$94+ 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 4/18. Fares are subject to change and may not be available on all flights or dates of travel.
LAS — TYS
Apr 1 — Apr 81
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
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 May, booked 53 days in advance, depart on a Thursday or Wednesday 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 March 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 March 2, 2026.
This Booking.com deal was found by Cheapflights users on 2/25. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/174:04 pm
LAS
- TYS
Nonstop3h 47m
Allegiant Air
Mon 4/201:43 pm
TYS
- LAS
Nonstop4h 31m
Allegiant Air
Deal found 2/25![Allegiant Air logo]()
$202
This Gotogate deal was found by Cheapflights users on 2/27. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/204:04 pm
LAS
- TYS
Nonstop3h 47m
Allegiant Air
Mon 4/271:43 pm
TYS
- LAS
Nonstop4h 31m
Allegiant Air
Deal found 2/27![Allegiant Air logo]()
$210
This Booking.com deal was found by Cheapflights users on 3/2. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/244:04 pm
LAS
- TYS
Nonstop3h 47m
Allegiant Air
Mon 4/271:43 pm
TYS
- LAS
Nonstop4h 31m
Allegiant Air
Deal found 3/2![Allegiant Air logo]()
$219
This Cheapflightsfares deal was found by Cheapflights users on 3/2. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/303:54 pm
LAS
- TYS
Nonstop3h 45m
Allegiant Air
Mon 4/61:33 pm
TYS
- LAS
Nonstop4h 31m
Allegiant Air
Deal found 3/2![Allegiant Air logo]()
$249
This Frontier deal was found by Cheapflights users on 3/2. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/199:30 am
LAS
- TYS
1 stop6h 43m
Frontier
Wed 8/268:08 pm
TYS
- LAS
1 stop6h 23m
Frontier
Deal found 3/2![Frontier logo]()
$250
This Delta deal was found by Cheapflights users on 3/1. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1012:35 am
LAS
- TYS
1 stop5h 36m
Delta
Sat 8/154:00 pm
TYS
- LAS
1 stop7h 03m
Delta
Deal found 3/1![Delta logo]()
$251
This Cheapflightsfares deal was found by Cheapflights users on 2/26. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/34:40 pm
LAS
- TYS
Nonstop3h 47m
Allegiant Air
Mon 4/61:33 pm
TYS
- LAS
Nonstop4h 31m
Allegiant Air
Deal found 2/26![Allegiant Air logo]()
$252
This Cheapflightsfares deal was found by Cheapflights users on 2/28. 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 5/14:04 pm
LAS
- TYS
Nonstop3h 47m
Allegiant Air
Mon 5/111:43 pm
TYS
- LAS
Nonstop4h 31m
Allegiant Air
Deal found 2/28![Allegiant Air logo]()
$258
This Kiwi.com deal was found by Cheapflights users on 2/26. 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.
Thu 4/1611:54 pm
LAS
- TYS
1 stop14h 36m
Multiple Airlines
Mon 4/201:43 pm
TYS
- LAS
Nonstop4h 31m
Multiple Airlines
Deal found 2/26![Multiple Airlines logo]()
$259
This Kiwi.com deal was found by Cheapflights users on 2/25. 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 4/179:59 pm
LAS
- TYS
1 stop11h 07m
Multiple Airlines
Mon 4/201:43 pm
TYS
- LAS
Nonstop4h 31m
Multiple Airlines
Deal found 2/25![Multiple Airlines logo]()
$279
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 March 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 March 2, 2026.
This Kiwi.com deal was found by Cheapflights users on 2/25. 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 4/179:59 pm
LAS
- TYS
1 stop11h 07m
Multiple Airlines
Mon 4/201:43 pm
TYS
- LAS
Nonstop4h 31m
Multiple Airlines
Deal found 2/25![Multiple Airlines logo]()
$279
This United Airlines deal was found by Cheapflights users on 2/25. 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 4/77:04 pm
LAS
- TYS
2 stops12h 04m
United Airlines
Sat 4/119:40 am
TYS
- LAS
2 stops10h 43m
United Airlines
Deal found 2/25![United Airlines logo]()
$351
This Frontier deal was found by Cheapflights users on 3/1. 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 4/106:00 am
LAS
- TYS
1 stop6h 28m
Frontier
Mon 4/134:20 pm
TYS
- LAS
1 stop6h 51m
Frontier
Deal found 3/1![Frontier logo]()
$435
This Kiwi.com deal was found by Cheapflights users on 2/26. 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.
