$92+ 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 7/31. Fares are subject to change and may not be available on all flights or dates of travel.
LAS — TYS
Jun 1 — Jun 81
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 22 days in advance, depart on a Wednesday or Thursday and return on a Monday
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 May 2, 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 May 2, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 4/30. 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 9/1111:19 am
LAS
- TYS
Nonstop3h 54m
Allegiant Air
Mon 9/146:30 am
TYS
- LAS
Nonstop4h 14m
Allegiant Air
Deal found 4/30![Allegiant Air logo]()
$161
This Cheapflightsfares deal was found by Cheapflights users on 4/29. 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 Cheapflightsfares 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 4/29![Allegiant Air logo]()
$196
This Kiwi.com deal was found by Cheapflights users on 5/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1111:19 am
LAS
- TYS
Nonstop3h 54m
Multiple Airlines
Sun 9/137:00 am
TYS
- LAS
1 stop7h 36m
Multiple Airlines
Deal found 5/1![Multiple Airlines logo]()
$221
This Kiwi.com deal was found by Cheapflights users on 4/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/2312:59 am
LAS
- TYS
1 stop15h 38m
Multiple Airlines
Sat 6/275:56 pm
TYS
- LAS
1 stop8h 43m
Multiple Airlines
Deal found 4/29![Multiple Airlines logo]()
$227
This Kiwi.com deal was found by Cheapflights users on 4/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/242:43 pm
LAS
- TYS
Nonstop3h 58m
Multiple Airlines
Fri 8/288:30 am
TYS
- LAS
1 stop7h 30m
Multiple Airlines
Deal found 4/29![Multiple Airlines logo]()
$234
This Kiwi.com deal was found by Cheapflights users on 4/27. 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.
Mon 5/114:04 pm
LAS
- TYS
Nonstop3h 47m
Allegiant Air
Fri 5/151:43 pm
TYS
- LAS
Nonstop4h 31m
Allegiant Air
Deal found 4/27![Allegiant Air logo]()
$235
This Kiwi.com deal was found by Cheapflights users on 4/30. 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.
Tue 6/236:34 pm
LAS
- TYS
1 stop22h 03m
Multiple Airlines
Sat 6/275:56 pm
TYS
- LAS
1 stop8h 43m
Multiple Airlines
Deal found 4/30![Multiple Airlines logo]()
$237
This Kiwi.com deal was found by Cheapflights users on 4/30. 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 9/1111:19 am
LAS
- TYS
Nonstop3h 54m
Allegiant Air
Thu 9/178:20 am
TYS
- LAS
Nonstop4h 14m
Allegiant Air
Deal found 4/30![Allegiant Air logo]()
$242
This Frontier deal was found by Cheapflights users on 5/1. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/128:15 am
LAS
- TYS
1 stop8h 22m
Frontier
Wed 6/178:32 pm
TYS
- LAS
1 stop13h 38m
Frontier
Deal found 5/1![Frontier logo]()
$250
This Cheapflightsfares deal was found by Cheapflights users on 4/28. 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 5/297:00 am
LAS
- TYS
Nonstop3h 50m
Allegiant Air
Fri 6/52:46 pm
TYS
- LAS
Nonstop4h 08m
Allegiant Air
Deal found 4/28![Allegiant Air logo]()
$268
This Kiwi.com deal was found by Cheapflights users on 4/30. 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 9/1111:19 am
LAS
- TYS
Nonstop3h 54m
Multiple Airlines
Mon 9/148:00 am
TYS
- LAS
1 stop8h 38m
Multiple Airlines
Deal found 4/30![Multiple Airlines logo]()
$272
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 May 2, 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 May 2, 2026.
This Kiwi.com deal was found by Cheapflights users on 4/26. 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.
Mon 5/184:04 pm
LAS
- TYS
Nonstop3h 47m
Multiple Airlines
Mon 5/256:00 am
TYS
- LAS
1 stop20h 59m
Multiple Airlines
Deal found 4/26![Multiple Airlines logo]()
$262
This United Airlines deal was found by Cheapflights users on 4/28. 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.
Wed 7/151:23 pm
LAS
- TYS
1 stop7h 31m
United Airlines
Sat 7/255:57 pm
TYS
- LAS
1 stop7h 02m
United Airlines
Deal found 4/28![United Airlines logo]()
$319
This Delta deal was found by Cheapflights users on 4/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/235:50 am
LAS
- TYS
1 stop6h 29m
Delta
Sun 6/285:40 am
TYS
- LAS
1 stop5h 58m
Delta
Deal found 4/29![Delta logo]()
$345
This Delta deal was found by Cheapflights users on 4/30. 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.
