Cheap Flights from Knoxville, TN to Las Vegas, NV from $64

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On Cheapflightsplus.com you will find 3 direct and 288 connecting flights from Knoxville to Las Vegas. You can compare airfare deals from 5 airlines and multiple travel sites from $64, book and save on cheap plane tickets and last minute offers. Also check out TYS-LAS flight schedule to find best flight time, convenient departure and arrival airports.

Find One-Way and Round-Trip Knoxville to Las Vegas Flight Deals

To find the cheapest one way airline ticket select the date with the lowest price on the calendar below and click «Find Flights». To search for round-trip flight deals click on the link «Check prices for return flights» and select the date of the return flight. Cheapest flights in November: $64 (one-way), $110 (round-trip).

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Best Flights from Knoxville to Las Vegas Today

Take a look at the list of non stop flights and flights with layovers from Knoxville to Las Vegas with the lowest price of $64. The fastest direct flight takes 4h 21m and the fastest connecting – 6h 23m.

Price	Departure	Arrival	Flight Duration	Airline	Flight
from $125 Find flight	15:07 Knoxville Mc Ghee Tyson	16:43 Las Vegas Mccarran	4h 36m	Allegiant Air	G467
from $136 Find flight	18:46 Knoxville Mc Ghee Tyson	20:07 Las Vegas Mccarran	4h 21m	Allegiant Air	G488
from $137 Find flight	09:00 Knoxville Mc Ghee Tyson	10:48 Las Vegas Mccarran	4h 48m	Allegiant Air	G41400
from $64 Find flight	19:30 Knoxville Mc Ghee Tyson	23:53 Las Vegas Mccarran	7h 23m layover 1h 59m - Denver	Frontier Airlines	F94369 F93539
from $215 Find flight	14:00 Knoxville Mc Ghee Tyson	23:06 Las Vegas Mccarran	12h 6m layover 4h 26m - Miami	Allegiant Air	G43040 NK777
from $217 Find flight	09:00 Knoxville Mc Ghee Tyson	19:00 Las Vegas Mccarran	13h 0m layover 6h 8m - Tampa	Allegiant Air	G43061 NK410
from $219 Find flight	12:26 Knoxville Mc Ghee Tyson	22:41 Las Vegas Mccarran	13h 15m layover 6h 32m - Orlando	Allegiant Air	G42930 NK1852
from $256 Find flight	12:50 Knoxville Mc Ghee Tyson	22:44 Las Vegas Mccarran	12h 54m layover 5h 47m - Orlando	Allegiant Air	G41437 NK1852
from $139 Find flight	12:33 Knoxville Mc Ghee Tyson	07:02+1 день Las Vegas Mccarran	21h 29m layover 4h 26m - Phoenix 7h 9m - Dallas	Allegiant Air	G41421 NK542 NK532
from $201 Find flight	09:00 Knoxville Mc Ghee Tyson	22:30 Las Vegas Mccarran	16h 30m layover 5h 52m - Tampa 3h 3m - Houston	Allegiant Air	G43061 NK3127 NK490
from $201 Find flight	13:45 Knoxville Mc Ghee Tyson	08:54+1 день Las Vegas Mccarran	22h 9m layover 5h 28m - Chicago 6h 26m - Miami	Allegiant Air	G41416 NK158 NK866
from $216 Find flight	09:00 Knoxville Mc Ghee Tyson	23:06 Las Vegas Mccarran	17h 6m layover 6h 7m - Tampa 2h 32m - Miami	Allegiant Air	G43061 NK323 NK777
from $235 Find flight	06:30 Knoxville Mc Ghee Tyson	21:22 Las Vegas Mccarran	17h 52m layover 5h 49m - Orlando 3h 6m - Detroit	Allegiant Air	G43032 NK3781 NK520
from $235 Find flight	06:30 Knoxville Mc Ghee Tyson	22:33 Las Vegas Mccarran	19h 3m layover 5h 49m - Orlando 4h 16m - Detroit	Allegiant Air	G43032 NK3781 NK1726
from $256 Find flight	13:41 Knoxville Mc Ghee Tyson	00:40+1 день Las Vegas Mccarran	13h 59m layover 2h 37m - Miami 1h 50m - Charlotte	Allegiant Air	G41416 NK394 NK2006
from $256 Find flight	13:41 Knoxville Mc Ghee Tyson	07:02+1 день Las Vegas Mccarran	20h 21m layover 4h 27m - Miami 7h 11m - Dallas	Allegiant Air	G41416 NK350 NK532

