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Cheap flights from London Heathrow Airport to Kaua'i from £736

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 21/4. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — LIH
19 Mar — 26 Mar1
1 adult

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 14 March 2025.

Round-trip from

£736

Popular in

September

Cheapest in

November

Average price

£1,150
21/4-28/4
  • 21/4-28/4
  • 2 total stops
  • 52h 35m total
  • London to Kaua'i
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (£137 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£16 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2025
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Find flight deals from Heathrow to Kaua'i

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 14 March 2025.

Mon 21/413:35LHR - LIH
1 stop33h 05mMultiple Airlines
Mon 28/410:45LIH - LHR
1 stop19h 30mMultiple Airlines
Deal found 13/3£736
Mon 21/407:30LHR - LIH
2 stops39h 03mUnited Airlines
Mon 28/419:26LIH - LHR
2 stops29h 09mUnited Airlines
Deal found 13/3£1,093
Wed 11/607:25LHR - LIH
2 stops23h 30mLufthansa
Fri 20/622:58LIH - LHR
1 stop28h 12mLufthansa
Deal found 13/3£1,228
Tue 8/416:25LHR - LIH
1 stop35h 48mDelta
Wed 16/406:00LIH - LHR
2 stops21h 35mDelta
Deal found 13/3£1,260
Thu 10/414:10LHR - LIH
2 stops42h 20mWestJet
Fri 18/422:40LIH - LHR
2 stops26h 25mWestJet
Deal found 13/3£1,364
Mon 7/420:55LHR - LIH
2 stops31h 18mVirgin Atlantic
Sat 19/422:00LIH - LHR
1 stop25h 00mVirgin Atlantic
Deal found 13/3£1,499
Mon 7/420:55LHR - LIH
2 stops32h 59mKLM
Mon 21/420:15LIH - LHR
1 stop31h 00mKLM
Deal found 13/3£1,518

Find flights from Heathrow to Kaua'i within your budget

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 14 March 2025.

Fly from

Heathrow

Fly to

Kaua'i

Route

Depart

Return

Price

LondonLihue

LHR - LIH

LHRLIH

London Heathrow

Mon 21/4

13:35-11:40

1 stop33h 05m

Lihue

Mon 28/4

10:45-17:15

1 stop19h 30m

£736

LondonLihue

LHR - LIH

LHRLIH

London Heathrow

Mon 21/4

07:30-11:33

2 stops39h 03m

Lihue

Mon 28/4

19:26-11:35

2 stops29h 09m

£1,093

LondonLihue

LHR - LIH

LHRLIH

London Heathrow

Wed 11/6

07:25-19:55

2 stops23h 30m

Lihue

Fri 20/6

22:58-14:10

1 stop28h 12m

£1,228

LondonLihue

LHR - LIH

LHRLIH

London Heathrow

Tue 8/4

16:25-17:13

1 stop35h 48m

Lihue

Wed 16/4

06:00-14:35

2 stops21h 35m

£1,260

LondonLihue

LHR - LIH

LHRLIH

London Heathrow

Thu 10/4

14:10-21:30

2 stops42h 20m

Lihue

Fri 18/4

22:40-12:05

2 stops26h 25m

£1,364

LondonLihue

LHR - LIH

LHRLIH

London Heathrow

Mon 7/4

20:55-17:13

2 stops31h 18m

Lihue

Sat 19/4

22:00-10:00

1 stop25h 00m

£1,499

LondonLihue

LHR - LIH

LHRLIH

London Heathrow

Mon 7/4

20:55-18:54

2 stops32h 59m

Lihue

Mon 21/4

20:15-14:15

1 stop31h 00m

£1,518

Flights are sorted by cheapest return flights first.

Deals found on 13/3

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.

Travel insights for flights from Heathrow to Kaua'i

Get recent, data-driven insights about flights from Heathrow to Kaua'i including ideal travel times, pricing trends, and more.

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 14 March 2025.

When flying from London Heathrow Airport to Kaua'i, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Kaua'i by month

Plan your trip to Kaua'i by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Kaua'i ranges from 57.0 - 170.0 inches per month. January is typically the wettest month, when rainfall can reach 170.0 mm. June is typically the driest time to visit Kaua'i when rainfall is around 57.0 mm.

Temperature in Kaua'i by month

Plan your trip to Kaua'i by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Kaua'i, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 25.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 21.0 C).

Reviews of airlines servicing Kaua'i

Get insights into the airlines that provide service to Kaua'i. 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 Kaua'i. Reviews last updated 14 March 2025.
Delta
8.0
Very Good
7,944 reviews
Check prices

Food

7.3

Boarding

8.2

Crew

8.5

Comfort

8.0

Entertainment

7.9

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta
8.0
Very Good
7,944 reviews
Delta
8.0
Very Good
7,944 reviews
Check prices

Food

7.3

Boarding

8.2

Crew

8.5

Comfort

8.0

Entertainment

7.9

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

KLM
7.8
Good
1,320 reviews
Delta
8.0
Very Good
7,944 reviews
Check prices

Food

7.3

Boarding

8.2

Crew

8.5

Comfort

8.0

Entertainment

7.9

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

United Airlines
7.4
Good
8,623 reviews
Delta
8.0
Very Good
7,944 reviews
Check prices

Food

7.3

Boarding

8.2

Crew

8.5

Comfort

8.0

Entertainment

7.9

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Virgin Atlantic
7.4
Good
639 reviews
Delta
8.0
Very Good
7,944 reviews
Check prices

Food

7.3

Boarding

8.2

Crew

8.5

Comfort

8.0

Entertainment

7.9

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

WestJet
7.2
Good
2,778 reviews
Delta
8.0
Very Good
7,944 reviews
Check prices

Food

7.3

Boarding

8.2

Crew

8.5

Comfort

8.0

Entertainment

7.9

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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.

  • 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.

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Heathrow to Kaua'i

Discover the top airline that operate flights from Heathrow to Kaua'i. 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 858,174 searches. Data last updated 14 March 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest£758Average£1,376FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights

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