Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Kailua-Kona to London from $298

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Kailua-Kona to London departing on 12/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Kailua-Kona to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
KLM Logo
9:55 pm - 10:30 amKOA-LHR
26h 35m1 stop
KLM Logo
8:25 pm - 6:50 pmLHR-KOA
32h 25m2 stops
$652KLM
Find Deal
Sun, Mar 1 - Sun, Mar 8
Multiple Airlines Logo
9:55 pm - 10:30 amKOA-LHR
26h 35m1 stop
Multiple Airlines Logo
12:20 pm - 6:50 pmLHR-KOA
40h 30m1 stop
$678Multiple Airlines
Find Deal
Sun, Mar 1 - Sun, Mar 8
United Airlines Logo
2:40 pm - 9:20 pmKOA-LHR
20h 40m2 stops
United Airlines Logo
3:20 pm - 11:24 amLHR-KOA
30h 04m2 stops
$912United Airlines
Find Deal
Sat, Dec 6 - Wed, Dec 31
United Airlines Logo
8:55 pm - 9:40 amKOA-LHR
26h 45m1 stop
United Airlines Logo
10:05 am - 8:36 pmLHR-KOA
20h 31m1 stop
$921United Airlines
Find Deal
Sun, Dec 7 - Wed, Dec 31
Delta Logo
9:30 pm - 10:55 amKOA-LHR
27h 25m1 stop
Delta Logo
6:30 am - 7:42 pmLHR-KOA
23h 12m2 stops
$1,102Delta
Find Deal
Sun, Dec 7 - Thu, Jan 1
Delta Logo
8:43 pm - 7:50 amKOA-LHR
25h 07m2 stops
Delta Logo
6:30 am - 7:42 pmLHR-KOA
23h 12m2 stops
$1,107Delta
Find Deal
Sun, Dec 7 - Thu, Jan 1
WestJet Logo
10:55 pm - 12:50 pmKOA-LHR
27h 55m1 stop
WestJet Logo
2:50 pm - 8:29 pmLHR-KOA
39h 39m1 stop
$1,255WestJet
Find Deal
Wed, Dec 17 - Thu, Jan 8
WestJet Logo
10:55 pm - 12:50 pmKOA-LHR
27h 55m1 stop
WestJet Logo
2:50 pm - 8:28 pmLHR-KOA
39h 38m2 stops
$1,259WestJet
Find Deal
Wed, Dec 17 - Wed, Jan 7
Air Canada Logo
2:00 pm - 11:50 amKOA-LHR
35h 50m1 stop
Air Canada Logo
2:30 pm - 12:44 pmLHR-KOA
32h 14m1 stop
$1,267Air Canada
Find Deal
Sun, Dec 7 - Thu, Jan 1
Air Canada Logo
2:25 pm - 12:20 pmKOA-LHR
35h 55m1 stop
Air Canada Logo
2:10 pm - 12:59 pmLHR-KOA
33h 49m1 stop
$1,834Air Canada
Find Deal
Fri, Mar 27 - Tue, Mar 31

KLM flights from Kailua-Kona to London

Our best KLM deals on Kailua-Kona to London flight tickets
KLM
Mar 1
KOA9:55 pmKona Intl
26h 35m
1 stop
LHR10:30 amLondon Heathrow
Mar 8
LHR8:25 pmLondon Heathrow
32h 25m
2 stops
KOA6:50 pmKona Intl
$652
Find similar
KLM
Mar 1
KOA10:55 pmKona Intl
28h 55m
2 stops
LHR1:50 pmLondon Heathrow
Mar 8
LHR8:25 pmLondon Heathrow
32h 25m
2 stops
KOA6:50 pmKona Intl
$684
Find similar
KLM
Mar 1
KOA10:55 pmKona Intl
31h 40m
2 stops
LCY4:35 pmLondon City
Mar 8
LCY8:05 pmLondon City
31h 44m
2 stops
KOA5:49 pmKona Intl
$708
Find similar

United Airlines flights from Kailua-Kona to London

Our best United Airlines deals on Kailua-Kona to London flight tickets
United Airlines
Oct 22
KOA7:40 pmKona Intl
27h 00m
1 stop
LHR9:40 amLondon Heathrow
Dec 5
LHR1:45 pmLondon Heathrow
33h 21m
1 stop
KOA1:06 pmKona Intl
$717
Find similar
United Airlines
Dec 6
KOA2:40 pmKona Intl
20h 40m
2 stops
LHR9:20 pmLondon Heathrow
Dec 31
LHR3:20 pmLondon Heathrow
30h 04m
2 stops
KOA11:24 amKona Intl
$912
Find similar
United Airlines
Dec 7
KOA8:55 pmKona Intl
26h 45m
1 stop
LHR9:40 amLondon Heathrow
Dec 31
LHR10:05 amLondon Heathrow
20h 31m
1 stop
KOA8:36 pmKona Intl
$921
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Kailua-Kona to London 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, momondo users made 832,500 searches. Data last updated October 20, 2025.
Use the filters below to find and compare flights from Kailua-Kona to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Kailua-KonaLondon

