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Cheap flights from London to Kaua'i from £651

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 3/4. Fares are subject to change and may not be available on all flights or dates of travel.
LON — LIH
15 Mar — 22 Mar1
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 13 February 2026.

Thu 5/314:50
LHR
-
LIH
2 stops41h 52m
WestJet
Mon 9/322:50
LIH
-
LHR
2 stops28h 00m
WestJet
Deal found 11/2£977
Fri 20/213:45
LHR
-
LIH
1 stop18h 59m
United Airlines
Sun 1/323:59
LIH
-
LHR
1 stop21h 26m
United Airlines
Deal found 11/2£1,016
Sun 14/608:20
LHR
-
LIH
1 stop22h 11m
Multiple Airlines
Fri 26/613:18
LIH
-
LHR
2 stops41h 02m
Multiple Airlines
Deal found 12/2£1,024
Fri 11/921:25
LHR
-
LIH
2 stops35h 31m
Multiple Airlines
Fri 18/922:31
LIH
-
LHR
2 stops26h 24m
Multiple Airlines
Deal found 12/2£1,033
Fri 11/915:40
LGW
-
LIH
2 stops30h 34m
Multiple Airlines
Fri 18/922:31
LIH
-
LGW
2 stops29h 09m
Multiple Airlines
Deal found 12/2£1,101
Sun 14/610:20
LGW
-
LIH
2 stops22h 08m
Multiple Airlines
Fri 26/622:28
LIH
-
LGW
2 stops29h 12m
Multiple Airlines
Deal found 12/2£1,123
Thu 5/313:45
LHR
-
LIH
1 stop19h 12m
United Airlines
Mon 9/323:13
LIH
-
LHR
1 stop22h 12m
United Airlines
Deal found 12/2£1,148
Thu 26/207:40
LHR
-
LIH
2 stops25h 04m
United Airlines
Mon 2/323:59
LIH
-
LHR
2 stops19h 56m
United Airlines
Deal found 9/2£1,148
Fri 20/214:30
LHR
-
LIH
1 stop18h 12m
Multiple Airlines
Sun 1/323:50
LIH
-
LHR
1 stop26h 00m
Multiple Airlines
Deal found 9/2£1,156
Fri 3/410:00
LCY
-
LIH
2 stops22h 42m
KLM
Mon 6/420:19
LIH
-
LCY
2 stops26h 11m
KLM
Deal found 13/2£1,703
Fri 3/414:30
LGW
-
LIH
2 stops34h 32m
Multiple Airlines
Sun 5/420:59
LIH
-
LGW
2 stops36h 01m
Multiple Airlines
Deal found 13/2£1,736
Fri 3/414:30
LGW
-
LIH
2 stops34h 32m
Multiple Airlines
Mon 6/422:29
LIH
-
LGW
2 stops23h 11m
Multiple Airlines
Deal found 13/2£1,779

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 13 February 2026.

Round-trip from

£977

One-way from

£651
WestJet
  • WestJet
  • 5/3-9/3
  • 4 total stops
  • 69h 52m total
  • London to Kaua'i
Search Deals
3/4
  • 3/4
  • 3 total stops
  • 50h 11m 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 13 February 2026.
Use the filters below to find and compare flights from London to Kaua'i that are best for you.

Fly from

London

Fly to

Kaua'i

Route

Depart

Return

Price

LondonLihue

LHR - LIH

LHRLIH

London Heathrow

Thu 5/3

14:50-22:42

2 stops41h 52m

Lihue

Mon 9/3

22:50-12:50

2 stops28h 00m

£977

LondonLihue

LHR - LIH

LHRLIH

London Heathrow

Sun 14/6

08:20-19:31

1 stop22h 11m

Lihue

Fri 26/6

13:18-17:20

2 stops41h 02m

£1,024

LondonLihue

LGW - LIH

LGWLIH

London Gatwick

Sun 14/6

10:20-21:28

2 stops22h 08m

Lihue

Fri 26/6

22:28-14:40

2 stops29h 12m

£1,123

LondonLihue

LHR - LIH

LHRLIH

London Heathrow

Thu 5/3

10:05-22:57

1 stop22h 52m

Lihue

Mon 9/3

19:40-09:10

2 stops27h 30m

£1,148

LondonLihue

LHR - LIH

LHRLIH

London Heathrow

Thu 26/2

07:40-22:44

2 stops25h 04m

Lihue

Mon 2/3

23:59-05:55

2 stops19h 56m

£1,148

LondonLihue

LCY - LIH

LCYLIH

London City

Fri 3/4

10:00-21:42

2 stops22h 42m

Lihue

Mon 6/4

20:19-09:30

2 stops26h 11m

£1,703

LondonLihue

LGW - LIH

LGWLIH

London Gatwick

Fri 3/4

14:30-14:02

2 stops34h 32m

Lihue

Sun 5/4

20:59-20:00

2 stops36h 01m

£1,736

LondonLihue

LGW - LIH

LGWLIH

London Gatwick

Fri 3/4

14:30-14:02

2 stops34h 32m

Lihue

Mon 6/4

22:29-08:40

2 stops23h 11m

£1,779

LondonLihue

LCY - LIH

LCYLIH

London City

Thu 2/4

20:15-17:41

2 stops32h 26m

Lihue

Tue 7/4

20:19-09:30

2 stops26h 11m

£1,829

LondonLihue

LCY - LIH

LCYLIH

London City

Fri 3/4

10:00-21:42

2 stops22h 42m

Lihue

Tue 7/4

20:19-09:30

2 stops26h 11m

£1,860

Flights are sorted by cheapest return flights first.

Deals found on 10/2

Showing 1-10 of 17 results
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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 £1,703, WestJet can have you in Kaua'i from London in 22h 42m. The distance between London and Kaua'i is about 7203 mi. Both multi-stop and direct flights can be found to your destination and back.

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

    Most travelers choose London Heathrow - Lihue, London City - Lihue or London Gatwick - 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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