TYS - PHX

$126 Find Cheap Flights from Knoxville to Phoenix - Compare and Save

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Everything you should know

Cheapest round-trip
$235
Typical prices: $272-$452
Allegiant Air
Mon 11/12Thu 11/15
TYS - PHX • Non-stop
Cheapest one-way
$126
Typical prices: $147-$295
Allegiant Air
Tue 10/2
TYS - PHX • Non-stop
Nonstop flights
You can fly direct with Allegiant Air. Average duration is 4h 04m
Direct flights
+1
Direct flights
+1
When to book
in advance
Our data shows that travelers who book at least 16 weeks in advance save around 50% compared to booking last minute.
Insights
Insights
When to travel
Cheapest • 45% price drop
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Cheapest • Avg $324 (round-trip)
Shortest trip • 6h 19m (one-way)
Insights
Insights
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We hope you love your trip to Phoenix Sky Harbor Intl Airport!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Knoxville to Phoenix (TYS-PHX)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Knoxville to Phoenix

Thu, Nov 12 - Sun, Nov 15
Allegiant Air Logo
1:39 pm - 3:40 pmTYS  Knoxville McGhee Tyson-PHX Phoenix Sky Harbor Intl
4h 01mnonstop
Allegiant Air Logo
3:20 pm - 8:56 pmPHX  Phoenix Sky Harbor Intl-TYS Knoxville McGhee Tyson
3h 36mnonstop
$235Allegiant Air
Thu, Oct 29 - Sun, Nov 1
Allegiant Air Logo
1:52 pm - 2:53 pmTYS  Knoxville McGhee Tyson-PHX Phoenix Sky Harbor Intl
4h 01mnonstop
Allegiant Air Logo
4:43 pm - 10:10 pmPHX  Phoenix Sky Harbor Intl-TYS Knoxville McGhee Tyson
3h 27mnonstop
$242Allegiant Air
Tue, Feb 23 - Sat, Feb 27
American Airlines Logo
3:00 pm - 8:05 pmTYS  Knoxville McGhee Tyson-PHX Phoenix Sky Harbor Intl
7h 05m1 stop Dallas/Fort Worth
American Airlines Logo
7:00 am - 4:34 pmPHX  Phoenix Sky Harbor Intl-TYS Knoxville McGhee Tyson
7h 34m1 stop Dallas/Fort Worth
$261American Airlines
Tue, Feb 23 - Sat, Feb 27
American Airlines Logo
3:00 pm - 8:05 pmTYS  Knoxville McGhee Tyson-PHX Phoenix Sky Harbor Intl
7h 05m1 stop Dallas/Fort Worth
American Airlines Logo
7:00 am - 4:34 pmPHX  Phoenix Sky Harbor Intl-TYS Knoxville McGhee Tyson
7h 34m1 stop Dallas/Fort Worth
$261American Airlines
Sat, Oct 24 - Tue, Oct 27
Delta Logo
5:40 am - 9:09 amTYS  Knoxville McGhee Tyson-PHX Phoenix Sky Harbor Intl
6h 29m1 stop Atlanta Hartsfield-Jackson
Delta Logo
6:00 am - 3:26 pmPHX  Phoenix Sky Harbor Intl-TYS Knoxville McGhee Tyson
6h 26m1 stop Atlanta Hartsfield-Jackson
$261Delta
Tue, Oct 20 - Wed, Oct 28
Delta Logo
5:40 am - 9:09 amTYS  Knoxville McGhee Tyson-PHX Phoenix Sky Harbor Intl
6h 29m1 stop Atlanta Hartsfield-Jackson
Delta Logo
6:00 am - 5:28 pmPHX  Phoenix Sky Harbor Intl-TYS Knoxville McGhee Tyson
8h 28m1 stop Atlanta Hartsfield-Jackson
$261Delta
Tue, Feb 23 - Sat, Feb 27
Southwest Logo
7:00 am - 2:40 pmTYS  Knoxville McGhee Tyson-PHX Phoenix Sky Harbor Intl
9h 40m2 stops Nashville Intl Austin Bergstrom
Southwest Logo
5:05 am - 1:55 pmPHX  Phoenix Sky Harbor Intl-TYS Knoxville McGhee Tyson
6h 50m1 stop Dallas Love Field
$267Southwest
Tue, Feb 23 - Sat, Feb 27
Southwest Logo
7:00 am - 2:40 pmTYS  Knoxville McGhee Tyson-PHX Phoenix Sky Harbor Intl
9h 40m2 stops Nashville Intl Austin Bergstrom
Southwest Logo
5:05 am - 1:55 pmPHX  Phoenix Sky Harbor Intl-TYS Knoxville McGhee Tyson
6h 50m1 stop Dallas Love Field
$267Southwest
Mon, Nov 9 - Thu, Nov 12
Multiple Airlines Logo
10:09 pm - 1:30 pmTYS  Knoxville McGhee Tyson-PHX Phoenix Sky Harbor Intl
17h 21m1 stop Las Vegas Harry Reid Intl
Multiple Airlines Logo
4:30 pm - 10:06 pmPHX  Phoenix Sky Harbor Intl-TYS Knoxville McGhee Tyson
3h 36mnonstop
$271Multiple Airlines
Sun, Nov 1 - Thu, Nov 12
Multiple Airlines Logo
6:30 am - 9:04 amTYS  Knoxville McGhee Tyson-PHX Phoenix Sky Harbor Intl
28h 34m1 stop Denver Intl
Multiple Airlines Logo
4:30 pm - 10:06 pmPHX  Phoenix Sky Harbor Intl-TYS Knoxville McGhee Tyson
3h 36mnonstop
$280Multiple Airlines
Booking Insights

