$1,644 Cheap Flights from Southampton (SOU) to Kailua-Kona (KOA)

View $1,644 flight on Sun, Sep 14, 2025Opens in a new window

Popular airlines from Southampton (SOU) to Kona Intl. Airport (KOA)

Cheap Flights from Southampton to Kailua-Kona (SOU-KOA)

Prices were available within the past 7 days and start at $1,644 for one-way flights and $1,351 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Aer Lingus
Tue, Sep 16 - Mon, Sep 22
SOU
Southampton
KOA
Kona Coast
$1,351 Roundtrip, found 1 day ago
$1,351
Roundtrip
found 1 day ago
Select Aer Lingus flight, departing Tue, Sep 16 from Southampton to Kona Coast, returning Mon, Sep 22, priced at $1,351 found 1 day ago
Aer Lingus
Sun, Sep 14 - Mon, Sep 22
SOU
Southampton
KOA
Kona Coast
$1,354 Roundtrip, found 1 day ago
$1,354
Roundtrip
found 1 day ago
Select Aer Lingus flight, departing Sun, Sep 14 from Southampton to Kona Coast, returning Mon, Sep 22, priced at $1,354 found 1 day ago
Aer Lingus
Mon, Sep 15 - Mon, Sep 22
SOU
Southampton
KOA
Kona Coast
$1,358 Roundtrip, found 1 day ago
$1,358
Roundtrip
found 1 day ago
Select Aer Lingus flight, departing Mon, Sep 15 from Southampton to Kona Coast, returning Mon, Sep 22, priced at $1,358 found 1 day ago
Aer Lingus
Tue, Sep 16 - Mon, Sep 22
SOU
Southampton
KOA
Kona Coast
$1,381 Roundtrip, found 1 day ago
$1,381
Roundtrip
found 1 day ago
Select Aer Lingus flight, departing Tue, Sep 16 from Southampton to Kona Coast, returning Mon, Sep 22, priced at $1,381 found 1 day ago
Aer Lingus
Tue, Sep 16 - Tue, Sep 23
SOU
Southampton
KOA
Kona Coast
$1,409 Roundtrip, found 1 day ago
$1,409
Roundtrip
found 1 day ago
Select Aer Lingus flight, departing Tue, Sep 16 from Southampton to Kona Coast, returning Tue, Sep 23, priced at $1,409 found 1 day ago
Aer Lingus
Sun, Sep 14 - Tue, Sep 23
SOU
Southampton
KOA
Kona Coast
$1,412 Roundtrip, found 1 day ago
$1,412
Roundtrip
found 1 day ago
Select Aer Lingus flight, departing Sun, Sep 14 from Southampton to Kona Coast, returning Tue, Sep 23, priced at $1,412 found 1 day ago
Aer Lingus
Mon, Sep 15 - Tue, Sep 23
SOU
Southampton
KOA
Kona Coast
$1,416 Roundtrip, found 1 day ago
$1,416
Roundtrip
found 1 day ago
Select Aer Lingus flight, departing Mon, Sep 15 from Southampton to Kona Coast, returning Tue, Sep 23, priced at $1,416 found 1 day ago
Delta
Sun, Sep 14 - Sun, Sep 21
SOU
Southampton
KOA
Kona Coast
$1,750 Roundtrip, found 1 day ago
$1,750
Roundtrip
found 1 day ago
Select Delta flight, departing Sun, Sep 14 from Southampton to Kona Coast, returning Sun, Sep 21, priced at $1,750 found 1 day ago
KLM
Sun, Sep 14 - Sun, Sep 21
SOU
Southampton
KOA
Kona Coast
$1,804 Roundtrip, found 1 day ago
$1,804
Roundtrip
found 1 day ago
Select KLM flight, departing Sun, Sep 14 from Southampton to Kona Coast, returning Sun, Sep 21, priced at $1,804 found 1 day ago
Virgin Atlantic
Sun, Sep 14 - Sun, Sep 21
SOU
Southampton
KOA
Kona Coast
$1,806 Roundtrip, found 1 day ago
$1,806
Roundtrip
found 1 day ago
Select Virgin Atlantic flight, departing Sun, Sep 14 from Southampton to Kona Coast, returning Sun, Sep 21, priced at $1,806 found 1 day ago

Alternative airports near Kailua-Kona

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Kona Intl. KOA. Cheapest option available. Flights from $1,351
KOA
Kona Intl.
Cheapest
Flights from $1,351
Flights from Southampton (SOU) to Kailua-Kona (KOA)
Origin airport
Southampton
Destination airport
Kona Intl.
Roundtrip price
$1,351
Distance
7315 mi

Southampton to Kailua-Kona Flights

The cheapest times to fly from Southampton to Kailua-Kona

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Southampton to Kailua-Kona are during the month of September. You can find some of the cheapest flights from Southampton to Kailua-Kona with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Southampton to Kailua-Kona

Sunday is one of the best days to book for cheap flights from Southampton to Kailua-Kona: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Southampton to Kailua-Kona

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Southampton to Kailua-Kona in 2025. You can also book with separate airlines for your outbound and return journeys, from $1,644 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Southampton to Kailua-Kona flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Southampton to Kailua-Kona airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Southampton Airport (SOU) to Kona Intl. Airport (KOA) cost?
Lock in a cheap one-way flight from $1,644 or cheap return flight from $1,351 from Southampton Airport (SOU) to Kona Intl. Airport (KOA) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Southampton Airport (SOU) to Kona Intl. Airport (KOA)?
September is the least expensive month to fly from SOU to KOA. Timing your trip outside of the busy season is often the key to finding a great deal.
What is the cheapest airline that flies from Southampton Airport (SOU) to Kona Intl. Airport (KOA)?
Expedia's filter tool lets you easily compare different airlines, flight durations and fares all in one place. Tailor the search to your trip, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest SOU to KOA flight.
How many flights per day from Southampton Airport (SOU) to Kona Intl. Airport (KOA)?
Direct flights from Southampton Airport (SOU) to Kona Intl. Airport (KOA) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your dates and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from SOU to KOA?
Friday is generally the busiest day for flights, while Tuesday is often the quietest.* Just remember that flight schedules can change based on a range of factors, including the time of year and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Southampton Airport (SOU) to Kona Intl. Airport (KOA)?
Opt for a flight from Southampton Airport (SOU) to Kona Intl. Airport (KOA) that takes off before 3 PM to reduce the likelihood of delays. Departures after this hour have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Southampton Airport (SOU) to Kona Intl. Airport (KOA) last-minute?
Last-minute fares from SOU to KOA are generally more expensive. For the lowest prices, start searching for flights early. That being said, if you're flexible with your travel dates, you may score a cheap ticket just before your departure.
Is it cheaper to book a SOU to KOA flight and hotel package?
You'll typically save money by booking a SOU to KOA flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's easy to manage everything in one convenient place. Once you've chosen your ideal accommodations and flights, you can add extras like car rentals, tours and activities.
Can I cancel or change the date of my flight from Southampton Airport (SOU) to Kona Intl. Airport (KOA)?
In most cases, you can modify or cancel your SOU to KOA flight. However, there may be additional charges, especially if you made your booking over 24 hours ago. Check your itinerary for the airline's fees and rules on flight changes, or if you'd like further information, go to our Customer Service portal.

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*Available to One Key members.