Cheap Flights from Phoenix, AZ to Knoxville, TN from $64

One way Round trip

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On Cheapflightsplus.com you will find 2 direct and 185 connecting flights from Phoenix to Knoxville. You can compare airfare deals from 7 airlines and multiple travel sites from $64, book and save on cheap plane tickets and last minute offers. Also check out PHX-TYS flight schedule to find best flight time, convenient departure and arrival airports.

Find One-Way and Round-Trip Phoenix to Knoxville Flight Deals

To find the cheapest one way airline ticket select the date with the lowest price on the calendar below and click «Find Flights». To search for round-trip flight deals click on the link «Check prices for return flights» and select the date of the return flight. Cheapest flights in November: $64 (one-way), $110 (round-trip).

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Best Flights from Phoenix to Knoxville Today

Take a look at the list of non stop flights and flights with layovers from Phoenix to Knoxville with the lowest price of $64. The fastest direct flight takes 3h 23m and the fastest connecting – 5h 19m.

Price	Departure	Arrival	Flight Duration	Airline	Flight
from $102 Find flight	15:54 Phoenix Sky Harbor Intl	21:18 Knoxville Mc Ghee Tyson	3h 24m	Allegiant Air	G41408
from $150 Find flight	13:12 Phoenix Sky Harbor Intl	18:35 Knoxville Mc Ghee Tyson	3h 23m	Allegiant Air	G41414
from $64 Find flight	11:10 Phoenix Sky Harbor Intl	18:29 Knoxville Mc Ghee Tyson	5h 19m layover 0h 41m - Denver	Frontier Airlines	F91820 F92374
from $67 Find flight	06:00 Phoenix Sky Harbor Intl	15:16 Knoxville Mc Ghee Tyson	7h 16m layover 2h 45m - Denver	Frontier Airlines	F91376 F92374
from $67 Find flight	22:06 Phoenix Sky Harbor Intl	15:16+1 день Knoxville Mc Ghee Tyson	15h 10m layover 10h 38m - Denver	Frontier Airlines	F92142 F92374
from $67 Find flight	17:23 Phoenix Sky Harbor Intl	15:16+1 день Knoxville Mc Ghee Tyson	19h 53m layover 15h 21m - Denver	Frontier Airlines	F94766 F92374
from $67 Find flight	17:23 Phoenix Sky Harbor Intl	15:19+1 день Knoxville Mc Ghee Tyson	19h 56m layover 15h 15m - Denver	Frontier Airlines	F92106 F92374
from $188 Find flight	09:00 Phoenix Williams Gateway	22:49 Knoxville Mc Ghee Tyson	11h 49m layover 6h 39m - South Bend	Allegiant Air	G4679 G43059
from $337 Find flight	23:59 Phoenix Sky Harbor Intl	16:54+1 день Knoxville Mc Ghee Tyson	14h 55m layover 9h 49m - Chicago	United Airlines	UA493 UA3592
from $188 Find flight	13:23 Phoenix Sky Harbor Intl	14:00+1 день Knoxville Mc Ghee Tyson	22h 37m layover 8h 12m - Las Vegas 6h 20m - Newark	Spirit Airlines	NK2008 NK300 G41397
from $211 Find flight	21:41 Phoenix Sky Harbor Intl	13:05+1 день Knoxville Mc Ghee Tyson	13h 24m layover 1h 50m - Las Vegas 4h 5m - Sanford	Spirit Airlines	NK876 NK1853 G43057
from $250 Find flight	13:23 Phoenix Sky Harbor Intl	11:43+1 день Knoxville Mc Ghee Tyson	20h 20m layover 8h 25m - Las Vegas 4h 38m - Sanford	Spirit Airlines	NK2008 NK903 G43028
from $266 Find flight	19:06 Phoenix Williams Gateway	19:11+1 день Knoxville Mc Ghee Tyson	22h 5m layover 7h 42m - Minneapolis 6h 26m - Clearwater	Sun Country Airlines	SY600 SY213 G43045
from $268 Find flight	19:06 Phoenix Williams Gateway	19:31+1 день Knoxville Mc Ghee Tyson	22h 25m layover 10h 55m - Minneapolis 3h 37m - Sanford	Sun Country Airlines	SY600 SY343 G43063
from $282 Find flight	00:59 Phoenix Sky Harbor Intl	17:18 Knoxville Mc Ghee Tyson	14h 19m layover 3h 45m - Minneapolis 2h 22m - Orlando	Sun Country Airlines	SY610 SY343 G43056
from $285 Find flight	01:20 Phoenix Sky Harbor Intl	18:18 Knoxville Mc Ghee Tyson	14h 58m layover 2h 0m - Dallas 4h 22m - Las Vegas	Spirit Airlines	NK216 NK979 G41399

