$86+ Cheap flights from Knoxville (TYS) to Sky Harbor Intl (PHX)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/2. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — PHX
maj 9 — maj 161
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 September or August, booked 66 days in advance, depart on a Friday or Thursday 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 april 9, 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 april 9, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 4/5. 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.
tors 7/22:41 pm
TYS
- PHX
Nonstop3h 49m
Allegiant Air
tors 7/94:20 pm
PHX
- TYS
Nonstop3h 36m
Allegiant Air
Deal found 4/5![Allegiant Air logo]()
$173
This Cheapflightsfares deal was found by Cheapflights users on 4/5. 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.
tors 7/302:41 pm
TYS
- PHX
Nonstop3h 49m
Allegiant Air
tors 8/204:16 pm
PHX
- TYS
Nonstop3h 36m
Allegiant Air
Deal found 4/5![Allegiant Air logo]()
$183
This Mytrip deal was found by Cheapflights users on 4/6. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sön 4/128:00 am
TYS
- PHX
Nonstop4h 06m
Allegiant Air
tors 4/169:56 am
PHX
- TYS
Nonstop3h 24m
Allegiant Air
Deal found 4/6![Allegiant Air logo]()
$200
This Cheapflightsfares deal was found by Cheapflights users on 4/8. 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.
sön 10/186:00 am
TYS
- PHX
Nonstop4h 01m
Allegiant Air
sön 10/253:43 pm
PHX
- TYS
Nonstop3h 27m
Allegiant Air
Deal found 4/8![Allegiant Air logo]()
$201
This Expedia deal was found by Cheapflights users on 4/7. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
tors 4/234:28 pm
TYS
- PHX
1 stop18h 08m
Frontier
tors 4/306:50 am
PHX
- TYS
1 stop5h 43m
Frontier
Deal found 4/7![Frontier logo]()
$205
This Mytrip deal was found by Cheapflights users on 4/7. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
tors 5/78:00 am
TYS
- PHX
Nonstop4h 06m
Allegiant Air
sön 5/179:56 am
PHX
- TYS
Nonstop3h 24m
Allegiant Air
Deal found 4/7![Allegiant Air logo]()
$207
This Expedia deal was found by Cheapflights users on 4/8. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
tors 4/234:28 pm
TYS
- PHX
1 stop18h 08m
Frontier
sön 4/266:50 am
PHX
- TYS
1 stop5h 43m
Frontier
Deal found 4/8![Frontier logo]()
$226
This Frontier deal was found by Cheapflights users on 4/7. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
tors 4/234:28 pm
TYS
- PHX
1 stop10h 14m
Frontier
sön 5/36:50 am
PHX
- TYS
1 stop5h 43m
Frontier
Deal found 4/7![Frontier logo]()
$231
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 april 9, 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 april 9, 2026.
This United Airlines deal was found by Cheapflights users on 4/8. 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.
ons 4/294:30 pm
TYS
- PHX
1 stop6h 49m
United Airlines
lör 5/211:05 am
PHX
- TYS
1 stop6h 40m
United Airlines
Deal found 4/8![United Airlines logo]()
$324
This Southwest deal was found by Cheapflights users on 4/8. 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.
ons 4/295:50 pm
TYS
- PHX
1 stop7h 40m
Southwest
lör 5/210:05 am
PHX
- TYS
1 stop6h 30m
Southwest
Deal found 4/8![Southwest logo]()
$329
This Delta deal was found by Cheapflights users on 4/4. 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.
tis 5/54:38 pm
TYS
- PHX
1 stop9h 06m
Delta
fre 5/1510:55 pm
PHX
- TYS
1 stop8h 09m
Delta
Deal found 4/4![Delta logo]()
$364
This American Airlines deal was found by Cheapflights users on 4/4. 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.
tors 6/1111:01 am
TYS
- PHX
1 stop6h 38m
American Airlines
fre 7/310:45 pm
PHX
- TYS
1 stop8h 53m
American Airlines
Deal found 4/4![American Airlines logo]()
$399
This Southwest deal was found by Cheapflights users on 4/6. 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.
