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Cheap flights from Knoxville to Arizona from $74

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Knoxville to Arizona departing on 1/23. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Knoxville to Arizona

Cheap round-trip flights

Enter your travel dates to find the best prices.
Allegiant Air Logo
10:00 am - 12:26 pm
TYS
-
PHX
4h 26mnonstop
Allegiant Air Logo
1:16 pm - 6:39 pm
PHX
-
TYS
3h 23mnonstop
$114Allegiant Air
dom., ene. 11 - dom., ene. 18
Allegiant Air Logo
10:00 am - 12:26 pm
TYS
-
PHX
4h 26mnonstop
Allegiant Air Logo
1:16 pm - 6:39 pm
PHX
-
TYS
3h 23mnonstop
$136Allegiant Air
dom., ene. 18 - jue., ene. 29
Multiple Airlines Logo
10:00 am - 12:26 pm
TYS
-
PHX
4h 26mnonstop
Multiple Airlines Logo
9:22 am - 3:30 pm
PHX
-
TYS
28h 08m1 stop
$155Multiple Airlines
dom., ene. 18 - jue., ene. 29
American Airlines Logo
5:36 pm - 12:55 am
TYS
-
PHX
9h 19m1 stop
American Airlines Logo
1:40 pm - 10:54 pm
PHX
-
TYS
7h 14m1 stop
$178American Airlines
jue., ene. 29 - mar., feb. 3
Multiple Airlines Logo
10:00 am - 12:26 pm
TYS
-
PHX
4h 26mnonstop
Multiple Airlines Logo
9:18 am - 7:23 pm
PHX
-
TYS
8h 05m1 stop
$187Multiple Airlines
jue., ene. 8 - jue., ene. 15
American Airlines Logo
4:41 pm - 11:00 pm
TYS
-
PHX
8h 19m1 stop
American Airlines Logo
6:00 am - 3:20 pm
PHX
-
TYS
7h 20m1 stop
$197American Airlines
jue., ene. 29 - sáb., ene. 31
Delta Logo
7:30 am - 11:45 am
TYS
-
LAS
7h 15m1 stop
Delta Logo
11:30 am - 9:28 pm
LAS
-
TYS
6h 58m1 stop
$251Delta
mié., abr. 15 - mié., abr. 22
United Airlines Logo
11:10 am - 7:02 pm
TYS
-
LAS
10h 52m2 stops
United Airlines Logo
11:01 am - 8:52 pm
LAS
-
TYS
6h 51m1 stop
$261United Airlines
mar., ene. 20 - sáb., ene. 24
Delta Logo
6:41 pm - 11:15 pm
TYS
-
LAS
7h 34m1 stop
Delta Logo
11:10 am - 11:09 pm
LAS
-
TYS
8h 59m1 stop
$268Delta
vie., feb. 6 - sáb., feb. 7
United Airlines Logo
6:59 am - 11:53 am
TYS
-
TUS
6h 54m1 stop
United Airlines Logo
2:32 pm - 10:31 pm
TUS
-
TYS
5h 59m1 stop
$343United Airlines
sáb., ene. 31 - mié., feb. 4

United Airlines flights from Knoxville to Arizona

Our best United Airlines deals on Knoxville to Arizona flight tickets
United Airlines
Jan 20
TYS11:10 amKnoxville McGhee Tyson
10h 52m
2 stops
LAS7:02 pmLas Vegas Harry Reid Intl
Jan 24
LAS11:01 amLas Vegas Harry Reid Intl
6h 51m
1 stop
TYS8:52 pmKnoxville McGhee Tyson
$261
Find similar
United Airlines
Jan 14
TYS9:30 amKnoxville McGhee Tyson
8h 29m
1 stop
LAS2:59 pmLas Vegas Harry Reid Intl
Jan 17
LAS12:30 amLas Vegas Harry Reid Intl
7h 02m
1 stop
TYS10:32 amKnoxville McGhee Tyson
$305
Find similar
United Airlines
Jan 24
TYS1:59 pmKnoxville McGhee Tyson
9h 33m
2 stops
LAS8:32 pmLas Vegas Harry Reid Intl
Jan 25
LAS11:50 pmLas Vegas Harry Reid Intl
8h 07m
1 stop
TYS10:57 amKnoxville McGhee Tyson
$310
Find similar

