How popular is this Las Vegas to Knoxville flight route?

The Las Vegas Harry Reid Intl to Knoxville McGhee Tyson flight path was viewed by 2 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

What are the cheapest airlines flying from Las Vegas to Knoxville round-trip?

Currently priced at $137, Allegiant Air will fly you from Las Vegas to Knoxville and back. In addition to Allegiant Air, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Frontier and American Airlines - these airlines can fly you to your destination from $180 and $251, respectively. These flights start at 56% lower than the current average price 3 months from now.

What are the cheapest airlines to fly from Las Vegas to Knoxville one-way?

For one-way options, check prices for Allegiant Air. According to our data, you can fly for as low as $75. Users have also found prices from $94 and $158 on Frontier and Delta, respectively.

What is the cheapest day to fly from Las Vegas to Knoxville?

Travelers seeking maximum savings on their Las Vegas to Knoxville flight should consider departing on Wednesday at noon when fares are most often at their lowest. Monday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

In terms of precipitation, rainfall in Knoxville ranges from 2.7 - 4.8 inches per month. March is typically the wettest month, when rainfall can reach 4.8 in. October is typically the driest time to visit Knoxville when rainfall is around 2.7 in.

If weather is an important factor for your trip to Knoxville, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

What are the cheapest flights from Las Vegas to Knoxville?

Looking at all options, your cheapest flight can be booked for $89. While the most popular route (Las Vegas Harry Reid Intl - Knoxville McGhee Tyson) can be booked for $137 on average our data indicates $228 when flying from Las Vegas to Knoxville.

What are the most popular airlines that fly from Las Vegas to Knoxville?

Before booking your flight from Las Vegas to Knoxville check out the most popular airlines for this route: American Airlines, Delta or Frontier.

What is the cheapest day to fly round-trip from Las Vegas to Knoxville?

Flying to your destination on a Sunday can be more expensive, but this shouldn’t discourage you from finding affordable options to get to Knoxville. Check prices with Cheapflights to find a great deal for your trip.

How far in advance should I book a flight from Las Vegas to Knoxville?

Find a great deal and save up to 108% by booking at least 15 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Las Vegas to Knoxville within the next two weeks, with the cheapest ticket starting at $243.

What is the cheapest month to fly from Las Vegas to Knoxville?

The best pricing can be found in the month of July. Prices to Knoxville from Las Vegas average $317. You can even find prices in July for less than $317, as users have found deals to Knoxville from as low as $142. The month of March appears to be one of the more expensive times to travel to Knoxville from Las Vegas. Flying in the targeted month can save you up to 77%.

Can I find deals for flights from Las Vegas to Knoxville that include hotel bookings?

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

How can I find direct flights from Las Vegas to Knoxville?

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

Can I find deals for business class flights from Las Vegas to Knoxville?

Yes. Cheapflights offers flight deals from Las Vegas 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.

$75+ Flights from Las Vegas to Knoxville

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1. Tell us where you want to go

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2. Select your favorite providers

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Cheapflights Tip: The best prices from Las Vegas Harry Reid Intl to Knoxville McGhee Tyson are usually found in July or October, booked 14 days in advance, depart on a Wednesday or Saturday and return on a Wednesday

Cheap flight deals from Las Vegas to Knoxville

Round-trip from	$137 (Booking.com)
One-way from	$75 (Gotogate)
Popular in	March
Cheapest in	July
Average price	$270
Good round-trip deal	$170 or less
Good one-way deal	$143 or less

From Las Vegas Harry Reid Intl to Knoxville McGhee Tyson

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One-way flight from Las Vegas Harry Reid Intl to Knoxville McGhee Tyson

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Highest demand for flights based on searches. 16% potential increase in price ($61 potential increase over avg. RT price).

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Cheapest flight prices on average. 7% potential price decrease ($23 potential savings vs. average RT price).

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Average for round-trip flights in July 2025

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Price to beat on a round-trip flight from Las Vegas Harry Reid Intl to Knoxville McGhee Tyson.

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Price to beat on a one-way flight from Las Vegas Harry Reid Intl to Knoxville McGhee Tyson.

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Find flight deals from Las Vegas to Knoxville

Cheapest flights from Las Vegas to Knoxville
Explore the most affordable flight options available from Las Vegas to Knoxville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 1, 2025.

