Cheap Flights from St Louis to Kona from 370 €

Compare St Louis to Kona flight deals

Find the cheapest month or even day of the year to fly to Kona

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Flight deals from St Louis to Kona

Looking for a cheap last-minute deal or the best return flight from St Louis to Kona? Find the lowest prices on one-way and return tickets right here.

Kailua-Kona.370 € per passenger.Departing Mon, 5 May, returning Mon, 12 May.Return flight with United.Outbound indirect flight with United, departs from St Louis on Mon, 5 May, arriving in Kona.Inbound indirect flight with United, departs from Kona on Mon, 12 May, arriving in St Louis.Price includes taxes and charges.From 370 €, select.

Kailua-Kona.450 € per passenger.Departing Mon, 8 Sep, returning Fri, 12 Sep.Return flight with United.Outbound indirect flight with United, departs from St Louis on Mon, 8 Sep, arriving in Kona.Inbound indirect flight with United, departs from Kona on Fri, 12 Sep, arriving in St Louis.Price includes taxes and charges.From 450 €, select.

Kailua-Kona.495 € per passenger.Departing Tue, 20 May, returning Tue, 3 Jun.Return flight with United.Outbound indirect flight with United, departs from St Louis on Tue, 20 May, arriving in Kona.Inbound indirect flight with United, departs from Kona on Tue, 3 Jun, arriving in St Louis.Price includes taxes and charges.From 495 €, select.

Kailua-Kona.496 € per passenger.Departing Wed, 5 Nov, returning Sat, 8 Nov.Return flight with Alaska Airlines.Outbound indirect flight with Alaska Airlines, departs from St Louis on Wed, 5 Nov, arriving in Kona.Inbound indirect flight with Alaska Airlines, departs from Kona on Sat, 8 Nov, arriving in St Louis.Price includes taxes and charges.From 496 €, select.

Kailua-Kona.503 € per passenger.Departing Thu, 24 Apr, returning Thu, 1 May.Return flight with United.Outbound indirect flight with United, departs from St Louis on Thu, 24 Apr, arriving in Kona.Inbound indirect flight with United, departs from Kona on Thu, 1 May, arriving in St Louis.Price includes taxes and charges.From 503 €, select.

Kailua-Kona.519 € per passenger.Departing Mon, 28 Jul, returning Mon, 4 Aug.Return flight with United.Outbound indirect flight with United, departs from St Louis on Mon, 28 Jul, arriving in Kona.Inbound indirect flight with United, departs from Kona on Mon, 4 Aug, arriving in St Louis.Price includes taxes and charges.From 519 €, select.

Kailua-Kona.549 € per passenger.Departing Tue, 8 Jul, returning Tue, 22 Jul.Return flight with United.Outbound indirect flight with United, departs from St Louis on Tue, 8 Jul, arriving in Kona.Inbound indirect flight with United, departs from Kona on Tue, 22 Jul, arriving in St Louis.Price includes taxes and charges.From 549 €, select.

Kailua-Kona.659 € per passenger.Departing Mon, 16 Jun, returning Mon, 30 Jun.Return flight with United.Outbound indirect flight with United, departs from St Louis on Mon, 16 Jun, arriving in Kona.Inbound indirect flight with United, departs from Kona on Mon, 30 Jun, arriving in St Louis.Price includes taxes and charges.From 659 €, select.

Find the cheapest month to fly from St Louis to Kona

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like St Louis to Kona flights are currently cheapest in May.

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St Louis to Kona: Alternative routes

Compare routes from St Louis to Kailua-Kona below. You may find an airport to fly into that's cheaper, faster, or easier than Kona.

St Louis to Kailua-Kona: Flight information

The things to know before you go.

Cheapest flight found	370 €
Cheapest month to fly	May

Finding cheap flights from St Louis to Kona: Frequently asked questions

How much are return flights from St Louis to Kona?

The best price we found for a return flight from St Louis to Kona is 370 €. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.

Which airlines fly direct from St Louis to Kona?

Currently, there are no airlines that fly direct from St Louis to Kona. But we found flights with one or more stops from 370 €.

How many flights are there a week from St Louis to Kona?

As of April 2025, there are no flights flying from St Louis to Kona.

When is the cheapest time to fly from St Louis to Kona?

The cheapest month to fly from St Louis to Kona is usually April 2025.

Which upcoming date is cheapest to fly from St Louis Airport to Kona Airport on?

After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from St Louis Airport to Kona Airport on Monday, 5 May 2025.

Can I get a direct flight from St Louis Airport to Kona Airport?

No airlines currently offer direct flights between St Louis Airport and Kona Airport. Most routes have one or more stops.

How can I find the best flight deal to Kona?

We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Kona but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

When is the best time to book flights to Kailua-Kona?

