$126+ Cheap flights from Knoxville (TYS) to Sky Harbor Intl (PHX)
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 12/24. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — PHX
Dec 4 — Dec 111
Round-trip
1 adult, Economy
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Find cheap flights from Knoxville to Sky Harbor Intl 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 Knoxville McGhee Tyson to Phoenix Sky Harbor Intl are usually found in August or January, booked 36 days in advance, depart on a Friday or Wednesday and return on a Wednesday
Cheap flight deals from Knoxville to Sky Harbor Intl
Cheapest
Best
Last-minute
One-way
Cheapest flights from Knoxville to Sky Harbor IntlExplore the most affordable flight options available from Knoxville to Sky Harbor Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 4, 2026.
Explore the most affordable flight options available from Knoxville to Sky Harbor Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 4, 2026.
This Kiwi.com deal was found by Cheapflights users on 11/2. 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 12/241:50 pm -
Nonstop4h 11m
Fri 12/253:55 pm -
Nonstop3h 23m
Deal found 11/2![Allegiant Air logo]()
$219
This Kiwi.com deal was found by Cheapflights users on 11/2. 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 12/241:50 pm -
Nonstop4h 11m
Thu 12/314:51 pm -
Nonstop3h 23m
Deal found 11/2![Allegiant Air logo]()
$243
This Kiwi.com deal was found by Cheapflights users on 11/2. 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 12/2210:54 am -
Nonstop4h 11m
Fri 12/253:55 pm -
Nonstop3h 23m
Deal found 11/2![Allegiant Air logo]()
$248
This Kiwi.com deal was found by Cheapflights users on 11/2. 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 12/14:32 pm -
2 stops31h 33m
Thu 12/35:03 pm -
Nonstop3h 29m
Deal found 11/2![Multiple Airlines logo]()
$259
This Kiwi.com deal was found by Cheapflights users on 11/2. 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 12/2210:54 am -
Nonstop4h 11m
Thu 12/314:51 pm -
Nonstop3h 23m
Deal found 11/2![Allegiant Air logo]()
$275
This Cheapflightsfares deal was found by Cheapflights users on 11/3. 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.
Tue 12/2210:54 am -
Nonstop4h 11m
Tue 12/291:55 pm -
Nonstop3h 23m
Deal found 11/3![Allegiant Air logo]()
$283
This CheapOair deal was found by Cheapflights users on 10/30. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/191:50 pm -
Nonstop4h 11m
Sun 11/224:51 pm -
Nonstop3h 21m
Deal found 10/30![Allegiant Air logo]()
$284
This Trip.com deal was found by Cheapflights users on 10/30. 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 12/101:58 pm -
Nonstop4h 15m
Sun 12/135:03 pm -
Nonstop3h 29m
Deal found 10/30![Allegiant Air logo]()
$292
This Kiwi.com deal was found by Cheapflights users on 11/2. 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.
Fri 12/49:49 pm -
3 stops25h 38m
Sun 12/65:03 pm -
Nonstop3h 29m
Deal found 11/2![Multiple Airlines logo]()
$295
Best flights from Knoxville to Sky Harbor IntlDiscover carefully curated flight deals from Knoxville to Sky Harbor Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 4, 2026.
Discover carefully curated flight deals from Knoxville to Sky Harbor Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 4, 2026.
This Southwest deal was found by Cheapflights users on 11/3. 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 1/204:40 pm -
1 stop8h 45m
Sat 1/306:05 am -
2 stops9h 15m
Deal found 11/3![Southwest logo]()
$324
This United Airlines deal was found by Cheapflights users on 11/3. 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 1/145:28 pm -
1 stop6h 47m
Sat 1/238:16 am -
2 stops9h 28m
Deal found 11/3![United Airlines logo]()
$324
This Delta deal was found by Cheapflights users on 11/3. 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.
Thu 11/267:10 am -
1 stop10h 08m
Sun 11/2911:35 pm -
1 stop8h 20m
Deal found 11/3![Delta logo]()
$539
This Southwest deal was found by Cheapflights users on 11/2. 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.
Sun 1/246:45 am -
2 stops10h 25m
Sat 1/306:05 am -
2 stops9h 15m
Deal found 11/2![Southwest logo]()
$374
This Southwest deal was found by Cheapflights users on 11/1. 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 12/27:05 am -
2 stops9h 10m
Mon 12/71:35 am -
2 stops8h 45m
Deal found 11/1![Southwest logo]()
$381
This United Airlines deal was found by Cheapflights users on 11/2. 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 1/79:45 am -
1 stop8h 22m
Mon 1/1112:55 pm -
2 stops9h 04m
Deal found 11/2![United Airlines logo]()
$444
This United Airlines deal was found by Cheapflights users on 11/3. 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.