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*Departure and arrival times - local. Prices indicated for one-way flights. Information updated on May 11, 2025

Flight Schedule Phoenix (Arizona) to Knoxville (Tennessee)

Full flight schedule will help you in detecting at what time planes fly from Phoenix to Knoxville. You can also specify the concrete flights and airlines on the route and how long the flight actually is. Use the calendar for today, tomorrow or other specific date as some flights are available only on certain days of the week.

Departure	Flight Details	Flight Duration	Price
13:12 — 18:35	13:12 — 18:35 G41414 Allegiant Air Phoenix — Knoxville	3h 23m	Find flight from$150
15:54 — 21:18	15:54 — 21:18 G41408 Allegiant Air Phoenix — Knoxville	3h 24m	Find flight from$102
06:00 — 15:16	07:00 — 08:54 F91376 Frontier Airlines Phoenix — Denver 2h 45m stop 13:45 — 18:29 F92374 Frontier Airlines Denver — Knoxville	7h 16m including layover	Find flight from$67
07:00 — 22:30	07:00 — 08:55 UA1691 United Airlines Phoenix — Denver 8h 38m stop 17:33 — 22:30 UA4798 United Airlines Denver — Knoxville	13h 30m including layover	Find flight from$367
07:00 — 22:30	07:00 — 08:55 UA742 United Airlines Phoenix — Denver 8h 38m stop 17:33 — 22:30 UA4798 United Airlines Denver — Knoxville	13h 30m including layover	Find flight from$441
08:00 — 23:00	08:00 — 12:27 UA1896 United Airlines Phoenix — Chicago 7h 48m stop 20:15 — 23:00 UA1871 United Airlines Chicago — Knoxville	13h including layover	Find flight from$390
08:10 — 22:30	08:10 — 10:05 UA2131 United Airlines Phoenix — Denver 7h 28m stop 17:33 — 22:30 UA4798 United Airlines Denver — Knoxville	12h 20m including layover	Find flight from$367
09:00 — 22:49	09:00 — 14:29 G4679 Allegiant Air Phoenix — South Bend 6h 39m stop 21:08 — 22:49 G43059 Allegiant Air South Bend — Knoxville	11h 49m including layover	Find flight from$188
10:50 — 22:30	10:50 — 12:45 UA2198 United Airlines Phoenix — Denver 4h 48m stop 17:33 — 22:30 UA4798 United Airlines Denver — Knoxville	9h 40m including layover	Find flight from$367
11:10 — 18:29	11:10 — 13:04 F91820 Frontier Airlines Phoenix — Denver 41m stop 13:45 — 18:29 F92374 Frontier Airlines Denver — Knoxville	5h 19m including layover	Find flight from$64
14:40 — 14:41 +1 day	14:40 — 16:35 UA1510 United Airlines Phoenix — Denver 17h 20m stop 09:55 — 14:41 UA2420 United Airlines Denver — Knoxville	22h 1m including layover	Find flight from$420
17:23 — 15:16 +1 day	17:14 — 19:05 F94766 Frontier Airlines Phoenix — Denver 15h 21m stop 13:45 — 18:29 F92374 Frontier Airlines Denver — Knoxville	19h 53m including layover	Find flight from$67
