$92+ Cheap flights from Knoxville (TYS) to Arizona
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 9/6. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — PHX
Jun 3 — Jun 101
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Knoxville to Arizona 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.Cheap flight deals from Knoxville to Arizona
Cheapest
Best
Last-minute
One-way
Cheapest flights from Knoxville to ArizonaExplore the most affordable flight options available from Knoxville to Arizona. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 4, 2026.
Explore the most affordable flight options available from Knoxville to Arizona. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 4, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 4/30. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/151:43 pm
TYS
- LAS
Nonstop4h 31m
Allegiant Air
Mon 5/184:04 pm
LAS
- TYS
Nonstop3h 47m
Allegiant Air
Deal found 4/30![Allegiant Air logo]()
$200
This Cheapflightsfares deal was found by Cheapflights users on 5/2. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/22:41 pm
TYS
- PHX
Nonstop3h 49m
Allegiant Air
Sun 7/54:20 pm
PHX
- TYS
Nonstop3h 36m
Allegiant Air
Deal found 5/2![Allegiant Air logo]()
$206
This Cheapflightsfares deal was found by Cheapflights users on 4/29. 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.
Fri 8/72:47 pm
TYS
- LAS
Nonstop4h 19m
Allegiant Air
Mon 8/107:00 am
LAS
- TYS
Nonstop3h 57m
Allegiant Air
Deal found 4/29![Allegiant Air logo]()
$209
This Expedia deal was found by Cheapflights users on 5/2. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/108:32 pm
TYS
- LAS
1 stop13h 38m
Frontier
Tue 6/1612:59 am
LAS
- TYS
1 stop15h 38m
Frontier
Deal found 5/2![Frontier logo]()
$210
This Cheapflightsfares deal was found by Cheapflights users on 4/30. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/202:34 pm
TYS
- PHX
Nonstop3h 58m
Allegiant Air
Thu 9/244:22 pm
PHX
- TYS
Nonstop3h 31m
Allegiant Air
Deal found 4/30![Allegiant Air logo]()
$217
This CheapOair deal was found by Cheapflights users on 5/4. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/18:32 pm
TYS
- PHX
1 stop16h 33m
Frontier
Mon 6/85:15 am
PHX
- TYS
1 stop11h 18m
Frontier
Deal found 5/4![Frontier logo]()
$220
This CheapOair deal was found by Cheapflights users on 4/30. 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.
Fri 6/58:32 pm
TYS
- PHX
1 stop14h 12m
Frontier
Mon 6/85:15 am
PHX
- TYS
1 stop11h 18m
Frontier
Deal found 4/30![Frontier logo]()
$221
This Cheapflightsfares deal was found by Cheapflights users on 5/1. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/189:15 am
TYS
- LAS
Nonstop4h 14m
Allegiant Air
Fri 9/259:04 am
LAS
- TYS
Nonstop3h 54m
Allegiant Air
Deal found 5/1![Allegiant Air logo]()
$224
This Kiwi.com deal was found by Cheapflights users on 4/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/151:43 pm
TYS
- LAS
Nonstop4h 31m
Multiple Airlines
Wed 5/206:30 am
LAS
- TYS
1 stop28h 29m
Multiple Airlines
Deal found 4/30![Multiple Airlines logo]()
$228
This Expedia deal was found by Cheapflights users on 5/1. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/178:32 pm
TYS
- LAS
1 stop26h 57m
Frontier
Tue 6/2312:59 am
LAS
- TYS
1 stop15h 38m
Frontier
Deal found 5/1![Frontier logo]()
$230
This Kiwi.com deal was found by Cheapflights users on 5/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/152:46 pm
TYS
- LAS
Nonstop4h 08m
Multiple Airlines
Tue 6/239:24 pm
LAS
- TYS
1 stop19h 13m
Multiple Airlines
Deal found 5/3![Multiple Airlines logo]()
$231
This Cheapflightsfares deal was found by Cheapflights users on 4/30. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/229:29 pm
TYS
- LAS
Nonstop4h 15m
Allegiant Air
Sun 10/251:45 pm
LAS
- TYS
Nonstop3h 54m
Allegiant Air
Deal found 4/30![Allegiant Air logo]()
$232
Best flights from Knoxville to ArizonaDiscover carefully curated flight deals from Knoxville to Arizona that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 4, 2026.
Discover carefully curated flight deals from Knoxville to Arizona that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 4, 2026.
