Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from Knoxville to Kaua'i from $835

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Knoxville to Kaua'i departing on 3/24. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Knoxville to Kaua'i

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
5:30 am - 5:37 pmTYS-LIH
18h 07m2 stops
Delta Logo
9:45 pm - 9:32 pmLIH-TYS
17h 47m2 stops
$835Delta
Find Deal
Tue, Mar 24 - Tue, Mar 31
United Airlines Logo
4:25 pm - 11:20 amTYS-LIH
24h 55m2 stops
United Airlines Logo
4:46 pm - 7:34 pmLIH-TYS
20h 48m2 stops
$904United Airlines
Find Deal
Thu, Apr 30 - Sat, May 9
United Airlines Logo
1:52 pm - 12:58 pmTYS-LIH
28h 06m2 stops
United Airlines Logo
2:15 pm - 1:17 pmLIH-TYS
18h 02m2 stops
$933United Airlines
Find Deal
Fri, Dec 5 - Tue, Dec 9
Delta Logo
5:30 am - 5:12 pmTYS-LIH
17h 42m2 stops
Delta Logo
9:45 pm - 9:28 pmLIH-TYS
17h 43m2 stops
$934Delta
Find Deal
Thu, Apr 30 - Sat, May 9
United Airlines Logo
7:00 am - 12:58 pmTYS-LIH
34h 58m2 stops
United Airlines Logo
8:30 pm - 10:13 amLIH-TYS
32h 43m2 stops
$987United Airlines
Find Deal
Sun, Dec 7 - Mon, Dec 8
Delta Logo
7:59 pm - 6:33 pmTYS-LIH
27h 34m2 stops
Delta Logo
10:55 pm - 8:05 pmLIH-TYS
16h 10m2 stops
$1,011Delta
Find Deal
Sun, Dec 7 - Mon, Dec 8
United Airlines Logo
4:25 pm - 11:20 amTYS-LIH
24h 55m2 stops
United Airlines Logo
7:40 pm - 10:23 pmLIH-TYS
20h 43m1 stop
$1,016United Airlines
Find Deal
Thu, Apr 30 - Sat, May 9
United Airlines Logo
8:40 am - 4:04 pmTYS-LIH
13h 24m1 stop
United Airlines Logo
12:50 pm - 10:08 amLIH-TYS
15h 18m2 stops
$1,038United Airlines
Find Deal
Tue, Mar 24 - Tue, Mar 31
United Airlines Logo
7:00 am - 9:57 pmTYS-LIH
44h 57m3 stops
United Airlines Logo
7:35 pm - 7:31 pmLIH-TYS
17h 56m2 stops
$1,048United Airlines
Find Deal
Tue, Mar 24 - Tue, Mar 31
United Airlines Logo
7:00 am - 9:57 pmTYS-LIH
20h 57m2 stops
United Airlines Logo
7:35 pm - 3:02 pmLIH-TYS
13h 27m1 stop
$1,063United Airlines
Find Deal
Tue, Mar 24 - Tue, Mar 31

Delta flights from Knoxville to Kaua'i

Our best Delta deals on Knoxville to Kaua'i flight tickets
Delta
Mar 24
TYS5:30 amKnoxville McGhee Tyson
18h 07m
2 stops
LIH5:37 pmLihue
Mar 31
LIH9:45 pmLihue
17h 47m
2 stops
TYS9:32 pmKnoxville McGhee Tyson
$835
Find similar
Delta
Apr 30
TYS5:30 amKnoxville McGhee Tyson
17h 42m
2 stops
LIH5:12 pmLihue
May 9
LIH9:45 pmLihue
17h 43m
2 stops
TYS9:28 pmKnoxville McGhee Tyson
$934
Find similar
Delta
Dec 7
TYS7:59 pmKnoxville McGhee Tyson
27h 34m
2 stops
LIH6:33 pmLihue
Dec 8
LIH10:55 pmLihue
16h 10m
2 stops
TYS8:05 pmKnoxville McGhee Tyson
$1,011
Find similar

United Airlines flights from Knoxville to Kaua'i

Our best United Airlines deals on Knoxville to Kaua'i flight tickets
United Airlines
Apr 30
TYS4:25 pmKnoxville McGhee Tyson
24h 55m
2 stops
LIH11:20 amLihue
May 9
LIH4:46 pmLihue
20h 48m
2 stops
TYS7:34 pmKnoxville McGhee Tyson
$904
Find similar
United Airlines
Dec 5
TYS1:52 pmKnoxville McGhee Tyson
28h 06m
2 stops
LIH12:58 pmLihue
Dec 9
LIH2:15 pmLihue
18h 02m
2 stops
TYS1:17 pmKnoxville McGhee Tyson
$933
Find similar
United Airlines
Dec 7
TYS7:00 amKnoxville McGhee Tyson
34h 58m
2 stops
LIH12:58 pmLihue
Dec 8
LIH8:30 pmLihue
32h 43m
2 stops
TYS10:13 amKnoxville McGhee Tyson
$987
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated November 22, 2025.
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