17:23 — 15:19 +1 day	14:59 — 16:55 F92106 Frontier Airlines Phoenix — Denver 15h 15m stop 13:45 — 18:29 F92374 Frontier Airlines Denver — Knoxville	19h 56m including layover	Find flight from$67
22:06 — 15:16 +1 day	20:08 — 22:02 F92142 Frontier Airlines Phoenix — Denver 10h 38m stop 13:45 — 18:29 F92374 Frontier Airlines Denver — Knoxville	15h 10m including layover	Find flight from$67
23:59 — 16:54 +1 day	23:59 — 04:21 UA493 United Airlines Phoenix — Chicago 9h 49m stop 14:10 — 16:54 UA3592 United Airlines Chicago — Knoxville	14h 55m including layover	Find flight from$337
23:59 — 14:40 +1 day	23:59 — 06:07 UA2421 United Airlines Phoenix — Washington D.C. 6h 48m stop 12:55 — 14:40 UA4249 United Airlines Washington D.C. — Knoxville	12h 41m including layover	Find flight from$441
00:59 — 17:18	00:59 — 05:02 SY610 Sun Country Airlines Phoenix — Minneapolis 3h 45m stop 08:47 — 13:06 SY343 Sun Country Airlines Minneapolis — Orlando 2h 22m stop 15:28 — 17:18 G43056 Allegiant Air Orlando — Knoxville	14h 19m including layover	Find flight from$282
00:59 — 16:41	00:59 — 04:59 SY610 Sun Country Airlines Phoenix — Minneapolis 1h 35m stop 06:34 — 10:49 SY1913 Sun Country Airlines Minneapolis — Clearwater 4h 9m stop 14:58 — 16:41 G43034 Allegiant Air Clearwater — Knoxville	13h 42m including layover	Find flight from$306
01:20 — 18:18	01:20 — 04:30 NK216 Spirit Airlines Phoenix — Dallas 2h stop 06:30 — 07:16 NK979 Spirit Airlines Dallas — Las Vegas 4h 22m stop 11:38 — 18:18 G41399 Allegiant Air Las Vegas — Knoxville	14h 58m including layover	Find flight from$285
01:20 — 16:14	01:20 — 04:30 NK216 Spirit Airlines Phoenix — Dallas 1h stop 05:30 — 09:25 NK971 Spirit Airlines Dallas — Miami 4h 40m stop 14:05 — 16:14 G41402 Allegiant Air Miami — Knoxville	12h 54m including layover	Find flight from$350
13:23 — 14:00 +1 day	13:23 — 13:34 NK2008 Spirit Airlines Phoenix — Las Vegas 8h 12m stop 21:46 — 05:35 NK300 Spirit Airlines Las Vegas — Newark 6h 20m stop 11:55 — 14:00 G41397 Allegiant Air Newark — Knoxville	22h 37m including layover	Find flight from$188
15:38 — 17:18 +1 day	15:38 — 19:39 SY606 Sun Country Airlines Phoenix — Minneapolis 10h 21m stop 06:00 — 10:18 SY341 Sun Country Airlines Minneapolis — Orlando 5h 10m stop 15:28 — 17:18 G43056 Allegiant Air Orlando — Knoxville	23h 40m including layover	Find flight from$320
