Are direct flights from Knoxville to Las Vegas always the best option?

Direct flights are often more convenient as they reduce travel time and the risk of missed connections. However, flights with layovers can sometimes be more budget-friendly. Consider your priorities for cost versus convenience when choosing.

Can flexible travel dates help on Knoxville to Las Vegas flights?

Being flexible with your travel dates can often unlock more competitive flight prices. Mid-week travel or flying during off-peak seasons may result in lower fares. Many search engines allow you to compare prices across a range of dates.

What extra costs should I check before booking Knoxville to Las Vegas flights?

Before booking, always check for potential extra costs such as baggage fees, seat selection charges, and in-flight services. Some airlines may also charge for printing boarding passes at the airport. These can add to your total travel expense.

Flights From Knoxville

To Las Vegas

Cheap Flights from Knoxville to Las Vegas

Browse current best options from Knoxville. Become a member to unlock all deals and get alerts when new deals appear.

Deals from

Knoxville

RatePunk searches hundreds of travel sites at once for deals on flights to Las Vegas

Prices updated 2 days ago

461 airlines compared

80%+ AI score for best value

Fares are subject to change and may not be available for all dates. (Data last updated Sep 14, 2026.)

Today’s best flight deals from Knoxville to Las Vegas

Explore current cheapest deals departing from Knoxville to Las Vegas

2026-10-26 – 2026-10-29
TYS - Las Vegas
82% AI deal score
$222
$150
Round trip
2027-02-08 – 2027-02-26
TYS - Las Vegas
80% AI deal score
$197
$153
Round trip
2026-10-16 – 2026-10-29
TYS - Las Vegas
73% AI deal score
$189
$161
Round trip
2026-10-19 – 2026-10-29
TYS - Las Vegas
74% AI deal score
$194
$162
Round trip
2027-02-08 – 2027-02-12
TYS - Las Vegas
81% AI deal score
$214
$162
Round trip
2026-10-19 – 2026-11-06
TYS - Las Vegas
71% AI deal score
$182
$169
Round trip
2026-11-05 – 2026-12-04
TYS - Las Vegas
71% AI deal score
$193
$174
Round trip
2026-10-19 – 2026-11-01
TYS - Las Vegas
71% AI deal score
$189
$174
Round trip
2026-11-16 – 2026-12-04
TYS - Las Vegas
73% AI deal score
$205
$175
Round trip
2026-10-25 – 2026-10-29
TYS - Las Vegas
74% AI deal score
$222
$176
Round trip

Knoxville to Las Vegas: Overview

Insights for flights from Knoxville to Las Vegas

Most itineraries for flights from Knoxville to Las Vegas connect at least once, with only 24.5% of recent fares being non-stop. For connecting flights, the typical number of stopovers is 2. This means travelers often need to factor in layovers when planning their journey.

For those seeking cheap flights from Knoxville to Las Vegas, the cheapest time to fly is typically in October or September, both with a median fare of $153. August also offers competitive prices, with a median fare of $173. Planning your trip during these months can lead to significant savings.

A typical journey from Knoxville to Las Vegas takes about 4h 18m, including connections. While direct flights can be quicker, the majority of routes involve at least one stopover, extending the overall travel time. The median flight time for connecting itineraries is 8h 8m, whereas non-stop flights average 4h 18m.

Fares for this route typically range from $249–$877, with a median of $588. Right now, fares are near the typical level for this route. Approximately 34% of recent fares were classified as a good price, indicating that deals are available if you know when and where to look. New deals appear almost daily, suggesting frequent opportunities to find competitive prices.

The distance between Knoxville and Las Vegas is 2793 km, classifying this as a medium-haul flight. This distance means you can expect a substantial journey, often involving connections, making the overall travel experience a key consideration.

How much is a round trip from Knoxville to Las Vegas

Regular price: $181 - $523

Prices for flights from Knoxville to Las Vegas are currently below the regular range.

The regular price range for this route is $181 to $523. The current lowest deal is $151 with Allegiant Air for travel from Oct 26-Oct 29.

now $151

Low $181

High $523

The cheapest time to fly from Knoxville to Las Vegas

The cheapest month to fly from TYS to LAS is October, with a median price of $154. The most expensive month is May, with a median price of $1719. Prices are generally lower from January to October.

