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Kaua'i

$400+ Cheap flights from St. Louis (STL) 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 1/6. Fares are subject to change and may not be available on all flights or dates of travel.
STL — LIH
Nov 26 — Dec 31
Tue 11/26
Tue 12/3
1 adult, Economy
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Cheap flight deals from St. Louis to Kaua'i

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Kaua'i (zzFUS). 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 November 21, 2024.

Find flight deals from St. Louis to Kaua'i

Cheapest flights from St. Louis to Kaua'i
Explore the most affordable flight options available from St. Louis to Kaua'i. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 21, 2024.

This American Airlines deal was found by Cheapflights users on 11/19. 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 12/66:25 amSTL - LIH
1 stop11h 08mAmerican Airlines
Thu 12/1210:30 pmLIH - STL
1 stop11h 03mAmerican Airlines
Deal found 11/19$503
This Delta deal was found by Cheapflights users on 11/19. 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 12/66:00 amSTL - LIH
2 stops18h 56mDelta
Thu 12/129:40 pmLIH - STL
2 stops16h 19mDelta
Deal found 11/19$622
This Alaska Airlines deal was found by Cheapflights users on 11/20. 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.
Wed 12/46:17 amSTL - LIH
2 stops19h 48mAlaska Airlines
Mon 12/911:05 pmLIH - STL
2 stops30h 41mAlaska Airlines
Deal found 11/20$660
This United deal was found by Cheapflights users on 11/20. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/47:00 amSTL - LIH
3 stops16h 31mUnited Airlines
Mon 12/98:30 pmLIH - STL
2 stops15h 04mUnited Airlines
Deal found 11/20$813
This United deal was found by Cheapflights users on 11/19. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/47:00 amSTL - LIH
3 stops27h 19mMultiple Airlines
Mon 12/98:30 pmLIH - STL
2 stops17h 05mMultiple Airlines
Deal found 11/19$1,391

Find flights from St. Louis to Kaua'i within your budget

Customize your flight search to find flights from St. Louis 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 2,612,795 searches. Data last updated November 21, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

St. LouisLihue

STL - LIH

STLLIH

Lambert-St Louis

Mon 1/6

6:30 am-2:27 pm

1 stop11h 57m

Lihue

Mon 1/27

10:30 pm-1:42 pm

1 stop11h 12m

$400

St. LouisLihue

STL - LIH

STLLIH

Lambert-St Louis

Sun 1/26

7:00 am-10:28 pm

1 stop19h 28m

Lihue

Sun 2/2

11:28 pm-1:53 pm

1 stop10h 25m

$440

St. LouisLihue

STL - LIH

STLLIH

Lambert-St Louis

Wed 1/29

6:00 am-8:09 pm

2 stops18h 09m

Lihue

Wed 2/12

9:34 pm-4:45 pm

2 stops15h 11m

$450

St. LouisLihue

STL - LIH

STLLIH

Lambert-St Louis

Mon 1/27

8:27 am-5:04 pm

1 stop12h 37m

Lihue

Wed 2/12

8:35 pm-12:43 pm

1 stop12h 08m

$540

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/21

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

Have a flexible travel schedule? Discover the best time to fly to Kaua'i from St. Louis 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.

Travel insights for flights from St. Louis to Kaua'i

Get recent, data-driven insights about flights from St. Louis to Kaua'i including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from St. Louis to Kaua'i?

Currently, December is the cheapest month in which you can book a flight from St. Louis to Kaua'i (average of $410). Flying from St. Louis to Kaua'i in June is currently the most expensive (average of $689). 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 STL to FUS?

Find hourly flight availability from St. Louis to Kaua'i. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 21, 2024.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from St. Louis to Kaua'i as you normally would.

Rainfall in Kaua'i by month

Plan your trip to Kaua'i by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Kaua'i ranges from 2.2 - 6.7 inches per month. January is typically the wettest month, when rainfall can reach 6.7 in. June is typically the driest time to visit Kaua'i when rainfall is around 2.2 in.

Temperature in Kaua'i by month

Plan your trip to Kaua'i by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Kaua'i, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 69.8 F).

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 November 21, 2024.
Alaska Airlines
8.0
Very good
9,464 reviews

Comfort

7.9

Food

7.2

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.1

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

Alaska Airlines
8.0
Very good
9,464 reviews
Alaska Airlines
8.0
Very good
9,464 reviews

Comfort

7.9

Food

7.2

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.1

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

Delta
8.0
Very good
8,755 reviews
Alaska Airlines
8.0
Very good
9,464 reviews

Comfort

7.9

Food

7.2

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.1

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

United Airlines
7.4
Good
9,172 reviews
Alaska Airlines
8.0
Very good
9,464 reviews

Comfort

7.9

Food

7.2

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.1

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,464 reviews

Comfort

7.9

Food

7.2

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.1

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

Related info for your journey

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

    Lambert-St Louis (STL), located 12.7 mi from the city center, is the airport you fly out of when you book flights from St. Louis to Kaua'i.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from St. Louis 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 St. Louis to Kaua'i?

    Currently, December is the cheapest month in which you can book a flight from St. Louis to Kaua'i (average of $410). Flying from St. Louis to Kaua'i in June is currently the most expensive (average of $689). 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 5 airlines flying from St. Louis to Kaua'i

Discover the top 5 airlines that operate flights from St. Louis 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 2,612,795 searches. Data last updated November 21, 2024.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$389Average$701FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$454Average$817FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$464Average$785FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$490Average$686FlexibilityNo cancel feeOn-time63%
DeltaCheapest$585Average$754FlexibilityNo cancel feeOn-timeN/A
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