What are the cheapest airlines to fly from London Heathrow Airport to Kaua'i one-way?

For one-way options, check prices for American Airlines. According to our data, you can fly for as low as £2,217. Users have also found prices from £2,225 and £2,406 on Scandinavian Airlines and Delta, respectively.

In terms of precipitation, rainfall in Kaua'i ranges from 57.0 - 170.0 inches per month. January is typically the wettest month, when rainfall can reach 170.0 mm. June is typically the driest time to visit Kaua'i when rainfall is around 57.0 mm.

If weather is an important factor for your trip to Kaua'i, 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 25.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 21.0 C).

What is the cheapest month to fly from London Heathrow Airport to Kaua'i?

Our data shows that March tends to be the cheapest month to fly to Kaua'i from London Heathrow Airport. Users have commonly found prices around £1,233 for the month, but tickets can be as low as £1,089. Due to multiple factors, prepare for potentially higher prices in August.

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

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

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

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

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

Yes. Cheapflights offers flight deals from Heathrow 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.

£602+ Flights from London Heathrow Airport to Kaua'i

Cheap flight deals from Heathrow to Kaua'i

Round-trip from	£706
One-way from	£602
Popular in	August
Cheapest in	March

25/8-8/9
3 total stops
63h 47m total
London to Kaua'i

Search Deals

10/7
3 total stops
46h 37m total
London to Kaua'i

Search Deals

Highest demand for flights based on searches. 15% potential increase in price (£159 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease (£28 potential savings vs. average return price).

Search Deals

Find flight deals from Heathrow to Kaua'i

Cheapest flights from Heathrow to Kaua'i
Explore the most affordable flight options available from Heathrow to Kaua'i. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3 July 2025.

Mon 25/811:15LHR - LIH

2 stops30h 47mMultiple Airlines

Mon 8/914:25LIH - LHR

1 stop33h 00mMultiple Airlines

Deal found 1/7£706

Mon 25/810:35LHR - LIH

1 stop20h 23mUnited Airlines

Mon 8/912:57LIH - LHR

1 stop38h 13mUnited Airlines

Deal found 1/7£825

Thu 20/1106:20LHR - LIH

2 stops24h 02mDelta

Tue 25/1122:45LIH - LHR

2 stops24h 10mDelta

Deal found 30/6£1,138

Thu 20/1110:05LHR - LIH

1 stop37h 08mLufthansa

Tue 25/1114:30LIH - LHR

1 stop35h 30mLufthansa

Deal found 30/6£1,179

Sat 16/816:55LHR - LIH

1 stop30h 17mAmerican Airlines

Sat 23/821:16LIH - LHR

1 stop28h 34mAmerican Airlines

Deal found 2/7£1,310

Best flights from Heathrow to Kaua'i
Discover carefully curated flight deals from Heathrow to Kaua'i that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 3 July 2025.

Mon 25/811:15LHR - LIH

2 stops30h 47mMultiple Airlines

Mon 8/914:25LIH - LHR

1 stop33h 00mMultiple Airlines

Deal found 1/7£706

Mon 25/810:35LHR - LIH

1 stop20h 23mUnited Airlines

Mon 8/912:57LIH - LHR

1 stop38h 13mUnited Airlines

Deal found 1/7£825

Thu 20/1106:20LHR - LIH

2 stops24h 02mDelta

Tue 25/1122:26LIH - LHR

1 stop25h 34mDelta

Deal found 30/6£1,138

Thu 20/1110:05LHR - LIH

1 stop37h 08mLufthansa

Tue 25/1114:30LIH - LHR

1 stop35h 30mLufthansa

Deal found 30/6£1,179

Sat 16/816:55LHR - LIH

1 stop30h 17mAmerican Airlines

Sat 23/821:16LIH - LHR

1 stop28h 34mAmerican Airlines

Deal found 2/7£1,310

Last-minute flights from Heathrow to Kaua'i
Discover last-minute flight deals from Heathrow to Kaua'i. Data last updated 3 July 2025 and is based on user searches.

