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Home / Phoenix — Knoxville

Cheap flights Phoenix — Knoxville

from $244 2 580 km ~3h 32m 2 flights found 2 airlines cheapest on Friday
How many travellers?
Adults
12+ years
1
Children
2–11 years
0
Infants
under 2
0
Choose your departure date
Cheapest: $244 on 14.11.2026
Prices shown are from searches by other travellers over the last 24 hours. Missing a date? Click any day — we'll find tickets anyway.
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Prices found for 1 of 90 days. Prices update as more travellers search. Click any date to search live.
Depart
—
Return
—
Cheapest flights found
14 Nov 2026, Sat
Frontier Airlines F9 1704
17:15
PHX Phoenix Sky Harbor International Airport
00:36
TYS McGhee Tyson Airport
7h 21m 2 stops
View this ticket
Route characteristics
Distance
2 580 km
Flight time
3h 32m
Time difference
+2h
Minimum price
from $244 (14.11.2026)
Average price
$244
Maximum price
$244
Cheapest day
Friday
Departure airports (1)
PHX Phoenix Sky Harbor International Airport
Arrival airports (1)
TYS McGhee Tyson Airport
Airlines (2)
G4 Allegiant Air F9 Frontier Airlines
Agencies (2)
Farera Kiwi.com
Airlines — cheapest prices 2
Allegiant Air
Allegiant Air
Low-cost 1 flights · 1 days
$94
Frontier Airlines
Frontier Airlines
Low-cost 1 flights · 1 days
$244
Where to buy tickets 2
Farera
1 tickets · 1 days
from $94
Kiwi.com
1 tickets · 1 days
from $244
Airports

From — Phoenix (1)

  • PHX Phoenix Sky Harbor International Airport

To — Knoxville (1)

  • TYS McGhee Tyson Airport
Other destinations from Phoenix
Frequently asked questions about the route Phoenix — Knoxville
How long is the flight from Phoenix to Knoxville?
Approximate flight time — 3h 32m. This is an average for a direct flight. With connections, the time may be longer.
What is the distance from Phoenix to Knoxville?
The straight-line distance — 2 580 km.
How much do flights from Phoenix to Knoxville cost?
The minimum price over 3 months — from $244 on 14.11.2026.
What is the average ticket price?
The average price — $244. Range: $244 — $244.
What is the time difference between Phoenix and Knoxville?
The difference — +2h.
From which airports does Phoenix operate flights?
From Phoenix: PHX (Phoenix Sky Harbor International Airport).
To which airports in Knoxville do flights arrive?
To Knoxville: TYS (McGhee Tyson Airport).
Which airlines fly this route?
This route is served by 2 airlines: Allegiant Air, Frontier Airlines.
Which day of the week is cheapest?
The cheapest day of the week — Friday.
When is the best time to buy tickets?
Optimal — 1–3 months before departure. Check the calendar above — it shows the best dates.
How do I book flights?
Click "View this ticket" on any flight card — you'll be redirected to the booking page with this specific ticket pre-selected.
About the route Phoenix — Knoxville

Flights Phoenix — Knoxville is a popular route. The straight-line distance is 2 580 km. Flight time 3h 32m. Time difference +2h.

From Phoenix (PHX) flights depart from 1 airport: PHX. To Knoxville (TYS) — 1 arrival airport: TYS.

2 airlines operate on this route: Allegiant Air, Frontier Airlines.

The minimum price for the next 3 months — from $244 (14.11.2026). The cheapest dates are highlighted in the calendar above.

The average ticket price — $244, ranging from $244 to $244. Book 1–3 months in advance to get the best deals.

Cheapest day to fly — Friday.

Other destinations in United States from Phoenix