Tue 6/235:50 am
LAS
- TYS
1 stop6h 29m
Delta
Fri 6/265:40 am
TYS
- LAS
1 stop5h 58m
Delta
Deal found 4/30![Delta logo]()
$345
This United Airlines deal was found by Cheapflights users on 4/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/75:13 pm
LAS
- TYS
2 stops13h 20m
United Airlines
Tue 7/145:55 pm
TYS
- LAS
1 stop7h 04m
United Airlines
Deal found 4/29![United Airlines logo]()
$396
This Delta deal was found by Cheapflights users on 4/27. 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 5/610:15 pm
LAS
- TYS
1 stop8h 19m
Delta
Wed 5/133:30 pm
TYS
- LAS
1 stop6h 34m
Delta
Deal found 4/27![Delta logo]()
$465
This United Airlines deal was found by Cheapflights users on 4/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/276:10 pm
LAS
- TYS
2 stops13h 32m
United Airlines
Wed 6/38:20 am
TYS
- LAS
2 stops13h 03m
United Airlines
Deal found 4/29![United Airlines logo]()
$494
Last-minute flights from Las Vegas to KnoxvilleDiscover last-minute flight deals from Las Vegas to Knoxville. Data last updated May 2, 2026 and is based on user searches.
Discover last-minute flight deals from Las Vegas to Knoxville. Data last updated May 2, 2026 and is based on user searches.
This Cheapflightsfares deal was found by Cheapflights users on 4/27. 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 5/14:04 pm
LAS
- TYS
Nonstop3h 47m
Allegiant Air
Mon 5/111:43 pm
TYS
- LAS
Nonstop4h 31m
Allegiant Air
Deal found 4/27![Allegiant Air logo]()
$290
This Kiwi.com deal was found by Cheapflights users on 4/27. 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 5/612:59 am
LAS
- TYS
2 stops11h 42m
Multiple Airlines
Fri 5/151:43 pm
TYS
- LAS
Nonstop4h 31m
Multiple Airlines
Deal found 4/27![Multiple Airlines logo]()
$283
This Kiwi.com deal was found by Cheapflights users on 4/27. 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.
Mon 5/114:04 pm
LAS
- TYS
Nonstop3h 47m
Allegiant Air
Fri 5/151:43 pm
TYS
- LAS
Nonstop4h 31m
Allegiant Air
Deal found 4/27![Allegiant Air logo]()
$235
This Kiwi.com deal was found by Cheapflights users on 4/28. 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 5/1511:44 pm
LAS
- TYS
1 stop15h 19m
Multiple Airlines
Mon 5/181:15 pm
TYS
- LAS
2 stops12h 23m
Multiple Airlines
Deal found 4/28![Multiple Airlines logo]()
$289
This Kiwi.com deal was found by Cheapflights users on 4/30. 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.
Mon 5/184:04 pm
LAS
- TYS
Nonstop3h 47m
Multiple Airlines
Wed 5/202:20 pm
TYS
- LAS
2 stops19h 50m
Multiple Airlines
Deal found 4/30![Multiple Airlines logo]()
$292
This Kiwi.com deal was found by Cheapflights users on 4/28. 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.
Sat 5/2312:29 am
LAS
- TYS
1 stop10h 30m
Multiple Airlines
Sun 5/317:00 am
TYS
- LAS
1 stop19h 29m
Multiple Airlines
Deal found 4/28![Multiple Airlines logo]()
$298
This American Airlines deal was found by Cheapflights users on 4/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/246:00 am
LAS
- TYS
1 stop7h 43m
American Airlines
Fri 5/295:33 pm
TYS
- LAS
1 stop9h 19m
American Airlines
Deal found 4/28![American Airlines logo]()
$291
This Cheapflightsfares deal was found by Cheapflights users on 4/28. 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 5/297:00 am
LAS
- TYS
Nonstop3h 50m
Allegiant Air
Fri 6/52:46 pm
TYS
- LAS
Nonstop4h 08m
Allegiant Air
Deal found 4/28![Allegiant Air logo]()
$268
This Kiwi.com deal was found by Cheapflights users on 4/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/298:30 am
LAS
- TYS
1 stop7h 54m
Frontier
Mon 6/18:32 pm
TYS
- LAS
1 stop18h 03m
Frontier
Deal found 4/29![Frontier logo]()
$281
This Kiwi.com deal was found by Cheapflights users on 4/28. 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 5/298:30 am
LAS
- TYS
1 stop7h 54m
Multiple Airlines
Fri 6/52:46 pm
TYS
- LAS
Nonstop4h 08m
Multiple Airlines
Deal found 4/28![Multiple Airlines logo]()
$284
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 May 2, 2026.
Search for one-way flight options from Las Vegas to Knoxville. Find affordable one-way fares based on user searches. Data last updated May 2, 2026.
This Kiwi.com deal was found by Cheapflights users on 4/29. 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 Kiwi.com 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
Deal found 4/29![Allegiant Air logo]()
$92
This Kiwi.com deal was found by Cheapflights users on 5/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/116:30 am
LAS
- TYS
1 stop26h 29m
Multiple Airlines
Deal found 5/1![Multiple Airlines logo]()
$105
This Kiwi.com deal was found by Cheapflights users on 4/28. 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 5/1511:44 pm
LAS
- TYS
1 stop15h 19m
Allegiant Air
Deal found 4/28![Allegiant Air logo]()
$110
This Kiwi.com deal was found by Cheapflights users on 4/28. 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 5/2012:29 am
LAS
- TYS
1 stop10h 30m
Multiple Airlines
Deal found 4/28![Multiple Airlines logo]()
$117
This Cheapflightsfares deal was found by Cheapflights users on 4/28. 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.
