$249+ Cheap flights from Knoxville (TYS) to Kaua'i
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 9/22. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — LIH
Sep 14 — Sep 211
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Knoxville to Kaua'i 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.Cheap flight deals from Knoxville to Kaua'i
Cheapest
Best
Last-minute
One-way
Cheapest flights from Knoxville to Kaua'iExplore the most affordable flight options available from Knoxville to Kaua'i. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 15, 2026.
Explore the most affordable flight options available from Knoxville to Kaua'i. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 15, 2026.
This United Airlines deal was found by Cheapflights users on 8/13. 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.
Fri 8/289:00 am -
1 stop12h 40m
Tue 9/17:35 pm -
2 stops15h 23m
Deal found 8/13![United Airlines logo]()
$664
This American Airlines deal was found by Cheapflights users on 8/13. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2810:08 am -
2 stops16h 01m
Tue 9/112:59 pm -
2 stops16h 19m
Deal found 8/13![American Airlines logo]()
$669
This United Airlines deal was found by Cheapflights users on 8/11. 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.
Thu 9/109:00 am -
1 stop12h 40m
Wed 9/161:03 pm -
2 stops14h 51m
Deal found 8/11![United Airlines logo]()
$709
This United Airlines deal was found by Cheapflights users on 8/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/267:35 pm -
2 stops26h 20m
Thu 10/291:03 pm -
2 stops14h 50m
Deal found 8/12![United Airlines logo]()
$735
This United Airlines deal was found by Cheapflights users on 8/14. 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.
Sat 9/1210:45 am -
2 stops14h 59m
Sat 9/191:03 pm -
2 stops14h 51m
Deal found 8/14![United Airlines logo]()
$815
This Delta deal was found by Cheapflights users on 8/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/305:40 am -
2 stops18h 01m
Thu 9/38:41 pm -
2 stops14h 38m
Deal found 8/15![Delta logo]()
$855
Best flights from Knoxville to Kaua'iDiscover carefully curated flight deals from Knoxville to Kaua'i that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 15, 2026.
Discover carefully curated flight deals from Knoxville to Kaua'i that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 15, 2026.
This United Airlines deal was found by Cheapflights users on 8/11. 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.
Thu 9/109:00 am -
1 stop12h 40m
Wed 9/161:03 pm -
2 stops14h 51m
Deal found 8/11![United Airlines logo]()
$709
This Delta deal was found by Cheapflights users on 8/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/305:40 am -
2 stops18h 01m
Thu 9/38:41 pm -
2 stops14h 38m
Deal found 8/15![Delta logo]()
$855
This United Airlines deal was found by Cheapflights users on 8/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/269:00 am -
1 stop12h 55m
Thu 10/297:30 pm -
2 stops15h 21m
Deal found 8/12![United Airlines logo]()
$743
This United Airlines deal was found by Cheapflights users on 8/14. 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.
Sat 9/1210:45 am -
2 stops14h 59m
Sat 9/191:03 pm -
2 stops14h 51m
Deal found 8/14![United Airlines logo]()
$815
Last-minute flights from Knoxville to Kaua'iDiscover last-minute flight deals from Knoxville to Kaua'i. Data last updated August 15, 2026 and is based on user searches.
Discover last-minute flight deals from Knoxville to Kaua'i. Data last updated August 15, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 8/13. 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.
Fri 8/289:00 am -
1 stop12h 40m
Tue 9/17:35 pm -
2 stops15h 23m
Deal found 8/13![United Airlines logo]()
$664
This American Airlines deal was found by Cheapflights users on 8/13. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2810:08 am -
2 stops16h 01m
Tue 9/112:59 pm -
2 stops16h 19m
Deal found 8/13![American Airlines logo]()
$669
This Delta deal was found by Cheapflights users on 8/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/305:40 am -
2 stops18h 01m
Thu 9/38:41 pm -
2 stops14h 38m
Deal found 8/15![Delta logo]()
$855
This United Airlines deal was found by Cheapflights users on 8/15. 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.
Sun 8/309:00 am -
1 stop12h 40m
Thu 9/37:35 pm -
2 stops15h 23m
Deal found 8/15![United Airlines logo]()
$973
This United Airlines deal was found by Cheapflights users on 8/11. 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.
Thu 9/109:00 am -
1 stop12h 40m
Wed 9/161:03 pm -
2 stops14h 51m
Deal found 8/11![United Airlines logo]()
$709
This American Airlines deal was found by Cheapflights users on 8/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1011:49 am -
3 stops16h 08m
Wed 9/161:25 pm -
2 stops14h 19m
Deal found 8/11![American Airlines logo]()
$1,302
This United Airlines deal was found by Cheapflights users on 8/14. 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.
Sat 9/1210:45 am -
2 stops14h 59m
Sat 9/191:03 pm -
2 stops14h 51m
Deal found 8/14![United Airlines logo]()
$815
This American Airlines deal was found by Cheapflights users on 8/14. 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.
Sat 9/1211:49 am -
3 stops16h 08m
Sat 9/199:10 pm -
2 stops13h 31m
Deal found 8/14![American Airlines logo]()
$1,537
This Delta deal was found by Cheapflights users on 8/12. 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.
Thu 9/176:30 am -
2 stops18h 40m
Mon 9/219:54 pm -
2 stops17h 50m
Deal found 8/12![Delta logo]()
$2,175
One-way flights from Knoxville to Kaua'iSearch for one-way flight options from Knoxville to Kaua'i. Find affordable one-way fares based on user searches. Data last updated August 15, 2026.