October

Cheapest

Flights from $154

May

Most Expensive

Flights from $1,719

Jan

Feb

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Direct flights from Knoxville to Las Vegas

Allegiant Air

Last-minute flights going from Knoxville to Las Vegas

Fri, Sep 18

⌛ Last-Minute

TYS - Las Vegas

Knoxville (TYS) - Las Vegas (LAS)

Allegiant Air

$375

$338

One-way

Sat, Oct 10

⌛ Last-Minute

TYS - Las Vegas

Knoxville (TYS) - Las Vegas (LAS)

American Airlines

$310

$300

One-way

Fri, Oct 16

⌛ Last-Minute

TYS - Las Vegas

Knoxville (TYS) - Las Vegas (LAS)

Allegiant Air

$189

$160

One-way

Fri, Oct 16

⌛ Last-Minute

TYS - Las Vegas

Knoxville (TYS) - Las Vegas (LAS)

Allegiant Air

$181

$185

One-way

Fri, Oct 16

⌛ Last-Minute

TYS - Las Vegas

Knoxville (TYS) - Las Vegas (LAS)

Allegiant Air

$184

$190

One-way

Fri, Oct 16

⌛ Last-Minute

TYS - Las Vegas

Knoxville (TYS) - Las Vegas (LAS)

Allegiant Air

$189

$194

One-way

Biggest price drops on these dates for flights from Knoxville to Las Vegas

2 nights

Oct 19 - Oct 21

$326 → $225

31%

14 nights

Mar 11 - Mar 25

$514 → $416

19%

14 nights

Mar 9 - Mar 23

$501 → $416

17%

14 nights

Mar 10 - Mar 24

$501 → $416

17%

Popular Airports to fly from Knoxville to Las Vegas

Knoxville - Las Vegas route insights

💸 Price insights

Recent fares near the typical level

Recent fares for flights from Knoxville to Las Vegas are near the typical level.

📅 Best time to fly

Fly in October or September for the best prices

Historically, the cheapest flights are found in October and September, with a median of $153.

⏱️ Flight duration

Direct flights take 4h 18m

The median flight duration for a direct flight from Knoxville to Las Vegas is 4 hours 18 minutes.

✈️ Airlines & availability

Connecting flights are common

Connecting flights make up 75.5% of the routes, with a median of 2 stopovers.

🏆 Airline highlight

Allegiant Air offers direct flights

Allegiant Air is one of the airlines providing direct flights on the Knoxville to Las Vegas route.

🎯 Booking tip

Deals are frequent

Deals for flights on this route are frequent, appearing often within a 30-day window.

Knoxville main airports to depart from

McGhee Tyson (TYS)

Cheapest

McGhee Tyson Airport (TYS) is a convenient departure point for flights from Knoxville to Las Vegas.

📍 ~18 km from city center (reachable by car)

💸 Flights from ~$149

Las Vegas main airports to arrive at

Harry Reid International Airport (LAS)

Cheapest

Harry Reid International Airport is a convenient arrival choice for flights from Knoxville to Las Vegas.

📍 ~10 km from Las Vegas (reachable by car)

💸 Flights from ~$159

Airports nearby Las Vegas used as alternative

Ontario International (ONT)

Ontario International offers a reliable alternative for Southern California connections with easier navigation and less congestion.

📍 ~360 km from Las Vegas (requires a drive of approximately 3 to 4 hours)

💸 Flights from ~$203

Business & First Class Flight Deals to Las Vegas

Discover luxury on the budget with premium cabin class on flights from Knoxville to Las Vegas.

Elite

Best Elite deals to Las Vegas

Exclusive daily First Class, Business Class, and Premium Economy flight deals, refreshed every 24 hours.

