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Kaua'i

$634+ Cheap flights from Knoxville (TYS) to Kaua'i

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/24. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — LIH
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheap flight deals from Knoxville to Kaua'i

Best flights from Knoxville to Kaua'i
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 December 18, 2025.

This Delta deal was found by Cheapflights users on 12/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/245:30 amTYS - LIH
2 stops18h 11mDelta
Tue 3/318:30 pmLIH - TYS
2 stops13h 36mDelta
Deal found 12/16$634
This United Airlines deal was found by Cheapflights users on 12/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/267:20 pmTYS - LIH
2 stops22h 34mUnited Airlines
Thu 1/298:30 pmLIH - TYS
2 stops19h 22mUnited Airlines
Deal found 12/16$834
This Delta deal was found by Cheapflights users on 12/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/55:30 amTYS - LIH
2 stops18h 01mDelta
Wed 3/118:30 pmLIH - TYS
2 stops14h 03mDelta
Deal found 12/16$734
This United Airlines deal was found by Cheapflights users on 12/17. 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.
Mon 2/25:29 pmTYS - LIH
2 stops24h 25mUnited Airlines
Thu 2/58:30 pmLIH - TYS
2 stops19h 22mUnited Airlines
Deal found 12/17$834
This Delta deal was found by Cheapflights users on 12/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/305:30 amTYS - LIH
2 stops17h 42mDelta
Sat 5/99:45 pmLIH - TYS
2 stops17h 43mDelta
Deal found 12/17$774
This United Airlines deal was found by Cheapflights users on 12/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/97:00 amTYS - LIH
2 stops18h 52mUnited Airlines
Sat 5/1610:05 pmLIH - TYS
2 stops18h 18mUnited Airlines
Deal found 12/16$871
This United Airlines deal was found by Cheapflights users on 12/15. 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.
Wed 4/87:00 amTYS - LIH
3 stops34h 29mUnited Airlines
Wed 4/157:35 pmLIH - TYS
2 stops19h 11mUnited Airlines
Deal found 12/15$906
This United Airlines deal was found by Cheapflights users on 12/15. 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 3/2411:40 amTYS - LIH
2 stops16h 17mUnited Airlines
Tue 3/317:35 pmLIH - TYS
1 stop13h 27mUnited Airlines
Deal found 12/15$988
This United Airlines deal was found by Cheapflights users on 12/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/304:25 pmTYS - LIH
2 stops25h 04mUnited Airlines
Sat 5/97:35 pmLIH - TYS
1 stop13h 06mUnited Airlines
Deal found 12/16$993

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 December 18, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$634
(Delta)

Popular in

July

Cheapest in

January

Average price

$1,352
Provider with most accurate pricing for Knoxville McGhee Tyson-Lihue flight deals.
Search Deals
Provider most trusted by Cheapflights users for Knoxville McGhee Tyson-Lihue flights.
Search Deals
From Knoxville McGhee Tyson to Kaua'i
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($160 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($38 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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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 December 18, 2025.
Use the filters below to find and compare flights from Knoxville to Kaua'i that are best for you.

