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Flight tickets from Phoenix Sky Harbor (PHX) to Knoxville (TYS) from ₹ 6,248

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      Travellers and cabin class, 1 Adult, Economy
      Allegiant Air

      Compare Phoenix Sky Harbor to Knoxville flight deals

      Find the cheapest month or even day of the year to fly to Knoxville

      Book the best Knoxville fare with no extra fees

      Flight dealsCheapest monthFind the best routeRoute infoFAQsTips and advice

      Flight deals from Phoenix Sky Harbor to Knoxville

      Looking for a cheap last-minute deal or the best return flight from Phoenix Sky Harbor Airport to Knoxville Airport? If you want to travel next month, return fares start from ₹ 20,003. Find the lowest prices on one-way and return tickets right here.
      Knoxville.₹ 6,248 per passenger.Departing Thu, 21 Jan.One-way flight with Allegiant Air.Outbound direct flight with Allegiant Air departs from Phoenix Sky Harbor on Thu, 21 Jan, arriving in Knoxville.Price includes taxes and charges.From ₹ 6,248, select.
      Knoxville.₹ 7,326 per passenger.Departing Thu, 3 Dec.One-way flight with Allegiant Air.Outbound direct flight with Allegiant Air departs from Phoenix Sky Harbor on Thu, 3 Dec, arriving in Knoxville.Price includes taxes and charges.From ₹ 7,326, select.
      Knoxville.₹ 8,437 per passenger.Departing Thu, 18 Feb.One-way flight with Allegiant Air.Outbound direct flight with Allegiant Air departs from Phoenix Sky Harbor on Thu, 18 Feb, arriving in Knoxville.Price includes taxes and charges.From ₹ 8,437, select.
      Knoxville.₹ 9,799 per passenger.Departing Thu, 12 Nov.One-way flight with Allegiant Air.Outbound direct flight with Allegiant Air departs from Phoenix Sky Harbor on Thu, 12 Nov, arriving in Knoxville.Price includes taxes and charges.From ₹ 9,799, select.
      Knoxville.₹ 13,104 per passenger.Departing Thu, 22 Apr.One-way flight with Allegiant Air.Outbound direct flight with Allegiant Air departs from Phoenix Sky Harbor on Thu, 22 Apr, arriving in Knoxville.Price includes taxes and charges.From ₹ 13,104, select.
      Knoxville.₹ 13,104 per passenger.Departing Thu, 6 May.One-way flight with Allegiant Air.Outbound direct flight with Allegiant Air departs from Phoenix Sky Harbor on Thu, 6 May, arriving in Knoxville.Price includes taxes and charges.From ₹ 13,104, select.
      Knoxville.₹ 13,145 per passenger.Departing Thu, 4 Mar.One-way flight with Allegiant Air.Outbound direct flight with Allegiant Air departs from Phoenix Sky Harbor on Thu, 4 Mar, arriving in Knoxville.Price includes taxes and charges.From ₹ 13,145, select.
      Knoxville.₹ 25,039 per passenger.Departing Thu, 1 Jul.One-way flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Phoenix Sky Harbor on Thu, 1 Jul, arriving in Knoxville.Price includes taxes and charges.From ₹ 25,039, select.
      Knoxville.₹ 26,085 per passenger.Departing Sat, 31 Oct.One-way flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Phoenix Sky Harbor on Sat, 31 Oct, arriving in Knoxville.Price includes taxes and charges.From ₹ 26,085, select.
      How did we find these deals? The deals you see here are the lowest prices for flight tickets from Phoenix Sky Harbor to Knoxville found in the last 4 days, and are subject to change and availability.

      Find the cheapest month to fly from Phoenix Sky Harbor to Knoxville

      We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Phoenix Sky Harbor to Knoxville flights are currently cheapest in January.
      Oct
      from ₹ 26,085
      Nov
      from ₹ 9,799
      Dec
      from ₹ 7,326
      Jan
      from ₹ 6,248
      Feb
      from ₹ 8,437
      Mar
      from ₹ 13,145
      Apr
      from ₹ 13,104
      May
      from ₹ 13,104
      Jun
      Find prices
      Jul
      from ₹ 25,039
      Aug
      Find prices
      Sep
      Find prices

      Direct flights from Phoenix Sky Harbor to Knoxville

      Allegiant Air

      Phoenix Sky Harbor to Knoxville: Alternative routes

      Compare routes from Phoenix Sky Harbor to Knoxville below. You may find an airport to fly into that's cheaper, faster, or easier than Knoxville.

      Knoxville

      18km from central Knoxville
      ClosestCheapest
      from ₹ 6,248
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      Phoenix to Knoxville: Flight information

      The things to know before you go.
      Cheapest flight found₹ 6,248
      Cheapest month to flyJanuary
      Average flight time3 hrs, 27 mins
      Most popular airlineAllegiant Air
      Average flights per week4

      Finding cheap flights from Phoenix Sky Harbor to Knoxville: Frequently asked questions

      The best price we found for a return flight from Phoenix Sky Harbor to Knoxville is ₹ 11,834. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
      3 hours and 27 minutes is the average flight time from Phoenix Sky Harbor to Knoxville.
      Allegiant Air flies direct from Phoenix Sky Harbor to Knoxville.
      As of October 2026, there are 4 flights per week flying from Phoenix Sky Harbor to Knoxville.
      The cheapest month to fly from Phoenix Sky Harbor to Knoxville is usually January.
      After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Phoenix Sky Harbor Airport to Knoxville Airport on Thursday, 21 January 2027.
      Yes – the average flight time is 3 hours and 27 minutes.
      We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Knoxville but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

      We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Knoxville is around 40 days in advance, so don’t leave your flight to the last minute.

