported as cargo in an appropriate pressure and temperature-controlled cargo hold.

Prefer to fly direct from Phoenix to Knoxville?

 
Direct data is based off flight results for the next 60 days. Find direct flights from all airlines flying direct from Phoenix Sky Harbor Intl to Knoxville McGhee Tyson.
Find which airlines fly direct from Phoenix Sky Harbor Intl Airport to Knoxville McGhee Tyson Airport, which days they fly and book direct flights.

Direct departures

Phoenix Sky Harbor Intl to Knoxville McGhee Tyson

Thursday

Allegiant Air

Allegiant Air

Sunday

Allegiant Air

Allegiant Air

See more direct flights

Direct returns

Knoxville McGhee Tyson to Phoenix Sky Harbor Intl

Thursday

Allegiant Air

Allegiant Air

Sunday

Allegiant Air

Allegiant Air

See more direct flights

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

Information on your arrival and departure airports