This Delta deal was found by Cheapflights users on 5/1. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/305:40 am
TYS
- LAS
1 stop5h 53m
Delta
Fri 7/3112:33 am
LAS
- TYS
1 stop6h 05m
Delta
Deal found 5/1![Delta logo]()
$345
This Southwest deal was found by Cheapflights users on 5/4. 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.
Fri 6/57:45 pm
TYS
- LAS
1 stop7h 50m
Southwest
Tue 6/95:00 am
LAS
- TYS
1 stop9h 00m
Southwest
Deal found 5/4![Southwest logo]()
$345
This United Airlines deal was found by Cheapflights users on 5/3. 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.
Tue 7/215:45 pm
TYS
- LAS
1 stop7h 14m
United Airlines
Tue 7/288:31 pm
LAS
- TYS
2 stops10h 12m
United Airlines
Deal found 5/3![United Airlines logo]()
$396
This Kiwi.com deal was found by Cheapflights users on 5/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/144:14 pm
TYS
- PHX
2 stops34h 01m
Multiple Airlines
Sun 10/187:51 am
PHX
- TYS
Nonstop3h 27m
Multiple Airlines
Deal found 5/4![Multiple Airlines logo]()
$477
This American Airlines deal was found by Cheapflights users on 4/29. 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 6/295:37 am
TYS
- TUS
1 stop6h 05m
American Airlines
Sun 7/51:17 pm
TUS
- TYS
1 stop7h 35m
American Airlines
Deal found 4/29![American Airlines logo]()
$497
This Southwest deal was found by Cheapflights users on 4/30. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/182:05 pm
TYS
- PHX
1 stop7h 50m
Southwest
Tue 9/229:00 am
PHX
- TYS
2 stops6h 55m
Southwest
Deal found 4/30![Southwest logo]()
$369
This United Airlines deal was found by Cheapflights users on 5/3. 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.
Tue 6/26:00 am
TYS
- LAS
2 stops11h 22m
United Airlines
Tue 6/96:00 am
LAS
- TYS
1 stop9h 07m
United Airlines
Deal found 5/3![United Airlines logo]()
$424
This Southwest deal was found by Cheapflights users on 5/3. 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 7/24:20 pm
TYS
- LAS
2 stops8h 05m
Southwest
Sun 7/57:30 am
LAS
- TYS
2 stops7h 50m
Southwest
Deal found 5/3![Southwest logo]()
$409
This Delta deal was found by Cheapflights users on 5/3. 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 7/238:35 am
TYS
- TUS
1 stop7h 00m
Delta
Mon 7/276:00 am
TUS
- TYS
1 stop5h 48m
Delta
Deal found 5/3![Delta logo]()
$457
This United Airlines deal was found by Cheapflights users on 5/3. 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.
Tue 7/214:56 pm
TYS
- LAS
1 stop6h 12m
United Airlines
Fri 7/245:30 am
LAS
- TYS
1 stop7h 23m
United Airlines
Deal found 5/3![United Airlines logo]()
$452
This Southwest deal was found by Cheapflights users on 5/4. 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.
Wed 10/147:00 am
TYS
- PHX
1 stop6h 55m
Southwest
Sun 10/1810:45 pm
PHX
- TYS
2 stops13h 35m
Southwest
Deal found 5/4![Southwest logo]()
$425
This United Airlines deal was found by Cheapflights users on 5/3. 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.
Wed 9/96:30 am
TYS
- PHX
1 stop8h 56m
United Airlines
Mon 9/146:40 pm
PHX
- TYS
2 stops12h 28m
United Airlines
Deal found 5/3![United Airlines logo]()
$469
This Southwest deal was found by Cheapflights users on 5/3. 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.
Sat 10/101:30 pm
TYS
- PHX
1 stop8h 05m
Southwest
Fri 10/1612:35 am
PHX
- TYS
2 stops8h 20m
Southwest
Deal found 5/3![Southwest logo]()
$433
This American Airlines deal was found by Cheapflights users on 5/3. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/125:00 am
TYS
- FLG
2 stops9h 55m
American Airlines
Fri 6/1912:35 pm
FLG
- TYS
1 stop8h 20m
American Airlines
Deal found 5/3![American Airlines logo]()
$624
This Southwest deal was found by Cheapflights users on 5/2. 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.