16:20 — 19:54 +1 day	16:20 — 20:21 SY606 Sun Country Airlines Phoenix — Minneapolis 11h 6m stop 07:27 — 11:49 SY343 Sun Country Airlines Minneapolis — Sanford 6h 29m stop 18:18 — 19:54 G43040 Allegiant Air Sanford — Knoxville	25h 34m including layover	Find flight from$301
16:25 — 18:55 +1 day	16:25 — 20:26 SY604 Sun Country Airlines Phoenix — Minneapolis 10h 41m stop 07:07 — 11:54 SY753 Sun Country Airlines Minneapolis — Miami 4h 54m stop 16:48 — 18:55 G43025 Allegiant Air Miami — Knoxville	24h 30m including layover	Find flight from$301
18:20 — 17:18 +1 day	18:20 — 22:15 SY600 Sun Country Airlines Phoenix — Minneapolis 10h 32m stop 08:47 — 13:06 SY343 Sun Country Airlines Minneapolis — Orlando 2h 22m stop 15:28 — 17:18 G43056 Allegiant Air Orlando — Knoxville	20h 58m including layover	Find flight from$294
18:20 — 17:18 +1 day	18:20 — 22:15 SY600 Sun Country Airlines Phoenix — Minneapolis 7h 45m stop 06:00 — 10:18 SY341 Sun Country Airlines Minneapolis — Orlando 5h 10m stop 15:28 — 17:18 G43056 Allegiant Air Orlando — Knoxville	20h 58m including layover	Find flight from$320
19:06 — 19:11 +1 day	19:06 — 23:05 SY600 Sun Country Airlines Phoenix — Minneapolis 7h 42m stop 06:47 — 11:05 SY213 Sun Country Airlines Minneapolis — Clearwater 6h 26m stop 17:31 — 19:11 G43045 Allegiant Air Clearwater — Knoxville	22h 5m including layover	Find flight from$266
19:06 — 19:31 +1 day	19:06 — 23:05 SY600 Sun Country Airlines Phoenix — Minneapolis 10h 55m stop 10:00 — 14:15 SY343 Sun Country Airlines Minneapolis — Sanford 3h 37m stop 17:52 — 19:31 G43063 Allegiant Air Sanford — Knoxville	22h 25m including layover	Find flight from$268
20:43 — 14:42 +1 day	20:43 — 20:52 NK876 Spirit Airlines Phoenix — Las Vegas 3h 3m stop 23:55 — 07:23 NK1853 Spirit Airlines Las Vegas — Sanford 5h 43m stop 13:06 — 14:42 G41413 Allegiant Air Sanford — Knoxville	15h 59m including layover	Find flight from$327
20:43 — 13:58 +1 day	20:43 — 20:52 NK876 Spirit Airlines Phoenix — Las Vegas 48m stop 21:40 — 05:15 NK954 Spirit Airlines Las Vegas — Miami 6h 39m stop 11:54 — 13:58 G43024 Allegiant Air Miami — Knoxville	15h 15m including layover	Find flight from$438
21:41 — 13:05 +1 day	21:41 — 21:55 NK876 Spirit Airlines Phoenix — Las Vegas 1h 50m stop 23:45 — 07:22 NK1853 Spirit Airlines Las Vegas — Sanford 4h 5m stop 11:27 — 13:05 G43057 Allegiant Air Sanford — Knoxville	13h 24m including layover	Find flight from$211
22:11 — 22:22 +1 day	22:11 — 22:22 NK536 Spirit Airlines Phoenix — Las Vegas 9h 22m stop 07:44 — 15:03 NK409 Spirit Airlines Las Vegas — Clearwater 5h 41m stop 20:44 — 22:22 G43023 Allegiant Air Clearwater — Knoxville	22h 11m including layover	Find flight from$356

