$105+ Cheap flights from Sky Harbor Intl (PHX) to Knoxville (TYS)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/10. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — TYS
Nov 25 — Dec 21
Round-trip
1 adult, Economy
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Find cheap flights from Sky Harbor Intl to Knoxville with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Phoenix Sky Harbor Intl 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 Sky Harbor Intl to Knoxville
Cheapest
Best
Last-minute
One-way
Cheapest flights from Sky Harbor Intl to KnoxvilleExplore the most affordable flight options available from Sky Harbor Intl to Knoxville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 26, 2026.
Explore the most affordable flight options available from Sky Harbor Intl to Knoxville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 26, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/244:51 pm -
Nonstop3h 23m
Fri 12/2512:54 pm -
Nonstop4h 11m
Deal found 10/24![Allegiant Air logo]()
$235
This Cheapflightsfares deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/83:20 pm -
Nonstop3h 36m
Thu 11/191:50 pm -
Nonstop4h 11m
Deal found 10/22![Allegiant Air logo]()
$243
This Kiwi.com deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/35:03 pm -
Nonstop3h 29m
Mon 12/71:58 pm -
3 stops33h 29m
Deal found 10/24![Multiple Airlines logo]()
$246
This Cheapflightsfares deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/35:03 pm -
Nonstop3h 29m
Sun 12/61:58 pm -
Nonstop4h 15m
Deal found 10/23![Allegiant Air logo]()
$258
This Kiwi.com deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/124:30 pm -
Nonstop3h 36m
Sun 11/156:30 am -
1 stop28h 34m
Deal found 10/25![Multiple Airlines logo]()
$263
This United Airlines deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/182:50 pm -
1 stop5h 42m
Thu 11/195:45 am -
1 stop7h 48m
Deal found 10/23![United Airlines logo]()
$268
This Kiwi.com deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals ”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/83:20 pm -
Nonstop3h 36m
Thu 11/126:30 am -
1 stop16h 24m
Deal found 10/22![Multiple Airlines logo]()
$272
This American Airlines deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/310:59 pm -
1 stop7h 55m
Mon 12/75:17 pm -
1 stop7h 55m
Deal found 10/21![American Airlines logo]()
$273
This Southwest deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/29:00 am -
2 stops8h 50m
Sat 12/55:20 pm -
1 stop6h 20m
Deal found 10/23![Southwest logo]()
$278
Best flights from Sky Harbor Intl to KnoxvilleDiscover carefully curated flight deals from Sky Harbor Intl to Knoxville that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 26, 2026.
Discover carefully curated flight deals from Sky Harbor Intl to Knoxville that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 26, 2026.
This Southwest deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1212:50 am -
1 stop9h 20m
Tue 11/174:15 pm -
1 stop7h 30m
Deal found 10/21![Southwest logo]()
$302
This Delta deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2011:35 pm -
1 stop7h 53m
Fri 11/272:40 pm -
1 stop5h 55m
Deal found 10/21![Delta logo]()
$350
This United Airlines deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/312:25 pm -
1 stop6h 22m
Mon 12/74:43 pm -
1 stop7h 04m
Deal found 10/23![United Airlines logo]()
$471
This Southwest deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/205:10 am -
1 stop5h 05m
Mon 1/252:40 pm -
1 stop7h 40m
Deal found 10/24![Southwest logo]()
$333
This Southwest deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/109:00 am -
2 stops8h 50m
Sun 12/138:10 am -
2 stops14h 50m
Deal found 10/21![Southwest logo]()
$384
This Southwest deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/49:20 am -
2 stops8h 30m
Mon 12/77:05 am -
2 stops8h 40m
Deal found 10/24![Southwest logo]()
$391
This United Airlines deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/71:30 pm -
1 stop6h 27m
Thu 12/106:00 am -
2 stops15h 15m
Deal found 10/25![United Airlines logo]()
$496
This Southwest deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/189:00 am -
2 stops8h 50m
Thu 11/192:40 pm -
2 stops9h 15m
Deal found 10/23![Southwest logo]()
$420
Last-minute flights from Sky Harbor Intl to KnoxvilleDiscover last-minute flight deals from Sky Harbor Intl to Knoxville. Data last updated October 26, 2026 and is based on user searches.
Discover last-minute flight deals from Sky Harbor Intl to Knoxville. Data last updated October 26, 2026 and is based on user searches.
