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Cheap flights from London Heathrow Airport to Kaua'i from £891

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 19/1. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — LIH
7 Dec — 14 Dec1
1 adult
1 adult, Economy, 0 bags

Find flight deals from Heathrow to Kaua'i

Enter your travel dates to find the best prices.

Cheapest flights from Heathrow to Kaua'i
Explore the most affordable flight options available from Heathrow to Kaua'i. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 7 November 2025.

Sat 22/1110:05LHR - LIH
1 stop22h 11mMultiple Airlines
Wed 26/1114:15LIH - LHR
2 stops30h 15mMultiple Airlines
Deal found 6/11£1,178
Sat 22/1113:45LHR - LIH
1 stop18h 31mLufthansa
Wed 26/1114:31LIH - LHR
1 stop30h 54mLufthansa
Deal found 6/11£1,182
Sat 22/1107:40LHR - LIH
2 stops24h 36mUnited Airlines
Wed 26/1120:30LIH - LHR
2 stops24h 10mUnited Airlines
Deal found 6/11£1,382
Sat 20/1217:20LHR - LIH
1 stop36h 34mVirgin Atlantic
Sat 27/1221:20LIH - LHR
1 stop27h 10mVirgin Atlantic
Deal found 5/11£1,572
Sat 20/1215:05LHR - LIH
1 stop36h 55mKLM
Sat 27/1222:43LIH - LHR
2 stops32h 17mKLM
Deal found 5/11£1,670
Sat 20/1207:40LHR - LIH
2 stops25h 04mUnited Airlines
Sat 27/1221:35LIH - LHR
2 stops28h 25mUnited Airlines
Deal found 5/11£2,174

Cheap flight deals from Heathrow to Kaua'i

Keep the following information in mind while searching for Heathrow to Kaua'i flight deals. Data was last updated 7 November 2025.

Round-trip from

£891

Popular in

July

Cheapest in

January

Average price

£1,298
19/1-18/2
  • 19/1-18/2
  • 4 total stops
  • 55h 51m total
  • London to Kaua'i
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (£112 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£14 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Heathrow to Kaua'i 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 7 November 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Kaua'i that are best for you.

Fly from

Heathrow

Fly to

Kaua'i

Route

Depart

Return

Price

LondonLihue

LHR - LIH

LHRLIH

London Heathrow

Mon 19/1

08:30-22:41

2 stops24h 11m

Lihue

Wed 18/2

22:10-15:50

2 stops31h 40m

£891

LondonLihue

LHR - LIH

LHRLIH

London Heathrow

Mon 19/1

07:40-12:54

2 stops39h 14m

Lihue

Wed 18/2

14:25-06:40

3 stops30h 15m

£1,085

LondonLihue

LHR - LIH

LHRLIH

London Heathrow

Mon 19/1

17:20-18:31

1 stop35h 11m

Lihue

Wed 18/2

21:31-10:55

1 stop27h 24m

£1,098

LondonLihue

LHR - LIH

LHRLIH

London Heathrow

Sat 22/11

10:05-22:16

1 stop22h 11m

Lihue

Wed 26/11

14:15-06:30

2 stops30h 15m

£1,178

LondonLihue

LHR - LIH

LHRLIH

London Heathrow

Sat 22/11

07:40-22:16

2 stops24h 36m

Lihue

Wed 26/11

20:30-06:40

2 stops24h 10m

£1,382

LondonLihue

LHR - LIH

LHRLIH

London Heathrow

Sat 20/12

17:20-19:54

1 stop36h 34m

Lihue

Sat 27/12

21:20-10:30

1 stop27h 10m

£1,572

LondonLihue

LHR - LIH

LHRLIH

London Heathrow

Sat 20/12

15:05-18:00

1 stop36h 55m

Lihue

Sat 27/12

22:43-17:00

2 stops32h 17m

£1,670

LondonLihue

LHR - LIH

LHRLIH

London Heathrow

Sat 20/12

10:05-22:44

1 stop22h 39m

Lihue

Sat 27/12

23:59-07:25

1 stop21h 26m

£2,174

LondonLihue

LHR - LIH

LHRLIH

London Heathrow

Thu 5/3

20:35-22:15

3 stops59h 40m

£1,707

Flights are sorted by cheapest return flights first.

Deals found on 4/11

Best time to book a flight from Heathrow to Kaua'i

Have a flexible travel schedule? Discover the best time to fly to Kaua'i from Heathrow 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.

Cheapflights Insights

Everything you need to know about your flight from London Heathrow Airport to Kaua'i

What is the cheapest time of day to fly from LHR to FUS?

Find hourly flight availability from Heathrow to Kaua'i. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 7 November 2025.

It’s optimal to fly from London Heathrow Airport to Kaua'i in the afternoon. By choosing this option you can save up to 44% on the cost of your flight, compared to a flight at midday.

Related info for your journey

Find useful and relevant information for your journey from Heathrow to Kaua'i. 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 London Heathrow Airport to Kaua'i?

    For as low as £1,098, United Airlines can have you in Kaua'i from London Heathrow Airport in 35h 11m. The distance between London Heathrow Airport and Kaua'i is about 7198 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

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

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

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

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

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

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How does Cheapflights help users find flights from Heathrow to Kaua'i?

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Why should you use Cheapflights to find cheap flight tickets from Heathrow to Kaua'i?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Kaua'i from Heathrow.

Can Cheapflights find flights from Heathrow to Kaua'i with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Heathrow to Kaua'i flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Heathrow to Kaua'i become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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