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Latest Flight Deals from Phoenix to Knoxville

Book one-way or return flights from Phoenix to Knoxville from as little as NZD 130. Choose from the popular airlines below and book your flight today!

  • One way
  • Round-trip
      • PHX15:40
        13h 37m
        1 stop
        TYS08:17
        Wed, May 15|Phoenix - Knoxville|Frontier Airlines
        NZD 130NZD 243
        46% OFF
        46% OFF
        NZD 243NZD 130
      • PHX19:28
        18h 9m
        1 stop
        TYS16:37
        Fri, May 17|Phoenix - Knoxville|Frontier Airlines
        NZD 145NZD 243
        40% OFF
        40% OFF
        NZD 243NZD 145
      • PHX19:01
        11h 55m
        1 stop
        TYS09:56
        Fri, May 10|Phoenix - Knoxville|Frontier Airlines
        NZD 156NZD 243
        36% OFF
        36% OFF
        NZD 243NZD 156
      • PHX05:01
        8h 30m
        1 stop
        TYS16:31
        Wed, May 29|Phoenix - Knoxville|Frontier Airlines
        NZD 165
        NZD 165
      • PHX05:01
        8h 30m
        1 stop
        TYS16:31
        Wed, May 22|Phoenix - Knoxville|Frontier Airlines
        NZD 169
        NZD 169
      • PHX21:48
        20h 42m
        1 stop
        TYS21:30
        Thu, Jun 6|Phoenix - Knoxville|Frontier Airlines
        NZD 182
        NZD 182
      • PHX05:01
        7h
        1 stop
        TYS15:01
        Fri, May 31|Phoenix - Knoxville|Frontier Airlines
        NZD 194
        NZD 194
      • PHX16:27
        3h 27m
        Direct
        TYS22:54
        Sun, May 19|Phoenix - Knoxville|Allegiant Air
        NZD 209
        NZD 209
      • PHX05:01
        13h 24m
        1 stop
        TYS21:25
        Fri, Jun 7|Phoenix - Knoxville|Frontier Airlines
        NZD 211
        NZD 211
      • PHX07:22
        23h 29m
        1 stop
        TYS09:51
        Sun, May 12|Phoenix - Knoxville|Frontier Airlines
        NZD 213
        NZD 213
      • PHX13:00
        3h 5m
        Direct
        TYS14:00
        Tue, May 14|Phoenix - Knoxville|Frontier Airlines
        Find More Flights
        Find More Flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Searching for the best last minute flight from Phoenix to Knoxville? Find one-way or return flights that are affordable and fit your itinerary.

Trip.com monitors the ticket fares of flights from Phoenix to Knoxville. Stay updated on price trends and snag the best deals for your upcoming trip.

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.
Airlines Flying from Phoenix to Knoxville

View airlines operating flights from Phoenix to Knoxville. Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.

Frontier Airlines
From NZD 130
Allegiant Air
From NZD 209
United Airlines
From NZD 298
American Airlines
From NZD 314
Delta Air Lines
From NZD 479
Sun Country Airlines
From NZD 827
ANA airlines

Find more flights and airlines

Alternative Routes from Phoenix to Knoxville

Discover different routes, airlines, and transfers and find the best alternative flights for your journey from Phoenix to Knoxville.

  • Cheapest
    Frontier Airlines
    PHX
    15:40
    13h 37m
    1 transfer
    TYS
    08:17
    Sky Harbor International Airport - Mcghee Tyson Airport
    Wed, May 15Frontier Airlines
    NZD 130
  • Allegiant Air
    AZA
    08:30
    11h 35m
    1 transfer
    TYS
    23:05
    Phoenix-Mesa Gateway Airport - Mcghee Tyson Airport
    Sun, May 19Allegiant Air
    NZD 576
  • Allegiant Air
    AZA
    08:30
    11h 35m
    1 transfer
    TYS
    23:05
    Phoenix-Mesa Gateway Airport - Mcghee Tyson Airport
    Sun, May 19Allegiant Air
    NZD 576
    Find More Flights

How do I find the cheapest flights?

  • When are flight tickets from Phoenix (PHX) to Knoxville (TYS) the cheapest?

    Airlines adjust prices for flights from Phoenix to Knoxville based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much do flights from Phoenix (PHX) to Knoxville (TYS) cost?

    According to Trip.com's data, the lowest price is around NZD 906.

  • How long does it take to fly from Phoenix (PHX) to Knoxville (TYS) and what is the distance?

    It takes around 3 hours 35 minutes to fly from Phoenix (PHX) to Knoxville (TYS).

  • What are the most popular airlines that fly from Phoenix (PHX) to Knoxville (TYS)?

    Airlines with flights from Phoenix (PHX) to Knoxville (TYS): Allegiant Air.

How to find a cheap flight from Phoenix to Knoxville

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Phoenix to Knoxville. Book your flights at the right time and save more.
1
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
2
Compare Flight Prices
Compare prices on travel agency and airline websites.
3
Look Out for Deals
Check airline and travel agency websites for latest flight deals
4
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
5
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
6
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com
Flight Information from Phoenix to Knoxville

Cheapest nonstop flight price

NZD 130

Cheapest round-trip ticket price

NZD 577

Off-season for travel

April

Peak season for travel

July

Flight distance

2,570.49km

Average flight time

3 hours 35 minutes

Popular airline

American Airlines

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