Fri 1/154:28 pm -
1 stop6h 56m
Sat 1/238:16 am -
2 stops10h 49m
Deal found 11/3![United Airlines logo]()
$444
This Southwest deal was found by Cheapflights users on 11/3. 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 1/146:45 am -
2 stops10h 05m
Fri 1/221:25 am -
2 stops8h 35m
Deal found 11/3![Southwest logo]()
$409
This Southwest deal was found by Cheapflights users on 11/2. 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 12/177:25 pm -
1 stop7h 55m
Mon 12/2112:45 pm -
2 stops7h 55m
Deal found 11/2![Southwest logo]()
$414
This Delta deal was found by Cheapflights users on 10/30. 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.
Sun 11/158:04 am -
1 stop7h 54m
Fri 11/2011:35 pm -
1 stop8h 37m
Deal found 10/30![Delta logo]()
$593
This United Airlines deal was found by Cheapflights users on 11/2. 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.
Tue 1/266:01 am -
2 stops13h 40m
Sun 1/318:15 pm -
2 stops11h 55m
Deal found 11/2![United Airlines logo]()
$495
Last-minute flights from Knoxville to Sky Harbor IntlDiscover last-minute flight deals from Knoxville to Sky Harbor Intl. Data last updated November 4, 2026 and is based on user searches.
Discover last-minute flight deals from Knoxville to Sky Harbor Intl. Data last updated November 4, 2026 and is based on user searches.
This CheapOair deal was found by Cheapflights users on 10/30. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/191:50 pm -
Nonstop4h 11m
Sun 11/224:51 pm -
Nonstop3h 21m
Deal found 10/30![Allegiant Air logo]()
$284
This Kiwi.com deal was found by Cheapflights users on 11/2. 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 12/14:32 pm -
2 stops31h 33m
Thu 12/35:03 pm -
Nonstop3h 29m
Deal found 11/2![Multiple Airlines logo]()
$259
This Kiwi.com deal was found by Cheapflights users on 11/2. 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.
Fri 12/49:49 pm -
3 stops25h 38m
Sun 12/65:03 pm -
Nonstop3h 29m
Deal found 11/2![Multiple Airlines logo]()
$295
This Trip.com deal was found by Cheapflights users on 10/30. 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 12/101:58 pm -
Nonstop4h 15m
Sun 12/135:03 pm -
Nonstop3h 29m
Deal found 10/30![Allegiant Air logo]()
$292
This Kiwi.com deal was found by Cheapflights users on 11/2. 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 12/2210:54 am -
Nonstop4h 11m
Fri 12/253:55 pm -
Nonstop3h 23m
Deal found 11/2![Allegiant Air logo]()
$248
This Kiwi.com deal was found by Cheapflights users on 11/2. 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 12/2210:54 am -
Nonstop4h 11m
Thu 12/314:51 pm -
Nonstop3h 23m
Deal found 11/2![Allegiant Air logo]()
$275
This Cheapflightsfares deal was found by Cheapflights users on 11/3. 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.
Tue 12/2210:54 am -
Nonstop4h 11m
Tue 12/291:55 pm -
Nonstop3h 23m
Deal found 11/3![Allegiant Air logo]()
$283
This Kiwi.com deal was found by Cheapflights users on 11/2. 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 12/241:50 pm -
Nonstop4h 11m
Fri 12/253:55 pm -
Nonstop3h 23m
Deal found 11/2![Allegiant Air logo]()
$219
This Kiwi.com deal was found by Cheapflights users on 11/2. 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 12/241:50 pm -
Nonstop4h 11m
Thu 12/314:51 pm -
Nonstop3h 23m
Deal found 11/2![Allegiant Air logo]()
$243
One-way flights from Knoxville to Sky Harbor IntlSearch for one-way flight options from Knoxville to Sky Harbor Intl. Find affordable one-way fares based on user searches. Data last updated November 4, 2026.
Search for one-way flight options from Knoxville to Sky Harbor Intl. Find affordable one-way fares based on user searches. Data last updated November 4, 2026.
This Kiwi.com deal was found by Cheapflights users on 11/2. 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 12/241:50 pm -
Nonstop4h 11m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/2![Allegiant Air logo]()
$126
This Kiwi.com deal was found by Cheapflights users on 11/2. 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.