Price

KnoxvilleLihue

TYS - LIH

TYSLIH

Knoxville McGhee Tyson

Tue 3/24

5:30 am-5:37 pm

2 stops18h 07m

Lihue

Tue 3/31

9:45 pm-9:32 pm

2 stops17h 47m

$835

KnoxvilleLihue

TYS - LIH

TYSLIH

Knoxville McGhee Tyson

Thu 4/30

4:25 pm-11:20 am

2 stops24h 55m

Lihue

Sat 5/9

4:46 pm-7:34 pm

2 stops20h 48m

$904

KnoxvilleLihue

TYS - LIH

TYSLIH

Knoxville McGhee Tyson

Fri 12/5

1:52 pm-12:58 pm

2 stops28h 06m

Lihue

Tue 12/9

2:15 pm-1:17 pm

2 stops18h 02m

$933

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

$934

KnoxvilleLihue

TYS - LIH

TYSLIH

Knoxville McGhee Tyson

Sun 12/7

7:00 am-12:58 pm

2 stops34h 58m

Lihue

Mon 12/8

8:30 pm-10:13 am

2 stops32h 43m

$987

KnoxvilleLihue

TYS - LIH

TYSLIH

Knoxville McGhee Tyson

Sun 12/7

7:59 pm-6:33 pm

2 stops27h 34m

Lihue

Mon 12/8

10:55 pm-8:05 pm

2 stops16h 10m

$1,011

KnoxvilleLihue

TYS - LIH

TYSLIH

Knoxville McGhee Tyson

Thu 4/30

4:25 pm-11:20 am

2 stops24h 55m

Lihue

Sat 5/9

7:40 pm-10:23 pm

1 stop20h 43m

$1,016

KnoxvilleLihue

TYS - LIH

TYSLIH

Knoxville McGhee Tyson

Tue 3/24

8:40 am-4:04 pm

1 stop13h 24m

Lihue

Tue 3/31

12:50 pm-10:08 am

2 stops15h 18m

$1,038

KnoxvilleLihue

TYS - LIH

TYSLIH

Knoxville McGhee Tyson

Tue 3/24

7:00 am-9:57 pm

3 stops44h 57m

Lihue

Tue 3/31

7:35 pm-7:31 pm

2 stops17h 56m

$1,048

KnoxvilleLihue

TYS - LIH

TYSLIH

Knoxville McGhee Tyson

Tue 3/24

7:00 am-9:57 pm

2 stops20h 57m

Lihue

Tue 3/31

7:35 pm-3:02 pm

1 stop13h 27m

$1,063

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Kaua'i from

How to get the cheapest flight ticket from Knoxville to Kaua'i

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Kaua'i?

In general, January is the cheapest month to fly from Knoxville to Kaua'i. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $966. The month of August is another great option to travel to Kaua'i, with average flight prices from Knoxville averaging around $1,066.

What is the cheapest day to depart on your flight to Kaua'i?

According to our data, Tuesday is the cheapest day to fly to Kaua'i from Knoxville. The lowest ticket price found for a Tuesday departure recently was $640. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $1,631. These prices are subject to change though, so be sure to set up a Price Alert for flights to Kaua'i.

What is the cheapest time of day to depart on your flight to Kaua'i?

The cheapest time of day to fly to Kaua'i is in the afternoon when flights can be purchased for as low as $718. In contrast, the most expensive time of day to depart to Kaua'i is in the morning when prices are around $1,255.

Can stopping save me money on Knoxville to Kaua'i flights?

No. A direct flight is the cheapest option for a flight between Knoxville to Kaua'i.

Cheap Knoxville to Kaua'i flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Knoxville to Kaua'i

Direct flights

None
There are no direct flights from Knoxville to Kaua'i. There are no popular flight routes from Knoxville to Kaua'i.
Search flight deals

  • When did momondo last update prices for flights from Knoxville McGhee Tyson Airport to Kaua'i?

    Prices for flights from Knoxville McGhee Tyson Airport to Kaua'i are updated daily.

  • How many operators does momondo search for flights from Knoxville McGhee Tyson Airport to Kaua'i?

  • How old do you have to be to fly from Knoxville McGhee Tyson Airport to Kaua'i?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Knoxville McGhee Tyson Airport to Kaua'i.

  • What documentation or ID do you need to fly to Kaua'i?

    The necessary travel and health documents for your Kaua'i trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Knoxville to Kaua'i?

Best airlines flying from Knoxville to Kaua'i

Compare and see reviews for airlines that fly from Knoxville to Kaua'i with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $739Free CancellationRating
7.2
11,048 reviews
Search American Airlines flights
United AirlinesPriceFrom $938Free CancellationRating
7.4
9,035 reviews
Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Knoxville to Kaua'i?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Knoxville to Kaua'i. momondo saves you time and could save you money on your trip.

Can I find flights from Knoxville to Kaua'i with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Knoxville to Kaua'i flights to just show those with flexible booking policies.

How can momondo help me find flights from Knoxville to Kaua'i?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Kaua'i from Knoxville.

I’m not ready to book a flight from Knoxville to Kaua'i right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Knoxville to Kaua'i now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Kaua'i and let you know when they change.

An easier way to manage your Kaua'i trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Mon 12/22
Mon 12/29
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Kaua'i

Popular cities in Kaua'i

Popular flights according to clicks in the last 7 days on momondo
Flights to New Yorkfrom $44
Flights to Los Angelesfrom $54
Flights to Miamifrom $48
Flights to Chicagofrom $48
Flights to Orlandofrom $39
Flights to Las Vegasfrom $49
Flights to San Franciscofrom $55
Flights to Washington, D.C.from $36
Flights to Bostonfrom $58
Flights to Atlantafrom $48
Flights to Dallasfrom $53
Flights to Seattlefrom $57