Fri 7/106:40 am
TYS
- PHX
2 stops9h 35m
Southwest
Tue 7/149:25 am
PHX
- TYS
2 stops7h 55m
Southwest
Deal found 5/2![Southwest logo]()
$438
This United Airlines deal was found by Cheapflights users on 5/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/291:54 pm
TYS
- LAS
2 stops13h 27m
United Airlines
Tue 6/211:59 pm
LAS
- TYS
1 stop6h 44m
United Airlines
Deal found 5/1![United Airlines logo]()
$506
This American Airlines deal was found by Cheapflights users on 5/2. 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.
Sat 5/231:53 pm
TYS
- FLG
2 stops9h 03m
American Airlines
Wed 5/2712:35 pm
FLG
- TYS
1 stop8h 21m
American Airlines
Deal found 5/2![American Airlines logo]()
$631
This Southwest deal was found by Cheapflights users on 5/2. 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 7/234:20 pm
TYS
- TUS
2 stops10h 20m
Southwest
Mon 7/276:10 am
TUS
- TYS
2 stops12h 00m
Southwest
Deal found 5/2![Southwest logo]()
$467
This United Airlines deal was found by Cheapflights users on 5/2. 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.
Fri 7/246:00 am
TYS
- LAS
1 stop8h 08m
United Airlines
Mon 7/277:52 pm
LAS
- TYS
2 stops10h 51m
United Airlines
Deal found 5/2![United Airlines logo]()
$533
This Southwest deal was found by Cheapflights users on 5/4. 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.
Wed 5/275:50 pm
TYS
- PHX
1 stop7h 40m
Southwest
Sun 5/318:35 am
PHX
- TYS
2 stops9h 30m
Southwest
Deal found 5/4![Southwest logo]()
$473
This United Airlines deal was found by Cheapflights users on 4/29. 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 5/204:20 pm
TYS
- LAS
1 stop8h 45m
United Airlines
Sun 5/248:31 pm
LAS
- TYS
2 stops10h 34m
United Airlines
Deal found 4/29![United Airlines logo]()
$534
This American Airlines deal was found by Cheapflights users on 4/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/305:36 am
TYS
- FLG
2 stops8h 37m
American Airlines
Sat 6/610:25 am
FLG
- TYS
2 stops10h 30m
American Airlines
Deal found 4/30![American Airlines logo]()
$719
This Southwest deal was found by Cheapflights users on 5/1. 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 6/38:15 am
TYS
- PHX
2 stops10h 00m
Southwest
Fri 6/510:55 am
PHX
- TYS
2 stops7h 15m
Southwest
Deal found 5/1![Southwest logo]()
$477
This United Airlines deal was found by Cheapflights users on 5/3. 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 5/281:54 pm
TYS
- LAS
2 stops13h 27m
United Airlines
Mon 6/16:10 pm
LAS
- TYS
2 stops13h 32m
United Airlines
Deal found 5/3![United Airlines logo]()
$548
This Southwest deal was found by Cheapflights users on 5/3. 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 7/234:20 pm
TYS
- TUS
2 stops10h 20m
Southwest
Tue 7/285:15 am
TUS
- TYS
2 stops10h 05m
Southwest
Deal found 5/3![Southwest logo]()
$497
This American Airlines deal was found by Cheapflights users on 5/3. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/67:01 am
TYS
- FLG
1 stop7h 54m
American Airlines
Thu 6/1112:35 pm
FLG
- TYS
1 stop8h 20m
American Airlines
Deal found 5/3![American Airlines logo]()
$806
This Southwest deal was found by Cheapflights users on 4/29. 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.
Mon 6/296:40 am
TYS
- TUS
2 stops10h 10m
Southwest
Sun 7/57:10 am
TUS
- TYS
2 stops8h 10m
Southwest
Deal found 4/29![Southwest logo]()
$507
This Southwest deal was found by Cheapflights users on 4/29. 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 5/282:45 pm
TYS
- TUS
2 stops10h 10m
Southwest
Sun 5/315:35 am
TUS
- TYS
2 stops12h 30m
Southwest
Deal found 4/29![Southwest logo]()
$514
This Southwest deal was found by Cheapflights users on 5/3. 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.
Mon 6/12:45 pm
TYS
- TUS
2 stops10h 10m
Southwest
Sun 6/76:30 am
TUS
- TYS
1 stop8h 50m
Southwest
Deal found 5/3![Southwest logo]()
$516
Last-minute flights from Knoxville to ArizonaDiscover last-minute flight deals from Knoxville to Arizona. Data last updated May 4, 2026 and is based on user searches.
Discover last-minute flight deals from Knoxville to Arizona. Data last updated May 4, 2026 and is based on user searches.
