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St. Louis

$288+ Cheap flights from Kaua'i to St. Louis (STL)

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 5/21. Fares are subject to change and may not be available on all flights or dates of travel.
LIH — STL
May 12 — May 191
Tue 5/12
Tue 5/19
1 adult, Economy
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Cheap flight deals from Kaua'i to St. Louis

One-way flights from Kaua'i to St. Louis
Search for one-way flight options from Kaua'i to St. Louis. Find affordable one-way fares based on user searches. Data last updated April 12, 2026.

This Delta deal was found by Cheapflights users on 4/9. 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 5/219:55 pm
LIH
-
STL
2 stops18h 43m
Delta
Deal found 4/9$288
This American Airlines deal was found by Cheapflights users on 4/9. 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 5/219:40 pm
LIH
-
STL
1 stop21h 18m
American Airlines
Deal found 4/9$295
This Kiwi.com deal was found by Cheapflights users on 4/9. 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 5/211:43 pm
LIH
-
STL
3 stops45h 54m
Multiple Airlines
Deal found 4/9$585
This Delta deal was found by Cheapflights users on 4/9. 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 7/149:55 pm
LIH
-
STL
2 stops16h 04m
Delta
Deal found 4/9$913
This Alaska Airlines deal was found by Cheapflights users on 4/8. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/1410:28 pm
LIH
-
STL
2 stops16h 56m
Alaska Airlines
Deal found 4/8$1,056
This American Airlines deal was found by Cheapflights users on 4/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/148:56 pm
LIH
-
STL
1 stop18h 28m
American Airlines
Deal found 4/10$1,212

Cheapflights Fare Finder

 
Customize your flight search to find flights from Kaua'i to St. Louis 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 April 12, 2026.
Use the filters below to find and compare flights from Kaua'i to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest one-way

LihueSt. Louis

LIH - STL

LIHSTL

Lihue

Thu 5/21

9:55 pm-9:38 pm

2 stops18h 43m

$288

LihueSt. Louis

LIH - STL

LIHSTL

Lihue

Thu 5/21

9:40 pm-11:58 pm

1 stop21h 18m

$295

LihueSt. Louis

LIH - STL

LIHSTL

Lihue

Thu 5/21

1:43 pm-4:37 pm

3 stops45h 54m

$585
Quickest one-way

LihueSt. Louis

LIH - STL

LIHSTL

Lihue

Tue 7/14

9:55 pm-6:59 pm

2 stops16h 04m

$913

LihueSt. Louis

LIH - STL

LIHSTL

Lihue

Tue 7/14

10:28 pm-8:24 pm

2 stops16h 56m

$1,056

LihueSt. Louis

LIH - STL

LIHSTL

Lihue

Tue 7/14

10:25 pm-11:59 pm

1 stop20h 34m

$1,247

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/9

Sorted by cheapest first

Best time to book a flight from Kaua'i to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from Kaua'i 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 Kaua'i to St. Louis
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Kaua'i to St. Louis. 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 into for flights to St. Louis from Kaua'i?

    For a flight from Kaua'i to St. Louis, you will be flying into Lambert-St Louis. Lambert-St Louis (STL) is just 12.7 mi from the center of the city.

  • What are the cheapest airlines to fly from Kaua'i to St. Louis one-way?

    One-way options have recently been found by users for as low as $217 on American Airlines. Other airlines that offer cheap prices include Alaska Airlines from $222 and United Airlines from $251 one-way.

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

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

  • How can I find direct flights from Kaua'i to St. Louis?

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

  • Can I find deals for business class flights from Kaua'i to St. Louis?

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

See more FAQs

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
Edwardsville
O'Fallon
Fenton
Swansea
Fairview Heights
Maryland Heights
Collinsville
Eureka
Wentzville
Glencoe
Chesterfield
Alton
Farmington
Festus

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