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$237+ Cheap flights from Kailua-Kona (KOA) to London (LON)

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 3/8. Fares are subject to change and may not be available on all flights or dates of travel.
KOA — LON
Dec 13 — Dec 201
Sat 12/13
Sat 12/20
1 adult, Economy
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Find flight deals from Kailua-Kona to London

Cheapest flights from Kailua-Kona to London
Explore the most affordable flight options available from Kailua-Kona to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 13, 2025.

This Delta deal was found by Cheapflights users on 11/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/258:30 pmKOA - LHR
2 stops24h 35mDelta
Wed 12/106:20 amLHR - KOA
2 stops23h 10mDelta
Deal found 11/11$593
This United Airlines deal was found by Cheapflights users on 11/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/2511:55 pmKOA - LHR
1 stop26h 05mUnited Airlines
Wed 12/109:30 amLHR - KOA
2 stops37h 36mUnited Airlines
Deal found 11/12$640
This KLM deal was found by Cheapflights users on 11/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/259:30 pmKOA - LHR
2 stops27h 15mKLM
Wed 12/105:20 pmLHR - KOA
1 stop36h 10mKLM
Deal found 11/11$645
This United Airlines deal was found by Cheapflights users on 11/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/2511:55 pmKOA - LCY
2 stops31h 45mMultiple Airlines
Wed 12/109:50 amLCY - KOA
2 stops37h 16mMultiple Airlines
Deal found 11/12$688
This Air Canada deal was found by Cheapflights users on 11/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/122:40 pmKOA - LHR
2 stops34h 40mAir Canada
Thu 1/153:00 pmLHR - KOA
2 stops31h 44mAir Canada
Deal found 11/10$692
This KLM deal was found by Cheapflights users on 11/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/129:30 pmKOA - LHR
2 stops30h 20mKLM
Thu 1/1512:20 pmLHR - KOA
1 stop40h 27mKLM
Deal found 11/10$694
This Air Canada deal was found by Cheapflights users on 11/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/2511:55 pmKOA - LHR
3 stops22h 35mMultiple Airlines
Wed 12/106:00 pmLHR - KOA
2 stops32h 18mMultiple Airlines
Deal found 11/11$763
This United Airlines deal was found by Cheapflights users on 11/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/28:55 pmKOA - LHR
2 stops26h 15mUnited Airlines
Tue 12/1612:05 pmLHR - KOA
2 stops38h 13mUnited Airlines
Deal found 11/12$775
This Delta deal was found by Cheapflights users on 11/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/229:55 pmKOA - LHR
1 stop26h 35mDelta
Tue 1/62:45 pmLHR - KOA
2 stops38h 02mDelta
Deal found 11/12$820
This United Airlines deal was found by Cheapflights users on 11/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/28:55 pmKOA - LCY
2 stops33h 45mMultiple Airlines
Tue 12/169:50 amLCY - KOA
2 stops37h 16mMultiple Airlines
Deal found 11/12$1,277
This Mytrip deal was found by Cheapflights users on 11/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/269:25 pmKOA - LGW
2 stops26h 20mMultiple Airlines
Sat 11/2911:25 amLGW - KOA
3 stops44h 29mMultiple Airlines
Deal found 11/12$1,436
This KAYAK deal was found by Cheapflights users on 11/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2211:59 pmKOA - LCY
2 stops31h 36mLufthansa
Wed 12/319:50 amLCY - KOA
2 stops35h 34mLufthansa
Deal found 11/12$1,634

Cheap flight deals from Kailua-Kona to London

Discover tips and strategies to find the most affordable flight options for your journey from Kailua-Kona (KOA) to London (LON). 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 November 13, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$593
(Delta)

One-way from

$237
(oojo)
Provider with most accurate pricing for Kona Intl-London (LON) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Kona Intl-London (LON) flights.
Search Deals
From Kona Intl to London (LON)
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One-way flight from Kona Intl to London (LON)
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Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated November 13, 2025.
Use the filters below to find and compare flights from Kailua-Kona to London that are best for you.