This Cheapflightsfares deal was found by Cheapflights users on 4/30. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/151:43 pm
TYS
- LAS
Nonstop4h 31m
Allegiant Air
Mon 5/184:04 pm
LAS
- TYS
Nonstop3h 47m
Allegiant Air
Deal found 4/30![Allegiant Air logo]()
$200
This Kiwi.com deal was found by Cheapflights users on 4/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/151:43 pm
TYS
- LAS
Nonstop4h 31m
Multiple Airlines
Wed 5/206:30 am
LAS
- TYS
1 stop28h 29m
Multiple Airlines
Deal found 4/30![Multiple Airlines logo]()
$228
This Kiwi.com deal was found by Cheapflights users on 5/1. 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.
Fri 5/151:43 pm
TYS
- LAS
Nonstop4h 31m
Multiple Airlines
Thu 6/44:54 pm
LAS
- TYS
1 stop17h 00m
Multiple Airlines
Deal found 5/1![Multiple Airlines logo]()
$257
This Expedia deal was found by Cheapflights users on 5/1. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/298:19 pm
TYS
- LAS
1 stop20h 25m
Frontier
Fri 6/56:30 am
LAS
- TYS
1 stop10h 03m
Frontier
Deal found 5/1![Frontier logo]()
$250
This Expedia deal was found by Cheapflights users on 4/30. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/298:19 pm
TYS
- PHX
1 stop6h 10m
Frontier
Mon 6/15:15 am
PHX
- TYS
1 stop11h 18m
Frontier
Deal found 4/30![Frontier logo]()
$250
This CheapOair deal was found by Cheapflights users on 5/4. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/18:32 pm
TYS
- PHX
1 stop16h 33m
Frontier
Mon 6/85:15 am
PHX
- TYS
1 stop11h 18m
Frontier
Deal found 5/4![Frontier logo]()
$220
This CheapOair deal was found by Cheapflights users on 4/30. 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.
Fri 6/58:32 pm
TYS
- PHX
1 stop14h 12m
Frontier
Mon 6/85:15 am
PHX
- TYS
1 stop11h 18m
Frontier
Deal found 4/30![Frontier logo]()
$221
This CheapOair deal was found by Cheapflights users on 5/1. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/88:32 pm
TYS
- PHX
1 stop16h 44m
Frontier
Fri 6/126:40 am
PHX
- TYS
1 stop9h 57m
Frontier
Deal found 5/1![Frontier logo]()
$241
This Expedia deal was found by Cheapflights users on 5/2. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/108:32 pm
TYS
- LAS
1 stop13h 38m
Frontier
Tue 6/1612:59 am
LAS
- TYS
1 stop15h 38m
Frontier
Deal found 5/2![Frontier logo]()
$210
This Kiwi.com deal was found by Cheapflights users on 5/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/152:46 pm
TYS
- LAS
Nonstop4h 08m
Multiple Airlines
Tue 6/239:24 pm
LAS
- TYS
1 stop19h 13m
Multiple Airlines
Deal found 5/3![Multiple Airlines logo]()
$231
This CheapOair deal was found by Cheapflights users on 5/3. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/158:32 pm
TYS
- PHX
1 stop22h 16m
Frontier
Mon 6/226:40 am
PHX
- TYS
1 stop9h 57m
Frontier
Deal found 5/3![Frontier logo]()
$261
This Expedia deal was found by Cheapflights users on 5/1. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/178:32 pm
TYS
- LAS
1 stop26h 57m
Frontier
Tue 6/2312:59 am
LAS
- TYS
1 stop15h 38m
Frontier
Deal found 5/1![Frontier logo]()
$230
One-way flights from Knoxville to ArizonaSearch for one-way flight options from Knoxville to Arizona. Find affordable one-way fares based on user searches. Data last updated May 4, 2026.
Search for one-way flight options from Knoxville to Arizona. Find affordable one-way fares based on user searches. Data last updated May 4, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 5/4. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/62:34 pm
TYS
- PHX
Nonstop3h 58m
Allegiant Air
Deal found 5/4![Allegiant Air logo]()
$92
This Kiwi.com deal was found by Cheapflights users on 5/1. 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.
Fri 5/151:43 pm
TYS
- LAS
Nonstop4h 31m
Allegiant Air
Deal found 5/1![Allegiant Air logo]()
$96
This Kiwi.com deal was found by Cheapflights users on 5/1. 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.
