$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 9/18. Fares are subject to change and may not be available on all flights or dates of travel.
LAS — TYS
Jul 15 — Jul 221
Round-trip
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 September, booked 63 days in advance, depart on a Wednesday or Tuesday 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 June 15, 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 June 15, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 6/13. 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 10/221:45 pm
LAS
- TYS
Nonstop3h 54m
Allegiant Air
Thu 10/299:29 pm
TYS
- LAS
Nonstop4h 15m
Allegiant Air
Deal found 6/13![Allegiant Air logo]()
$168
This Cheapflightsfares deal was found by Cheapflights users on 6/13. 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 10/221:45 pm
LAS
- TYS
Nonstop3h 54m
Allegiant Air
Mon 10/269:42 pm
TYS
- LAS
Nonstop4h 18m
Allegiant Air
Deal found 6/13![Allegiant Air logo]()
$175
This CheapOair deal was found by Cheapflights users on 6/11. 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.
Thu 11/121:49 pm
LAS
- TYS
Nonstop3h 54m
Allegiant Air
Sun 11/158:43 pm
TYS
- LAS
Nonstop4h 15m
Allegiant Air
Deal found 6/11![Allegiant Air logo]()
$180
This Cheapflightsfares deal was found by Cheapflights users on 6/12. 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
Mon 9/286:30 am
TYS
- LAS
Nonstop4h 14m
Allegiant Air
Deal found 6/12![Allegiant Air logo]()
$184
This Kiwi.com deal was found by Cheapflights users on 6/12. 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 8/242:48 pm
LAS
- TYS
Nonstop3h 58m
Multiple Airlines
Mon 8/318:30 am
TYS
- LAS
1 stop15h 15m
Multiple Airlines
Deal found 6/12![Multiple Airlines logo]()
$226
This Cheapflightsfares deal was found by Cheapflights users on 6/13. 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 10/232:57 pm
LAS
- TYS
Nonstop3h 52m
Allegiant Air
Fri 10/3012:49 pm
TYS
- LAS
Nonstop4h 18m
Allegiant Air
Deal found 6/13![Allegiant Air logo]()
$229
This Cheapflightsfares deal was found by Cheapflights users on 6/14. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/282:48 pm
LAS
- TYS
Nonstop3h 58m
Allegiant Air
Mon 8/314:48 pm
TYS
- LAS
Nonstop4h 04m
Allegiant Air
Deal found 6/14![Allegiant Air logo]()
$236
This Kiwi.com deal was found by Cheapflights users on 6/12. 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 8/242:48 pm
LAS
- TYS
Nonstop3h 58m
Multiple Airlines
Sun 8/307:00 am
TYS
- LAS
1 stop27h 10m
Multiple Airlines
Deal found 6/12![Multiple Airlines logo]()
$241
This Kiwi.com deal was found by Cheapflights users on 6/11. 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 6/11![Multiple Airlines logo]()
$242
This Kiwi.com deal was found by Cheapflights users on 6/11. 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 11/1112:59 am
LAS
- TYS
1 stop9h 20m
Multiple Airlines
Sun 11/158:43 pm
TYS
- LAS
Nonstop4h 15m
Multiple Airlines
Deal found 6/11![Multiple Airlines logo]()
$243
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 June 15, 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 June 15, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/14. 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 8/282:48 pm
LAS
- TYS
Nonstop3h 58m
Multiple Airlines
Mon 8/312:49 pm
TYS
- LAS
1 stop8h 56m
Multiple Airlines
Deal found 6/14![Multiple Airlines logo]()
$283
This Delta deal was found by Cheapflights users on 6/14. 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 7/710:41 am
LAS
- TYS
1 stop7h 54m
Delta
Tue 7/145:40 am
TYS
- LAS
1 stop5h 53m
Delta
Deal found 6/14![Delta logo]()
$311
This United Airlines deal was found by Cheapflights users on 6/11. 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 10/79:42 am
LAS
- TYS
2 stops9h 13m
United Airlines
Wed 10/144:53 pm
TYS
- LAS
1 stop8h 06m
United Airlines
Deal found 6/11![United Airlines logo]()
$416
This Delta deal was found by Cheapflights users on 6/11. 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 10/2311:25 pm
LAS
- TYS
1 stop7h 49m
Delta
Fri 10/305:57 pm
TYS
- LAS
1 stop8h 58m
Delta
Deal found 6/11![Delta logo]()
$363
This United Airlines deal was found by Cheapflights users on 6/14. 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.