This Cheapflightsfares deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/83:20 pm -
Nonstop3h 36m
Thu 11/191:50 pm -
Nonstop4h 11m
Deal found 10/22![Allegiant Air logo]()
$243
This Kiwi.com deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/83:20 pm -
Nonstop3h 36m
Thu 11/126:30 am -
1 stop16h 24m
Deal found 10/22![Multiple Airlines logo]()
$272
This Kiwi.com deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/124:30 pm -
Nonstop3h 36m
Sun 11/156:30 am -
1 stop28h 34m
Deal found 10/25![Multiple Airlines logo]()
$263
This Cheapflightsfares deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/124:30 pm -
Nonstop3h 36m
Sun 11/1512:29 pm -
Nonstop4h 01m
Deal found 10/22![Allegiant Air logo]()
$294
This American Airlines deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/1611:50 pm -
1 stop7h 55m
Thu 11/198:04 pm -
1 stop7h 09m
Deal found 10/21![American Airlines logo]()
$273
This United Airlines deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/182:50 pm -
1 stop5h 42m
Thu 11/195:45 am -
1 stop7h 48m
Deal found 10/23![United Airlines logo]()
$268
One-way flights from Sky Harbor Intl to KnoxvilleSearch for one-way flight options from Sky Harbor Intl to Knoxville. Find affordable one-way fares based on user searches. Data last updated October 26, 2026.
Search for one-way flight options from Sky Harbor Intl to Knoxville. Find affordable one-way fares based on user searches. Data last updated October 26, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/105:03 pm -
Nonstop3h 29m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![Allegiant Air logo]()
$105
This Super.com deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/83:20 pm -
Nonstop3h 36m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![Allegiant Air logo]()
$117
This Kiwi.com deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/124:30 pm -
Nonstop3h 36m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![Allegiant Air logo]()
$124
This Trip.com deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/127:32 pm -
1 stop25h 03m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![Multiple Airlines logo]()
$127
This Delta deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1811:59 pm -
1 stop8h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![Delta logo]()
$137
This Southwest deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/27:40 am -
1 stop7h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/25![Southwest logo]()
$139
This Kiwi.com deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/177:15 am -
3 stops59h 01m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![Multiple Airlines logo]()
$141
This Southwest deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/189:05 am -
2 stops8h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![Southwest logo]()
$142
This Kiwi.com deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/188:30 am -
3 stops33h 03m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![Multiple Airlines logo]()
$147
This Kiwi.com deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/106:00 am -
2 stops34h 42m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![Multiple Airlines logo]()
$151
This Super.com deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/293:43 pm -
Nonstop3h 27m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![Allegiant Air logo]()
$154
Find flight deals from Sky Harbor Intl to Knoxville
Discover tips and strategies to find the most affordable flight options for your journey from Sky Harbor Intl (PHX) to Knoxville (TYS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated October 26, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $163 (Cheapflightsfares) |
One-way from | $105 (Kiwi.com) |
Popular in | June |
Cheapest in | February |
Average price | $322 |
Good round-trip deal | $429 or less |
Good one-way deal | $132 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Sky Harbor Intl to Knoxville that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated October 26, 2026.
Use the filters below to find and compare flights from Phoenix Sky Harbor Intl Airport to Knoxville that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
PhoenixKnoxville
PHX Phoenix Sky Harbor Intl - TYS Knoxville McGhee Tyson
PHXTYS
Phoenix Sky Harbor Intl
Sun 11/8
3:20 pm-8:56 pm
Nonstop3h 36m
Knoxville McGhee Tyson
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$117
PhoenixKnoxville
PHX Phoenix Sky Harbor Intl - TYS Knoxville McGhee Tyson
PHXTYS
Phoenix Sky Harbor Intl
Thu 11/12
11:59 pm-11:30 am
1 stop9h 31m
Knoxville McGhee Tyson
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$137
PhoenixKnoxville
PHX Phoenix Sky Harbor Intl - TYS Knoxville McGhee Tyson
PHXTYS
Phoenix Sky Harbor Intl
Wed 12/2
7:40 am-4:40 pm
1 stop7h 00m
Knoxville McGhee Tyson
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$139
PhoenixKnoxville
PHX Phoenix Sky Harbor Intl - TYS Knoxville McGhee Tyson
PHXTYS
Phoenix Sky Harbor Intl
Wed 12/9
12:51 pm-11:59 pm
2 stops9h 08m
Knoxville McGhee Tyson
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$142
PhoenixKnoxville
PHX Phoenix Sky Harbor Intl - TYS Knoxville McGhee Tyson
PHXTYS
Phoenix Sky Harbor Intl
Tue 1/19
7:00 am-8:22 pm
2 stops11h 22m
Knoxville McGhee Tyson
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$142
PhoenixKnoxville
PHX Phoenix Sky Harbor Intl - TYS Knoxville McGhee Tyson
PHXTYS
Phoenix Sky Harbor Intl
Wed 12/2
6:24 pm-6:42 pm
3 stops46h 18m
Knoxville McGhee Tyson
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$156
PhoenixKnoxville
PHX Phoenix Sky Harbor Intl - TYS Knoxville McGhee Tyson
PHXTYS
Phoenix Sky Harbor Intl
Fri 12/11
2:54 pm-11:59 pm
1 stop7h 05m
Knoxville McGhee Tyson
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$174
PhoenixKnoxville
PHX Phoenix Sky Harbor Intl - TYS Knoxville McGhee Tyson
PHXTYS
Phoenix Sky Harbor Intl
Thu 11/5
4:30 pm-10:06 pm
Nonstop3h 36m
Knoxville McGhee Tyson
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$181
PhoenixKnoxville
PHX Phoenix Sky Harbor Intl - TYS Knoxville McGhee Tyson
PHXTYS
Phoenix Sky Harbor Intl
Sun 11/15
3:20 pm-8:56 pm
Nonstop3h 36m
Knoxville McGhee Tyson
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$192
PhoenixKnoxville
PHX Phoenix Sky Harbor Intl - TYS Knoxville McGhee Tyson
PHXTYS
Phoenix Sky Harbor Intl
Fri 11/20
10:21 pm-10:04 pm
3 stops45h 43m
Knoxville McGhee Tyson
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$193
Showing 1-10 of 19 resultsSorted by cheapest first
Compare providers for flights from Sky Harbor Intl to Knoxville
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Sky Harbor Intl to Knoxville in October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star |
- Most accurate provider: When it comes to deals on Phoenix Sky Harbor Intl Airport-Knoxville flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Phoenix Sky Harbor Intl Airport-Knoxville flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Phoenix Sky Harbor Intl Airport-Knoxville flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Phoenix Sky Harbor Intl Airport-Knoxville flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Phoenix Sky Harbor Intl Airport-Knoxville flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Sky Harbor Intl to Knoxville
Have a flexible travel schedule? Discover the best time to fly to Knoxville from Sky Harbor Intl with our price prediction graph.