Fri 12/2512:54 pm -
Nonstop4h 11m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/2![Allegiant Air logo]()
$136
This Kiwi.com deal was found by Cheapflights users on 11/1. 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 12/2210:54 am -
Nonstop4h 11m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/1![Allegiant Air logo]()
$146
This Kiwi.com deal was found by Cheapflights users on 11/2. 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 12/25:09 pm -
2 stops30h 29m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/2![Multiple Airlines logo]()
$148
This Kiwi.com deal was found by Cheapflights users on 11/2. 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.
Fri 12/49:49 pm -
3 stops25h 38m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/2![Multiple Airlines logo]()
$152
This CheapOair deal was found by Cheapflights users on 10/30. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/131:58 pm -
Nonstop4h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/30![Allegiant Air logo]()
$157
This American Airlines deal was found by Cheapflights users on 11/2. 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.
Wed 12/25:32 pm -
1 stop7h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/2![American Airlines logo]()
$160
This Southwest deal was found by Cheapflights users on 10/31. 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.
Tue 12/152:40 pm -
2 stops9h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/31![Southwest logo]()
$165
This Southwest deal was found by Cheapflights users on 11/1. 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 12/237:15 pm -
2 stops14h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/1![Southwest logo]()
$171
This Kiwi.com deal was found by Cheapflights users on 11/2. 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 12/14:32 pm -
2 stops31h 33m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/2![Multiple Airlines logo]()
$173
This Kiwi.com deal was found by Cheapflights users on 11/2. 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 12/38:55 pm -
2 stops26h 43m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/2![Multiple Airlines logo]()
$174
This Kiwi.com deal was found by Cheapflights users on 11/2. 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.
Mon 11/1610:09 pm -
1 stop17h 24m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/2![Multiple Airlines logo]()
$175
Find flight deals from Knoxville to Sky Harbor Intl
Discover tips and strategies to find the most affordable flight options for your journey from Knoxville (TYS) to Sky Harbor Intl (PHX). 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 November 4, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $184 (Kiwi.com) |
One-way from | $126 (Kiwi.com) |
Popular in | June |
Cheapest in | August |
Average price | $430 |
Good round-trip deal | $319 or less |
Good one-way deal | $171 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Knoxville to Sky Harbor Intl 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 November 4, 2026.
Use the filters below to find and compare flights from Knoxville to Phoenix Sky Harbor Intl Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
KnoxvillePhoenix
TYS Knoxville McGhee Tyson - PHX Phoenix Sky Harbor Intl
TYSPHX
Knoxville McGhee Tyson
Fri 12/4
5:10 pm-11:28 pm
1 stop8h 18m
Phoenix Sky Harbor Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$160
KnoxvillePhoenix
TYS Knoxville McGhee Tyson - PHX Phoenix Sky Harbor Intl
TYSPHX
Knoxville McGhee Tyson
Thu 12/3
7:26 pm-11:38 pm
1 stop6h 12m
Phoenix Sky Harbor Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$160
KnoxvillePhoenix
TYS Knoxville McGhee Tyson - PHX Phoenix Sky Harbor Intl
TYSPHX
Knoxville McGhee Tyson
Sat 12/5
6:17 pm-11:38 pm
1 stop7h 21m
Phoenix Sky Harbor Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$160
KnoxvillePhoenix
TYS Knoxville McGhee Tyson - PHX Phoenix Sky Harbor Intl
TYSPHX
Knoxville McGhee Tyson
Tue 12/15
2:40 pm-9:45 pm
2 stops9h 05m
Phoenix Sky Harbor Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$165
KnoxvillePhoenix
TYS Knoxville McGhee Tyson - PHX Phoenix Sky Harbor Intl
TYSPHX
Knoxville McGhee Tyson
Wed 12/23
7:15 pm-7:50 am
2 stops14h 35m
Phoenix Sky Harbor Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$171
KnoxvillePhoenix
TYS Knoxville McGhee Tyson - PHX Phoenix Sky Harbor Intl
TYSPHX
Knoxville McGhee Tyson
Mon 11/16
10:09 pm-1:33 pm
1 stop17h 24m
Phoenix Sky Harbor Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$183
KnoxvillePhoenix
TYS Knoxville McGhee Tyson - PHX Phoenix Sky Harbor Intl
TYSPHX
Knoxville McGhee Tyson
Wed 12/23
9:49 pm-2:54 pm
3 stops43h 05m
Phoenix Sky Harbor Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$197
Quickest round-trip
KnoxvillePhoenix
TYS Knoxville McGhee Tyson - PHX Phoenix Sky Harbor Intl
TYSPHX
Knoxville McGhee Tyson
Mon 11/30
2:50 pm-5:01 pm
Nonstop4h 11m
Phoenix Sky Harbor Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$220
KnoxvillePhoenix
TYS Knoxville McGhee Tyson - PHX Phoenix Sky Harbor Intl
TYSPHX
Knoxville McGhee Tyson
Mon 11/30
8:04 pm-1:13 am
1 stop7h 09m
Phoenix Sky Harbor Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$235
KnoxvillePhoenix
TYS Knoxville McGhee Tyson - PHX Phoenix Sky Harbor Intl
TYSPHX
Knoxville McGhee Tyson
Fri 12/25
7:05 am-1:45 pm
2 stops8h 40m
Phoenix Sky Harbor Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$235
Showing 1-10 of 23 resultsSorted by cheapest first
Compare providers for flights from Knoxville to Sky Harbor Intl
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 Knoxville to Sky Harbor Intl in November.