Fri 8/16:45 amLAS - TYS

Nonstop3h 53mAllegiant Air

Mon 8/182:29 pmTYS - LAS

Nonstop4h 24mAllegiant Air

Deal found 7/1

$137

Thu 9/256:00 amLAS - TYS

1 stop10h 41mFrontier

Mon 9/298:26 pmTYS - LAS

1 stop6h 07mFrontier

Deal found 7/1

$180

Thu 9/258:55 amLAS - TYS

1 stop11h 13mMultiple Airlines

Mon 9/298:30 amTYS - LAS

Nonstop4h 13mMultiple Airlines

Deal found 7/1

$193

Mon 7/2812:59 amLAS - TYS

1 stop7h 42mAmerican Airlines

Tue 8/56:29 pmTYS - LAS

1 stop7h 31mAmerican Airlines

Deal found 7/1

$251

Tue 7/112:04 pmLAS - TYS

1 stop8h 55mDelta

Fri 7/42:32 pmTYS - LAS

1 stop7h 41mDelta

Deal found 6/30

$257

Best flights from Las Vegas to Knoxville
Discover carefully curated flight deals from Las Vegas to Knoxville that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 1, 2025.

Fri 8/16:45 amLAS - TYS

Nonstop3h 53mAllegiant Air

Mon 8/182:29 pmTYS - LAS

Nonstop4h 24mAllegiant Air

Deal found 7/1

$137

Thu 9/256:00 amLAS - TYS

1 stop10h 41mFrontier

Mon 9/298:26 pmTYS - LAS

1 stop6h 07mFrontier

Deal found 7/1

$180

Thu 9/258:55 amLAS - TYS

1 stop11h 13mMultiple Airlines

Mon 9/298:30 amTYS - LAS

Nonstop4h 13mMultiple Airlines

Deal found 7/1

$193

Mon 7/2812:59 amLAS - TYS

1 stop7h 42mAmerican Airlines

Tue 8/56:29 pmTYS - LAS

1 stop7h 31mAmerican Airlines

Deal found 7/1

$251

Fri 7/181:37 pmLAS - TYS

1 stop7h 07mDelta

Mon 7/285:12 pmTYS - LAS

1 stop7h 28mDelta

Deal found 7/1

$314

Last-minute flights from Las Vegas to Knoxville
Discover last-minute flight deals from Las Vegas to Knoxville. Data last updated July 1, 2025 and is based on user searches.

Tue 7/11:38 pmLAS - TYS

1 stop7h 06mDelta

Sat 7/511:41 amTYS - LAS

1 stop9h 09mDelta

Deal found 6/30

$257

Thu 7/1012:59 amLAS - TYS

1 stop7h 42mAmerican Airlines

Sat 7/199:05 amTYS - LAS

1 stop7h 21mAmerican Airlines

Deal found 7/1

$440

Thu 7/1012:40 amLAS - TYS

2 stops10h 11mDelta

Sat 7/195:30 amTYS - LAS

1 stop6h 42mDelta

Deal found 7/1

$1,502

Fri 7/116:45 amLAS - TYS

Nonstop3h 53mMultiple Airlines

Sat 7/193:52 pmTYS - LAS

1 stop10h 15mMultiple Airlines

Deal found 7/1

$291

Mon 7/2812:59 amLAS - TYS

1 stop7h 42mAmerican Airlines

Tue 8/56:29 pmTYS - LAS

1 stop7h 31mAmerican Airlines

Deal found 7/1

$251

Thu 7/3112:34 amLAS - TYS

1 stop13h 38mMultiple Airlines

Mon 8/182:29 pmTYS - LAS

Nonstop4h 24mMultiple Airlines

Deal found 7/1

$204

Fri 8/16:45 amLAS - TYS

Nonstop3h 53mAllegiant Air

Mon 8/182:29 pmTYS - LAS

Nonstop4h 24mAllegiant Air

Deal found 7/1

$137

Wed 8/2012:59 amLAS - TYS

1 stop15h 42mFrontier

Mon 8/257:10 pmTYS - LAS

1 stop20h 57mFrontier

Deal found 7/1

$323

One-way flights from Las Vegas to Knoxville
Search for one-way flight options from Las Vegas to Knoxville. Find affordable one-way fares based on user searches. Data last updated July 1, 2025.