Wed 6/248:32 pm
TYS
- PHX
1 stop14h 13m
Frontier
Deal found 5/1![Frontier logo]()
$109
This Cheapflightsfares deal was found by Cheapflights users on 5/3. 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.
Mon 7/272:47 pm
TYS
- LAS
Nonstop4h 07m
Allegiant Air
Deal found 5/3![Allegiant Air logo]()
$114
This CheapOair deal was found by Cheapflights users on 5/3. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/128:32 pm
TYS
- PHX
1 stop16h 39m
Frontier
Deal found 5/3![Frontier logo]()
$117
This Frontier deal was found by Cheapflights users on 5/4. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/258:19 pm
TYS
- LAS
1 stop6h 10m
Frontier
Deal found 5/4![Frontier logo]()
$125
This Frontier deal was found by Cheapflights users on 5/4. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/138:32 pm
TYS
- PHX
1 stop6h 00m
Frontier
Deal found 5/4![Frontier logo]()
$125
This Kiwi.com deal was found by Cheapflights users on 4/29. 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 5/2210:03 pm
TYS
- LAS
1 stop28h 36m
Allegiant Air
Deal found 4/29![Allegiant Air logo]()
$130
This Cheapflightsfares deal was found by Cheapflights users on 5/2. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/292:46 pm
TYS
- LAS
Nonstop4h 08m
Allegiant Air
Deal found 5/2![Allegiant Air logo]()
$133
This Super.com deal was found by Cheapflights users on 5/2. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/158:32 pm
TYS
- LAS
1 stop18h 03m
Frontier
Deal found 5/2![Frontier logo]()
$134
This Kiwi.com deal was found by Cheapflights users on 5/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/202:34 pm
TYS
- PHX
Nonstop3h 58m
Allegiant Air
Deal found 5/4![Allegiant Air logo]()
$136
This Kiwi.com deal was found by Cheapflights users on 5/2. 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 6/182:42 pm
TYS
- PHX
Nonstop3h 48m
Allegiant Air
Deal found 5/2![Allegiant Air logo]()
$137
Find flight deals from Knoxville to Arizona
Keep the following information in mind while searching for Knoxville to Arizona flight deals. Data was last updated May 4, 2026.
Round-trip from | $200 (Cheapflightsfares) |
|---|---|
One-way from | $92 (Cheapflightsfares) |
Popular in | November |
Cheapest in | August |
Average price | $381 |
Good round-trip deal | $278 or less |
Good one-way deal | $121 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Knoxville to Arizona 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 May 4, 2026.
Use the filters below to find and compare flights from Knoxville to Arizona that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
KnoxvilleLas Vegas
TYS - LAS
TYSLAS
Knoxville McGhee Tyson
Thu 7/30
5:40 am-8:33 am
1 stop5h 53m
Las Vegas Harry Reid Intl
Fri 7/31
12:33 am-9:38 am
1 stop6h 05m
$345
KnoxvilleLas Vegas
TYS - LAS
TYSLAS
Knoxville McGhee Tyson
Fri 6/5
7:45 pm-12:35 am
1 stop7h 50m
Las Vegas Harry Reid Intl
Tue 6/9
5:00 am-5:00 pm
1 stop9h 00m
$345
KnoxvillePhoenix
TYS - PHX
TYSPHX
Knoxville McGhee Tyson
Fri 9/18
2:05 pm-6:55 pm
1 stop7h 50m
Phoenix Sky Harbor Intl
Tue 9/22
9:00 am-6:55 pm
2 stops6h 55m
$369
KnoxvilleLas Vegas
TYS - LAS
TYSLAS
Knoxville McGhee Tyson
Tue 7/21
5:45 pm-9:59 pm
1 stop7h 14m
Las Vegas Harry Reid Intl
Tue 7/28
8:31 pm-9:43 am
2 stops10h 12m
$396
KnoxvilleLas Vegas
TYS - LAS
TYSLAS
Knoxville McGhee Tyson
Thu 7/2
4:20 pm-9:25 pm
2 stops8h 05m
Las Vegas Harry Reid Intl
Sun 7/5
7:30 am-6:20 pm
2 stops7h 50m
$409
KnoxvilleLas Vegas
TYS - LAS
TYSLAS
Knoxville McGhee Tyson
Tue 6/2
6:00 am-2:22 pm
2 stops11h 22m
Las Vegas Harry Reid Intl
Tue 6/9
6:00 am-6:07 pm
1 stop9h 07m
$424
KnoxvillePhoenix
TYS - PHX
TYSPHX
Knoxville McGhee Tyson
Wed 10/14
7:00 am-10:55 am
1 stop6h 55m
Phoenix Sky Harbor Intl
Sun 10/18
10:45 pm-3:20 pm
2 stops13h 35m
$425
KnoxvillePhoenix
TYS - PHX
TYSPHX