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*Departure and arrival times - local. Prices indicated for one-way flights. Information updated on May 09, 2025

Flight Schedule Knoxville (Tennessee) to Las Vegas (Nevada)

Full flight schedule will help you in detecting at what time planes fly from Knoxville to Las Vegas. You can also specify the concrete flights and airlines on the route and how long the flight actually is. Use the calendar for today, tomorrow or other specific date as some flights are available only on certain days of the week.

Departure	Flight Details	Flight Duration	Price
09:00 — 10:48	09:00 — 10:48 G41400 Allegiant Air Knoxville — Las Vegas	4h 48m	Find flight from$137
15:07 — 16:43	15:07 — 16:43 G467 Allegiant Air Knoxville — Las Vegas	4h 36m	Find flight from$125
18:46 — 20:07	18:46 — 20:07 G488 Allegiant Air Knoxville — Las Vegas	4h 21m	Find flight from$136
08:37 — 19:03	08:37 — 10:15 G43048 Allegiant Air Knoxville — Orlando 6h 30m stop 16:45 — 19:03 NK1852 Spirit Airlines Orlando — Las Vegas	13h 26m including layover	Find flight from$296
12:26 — 22:41	12:26 — 13:58 G42930 Allegiant Air Knoxville — Orlando 6h 32m stop 20:30 — 22:41 NK1852 Spirit Airlines Orlando — Las Vegas	13h 15m including layover	Find flight from$219
14:00 — 23:06	14:00 — 16:04 G43040 Allegiant Air Knoxville — Miami 4h 26m stop 20:30 — 23:06 NK777 Spirit Airlines Miami — Las Vegas	12h 6m including layover	Find flight from$215
16:19 — 20:47	19:30 — 20:46 F94369 Frontier Airlines Knoxville — Denver 1h 50m stop 18:42 — 19:46 F94967 Frontier Airlines Denver — Las Vegas	7h 28m including layover	Find flight from$67
16:19 — 08:14 +1 day	16:19 — 17:48 F94369 Frontier Airlines Knoxville — Denver 13h 12m stop 07:00 — 08:14 F9777 Frontier Airlines Denver — Las Vegas	18h 55m including layover	Find flight from$92
17:42 — 22:05	19:30 — 20:46 F94369 Frontier Airlines Knoxville — Denver 2h 10m stop 20:43 — 21:44 F94611 Frontier Airlines Denver — Las Vegas	7h 23m including layover	Find flight from$67
17:42 — 14:07 +1 day	16:19 — 17:51 F94369 Frontier Airlines Knoxville — Denver 18h 13m stop 13:20 — 14:31 F92349 Frontier Airlines Denver — Las Vegas	23h 25m including layover	Find flight from$309
19:30 — 23:53	19:30 — 20:46 F94369 Frontier Airlines Knoxville — Denver 1h 59m stop 22:45 — 23:53 F93539 Frontier Airlines Denver — Las Vegas	7h 23m including layover	Find flight from$64
21:54 — 11:34 +1 day	21:54 — 23:40 G41413 Allegiant Air Knoxville — Tampa 6h 35m stop 06:15 — 11:34 MX116 Mexicana Tampa — Las Vegas	16h 40m including layover	Find flight from$295
22:35 — 07:09 +1 day	19:30 — 20:46 F94369 Frontier Airlines Knoxville — Denver 6h 6m stop 06:45 — 07:54 F92015 Frontier Airlines Denver — Las Vegas	11h 34m including layover	Find flight from$67
22:35 — 16:22 +1 day	22:35 — 23:54 F94369 Frontier Airlines Knoxville — Denver 15h 25m stop 15:19 — 16:22 F92429 Frontier Airlines Denver — Las Vegas	20h 47m including layover	Find flight from$91
06:30 — 21:22	06:30 — 08:08 G43032 Allegiant Air Knoxville — Orlando 5h 49m stop 13:57 — 16:42 NK3781 Spirit Airlines Orlando — Detroit 3h 6m stop 19:48 — 21:22 NK520 Spirit Airlines Detroit — Las Vegas	17h 52m including layover	Find flight from$235
