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$117+ Cheap flights from Salt Lake City to Knoxville (SLC - TYS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/20. Fares are subject to change and may not be available on all flights or dates of travel.
SLC — TYS
Aug 2 — Aug 91
Sat 8/2
Sat 8/9
1 adult, Economy
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Cheapflights Tip: The best prices from Salt Lake City to Knoxville McGhee Tyson are usually found in July or November, booked 21 days in advance, depart on a Saturday or Tuesday and return on a Friday

Cheap flight deals from Salt Lake City to Knoxville

Discover tips and strategies to find the most affordable flight options for your journey from Salt Lake City (SLC) to Knoxville (TYS). 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 July 28, 2025.

Round-trip from

$226
(Trip.com)

One-way from

$117
(FlightHub)

Popular in

February

Cheapest in

July

Average price

$389
From Salt Lake City to Knoxville McGhee Tyson
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One-way flight from Salt Lake City to Knoxville McGhee Tyson
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Highest demand for flights based on searches. 17% potential increase in price ($118 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($21 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Salt Lake City to Knoxville

Cheapest flights from Salt Lake City to Knoxville
Explore the most affordable flight options available from Salt Lake City to Knoxville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 28, 2025.

This Trip.com deal was found by Cheapflights users on 7/27. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/107:20 amSLC - TYS
1 stop7h 09mFrontier
Thu 8/145:25 pmTYS - SLC
1 stop8h 39mFrontier
Deal found 7/27$226
This American Airlines deal was found by Cheapflights users on 7/26. 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.
Tue 9/211:58 pmSLC - TYS
1 stop7h 58mAmerican Airlines
Sat 9/66:00 amTYS - SLC
1 stop7h 03mAmerican Airlines
Deal found 7/26$251
This Delta deal was found by Cheapflights users on 7/28. 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 9/2211:35 pmSLC - TYS
1 stop8h 09mDelta
Wed 10/15:45 amTYS - SLC
1 stop6h 24mDelta
Deal found 7/28$283
This Mytrip deal was found by Cheapflights users on 7/26. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/138:45 pmSLC - TYS
3 stops24h 23mMultiple Airlines
Mon 9/158:30 amTYS - SLC
1 stop7h 59mMultiple Airlines
Deal found 7/26$290
This United Airlines deal was found by Cheapflights users on 7/27. 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.
Tue 8/127:00 amSLC - TYS
1 stop6h 04mUnited Airlines
Sat 8/165:45 amTYS - SLC
1 stop7h 21mUnited Airlines
Deal found 7/27$339
This Alaska Airlines deal was found by Cheapflights users on 7/27. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/228:58 pmSLC - TYS
2 stops14h 14mAlaska Airlines
Sat 9/277:14 amTYS - SLC
2 stops14h 44mAlaska Airlines
Deal found 7/27$389

Cheapflights Fare Finder

 
Customize your flight search to find flights from Salt Lake City to Knoxville 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 July 28, 2025.
Use the filters below to find and compare flights from Salt Lake City to Knoxville that are best for you.

