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Cheap flights from Kailua-Kona to London Heathrow Airport from £341

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/8. Fares are subject to change and may not be available on all flights or dates of travel.
KOA — LHR
16 Jul — 23 Jul1
1 adult

Cheap flight deals from Kailua-Kona to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Kailua-Kona (KOA) to Heathrow (LHR). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 11 July 2025.

Round-trip from

£553

One-way from

£341

Popular in

November

Cheapest in

October

Average price

£978
Delta
  • Delta
  • 19/8-9/9
  • 2 total stops
  • 46h 38m total
  • Kailua-Kona to London
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Air Canada
  • Air Canada
  • 4/8
  • 2 total stops
  • 24h 10m total
  • Kailua-Kona to London
Search Deals
Highest demand for flights based on searches. 1% potential increase in price (£8 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£18 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2025
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Find flight deals from Kailua-Kona to Heathrow

Cheapest flights from Kailua-Kona to Heathrow
Explore the most affordable flight options available from Kailua-Kona to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 July 2025.

Tue 19/821:47KOA - LHR
1 stop26h 33mDelta
Tue 9/909:55LHR - KOA
1 stop20h 05mDelta
Deal found 8/7£553
Tue 23/921:30KOA - LHR
1 stop29h 45mKLM
Fri 31/1006:30LHR - KOA
2 stops21h 14mKLM
Deal found 9/7£572
Wed 24/923:00KOA - LHR
1 stop21h 25mUnited Airlines
Thu 30/1011:10LHR - KOA
2 stops38h 08mUnited Airlines
Deal found 9/7£586
Thu 21/820:41KOA - LHR
2 stops23h 04mVirgin Atlantic
Tue 9/906:15LHR - KOA
2 stops22h 19mVirgin Atlantic
Deal found 8/7£588
Wed 20/814:59KOA - LHR
1 stop30h 01mBritish Airways
Tue 9/916:55LHR - KOA
1 stop31h 47mBritish Airways
Deal found 8/7£610
Thu 7/814:59KOA - LHR
1 stop30h 01mMultiple Airlines
Sun 31/816:55LHR - KOA
1 stop28h 52mMultiple Airlines
Deal found 9/7£639
Tue 23/913:30KOA - LHR
2 stops33h 05mAir Canada
Tue 28/1014:30LHR - KOA
2 stops31h 06mAir Canada
Deal found 9/7£701
Tue 23/923:00KOA - LHR
2 stops36h 10mLufthansa
Mon 27/1020:15LHR - KOA
2 stops49h 21mLufthansa
Deal found 9/7£729

Cheapflights Fare Finder

Customise your flight search to find flights from Kailua-Kona to Heathrow 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, Cheapflights users made 858,174 searches. Data last updated 11 July 2025.
Use the filters below to find and compare flights from Kailua-Kona to London Heathrow Airport that are best for you.