06:30 — 22:33	06:30 — 08:08 G43032 Allegiant Air Knoxville — Orlando 5h 49m stop 13:57 — 16:42 NK3781 Spirit Airlines Orlando — Detroit 4h 16m stop 20:58 — 22:33 NK1726 Spirit Airlines Detroit — Las Vegas	19h 3m including layover	Find flight from$235
07:30 — 23:09	07:30 — 09:07 G43052 Allegiant Air Knoxville — Orlando 6h 38m stop 15:45 — 17:38 NK1856 Spirit Airlines Orlando — North Kansas City 4h 40m stop 22:18 — 23:09 NK1472 Spirit Airlines North Kansas City — Las Vegas	18h 39m including layover	Find flight from$299
07:36 — 23:59	07:36 — 09:14 G43042 Allegiant Air Knoxville — Orlando 3h 20m stop 12:34 — 14:36 NK1842 Spirit Airlines Orlando — Chicago 7h 18m stop 21:54 — 23:59 NK330 Spirit Airlines Chicago — Las Vegas	19h 23m including layover	Find flight from$281
08:30 — 00:54 +1 day	08:30 — 10:21 G43051 Allegiant Air Knoxville — Tampa 6h 29m stop 16:50 — 18:57 NK572 Spirit Airlines Tampa — Chicago 3h 50m stop 22:47 — 00:54 NK713 Spirit Airlines Chicago — Las Vegas	19h 24m including layover	Find flight from$312
09:00 — 22:30	09:00 — 10:43 G43061 Allegiant Air Knoxville — Tampa 5h 52m stop 16:35 — 18:06 NK3127 Spirit Airlines Tampa — Houston 3h 3m stop 21:09 — 22:30 NK490 Spirit Airlines Houston — Las Vegas	16h 30m including layover	Find flight from$201
12:33 — 07:02 +1 day	12:33 — 15:04 G41421 Allegiant Air Knoxville — Phoenix 4h 26m stop 19:30 — 22:51 NK542 Spirit Airlines Phoenix — Dallas 7h 9m stop 06:00 — 07:02 NK532 Spirit Airlines Dallas — Las Vegas	21h 29m including layover	Find flight from$139
13:41 — 00:40 +1 day	13:41 — 15:58 G41416 Allegiant Air Knoxville — Miami 2h 37m stop 18:35 — 20:45 NK394 Spirit Airlines Miami — Charlotte 1h 50m stop 22:35 — 00:40 NK2006 Spirit Airlines Charlotte — Las Vegas	13h 59m including layover	Find flight from$256
13:45 — 08:54 +1 day	13:45 — 14:18 G41416 Allegiant Air Knoxville — Chicago 5h 28m stop 19:46 — 23:54 NK158 Spirit Airlines Chicago — Miami 6h 26m stop 06:20 — 08:54 NK866 Spirit Airlines Miami — Las Vegas	22h 9m including layover	Find flight from$201
14:08 — 23:59	14:00 — 16:04 G43040 Allegiant Air Knoxville — Miami 2h 25m stop 18:25 — 20:48 NK7 Spirit Airlines Miami — Chicago 46m stop 22:13 — 00:21 NK330 Spirit Airlines Chicago — Las Vegas	12h 51m including layover	Find flight from$257
15:02 — 22:30	15:02 — 16:44 G43050 Allegiant Air Knoxville — Orlando 1h 56m stop 18:40 — 20:26 NK961 Spirit Airlines Orlando — Houston 43m stop 21:09 — 22:30 NK490 Spirit Airlines Houston — Las Vegas	10h 28m including layover	Find flight from$270
21:59 — 14:15 +1 day	21:59 — 23:43 G41417 Allegiant Air Knoxville — Sanford 6h 37m stop 06:20 — 08:41 G41226 Allegiant Air Sanford — McAllen 4h 10m stop 12:51 — 14:15 G446 Allegiant Air McAllen — Las Vegas	19h 16m including layover	Find flight from$289

Departure	Arrival	Flight Details	Flight Time	Price
		stop stop	including layover	Find flight from$

*Departure and arrival times - local. Updated on May 9, 2025

Flight Information

Below we will explain in detail what the flights cost on the destination from Knoxville to Las Vegas depends on and how to choose the most interesting flight option for you.

