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Cheap flights from London to Kaua'i from £630

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 8/6. Fares are subject to change and may not be available on all flights or dates of travel.
LON — LIH
18 May — 25 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from London to Kaua'i

Enter your travel dates to find the best prices.

Cheapest flights from London to Kaua'i
Explore the most affordable flight options available from London to Kaua'i. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 April 2026.

Sun 13/1220:35
LHR
-
LIH
2 stops36h 21m
Multiple Airlines
Sun 20/1223:31
LIH
-
LHR
2 stops25h 19m
Multiple Airlines
Deal found 13/4£1,012
Thu 7/516:15
LHR
-
LIH
2 stops30h 31m
United Airlines
Mon 11/519:35
LIH
-
LHR
2 stops29h 20m
United Airlines
Deal found 17/4£1,249
Mon 27/717:00
LHR
-
LIH
2 stops28h 16m
Multiple Airlines
Sun 9/822:28
LIH
-
LHR
1 stop29h 37m
Multiple Airlines
Deal found 13/4£1,252
Tue 14/414:10
LHR
-
LIH
2 stops31h 50m
Multiple Airlines
Tue 21/414:07
LIH
-
LHR
1 stop33h 08m
Multiple Airlines
Deal found 13/4£1,260
Sun 13/1207:40
LHR
-
LIH
2 stops39h 08m
United Airlines
Sun 20/1223:50
LIH
-
LHR
1 stop21h 35m
United Airlines
Deal found 13/4£1,289
Mon 27/717:00
LHR
-
LIH
2 stops27h 43m
Alaska Airlines
Sun 9/822:28
LIH
-
LHR
1 stop29h 37m
Alaska Airlines
Deal found 14/4£1,388
Sun 13/1211:55
LGW
-
LIH
2 stops21h 01m
Multiple Airlines
Sun 20/1223:31
LIH
-
LGW
2 stops25h 24m
Multiple Airlines
Deal found 13/4£1,457
Sun 13/1213:15
LCY
-
LIH
2 stops32h 59m
Multiple Airlines
Sun 20/1223:31
LIH
-
LCY
2 stops31h 59m
Multiple Airlines
Deal found 13/4£1,536
Tue 14/420:15
LCY
-
LIH
2 stops32h 25m
KLM
Tue 21/420:20
LIH
-
LCY
2 stops26h 10m
KLM
Deal found 13/4£1,575
Tue 14/407:00
LGW
-
LIH
2 stops40h 32m
Multiple Airlines
Tue 21/422:29
LIH
-
LGW
2 stops37h 01m
Multiple Airlines
Deal found 13/4£1,991

Find flight deals from London to Kaua'i

Keep the following information in mind while searching for London to Kaua'i flight deals. Data was last updated 18 April 2026.

Round-trip from

£1,249

One-way from

£630
United Airlines
  • United Airlines
  • 7/5-11/5
  • 4 total stops
  • 59h 51m total
  • London to Kaua'i
Search Deals
8/6
  • 8/6
  • 3 total stops
  • 49h 26m total
  • London to Kaua'i
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from London 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 18 April 2026.
Use the filters below to find and compare flights from London to Kaua'i that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonLihue

LHR - LIH

LHRLIH

London Heathrow

Thu 7/5

16:15-11:46

2 stops30h 31m

Lihue

Mon 11/5

19:35-11:55

2 stops29h 20m

£1,249

LondonLihue

LHR - LIH

LHRLIH

London Heathrow

Mon 27/7

17:00-10:16

2 stops28h 16m

Lihue

Sun 9/8

22:28-15:05

1 stop29h 37m

£1,252

LondonLihue

LHR - LIH

LHRLIH

London Heathrow

Mon 27/7

17:00-09:43

2 stops27h 43m

Lihue

Sun 9/8

22:28-15:05

1 stop29h 37m

£1,388
Fastest return journey

LondonLihue

LHR - LIH

LHRLIH

London Heathrow

Mon 27/7

10:35-19:42

1 stop20h 07m

Lihue

Sun 9/8

22:44-11:10

1 stop25h 26m

£1,589
Cheapest one-way

LondonLihue

LHR - LIH

LHRLIH

London Heathrow

Mon 8/6

21:25-11:51

3 stops49h 26m

£630

LondonLihue

LGW - LIH

LGWLIH

London Gatwick

Sat 4/7

13:05-15:38

2 stops37h 33m

£646

LondonLihue

LGW - LIH

LGWLIH

London Gatwick

Fri 3/7

13:05-15:38

2 stops37h 33m

£729

LondonLihue

LHR - LIH

LHRLIH

London Heathrow

Fri 3/7

08:30-09:43

2 stops36h 13m

£734

LondonLihue

LHR - LIH

LHRLIH

London Heathrow

Sat 25/7

21:25-11:51

3 stops49h 26m

£743

LondonLihue

LGW - LIH

LGWLIH

London Gatwick

Sat 25/7

19:20-11:51

3 stops51h 31m

£746

Flights are sorted by cheapest return flights first.

Deals found on 15/4

Showing 1-10 of 19 resultsSorted by cheapest first
1
2

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

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

    For as low as £1,249, United Airlines can have you in Kaua'i from London in 30h 31m. The distance between London and Kaua'i is about 7198 mi.

  • What are the most popular routes from London to Kaua'i?

    Most travelers choose London Heathrow - Lihue, London Gatwick - Lihue or London City - Lihue when deciding on the best route from London to Kaua'i.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from London 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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Deals for London to Kaua'i flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from London to Kaua'i.

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

Yes, we can. To see specific flights from London to Kaua'i with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Of course! You can now track prices for flights from London to Kaua'i and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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