Search for one-way flight options from Knoxville to Kaua'i. Find affordable one-way fares based on user searches. Data last updated August 15, 2026.
This Delta deal was found by Cheapflights users on 8/13. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/225:40 am -
2 stops19h 30m
Deal found 8/13![Delta logo]()
$249
This American Airlines deal was found by Cheapflights users on 8/14. 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.
Sun 8/236:03 am -
2 stops14h 52m
Deal found 8/14![American Airlines logo]()
$454
This United Airlines deal was found by Cheapflights users on 8/13. 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.
Tue 9/229:00 am -
1 stop12h 40m
Deal found 8/13![United Airlines logo]()
$568
This Kiwi.com deal was found by Cheapflights users on 8/13. 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.
Tue 9/225:40 am -
3 stops20h 34m
Deal found 8/13![Multiple Airlines logo]()
$711
This Kiwi.com deal was found by Cheapflights users on 8/14. 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.
Sun 8/232:39 pm -
3 stops34h 44m
Deal found 8/14![Multiple Airlines logo]()
$874
This United Airlines deal was found by Cheapflights users on 8/14. 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.
Sun 8/239:00 am -
1 stop12h 40m
Deal found 8/14![United Airlines logo]()
$2,836
Find flight deals from Knoxville to Kaua'i
Keep the following information in mind while searching for Knoxville to Kaua'i flight deals. Data was last updated August 15, 2026.
Round-trip from | $664 (United Airlines) |
|---|---|
One-way from | $249 (Delta) |
Cheapflights Fare Finder
Customize your flight search to find flights from Knoxville to Kaua'i 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 August 15, 2026.
Use the filters below to find and compare flights from Knoxville to Kaua'i that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
KnoxvilleLihue
TYS Knoxville McGhee Tyson - LIH Lihue
TYSLIH
Knoxville McGhee Tyson
Thu 9/10
9:00 am-3:40 pm
1 stop12h 40m
Lihue
Wed 9/16
1:03 pm-9:54 am
2 stops14h 51m
$709
KnoxvilleLihue
TYS Knoxville McGhee Tyson - LIH Lihue
TYSLIH
Knoxville McGhee Tyson
Mon 10/26
9:00 am-3:55 pm
1 stop12h 55m
Lihue
Thu 10/29
7:30 pm-4:51 pm
2 stops15h 21m
$743
KnoxvilleLihue
TYS Knoxville McGhee Tyson - LIH Lihue
TYSLIH
Knoxville McGhee Tyson
Sat 9/12
10:45 am-7:44 pm
2 stops14h 59m
Lihue
Sat 9/19
1:03 pm-9:54 am
2 stops14h 51m
$815
KnoxvilleLihue
TYS Knoxville McGhee Tyson - LIH Lihue
TYSLIH
Knoxville McGhee Tyson
Sun 8/30
5:40 am-5:41 pm
2 stops18h 01m
Lihue
Thu 9/3
8:41 pm-5:19 pm
2 stops14h 38m
$855
Cheapest one-way
KnoxvilleLihue
TYS Knoxville McGhee Tyson - LIH Lihue
TYSLIH
Knoxville McGhee Tyson
Tue 9/22
5:40 am-7:10 pm
2 stops19h 30m
$249
Quickest one-way
KnoxvilleLihue
TYS Knoxville McGhee Tyson - LIH Lihue
TYSLIH
Knoxville McGhee Tyson
Tue 9/22
9:00 am-3:40 pm
1 stop12h 40m
$568
KnoxvilleLihue
TYS Knoxville McGhee Tyson - LIH Lihue
TYSLIH
Knoxville McGhee Tyson
Sun 8/23
2:39 pm-7:23 pm
3 stops34h 44m
$874
KnoxvilleLihue
TYS Knoxville McGhee Tyson - LIH Lihue
TYSLIH
Knoxville McGhee Tyson
Sun 8/23
9:00 am-3:40 pm
1 stop12h 40m
$2,836
Sorted by cheapest first
Best time to book a flight from Knoxville to Kaua'i
Have a flexible travel schedule? Discover the best time to fly to Kaua'i from Knoxville with our price prediction graph.
TYS-LIH
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 Knoxville to Kaua'i
TYS-zzFUS
TYS-LIH
No data available for this route at this time. Please check back soon.
Reviews of airlines servicing Kaua'i
Get insights into the airlines that provide service to Kaua'i. 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 Kaua'i. Reviews last updated August 15, 2026.
Get a feel of what it's like to fly with United Airlines from Knoxville to Kaua'i by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
6.7
Entertainment
7.1
Crew
8.1
Overall
7.4
Boarding
7.7
Comfort
7.3
Reviews
1 / 20
4.0
OkayChris,Aug 2026
MIA - ORD
Food
6.7
Entertainment
7.1
Crew
8.1
Overall
7.4
Boarding
7.7
Comfort
7.3
Reviews
1 / 20
4.0
OkayChris,Aug 2026
MIA - ORD
Related info for your journey
Find useful and relevant information for your journey from Knoxville to Kaua'i. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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
Other flight options
Popular flights
Alternative routes for Knoxville to Kaua'i
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Kaua'i by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Knoxville to Kaua'i by cabin class
Find flights from Knoxville to Kaua'i, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Knoxville and Kaua'i flights
Browse other Knoxville and Kaua'i flight options. Last updated on August 15, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top airline flying from Knoxville to Kaua'i
Discover the top airline that operate flights from Knoxville to Kaua'i. 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 August 15, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$810 | Average$1,069 | FlexibilityNo cancel fee | On-time69% |