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Cheap flights from Kailua-Kona to London from $813

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 6/20. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Kailua-Kona to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
KLM Logo
10:45 pm - 10:30 am
KOA
-
LHR
25h 45m
1 stop
KLM Logo
5:05 pm - 6:39 pm
LHR
-
KOA
35h 34m
2 stops
$948KLM
Tue, Nov 10 - Tue, Nov 17
Multiple Airlines Logo
10:45 pm - 6:50 am
KOA
-
LHR
22h 05m
2 stops
Multiple Airlines Logo
6:30 am - 6:54 pm
LHR
-
KOA
22h 24m
2 stops
$952Multiple Airlines
Tue, Nov 10 - Tue, Nov 17
Alaska Airlines Logo
11:20 pm - 12:20 pm
KOA
-
LHR
27h 00m
1 stop
Alaska Airlines Logo
2:45 pm - 10:44 pm
LHR
-
KOA
17h 59m
1 stop
$959Alaska Airlines
Tue, Nov 10 - Tue, Nov 17
Multiple Airlines Logo
9:03 pm - 3:35 pm
KOA
-
LHR
31h 32m
1 stop
Multiple Airlines Logo
7:45 pm - 5:54 pm
LHR
-
KOA
33h 09m
2 stops
$987Multiple Airlines
Tue, Sep 15 - Mon, Oct 5
Delta Logo
10:05 pm - 6:45 am
KOA
-
LHR
21h 40m
2 stops
Delta Logo
6:30 am - 5:31 pm
LHR
-
KOA
22h 01m
2 stops
$1,004Delta
Tue, Sep 1 - Wed, Sep 16
Multiple Airlines Logo
6:00 am - 3:05 pm
KOA
-
LHR
22h 05m
2 stops
Multiple Airlines Logo
5:00 pm - 9:16 am
LHR
-
KOA
27h 16m
2 stops
$1,008Multiple Airlines
Tue, Sep 15 - Mon, Oct 5
Delta Logo
9:55 pm - 10:20 am
KOA
-
LHR
25h 25m
2 stops
Delta Logo
6:15 am - 7:23 pm
LHR
-
KOA
24h 08m
2 stops
$1,009Delta
Tue, Sep 15 - Mon, Oct 5
Delta Logo
8:42 pm - 12:10 pm
KOA
-
LHR
28h 28m
1 stop
Delta Logo
6:30 am - 5:31 pm
LHR
-
KOA
22h 01m
2 stops
$1,017Delta
Tue, Sep 1 - Wed, Sep 16
Air France Logo
9:55 pm - 6:25 am
KOA
-
LHR
21h 30m
2 stops
Air France Logo
7:45 pm - 5:54 pm
LHR
-
KOA
33h 09m
2 stops
$1,022Air France
Thu, Sep 17 - Mon, Oct 5
Delta Logo
9:55 pm - 10:15 am
KOA
-
LHR
25h 20m
1 stop
Delta Logo
9:55 am - 7:23 pm
LHR
-
KOA
20h 28m
1 stop
$1,026Delta
Tue, Sep 15 - Mon, Oct 5

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Alaska Airlines flights from Kailua-Kona to London Heathrow Airport

Our best Alaska Airlines deals on Kailua-Kona to London Heathrow Airport flight tickets
Alaska Airlines
Nov 10
KOA11:20 pmKona Intl
27h 00m
1 stop
LHR12:20 pmLondon Heathrow
Nov 17
LHR2:45 pmLondon Heathrow
17h 59m
1 stop
KOA10:44 pmKona Intl
$959
Alaska Airlines
Jul 27
KOA8:03 amKona Intl
20h 02m
1 stop
LHR3:05 pmLondon Heathrow
Aug 3
LHR5:00 pmLondon Heathrow
37h 05m
1 stop
KOA7:05 pmKona Intl
$1,232

Delta flights from Kailua-Kona to London Heathrow Airport

Our best Delta deals on Kailua-Kona to London Heathrow Airport flight tickets
Delta
Sep 1
KOA10:05 pmKona Intl
21h 40m
2 stops
LHR6:45 amLondon Heathrow
Sep 16
LHR6:30 amLondon Heathrow
22h 01m
2 stops
KOA5:31 pmKona Intl
$1,004
Delta
Sep 15
KOA9:55 pmKona Intl
25h 25m
2 stops
LHR10:20 amLondon Heathrow
Oct 5
LHR6:15 amLondon Heathrow
24h 08m
2 stops
KOA7:23 pmKona Intl
$1,009
Delta
Sep 1
KOA8:42 pmKona Intl
28h 28m
1 stop
LHR12:10 pmLondon Heathrow
Sep 16
LHR6:30 amLondon Heathrow
22h 01m
2 stops
KOA5:31 pmKona Intl
$1,017

momondo Fare Finder

 
Customize your flight search to find flights from Kailua-Kona to London Heathrow Airport 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 June 14, 2026.
Use the filters below to find and compare flights from Kailua-Kona to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Kailua-KonaLondon

