$89+ 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 8/14. Fares are subject to change and may not be available on all flights or dates of travel.
LAS — TYS
Jun 18 — Jun 251
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 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 19, 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 19, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 5/15. 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 9/2410:24 am
LAS
- TYS
Nonstop3h 54m
Allegiant Air
Sun 9/278:20 am
TYS
- LAS
Nonstop4h 14m
Allegiant Air
Deal found 5/15![Allegiant Air logo]()
$219
This Kiwi.com deal was found by Cheapflights users on 5/16. 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 8/1912:59 am
LAS
- TYS
1 stop9h 50m
Multiple Airlines
Sun 8/237:00 am
TYS
- LAS
1 stop7h 29m
Multiple Airlines
Deal found 5/16![Multiple Airlines logo]()
$252
This Kiwi.com deal was found by Cheapflights users on 5/17. 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 9/212:59 am
LAS
- TYS
1 stop9h 45m
Multiple Airlines
Mon 9/71:17 pm
TYS
- LAS
Nonstop4h 14m
Multiple Airlines
Deal found 5/17![Multiple Airlines logo]()
$255
This Travelocity deal was found by Cheapflights users on 5/17. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/106:15 am
LAS
- TYS
1 stop10h 22m
Frontier
Wed 6/248:32 pm
TYS
- LAS
1 stop13h 38m
Frontier
Deal found 5/17![Frontier logo]()
$270
This Kiwi.com deal was found by Cheapflights users on 5/16. 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 9/1010:36 am
LAS
- TYS
2 stops23h 51m
Multiple Airlines
Mon 9/146:30 am
TYS
- LAS
Nonstop4h 14m
Multiple Airlines
Deal found 5/16![Multiple Airlines logo]()
$272
This Kiwi.com deal was found by Cheapflights users on 5/17. 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 6/1211:39 pm
LAS
- TYS
1 stop19h 14m
Multiple Airlines
Wed 6/248:32 pm
TYS
- LAS
1 stop13h 38m
Multiple Airlines
Deal found 5/17![Multiple Airlines logo]()
$273
This Kiwi.com deal was found by Cheapflights users on 5/17. 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 6/1211:39 pm
LAS
- TYS
1 stop19h 14m
Multiple Airlines
Mon 6/226:30 am
TYS
- LAS
1 stop9h 40m
Multiple Airlines
Deal found 5/17![Multiple Airlines logo]()
$280
This Kiwi.com deal was found by Cheapflights users on 5/17. 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 6/129:15 am
LAS
- TYS
1 stop11h 19m
Multiple Airlines
Mon 6/158:32 pm
TYS
- LAS
1 stop20h 16m
Multiple Airlines
Deal found 5/17![Multiple Airlines logo]()
$282
This Kiwi.com deal was found by Cheapflights users on 5/18. 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 8/229:24 pm
LAS
- TYS
1 stop13h 25m
Multiple Airlines
Sun 8/307:00 am
TYS
- LAS
1 stop7h 29m
Multiple Airlines
Deal found 5/18![Multiple Airlines logo]()
$283
This Kiwi.com deal was found by Cheapflights users on 5/15. 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 8/89:40 pm
LAS
- TYS
1 stop22h 47m
Multiple Airlines
Mon 8/172:47 pm
TYS
- LAS
Nonstop4h 19m
Multiple Airlines
Deal found 5/15![Multiple Airlines logo]()
$289
This Southwest deal was found by Cheapflights users on 5/18. 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.
Tue 7/75:00 am
LAS
- TYS
1 stop9h 00m
Southwest
Tue 7/145:40 pm
TYS
- LAS
1 stop6h 25m
Southwest
Deal found 5/18![Southwest logo]()
$291
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 19, 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 19, 2026.
This Delta deal was found by Cheapflights users on 5/19. 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 7/711:41 am
LAS
- TYS
1 stop6h 54m
Delta
Tue 7/146:45 am
TYS
- LAS
1 stop6h 46m
Delta
Deal found 5/19![Delta logo]()
$291
This Kiwi.com deal was found by Cheapflights users on 5/14. 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 10/166:50 am
LAS
- TYS
1 stop7h 48m
Multiple Airlines
Sun 10/182:01 pm
TYS
- LAS
Nonstop4h 18m
Multiple Airlines
Deal found 5/14![Multiple Airlines logo]()
$408
This United Airlines deal was found by Cheapflights users on 5/15. 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 7/78:31 pm
LAS
- TYS
2 stops10h 12m
United Airlines
Tue 7/146:00 am
TYS
- LAS
2 stops11h 34m
United Airlines
Deal found 5/15![United Airlines logo]()
$445
This United Airlines deal was found by Cheapflights users on 5/17. 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 8/135:20 am
LAS
- TYS
1 stop7h 34m
United Airlines
Mon 8/176:02 pm
TYS
- LAS
1 stop7h 35m
United Airlines
Deal found 5/17![United Airlines logo]()
$447
This Delta deal was found by Cheapflights users on 5/14. 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 10/2711:00 am
LAS
- TYS
1 stop7h 45m
Delta
Sun 11/16:15 pm
TYS
- LAS
1 stop8h 03m
Delta
Deal found 5/14![Delta logo]()
$474
This United Airlines deal was found by Cheapflights users on 5/17. 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 9/87:15 am
LAS
- TYS
1 stop6h 43m
United Airlines
Tue 9/229:00 am
TYS
- LAS
2 stops14h 04m
United Airlines
Deal found 5/17![United Airlines logo]()
$469
This United Airlines deal was found by Cheapflights users on 5/14. 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 8/186:00 am
LAS
- TYS
2 stops13h 44m
United Airlines
Fri 8/287:00 am
TYS
- LAS
2 stops9h 59m
United Airlines
Deal found 5/14![United Airlines logo]()
$483
Last-minute flights from Las Vegas to KnoxvilleDiscover last-minute flight deals from Las Vegas to Knoxville. Data last updated May 19, 2026 and is based on user searches.
