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$289+ Cheap flights from Knoxville to Tucson (TYS - TUS)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/8. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — TUS
Aug 19 — Aug 261
Tue 8/19
Tue 8/26
1 adult, Economy
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Cheap flight deals from Knoxville to Tucson

Discover tips and strategies to find the most affordable flight options for your journey from Knoxville (TYS) to Tucson (TUS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated August 14, 2025.

Round-trip from

$289
(Delta)

Popular in

October

Cheapest in

January

Average price

$298
From Knoxville McGhee Tyson to Tucson
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High demand for flights, 1% potential price rise
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Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Knoxville to Tucson

Cheapest flights from Knoxville to Tucson
Explore the most affordable flight options available from Knoxville to Tucson. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 14, 2025.

This Delta deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/86:10 pmTYS - TUS
1 stop6h 44mDelta
Mon 12/157:00 amTUS - TYS
1 stop6h 05mDelta
Deal found 8/13$289
This American Airlines deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2912:35 pmTYS - TUS
1 stop5h 29mAmerican Airlines
Sun 11/24:43 pmTUS - TYS
1 stop5h 09mAmerican Airlines
Deal found 8/14$314
This American Airlines deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/84:32 pmTYS - TUS
2 stops9h 03mAmerican Airlines
Mon 12/158:26 amTUS - TYS
1 stop6h 55mAmerican Airlines
Deal found 8/13$349
This American Airlines deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/285:30 amTYS - TUS
1 stop5h 59mAmerican Airlines
Mon 9/15:00 amTUS - TYS
1 stop5h 36mAmerican Airlines
Deal found 8/13$369
This United Airlines deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/37:00 amTYS - TUS
1 stop6h 43mUnited Airlines
Wed 9/1011:39 amTUS - TYS
1 stop8h 06mUnited Airlines
Deal found 8/12$379
This Delta deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/213:48 pmTYS - TUS
2 stops8h 37mDelta
Wed 10/221:17 pmTUS - TYS
1 stop6h 50mDelta
Deal found 8/14$394
This American Airlines deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/236:00 amTYS - TUS
1 stop5h 53mAmerican Airlines
Mon 10/271:31 pmTUS - TYS
1 stop7h 20mAmerican Airlines
Deal found 8/14$399
This United Airlines deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/214:40 pmTYS - TUS
1 stop6h 38mUnited Airlines
Sun 8/246:00 amTUS - TYS
1 stop5h 50mUnited Airlines
Deal found 8/13$419
This American Airlines deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/306:22 pmTYS - TUS
1 stop8h 25mAmerican Airlines
Sun 11/22:38 pmTUS - TYS
2 stops7h 14mAmerican Airlines
Deal found 8/13$441
This American Airlines deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/165:30 amTYS - TUS
1 stop6h 01mAmerican Airlines
Fri 8/223:52 pmTUS - TYS
1 stop5h 27mAmerican Airlines
Deal found 8/14$442

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated August 14, 2025.
Use the filters below to find and compare flights from Knoxville to Tucson that are best for you.

Fly from

Knoxville

Fly to

Tucson

Route

Depart

Return

Price

KnoxvilleTucson

TYS - TUS

TYSTUS

Knoxville McGhee Tyson

Mon 12/8

6:10 pm-10:54 pm

1 stop6h 44m

Tucson

Mon 12/15

7:00 am-3:05 pm

1 stop6h 05m

$289

KnoxvilleTucson

TYS - TUS

TYSTUS

Knoxville McGhee Tyson

Wed 10/29

6:43 pm-10:22 pm

1 stop6h 39m

Tucson

Sun 11/2

4:43 pm-11:52 pm

1 stop5h 09m

$314

KnoxvilleTucson

TYS - TUS

TYSTUS

Knoxville McGhee Tyson

Thu 10/30

6:22 pm-11:47 pm

1 stop8h 25m

Tucson

Sun 11/2

4:43 pm-11:52 pm

1 stop5h 09m

$314

KnoxvilleTucson

TYS - TUS

TYSTUS

Knoxville McGhee Tyson

Mon 12/8

4:32 pm-11:35 pm

2 stops9h 03m

Tucson

Mon 12/15

8:26 am-5:21 pm

1 stop6h 55m

$349

KnoxvilleTucson

TYS - TUS

TYSTUS

Knoxville McGhee Tyson

Thu 8/28

5:30 am-8:29 am

1 stop5h 59m

Tucson

Mon 9/1

5:00 am-1:36 pm

1 stop5h 36m

$369

KnoxvilleTucson

TYS - TUS

TYSTUS

Knoxville McGhee Tyson

Wed 9/3

7:00 am-10:43 am

1 stop6h 43m

Tucson

Wed 9/10

11:39 am-10:45 pm

1 stop8h 06m

$379

KnoxvilleTucson

TYS - TUS

TYSTUS

Knoxville McGhee Tyson

Thu 10/30

12:47 pm-10:26 pm

2 stops12h 39m

Tucson

Sun 11/2

2:15 pm-11:46 pm

1 stop7h 31m

$379

KnoxvilleTucson

TYS - TUS

TYSTUS

Knoxville McGhee Tyson

Tue 10/21

3:48 pm-9:25 pm

2 stops8h 37m

Tucson

Wed 10/22

1:17 pm-11:07 pm

1 stop6h 50m

$394

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/13

Best time to book a flight from Knoxville to Tucson

Have a flexible travel schedule? Discover the best time to fly to Tucson from Knoxville with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Knoxville to Tucson

What is the cheapest month to book a flight from Knoxville to Tucson?

Currently, January is the cheapest month in which you can book a flight from Knoxville to Tucson (average of $364). Flying from Knoxville to Tucson in March is currently the most expensive (average of $425). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from TYS to TUS?

Find hourly flight availability from Knoxville to Tucson. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 14, 2025.

A simple way to save on the total cost of your ticket is to fly from Knoxville to Tucson in the afternoon. If you’re flexible enough to do this you can expect to save up to 23% on your trip compared to booking a flight in the morning.

Reviews of airlines servicing Tucson

Get insights into the airlines that provide service to Tucson. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Tucson. Reviews last updated August 14, 2025.
Peruse reviews from past customers who have flown with Delta, United Airlines, and American Airlines from Knoxville to Tucson to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,980 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,980 reviews
Delta
8.0
Very good
7,980 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,916 reviews
Delta
8.0
Very good
7,980 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,980 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Knoxville to Tucson. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Knoxville to Tucson round-trip?

    American Airlines, at $258, was found to be the cheapest airline from Knoxville to Tucson.Alternate airlines to your destination round-trip include Delta and United Airlines. American Airlines is 28% cheaper than the average price of flights available within the next 90 days to this destination.

  • Can I find deals for flights from Knoxville to Tucson that include hotel bookings?

    Yes. In addition to deals on Knoxville to Tucson flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Knoxville to Tucson?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Knoxville to Tucson.

  • Can I find deals for business class flights from Knoxville to Tucson?

    Yes. Cheapflights offers flight deals from Knoxville to Tucson by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Knoxville to Tucson?

    Currently, January is the cheapest month in which you can book a flight from Knoxville to Tucson (average of $364). Flying from Knoxville to Tucson in March is currently the most expensive (average of $425). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Tucson?

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

Browse thousands of different options on Cheapflights for your next trip

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Top 3 airlines flying from Knoxville to Tucson

Discover the top 3 airlines that operate flights from Knoxville to Tucson. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$258Average$337FlexibilityNo cancel feeOn-time71%
DeltaCheapest$287Average$342FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$308Average$422FlexibilityNo cancel feeOn-time69%

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