| 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 Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Knoxville-Phoenix Sky Harbor Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Knoxville-Phoenix Sky Harbor Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Knoxville-Phoenix Sky Harbor Intl Airport flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Knoxville-Phoenix Sky Harbor Intl Airport 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 Knoxville-Phoenix Sky Harbor Intl Airport 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 Knoxville to Sky Harbor Intl
Have a flexible travel schedule? Discover the best time to fly to Sky Harbor Intl from Knoxville with our price prediction graph.
TYS-PHX
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 Knoxville to Phoenix Sky Harbor Intl Airport
How far ahead should I book a flight from Knoxville to Phoenix Sky Harbor Intl Airport?
To ensure you get the cheapest price possible for a flight from Knoxville to Phoenix Sky Harbor Intl Airport, you should look to book at least 35 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 Knoxville to Phoenix Sky Harbor Intl Airport?
Currently, August is the cheapest month in which you can book a flight from Knoxville to Phoenix Sky Harbor Intl Airport (average of $208). Flying from Knoxville to Phoenix Sky Harbor Intl Airport in June is currently the most expensive (average of $610). 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 Knoxville to Phoenix Sky Harbor Intl Airport?
Airfare is below average for this route at the moment.
Knoxville to Phoenix Sky Harbor Intl Airport flights typically cost between $342 and $504 in January.The cheapest round-trip price found within the last 5 days was $184 on Allegiant Air (Jan 10-Jan 14).
Reviews of airlines servicing Sky Harbor Intl
Get insights into the airlines that provide service to Sky Harbor Intl. 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 Sky Harbor Intl. Reviews last updated November 4, 2026.
See what other customers who have flown with Delta,United Airlines, andAllegiant Air from Knoxville to Phoenix Sky Harbor Intl Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
7.8
Entertainment
7.8
Food
7.2
Overall
7.8
Boarding
8.1
Crew
8.5
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
Comfort
7.8
Entertainment
7.8
Food
7.2
Overall
7.8
Boarding
8.1
Crew
8.5
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
Comfort
7.8
Entertainment
7.8
Food
7.2
Overall
7.8
Boarding
8.1
Crew
8.5
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
Comfort
7.8
Entertainment
7.8
Food
7.2
Overall
7.8
Boarding
8.1
Crew
8.5
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
Comfort
7.8
Entertainment
7.8
Food
7.2
Overall
7.8
Boarding
8.1
Crew
8.5
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
Comfort
7.8
Entertainment
7.8
Food
7.2
Overall
7.8
Boarding
8.1
Crew
8.5
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
Related info for your journey
Find useful and relevant information for your journey from Knoxville to Sky Harbor Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Phoenix Sky Harbor Intl Airport?
Book flights to Phoenix Sky Harbor Intl Airport if you plan to visit one of these locationsGlendale
Buckeye
Payson
Peoria
Goodyear
Surprise
Wickenburg
Paradise Valley
Casa Grande
Chandler
Camp Verde
Globe
Fountain Hills
Guadalupe
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Knoxville and Sky Harbor Intl flights
Browse other Knoxville and Sky Harbor Intl flight options. Last updated on November 4, 2026.
Other flights from Knoxville
Browse through other flights departing from Knoxville. Flights are based on user searches made on Cheapflights and were last updated on November 4, 2026.
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Other flights to Sky Harbor Intl
Explore flights to Sky Harbor Intl departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on November 4, 2026.
Top 6 airlines flying from Knoxville to Sky Harbor Intl
Discover the top 6 airlines that operate flights from Knoxville to Sky Harbor Intl. 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 November 4, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$70 | Average$324 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$127 | Average$306 | FlexibilityNo cancel fee | On-time88% | |
| Cheapest$148 | Average$405 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$243 | Average$476 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$276 | Average$386 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$284 | Average$431 | FlexibilityNo cancel fee | On-time71% |