May is by far the best month, wherein you can get cheapest flights for Phoenix to Knoxville. Meanwhile, is perceived as the expensive month due to the varying factors. That’s why it’s highly advised to make advanced online flight booking to save huge amounts of money.
Disclaimer - All the mentioned fares were found within last 48 hrs. The displayed fares are based on historical data and are subject to change. The fares cannot be guaranteed at the time of booking.

Phoenix
06:30
Phoenix Sky Harbor International Airport [PHX]
Sun , 24 May 2026

Knoxville
15:45
McGhee Tyson Airport [TYS]
Sun, 24 May 2026

Phoenix
07:25
Phoenix Sky Harbor International Airport [PHX]
Sun , 24 May 2026

Knoxville
15:45
McGhee Tyson Airport [TYS]
Sun, 24 May 2026

Phoenix
10:06
Phoenix Sky Harbor International Airport [PHX]
Sun , 24 May 2026

Knoxville
00:30
McGhee Tyson Airport [TYS]
Mon, 25 May 2026

Phoenix
23:36
Phoenix Sky Harbor International Airport [PHX]
Sun , 24 May 2026

Knoxville
08:34
McGhee Tyson Airport [TYS]
Mon, 25 May 2026

Phoenix
08:30
Phoenix Sky Harbor International Airport [PHX]
Sun , 24 May 2026

Knoxville
18:07
McGhee Tyson Airport [TYS]
Sun, 24 May 2026

Phoenix
05:05
Phoenix Sky Harbor International Airport [PHX]
Thu , 09 Jul 2026

Knoxville
15:45
McGhee Tyson Airport [TYS]
Thu, 09 Jul 2026

Phoenix
05:00
Phoenix Sky Harbor International Airport [PHX]
Thu , 09 Jul 2026

Knoxville
15:10
McGhee Tyson Airport [TYS]
Thu, 09 Jul 2026

Phoenix
14:45
Phoenix Sky Harbor International Airport [PHX]
Thu , 09 Jul 2026

Knoxville
00:30
McGhee Tyson Airport [TYS]
Fri, 10 Jul 2026

Phoenix
12:45
Phoenix Sky Harbor International Airport [PHX]
Thu , 09 Jul 2026

Knoxville
21:10
McGhee Tyson Airport [TYS]
Thu, 09 Jul 2026

Phoenix
15:17
Phoenix Sky Harbor International Airport [PHX]
Thu , 09 Jul 2026

Knoxville
23:45
McGhee Tyson Airport [TYS]
Thu, 09 Jul 2026

Phoenix
13:31
Phoenix Sky Harbor International Airport [PHX]
Thu , 09 Jul 2026

Knoxville
22:19
McGhee Tyson Airport [TYS]
Thu, 09 Jul 2026