Allegiant Air flights from Knoxville to Arizona

Our best Allegiant Air deals on Knoxville to Arizona flight tickets
Allegiant Air
Jan 11
TYS10:00 amKnoxville McGhee Tyson
4h 26m
PHX12:26 pmPhoenix Sky Harbor Intl
Jan 18
PHX1:16 pmPhoenix Sky Harbor Intl
3h 23m
TYS6:39 pmKnoxville McGhee Tyson
$114
Find similar
Allegiant Air
Jan 18
TYS10:00 amKnoxville McGhee Tyson
4h 26m
PHX12:26 pmPhoenix Sky Harbor Intl
Jan 29
PHX1:16 pmPhoenix Sky Harbor Intl
3h 23m
TYS6:39 pmKnoxville McGhee Tyson
$136
Find similar
Allegiant Air
Jan 8
TYS10:00 amKnoxville McGhee Tyson
4h 26m
PHX12:26 pmPhoenix Sky Harbor Intl
Jan 15
PHX1:16 pmPhoenix Sky Harbor Intl
3h 23m
TYS6:39 pmKnoxville McGhee Tyson
$172
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated diciembre 5, 2025.
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

Price

KnoxvillePhoenix

TYS - PHX

TYSPHX

Knoxville McGhee Tyson

dom. 1/11

10:00 am-12:26 pm

Nonstop4h 26m

Phoenix Sky Harbor Intl

dom. 1/18

1:16 pm-6:39 pm

Nonstop3h 23m

$114

KnoxvillePhoenix

TYS - PHX

TYSPHX

Knoxville McGhee Tyson

dom. 1/18

10:00 am-12:26 pm

Nonstop4h 26m

Phoenix Sky Harbor Intl

jue. 1/29

1:16 pm-6:39 pm

Nonstop3h 23m

$136

KnoxvillePhoenix

TYS - PHX

TYSPHX

Knoxville McGhee Tyson

dom. 1/18

10:00 am-12:26 pm

Nonstop4h 26m

Phoenix Sky Harbor Intl

jue. 1/29

9:22 am-3:30 pm

1 stop28h 08m

$155

KnoxvillePhoenix

TYS - PHX

TYSPHX

Knoxville McGhee Tyson

jue. 1/29

5:36 pm-12:55 am

1 stop9h 19m

Phoenix Sky Harbor Intl

mar. 2/3

1:40 pm-10:54 pm

1 stop7h 14m

$178

KnoxvillePhoenix

TYS - PHX

TYSPHX

Knoxville McGhee Tyson

jue. 1/8

10:00 am-12:26 pm

Nonstop4h 26m

Phoenix Sky Harbor Intl

jue. 1/15

9:18 am-7:23 pm

1 stop8h 05m

$187

KnoxvillePhoenix

TYS - PHX

TYSPHX

Knoxville McGhee Tyson

jue. 1/29

4:41 pm-11:00 pm

1 stop8h 19m

Phoenix Sky Harbor Intl

sáb. 1/31

6:00 am-3:20 pm

1 stop7h 20m

$197

KnoxvilleLas Vegas

TYS - LAS

TYSLAS

Knoxville McGhee Tyson

mié. 4/15

7:30 am-11:45 am

1 stop7h 15m

Las Vegas Harry Reid Intl

mié. 4/22

11:30 am-9:28 pm

1 stop6h 58m

$251

KnoxvilleLas Vegas

TYS - LAS

TYSLAS

Knoxville McGhee Tyson

mar. 1/20

11:10 am-7:02 pm

2 stops10h 52m

Las Vegas Harry Reid Intl

sáb. 1/24

11:01 am-8:52 pm

1 stop6h 51m

$261

KnoxvilleLas Vegas

TYS - LAS

TYSLAS

Knoxville McGhee Tyson

vie. 2/6

6:41 pm-11:15 pm

1 stop7h 34m

Las Vegas Harry Reid Intl

sáb. 2/7

11:10 am-11:09 pm

1 stop8h 59m

$268

KnoxvilleTucson

TYS - TUS

TYSTUS

Knoxville McGhee Tyson

sáb. 1/31

6:59 am-11:53 am

1 stop6h 54m

Tucson

mié. 2/4

2:32 pm-10:31 pm

1 stop5h 59m

$343

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Arizona from

How to get the cheapest flight ticket from Knoxville to Arizona

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Arizona?