Thu 4/1611:54 pm
LAS
- TYS
1 stop14h 36m
Multiple Airlines
Mon 4/201:15 pm
TYS
- LAS
1 stop12h 26m
Multiple Airlines
Deal found 2/26![Multiple Airlines logo]()
$297
This United Airlines deal was found by Cheapflights users on 3/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/287:50 pm
LAS
- TYS
2 stops11h 18m
United Airlines
Thu 5/76:01 pm
TYS
- LAS
1 stop8h 58m
United Airlines
Deal found 3/1![United Airlines logo]()
$384
This Kiwi.com deal was found by Cheapflights users on 3/1. 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 4/210:14 am
LAS
- TYS
2 stops10h 25m
Multiple Airlines
Sun 4/53:24 pm
TYS
- LAS
1 stop19h 34m
Multiple Airlines
Deal found 3/1![Multiple Airlines logo]()
$382
This United Airlines deal was found by Cheapflights users on 2/25. 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.
Fri 4/177:04 pm
LAS
- TYS
2 stops12h 02m
United Airlines
Mon 4/204:30 pm
TYS
- LAS
2 stops10h 25m
United Airlines
Deal found 2/25![United Airlines logo]()
$446
This United Airlines deal was found by Cheapflights users on 2/28. 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.
Fri 4/106:41 pm
LAS
- TYS
2 stops13h 09m
United Airlines
Mon 4/134:30 pm
TYS
- LAS
2 stops10h 25m
United Airlines
Deal found 2/28![United Airlines logo]()
$453
This United Airlines deal was found by Cheapflights users on 2/26. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/178:00 am
LAS
- TYS
2 stops11h 29m
United Airlines
Tue 4/217:00 am
TYS
- LAS
2 stops13h 52m
United Airlines
Deal found 2/26![United Airlines logo]()
$470
Last-minute flights from Las Vegas to KnoxvilleDiscover last-minute flight deals from Las Vegas to Knoxville. Data last updated March 2, 2026 and is based on user searches.
Discover last-minute flight deals from Las Vegas to Knoxville. Data last updated March 2, 2026 and is based on user searches.
This Cheapflightsfares deal was found by Cheapflights users on 3/2. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/303:54 pm
LAS
- TYS
Nonstop3h 45m
Allegiant Air
Mon 4/61:33 pm
TYS
- LAS
Nonstop4h 31m
Allegiant Air
Deal found 3/2![Allegiant Air logo]()
$249
This Kiwi.com deal was found by Cheapflights users on 3/2. 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.
Mon 3/306:00 am
LAS
- TYS
1 stop6h 25m
Frontier
Mon 4/64:20 pm
TYS
- LAS
1 stop10h 17m
Frontier
Deal found 3/2![Frontier logo]()
$280
This Kiwi.com deal was found by Cheapflights users on 3/2. 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.
Mon 3/303:54 pm
LAS
- TYS
Nonstop3h 45m
Multiple Airlines
Mon 4/64:20 pm
TYS
- LAS
1 stop10h 17m
Multiple Airlines
Deal found 3/2![Multiple Airlines logo]()
$287
This Cheapflightsfares deal was found by Cheapflights users on 2/26. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/34:40 pm
LAS
- TYS
Nonstop3h 47m
Allegiant Air
Mon 4/61:33 pm
TYS
- LAS
Nonstop4h 31m
Allegiant Air
Deal found 2/26![Allegiant Air logo]()
$252
This Booking.com deal was found by Cheapflights users on 3/1. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/63:54 pm
LAS
- TYS
Nonstop3h 47m
Allegiant Air
Mon 4/201:43 pm
TYS
- LAS
Nonstop4h 31m
Allegiant Air
Deal found 3/1![Allegiant Air logo]()
$258
This United Airlines deal was found by Cheapflights users on 2/25. 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 4/71:34 pm
LAS
- TYS
1 stop7h 07m
United Airlines
Sat 4/114:30 pm
TYS
- LAS
1 stop7h 38m
United Airlines
Deal found 2/25![United Airlines logo]()
$251
This Kiwi.com deal was found by Cheapflights users on 2/26. 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.