PHX-TYS
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Phoenix Sky Harbor Intl Airport to Knoxville
Prices
More
How far ahead should I book a flight from Phoenix Sky Harbor Intl Airport to Knoxville?
To ensure you get the cheapest price possible for a flight from Phoenix Sky Harbor Intl Airport to Knoxville, you should look to book at least 31 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from Phoenix Sky Harbor Intl Airport to Knoxville?
Currently, February is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to Knoxville (average of $245). Flying from Phoenix Sky Harbor Intl Airport 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 Sky Harbor Intl Airport to Knoxville?
Airfare is below average for this route at the moment.
Phoenix Sky Harbor Intl Airport to Knoxville flights typically cost between $228 and $441 in January.The cheapest round-trip price found within the last 5 days was $163 on Allegiant Air (Jan 7-Jan 14).
What’s the top layover airport for flights from Phoenix Sky Harbor Intl Airport to Knoxville?
Share of 1-stop round-trip flights from Phoenix Sky Harbor Intl Airport to Knoxville chosen by Cheapflights users in the past 12 months, using the same layover each way.
Denver (DEN) – chosen by Cheapflights users on 67% of 1-stop itineraries from Phoenix Sky Harbor Intl Airport to Knoxville on Cheapflights.
What’s the cheapest layover airport for flights from Phoenix Sky Harbor Intl Airport to Knoxville?
Average round-trip fare for 1-stop flights from Phoenix Sky Harbor Intl Airport to Knoxville, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Dallas (DAL) is the most affordable 1-stop option, with an average round-trip price of $350.
What’s the fastest layover option from Phoenix Sky Harbor Intl Airport to Knoxville?
Shortest average travel time for 1-stop one-way flights from Phoenix Sky Harbor Intl Airport to Knoxville, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Dallas (DAL) have the shortest average one-way travel time for 1-stop routes: 5h 50m.
Which airport typically offers the quickest layover for flights from Phoenix Sky Harbor Intl Airport to Knoxville?
Average layover duration for 1-stop one-way flights from Phoenix Sky Harbor Intl Airport to Knoxville, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Dallas (DAL) offer the fastest connection on this route, with an average layover time of 1h 55m.
Reviews of airlines servicing Knoxville
Get insights into the airlines that provide service to Knoxville. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Knoxville. Reviews last updated October 26, 2026.
Read through reviews of airlines operating flights from Phoenix Sky Harbor Intl Airport to Knoxville, such as Southwest,Delta, andUnited Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Food
7.0
Entertainment
7.4
Overall
7.9
Crew
8.6
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
Food
7.0
Entertainment
7.4
Overall
7.9
Crew
8.6
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
Food
7.0
Entertainment
7.4
Overall
7.9
Crew
8.6
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
Food
7.0
Entertainment
7.4
Overall
7.9
Crew
8.6
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
Food
7.0
Entertainment
7.4
Overall
7.9
Crew
8.6
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
Food
7.0
Entertainment
7.4
Overall
7.9
Crew
8.6
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
Related info for your journey
Find useful and relevant information for your journey from Sky Harbor Intl to Knoxville. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Sky Harbor Intl and Knoxville flights
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Top 6 airlines flying from Sky Harbor Intl to Knoxville
Discover the top 6 airlines that operate flights from Sky Harbor Intl to Knoxville. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated October 26, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$62 | Average$240 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$133 | Average$253 | FlexibilityNo cancel fee | On-time88% | |
| Cheapest$199 | Average$468 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$234 | Average$458 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$293 | Average$481 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$318 | Average$431 | FlexibilityNo cancel fee | On-time63% |