Wed 9/212:11 pm
LAS
- TYS
1 stop6h 34m
United Airlines
Sat 9/54:50 pm
TYS
- LAS
1 stop7h 01m
United Airlines
Deal found 6/14![United Airlines logo]()
$420
This Delta deal was found by Cheapflights users on 6/12. 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 9/1110:10 pm
LAS
- TYS
1 stop8h 01m
Delta
Sun 9/136:45 am
TYS
- LAS
1 stop6h 49m
Delta
Deal found 6/12![Delta logo]()
$399
This United Airlines deal was found by Cheapflights users on 6/10. 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 9/411:55 pm
LAS
- TYS
1 stop7h 02m
United Airlines
Sun 9/65:45 am
TYS
- LAS
2 stops11h 54m
United Airlines
Deal found 6/10![United Airlines logo]()
$451
This United Airlines deal was found by Cheapflights users on 6/13. 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 10/2211:50 pm
LAS
- TYS
1 stop6h 55m
United Airlines
Thu 10/292:00 pm
TYS
- LAS
2 stops9h 07m
United Airlines
Deal found 6/13![United Airlines logo]()
$462
This United Airlines deal was found by Cheapflights users on 6/10. 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 7/145:45 pm
TYS
- LAS
1 stop7h 14m
United Airlines
Deal found 6/10![United Airlines logo]()
$469
Last-minute flights from Las Vegas to KnoxvilleDiscover last-minute flight deals from Las Vegas to Knoxville. Data last updated June 15, 2026 and is based on user searches.
Discover last-minute flight deals from Las Vegas to Knoxville. Data last updated June 15, 2026 and is based on user searches.
This Expedia deal was found by Cheapflights users on 6/11. 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.
Mon 6/296:15 am
LAS
- TYS
1 stop10h 22m
Frontier
Fri 7/178:19 pm
TYS
- LAS
1 stop24h 10m
Frontier
Deal found 6/11![Frontier logo]()
$312
This Delta deal was found by Cheapflights users on 6/14. 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 7/710:41 am
LAS
- TYS
1 stop7h 54m
Delta
Tue 7/145:40 am
TYS
- LAS
1 stop5h 53m
Delta
Deal found 6/14![Delta logo]()
$311
This Expedia deal was found by Cheapflights users on 6/10. 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.
Wed 7/86:00 am
LAS
- TYS
1 stop10h 24m
Frontier
Mon 7/138:19 pm
TYS
- LAS
1 stop17h 48m
Frontier
Deal found 6/10![Frontier logo]()
$260
This CheapOair deal was found by Cheapflights users on 6/12. 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.
Thu 7/96:34 pm
LAS
- TYS
1 stop21h 50m
Frontier
Mon 7/138:19 pm
TYS
- LAS
1 stop20h 28m
Frontier
Deal found 6/12![Frontier logo]()
$289
This Trip.com deal was found by Cheapflights users on 6/10. 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 7/912:59 am
LAS
- TYS
1 stop15h 25m
Multiple Airlines
Fri 7/172:47 pm
TYS
- LAS
Nonstop4h 07m
Multiple Airlines
Deal found 6/10![Multiple Airlines logo]()
$323
This Kiwi.com deal was found by Cheapflights users on 6/12. 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 7/1011:39 pm
LAS
- TYS
1 stop7h 18m
Allegiant Air
Sat 7/115:59 pm
TYS
- LAS
1 stop8h 40m
Allegiant Air
Deal found 6/12![Allegiant Air logo]()
$321
This Trip.com deal was found by Cheapflights users on 6/13. 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 7/178:15 am
LAS
- TYS
1 stop8h 09m
Multiple Airlines
Mon 7/202:47 pm
TYS
- LAS
Nonstop4h 07m
Multiple Airlines
Deal found 6/13![Multiple Airlines logo]()
$267
This Expedia deal was found by Cheapflights users on 6/11. 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.
