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$533+ 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 3/6. Fares are subject to change and may not be available on all flights or dates of travel.
LIH — LHR
Jan 22 — Jan 291
Thu 1/22
Thu 1/29
1 adult, Economy
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Cheap flight deals from Kaua'i to Heathrow

Best flights from Kaua'i to Heathrow
Discover carefully curated flight deals from Kaua'i to Heathrow that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 23, 2025.

This United Airlines deal was found by Cheapflights users on 12/20. 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.
Thu 2/1911:59 pmLIH - LHR
1 stop21h 26mUnited Airlines
Mon 2/231:45 pmLHR - LIH
1 stop18h 59mUnited Airlines
Deal found 12/20$906
This WestJet deal was found by Cheapflights users on 12/21. 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 WestJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/2511:50 pmLIH - LHR
2 stops51h 00mWestJet
Sat 2/282:50 pmLHR - LIH
2 stops41h 52mWestJet
Deal found 12/21$1,276
This Gurufare deal was found by Cheapflights users on 12/21. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/252:25 pmLIH - LHR
1 stop31h 00mLufthansa
Sat 2/286:35 amLHR - LIH
2 stops26h 09mLufthansa
Deal found 12/21$1,815

Find 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 December 23, 2025.

Round-trip from

$906
(United Airlines)

One-way from

$533
(Kiwi.com)

Popular in

June

Cheapest in

November

Average price

$1,493
From Kaua'i to London Heathrow
Search Deals
One-way flight from Kaua'i to London Heathrow
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($199 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($44 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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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 December 23, 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

Thu 2/19

11:59 pm-7:25 am

1 stop21h 26m

London Heathrow

Mon 2/23

1:45 pm-10:44 pm

1 stop18h 59m

$906

LihueLondon

LIH - LHR

LIHLHR

Lihue

Wed 2/25

11:50 pm-12:50 pm

2 stops51h 00m

London Heathrow

Sat 2/28

2:50 pm-10:42 pm

2 stops41h 52m

$1,276

LihueLondon

LIH - LHR

LIHLHR

Lihue

Wed 2/25

2:25 pm-7:25 am

1 stop31h 00m

London Heathrow

Sat 2/28

6:35 am-10:44 pm

2 stops26h 09m

$1,815

LihueLondon

LIH - LHR

LIHLHR

Lihue

Fri 3/6

11:50 pm-12:50 pm

3 stops27h 00m

$533

LihueLondon

LIH - LHR

LIHLHR

Lihue

Fri 3/6

9:20 pm-10:30 am

1 stop27h 10m

$543

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/22

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 $906, United Airlines can have you in London Heathrow Airport from Kaua'i in 21h 26m. 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.

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
Ilford
Hounslow
Southend-on-Sea
Harrow
Eastleigh
Dartford
Dover
Winchester
Croydon
Hayes
Orpington
Northampton
Watford
Borehamwood
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Aylesbury
Chipping Norton
Horley
Kingston upon Thames
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