Fly from

Kailua-Kona

Fly to

London

Route

Depart

Return

Price

Kailua-KonaLondon

KOA - LHR

KOALHR

Kona Intl

Tue 11/25

8:30 pm-7:05 am

2 stops24h 35m

London Heathrow

Wed 12/10

6:20 am-7:30 pm

2 stops23h 10m

$593

Kailua-KonaLondon

KOA - LHR

KOALHR

Kona Intl

Tue 11/25

9:30 pm-10:45 am

2 stops27h 15m

London Heathrow

Wed 12/10

5:20 pm-7:30 pm

1 stop36h 10m

$645

Kailua-KonaLondon

KOA - LHR

KOALHR

Kona Intl

Tue 11/25

11:55 pm-7:25 am

1 stop21h 30m

London Heathrow

Wed 12/10

10:25 am-1:00 pm

2 stops36h 35m

$651

Kailua-KonaLondon

KOA - LCY

KOALCY

Kona Intl

Tue 11/25

11:55 pm-5:40 pm

2 stops31h 45m

London City

Wed 12/10

9:50 am-1:06 pm

2 stops37h 16m

$688

Kailua-KonaLondon

KOA - LHR

KOALHR

Kona Intl

Sun 3/1

6:30 pm-8:15 am

1 stop27h 45m

London Heathrow

Sun 3/8

3:25 pm-9:33 am

1 stop28h 08m

$705

Kailua-KonaLondon

KOA - LHR

KOALHR

Kona Intl

Tue 12/2

8:55 pm-9:10 am

2 stops26h 15m

London Heathrow

Tue 12/16

12:05 pm-4:18 pm

2 stops38h 13m

$775

Kailua-KonaLondon

KOA - LHR

KOALHR

Kona Intl

Mon 12/22

9:55 pm-10:30 am

1 stop26h 35m

London Heathrow

Tue 1/6

2:45 pm-6:47 pm

2 stops38h 02m

$820

Kailua-KonaLondon

KOA - LHR

KOALHR

Kona Intl

Tue 11/25

6:25 pm-6:50 am

1 stop26h 25m

London Heathrow

Wed 12/10

4:55 pm-3:10 pm

1 stop32h 15m

$888

Kailua-KonaLondon

KOA - LHR

KOALHR

Kona Intl

Mon 3/2

10:55 pm-7:25 am

1 stop22h 30m

London Heathrow

Sat 3/28

6:00 pm-11:50 am

2 stops51h 50m

$889

Kailua-KonaLondon

KOA - LCY

KOALCY

Kona Intl

Tue 12/2

8:55 pm-4:40 pm

2 stops33h 45m

London City

Tue 12/16

9:50 am-1:06 pm

2 stops37h 16m

$1,277

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/11

Showing 1-10 of 33 results
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Compare providers for flights from Kailua-Kona to London

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Kailua-Kona to London in November.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Kailua-Kona-London flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Kailua-Kona-London flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Kailua-Kona-London flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Kailua-Kona-London flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Kailua-Kona-London flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

Have a flexible travel schedule? Discover the best time to fly to London from Kailua-Kona with our price prediction graph.
Estimated round-trip 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.

Cheapflights Insights

Everything you need to know about your flight from Kailua-Kona to London

What is the cheapest time of day to fly from KOA to LON?

Find hourly flight availability from Kailua-Kona to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 13, 2025.

It’s optimal to fly from Kailua-Kona to London in the morning. By choosing this option you can save up to 34% on the cost of your flight, compared to a flight in the afternoon.

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. 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 London. Reviews last updated November 13, 2025.
Get a feel of what it's like to fly with United Airlines from Kailua-Kona to London by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,017 reviews

Overall

7.4

Boarding

7.7

Entertainment

7.1

Food

6.6

Comfort

7.3

Crew

8.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
United Airlines
7.4
Good
9,017 reviews
United Airlines
7.4
Good
9,017 reviews

Overall

7.4

Boarding

7.7

Entertainment

7.1

Food

6.6

Comfort

7.3

Crew

8.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

Related info for your journey

Find useful and relevant information for your journey from Kailua-Kona to London. 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?

    If you book a flight to London from Kailua-Kona, you will be flying from Kona Intl, which is the city’s only airport. Kona Intl (KOA) is located 7.7 mi from the center of Kailua-Kona. There are 0 flights from Kona Intl to London per day from 1 airline.

  • How long is the flight from Kailua-Kona to London?

    For as low as $651, Delta can have you in London from Kailua-Kona in 21h 30m. Airlines will cover a distance of 7294 mi. This flight may include one or multiple stops.

  • What is the cheapest airline to fly from Kailua-Kona to London round-trip?

    Cheapflights users have booked flights from Kailua-Kona to London round-trip from $882.

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

    The cheapest airlines for a one-way flight from Kailua-Kona to London are WestJet ($237), Air Canada ($394), and United Airlines ($419).

  • What are the most popular routes from Kailua-Kona to London?

    While some choose either Kona Intl - London City or Kona Intl - London Gatwick, Kona Intl - London Heathrow is the most popular route from Kailua-Kona to London.

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

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

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

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

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

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

See more FAQs

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
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Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Kailua-Kona to London

Discover the top airline that operate flights from Kailua-Kona to London. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 13, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$882Average$990FlexibilityNo cancel feeOn-time69%

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