Cheap Flights from Knoxville, TN to Las Vegas, NV from $65
On Cheapflightsplus.com you will find 3 direct and 735 connecting flights from Knoxville to Las Vegas. You can compare airfare deals from 4 airlines and multiple travel sites from $65, 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
Best Flights from Knoxville to Las Vegas Today
Price | Departure | Arrival | Flight Duration | Airline | Flight |
---|---|---|---|---|---|
from $71 | 14:28 Knoxville Mc Ghee Tyson | 15:35 Las Vegas Mccarran | 4h 7m | Allegiant Air | G444 |
from $84 | 14:29 Knoxville Mc Ghee Tyson | 15:53 Las Vegas Mccarran | 4h 24m | Allegiant Air | G443 |
from $185 | 14:30 Knoxville Mc Ghee Tyson | 15:45 Las Vegas Mccarran | 4h 15m | Allegiant Air | G477 |
from $65 | 17:30 Knoxville Mc Ghee Tyson | 21:24 Las Vegas Mccarran | 6h 54m layover 1h 23m - Denver | Frontier Airlines | F94369 F94611 |
from $90 | 06:55 Knoxville Mc Ghee Tyson | 17:43 Las Vegas Mccarran | 13h 48m layover 8h 19m - Austin | Allegiant Air | G41410 NK1656 |
Flight Schedule Knoxville (Tennessee) to Las Vegas (Nevada)
Departure | Arrival | Flight Details | Flight Duration | Price |
---|---|---|---|---|
06:00 — 23:27
|
06:00 — 07:15
G41424
Allegiant Air
Knoxville — Phoenix
15h 26m stop
22:24 — 23:36
G462
Allegiant Air
Phoenix — Las Vegas
|
20h 27m including layover |
Find flight
from$98 |
|
06:00 — 23:27
|
06:00 — 06:49
G41420
Allegiant Air
Knoxville — Phoenix
15h 26m stop
22:15 — 23:27
G462
Allegiant Air
Phoenix — Las Vegas
|
20h 27m including layover |
Find flight
from$112 |
|
06:38 — 21:09
|
06:38 — 07:58
G41410
Allegiant Air
Knoxville — Austin
12h 13m stop
20:11 — 21:09
NK2628
Spirit Airlines
Austin — Las Vegas
|
17h 31m including layover |
Find flight
from$115 |
|
06:55 — 17:43
|
06:55 — 08:15
G41410
Allegiant Air
Knoxville — Austin
8h 19m stop
16:34 — 17:43
NK1656
Spirit Airlines
Austin — Las Vegas
|
13h 48m including layover |
Find flight
from$90 |
|
11:01 — 15:39
|
11:01 — 12:19
G41414
Allegiant Air
Knoxville — Minneapolis
1h 59m stop
14:18 — 15:39
SY105
Sun Country Airlines
Minneapolis — Las Vegas
|
7h 38m including layover |
Find flight
from$113 |
|
11:01 — 09:51
+1 day
|
11:01 — 12:19
G41414
Allegiant Air
Knoxville — Minneapolis
20h 11m stop
08:30 — 09:51
SY103
Sun Country Airlines
Minneapolis — Las Vegas
|
25h 50m including layover |
Find flight
from$113 |
|
14:28 — 15:35
|
14:28 — 15:35
G444
Allegiant Air
Knoxville — Las Vegas
|
4h 7m |
Find flight
from$71 |
|
14:29 — 15:53
|
14:29 — 15:53
G443
Allegiant Air
Knoxville — Las Vegas
|
4h 24m |
Find flight
from$84 |
|
14:30 — 15:45
|
14:30 — 15:45
G477
Allegiant Air
Knoxville — Las Vegas
|
4h 15m |
Find flight
from$185 |
|
17:01 — 19:11
+1 day
|
17:01 — 18:11
G43036
Allegiant Air
Knoxville — Houston
12h 54m stop
07:05 — 10:09
NK2170
Spirit Airlines
Houston — Atlanta
7h 43m stop
17:52 — 19:11
NK2572
Spirit Airlines
Atlanta — Las Vegas
|
29h 10m including layover |
Find flight
from$116 |
|
17:01 — 19:11
+1 day
|
17:01 — 18:11
G43036
Allegiant Air
Knoxville — Houston
19h 40m stop
13:51 — 16:57
NK2571
Spirit Airlines
Houston — Atlanta
55m stop
17:52 — 19:11
NK2572
Spirit Airlines
Atlanta — Las Vegas
|
29h 10m including layover |
Find flight
from$116 |
|
17:30 — 21:24
|
19:30 — 20:46
F94369
Frontier Airlines
Knoxville — Denver
1h 23m stop
20:43 — 21:44
F94611
Frontier Airlines
Denver — Las Vegas
|
6h 54m including layover |
Find flight
from$65 |
|
17:30 — 23:36
|
16:19 — 17:48
F94369
Frontier Airlines
Knoxville — Denver
3h 28m stop
07:00 — 08:14
F9777
Frontier Airlines
Denver — Las Vegas
|
9h 6m including layover |
Find flight
from$88 |
|
17:30 — 08:01
+1 day
|
17:30 — 19:01
F94369
Frontier Airlines
Knoxville — Denver
11h 59m stop
07:00 — 08:01
F92015
Frontier Airlines
Denver — Las Vegas
|
17h 31m including layover |
Find flight
from$111 |
|
18:34 — 13:57
+1 day
|
18:34 — 18:51
G43024
Allegiant Air
Knoxville — Belleville
17h 33m stop
12:24 — 13:57
G41636
Allegiant Air
Belleville — Las Vegas
|
22h 23m including layover |
Find flight
from$98 |
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 05:05 to 22:05 from 1 Knoxville airport and arrive 05:05 to 22:05 to 1 Las Vegas airport. Average flight time is 4h 15m.
- The fastest flight 4h 7m
- Average flight time 4h 15m
- The earliest flight 05:05
- The latest flight 22:05
- Distance 1736 ml
The cheapest months to travel to Las Vegas are november (from 65 $), september (from 65 $), july (from 71 $).
The most expensive months are december (from 193 $), october (from 151 $), june (from 115 $).
What is the lowest airfare Knoxville to Las Vegas?
The cheapest plane ticket found by our users is $65. This airfare is for economy class on one-way F94369 flight by Frontier Airlines for September 22, 2025 which leaves Mc Ghee Tyson in Knoxville at 17:30 am and arrives at Las Vegas Mccarran at 21:24.
Popular Airlines on the Route
The flight Knoxville — Las Vegas is served by 4 regular airlines and 2 low-cost airlines. Most of the flights on this route are operated by Alaska Airlines - 28 departures per week at the price of from $ 326 . And the most expensive tickets are offered by Alaska Airlines airline - from $ 768.
Direct flights
There are 3 nonstop flights on the route. The fastest direct flight is G444 by Allegiant Air takes 4h 7m and the cheapest is F94369 by Frontier Airlines for $71.
- G4 - Allegiant Airfrom $71Find
Connecting Flights
There are 735 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 $65.
- AS - Alaska Airlinesfrom $326Find
- F9 - Frontier Airlinesfrom $65Find
- UA - United Airlinesfrom $165Find
- G4 - Allegiant Airfrom $90Find
Airports
You can fly from Knoxville to Las Vegas from 1 airports (Mc Ghee Tyson).
Knoxville airports
- Mc Ghee Tyson-TYSfrom $65Find
Las Vegas airports
- Mccarran-LASFind
Airplanes
There are flights to Las Vegas from Knoxville by 4 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.
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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.
- from $69Find
- from $61Find
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»
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- 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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