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Cheap flights from Knoxville to Tucson from $193

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 Tucson departing on 4/1. 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
1 adult, Economy, 0 bags

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Find the cheapest flights from Knoxville to Tucson

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
12:21 pm - 5:30 pm
TYS
-
TUS
8h 09m
1 stop
American Airlines Logo
5:00 am - 3:19 pm
TUS
-
TYS
7h 19m
1 stop
$382American Airlines
Tue, Mar 31 - Sat, Apr 25
Southwest Logo
2:25 pm - 10:10 pm
TYS
-
TUS
10h 45m
2 stops
Southwest Logo
7:25 am - 3:20 pm
TUS
-
TYS
4h 55m
1 stop
$383Southwest
Tue, Mar 31 - Sat, Apr 25
Delta Logo
5:10 pm - 9:41 pm
TYS
-
TUS
7h 31m
1 stop
Delta Logo
3:24 pm - 11:57 pm
TUS
-
TYS
5h 33m
1 stop
$385Delta
Mon, Mar 30 - Thu, Apr 2
American Airlines Logo
5:00 pm - 11:19 pm
TYS
-
TUS
9h 19m
2 stops
American Airlines Logo
5:00 am - 3:19 pm
TUS
-
TYS
7h 19m
1 stop
$390American Airlines
Sat, Apr 4 - Sat, Apr 11
Southwest Logo
2:25 pm - 10:10 pm
TYS
-
TUS
10h 45m
2 stops
Southwest Logo
5:50 am - 7:35 pm
TUS
-
TYS
10h 45m
2 stops
$392Southwest
Tue, Mar 31 - Sat, Apr 25
Delta Logo
7:31 am - 12:15 pm
TYS
-
TUS
7h 44m
1 stop
Delta Logo
6:00 am - 3:06 pm
TUS
-
TYS
6h 06m
1 stop
$397Delta
Thu, May 28 - Sat, Jul 11
Delta Logo
7:31 am - 12:15 pm
TYS
-
TUS
7h 44m
1 stop
Delta Logo
12:40 pm - 9:44 pm
TUS
-
TYS
6h 04m
1 stop
$411Delta
Thu, May 28 - Thu, Jul 9
Delta Logo
6:38 pm - 9:41 pm
TYS
-
TUS
6h 03m
1 stop
Delta Logo
3:24 pm - 11:57 pm
TUS
-
TYS
5h 33m
1 stop
$422Delta
Mon, Mar 30 - Thu, Apr 2
Delta Logo
5:59 pm - 9:43 pm
TYS
-
TUS
6h 44m
1 stop
Delta Logo
12:40 pm - 11:46 pm
TUS
-
TYS
8h 06m
1 stop
$423Delta
Fri, May 29 - Tue, Jul 7
Delta Logo
7:31 am - 12:15 pm
TYS
-
TUS
7h 44m
1 stop
Delta Logo
6:00 am - 3:06 pm
TUS
-
TYS
6h 06m
1 stop
$429Delta
Thu, May 28 - Fri, Jul 10

United Airlines flights from Knoxville to Tucson

Our best United Airlines deals on Knoxville to Tucson flight tickets
United Airlines
Apr 3
TYS4:30 pmKnoxville McGhee Tyson
6h 48m
1 stop
TUS8:18 pmTucson
Apr 10
TUS6:00 amTucson
6h 06m
1 stop
TYS3:06 pmKnoxville McGhee Tyson
$467
United Airlines
Aug 26
TYS4:56 pmKnoxville McGhee Tyson
6h 19m
1 stop
TUS8:15 pmTucson
Aug 29
TUS1:29 pmTucson
6h 09m
1 stop
TYS10:38 pmKnoxville McGhee Tyson
$499
United Airlines
Apr 11
TYS4:30 pmKnoxville McGhee Tyson
6h 48m
1 stop
TUS8:18 pmTucson
Apr 16
TUS6:30 amTucson
8h 45m
1 stop
TYS6:15 pmKnoxville McGhee Tyson
$500

Southwest flights from Knoxville to Tucson

Our best Southwest deals on Knoxville to Tucson flight tickets
Southwest
Mar 31
TYS2:25 pmKnoxville McGhee Tyson
10h 45m
2 stops
TUS10:10 pmTucson
Apr 25
TUS7:25 amTucson
4h 55m
1 stop
TYS3:20 pmKnoxville McGhee Tyson
$383
Southwest
Mar 31
TYS2:25 pmKnoxville McGhee Tyson
10h 45m
2 stops
TUS10:10 pmTucson
Apr 25
TUS5:50 amTucson
10h 45m
2 stops
TYS7:35 pmKnoxville McGhee Tyson
$392
Southwest
Apr 4
TYS4:55 pmKnoxville McGhee Tyson
9h 50m
2 stops
TUS11:45 pmTucson
Apr 11
TUS5:50 amTucson
10h 45m
2 stops
TYS7:35 pmKnoxville McGhee Tyson
$431

momondo Fare Finder

 
Customize your flight search to find flights from Knoxville to Tucson 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 March 11, 2026.
Use the filters below to find and compare flights from Knoxville to Tucson that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