tors 5/76:45 pm
TYS
- PHX
2 stops7h 20m
Southwest
mån 5/118:20 am
PHX
- TYS
2 stops9h 00m
Southwest
Deal found 4/6![Southwest logo]()
$377
This Delta deal was found by Cheapflights users on 4/5. 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.
tors 7/25:40 am
TYS
- PHX
1 stop6h 31m
Delta
tors 7/96:00 am
PHX
- TYS
1 stop8h 55m
Delta
Deal found 4/5![Delta logo]()
$399
This Southwest deal was found by Cheapflights users on 4/9. 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.
lör 5/96:40 am
TYS
- PHX
2 stops7h 20m
Southwest
lör 5/166:40 am
PHX
- TYS
2 stops8h 50m
Southwest
Deal found 4/9![Southwest logo]()
$413
This Southwest deal was found by Cheapflights users on 4/6. 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.
tors 5/216:35 am
TYS
- PHX
2 stops9h 05m
Southwest
tors 5/289:20 am
PHX
- TYS
2 stops8h 00m
Southwest
Deal found 4/6![Southwest logo]()
$462
This Southwest deal was found by Cheapflights users on 4/4. 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.
tors 6/46:40 am
TYS
- PHX
2 stops9h 35m
Southwest
mån 6/810:00 am
PHX
- TYS
2 stops8h 10m
Southwest
Deal found 4/4![Southwest logo]()
$462
This Southwest deal was found by Cheapflights users on 4/7. 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.
sön 5/107:45 am
TYS
- PHX
2 stops10h 15m
Southwest
tis 5/198:55 am
PHX
- TYS
2 stops7h 45m
Southwest
Deal found 4/7![Southwest logo]()
$463
Last-minute flights from Knoxville to Sky Harbor IntlDiscover last-minute flight deals from Knoxville to Sky Harbor Intl. Data last updated april 9, 2026 and is based on user searches.
Discover last-minute flight deals from Knoxville to Sky Harbor Intl. Data last updated april 9, 2026 and is based on user searches.
This Mytrip deal was found by Cheapflights users on 4/6. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sön 4/128:00 am
TYS
- PHX
Nonstop4h 06m
Allegiant Air
tors 4/169:56 am
PHX
- TYS
Nonstop3h 24m
Allegiant Air
Deal found 4/6![Allegiant Air logo]()
$200
This Expedia deal was found by Cheapflights users on 4/7. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
tors 4/234:28 pm
TYS
- PHX
1 stop18h 08m
Frontier
tors 4/306:50 am
PHX
- TYS
1 stop5h 43m
Frontier
Deal found 4/7![Frontier logo]()
$205
This Expedia deal was found by Cheapflights users on 4/8. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
tors 4/234:28 pm
TYS
- PHX
1 stop18h 08m
Frontier
sön 4/266:50 am
PHX
- TYS
1 stop5h 43m
Frontier
Deal found 4/8![Frontier logo]()
$226
This Frontier deal was found by Cheapflights users on 4/7. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
tors 4/234:28 pm
TYS
- PHX
1 stop10h 14m
Frontier
sön 5/36:50 am
PHX
- TYS
1 stop5h 43m
Frontier
Deal found 4/7![Frontier logo]()
$231
This CheapOair deal was found by Cheapflights users on 4/5. 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.
tors 4/234:28 pm
TYS
- PHX
1 stop18h 08m
Frontier
lör 4/259:52 am
PHX
- TYS
1 stop26h 41m
Frontier
Deal found 4/5![Frontier logo]()
$237
This Mytrip deal was found by Cheapflights users on 4/7. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
tors 5/78:00 am
TYS
- PHX
Nonstop4h 06m
Allegiant Air
sön 5/179:56 am
PHX
- TYS
Nonstop3h 24m
Allegiant Air
Deal found 4/7![Allegiant Air logo]()
$207
This Kiwi.com deal was found by Cheapflights users on 4/8. 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.
tors 5/79:40 pm
TYS
- PHX
2 stops25h 53m
Multiple Airlines
sön 5/179:56 am
PHX
- TYS
Nonstop3h 24m
Multiple Airlines
Deal found 4/8![Multiple Airlines logo]()
$236
This Booking.com deal was found by Cheapflights users on 4/5. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sön 5/108:00 am
TYS
- PHX
Nonstop4h 06m
Allegiant Air
sön 5/179:56 am
PHX
- TYS
Nonstop3h 24m
Allegiant Air
Deal found 4/5![Allegiant Air logo]()
$235
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 april 9, 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 april 9, 2026.
