$119+ 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 7/29. Fares are subject to change and may not be available on all flights or dates of travel.
LAS — TYS
Aug 3 — Aug 101
Round-trip
1 adult, Economy
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Find cheap flights from Las Vegas to Knoxville with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Las Vegas Harry Reid Intl to Knoxville McGhee Tyson are usually found in January or September, booked 63 days in advance, depart on a Wednesday or Thursday and return on a Tuesday
Cheap flight deals from Las Vegas to Knoxville
Cheapest
Best
Last-minute
One-way
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 4, 2026.
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 4, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 7/3. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/147:00 am
LAS
- TYS
Nonstop3h 57m
Allegiant Air
Mon 8/172:47 pm
TYS
- LAS
Nonstop4h 19m
Allegiant Air
Deal found 7/3![Allegiant Air logo]()
$184
This Cheapflightsfares deal was found by Cheapflights users on 7/3. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/14:09 pm
LAS
- TYS
Nonstop3h 52m
Allegiant Air
Thu 10/82:01 pm
TYS
- LAS
Nonstop4h 18m
Allegiant Air
Deal found 7/3![Allegiant Air logo]()
$186
This CheapOair deal was found by Cheapflights users on 6/29. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/77:00 am
LAS
- TYS
Nonstop3h 57m
Allegiant Air
Mon 8/2412:54 pm
TYS
- LAS
Nonstop4h 04m
Allegiant Air
Deal found 6/29![Allegiant Air logo]()
$203
This Cheapflightsfares deal was found by Cheapflights users on 6/30. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1710:24 am
LAS
- TYS
Nonstop3h 54m
Allegiant Air
Mon 9/216:30 am
TYS
- LAS
Nonstop4h 14m
Allegiant Air
Deal found 6/30![Allegiant Air logo]()
$211
This CheapOair deal was found by Cheapflights users on 7/3. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/242:48 pm
LAS
- TYS
Nonstop3h 58m
Allegiant Air
Fri 8/2812:54 pm
TYS
- LAS
Nonstop4h 04m
Allegiant Air
Deal found 7/3![Allegiant Air logo]()
$213
This Cheapflightsfares deal was found by Cheapflights users on 6/30. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/77:00 am
LAS
- TYS
Nonstop3h 57m
Allegiant Air
Mon 8/102:47 pm
TYS
- LAS
Nonstop4h 19m
Allegiant Air
Deal found 6/30![Allegiant Air logo]()
$218
This CheapOair deal was found by Cheapflights users on 7/3. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/107:00 am
LAS
- TYS
Nonstop3h 57m
Allegiant Air
Fri 8/142:47 pm
TYS
- LAS
Nonstop4h 19m
Allegiant Air
Deal found 7/3![Allegiant Air logo]()
$221
This Gotogate deal was found by Cheapflights users on 7/2. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/259:04 am
LAS
- TYS
Nonstop3h 54m
Allegiant Air
Sun 9/278:20 am
TYS
- LAS
Nonstop4h 14m
Allegiant Air
Deal found 7/2![Allegiant Air logo]()
$228
Best flights from Las Vegas to KnoxvilleDiscover 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 4, 2026.
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 4, 2026.
This Southwest deal was found by Cheapflights users on 7/2. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/145:50 am
LAS
- TYS
1 stop5h 50m
Southwest
Tue 10/203:20 pm
TYS
- LAS
1 stop6h 20m
Southwest
Deal found 7/2![Southwest logo]()
$311
This Delta deal was found by Cheapflights users on 6/30. 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.
Fri 9/410:00 pm
LAS
- TYS
1 stop8h 33m
Delta
Mon 9/77:15 am
TYS
- LAS
1 stop9h 23m
Delta
Deal found 6/30![Delta logo]()
$399
This United Airlines deal was found by Cheapflights users on 7/3. 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.