KOA - LHR

KOALHR

Kona Intl

Sun 3/1

9:55 pm-10:30 am

1 stop26h 35m

London Heathrow

Sun 3/8

8:25 pm-6:50 pm

2 stops32h 25m

$652

Kailua-KonaLondon

KOA - LHR

KOALHR

Kona Intl

Sun 3/1

9:55 pm-10:30 am

1 stop26h 35m

London Heathrow

Sun 3/8

12:20 pm-6:50 pm

1 stop40h 30m

$678

Kailua-KonaLondon

KOA - LHR

KOALHR

Kona Intl

Sat 12/6

2:40 pm-9:20 pm

2 stops20h 40m

London Heathrow

Wed 12/31

3:20 pm-11:24 am

2 stops30h 04m

$912

Kailua-KonaLondon

KOA - LHR

KOALHR

Kona Intl

Sun 12/7

8:55 pm-9:40 am

1 stop26h 45m

London Heathrow

Wed 12/31

10:05 am-8:36 pm

1 stop20h 31m

$921

Kailua-KonaLondon

KOA - LHR

KOALHR

Kona Intl

Sun 12/7

9:30 pm-10:55 am

1 stop27h 25m

London Heathrow

Thu 1/1

6:30 am-7:42 pm

2 stops23h 12m

$1,102

Kailua-KonaLondon

KOA - LHR

KOALHR

Kona Intl

Sun 12/7

8:43 pm-7:50 am

2 stops25h 07m

London Heathrow

Thu 1/1

6:30 am-7:42 pm

2 stops23h 12m

$1,107

Kailua-KonaLondon

KOA - LHR

KOALHR

Kona Intl

Wed 12/17

10:55 pm-12:50 pm

1 stop27h 55m

London Heathrow

Thu 1/8

2:50 pm-8:29 pm

1 stop39h 39m

$1,255

Kailua-KonaLondon

KOA - LHR

KOALHR

Kona Intl

Wed 12/17

10:55 pm-12:50 pm

1 stop27h 55m

London Heathrow

Wed 1/7

2:50 pm-8:28 pm

2 stops39h 38m

$1,259

Kailua-KonaLondon

KOA - LHR

KOALHR

Kona Intl

Sun 12/7

2:00 pm-11:50 am

1 stop35h 50m

London Heathrow

Thu 1/1

2:30 pm-12:44 pm

1 stop32h 14m

$1,267

Kailua-KonaLondon

KOA - LHR

KOALHR

Kona Intl

Fri 3/27

2:25 pm-12:20 pm

1 stop35h 55m

London Heathrow

Tue 3/31

2:10 pm-12:59 pm

1 stop33h 49m

$1,834

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to London from

How to get the cheapest flight ticket from Kailua-Kona to London

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Kailua-Kona and London?

What is the cheapest day to depart on your flight to London?

The cheapest day to depart from Kailua-Kona to London is on a Thursday. Travelers who choose to depart for London on a Thursday will often find tickets for as low as $801. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $1,332. These prices are subject to change though, so be sure to set up a Price Alert for flights to London.

What is the cheapest time of day to depart on your flight to London?

Flying to London from Kailua-Kona at noon is the least expensive time of day to depart. momondo users have found prices as low as $1,067 when looking at flights departing at noon. Flights to London are more costly in the evening, with an average ticket price of $1,314. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

Can stopping save me money on Kailua-Kona to London flights?

You could potentially save up to 46% on your flight if you consider stops on a Kailua-Kona to London flight.

When to book flights from Kailua-Kona to London

Are you open to changing your travel dates? Check out the ideal times to fly from Kailua-Kona to London according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Kailua-Kona to London (KOA to LON) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Kailua-Kona to London

Direct flights

None
There are no direct flights from Kailua-Kona to London. There are no popular flight routes from Kailua-Kona to London.
Search flight deals

  • How far is Kona Intl to London by plane?

    There are 7304.0 mi between Kona Intl and London. Flights usually cover this in 17h 20m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Kona Intl Airport to London?

    Prices for flights from Kona Intl Airport to London were last updated today.

  • How many operators does momondo search for flights from Kona Intl Airport to London?

  • How old do you have to be to fly from Kona Intl Airport to London?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Kona Intl Airport to London.

  • What documentation or ID do you need to fly to London?

    The required travel and health documents for your London trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at London. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Kailua-Kona to London?

Best airlines flying from Kailua-Kona to London

Compare and see reviews for airlines that fly from Kailua-Kona to London with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $882Free CancellationRating
7.4
8,994 reviews
Search United Airlines flights

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Gatwick
Hounslow
Milton Keynes
Luton
Dover
Slough
Guildford
Dartford
Crawley
Hayes
Brentwood
Chelmsford
Colchester
Folkestone
Romford
Ilford
Cobham
Wembley
Stansted
Watford

Why use momondo?

Why should I use momondo to find a flight deal from Kailua-Kona to London?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Kailua-Kona to London. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Kailua-Kona to London with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to London from Kailua-Kona with this policy.

How can momondo help me find flights from Kailua-Kona to London?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Kailua-Kona to London.

I’m not ready to book a flight from Kailua-Kona to London right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Kailua-Kona to London flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your London trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Wed 11/19
Wed 11/26
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United Kingdom

Fly into one of these airports located in London

Airports listed have a maximum distance of 35.6 mi from London
London City Airport
London Gatwick Airport
London Heathrow Airport
London Luton Airport
London Southend Airport
London Stansted Airport