Fri 8/156:40 amLAS - TYS

Nonstop3h 59mAllegiant Air

Deal found 6/29

$75

Thu 9/256:00 amLAS - TYS

1 stop10h 41mFrontier

Deal found 7/1

$94

Fri 8/226:00 amLAS - TYS

1 stop9h 20mMultiple Airlines

Deal found 6/29

$100

Mon 7/2812:34 amLAS - TYS

1 stop7h 34mDelta

Deal found 7/1

$158

Cheapflights Fare Finder

Use the filters below to find and compare flights from Las Vegas to Knoxville that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Las VegasKnoxville

LAS - TYS

LASTYS

Las Vegas Harry Reid Intl

Fri 8/1

6:45 am-1:38 pm

Nonstop3h 53m

Knoxville McGhee Tyson

Mon 8/18

2:29 pm-3:53 pm

Nonstop4h 24m

$137

Las VegasKnoxville

LAS - TYS

LASTYS

Las Vegas Harry Reid Intl

Thu 9/25

6:00 am-7:41 pm

1 stop10h 41m

Knoxville McGhee Tyson

Mon 9/29

8:26 pm-11:33 pm

1 stop6h 07m

$180

Las VegasKnoxville

LAS - TYS

LASTYS

Las Vegas Harry Reid Intl

Thu 9/25

8:55 am-11:08 pm

1 stop11h 13m

Knoxville McGhee Tyson

Mon 9/29

8:30 am-9:43 am

Nonstop4h 13m

$193

Las VegasKnoxville

LAS - TYS

LASTYS

Las Vegas Harry Reid Intl

Mon 7/28

12:59 am-11:41 am

1 stop7h 42m

Knoxville McGhee Tyson

Tue 8/5

6:29 pm-11:00 pm

1 stop7h 31m

$251

Las VegasKnoxville

LAS - TYS

LASTYS

Las Vegas Harry Reid Intl

Fri 7/18

1:37 pm-11:44 pm

1 stop7h 07m

Knoxville McGhee Tyson

Mon 7/28

5:12 pm-9:40 pm

1 stop7h 28m

$314

Las VegasKnoxville

LAS - TYS

LASTYS

Las Vegas Harry Reid Intl

Fri 8/15

6:40 am-1:39 pm

Nonstop3h 59m

$75

Las VegasKnoxville

LAS - TYS

LASTYS

Las Vegas Harry Reid Intl

Thu 9/25

6:00 am-7:41 pm

1 stop10h 41m

$94

Las VegasKnoxville

LAS - TYS

LASTYS

Las Vegas Harry Reid Intl

Fri 8/22

6:00 am-6:20 pm

1 stop9h 20m

$100

Las VegasKnoxville

LAS - TYS

LASTYS

Las Vegas Harry Reid Intl

Mon 7/28

12:34 am-11:08 am

1 stop7h 34m

$158

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/29

Best time to book a flight from Las Vegas to Knoxville

Have a flexible travel schedule? Discover the best time to fly to Knoxville from Las Vegas 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 Las Vegas to Knoxville

How far ahead should I book a flight from Las Vegas to Knoxville?

The best time to book flights from Las Vegas to Knoxville is 14 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, January is the cheapest month in which you can book a flight from Las Vegas to Knoxville (average of $296). Flying from Las Vegas 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 LAS to TYS?

It’s typically best to fly out from Las Vegas to Knoxville at noon. Doing so could potentially save you 42% on the flight price compared to flying in the evening, which is usually more expensive.

Reviews of airlines servicing Knoxville

Read through reviews of airlines operating flights from Las Vegas to Knoxville, such as Delta, American Airlines, and Allegiant Air. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,973 reviews

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

7,973 reviews

Delta

8.0

Very good

7,973 reviews

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

7,973 reviews

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!

Allegiant Air

7.2

Good

710 reviews

Delta

8.0

Very good

7,973 reviews

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!