Price, demand and travel trends for Knoxville to Phoenix Sky Harbor Intl Airport flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from Knoxville to Phoenix Sky Harbor Intl Airport with more confidence.

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

Round-trip flights from Knoxville to Phoenix Sky Harbor Intl Airport start at $235. Prices are below average for this route right now, with typical round-trip fares ranging from $272 to $452. The lowest price found in the past 5 days was $235 on Allegiant Air.

What's the cheapest day of the week to fly from Knoxville to Phoenix Sky Harbor Intl Airport?

Thursday is the cheapest day of the week to fly from Knoxville to Phoenix Sky Harbor Intl Airport, it is 8% cheaper than the average day. Monday is the most expensive day with flight prices 21% higher than average. Based on deals found by KAYAK users in the last 12 months.

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

•August is the cheapest month to fly from Knoxville to Phoenix Sky Harbor Intl Airport at $189 round-trip.
•June ($613) and May ($405) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 224% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are prices from Knoxville to Phoenix Sky Harbor Intl Airport the cheapest?

Flights from Knoxville to Phoenix Sky Harbor Intl Airport are cheapest 16 weeks before departure. Booking in this window typically costs about 50% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Key details for Knoxville to Phoenix Sky Harbor Intl Airport flights

Low season

August

Cheapest flight

$126
Best time to beat the crowds with an average 45% drop in price.
Most popular time to fly and prices are also 7% lower on average.
Flight from Knoxville to Phoenix Sky Harbor Intl Airport

When to book flights from Knoxville to Phoenix

Are your dates flexible? Find out the best times to travel from Knoxville to Phoenix based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Knoxville to Phoenix Sky Harbor Intl Airport flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • Which airline for those flying from Knoxville (TYS) to Phoenix (PHX) offer a carry-on policy to its passengers?

    Allegiant Air is one of the airlines flying from Knoxville to Phoenix that offers a carry-on policy to its passengers. It allows its travelers to come on board with one carry-on bag and one personal item with a weight limit of 25 lbs and they should fit in the overhead bin.

  • How can I easily get out of Phoenix International Airport (PHX) to my destination?

    After your arrival in Phoenix from Knoxville, you should consider using the PHX Sky Train as your mode of transportation from the airport to the city. It's located on level five. This is a safe and convenient means of transportation that will efficiently get you to your destination from the airport.

  • Which among the airlines flying from Knoxville (TYS) to Phoenix (PHX) is a pet-friendly airline?

    Frontier Airline allows you to fly from Knoxville to Phoenix in the company of your pet. If you need to travel from Knoxville to Phoenix with your favorite animal you should consider booking this airline. For the safety of your pet, it is supposed to remain in its container along the journey.

  • Which airline is suitable for booking when flying with kids from Knoxville to Phoenix?

