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$787+ Cheap flights from Kaua'i to Heathrow (LHR)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/22. Fares are subject to change and may not be available on all flights or dates of travel.
LIH — LHR
Mar 19 — Mar 261
Wed 3/19
Wed 3/26
1 adult, Economy
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Cheap flight deals from Kaua'i to Heathrow

Keep the following information in mind while searching for Kaua'i to Heathrow flight deals. Data was last updated March 14, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,990
(AranGrant)

Popular in

August

Cheapest in

January

Average price

$960
Provider with most accurate pricing for Lihue-London (LON) flight deals.
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Provider most trusted by Cheapflights users for Lihue-London (LON) flights.
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From Kaua'i to London Heathrow
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Highest demand for flights based on searches. 21% potential increase in price ($342 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($76 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Find flight deals from Kaua'i to Heathrow

Cheapest flights from Kaua'i to Heathrow
Explore the most affordable flight options available from Kaua'i to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 14, 2025.

This United Airlines deal was found by Cheapflights users on 3/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2210:55 pmLIH - LHR
1 stop24h 30mUnited Airlines
Wed 10/222:10 pmLHR - LIH
2 stops36h 44mUnited Airlines
Deal found 3/13$787
This American Airlines deal was found by Cheapflights users on 3/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2211:03 pmLIH - LHR
1 stop28h 37mAmerican Airlines
Wed 10/222:45 pmLHR - LIH
1 stop32h 25mAmerican Airlines
Deal found 3/13$815
This Air Canada deal was found by Cheapflights users on 3/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/221:15 pmLIH - LHR
3 stops30h 20mAir Canada
Wed 10/2212:05 pmLHR - LIH
3 stops34h 41mAir Canada
Deal found 3/13$929
This AranGrant deal was found by Cheapflights users on 3/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure AranGrant is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/201:04 pmLIH - LHR
1 stop34h 21mLufthansa
Tue 5/2712:20 pmLHR - LIH
1 stop18h 35mLufthansa
Deal found 3/13$1,990
This Scandinavian Airlines deal was found by Cheapflights users on 3/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/206:00 amLIH - LHR
3 stops24h 40mMultiple Airlines
Tue 5/2710:20 amLHR - LIH
3 stops30h 55mMultiple Airlines
Deal found 3/13$3,861

Find flights from Kaua'i to Heathrow within your budget

Customize your flight search to find flights from Kaua'i to Heathrow 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 2,558,603 searches. Data last updated March 14, 2025.

Fly from

Kaua'i

Fly to

Heathrow

Route

Depart

Return

Price

LihueLondon

LIH - LHR

LIHLHR

Lihue

Tue 5/20

1:04 pm-10:25 am

1 stop34h 21m

London Heathrow

Tue 5/27

12:20 pm-7:55 pm

1 stop18h 35m

$1,990

LihueLondon

LIH - LHR

LIHLHR

Lihue

Tue 5/20

7:42 pm-10:25 am

2 stops27h 43m

London Heathrow

Tue 5/27

10:35 am-7:55 pm

1 stop20h 20m

$1,999

LihueLondon

LIH - LHR

LIHLHR

Lihue

Tue 5/20

6:00 am-5:40 pm

3 stops24h 40m

London Heathrow

Tue 5/27

10:20 am-6:15 am

3 stops30h 55m

$3,861

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/13

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

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Kaua'i with our price prediction graph.
Estimated round-trip 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 Kaua'i to Heathrow

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

Rainfall in Heathrow by month

Plan your trip to Heathrow by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in London Heathrow Airport ranges from 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. July is typically the driest time to visit London Heathrow Airport when rainfall is around 1.6 in.

Temperature in Heathrow by month

Plan your trip to Heathrow by taking into account the average temperature totals by month.

If weather is an important factor for your trip to London Heathrow Airport, 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 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. 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 Heathrow. Reviews last updated March 14, 2025.
United Airlines
7.4
Good
8,623 reviews

Crew

8.1

Comfort

7.3

Food

6.6

Entertainment

7.1

Boarding

7.7

Overall

7.4

Reviews

1 / 20

2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

United Airlines
7.4
Good
8,623 reviews
United Airlines
7.4
Good
8,623 reviews

Crew

8.1

Comfort

7.3

Food

6.6

Entertainment

7.1

Boarding

7.7

Overall

7.4

Reviews

1 / 20

2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

Lufthansa
6.7
Okay
6,938 reviews
United Airlines
7.4
Good
8,623 reviews

Crew

8.1

Comfort

7.3

Food

6.6

Entertainment

7.1

Boarding

7.7

Overall

7.4

Reviews

1 / 20

2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

Related info for your journey

Find useful and relevant information for your journey from Kaua'i to Heathrow. 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 Kaua'i to Heathrow that include hotel bookings?

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

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

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

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

    Yes. Cheapflights offers flight deals from Kaua'i to Heathrow by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Kaua'i to London Heathrow Airport?

    Currently, November is the cheapest month in which you can book a flight from Kaua'i to London Heathrow Airport (average of $661). Flying from Kaua'i to London Heathrow Airport in June is currently the most expensive (average of $1,127). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Kaua'i?

Book flights to Kaua'i if you plan to visit one of these locations
Hounslow
Hayes
Thornton Heath
Luton
Wembley
Harrow
Horley
Canterbury
Gatwick
Milton Keynes
Dover
Orpington
Watford
Northampton
Stratford-upon-Avon
Croydon
Borehamwood
Bromley
Folkestone
Ilford

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