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Cheap flights from London Heathrow Airport to Kaua'i from £481

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 9/1. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — LIH
23 nov — 30 nov1
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 24 outubro 2025.

dom 7/1207:50LHR - LIH
2 stops37h 03mMultiple Airlines
dom 14/1223:25LIH - LHR
2 stops34h 25mMultiple Airlines
Deal found 23/10£915
dom 7/1220:25LHR - LIH
2 stops32h 08mVirgin Atlantic
dom 14/1221:50LIH - LHR
1 stop29h 00mVirgin Atlantic
Deal found 23/10£1,104
qui 6/1115:20LHR - LIH
2 stops31h 53mUnited Airlines
seg 10/1120:30LIH - LHR
2 stops23h 25mUnited Airlines
Deal found 21/10£1,132
dom 7/1210:05LHR - LIH
1 stop37h 08mLufthansa
dom 14/1214:30LIH - LHR
1 stop35h 30mLufthansa
Deal found 23/10£1,162
qui 6/1112:20LHR - LIH
1 stop17h 45mDelta
seg 10/1121:40LIH - LHR
1 stop26h 50mDelta
Deal found 21/10£1,167
dom 7/1214:50LHR - LIH
2 stops41h 56mWestJet
dom 14/1223:50LIH - LHR
3 stops27h 00mWestJet
Deal found 23/10£1,469
qui 6/1111:10LHR - LIH
3 stops35h 48mMultiple Airlines
seg 10/1120:30LIH - LHR
2 stops24h 40mMultiple Airlines
Deal found 21/10£4,331

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 24 outubro 2025.

Round-trip from

£875

One-way from

£481

Popular in

July

Cheapest in

January

Average price

£1,240
20/4-6/5
  • 20/4-6/5
  • 4 total stops
  • 60h 36m total
  • London to Kaua'i
Search Deals
9/1
  • 9/1
  • 2 total stops
  • 35h 20m total
  • London to Kaua'i
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (£108 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£13 potential savings vs. average return price).
Search Deals
Average for round-trip flights in October 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 24 outubro 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

seg 20/4

13:05-12:11

2 stops34h 06m

Lihue

seg 4/5

22:25-20:20

2 stops34h 55m

£875

LondonLihue

LHR - LIH

LHRLIH

London Heathrow

seg 20/4

13:05-12:11

2 stops34h 06m

Lihue

qua 6/5

22:25-11:55

2 stops26h 30m

£875

LondonLihue

LHR - LIH

LHRLIH

London Heathrow

dom 7/12

07:50-10:53

2 stops37h 03m

Lihue

dom 14/12

23:25-19:50

2 stops34h 25m

£915

LondonLihue

LHR - LIH

LHRLIH

London Heathrow

ter 20/1

14:50-22:46

2 stops41h 56m

Lihue

qua 4/2

23:50-12:50

2 stops27h 00m

£925

LondonLihue

LHR - LIH

LHRLIH

London Heathrow

seg 20/4

13:05-12:11

2 stops34h 06m

Lihue

ter 5/5

22:25-20:20

2 stops34h 55m

£929

LondonLihue

LHR - LIH

LHRLIH

London Heathrow

ter 20/1

08:30-12:54

2 stops38h 24m

Lihue

qua 4/2

20:30-09:40

1 stop27h 10m

£1,076

LondonLihue

LHR - LIH

LHRLIH

London Heathrow

seg 20/4

06:30-19:40

2 stops24h 10m

Lihue

seg 4/5

19:40-09:40

1 stop27h 00m

£1,095

LondonLihue

LHR - LIH

LHRLIH

London Heathrow

seg 20/4

06:30-19:40

2 stops24h 10m

Lihue

qui 7/5

19:40-07:15

2 stops24h 35m

£1,095

LondonLihue

LHR - LIH

LHRLIH

London Heathrow

seg 20/4

06:30-19:40

2 stops24h 10m

Lihue

qua 6/5

19:40-09:40

1 stop27h 00m

£1,095

LondonLihue

LHR - LIH

LHRLIH

London Heathrow

sex 9/1

09:50-11:10

2 stops35h 20m

£481

Flights are sorted by cheapest return flights first.

Deals found on 21/10

Showing 1-10 of 13 results
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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 24 outubro 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 £925, WestJet can have you in Kaua'i from London Heathrow Airport in 41h 56m. The distance between London Heathrow Airport and Kaua'i is about 7198 mi.

  • 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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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?

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