Frontier

5.9

Fair

3,291 reviews

Delta

8.0

Very good

7,973 reviews

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

How popular is this Las Vegas to Knoxville flight route?
The Las Vegas Harry Reid Intl to Knoxville McGhee Tyson flight path was viewed by 2 users in the past month. Keep an eye out for changes in search interest prior to high and low season.
What are the cheapest airlines flying from Las Vegas to Knoxville round-trip?
Currently priced at $137, Allegiant Air will fly you from Las Vegas to Knoxville and back. In addition to Allegiant Air, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Frontier and American Airlines - these airlines can fly you to your destination from $180 and $251, respectively. These flights start at 56% lower than the current average price 3 months from now.
What are the cheapest airlines to fly from Las Vegas to Knoxville one-way?
For one-way options, check prices for Allegiant Air. According to our data, you can fly for as low as $75. Users have also found prices from $94 and $158 on Frontier and Delta, respectively.
What are the cheapest flights from Las Vegas to Knoxville?
Looking at all options, your cheapest flight can be booked for $89. While the most popular route (Las Vegas Harry Reid Intl - Knoxville McGhee Tyson) can be booked for $137 on average our data indicates $228 when flying from Las Vegas to Knoxville.
Can I find deals for flights from Las Vegas to Knoxville that include hotel bookings?
Yes. In addition to deals on Las Vegas to Knoxville flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Las Vegas to Knoxville?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Las Vegas to Knoxville.
Can I find deals for business class flights from Las Vegas to Knoxville?
Yes. Cheapflights offers flight deals from Las Vegas 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 Las Vegas to Knoxville?
Currently, January is the cheapest month in which you can book a flight from Las Vegas to Knoxville (average of $296). Flying from Las Vegas 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

Morristown

Cherokee

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Other flights to Knoxville

Top 5 airlines flying from Las Vegas to Knoxville

Airline	Cheapest	Average	Flexibility	On-time
Frontier	Cheapest$127	Average$280	FlexibilityNo cancel fee	On-time62%
Allegiant Air	Cheapest$137	Average$231	FlexibilityNo cancel fee	On-time88%
American Airlines	Cheapest$243	Average$327	FlexibilityNo cancel fee	On-time71%
Delta	Cheapest$250	Average$342	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$264	Average$391	FlexibilityNo cancel fee	On-time69%

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$75+ Cheap flights from Las Vegas to Knoxville (LAS - 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 8/15. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Las Vegas to Knoxville with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from Las Vegas Harry Reid Intl to Knoxville McGhee Tyson are usually found in July or October, booked 14 days in advance, depart on a Wednesday or Saturday and return on a Wednesday

Cheap flight deals from Las Vegas to Knoxville

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals from Las Vegas to Knoxville

Cheapest flights from Las Vegas to KnoxvilleExplore the most affordable flight options available from Las Vegas to Knoxville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 1, 2025.

Explore the most affordable flight options available from Las Vegas to Knoxville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 1, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Las Vegas to Knoxville that are best for you.

Best time to book a flight from Las Vegas to Knoxville

Have a flexible travel schedule? Discover the best time to fly to Knoxville from Las Vegas with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Las Vegas to Knoxville

How far ahead should I book a flight from Las Vegas to Knoxville?

Use this chart to determine the optimal time to book a round-trip flight from Las Vegas to Knoxville. Price data was last updated on June 27, 2025.

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

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

Find hourly flight availability from Las Vegas 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 1, 2025.

Reviews of airlines servicing Knoxville

Read through reviews of airlines operating flights from Las Vegas to Knoxville, such as Delta, American Airlines, and Allegiant Air. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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

How popular is this Las Vegas to Knoxville flight route?

What are the cheapest airlines flying from Las Vegas to Knoxville round-trip?

What are the cheapest airlines to fly from Las Vegas to Knoxville one-way?

What are the cheapest flights from Las Vegas to Knoxville?

Can I find deals for flights from Las Vegas to Knoxville that include hotel bookings?

How can I find direct flights from Las Vegas to Knoxville?

Can I find deals for business class flights from Las Vegas to Knoxville?

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

Traveling to a place near Las Vegas?

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Top 5 airlines flying from Las Vegas to Knoxville

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Cheapest flights from Las Vegas to Knoxville
Explore the most affordable flight options available from Las Vegas to Knoxville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 1, 2025.