Fly from

Knoxville

Fly to

Kaua'i

Route

Depart

Return

Price

KnoxvilleLihue

TYS - LIH

TYSLIH

Knoxville McGhee Tyson

Tue 3/24

5:30 am-5:41 pm

2 stops18h 11m

Lihue

Tue 3/31

8:30 pm-4:06 pm

2 stops13h 36m

$634

KnoxvilleLihue

TYS - LIH

TYSLIH

Knoxville McGhee Tyson

Thu 3/5

5:30 am-6:31 pm

2 stops18h 01m

Lihue

Wed 3/11

8:30 pm-4:33 pm

2 stops14h 03m

$734

KnoxvilleLihue

TYS - LIH

TYSLIH

Knoxville McGhee Tyson

Thu 4/30

5:30 am-5:12 pm

2 stops17h 42m

Lihue

Sat 5/9

9:45 pm-9:28 pm

2 stops17h 43m

$774

KnoxvilleLihue

TYS - LIH

TYSLIH

Knoxville McGhee Tyson

Mon 1/26

7:20 pm-12:54 pm

2 stops22h 34m

Lihue

Thu 1/29

8:30 pm-8:52 pm

2 stops19h 22m

$834

KnoxvilleLihue

TYS - LIH

TYSLIH

Knoxville McGhee Tyson

Mon 2/2

5:29 pm-12:54 pm

2 stops24h 25m

Lihue

Thu 2/5

8:30 pm-8:52 pm

2 stops19h 22m

$834

KnoxvilleLihue

TYS - LIH

TYSLIH

Knoxville McGhee Tyson

Sat 5/9

7:00 am-7:52 pm

2 stops18h 52m

Lihue

Sat 5/16

10:05 pm-10:23 pm

2 stops18h 18m

$871

KnoxvilleLihue

TYS - LIH

TYSLIH

Knoxville McGhee Tyson

Wed 4/8

7:00 am-11:29 am

3 stops34h 29m

Lihue

Wed 4/15

7:35 pm-8:46 pm

2 stops19h 11m

$906

KnoxvilleLihue

TYS - LIH

TYSLIH

Knoxville McGhee Tyson

Tue 3/24

11:40 am-9:57 pm

2 stops16h 17m

Lihue

Tue 3/31

7:35 pm-3:02 pm

1 stop13h 27m

$988

KnoxvilleLihue

TYS - LIH

TYSLIH

Knoxville McGhee Tyson

Thu 4/30

4:25 pm-11:29 am

2 stops25h 04m

Lihue

Sat 5/9

7:35 pm-2:41 pm

1 stop13h 06m

$993

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/16

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.
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

What is the cheapest month to book a flight from Knoxville to Kaua'i?

Currently, May is the cheapest month in which you can book a flight from Knoxville to Kaua'i (average of $739). Flying from Knoxville to Kaua'i in July is currently the most expensive (average of $1,466). 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.

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 December 18, 2025.
Get a feel of what it's like to fly with United Airlines and American 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.
United Airlines
7.4
Good
9,091 reviews

Entertainment

7.1

Food

6.6

Boarding

7.7

Comfort

7.3

Crew

8.1

Overall

7.4

Reviews

1 / 20
4.0
Okay

Kevin,Dec 2025

BOS - EWR

Seems like every United flight has a delay and it’s always someone else’s fault. Step up and take some accountability
United Airlines
7.4
Good
9,091 reviews
United Airlines
7.4
Good
9,091 reviews

Entertainment

7.1

Food

6.6

Boarding

7.7

Comfort

7.3

Crew

8.1

Overall

7.4

Reviews

1 / 20
4.0
Okay

Kevin,Dec 2025

BOS - EWR

Seems like every United flight has a delay and it’s always someone else’s fault. Step up and take some accountability
American Airlines
7.2
Good
11,054 reviews
United Airlines
7.4
Good
9,091 reviews

Entertainment

7.1

Food

6.6

Boarding

7.7

Comfort

7.3

Crew

8.1

Overall

7.4

Reviews

1 / 20
4.0
Okay

Kevin,Dec 2025

BOS - EWR

Seems like every United flight has a delay and it’s always someone else’s fault. Step up and take some accountability

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.

  • What airport do you fly from for flights from Knoxville to Kaua'i?

    Knoxville McGhee Tyson (TYS) is the airport you will fly out of if you book a flight from Knoxville to Kaua'i. It is only a 11.3 mi journey to McGhee Tyson (TYS) from Knoxville’s city center.

  • How long is the flight from Knoxville to Kaua'i?

    Departing from Knoxville to Kaua'i will take you 18h 11m. The distance between Knoxville and Kaua'i is about 4547 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • Can I find deals for flights from Knoxville to Kaua'i that include hotel bookings?

    Yes. In addition to deals on Knoxville to Kaua'i flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Knoxville to Kaua'i?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Knoxville to Kaua'i.

  • Can I find deals for business class flights from Knoxville to Kaua'i?

    Yes. Cheapflights offers flight deals from Knoxville to Kaua'i by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Knoxville to Kaua'i?

    Currently, May is the cheapest month in which you can book a flight from Knoxville to Kaua'i (average of $739). Flying from Knoxville to Kaua'i in July is currently the most expensive (average of $1,466). 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.

See more FAQs

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Top 2 airlines flying from Knoxville to Kaua'i

Discover the top 2 airlines 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 December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$739Average$1,121FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$938Average$1,218FlexibilityNo cancel feeOn-time69%

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