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$345+ Cheap flights from Kaua'i to Heathrow (LHR)

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 10/25. Fares are subject to change and may not be available on all flights or dates of travel.
LIH — LHR
Aug 31 — Sep 71
Sun 8/31
Sun 9/7
1 adult, Economy
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Cheap flight deals from Kaua'i to Heathrow

Keep the following information in mind while searching for Kaua'i to Heathrow flight deals. Data was last updated August 26, 2025.

Round-trip from

$742
(KLM)

One-way from

$345
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$841
From Kaua'i to London Heathrow
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One-way flight from Kaua'i to London Heathrow
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Highest demand for flights based on searches. 19% potential increase in price ($260 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($59 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Kaua'i to Heathrow

Cheapest flights from Kaua'i to Heathrow
Explore the most affordable flight options available from Kaua'i to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 26, 2025.

This KLM deal was found by Cheapflights users on 8/25. 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 11/259:29 pmLIH - LHR
1 stop27h 01mMultiple Airlines
Wed 12/36:20 amLHR - LIH
2 stops24h 02mMultiple Airlines
Deal found 8/25$742
This Delta deal was found by Cheapflights users on 8/24. 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 9/228:32 pmLIH - LHR
2 stops25h 43mDelta
Wed 10/226:15 amLHR - LIH
2 stops23h 50mDelta
Deal found 8/24$746
This Virgin Atlantic deal was found by Cheapflights users on 8/25. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/109:29 pmLIH - LHR
1 stop27h 01mVirgin Atlantic
Tue 11/1812:20 pmLHR - LIH
1 stop17h 44mVirgin Atlantic
Deal found 8/25$749
This American Airlines deal was found by Cheapflights users on 8/25. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/229:40 pmLIH - LHR
2 stops23h 00mMultiple Airlines
Wed 10/229:50 amLHR - LIH
1 stop22h 41mMultiple Airlines
Deal found 8/25$754
This KLM deal was found by Cheapflights users on 8/25. 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.
Sun 11/99:29 pmLIH - LHR
1 stop27h 01mKLM
Mon 11/178:25 pmLHR - LIH
2 stops33h 39mKLM
Deal found 8/25$756
This Delta deal was found by Cheapflights users on 8/25. 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.
Sun 11/162:32 pmLIH - LHR
2 stops33h 58mDelta
Wed 11/266:30 amLHR - LIH
2 stops23h 34mDelta
Deal found 8/25$766
This Delta deal was found by Cheapflights users on 8/25. 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.
Sat 11/83:20 pmLIH - LHR
2 stops33h 10mDelta
Wed 11/195:20 pmLHR - LIH
2 stops35h 22mDelta
Deal found 8/25$769
This Delta deal was found by Cheapflights users on 8/25. 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.
Sun 11/2310:44 pmLIH - LHR
2 stops28h 06mDelta
Fri 12/55:20 pmLHR - LIH
2 stops34h 07mDelta
Deal found 8/25$774
This Delta deal was found by Cheapflights users on 8/25. 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.
Sun 11/2310:44 pmLIH - LHR
1 stop26h 11mDelta
Wed 12/35:20 pmLHR - LIH
1 stop35h 03mDelta
Deal found 8/25$781
This KLM deal was found by Cheapflights users on 8/25. 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 11/269:29 pmLIH - LHR
1 stop27h 01mMultiple Airlines
Wed 12/36:20 amLHR - LIH
2 stops24h 02mMultiple Airlines
Deal found 8/25$792
This Virgin Atlantic deal was found by Cheapflights users on 8/25. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/269:29 pmLIH - LHR
2 stops25h 16mVirgin Atlantic
Wed 12/36:20 amLHR - LIH
2 stops24h 02mVirgin Atlantic
Deal found 8/25$796
This Delta deal was found by Cheapflights users on 8/25. 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.
Fri 11/710:40 pmLIH - LHR
2 stops35h 30mDelta
Tue 11/188:00 pmLHR - LIH
2 stops32h 08mDelta
Deal found 8/25$797

Cheapflights Fare Finder

 
Customize your flight search to find flights from Kaua'i 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 2,558,603 searches. Data last updated August 26, 2025.
Use the filters below to find and compare flights from Kaua'i to London Heathrow Airport that are best for you.