      Currently, Allegiant Air offers the cheapest flight tickets to Knoxville.

      Flying from Phoenix Sky Harbour International Airport (PHX) to McGhee Tyson Airport (TYS): what you need to know

      • The average length of a direct flight from Phoenix Sky Harbour International Airport to McGhee Tyson Airport is 3 hours 30 minutes.

      • For a smooth journey, turn up at the airport two hours ahead of international flights and one hour before domestic departures. This way, you'll have plenty of time to board your PHX to TYS flight.

      • Travelling during a peak month like July? School holidays and other popular periods can result in longer queues at check-in and security. Be extra cautious and arrive up to four hours before an international flight and two hours before domestic departures.

      • Flying into Knoxville (and then discovering more of United States!) is a cinch with Allegiant Air. This popular carrier has direct flights from Phoenix Sky Harbour International Airport to McGhee Tyson Airport.

      • Allegiant Air is the most frequently booked airline on this route.

      • Allegiant Air is the most punctual carrier that operates PHX to TYS flights, with 68.42% of its services reaching their destination on time.

      • We make it easy to book a flight with a stopover. To see your options for tickets from Phoenix Sky Harbour International Airport to McGhee Tyson Airport, uncheck 'Direct flights only.' Then, choose a flight with a stop long enough to explore the city of your choice. Stopovers between PHX and TYS include:

        • Dallas/Fort Worth International Airport

        • Hartsfield-Jackson Atlanta International Airport

        • Chicago Midway International Airport

      How to find the cheapest flights from Phoenix Sky Harbour International Airport (PHX) to McGhee Tyson Airport (TYS)

      • ₹ 6,248 is the lowest price for a one-way Phoenix Sky Harbour International Airport to McGhee Tyson Airport flight. Return flights start at ₹ 11,834. These fares may change depending on availability.

      • Book nine months before you travel. After crunching the numbers on our calendar, this is how far you should book ahead to find cheap tickets from PHX to TYS.

      • Schedule your trip for August. That's the cheapest month for flights from Phoenix Sky Harbour International Airport to McGhee Tyson Airport. If you're flexible on when you fly, try out the 'Whole month' tool to find the lowest airfare across each month.

      • Finding cheap flights from PHX to TYS is a breeze with Price Alerts. Simply set up one of these automatic alerts and we'll let you know as soon as there's a better deal.

      • Pick your preferred departure and arrival times, airlines and number of stops with the filters. Or sort your results by 'Cheapest' to find the best deals on flights from Phoenix Sky Harbour International Airport to McGhee Tyson Airport.

      Handy information about Phoenix Sky Harbour International Airport (PHX)

      • The address for PHX is 3400 Sky Harbour Boulevard.

      • 82.57% of flights departing from Phoenix Sky Harbour International Airport arrive at their destination as planned. With its strong on-time performance, delays are unlikely when jetting out of PHX.

      • Phoenix Sky Harbour International Airport is around 8 kilometres from central Phoenix. If you're catching a cab, ride-sharing or driving from the centre, it'll take you 10 minutes or so to arrive, depending on the traffic.

      • The trip on public transport takes roughly 35 minutes.

      • Get your holiday off to a hassle-free start by staying near PHX. Whether you're taking an early flight from Phoenix Sky Harbour International Airport to McGhee Tyson Airport or want to avoid feeling rushed, these hotels are ideal:

      Arriving at McGhee Tyson Airport (TYS)

      • The last thing you want is a long journey to your hotel if you're getting in late on a Phoenix Sky Harbour International Airport to McGhee Tyson Airport flight. Book one of these accommodation options near TYS instead:

      • Grab a McGhee Tyson Airport rental car and explore Knoxville and beyond with your own wheels. Budget, Alamo and Avis are top outlets to choose from here.

      • Lock in the lowest price by booking your vehicle from McGhee Tyson Airport about three weeks before your travel date.

      Getting from McGhee Tyson Airport (TYS) to central Knoxville

      • You'll find TYS at 2055 Alcoa Highway.

      • McGhee Tyson Airport is roughly 23 kilometres from the centre of Knoxville. The drive time takes around 20 minutes.

      When to fly to McGhee Tyson Airport (TYS)

      • July is the most popular month for flights from Phoenix Sky Harbour International Airport to McGhee Tyson Airport. For smaller crowds, visit Knoxville in February.

      • Book your flight from Phoenix Sky Harbour International Airport to McGhee Tyson Airport for July if you'd like to visit Knoxville during its warmest month. Expect temperatures of between 17ºC and 32ºC.

      • If you'd rather travel in cooler conditions, look for a cheap ticket from PHX to TYS in January. Temperatures average between -6ºC and 11ºC then.

      Explore more of United States

      • Knoxville has plenty to offer, but there are so many other parts of United States you'll want to see. About 451 kilometres north of Knoxville, a trip to Columbus will keep your itinerary packed. Start with leading sights like Franklin Park Conservatory and Botanical Gardens, Ohio Statehouse and German Village.

      • Around 467 kilometres north-west of Knoxville, Indianapolis is another favourite stop in United States. Experience this destination's highlights firsthand at The Children's Museum of Indianapolis, Indianapolis Museum of Art and Indianapolis Zoo.

      Plan the rest of your trip from Phoenix to Knoxville

      Prices shown on this page are estimated lowest prices only. Found in the last 12 days.