Thu 9/311:55 pm
LAS
- TYS
1 stop7h 02m
United Airlines
Sun 9/69:45 am
TYS
- LAS
1 stop8h 14m
United Airlines
Deal found 7/3![United Airlines logo]()
$434
This Southwest deal was found by Cheapflights users on 7/1. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/106:15 am
LAS
- TYS
1 stop10h 20m
Southwest
Sat 10/172:55 pm
TYS
- LAS
1 stop8h 50m
Southwest
Deal found 7/1![Southwest logo]()
$339
This Southwest deal was found by Cheapflights users on 7/1. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/1312:20 am
LAS
- TYS
2 stops9h 00m
Southwest
Fri 9/185:45 pm
TYS
- LAS
1 stop6h 50m
Southwest
Deal found 7/1![Southwest logo]()
$383
This Delta deal was found by Cheapflights users on 7/2. 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.
Wed 10/1412:35 am
LAS
- TYS
1 stop7h 26m
Delta
Mon 10/196:21 pm
TYS
- LAS
1 stop7h 58m
Delta
Deal found 7/2![Delta logo]()
$438
This Southwest deal was found by Cheapflights users on 7/3. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/268:55 am
LAS
- TYS
1 stop7h 55m
Southwest
Sun 8/307:35 am
TYS
- LAS
2 stops6h 55m
Southwest
Deal found 7/3![Southwest logo]()
$383
This Southwest deal was found by Cheapflights users on 7/1. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/31:25 am
LAS
- TYS
1 stop9h 35m
Southwest
Mon 12/74:10 pm
TYS
- LAS
1 stop7h 25m
Southwest
Deal found 7/1![Southwest logo]()
$404
This Southwest deal was found by Cheapflights users on 7/3. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/306:10 am
LAS
- TYS
1 stop12h 30m
Southwest
Tue 1/51:00 pm
TYS
- LAS
2 stops10h 50m
Southwest
Deal found 7/3![Southwest logo]()
$430
This Southwest deal was found by Cheapflights users on 6/29. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/276:50 am
LAS
- TYS
1 stop12h 45m
Southwest
Thu 7/304:20 pm
TYS
- LAS
2 stops8h 05m
Southwest
Deal found 6/29![Southwest logo]()
$439
Last-minute flights from Las Vegas to KnoxvilleDiscover last-minute flight deals from Las Vegas to Knoxville. Data last updated July 4, 2026 and is based on user searches.
Discover last-minute flight deals from Las Vegas to Knoxville. Data last updated July 4, 2026 and is based on user searches.
This Cheapflightsfares deal was found by Cheapflights users on 7/1. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/317:00 am
LAS
- TYS
Nonstop3h 57m
Allegiant Air
Mon 9/146:30 am
TYS
- LAS
Nonstop4h 14m
Allegiant Air
Deal found 7/1![Allegiant Air logo]()
$247
This CheapOair deal was found by Cheapflights users on 6/29. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/77:00 am
LAS
- TYS
Nonstop3h 57m
Allegiant Air
Mon 8/2412:54 pm
TYS
- LAS
Nonstop4h 04m
Allegiant Air
Deal found 6/29![Allegiant Air logo]()
$203
This Cheapflightsfares deal was found by Cheapflights users on 6/30. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/77:00 am
LAS
- TYS
Nonstop3h 57m
Allegiant Air
Mon 8/102:47 pm
TYS
- LAS
Nonstop4h 19m
Allegiant Air
Deal found 6/30![Allegiant Air logo]()
$218
This CheapOair deal was found by Cheapflights users on 7/3. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/107:00 am
LAS
- TYS
Nonstop3h 57m
Allegiant Air
Fri 8/142:47 pm
TYS
- LAS
Nonstop4h 19m
Allegiant Air
Deal found 7/3![Allegiant Air logo]()
$221
This Cheapflightsfares deal was found by Cheapflights users on 7/3. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/147:00 am
LAS
- TYS
Nonstop3h 57m
Allegiant Air
Mon 8/172:47 pm
TYS
- LAS
Nonstop4h 19m
Allegiant Air
Deal found 7/3![Allegiant Air logo]()
$184
This CheapOair deal was found by Cheapflights users on 7/3. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/242:48 pm
LAS
- TYS
Nonstop3h 58m
Allegiant Air
Fri 8/2812:54 pm
TYS
- LAS
Nonstop4h 04m
Allegiant Air
Deal found 7/3![Allegiant Air logo]()
$213
One-way flights from Las Vegas to KnoxvilleSearch for one-way flight options from Las Vegas to Knoxville. Find affordable one-way fares based on user searches. Data last updated July 4, 2026.