KnoxvilleTucson

TYS - TUS

TYSTUS

Knoxville McGhee Tyson

Tue 3/31

12:21 pm-5:30 pm

1 stop8h 09m

Tucson

Sat 4/25

5:00 am-3:19 pm

1 stop7h 19m

$382

KnoxvilleTucson

TYS - TUS

TYSTUS

Knoxville McGhee Tyson

Tue 3/31

2:25 pm-10:10 pm

2 stops10h 45m

Tucson

Sat 4/25

7:25 am-3:20 pm

1 stop4h 55m

$383

KnoxvilleTucson

TYS - TUS

TYSTUS

Knoxville McGhee Tyson

Mon 3/30

5:10 pm-9:41 pm

1 stop7h 31m

Tucson

Thu 4/2

3:24 pm-11:57 pm

1 stop5h 33m

$385

KnoxvilleTucson

TYS - TUS

TYSTUS

Knoxville McGhee Tyson

Sat 4/4

5:00 pm-11:19 pm

2 stops9h 19m

Tucson

Sat 4/11

5:00 am-3:19 pm

1 stop7h 19m

$390

KnoxvilleTucson

TYS - TUS

TYSTUS

Knoxville McGhee Tyson

Tue 3/31

2:25 pm-10:10 pm

2 stops10h 45m

Tucson

Sat 4/25

5:50 am-7:35 pm

2 stops10h 45m

$392

KnoxvilleTucson

TYS - TUS

TYSTUS

Knoxville McGhee Tyson

Thu 5/28

7:31 am-12:15 pm

1 stop7h 44m

Tucson

Sat 7/11

6:00 am-3:06 pm

1 stop6h 06m

$397

KnoxvilleTucson

TYS - TUS

TYSTUS

Knoxville McGhee Tyson

Thu 5/28

7:31 am-12:15 pm

1 stop7h 44m

Tucson

Thu 7/9

12:40 pm-9:44 pm

1 stop6h 04m

$411
Quickest round-trip

KnoxvilleTucson

TYS - TUS

TYSTUS

Knoxville McGhee Tyson

Mon 3/30

6:38 pm-9:41 pm

1 stop6h 03m

Tucson

Thu 4/2

3:24 pm-11:57 pm

1 stop5h 33m

$422

KnoxvilleTucson

TYS - TUS

TYSTUS

Knoxville McGhee Tyson

Fri 5/29

5:59 pm-9:43 pm

1 stop6h 44m

Tucson

Tue 7/7

12:40 pm-11:46 pm

1 stop8h 06m

$423

KnoxvilleTucson

TYS - TUS

TYSTUS

Knoxville McGhee Tyson

Thu 5/28

7:31 am-12:15 pm

1 stop7h 44m

Tucson

Fri 7/10

6:00 am-3:06 pm

1 stop6h 06m

$429

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 Tucson from

How to get the cheapest flight ticket from Knoxville to Tucson

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 Tucson?

In general, July is the cheapest month to fly from Knoxville to Tucson. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $326. If you don’t want to visit Tucson in July, then you should wait until May to fly from Knoxville, when ticket prices are also cheap, with an average price of $343.

Can stopping save me money on Knoxville to Tucson flights?

You could potentially save up to 4% on your flight if you consider stops on a Knoxville to Tucson flight.

When to book flights from Knoxville to Tucson

Are you open to changing your travel dates? Check out the ideal times to fly from Knoxville to Tucson according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Knoxville to Tucson (TYS to TUS) flight deals and tips

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

Fastest flight time

6h 16m

Direct flights

None
The fastest flight from Knoxville to Tucson takes 6h 16m
There are no direct flights from Knoxville to Tucson. There are no popular flight routes from Knoxville to Tucson.
Search flight deals

  • How far is Knoxville McGhee Tyson to Tucson by plane?

    The straight-line distance from Knoxville McGhee Tyson to Tucson is 1562.7 mi. In terms of flight time, this usually takes a little over 6h 16m.

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

    Prices for flights from Knoxville McGhee Tyson Airport to Tucson Airport refresh daily.

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Knoxville McGhee Tyson Airport to Tucson Airport.

  • What documentation or ID do you need to fly to Tucson Airport?

    The travel and health documents required for your trip to Tucson Airport 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 Tucson Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Knoxville to Tucson?

Best airlines flying from Knoxville to Tucson

Compare and see reviews for airlines that fly from Knoxville to Tucson with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $282Free CancellationRating
7.1
11,419 reviews
Search American Airlines flights
United AirlinesPriceFrom $380Free CancellationRating
7.4
9,414 reviews
Search United Airlines flights

Traveling to a place near Tucson?

Book flights to Tucson if you plan to visit one of these locations
Tombstone
Bisbee
Sierra Vista
Oro Valley
Green Valley
Douglas

Why use momondo?

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

It is quick and easy to find Knoxville to Tucson flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Tucson that suits you.

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

momondo does allow users to show only those flights to Tucson from Knoxville which offer a flexible booking policy as well as other useful filters and features.

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

momondo helps you find the best flight between Knoxville and Tucson by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

If you are not ready to book a flight from Knoxville to Tucson now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Tucson and let you know when they change.

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