This Kiwi.com deal was found by Cheapflights users on 4/6. 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.
tors 7/22:41 pm
TYS
- PHX
Nonstop3h 49m
Allegiant Air
Deal found 4/6![Allegiant Air logo]()
$86
This Kiwi.com deal was found by Cheapflights users on 4/9. 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.
sön 5/38:00 am
TYS
- PHX
Nonstop4h 06m
Allegiant Air
Deal found 4/9![Allegiant Air logo]()
$91
This Cheapflightsfares deal was found by Cheapflights users on 4/6. 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.
sön 4/128:00 am
TYS
- PHX
Nonstop4h 06m
Allegiant Air
Deal found 4/6![Allegiant Air logo]()
$92
This Super.com deal was found by Cheapflights users on 4/6. 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.
tors 5/78:00 am
TYS
- PHX
Nonstop4h 06m
Allegiant Air
Deal found 4/6![Allegiant Air logo]()
$103
This Expedia deal was found by Cheapflights users on 4/7. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
tors 4/234:28 pm
TYS
- PHX
1 stop18h 08m
Frontier
Deal found 4/7![Frontier logo]()
$106
This Kiwi.com deal was found by Cheapflights users on 4/8. 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.
tors 5/74:31 pm
TYS
- PHX
2 stops31h 02m
Multiple Airlines
Deal found 4/8![Multiple Airlines logo]()
$115
This Kiwi.com deal was found by Cheapflights users on 4/6. 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.
mån 4/271:43 pm
TYS
- PHX
1 stop26h 12m
Multiple Airlines
Deal found 4/6![Multiple Airlines logo]()
$122
This Super.com deal was found by Cheapflights users on 4/7. 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.
tors 4/164:28 pm
TYS
- PHX
1 stop18h 08m
Frontier
Deal found 4/7![Frontier logo]()
$130
This Kiwi.com deal was found by Cheapflights users on 4/6. 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.
mån 5/118:32 pm
TYS
- PHX
1 stop21h 51m
Frontier
Deal found 4/6![Frontier logo]()
$131
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 april 9, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $173 (Cheapflightsfares) |
One-way from | $86 (Kiwi.com) |
Popular in | November |
Cheapest in | September |
Average price | $328 |
Good round-trip deal | $280 or less |
Good one-way deal | $112 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 2,558,603 searches. Data last updated april 9, 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
Quickest round-trip
KnoxvillePhoenix
TYS - PHX
TYSPHX
Knoxville McGhee Tyson
ons 4/29
4:30 pm-8:19 pm
1 stop6h 49m
Phoenix Sky Harbor Intl
lör 5/2
11:05 am-8:45 pm
1 stop6h 40m
$324
KnoxvillePhoenix
TYS - PHX
TYSPHX
Knoxville McGhee Tyson
ons 4/29
5:50 pm-10:30 pm
1 stop7h 40m
Phoenix Sky Harbor Intl
lör 5/2
10:05 am-7:35 pm
1 stop6h 30m
$329
KnoxvillePhoenix
TYS - PHX
TYSPHX
Knoxville McGhee Tyson
tis 5/5
4:38 pm-10:44 pm
1 stop9h 06m
Phoenix Sky Harbor Intl
fre 5/15
10:55 pm-10:04 am
1 stop8h 09m
$364
KnoxvillePhoenix
TYS - PHX
TYSPHX
Knoxville McGhee Tyson
tors 5/7
6:45 pm-11:05 pm
2 stops7h 20m
Phoenix Sky Harbor Intl
mån 5/11
8:20 am-8:20 pm
2 stops9h 00m
$377
KnoxvillePhoenix
TYS - PHX
TYSPHX
Knoxville McGhee Tyson
tors 6/11
11:01 am-2:39 pm
1 stop6h 38m
Phoenix Sky Harbor Intl
fre 7/3
10:45 pm-10:38 am
1 stop8h 53m
$399
KnoxvillePhoenix
TYS - PHX
TYSPHX
Knoxville McGhee Tyson
tors 7/2
5:40 am-9:11 am
1 stop6h 31m
Phoenix Sky Harbor Intl
tors 7/9
6:00 am-5:55 pm
1 stop8h 55m
$399
KnoxvillePhoenix
TYS - PHX
TYSPHX
Knoxville McGhee Tyson
lör 5/9
6:40 am-11:00 am