From TYS

Elite

Dec 09

Las Vegas, United States

89% AI deal score

$2,182

$1,154

Save $1,028

United Airlines

Business Class

From TYS

Elite

Oct 27

Las Vegas, United States

86% AI deal score

$1,745

$1,095

Save $650

United Airlines

Business Class

From TYS

Elite

Oct 24

Las Vegas, United States

86% AI deal score

$1,700

$1,105

Save $595

United Airlines

Business Class

From TYS

Elite

Oct 28

Las Vegas, United States

86% AI deal score

$1,745

$1,105

Save $640

United Airlines

Business Class

From TYS

Elite

Jan 30

Las Vegas, United States

85% AI deal score

$1,521

$1,095

Save $426

United Airlines

Business Class

From TYS

Elite

Jan 27

Las Vegas, United States

85% AI deal score

$1,514

$1,105

Save $409

United Airlines

Business Class

From TYS

Elite

Jan 23

Las Vegas, United States

85% AI deal score

$1,503

$1,105

Save $398

United Airlines

Business Class

From TYS

Elite

Oct 20

Las Vegas, United States

85% AI deal score

$1,682

$1,154

Save $528

United Airlines

Business Class

From TYS

Elite

Oct 17

Las Vegas, United States

85% AI deal score

$1,661

$1,154

Save $507

United Airlines

Business Class

From TYS

Elite

Feb 23

Las Vegas, United States

84% AI deal score

$1,478

$1,105

Save $373

United Airlines

Business Class

From TYS

Elite

Feb 10

Las Vegas, United States

84% AI deal score

$1,466

$1,105

Save $361

United Airlines

Business Class

From TYS

Elite

Feb 02

Las Vegas, United States

84% AI deal score

$1,456

$1,105

Save $351

United Airlines

Business Class

Frequently Asked Questions About Flights to Las Vegas

To find more affordable flights, consider being flexible with your travel dates and times. Comparing prices across different airlines and booking sites can often reveal better deals. Setting up price alerts may also help you catch drops in fares.

Booking flights in advance, often several months out, can sometimes lead to lower prices. However, last-minute deals can occasionally appear, so it's wise to monitor fare trends. Prices may fluctuate based on demand and seasonality.

Comparing nearby airports can sometimes offer more flight options or different pricing. While it may add to your ground travel, the potential savings on airfare could be significant. Always factor in the total cost and convenience.

Related routes

More routes from Knoxville

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Flights to Las Vegas from other cities

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Knoxville to Las Vegas: Overview

Insights for flights from Knoxville to Las Vegas

How much is a round trip from Knoxville to Las Vegas

Regular price: $181 - $523

Prices for flights from Knoxville to Las Vegas are currently below the regular range.

The regular price range for this route is $181 to $523. The current lowest deal is $151 with Allegiant Air for travel from Oct 26-Oct 29.

now $151

Low $181

High $523

The cheapest time to fly from Knoxville to Las Vegas

The cheapest month to fly from TYS to LAS is October, with a median price of $154. The most expensive month is May, with a median price of $1719. Prices are generally lower from January to October.

October

Cheapest

Flights from $154

May

Most Expensive

Flights from $1,719

Jan

Feb

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Direct flights from Knoxville to Las Vegas

Allegiant Air

Last-minute flights going from Knoxville to Las Vegas

Fri, Sep 18

⌛ Last-Minute

TYS - Las Vegas

Knoxville (TYS) - Las Vegas (LAS)

Allegiant Air

$375

$338

One-way

Sat, Oct 10

⌛ Last-Minute

TYS - Las Vegas

Knoxville (TYS) - Las Vegas (LAS)

American Airlines

$310

$300

One-way

Fri, Oct 16

⌛ Last-Minute

TYS - Las Vegas

Knoxville (TYS) - Las Vegas (LAS)

Allegiant Air

$189

$160

One-way

Fri, Oct 16

⌛ Last-Minute

TYS - Las Vegas

Knoxville (TYS) - Las Vegas (LAS)

Allegiant Air

$181

$185

One-way

Fri, Oct 16

⌛ Last-Minute

TYS - Las Vegas

Knoxville (TYS) - Las Vegas (LAS)

Allegiant Air

$184

$190

One-way

Fri, Oct 16

⌛ Last-Minute

TYS - Las Vegas

Knoxville (TYS) - Las Vegas (LAS)

Allegiant Air

$189

$194

One-way

Biggest price drops on these dates for flights from Knoxville to Las Vegas

2 nights

Oct 19 - Oct 21

$326 → $225

31%

14 nights

Mar 11 - Mar 25

$514 → $416

19%

14 nights

Mar 9 - Mar 23

$501 → $416

17%

14 nights

Mar 10 - Mar 24

$501 → $416

17%

Popular Airports to fly from Knoxville to Las Vegas

Knoxville - Las Vegas route insights

💸 Price insights

Recent fares near the typical level

Recent fares for flights from Knoxville to Las Vegas are near the typical level.