Fly from

Kailua-Kona

Fly to

Heathrow

Route

Depart

Return

Price

Kailua-KonaLondon

KOA - LHR

KOALHR

Kona Intl

Tue 19/8

21:47-11:20

1 stop26h 33m

London Heathrow

Tue 9/9

09:55-19:00

1 stop20h 05m

£553

Kailua-KonaLondon

KOA - LHR

KOALHR

Kona Intl

Tue 23/9

21:30-14:15

1 stop29h 45m

London Heathrow

Fri 31/10

06:30-17:44

2 stops21h 14m

£572

Kailua-KonaLondon

KOA - LHR

KOALHR

Kona Intl

Wed 24/9

23:00-07:25

1 stop21h 25m

London Heathrow

Thu 30/10

11:10-15:18

2 stops38h 08m

£586

Kailua-KonaLondon

KOA - LHR

KOALHR

Kona Intl

Thu 21/8

20:41-06:45

2 stops23h 04m

London Heathrow

Tue 9/9

06:15-17:34

2 stops22h 19m

£588

Kailua-KonaLondon

KOA - LHR

KOALHR

Kona Intl

Wed 20/8

14:59-08:00

1 stop30h 01m

London Heathrow

Tue 9/9

16:55-13:42

1 stop31h 47m

£610

Kailua-KonaLondon

KOA - LHR

KOALHR

Kona Intl

Thu 7/8

14:59-08:00

1 stop30h 01m

London Heathrow

Sun 31/8

16:55-10:47

1 stop28h 52m

£639

Kailua-KonaLondon

KOA - LHR

KOALHR

Kona Intl

Tue 23/9

13:30-09:35

2 stops33h 05m

London Heathrow

Tue 28/10

14:30-11:36

2 stops31h 06m

£701

Kailua-KonaLondon

KOA - LHR

KOALHR

Kona Intl

Tue 23/9

23:00-22:10

2 stops36h 10m

London Heathrow

Mon 27/10

20:15-11:36

2 stops49h 21m

£729

Kailua-KonaLondon

KOA - LHR

KOALHR

Kona Intl

Mon 4/8

22:50-10:00

2 stops24h 10m

£341

Kailua-KonaLondon

KOA - LHR

KOALHR

Kona Intl

Mon 4/8

20:35-10:15

1 stop26h 40m

£344

Flights are sorted by cheapest return flights first.

Deals found on 10/7

Showing 1-10 of 13 results
1
2

Best time to book a flight from Kailua-Kona to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Kailua-Kona with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Heathrow. Reviews last updated 11 July 2025.
Check out reviews from past customers who have flown with Delta, KLM, andUnited Airlines from Kailua-Kona to London Heathrow Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very Good
7,951 reviews
Check prices

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very Good
7,951 reviews
Delta
8.0
Very Good
7,951 reviews
Check prices

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,372 reviews
Delta
8.0
Very Good
7,951 reviews
Check prices

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,848 reviews
Delta
8.0
Very Good
7,951 reviews
Check prices

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Virgin Atlantic
7.4
Good
654 reviews
Delta
8.0
Very Good
7,951 reviews
Check prices

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Air Canada
7.1
Good
9,695 reviews
Delta
8.0
Very Good
7,951 reviews
Check prices

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Kailua-Kona to Heathrow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Kailua-Kona to London Heathrow?

    Kona Intl (KOA) is the airport you will fly out of if you book a flight from Kailua-Kona to London Heathrow. You should not have trouble finding flights to London Heathrow from Kona Intl; the airport handles an average of 0 outbound flights to London Heathrow per day. You should also have plenty of airline options to choose from since 0 airlines have flights from the Kailua-Kona airport to London Heathrow. It is only a 7.7 mi journey to Kona Intl (KOA) from Kailua-Kona’s city center.

  • What are the cheapest airlines flying from Kailua-Kona to London Heathrow Airport round-trip?

    Flying on Delta is currently your cheapest option to London Heathrow Airport, with prices starting at £553. Additional return tickets that might be worth considering are offered by KLM and United Airlines, with the lowest prices starting at £572 and £586, respectively.

  • What are the cheapest airlines to fly from Kailua-Kona to London Heathrow Airport one-way?

    To fly one-way, consider booking your trip with Air Canada, which is currently one of the cheapest options available, starting at £341. Virgin Atlantic flights start at £344 while deals on United Airlines start at £423 one-way.

  • Can I find deals for flights from Kailua-Kona to Heathrow that include hotel bookings?

    Yes. In addition to deals on Kailua-Kona to Heathrow flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Kailua-Kona to Heathrow?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Kailua-Kona to Heathrow.

  • Can I find deals for business class flights from Kailua-Kona to Heathrow?

    Yes. Cheapflights offers flight deals from Kailua-Kona to Heathrow by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Kailua-Kona to London Heathrow Airport?

    Currently, January is the cheapest month in which you can book a flight from Kailua-Kona to London Heathrow Airport (average of £112). Flying from Kailua-Kona to London Heathrow Airport in August is currently the most expensive (average of £164). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Kailua-Kona?

Book flights to Kailua-Kona if you plan to visit one of these locations
Hounslow
Croydon
Milton Keynes
Deal
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Gatwick
Slough
Luton
Wembley
Crawley
Eastbourne
Ilford
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Ipswich
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Watford
Winchester
Swindon
Maidstone

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Alternative routes for Kailua-Kona to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.
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