The month of September is, on average, the cheapest month to fly to Arizona from Knoxville, with most prices found around $205. If you aren’t able to travel to Arizona during the month of September, then flying in August is also cheap. Prices for this month can be found on momondo for an average of $229.

What is the cheapest day to depart on your flight to Arizona?

On average, the least expensive day to fly to Arizona from Knoxville is on a Friday. momondo users have found tickets for Friday departures for as low as $197. However, this price may fluctuate depending on the airline, the season, and holidays. The most expensive day to fly to Arizona is Monday, with ticket prices averaging around $364.

What is the cheapest time of day to depart on your flight to Arizona?

Our most recent data shows that the best time of day to fly to Arizona is in the morning. Flights from Knoxville to Arizona during this time can be as low as $231. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $300 on average. Flights to Arizona from Knoxville in the evening are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest Knoxville McGhee Tyson to Arizona flight route?

Fly from Knoxville McGhee Tyson to Phoenix Sky Harbor Intl for the best Knoxville McGhee Tyson - Arizona flight prices

How far in advance should I book a flight to Arizona?

You are more likely to see cheaper flights to Arizona from Knoxville when booking weeks ahead of your departure date. In general, you can expect to find flights to Arizona for around $321 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Arizona from Knoxville for as low as $218 on momondo.

What cabin class options are available on Knoxville McGhee Tyson to Arizona flights?

There is only 1 cabin class available to choose from on Knoxville McGhee Tyson to Arizona flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Knoxville to Arizona flights?

No. A direct flight is the cheapest option for a flight between Knoxville to Arizona.

Cheap Knoxville to Arizona flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Knoxville to Arizona

Best Price Found

$135

Fastest flight time

4h 05m

Direct flights

Every day

Airports in Arizona

2 airports
The best one-way flight to Arizona from Knoxville in the past 72 hours is $135. The best round-trip flight deal from Knoxville to Arizona found on momondo in the last 72 hours is $223.
The fastest flight from Knoxville to Arizona takes 4h 05m
Direct flights go from Knoxville to Arizona every day.
There are 2 airports near Arizona: Phoenix Sky Harbor Intl (PHX), Las Vegas Harry Reid Intl (LAS)
Search flight deals

  • When did momondo last update prices for flights from Knoxville McGhee Tyson Airport to Arizona?

    Prices for flights from Knoxville McGhee Tyson Airport to Arizona were last updated today.

  • How many operators does momondo search for flights from Knoxville McGhee Tyson Airport to Arizona?

  • How old do you have to be to fly from Knoxville McGhee Tyson Airport to Arizona?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Knoxville McGhee Tyson Airport to Arizona.

  • What documentation or ID do you need to fly to Arizona?

    The travel and health documents required for your trip to Arizona can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Arizona. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Knoxville to Arizona?

Best airlines flying from Knoxville to Arizona

Compare and see reviews for airlines that fly from Knoxville to Arizona with momondo
Airline
Rating
Free Cancellation
Price
Allegiant AirPriceFrom $115Free CancellationRating
7.2
698 reviews
Search Allegiant Air flights
DeltaPriceFrom $128Free CancellationRating
7.9
8,010 reviews
Search Delta flights
United AirlinesPriceFrom $228Free CancellationRating
7.4
9,064 reviews
Search United Airlines flights
American AirlinesPriceFrom $253Free CancellationRating
7.2
11,046 reviews
Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Knoxville to Arizona?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Knoxville to Arizona for you.

Can I find flights from Knoxville to Arizona with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Knoxville to Arizona flights to just show those with flexible booking policies.

How can momondo help me find flights from Knoxville to Arizona?

Once you have performed a search for Knoxville to Arizona flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Knoxville to Arizona right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Knoxville to Arizona flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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