📅 Best time to fly

Fly in October or September for the best prices

Historically, the cheapest flights are found in October and September, with a median of $153.

⏱️ Flight duration

Direct flights take 4h 18m

The median flight duration for a direct flight from Knoxville to Las Vegas is 4 hours 18 minutes.

✈️ Airlines & availability

Connecting flights are common

Connecting flights make up 75.5% of the routes, with a median of 2 stopovers.

🏆 Airline highlight

Allegiant Air offers direct flights

Allegiant Air is one of the airlines providing direct flights on the Knoxville to Las Vegas route.

🎯 Booking tip

Deals are frequent

Deals for flights on this route are frequent, appearing often within a 30-day window.

Knoxville main airports to depart from

McGhee Tyson (TYS)

Cheapest

McGhee Tyson Airport (TYS) is a convenient departure point for flights from Knoxville to Las Vegas.

📍 ~18 km from city center (reachable by car)

💸 Flights from ~$149

Las Vegas main airports to arrive at

Harry Reid International Airport (LAS)

Cheapest

Harry Reid International Airport is a convenient arrival choice for flights from Knoxville to Las Vegas.

📍 ~10 km from Las Vegas (reachable by car)

💸 Flights from ~$159

Airports nearby Las Vegas used as alternative

Ontario International (ONT)

Ontario International offers a reliable alternative for Southern California connections with easier navigation and less congestion.

Las Vegas, United States

84% AI deal score

$1,456

$1,105

Save $351

United Airlines

Business Class

Frequently Asked Questions About Flights to Las Vegas

Cheap Flights from Knoxville to Las Vegas

Today’s best flight deals from Knoxville to Las Vegas

Knoxville to Las Vegas: Overview

Insights for flights from Knoxville to Las Vegas

How much is a round trip from Knoxville to Las Vegas

The cheapest time to fly from Knoxville to Las Vegas

Direct flights from Knoxville to Las Vegas

Last-minute flights going from Knoxville to Las Vegas

Biggest price drops on these dates for flights from Knoxville to Las Vegas

Popular Airports to fly from Knoxville to Las Vegas

Knoxville - Las Vegas route insights

Recent fares near the typical level

Fly in October or September for the best prices

Direct flights take 4h 18m

Connecting flights are common

Allegiant Air offers direct flights

Deals are frequent

Knoxville main airports to depart from

Las Vegas main airports to arrive at

Airports nearby Las Vegas used as alternative

Business & First Class Flight Deals to Las Vegas

Best Elite deals to Las Vegas

Dec 09

Oct 27

Oct 24

Oct 28

Jan 30

Jan 27

Jan 23

Oct 20

Oct 17

Feb 23

Feb 10

Feb 02

Frequently Asked Questions About Flights to Las Vegas

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

When should I book flights from Knoxville to Las Vegas?

Should I compare nearby airports for flights from Knoxville to Las Vegas?

Are direct flights from Knoxville to Las Vegas always the best option?

Can flexible travel dates help on Knoxville to Las Vegas flights?

What extra costs should I check before booking Knoxville to Las Vegas flights?

Related routes

More routes from Knoxville

Flights to Las Vegas from other cities

Knoxville to Las Vegas: Overview

Insights for flights from Knoxville to Las Vegas

How much is a round trip from Knoxville to Las Vegas

The cheapest time to fly from Knoxville to Las Vegas

Direct flights from Knoxville to Las Vegas

Last-minute flights going from Knoxville to Las Vegas

Biggest price drops on these dates for flights from Knoxville to Las Vegas

Popular Airports to fly from Knoxville to Las Vegas

Knoxville - Las Vegas route insights

Recent fares near the typical level

Fly in October or September for the best prices

Direct flights take 4h 18m

Connecting flights are common

Allegiant Air offers direct flights

Deals are frequent

Knoxville main airports to depart from

Las Vegas main airports to arrive at

Airports nearby Las Vegas used as alternative

Business & First Class Flight Deals to Las Vegas

Best Elite deals to Las Vegas

Dec 09

Oct 27

Oct 24

Oct 28

Jan 30

Jan 27

Jan 23

Oct 20

Oct 17

Feb 23

Feb 10

Feb 02

Frequently Asked Questions About Flights to Las Vegas

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

When should I book flights from Knoxville to Las Vegas?

Should I compare nearby airports for flights from Knoxville to Las Vegas?