    Delta Air Line is a suitable airline you can consider booking when you are flying from Knoxville to Phoenix in the company of your kids. It has spacious secure seats with seatbelts that makes it comfortable when flying with your child on your lap and in-flight entertainment appropriate for children of all ages.

  • What airlines are available from Knoxville to Phoenix Sky Harbor Intl Airport?

    Only Allegiant Air operates flights between Knoxville and Phoenix Sky Harbor Intl Airport.

  • Which airports can I use when flying from Knoxville to Phoenix Sky Harbor Intl Airport?

    Flights from Knoxville to Phoenix Sky Harbor Intl Airport usually depart from Knoxville McGhee Tyson (TYS) and arrive at Phoenix Sky Harbor Intl (PHX).

  • What cabin classes can I book on flights from Knoxville to Phoenix Sky Harbor Intl Airport?

    Only Economy Class is available on flights from Knoxville to Phoenix Sky Harbor Intl Airport.

  • How much can I save by taking a layover when flying from Knoxville to Phoenix Sky Harbor Intl Airport?

    On this route, nonstop flights are cheaper than layover options on average. Nonstop fares average $292 round-trip, compared to $324 via a layover through Minneapolis St Paul (MSP).

  • What is the standard checked-bag allowance on flights from Knoxville to Phoenix Sky Harbor Intl Airport?

    There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $35–$100 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

  • Which aircraft model is used most often on flights from Knoxville to Phoenix Sky Harbor Intl Airport?

    The Airbus A320-100/200 family is used most often on this route, operated mainly by Allegiant Air. Other aircraft seen on the route include Airbus A321-100/200 variants.

  • Which airports do connecting flights from Knoxville to Phoenix Sky Harbor Intl Airport pass through?

    One-stop flights from Knoxville to Phoenix Sky Harbor Intl Airport most commonly connect through:

    • Dallas/Fort Worth (DFW) - 41% of one-stop connections
    • Atlanta Hartsfield-Jackson (ATL) - 24% of one-stop connections
    • Denver Intl (DEN) - 18% of one-stop connections
    • Charlotte Douglas (CLT) - 8% of one-stop connections

    Dallas/Fort Worth (DFW) handles the largest share of one-stop connections on this route.

  • Can I save money by using flexible dates for flights from Knoxville to Phoenix Sky Harbor Intl Airport?

    Yes. Being flexible with your travel dates can save you up to 24% on the Knoxville to Phoenix Sky Harbor Intl Airport route. Thursday is the cheapest departure day at $317 round-trip on average, while Monday is the most expensive at $414, a difference of $97. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • What popular places can I visit in Phoenix Sky Harbor Intl Airport?

    Some of the most popular sights in Phoenix Sky Harbor Intl Airport are Phoenix Convention Center, Chase Field and Camelback Ranch. These are among the most viewed places in Phoenix Sky Harbor Intl Airport on KAYAK.

  • What are the earliest and latest flights from Knoxville to Phoenix Sky Harbor Intl Airport?

    These are the earliest and latest flight times available from Knoxville to Phoenix Sky Harbor Intl Airport:

    • Earliest: departs at 6:00 am and lands at 10:04 am
    • Latest: departs at 2:53 pm and lands at 6:57 pm.

    The flight takes about 4h 04m.

  • How expensive are last-minute Knoxville to Phoenix Sky Harbor Intl Airport flights?

    Last-minute fares on this route - booked within 2 weeks of departure - run 40% above the route average of $342. Book 16 weeks before departure for the lowest fares.

  • How long is a flight from Knoxville to Phoenix Sky Harbor Intl Airport?

    A nonstop flight from Knoxville to Phoenix Sky Harbor Intl Airport takes 4h 04m, covering 1,594 miles.

  • Do I need a passport to fly from Knoxville to Phoenix Sky Harbor Intl Airport?

    No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.

  • How are flight prices from Knoxville to Phoenix Sky Harbor Intl Airport looking right now?

    One-way fares from Knoxville to Phoenix Sky Harbor Intl Airport are currently lower than usual. Average one-way flight prices are about $135, which is 33% below the typical average for this route.

  • How much time can I save by choosing a different layover airport from Knoxville to Phoenix Sky Harbor Intl Airport?