Discover last-minute flight deals from Las Vegas to Knoxville. Data last updated May 19, 2026 and is based on user searches.
This Southwest deal was found by Cheapflights users on 5/17. 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 5/2411:40 pm
LAS
- TYS
1 stop9h 00m
Southwest
Fri 5/296:45 pm
TYS
- LAS
1 stop8h 10m
Southwest
Deal found 5/17![Southwest logo]()
$296
This American Airlines deal was found by Cheapflights users on 5/14. 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.
Wed 5/2712:53 pm
LAS
- TYS
1 stop8h 03m
American Airlines
Thu 5/285:33 pm
TYS
- LAS
1 stop7h 16m
American Airlines
Deal found 5/14![American Airlines logo]()
$311
This Delta deal was found by Cheapflights users on 5/14. 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.
Thu 5/2811:40 am
LAS
- TYS
1 stop8h 17m
Delta
Fri 5/293:30 pm
TYS
- LAS
1 stop8h 03m
Delta
Deal found 5/14![Delta logo]()
$291
This Frontier deal was found by Cheapflights users on 5/17. 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.
Mon 6/86:30 am
LAS
- TYS
1 stop10h 03m
Frontier
Wed 6/248:32 pm
TYS
- LAS
1 stop13h 38m
Frontier
Deal found 5/17![Frontier logo]()
$310
This Kiwi.com deal was found by Cheapflights users on 5/17. 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 6/912:59 am
LAS
- TYS
1 stop15h 38m
Multiple Airlines
Mon 6/226:30 am
TYS
- LAS
1 stop9h 40m
Multiple Airlines
Deal found 5/17![Multiple Airlines logo]()
$295
This Travelocity deal was found by Cheapflights users on 5/17. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/106:15 am
LAS
- TYS
1 stop10h 22m
Frontier
Wed 6/248:32 pm
TYS
- LAS
1 stop13h 38m
Frontier
Deal found 5/17![Frontier logo]()
$270
This Kiwi.com deal was found by Cheapflights users on 5/17. 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 6/116:10 am
LAS
- TYS
1 stop26h 49m
Multiple Airlines
Mon 6/226:30 am
TYS
- LAS
1 stop9h 40m
Multiple Airlines
Deal found 5/17![Multiple Airlines logo]()
$307
This Kiwi.com deal was found by Cheapflights users on 5/17. 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 6/1211:39 pm
LAS
- TYS
1 stop19h 14m
Multiple Airlines
Wed 6/248:32 pm
TYS
- LAS
1 stop13h 38m
Multiple Airlines
Deal found 5/17![Multiple Airlines logo]()
$273
This Kiwi.com deal was found by Cheapflights users on 5/17. 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 6/1211:39 pm
LAS
- TYS
1 stop19h 14m
Multiple Airlines
Mon 6/226:30 am
TYS
- LAS
1 stop9h 40m
Multiple Airlines
Deal found 5/17![Multiple Airlines logo]()
$280
This Kiwi.com deal was found by Cheapflights users on 5/17. 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 6/129:15 am
LAS
- TYS
1 stop11h 19m
Multiple Airlines
Mon 6/158:32 pm
TYS
- LAS
1 stop20h 16m
Multiple Airlines
Deal found 5/17![Multiple Airlines logo]()
$282
This Kiwi.com deal was found by Cheapflights users on 5/17. 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 6/1211:39 pm
LAS
- TYS
1 stop19h 14m
Allegiant Air
Sat 6/276:00 am
TYS
- LAS
1 stop20h 39m
Allegiant Air
Deal found 5/17![Allegiant Air logo]()
$300
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 19, 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 19, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 5/16. 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
Deal found 5/16![Allegiant Air logo]()
$89
This Cheapflightsfares deal was found by Cheapflights users on 5/17. 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 8/177:00 am
LAS
- TYS
Nonstop3h 57m
Allegiant Air
Deal found 5/17![Allegiant Air logo]()
$105
This Kiwi.com deal was found by Cheapflights users on 5/18. 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 5/18![Allegiant Air logo]()
$106
This Kiwi.com deal was found by Cheapflights users on 5/18. 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 7/236:30 am
LAS
- TYS
1 stop26h 33m
Multiple Airlines
Deal found 5/18![Multiple Airlines logo]()
$113
This Kiwi.com deal was found by Cheapflights users on 5/17. 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 7/277:00 am
LAS
- TYS
Nonstop3h 57m
Allegiant Air
Deal found 5/17![Allegiant Air logo]()
$128
This Trip.com deal was found by Cheapflights users on 5/18. 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.
