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Cheap flights from Knoxville to Tucson from $176

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 8/13. 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

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Knoxville to Tucson

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
7:30 am - 12:18 pm
TYS
-
TUS
7h 48m
1 stop
Delta Logo
1:45 pm - 10:27 pm
TUS
-
TYS
5h 42m
1 stop
$351Delta
Sat, Sep 5 - Wed, Sep 9
Delta Logo
7:30 am - 12:18 pm
TYS
-
TUS
7h 48m
1 stop
Delta Logo
1:44 pm - 11:55 pm
TUS
-
TYS
7h 11m
1 stop
$351Delta
Sat, Sep 5 - Tue, Sep 15
American Airlines Logo
5:32 pm - 11:57 pm
TYS
-
TUS
8h 25m
1 stop
American Airlines Logo
2:21 pm - 11:31 pm
TUS
-
TYS
7h 10m
1 stop
$351American Airlines
Thu, Nov 5 - Mon, Nov 16
United Airlines Logo
4:50 pm - 8:30 pm
TYS
-
TUS
6h 40m
1 stop
United Airlines Logo
11:11 am - 9:45 pm
TUS
-
TYS
7h 34m
1 stop
$351United Airlines
Sat, Sep 5 - Sat, Sep 12
Delta Logo
7:30 am - 12:18 pm
TYS
-
TUS
7h 48m
1 stop
Delta Logo
1:44 pm - 11:55 pm
TUS
-
TYS
7h 11m
1 stop
$351Delta
Sat, Sep 5 - Mon, Sep 14
United Airlines Logo
3:40 pm - 9:14 pm
TYS
-
TUS
8h 34m
1 stop
United Airlines Logo
9:15 am - 9:45 pm
TUS
-
TYS
9h 30m
2 stops
$356United Airlines
Sat, Sep 5 - Sat, Sep 12
Southwest Logo
3:40 pm - 11:05 pm
TYS
-
TUS
9h 25m
2 stops
Southwest Logo
7:45 am - 3:30 pm
TUS
-
TYS
5h 45m
1 stop
$356Southwest
Thu, Nov 5 - Mon, Nov 16
United Airlines Logo
1:59 pm - 8:30 pm
TYS
-
TUS
9h 31m
2 stops
United Airlines Logo
9:15 am - 9:45 pm
TUS
-
TYS
9h 30m
2 stops
$361United Airlines
Sat, Sep 5 - Sat, Sep 12
American Airlines Logo
8:02 pm - 10:59 pm
TYS
-
TUS
5h 57m
1 stop
American Airlines Logo
1:18 pm - 11:22 pm
TUS
-
TYS
7h 04m
1 stop
$363American Airlines
Thu, Sep 24 - Mon, Sep 28
Southwest Logo
3:40 pm - 11:05 pm
TYS
-
TUS
9h 25m
2 stops
Southwest Logo
7:10 am - 7:45 pm
TUS
-
TYS
10h 35m
2 stops
$367Southwest
Thu, Nov 5 - Mon, Nov 16

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American Airlines flights from Knoxville to Tucson

Our best American Airlines deals on Knoxville to Tucson flight tickets
American Airlines
Sep 24
TYS8:02 pmKnoxville McGhee Tyson
5h 57m
1 stop
TUS10:59 pmTucson
Sep 28
TUS1:18 pmTucson
7h 04m
1 stop
TYS11:22 pmKnoxville McGhee Tyson
$363
American Airlines
Sep 14
TYS5:35 pmKnoxville McGhee Tyson
7h 10m
1 stop
TUS9:45 pmTucson
Sep 17
TUS12:00 pmTucson
8h 22m
1 stop
TYS11:22 pmKnoxville McGhee Tyson
$411
American Airlines
Sep 8
TYS6:03 amKnoxville McGhee Tyson
5h 41m
1 stop
TUS8:44 amTucson
Sep 10
TUS1:18 pmTucson
7h 04m
1 stop
TYS11:22 pmKnoxville McGhee Tyson
$451

