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Cheap flights from Kaua'i to London from £670

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 19/2. Fares are subject to change and may not be available on all flights or dates of travel.
LIH — LON
24 Jan — 31 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Kaua'i to London

Enter your travel dates to find the best prices.

Best flights from Kaua'i to London
Discover carefully curated flight deals from Kaua'i to London that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 25 December 2025.

Thu 19/220:40LIH - LHR
1 stop27h 00mUnited Airlines
Mon 23/210:05LHR - LIH
1 stop22h 39mUnited Airlines
Deal found 22/12£670
Thu 5/314:15LIH - LHR
2 stops32h 15mAir Canada
Mon 9/318:00LHR - LIH
2 stops51h 51mAir Canada
Deal found 24/12£672
Thu 5/323:19LIH - LHR
1 stop21h 51mBritish Airways
Mon 9/316:55LHR - LIH
1 stop33h 19mBritish Airways
Deal found 24/12£831
Wed 25/223:50LIH - LHR
2 stops27h 00mWestJet
Sat 28/214:50LHR - LIH
2 stops41h 52mWestJet
Deal found 24/12£952
Mon 13/422:50LIH - LHR
2 stops21h 05mMultiple Airlines
Fri 17/412:00LHR - LIH
2 stops44h 06mMultiple Airlines
Deal found 23/12£963
Thu 5/314:25LIH - LHR
2 stops37h 05mUnited Airlines
Mon 9/310:05LHR - LIH
1 stop21h 52mUnited Airlines
Deal found 24/12£674

Find flight deals from Kaua'i to London

Keep the following information in mind while searching for Kaua'i to London flight deals. Data was last updated 25 December 2025.

Round-trip from

£670

Popular in

June

Cheapest in

November

Average price

£1,105
United Airlines
  • United Airlines
  • 19/2-23/2
  • 2 total stops
  • 49h 39m total
  • Kaua'i to London
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (£108 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£24 potential savings vs. average return price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Kaua'i to London 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 December 2025.
Use the filters below to find and compare flights from Kaua'i to London that are best for you.

Fly from

Kaua'i

Fly to

London

Route

Depart

Return

Price

LihueLondon

LIH - LHR

LIHLHR

Lihue

Thu 19/2

20:40-09:40

1 stop27h 00m

London Heathrow

Mon 23/2

10:05-22:44

1 stop22h 39m

£670

LihueLondon

LIH - LHR

LIHLHR

Lihue

Thu 5/3

14:15-08:30

2 stops32h 15m

London Heathrow

Mon 9/3

18:00-11:51

2 stops51h 51m

£672

LihueLondon

LIH - LHR

LIHLHR

Lihue

Thu 5/3

14:25-13:30

2 stops37h 05m

London Heathrow

Mon 9/3

10:05-21:57

1 stop21h 52m

£674

LihueLondon

LIH - LHR

LIHLHR

Lihue

Thu 5/3

23:19-07:10

1 stop21h 51m

London Heathrow

Mon 9/3

16:55-16:14

1 stop33h 19m

£831

LihueLondon

LIH - LHR

LIHLHR

Lihue

Wed 25/2

23:50-12:50

2 stops27h 00m

London Heathrow

Sat 28/2

14:50-22:42

2 stops41h 52m

£952

LihueLondon

LIH - LHR

LIHLHR

Lihue

Mon 13/4

22:50-06:55

2 stops21h 05m

London Heathrow

Fri 17/4

12:00-21:06

2 stops44h 06m

£963

Flights are sorted by cheapest return flights first.

Deals found on 22/12

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

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

    Airlines like United Airlines and Air Canada fly from Kaua'i to London in about 27h. The time it takes to get you to your destination can typically vary by up to 5h 15m. The distance from Kaua'i to London is about 7198 mi. This flight may include one or multiple stops.

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

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

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

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

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

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

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 London from Kaua'i.

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

Need flexible booking options for your flight to London from Kaua'i? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Yes, Cheapflights offers price alerts on Kaua'i to London 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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