Mon 8/37:00 am
LAS
- TYS
Nonstop3h 57m
Allegiant Air
Deal found 4/28![Allegiant Air logo]()
$123
This Trip.com deal was found by Cheapflights users on 4/28. 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.
Fri 5/226:30 am
LAS
- TYS
1 stop9h 54m
Frontier
Deal found 4/28![Frontier logo]()
$124
This Priceline deal was found by Cheapflights users on 4/30. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/298:30 am
LAS
- TYS
1 stop7h 54m
Frontier
Deal found 4/30![Frontier logo]()
$125
This Kiwi.com deal was found by Cheapflights users on 4/28. 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 7/2411:39 pm
LAS
- TYS
1 stop7h 23m
Allegiant Air
Deal found 4/28![Allegiant Air logo]()
$128
This Super.com deal was found by Cheapflights users on 4/30. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/119:34 pm
LAS
- TYS
1 stop19h 03m
Frontier
Deal found 4/30![Frontier logo]()
$129
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 May 2, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $161 (Cheapflightsfares) |
One-way from | $92 (Trip.com) |
Popular in | March |
Cheapest in | January |
Average price | $302 |
Good round-trip deal | $210 or less |
Good one-way deal | $251 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 May 2, 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
Las VegasKnoxville
LAS - TYS
LASTYS
Las Vegas Harry Reid Intl
Mon 5/18
4:04 pm-10:51 pm
Nonstop3h 47m
Knoxville McGhee Tyson
Mon 5/25
6:00 am-11:59 pm
1 stop20h 59m
$262
Las VegasKnoxville
LAS - TYS
LASTYS
Las Vegas Harry Reid Intl
Wed 7/15
1:23 pm-11:54 pm
1 stop7h 31m
Knoxville McGhee Tyson
Sat 7/25
5:57 pm-9:59 pm
1 stop7h 02m
$319
Quickest round-trip
Las VegasKnoxville
LAS - TYS
LASTYS
Las Vegas Harry Reid Intl
Tue 6/23
5:50 am-3:19 pm
1 stop6h 29m
Knoxville McGhee Tyson
Sun 6/28
5:40 am-8:38 am
1 stop5h 58m
$345
Las VegasKnoxville
LAS - TYS
LASTYS
Las Vegas Harry Reid Intl
Tue 6/23
5:50 am-3:19 pm
1 stop6h 29m
Knoxville McGhee Tyson
Fri 6/26
5:40 am-8:38 am
1 stop5h 58m
$345
Las VegasKnoxville
LAS - TYS
LASTYS
Las Vegas Harry Reid Intl
Tue 7/7
5:13 pm-9:33 am
2 stops13h 20m
Knoxville McGhee Tyson
Tue 7/14
5:55 pm-9:59 pm
1 stop7h 04m
$396
Las VegasKnoxville
LAS - TYS
LASTYS
Las Vegas Harry Reid Intl
Wed 5/6
10:15 pm-9:34 am
1 stop8h 19m
Knoxville McGhee Tyson
Wed 5/13
3:30 pm-7:04 pm
1 stop6h 34m
$465
Las VegasKnoxville
LAS - TYS
LASTYS
Las Vegas Harry Reid Intl
Wed 5/27
6:10 pm-10:42 am
2 stops13h 32m
Knoxville McGhee Tyson
Wed 6/3
8:20 am-6:23 pm
2 stops13h 03m
$494
Cheapest one-way
Las VegasKnoxville
LAS - TYS
LASTYS
Las Vegas Harry Reid Intl
Tue 6/23
9:24 pm-7:37 pm
1 stop19h 13m
$92
Quickest one-way
Las VegasKnoxville
LAS - TYS
LASTYS
Las Vegas Harry Reid Intl
Fri 7/31
7:00 am-1:57 pm
Nonstop3h 57m
$97
Las VegasKnoxville
LAS - TYS
LASTYS
Las Vegas Harry Reid Intl
Thu 6/11
6:30 am-11:59 am
1 stop26h 29m
$105
Showing 1-10 of 14 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 May.
| 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 21 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 May 2, 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 May 2, 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.
Crew
8.5
Food
7.2
Boarding
8.1
Entertainment
7.8
Overall
7.9
Comfort
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Crew
8.5
Food
7.2
Boarding
8.1
Entertainment
7.8
Overall
7.9
Comfort
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Crew
8.5
Food
7.2
Boarding
8.1
Entertainment
7.8
Overall
7.9
Comfort
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Crew
8.5
Food
7.2
Boarding
8.1
Entertainment
7.8
Overall
7.9
Comfort
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Crew
8.5
Food
7.2
Boarding
8.1
Entertainment
7.8
Overall
7.9
Comfort
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
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
Oak Ridge
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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 May 2, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$134 | Average$261 | FlexibilityNo cancel fee | On-time88% | |
| Cheapest$145 | Average$340 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$250 | Average$353 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$269 | Average$414 | FlexibilityNo cancel fee | On-time69% |