Departure	Arrival	Flight Details	Flight Time	Price
		stop stop	including layover	Find flight from$

*Departure and arrival times - local. Updated on May 11, 2025

Flight Information

Below we will explain in detail what the flights cost on the destination from Phoenix to Knoxville depends on and how to choose the most interesting flight option for you.

Distance between Phoenix and Knoxville is 2569 miles. Time difference between the cities is 2h. Airplanes depart 00:59 to 23:59 from 5 Phoenix airports and arrive 00:59 to 23:59 to 1 Knoxville airport. Average flight time is 3h 24m.

The fastest flight 3h 23m
Average flight time 3h 24m
The earliest flight 00:59
The latest flight 23:59
Distance 1597 ml

The cheapest months to travel to Knoxville are november (from 64 $), january (from 72 $), december (from 87 $).

The most expensive months are february (from 91 $), december (from 87 $), january (from 72 $).

What is the lowest airfare Phoenix to Knoxville?

The cheapest plane ticket found by our users is $64. This airfare is for economy class on one-way F91820 flight by Frontier Airlines for November 13, 2024 which leaves Sky Harbor Intl in Phoenix at 11:10 am and arrives at Knoxville Mc Ghee Tyson at 18:29.

Economy class

$64

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Business class

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First class

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Popular Airlines on the Route

The flight Phoenix — Knoxville is served by 7 regular airlines and 4 low-cost airlines. Most of the flights on this route are operated by Alaska Airlines - 18 departures per week at the price of from $ 505 . And the most expensive tickets are offered by Alaska Airlines airline - from $ 2149.

Direct flights

There are 2 nonstop flights on the route. The fastest direct flight is G41414 by Allegiant Air takes 3h 23m and the cheapest is F91820 by Frontier Airlines for $102.

G4 - Allegiant Air

from $102

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Connecting Flights

There are 185 flights with layovers on the route. The fastest connecting flight is F91820 by Frontier Airlines takes 5h 19m and the cheapest is F91820 by Frontier Airlines for $64.

AS - Alaska Airlines

from $505

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F9 - Frontier Airlines

from $64

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SY - Sun Country Airlines

from $266

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UA - United Airlines

from $337

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G4 - Allegiant Air

from $188

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NK - Spirit Airlines

from $188

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AN - HOP! (ex-Airlinair)

from $497

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Airports

You can fly from Phoenix to Knoxville from 5 airports (Williams Gateway, Sky Harbor Intl, Phoenix-Deer Valley, Luke AFB, Scottsdale Municipal).

Phoenix airports

Williams Gateway-AZA

from $188
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Sky Harbor Intl-PHX

from $64
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Phoenix-Deer Valley-DVT

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Luke AFB-LUF

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Scottsdale Municipal-SCF

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Knoxville airports

Mc Ghee Tyson-TYS

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Airplanes

There are flights to Knoxville from Phoenix by 7 airlines that use 0 aircraft brands. They range from huge modern airplanes to small-sized.

Top Domestic Destinations from Phoenix

You may also consider searching for discounted plane tickets to some other popular places from Phoenix within United States.

Phoenix — Las Vegas

from $74

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Phoenix — Chicago

from $64

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Phoenix — Denver

from $61

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Phoenix — Seattle

from $74

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Phoenix — Dallas

from $64

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Phoenix — San Diego

from $69

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Phoenix — Miami

from $54

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Phoenix — Boston

from $55

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Phoenix — Los Angeles

from $72

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Phoenix — Houston

from $58

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Top International Destinations from Phoenix

Our state-of-the art metasearch will definitely provide you with the best airfare on international flights. We’re proud to partner with many reliable travel suppliers located outside the US what gives us an opportunity to offer the most competitive prices on far destinations.

Phoenix — London

from $66

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Phoenix — Cancun

from $59

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Phoenix — Paris

from $66

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Phoenix — San Jose

from $73

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Phoenix — Vancouver

from $73

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Phoenix — Mexico City

from $64

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Phoenix — Calgary

from $71

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Phoenix — Guadalajara

from $64

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Phoenix — Puerto Vallarta

from $80

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Phoenix — Rome

from $58

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How to book a plane ticket yourself?

Fill in the search parameters — cities of departure and destination, departure and return dates and click «Find flights»
Select the best flight that you like. Please, check the airports of departure and arrival. Select the best fare, but pay attention to the following flight details - airports of departure and arrival, flight duration and layovers. Please use filters and sort to find the best flight.
Click «Buy» when you are ready — our system will redirect you to the site that sells the selected flight ticket.
Fill in all passenger and payment information — passport and contact information, please double check all passengers’ names and make a payment for your itinerary.
That's it — you will receive an email with your e-ticket usually within 10 minutes after your flight is confirmed. Please, print the e-ticket and have it with you at the airport. You would need to have only a passport and/or a required form of ID to travel. Please, check your Visa requirements if you travel outside of the United States or Canada.
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