Search for one-way flight options from Las Vegas to Knoxville. Find affordable one-way fares based on user searches. Data last updated July 4, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/299:48 pm
LAS
- TYS
1 stop22h 08m
Multiple Airlines
Deal found 7/2![Multiple Airlines logo]()
$119
This Kiwi.com deal was found by Cheapflights users on 7/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/3111:39 pm
LAS
- TYS
1 stop19h 22m
Allegiant Air
Deal found 7/3![Allegiant Air logo]()
$129
This Super.com deal was found by Cheapflights users on 7/2. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/286:34 pm
LAS
- TYS
1 stop21h 50m
Frontier
Deal found 7/2![Frontier logo]()
$135
This Kiwi.com deal was found by Cheapflights users on 7/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/69:42 pm
LAS
- TYS
1 stop19h 36m
Multiple Airlines
Deal found 7/2![Multiple Airlines logo]()
$137
This Trip.com deal was found by Cheapflights users on 7/1. 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.
Thu 8/62:53 pm
LAS
- TYS
1 stop25h 31m
Frontier
Deal found 7/1![Frontier logo]()
$139
This Kiwi.com deal was found by Cheapflights users on 6/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/162:21 pm
LAS
- TYS
Nonstop3h 52m
Allegiant Air
Deal found 6/30![Allegiant Air logo]()
$143
This Super.com deal was found by Cheapflights users on 7/2. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/318:15 am
LAS
- TYS
1 stop8h 09m
Frontier
Deal found 7/2![Frontier logo]()
$148
This Kiwi.com deal was found by Cheapflights users on 7/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/309:42 pm
LAS
- TYS
1 stop22h 51m
Multiple Airlines
Deal found 7/3![Multiple Airlines logo]()
$149
This Super.com deal was found by Cheapflights users on 6/29. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/232:53 pm
LAS
- TYS
1 stop25h 31m
Frontier
Deal found 6/29![Frontier logo]()
$153
This Expedia deal was found by Cheapflights users on 7/3. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/2812:59 am
LAS
- TYS
1 stop15h 25m
Frontier
Deal found 7/3![Frontier logo]()
$155
Find flight deals from Las Vegas to Knoxville
Discover tips and strategies to find the most affordable flight options for your journey from Las Vegas (LAS) 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 4, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $196 (Cheapflightsfares) |
One-way from | $119 (Kiwi.com) |
Popular in | March |
Cheapest in | January |
Average price | $340 |
Good round-trip deal | $168 or less |
Good one-way deal | $211 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Las Vegas 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 4, 2026.