    Flying via Dallas/Fort Worth (DFW) gives the shortest average 1-stop total travel time at 6h 19m, compared with 6h 38m via Chicago O'Hare Intl (ORD) and 6h 43m via Atlanta Hartsfield-Jackson (ATL).

  • What is the time difference between Knoxville and Phoenix Sky Harbor Intl Airport?

    Phoenix Sky Harbor Intl Airport is 3 hours behind Knoxville (Mountain Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

  • What car rental options are available at Phoenix Sky Harbor Intl Airport (PHX)?

    Phoenix Sky Harbor Intl Airport (PHX) hosts 5 major car rental companies, with daily rates starting from around $18 for economy cars. Top options include:
    • NU Car
    • Easirent
    • Thrifty
    • Dollar
    • Hertz

  • How much should I expect to pay for a Knoxville to Phoenix Sky Harbor Intl Airport flight?

    Round-trip flights from Knoxville to Phoenix Sky Harbor Intl Airport range from $272 to $452, with an average of $342 over the past 12 months. Anything below $272 counts as a good deal.

Your guide to booking Knoxville to Phoenix Sky Harbor Intl Airport flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates can be flexible, aim for a Thursday departure instead of Monday. On this route, Thursday flights average $317 - about $97 less than Monday (23% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 16 weeks before you fly. On this route, that window historically saves about 50% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Knoxville to Phoenix Sky Harbor Intl Airport trip for August. Fares historically average $189 round-trip in that month - typically $424 less than the most expensive month, which is June (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Phoenix Sky Harbor Intl Airport.
    - SureStay by Best Western Phoenix Airport
    - Country Inn & Suites by Radisson, Phoenix Airport
    - Drury Inn & Suites Phoenix Airport
  • McGhee Tyson Airport (TYS) and Phoenix Sky Harbor International Airport (PHX) are popularly considered as departure and arrival airport respectively for most of the flights flying from Knoxville to Phoenix.
  • When you are flying from Knoxville to Phoenix, you will decide whether to fly direct or have layovers along your way depending on which airline you book. Booking of Frontier Airline for your flight to Phoenix will allow you have one stop along your journey. Denver International Airport (DEN) will be your layover airport before reaching your destination.
  • For those travelers who have specific dietary needs and are planning to fly from Knoxville to Phoenix, they will have to book an airline that offers special diets to meet their dietary needs. When you book United Airlines, you will be served a special meal like Asian vegetarian or gluten-free by placing your order when making your reservation.
  • If you are located in Knoxville downtown and you want to reach the airport on time for your flight from Knoxville to Phoenix, you should consider taking a taxi. This is one of the fastest and most convenient ways of connecting from downtown to the airport. On the other hand you can also consider using a ride-sharing service as your means of transportation.
  • For those mobility impaired passengers who are looking forward to flying from Knoxville to Phoenix, they should consider booking an airline that offers wheelchair services to passengers in such condition. American Airlines is one of the airlines that offer the wheelchair services on request. Its on-board staff is always ready and willing to offer assistance when you need it.

Prefer to fly direct from Knoxville to Phoenix?

 
Find which airlines fly direct from Knoxville McGhee Tyson Airport to Phoenix Sky Harbor Intl Airport, which days they fly and book direct flights.

Direct departures

Knoxville McGhee Tyson to Phoenix Sky Harbor Intl

Monday

Allegiant Air

Allegiant Air

Tuesday

Allegiant Air

Allegiant Air

Thursday

Allegiant Air

Allegiant Air

Friday

Allegiant Air

Allegiant Air

Saturday

Allegiant Air

Allegiant Air

Sunday

Allegiant Air

Allegiant Air

See more direct flights

Direct returns

Phoenix Sky Harbor Intl to Knoxville McGhee Tyson

Monday

Allegiant Air

Allegiant Air

Tuesday

Allegiant Air

Allegiant Air

Thursday

Allegiant Air

Allegiant Air

Friday

Allegiant Air

Allegiant Air

Saturday

Allegiant Air

Allegiant Air

Sunday

Allegiant Air

Allegiant Air

See more direct flights

More options for your flight from Knoxville to Phoenix

Complete your trip to Phoenix with a hotel stay or car rental