Flights from Kauai to St. Louis Starting at £236
We've found these cheap flights for you. You can book one-way or return flight tickets.
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LIH 19:2612h 21m1 stopsSTL 12:47Kauai - St. Louis | Tue, Apr 8 | United AirlinesSTL 08:4811h 58m1 stopsLIH 15:46St. Louis - Kauai | Mon, Apr 14 | United Airlines£611 £99939% OFF39% OFF£999 £611
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LIH 22:3020h 29m1 stopsSTL 23:59Kauai - St. Louis | Tue, Apr 8 | Alaska AirlinesSTL 06:4419h 46m1 stopsLIH 21:30St. Louis - Kauai | Mon, Apr 14 | Alaska Airlines£702 £99930% OFF30% OFF£999 £702
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LIH 22:3010h 45m1 stopsSTL 14:15Kauai - St. Louis | Tue, Mar 25 | Alaska AirlinesSTL 08:4811h 58m1 stopsLIH 15:46St. Louis - Kauai | Mon, Mar 31 | United Airlines£714 £99928% OFF28% OFF£999 £714
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LIH 22:5912h 53m1 stopsSTL 16:52Kauai - St. Louis | Sun, Apr 6 | United AirlinesSTL 16:4528h 1m1 stopsLIH 15:46St. Louis - Kauai | Sat, Apr 12 | United Airlines£78022% OFF£999 £780
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LIH 13:3323h 20m1 stopsSTL 17:53Kauai - St. Louis | Tue, Mar 25 | United AirlinesSTL 08:4811h 58m1 stopsLIH 15:46St. Louis - Kauai | Mon, Mar 31 | United Airlines£80619% OFF£999 £806
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LIH 12:4923h 3m1 stopsSTL 16:52Kauai - St. Louis | Mon, Mar 31 | United AirlinesSTL 08:4811h 58m1 stopsLIH 15:46St. Louis - Kauai | Sun, Apr 6 | United Airlines£82717% OFF£999 £827
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LIH 22:5912h 53m1 stopsSTL 16:52Kauai - St. Louis | Sun, Mar 30 | United AirlinesSTL 16:4528h 1m1 stopsLIH 15:46St. Louis - Kauai | Sat, Apr 5 | United Airlines£83117% OFF£999 £831
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LIH 21:1519h 35m1 stopsSTL 21:50Kauai - St. Louis | Sat, Apr 5 | United AirlinesSTL 08:4811h 58m1 stopsLIH 15:46St. Louis - Kauai | Fri, Apr 11 | United Airlines£85914% OFF£999 £859
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LIH 13:0120h 14m1 stopsSTL 14:15Kauai - St. Louis | Mon, Mar 24 | Alaska AirlinesSTL 08:4811h 58m1 stopsLIH 15:46St. Louis - Kauai | Sun, Mar 30 | United Airlines£89011% OFF£999 £890
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LIH 22:3010h 45m1 stopsSTL 14:15Kauai - St. Louis | Thu, Mar 27 | Hawaiian AirlinesSTL 06:4419h 46m1 stopsLIH 21:30St. Louis - Kauai | Wed, Apr 2 | Alaska Airlines£9099% OFF£999 £909
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LIH 13:0017h 25m1 stopsSTL Invalid DateKauai - St. Louis | Tue, Mar 18 | Normal AirlineSTL 15:006hNonstopLIH 16:00St. Louis - Kauai | Thu, Mar 20 | Normal AirlineFind More FlightsFind More Flights
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LIH 22:3020h 29m1 stopsSTL 23:59Kauai - St. Louis | Wed, Mar 26 | Alaska Airlines£236 £87173% OFF73% OFF£871 £236
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LIH 08:0012h1 stopsSTL 01:00Kauai - St. Louis | Fri, Mar 28 | Southwest Airlines£382 £87156% OFF56% OFF£871 £382
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LIH 09:0027h 43m1 stopsSTL 17:43Kauai - St. Louis | Fri, Apr 18 | Southwest Airlines£395 £87155% OFF55% OFF£871 £395
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LIH 23:2513h 25m1 stopsSTL 17:50Kauai - St. Louis | Fri, Mar 28 | United Airlines£54038% OFF£871 £540
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LIH 22:5912h 55m1 stopsSTL 16:54Kauai - St. Louis | Fri, Apr 18 | United Airlines£55436% OFF£871 £554
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LIH 22:3020h 29m1 stopsSTL 23:59Kauai - St. Louis | Fri, Apr 18 | Alaska Airlines£7939% OFF£871 £793
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LIH 13:0017h 25m1 stopsSTL Invalid DateKauai - St. Louis | Tue, Mar 18 | Normal AirlineFind More FlightsFind More Flights
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Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.
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FAQ
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When are flight tickets from Kauai (LIH) to St. Louis (STL) the cheapest?
Airlines adjust prices for flights from Kauai to St. Louis based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the cheapest flight prices on Tuesdays, Wednesdays, and Saturdays. -
How much are flights from Kauai (LIH) to St. Louis (STL) cost?
According to Trip.com's data, the lowest price is around £674. -
What is the transportation method from the main airport to downtown in St. Louis?
- The distance from St. Louis Lambert International Airport to downtown is about 20km, by taxi about 40 minutes.
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How many airports in St. Louis (STL)?
There are 1 airport(s) in St. Louis (STL): St. Louis Lambert International Airport.
How to find a cheap flight from Kauai to St. Louis
Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Kauai to St. Louis. Book your flights at the right time and save more.
Be flexible with your travel dates to get the cheapest flight from Kauai to St. Louis.
Simply tap "Date" on the flight search bar to browse through the calendar and check out airfare from Kauai to St. Louis over the next 6 months in 2025. If you're planning to fly within the next three months, it looks like the most affordable option is on Wed, Mar 26, with one-way flights priced at just £236.
Compare cheap flight deals from Kauai to St. Louis across hundreds of airlines.
With our extensive search, you can compare prices from over 500 airlines to find the cheapest flight tickets from Kauai to St. Louis. The cheapest airline for this route is Alaska Airlines.
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Book early or wait until the last minute.
It's usually best to book early. Flight tickets are often cheapest when they're first released, typically about a year before the departure date. So, have a look online as soon as the flights you're interested in become available. If you miss the cheapest time, you might still find some good deals as the departure date gets closer.
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Flight Information from Kauai to St. Louis
Cheapest direct flight price | £235 |
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Off-season travel month | March |
Peak season for travel | April |
Flight distance | 6,734.69km |
Popular airline | Alaska Airlines |
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