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
Cheapest round-trip
Quickest round-trip
Las VegasKnoxville
LAS - TYS
LASTYS
Las Vegas Harry Reid Intl
Wed 10/14
5:50 am-2:40 pm
1 stop5h 50m
Knoxville McGhee Tyson
Tue 10/20
3:20 pm-6:40 pm
1 stop6h 20m
$311
Las VegasKnoxville
LAS - TYS
LASTYS
Las Vegas Harry Reid Intl
Sat 10/10
6:15 am-7:35 pm
1 stop10h 20m
Knoxville McGhee Tyson
Sat 10/17
2:55 pm-8:45 pm
1 stop8h 50m
$339
Las VegasKnoxville
LAS - TYS
LASTYS
Las Vegas Harry Reid Intl
Sun 9/13
12:20 am-12:20 pm
2 stops9h 00m
Knoxville McGhee Tyson
Fri 9/18
5:45 pm-9:35 pm
1 stop6h 50m
$383
Las VegasKnoxville
LAS - TYS
LASTYS
Las Vegas Harry Reid Intl
Wed 8/26
8:55 am-7:50 pm
1 stop7h 55m
Knoxville McGhee Tyson
Sun 8/30
7:35 am-11:30 am
2 stops6h 55m
$383
Las VegasKnoxville
LAS - TYS
LASTYS
Las Vegas Harry Reid Intl
Fri 9/4
10:00 pm-9:33 am
1 stop8h 33m
Knoxville McGhee Tyson
Mon 9/7
7:15 am-1:38 pm
1 stop9h 23m
$399
Las VegasKnoxville
LAS - TYS
LASTYS
Las Vegas Harry Reid Intl
Thu 12/3
1:25 am-2:00 pm
1 stop9h 35m
Knoxville McGhee Tyson
Mon 12/7
4:10 pm-8:35 pm
1 stop7h 25m
$404
Las VegasKnoxville
LAS - TYS
LASTYS
Las Vegas Harry Reid Intl
Wed 12/30
6:10 am-9:40 pm
1 stop12h 30m
Knoxville McGhee Tyson
Tue 1/5
1:00 pm-8:50 pm
2 stops10h 50m
$430
Las VegasKnoxville
LAS - TYS
LASTYS
Las Vegas Harry Reid Intl
Thu 9/3
11:55 pm-9:57 am
1 stop7h 02m
Knoxville McGhee Tyson
Sun 9/6
9:45 am-2:59 pm
1 stop8h 14m
$434
Las VegasKnoxville
LAS - TYS
LASTYS
Las Vegas Harry Reid Intl
Wed 10/14
12:35 am-11:01 am
1 stop7h 26m
Knoxville McGhee Tyson
Mon 10/19
6:21 pm-11:19 pm
1 stop7h 58m
$438
Las VegasKnoxville
LAS - TYS
LASTYS
Las Vegas Harry Reid Intl
Mon 7/27
6:50 am-10:35 pm
1 stop12h 45m
Knoxville McGhee Tyson
Thu 7/30
4:20 pm-9:25 pm
2 stops8h 05m
$439
Showing 1-10 of 18 resultsSorted by cheapest first
Compare providers for flights from Las Vegas to Knoxville
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Las Vegas to Knoxville in July.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Las Vegas-Knoxville flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Las Vegas-Knoxville flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Las Vegas-Knoxville flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Las Vegas-Knoxville flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Las Vegas-Knoxville flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
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.
LAS-TYS
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 62 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 $239). Flying from Las Vegas to Knoxville in March is currently the most expensive (average of $499). 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?
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 4, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Las Vegas to Knoxville as you normally would.
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 4, 2026.
Read through reviews of airlines operating flights from Las Vegas to Knoxville, such as Delta,United Airlines, andAllegiant Air. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Comfort
7.8
Boarding
8.1
Overall
7.8
Entertainment
7.8
Food
7.2
Crew
8.5
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Comfort
7.8
Boarding
8.1
Overall
7.8
Entertainment
7.8
Food
7.2
Crew
8.5
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Comfort
7.8
Boarding
8.1
Overall
7.8
Entertainment
7.8
Food
7.2
Crew
8.5
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Comfort
7.8
Boarding
8.1
Overall
7.8
Entertainment
7.8
Food
7.2
Crew
8.5
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Comfort
7.8
Boarding
8.1
Overall
7.8
Entertainment
7.8
Food
7.2
Crew
8.5
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
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.
Traveling to a place near Knoxville?
Book flights to Knoxville if you plan to visit one of these locationsCherokee
Crossville
Morristown
Bryson City
Murphy
Alcoa
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Top 4 airlines flying from Las Vegas to Knoxville
Discover the top 4 airlines that operate flights from Las Vegas 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 4, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$134 | Average$278 | FlexibilityNo cancel fee | On-time88% | |
| Cheapest$145 | Average$356 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$250 | Average$433 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$279 | Average$440 | FlexibilityNo cancel fee | On-time69% |