Knoxville McGhee Tyson
Sat 10/10
1:30 pm-6:35 pm
1 stop8h 05m
Phoenix Sky Harbor Intl
Fri 10/16
12:35 am-11:55 am
2 stops8h 20m
$433
KnoxvillePhoenix
TYS - PHX
TYSPHX
Knoxville McGhee Tyson
Fri 7/10
6:40 am-1:15 pm
2 stops9h 35m
Phoenix Sky Harbor Intl
Tue 7/14
9:25 am-8:20 pm
2 stops7h 55m
$438
KnoxvilleLas Vegas
TYS - LAS
TYSLAS
Knoxville McGhee Tyson
Tue 7/21
4:56 pm-8:08 pm
1 stop6h 12m
Las Vegas Harry Reid Intl
Fri 7/24
5:30 am-3:53 pm
1 stop7h 23m
$452
Showing 1-10 of 59 resultsSorted by cheapest first
Best time to book a flight from Knoxville to Arizona
Have a flexible travel schedule? Discover the best time to fly to Arizona from Knoxville with our price prediction graph.
TYS-LAS
TYS-PHX
TYS-TUS
TYS-FLG
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 Arizona
TYS-USAZ
TYS-LAS
TYS-PHX
TYS-TUS
TYS-FLG
How far ahead should I book a flight from Knoxville to Arizona?
The price you pay for your flight from Knoxville to Arizona may vary depending on when you book. For the best chance of a lower fare, look to book 88 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from Knoxville to Arizona?
Currently, August is the cheapest month in which you can book a flight from Knoxville to Arizona (average of $62). Flying from Knoxville to Arizona in November is currently the most expensive (average of $213). 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 Arizona?
Reviews of airlines servicing Arizona
Get insights into the airlines that provide service to Arizona. 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 Arizona. Reviews last updated May 4, 2026.
Read reviews from past customers who have flown Delta,United Airlines, andAllegiant Air from Knoxville to Arizona. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.8
Comfort
7.9
Crew
8.5
Overall
7.9
Food
7.2
Boarding
8.1
Reviews
1 / 20
4.0
OkayJoel,May 2026
ATL - JAX
Entertainment
7.8
Comfort
7.9
Crew
8.5
Overall
7.9
Food
7.2
Boarding
8.1
Reviews
1 / 20
4.0
OkayJoel,May 2026
ATL - JAX
Entertainment
7.8
Comfort
7.9
Crew
8.5
Overall
7.9
Food
7.2
Boarding
8.1
Reviews
1 / 20
4.0
OkayJoel,May 2026
ATL - JAX
Entertainment
7.8
Comfort
7.9
Crew
8.5
Overall
7.9
Food
7.2
Boarding
8.1
Reviews
1 / 20
4.0
OkayJoel,May 2026
ATL - JAX
Entertainment
7.8
Comfort
7.9
Crew
8.5
Overall
7.9
Food
7.2
Boarding
8.1
Reviews
1 / 20
4.0
OkayJoel,May 2026
ATL - JAX
Entertainment
7.8
Comfort
7.9
Crew
8.5
Overall
7.9
Food
7.2
Boarding
8.1
Reviews
1 / 20
4.0
OkayJoel,May 2026
ATL - JAX
Related info for your journey
Find useful and relevant information for your journey from Knoxville to Arizona. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Popular flights
Top destinations
Alternative routes for Knoxville to Arizona
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Arizona by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Knoxville to Arizona by cabin class
Find flights from Knoxville to Arizona, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Knoxville and Arizona flights
Browse other Knoxville and Arizona flight options. Last updated on May 4, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Knoxville to Arizona flights
Consider these flights traveling from Knoxville to Arizona.
Top 5 airlines flying from Knoxville to Arizona
Discover the top 5 airlines that operate flights from Knoxville to Arizona. 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 May 4, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$115 | Average$251 | FlexibilityNo cancel fee | On-time88% | |
| Cheapest$125 | Average$327 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$128 | Average$441 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$243 | Average$527 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$260 | Average$527 | FlexibilityNo cancel fee | On-time71% |