Wed 7/226:15 am
LAS
- TYS
1 stop10h 21m
Frontier
Deal found 5/18![Frontier logo]()
$131
This Kiwi.com deal was found by Cheapflights users on 5/17. 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 7/299:40 pm
LAS
- TYS
1 stop22h 16m
Multiple Airlines
Deal found 5/17![Multiple Airlines logo]()
$134
This Kiwi.com deal was found by Cheapflights users on 5/18. 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.
Sun 7/266:30 am
LAS
- TYS
1 stop26h 33m
Multiple Airlines
Deal found 5/18![Multiple Airlines logo]()
$135
This Kiwi.com deal was found by Cheapflights users on 5/17. 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 7/219:24 pm
LAS
- TYS
1 stop19h 12m
Frontier
Deal found 5/17![Frontier logo]()
$137
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 19, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $219 (Cheapflightsfares) |
One-way from | $89 (Cheapflightsfares) |
Popular in | March |
Cheapest in | January |
Average price | $327 |
Good round-trip deal | $264 or less |
Good one-way deal | $106 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 19, 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
Tue 7/7
11:41 am-9:35 pm
1 stop6h 54m
Knoxville McGhee Tyson
Tue 7/14
6:45 am-10:31 am
1 stop6h 46m
$291
Quickest round-trip
Las VegasKnoxville
LAS - TYS
LASTYS
Las Vegas Harry Reid Intl
Fri 10/16
6:50 am-5:38 pm
1 stop7h 48m
Knoxville McGhee Tyson
Sun 10/18
2:01 pm-3:19 pm
Nonstop4h 18m
$408
Las VegasKnoxville
LAS - TYS
LASTYS
Las Vegas Harry Reid Intl
Tue 7/7
8:31 pm-9:43 am
2 stops10h 12m
Knoxville McGhee Tyson
Tue 7/14
6:00 am-2:34 pm
2 stops11h 34m
$445
Las VegasKnoxville
LAS - TYS
LASTYS
Las Vegas Harry Reid Intl
Thu 8/13
5:20 am-3:54 pm
1 stop7h 34m
Knoxville McGhee Tyson
Mon 8/17
6:02 pm-10:37 pm
1 stop7h 35m
$447
Las VegasKnoxville
LAS - TYS
LASTYS
Las Vegas Harry Reid Intl
Tue 9/8
7:15 am-4:58 pm
1 stop6h 43m
Knoxville McGhee Tyson
Tue 9/22
9:00 am-8:04 pm
2 stops14h 04m
$469
Las VegasKnoxville
LAS - TYS
LASTYS
Las Vegas Harry Reid Intl
Tue 10/27
11:00 am-9:45 pm
1 stop7h 45m
Knoxville McGhee Tyson
Sun 11/1
6:15 pm-11:18 pm
1 stop8h 03m
$474
Las VegasKnoxville
LAS - TYS
LASTYS
Las Vegas Harry Reid Intl
Tue 8/18
6:00 am-10:44 pm
2 stops13h 44m
Knoxville McGhee Tyson
Fri 8/28
7:00 am-1:59 pm
2 stops9h 59m
$483
Cheapest one-way
Quickest one-way
Las VegasKnoxville
LAS - TYS
LASTYS
Las Vegas Harry Reid Intl
Tue 7/21
6:00 am-2:48 pm
1 stop5h 48m
$146
Las VegasKnoxville
LAS - TYS
LASTYS
Las Vegas Harry Reid Intl
Thu 5/28
11:40 am-10:57 pm
1 stop8h 17m
$146
Las VegasKnoxville
LAS - TYS
LASTYS
Las Vegas Harry Reid Intl
Wed 11/11
10:10 pm-10:14 am
1 stop9h 04m
$146
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 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 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 May 19, 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 19, 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.
Entertainment
7.8
Food
7.2
Boarding
8.1
Crew
8.5
Overall
7.9
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Entertainment
7.8
Food
7.2
Boarding
8.1
Crew
8.5
Overall
7.9
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Entertainment
7.8
Food
7.2
Boarding
8.1
Crew
8.5
Overall
7.9
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Entertainment
7.8
Food
7.2
Boarding
8.1
Crew
8.5
Overall
7.9
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Entertainment
7.8
Food
7.2
Boarding
8.1
Crew
8.5
Overall
7.9
Comfort
7.8
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
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 19, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$134 | Average$270 | FlexibilityNo cancel fee | On-time88% | |
| Cheapest$145 | Average$351 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$250 | Average$371 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$269 | Average$434 | FlexibilityNo cancel fee | On-time69% |