Fri 7/246:00 am
LAS
- TYS
1 stop10h 24m
Frontier
Fri 7/318:19 pm
TYS
- LAS
1 stop20h 28m
Frontier
Deal found 6/11![Frontier logo]()
$290
This Super.com deal was found by Cheapflights users on 6/12. 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 7/306:34 pm
LAS
- TYS
1 stop21h 50m
Frontier
Mon 8/38:19 pm
TYS
- LAS
1 stop6h 10m
Frontier
Deal found 6/12![Frontier logo]()
$268
This Kiwi.com deal was found by Cheapflights users on 6/12. 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 7/3010:04 am
LAS
- TYS
1 stop9h 52m
Multiple Airlines
Mon 8/36:30 am
TYS
- LAS
2 stops19h 59m
Multiple Airlines
Deal found 6/12![Multiple Airlines logo]()
$317
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 June 15, 2026.
Search for one-way flight options from Las Vegas to Knoxville. Find affordable one-way fares based on user searches. Data last updated June 15, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 6/11. 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 9/188:05 am
LAS
- TYS
Nonstop3h 54m
Allegiant Air
Deal found 6/11![Allegiant Air logo]()
$89
This Kiwi.com deal was found by Cheapflights users on 6/10. 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 11/63:37 pm
LAS
- TYS
Nonstop3h 58m
Allegiant Air
Deal found 6/10![Allegiant Air logo]()
$114
This Cheapflightsfares deal was found by Cheapflights users on 6/13. 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
Deal found 6/13![Allegiant Air logo]()
$123
This Frontier deal was found by Cheapflights users on 6/11. 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 7/178:15 am
LAS
- TYS
1 stop8h 09m
Frontier
Deal found 6/11![Frontier logo]()
$130
This Kiwi.com deal was found by Cheapflights users on 6/10. 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 11/812:59 pm
LAS
- TYS
Nonstop3h 54m
Allegiant Air
Deal found 6/10![Allegiant Air logo]()
$134
This Kiwi.com deal was found by Cheapflights users on 6/14. 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.
Sat 8/89:48 pm
LAS
- TYS
1 stop22h 39m
Multiple Airlines
Deal found 6/14![Multiple Airlines logo]()
$140
This Kiwi.com deal was found by Cheapflights users on 6/12. 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 7/177:00 am
LAS
- TYS
Nonstop3h 57m
Allegiant Air
Deal found 6/12![Allegiant Air logo]()
$143
This Kiwi.com deal was found by Cheapflights users on 6/13. 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 7/1011:39 pm
LAS
- TYS
1 stop7h 18m
Allegiant Air
Deal found 6/13![Allegiant Air logo]()
$149
This Kiwi.com deal was found by Cheapflights users on 6/10. 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 6/256:10 am
LAS
- TYS
1 stop26h 49m
Allegiant Air
Deal found 6/10![Allegiant Air logo]()
$152
This Delta deal was found by Cheapflights users on 6/14. 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.