Southwest flights from Knoxville to Tucson

Our best Southwest deals on Knoxville to Tucson flight tickets
Southwest
Nov 5
TYS3:40 pmKnoxville McGhee Tyson
9h 25m
2 stops
TUS11:05 pmTucson
Nov 16
TUS7:10 amTucson
10h 35m
2 stops
TYS7:45 pmKnoxville McGhee Tyson
$367
Southwest
Oct 1
TYS5:30 pmKnoxville McGhee Tyson
8h 55m
2 stops
TUS11:25 pmTucson
Oct 5
TUS10:40 amTucson
9h 00m
2 stops
TYS10:40 pmKnoxville McGhee Tyson
$392
Southwest
Sep 24
TYS4:50 pmKnoxville McGhee Tyson
8h 10m
1 stop
TUS10:00 pmTucson
Sep 28
TUS5:35 amTucson
7h 20m
2 stops
TYS3:55 pmKnoxville McGhee Tyson
$409

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 July 27, 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

Sat 9/5

7:30 am-12:18 pm

1 stop7h 48m

Tucson

Wed 9/9

1:45 pm-10:27 pm

1 stop5h 42m

$351

KnoxvilleTucson

TYS - TUS

TYSTUS

Knoxville McGhee Tyson

Sat 9/5

7:30 am-12:18 pm

1 stop7h 48m

Tucson

Tue 9/15

1:44 pm-11:55 pm

1 stop7h 11m

$351

KnoxvilleTucson

TYS - TUS

TYSTUS

Knoxville McGhee Tyson

Thu 11/5

5:32 pm-11:57 pm

1 stop8h 25m

Tucson

Mon 11/16

2:21 pm-11:31 pm

1 stop7h 10m

$351

KnoxvilleTucson

TYS - TUS

TYSTUS

Knoxville McGhee Tyson

Sat 9/5

4:50 pm-8:30 pm

1 stop6h 40m

Tucson

Sat 9/12

11:11 am-9:45 pm

1 stop7h 34m

$351

KnoxvilleTucson

TYS - TUS

TYSTUS

Knoxville McGhee Tyson

Sat 9/5

7:30 am-12:18 pm

1 stop7h 48m

Tucson

Mon 9/14

1:44 pm-11:55 pm

1 stop7h 11m

$351

KnoxvilleTucson

TYS - TUS

TYSTUS

Knoxville McGhee Tyson

Sat 9/5

3:40 pm-9:14 pm

1 stop8h 34m

Tucson

Sat 9/12

9:15 am-9:45 pm

2 stops9h 30m

$356

KnoxvilleTucson

TYS - TUS

TYSTUS

Knoxville McGhee Tyson

Thu 11/5

3:40 pm-11:05 pm

2 stops9h 25m

Tucson

Mon 11/16

7:45 am-3:30 pm

1 stop5h 45m

$356

KnoxvilleTucson

TYS - TUS

TYSTUS

Knoxville McGhee Tyson

Sat 9/5

1:59 pm-8:30 pm

2 stops9h 31m

Tucson

Sat 9/12

9:15 am-9:45 pm

2 stops9h 30m

$361
Quickest round-trip

KnoxvilleTucson

TYS - TUS

TYSTUS

Knoxville McGhee Tyson

Thu 9/24

8:02 pm-10:59 pm

1 stop5h 57m

Tucson

Mon 9/28

1:18 pm-11:22 pm

1 stop7h 04m

$363

KnoxvilleTucson

TYS - TUS

TYSTUS

Knoxville McGhee Tyson

Thu 11/5

3:40 pm-11:05 pm

2 stops9h 25m

Tucson

Mon 11/16

7:10 am-7:45 pm

2 stops10h 35m

$367

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 typical price of a round-trip flight between Knoxville and Tucson?

Prices are currently low for flights on this route.

Typical prices usually range from $428 to $453.
The lowest price recently found on this route was $351.

What is the cheapest month to fly to Tucson?

In general, August 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 $453. If you don’t want to visit Tucson in August, then you should wait until April to fly from Knoxville, when ticket prices are also cheap, with an average price of $464.

Can stopping save me money on Knoxville to Tucson flights?

You could potentially save up to 11% 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 05m

Direct flights

None
The fastest flight from Knoxville to Tucson takes 6h 05m
There are no direct flights from Knoxville to Tucson. There are no popular flight routes from Knoxville to Tucson.
Search flight deals

Frequently asked questions about flying from Knoxville to Tucson

  • 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 05m.

  • 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
DeltaPriceFrom $321Free CancellationRating
7.8
8,482 reviews
Search Delta flights
United AirlinesPriceFrom $358Free CancellationRating
7.4
10,041 reviews
Search United Airlines flights
American AirlinesPriceFrom $412Free CancellationRating
7.1
11,836 reviews
Search American 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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