KOA - LHR

KOALHR

Kona Intl

Tue 11/10

10:45 pm-10:30 am

1 stop25h 45m

London Heathrow

Tue 11/17

5:05 pm-6:39 pm

2 stops35h 34m

$948

Kailua-KonaLondon

KOA - LHR

KOALHR

Kona Intl

Tue 11/10

10:45 pm-6:50 am

2 stops22h 05m

London Heathrow

Tue 11/17

6:30 am-6:54 pm

2 stops22h 24m

$952

Kailua-KonaLondon

KOA - LHR

KOALHR

Kona Intl

Tue 11/10

11:20 pm-12:20 pm

1 stop27h 00m

London Heathrow

Tue 11/17

2:45 pm-10:44 pm

1 stop17h 59m

$959

Kailua-KonaLondon

KOA - LHR

KOALHR

Kona Intl

Tue 9/15

9:03 pm-3:35 pm

1 stop31h 32m

London Heathrow

Mon 10/5

7:45 pm-5:54 pm

2 stops33h 09m

$987
Quickest round-trip

Kailua-KonaLondon

KOA - LHR

KOALHR

Kona Intl

Tue 9/1

10:05 pm-6:45 am

2 stops21h 40m

London Heathrow

Wed 9/16

6:30 am-5:31 pm

2 stops22h 01m

$1,004

Kailua-KonaLondon

KOA - LHR

KOALHR

Kona Intl

Tue 9/15

6:00 am-3:05 pm

2 stops22h 05m

London Heathrow

Mon 10/5

5:00 pm-9:16 am

2 stops27h 16m

$1,008

Kailua-KonaLondon

KOA - LHR

KOALHR

Kona Intl

Tue 9/15

9:55 pm-10:20 am

2 stops25h 25m

London Heathrow

Mon 10/5

6:15 am-7:23 pm

2 stops24h 08m

$1,009

Kailua-KonaLondon

KOA - LHR

KOALHR

Kona Intl

Tue 9/1

8:42 pm-12:10 pm

1 stop28h 28m

London Heathrow

Wed 9/16

6:30 am-5:31 pm

2 stops22h 01m

$1,017

Kailua-KonaLondon

KOA - LHR

KOALHR

Kona Intl

Thu 9/17

9:55 pm-6:25 am

2 stops21h 30m

London Heathrow

Mon 10/5

7:45 pm-5:54 pm

2 stops33h 09m

$1,022

Kailua-KonaLondon

KOA - LHR

KOALHR

Kona Intl

Tue 9/15

9:55 pm-10:15 am

1 stop25h 20m

London Heathrow

Mon 10/5

9:55 am-7:23 pm

1 stop20h 28m

$1,026

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 resultsSorted by cheapest first
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See travel insights to London from

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

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 Heathrow Airport?

What is the cheapest month to fly to London Heathrow Airport?

The month of April is, on average, the cheapest month to fly to London Heathrow Airport from Kailua-Kona, with most prices found around $0. If you’re not able to fly to London Heathrow Airport in April, then January is your next best option. Flight prices from Kailua-Kona to London Heathrow Airport during January average around $0.

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

You could potentially save up to 13% on your flight if you consider stops on a Kailua-Kona to London Heathrow Airport flight.

When to book flights from Kailua-Kona to London Heathrow Airport

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

Cheap Kailua-Kona to London Heathrow Airport (KOA to LHR) flight deals and tips

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

Fastest flight time

20h 02m

Direct flights

None
The fastest flight from Kailua-Kona to London Heathrow Airport takes 20h 02m
There are no direct flights from Kailua-Kona to London Heathrow Airport. There are no popular flight routes from Kailua-Kona to London Heathrow Airport.
Search flight deals

Frequently asked questions about flying from Kailua-Kona to London Heathrow Airport

  • How far is Kona Intl to London Heathrow by plane?

    There are 7300.0 mi between Kona Intl and London Heathrow. Flights usually cover this in 20h 02m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from Kona Intl Airport to London Heathrow Airport are updated daily.

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Kona Intl Airport to London Heathrow Airport.

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

    The required travel and health documents for your London Heathrow Airport 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 Heathrow Airport. 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 Heathrow Airport?

Best airlines flying from Kailua-Kona to London Heathrow Airport

Compare and see reviews for airlines that fly from Kailua-Kona to London Heathrow Airport with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $629Free CancellationRating
7.9
8,403 reviews
Search Delta flights
United AirlinesPriceFrom $950Free CancellationRating
7.4
9,818 reviews
Search United Airlines flights

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Romford

Why use momondo?

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momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Kailua-Kona to London. momondo saves you time and could save you money on your trip.

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

All flight searches from Kailua-Kona to London on momondo can be filtered to show those which offer flexible booking policies.

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

Once you have performed a search for Kailua-Kona to London flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Price alerts on flights to London from Kailua-Kona are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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