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Cheap flights from the United Kingdom to Kaua'i from £502

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 27/8. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — LIH
24 Aug — 31 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from United Kingdom to Kaua'i

Enter your travel dates to find the best prices.

Cheapest flights from United Kingdom to Kaua'i
Explore the most affordable flight options available from United Kingdom to Kaua'i. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 25 July 2026.

Fri 4/906:30
LHR
-
LIH
3 stops35h 10m
Multiple Airlines
Fri 11/907:12
LIH
-
LHR
2 stops23h 23m
Multiple Airlines
Deal found 21/7£859
Tue 8/921:25
LHR
-
LIH
2 stops33h 49m
Multiple Airlines
Tue 15/921:35
LIH
-
LHR
2 stops35h 45m
Multiple Airlines
Deal found 25/7£860
Mon 7/921:25
LHR
-
LIH
2 stops33h 49m
Multiple Airlines
Tue 22/921:35
LIH
-
LHR
2 stops35h 45m
Multiple Airlines
Deal found 24/7£868
Mon 7/921:25
LHR
-
LIH
2 stops33h 49m
Multiple Airlines
Mon 14/921:35
LIH
-
LHR
2 stops35h 45m
Multiple Airlines
Deal found 24/7£887
Tue 8/913:00
LGW
-
LIH
2 stops42h 14m
Multiple Airlines
Tue 15/921:35
LIH
-
LGW
2 stops30h 05m
Multiple Airlines
Deal found 25/7£894
Fri 4/915:40
LGW
-
LIH
2 stops62h 43m
Multiple Airlines
Fri 11/912:47
LIH
-
LGW
2 stops38h 48m
Multiple Airlines
Deal found 21/7£908
Fri 21/815:00
LHR
-
LIH
2 stops53h 42m
Multiple Airlines
Mon 31/821:55
LIH
-
LHR
1 stop30h 40m
Multiple Airlines
Deal found 22/7£929
Mon 7/915:40
LGW
-
LIH
2 stops39h 34m
Multiple Airlines
Tue 22/921:35
LIH
-
LGW
2 stops30h 05m
Multiple Airlines
Deal found 24/7£991
Fri 21/812:50
MAN
-
LIH
2 stops32h 20m
Multiple Airlines
Mon 31/821:35
LIH
-
MAN
2 stops32h 20m
Multiple Airlines
Deal found 22/7£1,200
Sat 5/914:25
MAN
-
LIH
2 stops54h 17m
Multiple Airlines
Sat 12/912:35
LIH
-
MAN
2 stops44h 50m
Multiple Airlines
Deal found 22/7£1,203
Fri 14/810:20
LGW
-
LIH
2 stops22h 05m
Multiple Airlines
Fri 21/821:35
LIH
-
LGW
2 stops34h 10m
Multiple Airlines
Deal found 22/7£1,217
Mon 7/915:40
LGW
-
LIH
2 stops39h 34m
Multiple Airlines
Mon 14/921:35
LIH
-
LGW
2 stops30h 05m
Multiple Airlines
Deal found 24/7£1,226

Find flight deals from United Kingdom to Kaua'i

Keep the following information in mind while searching for United Kingdom to Kaua'i flight deals. Data was last updated 25 July 2026.

Round-trip from

£859

One-way from

£502

Popular in

January

Cheapest in

April

Average price

£405
4/9-11/9
  • 4/9-11/9
  • 5 total stops
  • 58h 33m total
  • United Kingdom to Kaua'i
Search Deals
27/8
  • 27/8
  • 2 total stops
  • 35h 39m total
  • United Kingdom to Kaua'i
Search Deals
Highest demand for flights based on searches. 26% potential increase in price (£322 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£38 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from United Kingdom 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 25 July 2026.
Use the filters below to find and compare flights from the United Kingdom 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

Mon 7/9

21:25-20:14

2 stops33h 49m

Lihue

Tue 22/9

21:35-20:20

2 stops35h 45m

£868

LondonLihue

LHR - LIH

LHRLIH

London Heathrow

Mon 7/9

21:25-20:14

2 stops33h 49m

Lihue

Mon 14/9

21:35-20:20

2 stops35h 45m

£887

LondonLihue

LHR - LIH

LHRLIH

London Heathrow

Tue 8/9

21:25-20:14

2 stops33h 49m

Lihue

Tue 15/9

21:35-20:20

2 stops35h 45m

£891

LondonLihue

LGW - LIH

LGWLIH

London Gatwick

Tue 8/9

13:00-20:14

2 stops42h 14m

Lihue

Tue 15/9

21:35-14:40

2 stops30h 05m

£915

LondonLihue

LGW - LIH

LGWLIH

London Gatwick

Mon 7/9

15:40-20:14

2 stops39h 34m

Lihue

Tue 22/9

21:35-14:40

2 stops30h 05m

£991

LondonLihue

LHR - LIH

LHRLIH

London Heathrow

Fri 4/9

11:40-19:23

1 stop18h 43m

Lihue

Fri 11/9

15:45-11:20

2 stops32h 35m

£1,009

LondonLihue

LHR - LIH

LHRLIH

London Heathrow

Fri 21/8

17:00-19:16

2 stops37h 16m

Lihue

Mon 31/8

21:55-09:20

2 stops48h 25m

£1,027

LondonLihue

LHR - LIH

LHRLIH

London Heathrow

Fri 14/8

15:00-09:43

2 stops53h 43m

Lihue

Fri 21/8

21:35-15:05

1 stop30h 30m

£1,077
Fastest return journey

LondonLihue

LHR - LIH

LHRLIH

London Heathrow

Mon 7/9

10:35-19:44

1 stop20h 09m

Lihue

Mon 14/9

22:48-11:10

1 stop25h 22m

£1,148

LondonLihue

LHR - LIH

LHRLIH

London Heathrow

Wed 4/11

14:45-12:09

2 stops31h 24m

Lihue

Sun 8/11

23:24-12:20

1 stop26h 56m

£1,158

Flights are sorted by cheapest return flights first.

Deals found on 25/7

Showing 1-10 of 34 resultsSorted by cheapest first
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Best time to book a flight from United Kingdom to Kaua'i

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

    For as low as £1,412, United Airlines can have you in Kaua'i from United Kingdom in 33h 39m. The distance from United Kingdom to Kaua'i is about 7203 mi. This flight may include one or multiple stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from United Kingdom 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 United Kingdom to Kaua'i?

Cheapflights makes it easy to find United Kingdom to Kaua'i flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

Cheapflights helps you find that perfect flight to Kaua'i from United Kingdom by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Certainly. Search results for flights to Kaua'i from United Kingdom shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Yes, Cheapflights offers price alerts on United Kingdom to Kaua'i flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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