2 stops7h 20m
Phoenix Sky Harbor Intl
lör 5/16
6:40 am-6:30 pm
2 stops8h 50m
$413
KnoxvillePhoenix
TYS - PHX
TYSPHX
Knoxville McGhee Tyson
tors 5/21
6:35 am-12:40 pm
2 stops9h 05m
Phoenix Sky Harbor Intl
tors 5/28
9:20 am-8:20 pm
2 stops8h 00m
$462
KnoxvillePhoenix
TYS - PHX
TYSPHX
Knoxville McGhee Tyson
tors 6/4
6:40 am-1:15 pm
2 stops9h 35m
Phoenix Sky Harbor Intl
mån 6/8
10:00 am-9:10 pm
2 stops8h 10m
$462
KnoxvillePhoenix
TYS - PHX
TYSPHX
Knoxville McGhee Tyson
sön 5/10
7:45 am-3:00 pm
2 stops10h 15m
Phoenix Sky Harbor Intl
tis 5/19
8:55 am-7:40 pm
2 stops7h 45m
$463
Showing 1-10 of 20 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 April.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| 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?
Use this chart to determine the optimal time to book a round-trip flight from Knoxville to Sky Harbor Intl. Price data was last updated on April 3, 2026.
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 36 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 $99). Flying from Knoxville to Phoenix Sky Harbor Intl Airport in December is currently the most expensive (average of $201). 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.
What is the cheapest time of day to fly from TYS to PHX?
Find hourly flight availability from Knoxville to Sky Harbor Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated april 9, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Knoxville to Phoenix Sky Harbor Intl Airport as you normally would.
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 april 9, 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.
Boarding
8.1
Food
7.2
Crew
8.5
Overall
7.9
Entertainment
7.8
Comfort
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Boarding
8.1
Food
7.2
Crew
8.5
Overall
7.9
Entertainment
7.8
Comfort
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Boarding
8.1
Food
7.2
Crew
8.5
Overall
7.9
Entertainment
7.8
Comfort
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Boarding
8.1
Food
7.2
Crew
8.5
Overall
7.9
Entertainment
7.8
Comfort
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Boarding
8.1
Food
7.2
Crew
8.5
Overall
7.9
Entertainment
7.8
Comfort
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Boarding
8.1
Food
7.2
Crew
8.5
Overall
7.9
Entertainment
7.8
Comfort
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - 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 locationsGoodyear
Glendale
Paradise Valley
Casa Grande
Payson
Peoria
Camp Verde
Chandler
Buckeye
Globe
Surprise
Guadalupe
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Knoxville and Sky Harbor Intl flights
Browse other Knoxville and Sky Harbor Intl flight options. Last updated on april 9, 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 april 9, 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 april 9, 2026.
Top 5 airlines flying from Knoxville to Sky Harbor Intl
Discover the top 5 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 2,558,603 searches. Data last updated april 9, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$70 | Average$268 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$112 | Average$232 | FlexibilityNo cancel fee | On-time88% | |
| Cheapest$128 | Average$312 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$170 | Average$430 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$250 | Average$390 | FlexibilityNo cancel fee | On-time71% |