Thu 4/1611:54 pm
LAS
- TYS
1 stop14h 36m
Multiple Airlines
Mon 4/201:43 pm
TYS
- LAS
Nonstop4h 31m
Multiple Airlines
Deal found 2/26![Multiple Airlines logo]()
$259
This Gotogate deal was found by Cheapflights users on 2/27. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/204:04 pm
LAS
- TYS
Nonstop3h 47m
Allegiant Air
Mon 4/271:43 pm
TYS
- LAS
Nonstop4h 31m
Allegiant Air
Deal found 2/27![Allegiant Air logo]()
$210
This Booking.com deal was found by Cheapflights users on 3/2. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/244:04 pm
LAS
- TYS
Nonstop3h 47m
Allegiant Air
Mon 4/271:43 pm
TYS
- LAS
Nonstop4h 31m
Allegiant Air
Deal found 3/2![Allegiant Air logo]()
$219
This American Airlines deal was found by Cheapflights users on 2/26. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2811:59 pm
LAS
- TYS
1 stop7h 27m
American Airlines
Thu 5/74:09 pm
TYS
- LAS
1 stop8h 47m
American Airlines
Deal found 2/26![American Airlines logo]()
$282
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 March 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 March 2, 2026.
This Trip.com deal was found by Cheapflights users on 3/2. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/189:44 am
LAS
- TYS
1 stop26h 49m
Frontier
Deal found 3/2![Frontier logo]()
$94
This Frontier deal was found by Cheapflights users on 2/26. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/1812:59 am
LAS
- TYS
1 stop11h 34m
Frontier
Deal found 2/26![Frontier logo]()
$122
This Cheapflightsfares deal was found by Cheapflights users on 2/26. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/174:04 pm
LAS
- TYS
Nonstop3h 47m
Allegiant Air
Deal found 2/26![Allegiant Air logo]()
$123
This Kiwi.com deal was found by Cheapflights users on 2/26. 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.
Tue 4/149:45 pm
LAS
- TYS
1 stop9h 51m
Multiple Airlines
Deal found 2/26![Multiple Airlines logo]()
$124
This Priceline deal was found by Cheapflights users on 2/26. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/139:30 am
LAS
- TYS
1 stop6h 43m
Frontier
Deal found 2/26![Frontier logo]()
$125
This Delta deal was found by Cheapflights users on 2/27. 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.
Mon 4/1312:30 am
LAS
- TYS
1 stop7h 47m
Delta
Deal found 2/27![Delta logo]()
$126
This United Airlines deal was found by Cheapflights users on 3/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/1410:45 am
LAS
- TYS
2 stops8h 34m
United Airlines
Deal found 3/1![United Airlines logo]()
$131
This Cheapflightsfares deal was found by Cheapflights users on 2/28. 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 4/244:04 pm
LAS
- TYS
Nonstop3h 47m
Allegiant Air
Deal found 2/28![Allegiant Air logo]()
$133
This Kiwi.com deal was found by Cheapflights users on 2/28. 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.