Fly from

Salt Lake City

Fly to

Knoxville

Route

Depart

Return

Price

Salt Lake CityKnoxville

SLC - TYS

SLCTYS

Salt Lake City

Sun 8/10

7:20 am-4:29 pm

1 stop7h 09m

Knoxville McGhee Tyson

Thu 8/14

5:25 pm-12:04 am

1 stop8h 39m

$226

Salt Lake CityKnoxville

SLC - TYS

SLCTYS

Salt Lake City

Tue 9/2

11:58 pm-9:56 am

1 stop7h 58m

Knoxville McGhee Tyson

Sat 9/6

6:00 am-11:03 am

1 stop7h 03m

$251

Salt Lake CityKnoxville

SLC - TYS

SLCTYS

Salt Lake City

Mon 9/22

11:35 pm-9:44 am

1 stop8h 09m

Knoxville McGhee Tyson

Wed 10/1

5:45 am-10:09 am

1 stop6h 24m

$283

Salt Lake CityKnoxville

SLC - TYS

SLCTYS

Salt Lake City

Sat 9/13

8:45 pm-11:08 pm

3 stops24h 23m

Knoxville McGhee Tyson

Mon 9/15

8:30 am-2:29 pm

1 stop7h 59m

$290

Salt Lake CityKnoxville

SLC - TYS

SLCTYS

Salt Lake City

Tue 8/12

7:00 am-3:04 pm

1 stop6h 04m

Knoxville McGhee Tyson

Sat 8/16

5:45 am-11:06 am

1 stop7h 21m

$339

Salt Lake CityKnoxville

SLC - TYS

SLCTYS

Salt Lake City

Mon 9/22

8:58 pm-1:12 pm

2 stops14h 14m

Knoxville McGhee Tyson

Sat 9/27

7:14 am-7:58 pm

2 stops14h 44m

$389

Salt Lake CityKnoxville

SLC - TYS

SLCTYS

Salt Lake City

Sat 9/20

9:58 pm-4:18 pm

1 stop16h 20m

$117

Salt Lake CityKnoxville

SLC - TYS

SLCTYS

Salt Lake City

Tue 8/26

1:54 pm-12:19 am

1 stop8h 25m

$126

Salt Lake CityKnoxville

SLC - TYS

SLCTYS

Salt Lake City

Sat 9/20

3:34 pm-11:08 pm

3 stops29h 34m

$198

Salt Lake CityKnoxville

SLC - TYS

SLCTYS

Salt Lake City

Tue 8/5

7:00 am-10:17 am

2 stops25h 17m

$433

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/27

Showing 1-10 of 11 results
1
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Best time to book a flight from Salt Lake City to Knoxville

Have a flexible travel schedule? Discover the best time to fly to Knoxville from Salt Lake City 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 Salt Lake City to Knoxville

How far ahead should I book a flight from Salt Lake City to Knoxville?

Use this chart to determine the optimal time to book a round-trip flight from Salt Lake City to Knoxville. Price data was last updated on July 25, 2025.

The price you pay for your flight from Salt Lake City to Knoxville may vary depending on when you book. For the best chance of a lower fare, look to book 21 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Salt Lake City to Knoxville?

Currently, January is the cheapest month in which you can book a flight from Salt Lake City to Knoxville (average of $295). Flying from Salt Lake City to Knoxville in March is currently the most expensive (average of $376). 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 SLC to TYS?

Find hourly flight availability from Salt Lake City to Knoxville. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 28, 2025.

A simple way to save on the total cost of your ticket is to fly from Salt Lake City to Knoxville in the morning. If you’re flexible enough to do this you can expect to save up to 14% on your trip compared to booking a flight at noon.

What is the cheapest day to fly from Salt Lake City to Knoxville?

Use this chart to determine the cheapest time to fly round-trip from Salt Lake City to Knoxville. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Salt Lake City to Knoxville flight should consider departing on Thursday evenings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Knoxville

Get insights into the airlines that provide service to Knoxville. 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 Knoxville. Reviews last updated July 28, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Delta, and United Airlines from Salt Lake City to Knoxville by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Crew

8.5

Comfort

7.8

Food

7.1

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Crew

8.5

Comfort

7.8

Food

7.1

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Delta
8.0
Very good
7,971 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Crew

8.5

Comfort

7.8

Food

7.1

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
United Airlines
7.4
Good
8,893 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Crew

8.5

Comfort

7.8

Food

7.1

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Crew

8.5

Comfort

7.8

Food

7.1

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Frontier
5.9
Fair
3,238 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Crew

8.5

Comfort

7.8

Food

7.1

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

Related info for your journey

Find useful and relevant information for your journey from Salt Lake City to Knoxville. 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 Salt Lake City to Knoxville round-trip?

    Frontier, at $226, was found to be the cheapest airline from Salt Lake City to Knoxville.Alternate airlines to your destination round-trip include American Airlines and Delta. Frontier is currently priced 60% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Salt Lake City to Knoxville one-way?

    The cheapest airlines for a one-way flight from Salt Lake City to Knoxville are Frontier ($117), American Airlines ($126), and United Airlines ($433).

  • Can I find deals for flights from Salt Lake City to Knoxville that include hotel bookings?

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

  • How can I find direct flights from Salt Lake City to Knoxville?

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

  • Can I find deals for business class flights from Salt Lake City to Knoxville?

    Yes. Cheapflights offers flight deals from Salt Lake City to Knoxville 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 Salt Lake City to Knoxville?

    Currently, January is the cheapest month in which you can book a flight from Salt Lake City to Knoxville (average of $295). Flying from Salt Lake City to Knoxville in March is currently the most expensive (average of $376). 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 Knoxville?

Book flights to Knoxville if you plan to visit one of these locations
Morristown
Corbin
Cherokee
Alcoa
Oak Ridge
Murphy

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Top 4 airlines flying from Salt Lake City to Knoxville

Discover the top 4 airlines that operate flights from Salt Lake City to Knoxville. 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 July 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$127Average$238FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$288Average$575FlexibilityNo cancel feeOn-time71%
DeltaCheapest$372Average$683FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$434Average$626FlexibilityNo cancel feeOn-time69%

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