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Kailua-Kona is around 40 days in advance, so don’t leave your flight to the last minute.

Which is the cheapest airline to fly from St Louis Airport to Kona with?

Currently, United offers the cheapest flight tickets to Kona.

Travelling from Lambert-St. Louis International Airport (STL) to Kona International Airport at Keahole (KOA): what you need to know

Kailua-Kona's timezone is UTC-10, making Kailua-Kona five hours behind St Louis.
For a stress-free journey, turn up at the airport two hours ahead of international flights and an hour before domestic departures. This ensures you have enough time to board your STL to KOA flight.
Be prepared for longer queues in popular months like July. Arriving up to four hours ahead of international flights and two hours for domestic departures is a smart move.
Consider adding a stopover when booking your ticket from Lambert-St. Louis International Airport to Kona International Airport at Keahole. Just uncheck 'Direct flights only' to break up your journey, or visit a new city along the way. Here are some options between STL and KOA:
- Denver International Airport
- Harry Reid Airport (formerly McCarran Airport)
- Los Angeles International Airport

How to find the cheapest flights from Lambert-St. Louis International Airport (STL) to Kona International Airport at Keahole (KOA)

The lowest price we've seen for a one-way Lambert-St. Louis International Airport to Kona International Airport at Keahole flight is 185 €. A return plane ticket right now is 370 €. Depending on the availability and when you book, these fares could change.
It's a good idea to book ahead of time if you want to find cheap tickets from STL to KOA. That's because airlines change prices based on demand, which tends to rise closer to departure.
If you're flexible with your travel plans, use the 'Whole month' tool. It'll find the lowest price across each month when searching for your flight from Lambert-St. Louis International Airport to Kona International Airport at Keahole.
Cut down on the time spent looking for cheap flights from STL to KOA by creating a Price Alert. You'll receive an email or notification through the app when a special offer becomes available.
Tailor your flights with filters. Select your preferred departure and arrival times, total journey duration and airlines. You can also sort results by 'Fastest,' 'Best' or 'Cheapest' flights from Lambert-St. Louis International Airport to Kona International Airport at Keahole.

Handy information about Lambert-St. Louis International Airport (STL)

STL is located at 10701 Lambert International Blvd..
78.04% of flights departing from Lambert-St. Louis International Airport arrive at their destination on time.
Central St Louis to Lambert-St. Louis International Airport is approximately 26 kilometres. Depending on traffic, it'll take you about 20 minutes to get there if you're driving, catching a cab or ride-sharing.
The trip when using public transport typically takes 35 minutes.
Taking an early flight from Lambert-St. Louis International Airport to Kona International Airport at Keahole? Avoid rushing to the terminal (and sneak in some extra precious sleep) by choosing one of these hotels near STL:

Arriving at Kona International Airport at Keahole (KOA)

Consider checking in to Banyan Tree Sanctuary Guest House after arriving from your Lambert-St. Louis International Airport to Kona International Airport at Keahole flight. It's a short drive from KOA and a good choice if you'd like to catch some z's soon after landing.
Travel at your own speed with a Kona International Airport at Keahole rental car. Pick up a set of wheels from Dollar, Hertz or Thrifty and discover more of Kailua-Kona and beyond.
Booking your vehicle from Kona International Airport at Keahole around one week in advance can help you get the lowest rate.

Getting from Kona International Airport at Keahole (KOA) to central Kailua-Kona

Kona International Airport at Keahole to central Kailua-Kona has a drive time of about 15 minutes. It's approximately 13 kilometres away.
When travelling on public transport, expect a journey time of roughly 30 minutes.

When to fly to Kona International Airport at Keahole (KOA)

July is the busiest month for flights from Lambert-St. Louis International Airport to Kona International Airport at Keahole. To steer clear of the crowds, go to Kailua-Kona in May.
The warmest month in Kailua-Kona is August, with temperatures ranging between 17ºC (63ºF) and 25ºC (77ºF). Book your flights from Lambert-St. Louis International Airport to Kona International Airport at Keahole in this month if this is the type of weather you like.
January has average temperatures of between 13ºC (55ºF) and 21ºC (70ºF). Look for cheap tickets from STL to KOA sometime then if you like cooler conditions.

Explore more of United States

Kailua-Kona has plenty to offer, but there are so many other corners of United States just waiting to be explored. About 274 kilometres north-west of Kailua-Kona, a visit to Honolulu will keep you on the go. Start with leading attractions like Waikiki Beach, USS Arizona Memorial and Iolani Palace.
Pearl City is another sought-after destination in United States and is around 290 kilometres north-west of Kailua-Kona. No trip is complete without a visit to USS Utah Memorial, Sunset Memorial Park and Pearl City District Park.