Distance between Knoxville and Las Vegas is 2793 miles. Time difference between the cities is 3h. Airplanes depart 05:23 to 22:35 from 1 Knoxville airport and arrive 05:23 to 22:35 to 1 Las Vegas airport. Average flight time is 4h 36m.

The fastest flight 4h 21m
Average flight time 4h 36m
The earliest flight 05:23
The latest flight 22:35
Distance 1736 ml

The cheapest months to travel to Las Vegas are november (from 64 $), january (from 88 $), february (from 110 $).

The most expensive months are december (from 125 $), february (from 110 $), january (from 88 $).

What is the lowest airfare Knoxville to Las Vegas?

The cheapest plane ticket found by our users is $64. This airfare is for economy class on one-way F94369 flight by Frontier Airlines for November 13, 2024 which leaves Mc Ghee Tyson in Knoxville at 19:30 am and arrives at Las Vegas Mccarran at 23:53.

Economy class

$64

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Business class

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First class

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Popular Airlines on the Route

The flight Knoxville — Las Vegas is served by 5 regular airlines and 3 low-cost airlines. Most of the flights on this route are operated by Alaska Airlines - 5 departures per week at the price of from $ 380 . And the most expensive tickets are offered by Allegiant Air airline - from $ 753.

Direct flights

There are 3 nonstop flights on the route. The fastest direct flight is G488 by Allegiant Air takes 4h 21m and the cheapest is F94369 by Frontier Airlines for $125.

G4 - Allegiant Air

from $125

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Connecting Flights

There are 288 flights with layovers on the route. The fastest connecting flight is UA5673 by United Airlines takes 6h 23m and the cheapest is F94369 by Frontier Airlines for $64.

AS - Alaska Airlines

from $380

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F9 - Frontier Airlines

from $64

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UA - United Airlines

from $327

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WS - WestJet

from $447

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G4 - Allegiant Air

from $139

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Airports

You can fly from Knoxville to Las Vegas from 1 airports (Mc Ghee Tyson).

Knoxville airports

Mc Ghee Tyson-TYS

from $64
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Las Vegas airports

Mccarran-LAS

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Airplanes

There are flights to Las Vegas from Knoxville by 5 airlines that use 0 aircraft brands. They range from huge modern airplanes to small-sized.

Top Domestic Destinations from Knoxville

You may also consider searching for discounted plane tickets to some other popular places from Knoxville within United States.

Knoxville — Orlando

from $73

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Knoxville — Las Vegas

from $74

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Knoxville — Chicago

from $76

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Knoxville — Denver

from $74

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Knoxville — Miami

from $66

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Knoxville — Boston

from $69

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Knoxville — Houston

from $54

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Knoxville — New Orleans

from $56

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Knoxville — Tampa

from $80

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Knoxville — Austin

from $54

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Top International Destinations from Knoxville

Our state-of-the art metasearch will definitely provide you with the best airfare on international flights. We’re proud to partner with many reliable travel suppliers located outside the US what gives us an opportunity to offer the most competitive prices on far destinations.

Knoxville — Cancun

from $69

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Knoxville — Panama City

from $61

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How to book a plane ticket yourself?

Fill in the search parameters — cities of departure and destination, departure and return dates and click «Find flights»
Select the best flight that you like. Please, check the airports of departure and arrival. Select the best fare, but pay attention to the following flight details - airports of departure and arrival, flight duration and layovers. Please use filters and sort to find the best flight.
Click «Buy» when you are ready — our system will redirect you to the site that sells the selected flight ticket.
Fill in all passenger and payment information — passport and contact information, please double check all passengers’ names and make a payment for your itinerary.
That's it — you will receive an email with your e-ticket usually within 10 minutes after your flight is confirmed. Please, print the e-ticket and have it with you at the airport. You would need to have only a passport and/or a required form of ID to travel. Please, check your Visa requirements if you travel outside of the United States or Canada.
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