Wed 11/119:50 am
LAS
- TYS
1 stop5h 48m
Delta
Deal found 6/14![Delta logo]()
$156
This Kiwi.com deal was found by Cheapflights users on 6/13. 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 9/1612:59 am
LAS
- TYS
1 stop9h 45m
Multiple Airlines
Deal found 6/13![Multiple Airlines logo]()
$157
This Trip.com deal was found by Cheapflights users on 6/13. 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 7/96:34 pm
LAS
- TYS
1 stop21h 50m
Frontier
Deal found 6/13![Frontier logo]()
$159
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 June 15, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $168 (Cheapflightsfares) |
One-way from | $89 (Cheapflightsfares) |
Popular in | March |
Cheapest in | January |
Average price | $430 |
Good round-trip deal | $168 or less |
Good one-way deal | $203 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 June 15, 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
Fri 8/28
2:48 pm-9:46 pm
Nonstop3h 58m
Knoxville McGhee Tyson
Mon 8/31
2:49 pm-8:45 pm
1 stop8h 56m
$283
Las VegasKnoxville
LAS - TYS
LASTYS
Las Vegas Harry Reid Intl
Tue 7/7
10:41 am-9:35 pm
1 stop7h 54m
Knoxville McGhee Tyson
Tue 7/14
5:40 am-8:33 am
1 stop5h 53m
$311
Las VegasKnoxville
LAS - TYS
LASTYS
Las Vegas Harry Reid Intl
Fri 10/23
11:25 pm-10:14 am
1 stop7h 49m
Knoxville McGhee Tyson
Fri 10/30
5:57 pm-11:55 pm
1 stop8h 58m
$363
Las VegasKnoxville
LAS - TYS
LASTYS
Las Vegas Harry Reid Intl
Fri 9/11
10:10 pm-9:11 am
1 stop8h 01m
Knoxville McGhee Tyson
Sun 9/13
6:45 am-10:34 am
1 stop6h 49m
$399
Las VegasKnoxville
LAS - TYS
LASTYS
Las Vegas Harry Reid Intl
Wed 10/7
9:42 am-9:55 pm
2 stops9h 13m
Knoxville McGhee Tyson
Wed 10/14
4:53 pm-9:59 pm
1 stop8h 06m
$416
Las VegasKnoxville
LAS - TYS
LASTYS
Las Vegas Harry Reid Intl
Wed 9/2
12:11 pm-9:45 pm
1 stop6h 34m
Knoxville McGhee Tyson
Sat 9/5
4:50 pm-8:51 pm
1 stop7h 01m
$420
Las VegasKnoxville
LAS - TYS
LASTYS
Las Vegas Harry Reid Intl
Fri 9/4
11:55 pm-9:57 am
1 stop7h 02m
Knoxville McGhee Tyson
Sun 9/6
5:45 am-2:39 pm
2 stops11h 54m
$451
Las VegasKnoxville
LAS - TYS
LASTYS
Las Vegas Harry Reid Intl
Thu 10/22
11:50 pm-9:45 am
1 stop6h 55m
Knoxville McGhee Tyson
Thu 10/29
2:00 pm-8:07 pm
2 stops9h 07m
$462
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
5:45 pm-9:59 pm
1 stop7h 14m
$469
Cheapest one-way
Las VegasKnoxville
LAS - TYS
LASTYS
Las Vegas Harry Reid Intl
Wed 11/11
9:50 am-6:38 pm
1 stop5h 48m
$130
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 June.
| 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 $236). 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 June 15, 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 June 15, 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
7.9
Crew
8.5
Entertainment
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Comfort
7.8
Boarding
8.1
Overall
7.9
Crew
8.5
Entertainment
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Comfort
7.8
Boarding
8.1
Overall
7.9
Crew
8.5
Entertainment
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Comfort
7.8
Boarding
8.1
Overall
7.9
Crew
8.5
Entertainment
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Comfort
7.8
Boarding
8.1
Overall
7.9
Crew
8.5
Entertainment
7.8
Food
7.2
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
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 June 15, 2026.
Las Vegas and Knoxville flights
Browse other Las Vegas and Knoxville flight options. Last updated on June 15, 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 June 15, 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 June 15, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$130 | Average$280 | 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% |