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Cheap Flight Deals from Kauai to St. Louis

Discover our range of affordable one-way and round-trip flights from Kauai to St. Louis and kick-start your next adventure today!

  • One way
  • Return

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Best Time to Book Flights from Kauai to St. Louis

Explore the best time to buy affordable tickets to St. Louis with our price trend chart, which predicts how flight prices will change in the coming weeks from previous data.

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Top Airlines Flying from Kauai to St. Louis

Which airline provides the cheapest flights from Kauai to St. Louis? Discover the option that best suits your travel needs before embarking on your journey.

Delta Air Lines
From AU$ 342
Alaska Airlines
From AU$ 353
American Airlines
From AU$ 410
United Airlines
From AU$ 412

Find more flights and airlines

Alternative Routes from Kauai to St. Louis

Searching for potential routes that might be cheaper and faster? There are a few alternative ways to get to St. Louis from Kauai which could help you save money and time.

  • Cheapest
    Delta Air Lines
    LIH
    21:34
    12h 9m
    2 transfer
    STL
    13:43
    Lihue Airport - St. Louis Lambert International Airport
    Mon, Jan 20Delta Air Lines
    AU$ 342
  • Delta Air Lines
    LIH
    21:34
    12h 9m
    2 transfer
    STL
    13:43
    Lihue Airport - St. Louis Lambert International Airport
    Mon, Jan 20Delta Air Lines
    AU$ 342
    Find More Flights

FAQ

  • When are flight 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 lowest 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 AU$ 1,147.
  • 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.
  • How many airports in St. Louis (STL)?

How to find a cheap flight from Kauai to St. Louis

If you don’t know some of the key things to look out for when buying flight tickets, prices can often end up sky high or, worse, sold out! We’ve carefully compiled our six most important steps to help ensure you’re getting the best deals when planning your next journey.
1
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
2
Compare Flight Prices
Compare prices on travel agency and airline websites.
3
Look Out for Deals
Check airline and travel agency websites for latest flight deals
4
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
5
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
6
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com

Flight Information from Kauai to St. Louis

Cheapest direct flight priceAU$ 352
Off-season for travelJanuary
Peak season for travelDecember
Flight distance6,734.69km
Popular airlineAmerican Airlines