Fly from

Kaua'i

Fly to

Heathrow

Route

Depart

Return

Price

LihueLondon

LIH - LHR

LIHLHR

Lihue

Mon 9/22

9:40 pm-11:20 am

1 stop26h 40m

London Heathrow

Wed 10/22

6:15 am-7:05 pm

2 stops23h 50m

$742

LihueLondon

LIH - LHR

LIHLHR

Lihue

Tue 11/25

9:29 pm-10:30 am

1 stop27h 01m

London Heathrow

Thu 12/4

6:20 am-8:22 pm

2 stops24h 02m

$742

LihueLondon

LIH - LHR

LIHLHR

Lihue

Sun 11/9

9:29 pm-10:30 am

1 stop27h 01m

London Heathrow

Tue 11/18

6:20 am-8:04 pm

2 stops23h 44m

$742

LihueLondon

LIH - LHR

LIHLHR

Lihue

Tue 11/25

9:29 pm-10:30 am

1 stop27h 01m

London Heathrow

Wed 12/3

6:20 am-8:22 pm

2 stops24h 02m

$742

LihueLondon

LIH - LHR

LIHLHR

Lihue

Tue 11/11

9:29 pm-10:30 am

1 stop27h 01m

London Heathrow

Tue 11/18

6:20 am-8:04 pm

2 stops23h 44m

$742

LihueLondon

LIH - LHR

LIHLHR

Lihue

Tue 11/18

9:29 pm-10:30 am

1 stop27h 01m

London Heathrow

Wed 11/26

6:20 am-8:04 pm

2 stops23h 44m

$742

LihueLondon

LIH - LHR

LIHLHR

Lihue

Mon 11/10

9:29 pm-10:30 am

1 stop27h 01m

London Heathrow

Tue 11/18

12:20 pm-8:04 pm

1 stop17h 44m

$749

LihueLondon

LIH - LHR

LIHLHR

Lihue

Mon 11/10

11:25 pm-12:20 pm

1 stop26h 55m

London Heathrow

Tue 11/18

9:25 am-10:25 pm

1 stop23h 00m

$749

LihueLondon

LIH - LHR

LIHLHR

Lihue

Mon 9/22

9:40 pm-7:40 am

2 stops23h 00m

London Heathrow

Wed 10/22

9:50 am-9:31 pm

1 stop22h 41m

$754

LihueLondon

LIH - LHR

LIHLHR

Lihue

Sat 10/25

6:49 pm-12:50 pm

3 stops56h 01m

$345

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/25

Showing 1-10 of 19 results
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Best time to book a flight from Kaua'i to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Kaua'i 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 Kaua'i to London Heathrow Airport
No data available for this route at this time. Please check back soon.

Related info for your journey

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

  • How long is the flight from Kaua'i to London Heathrow Airport?

    For as low as $742, Delta can have you in London Heathrow Airport from Kaua'i in 26h 40m. Kaua'i and London Heathrow Airport are separated by a distance of 7198 mi.

  • Can I find deals for flights from Kaua'i to Heathrow that include hotel bookings?

    Yes. In addition to deals on Kaua'i to Heathrow flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Kaua'i to Heathrow?

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

  • Can I find deals for business class flights from Kaua'i to Heathrow?

    Yes. Cheapflights offers flight deals from Kaua'i 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 Kaua'i to London Heathrow Airport?

    Currently, November is the cheapest month in which you can book a flight from Kaua'i to London Heathrow Airport (average of $661). Flying from Kaua'i to London Heathrow Airport in June is currently the most expensive (average of $1,098). 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

Traveling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Hounslow
Hayes
Thornton Heath
Southend-on-Sea
Harrow
Canterbury
Croydon
Dartford
Dover
Stratford-upon-Avon
Orpington
Northampton
Gatwick
Borehamwood
Broadway
Aylesbury
Chelmsford
Bedford
Wembley
Folkestone

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