Tue 3/249:45 pm
LAS
- TYS
1 stop9h 55m
Multiple Airlines
Deal found 2/28![Multiple Airlines logo]()
$134
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 March 2, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $210 (Gotogate) |
One-way from | $101 (Kiwi.com) |
Popular in | March |
Cheapest in | January |
Average price | $491 |
Good round-trip deal | $238 or less |
Good one-way deal | $90 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 March 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
Las VegasKnoxville
LAS - TYS
LASTYS
Las Vegas Harry Reid Intl
Fri 4/17
9:59 pm-12:06 pm
1 stop11h 07m
Knoxville McGhee Tyson
Mon 4/20
1:43 pm-3:14 pm
Nonstop4h 31m
$279
Las VegasKnoxville
LAS - TYS
LASTYS
Las Vegas Harry Reid Intl
Thu 4/16
11:54 pm-5:30 pm
1 stop14h 36m
Knoxville McGhee Tyson
Mon 4/20
1:15 pm-10:41 pm
1 stop12h 26m
$297
Las VegasKnoxville
LAS - TYS
LASTYS
Las Vegas Harry Reid Intl
Tue 4/7
7:04 pm-10:08 am
2 stops12h 04m
Knoxville McGhee Tyson
Sat 4/11
9:40 am-5:23 pm
2 stops10h 43m
$351
Las VegasKnoxville
LAS - TYS
LASTYS
Las Vegas Harry Reid Intl
Thu 4/2
10:14 am-11:39 pm
2 stops10h 25m
Knoxville McGhee Tyson
Sun 4/5
3:24 pm-7:58 am
1 stop19h 34m
$382
Las VegasKnoxville
LAS - TYS
LASTYS
Las Vegas Harry Reid Intl
Tue 4/28
7:50 pm-10:08 am
2 stops11h 18m
Knoxville McGhee Tyson
Thu 5/7
6:01 pm-11:59 pm
1 stop8h 58m
$384
Las VegasKnoxville
LAS - TYS
LASTYS
Las Vegas Harry Reid Intl
Fri 4/10
6:00 am-3:28 pm
1 stop6h 28m
Knoxville McGhee Tyson
Mon 4/13
4:20 pm-8:11 pm
1 stop6h 51m
$435
Las VegasKnoxville
LAS - TYS
LASTYS
Las Vegas Harry Reid Intl
Fri 4/17
7:04 pm-10:06 am
2 stops12h 02m
Knoxville McGhee Tyson
Mon 4/20
4:30 pm-11:55 pm
2 stops10h 25m
$446
Las VegasKnoxville
LAS - TYS
LASTYS
Las Vegas Harry Reid Intl
Fri 4/10
6:41 pm-10:50 am
2 stops13h 09m
Knoxville McGhee Tyson
Mon 4/13
4:30 pm-11:55 pm
2 stops10h 25m
$453
Las VegasKnoxville
LAS - TYS
LASTYS
Las Vegas Harry Reid Intl
Fri 4/17
8:00 am-10:29 pm
2 stops11h 29m
Knoxville McGhee Tyson
Tue 4/21
7:00 am-5:52 pm
2 stops13h 52m
$470
Las VegasKnoxville
LAS - TYS
LASTYS
Las Vegas Harry Reid Intl
Tue 7/14
5:30 am-3:53 pm
1 stop7h 23m
$126
Showing 1-10 of 16 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 March.
| 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?
Use this chart to determine the optimal time to book a round-trip flight from Las Vegas to Knoxville. Price data was last updated on February 27, 2026.
The best time to book flights from Las Vegas to Knoxville is 53 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, September is the cheapest month in which you can book a flight from Las Vegas to Knoxville (average of $79). Flying from Las Vegas to Knoxville in November is currently the most expensive (average of $187). 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 March 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 March 2, 2026.
Read through reviews of airlines operating flights from Las Vegas to Knoxville, such as Delta, United Airlines, and Allegiant Air. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Crew
8.5
Food
7.2
Entertainment
7.8
Comfort
7.9
Overall
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Boarding
8.1
Crew
8.5
Food
7.2
Entertainment
7.8
Comfort
7.9
Overall
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Boarding
8.1
Crew
8.5
Food
7.2
Entertainment
7.8
Comfort
7.9
Overall
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Boarding
8.1
Crew
8.5
Food
7.2
Entertainment
7.8
Comfort
7.9
Overall
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Boarding
8.1
Crew
8.5
Food
7.2
Entertainment
7.8
Comfort
7.9
Overall
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
Corbin
Morristown
Bryson City
Alcoa
Murphy
Oak Ridge
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Knoxville flight routes
Other flight options
Other flights from Las Vegas
Popular flights
Alternative routes for Las Vegas to Knoxville
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Knoxville by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Las Vegas to Knoxville by cabin class
Find flights from Las Vegas to Knoxville, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Other flights to Knoxville
Explore flights to Knoxville departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on March 2, 2026.
Las Vegas and Knoxville flights
Browse other Las Vegas and Knoxville flight options. Last updated on March 2, 2026.
Other flights from Las Vegas
Browse through other flights departing from Las Vegas. Flights are based on user searches made on Cheapflights and were last updated on March 2, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
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 March 2, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$130 | Average$244 | FlexibilityNo cancel fee | On-time88% | |
| Cheapest$228 | Average$353 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$236 | Average$340 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$269 | Average$414 | FlexibilityNo cancel fee | On-time69% |