Tue 15/712:05LHR - LIH

3 stops34h 53mAir Canada

Wed 23/713:13LIH - LHR

3 stops30h 22mAir Canada

Deal found 3/7£1,850

Thu 31/706:30LHR - LIH

2 stops23h 38mDelta

Thu 7/820:35LIH - LHR

2 stops23h 40mDelta

Deal found 2/7£1,517

Sat 16/818:35LHR - LIH

2 stops35h 28mKLM

Sat 23/821:40LIH - LHR

1 stop29h 35mKLM

Deal found 1/7£1,460

Sat 16/819:45LHR - LIH

2 stops32h 33mVirgin Atlantic

Sat 23/821:40LIH - LHR

1 stop26h 40mVirgin Atlantic

Deal found 2/7£1,461

Sat 16/812:20LHR - LIH

1 stop18h 18mLufthansa

Sat 23/823:10LIH - LHR

1 stop24h 15mLufthansa

Deal found 1/7£1,494

Sun 17/814:45LHR - LIH

1 stop32h 27mAmerican Airlines

Sun 24/813:45LIH - LHR

1 stop31h 15mAmerican Airlines

Deal found 2/7£1,217

Mon 25/811:15LHR - LIH

2 stops30h 47mMultiple Airlines

Mon 8/914:25LIH - LHR

1 stop33h 00mMultiple Airlines

Deal found 1/7£706

Mon 25/810:35LHR - LIH

1 stop20h 23mUnited Airlines

Mon 8/912:57LIH - LHR

1 stop38h 13mUnited Airlines

Deal found 1/7£825

One-way flights from Heathrow to Kaua'i
Search for one-way flight options from Heathrow to Kaua'i. Find affordable one-way fares based on user searches. Data last updated 3 July 2025.

Thu 10/710:35LHR - LIH

3 stops46h 37mMultiple Airlines

Deal found 1/7£602

Mon 7/714:15LHR - LIH

2 stops32h 32mAmerican Airlines

Deal found 1/7£2,217

Tue 8/718:40LHR - LIH

2 stops35h 28mScandinavian Airlines

Deal found 1/7£2,225

Mon 7/717:30LHR - LIH

1 stop34h 48mDelta

Deal found 1/7£2,406

Tue 8/712:05LHR - LIH

3 stops34h 53mAir Canada

Deal found 1/7£9,311

Cheapflights Fare Finder

Use the filters below to find and compare flights from London Heathrow Airport to Kaua'i that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonLihue

LHR - LIH

LHRLIH

London Heathrow

Mon 25/8

11:15-07:02

2 stops30h 47m

Lihue

Mon 8/9

14:25-10:25

1 stop33h 00m

£706

LondonLihue

LHR - LIH

LHRLIH

London Heathrow

Mon 25/8

10:35-19:58

1 stop20h 23m

Lihue

Mon 8/9

12:57-14:10

1 stop38h 13m

£825

LondonLihue

LHR - LIH

LHRLIH

London Heathrow

Thu 20/11

06:20-20:22

2 stops24h 02m

Lihue

Tue 25/11

22:26-10:00

1 stop25h 34m

£1,138

LondonLihue

LHR - LIH

LHRLIH

London Heathrow

Thu 20/11

10:05-13:13

1 stop37h 08m

Lihue

Tue 25/11

14:30-12:00

1 stop35h 30m

£1,179

LondonLihue

LHR - LIH

LHRLIH

London Heathrow

Sat 16/8

16:55-12:12

1 stop30h 17m

Lihue

Sat 23/8

21:16-12:50

1 stop28h 34m

£1,310

LondonLihue

LHR - LIH

LHRLIH

London Heathrow

Thu 10/7

10:35-22:12

3 stops46h 37m

£602

LondonLihue

LHR - LIH

LHRLIH

London Heathrow

Mon 7/7

14:15-11:47

2 stops32h 32m

£2,217

LondonLihue

LHR - LIH

LHRLIH

London Heathrow

Tue 8/7

18:40-19:08

2 stops35h 28m

£2,225

LondonLihue

LHR - LIH

LHRLIH

London Heathrow

Mon 7/7

17:30-17:18

1 stop34h 48m

£2,406

LondonLihue

LHR - LIH

LHRLIH

London Heathrow

Tue 8/7

12:05-11:58

3 stops34h 53m

£9,311

Flights are sorted by cheapest return flights first.

Deals found on 1/7

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

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

What is the cheapest time of day to fly from LHR to FUS?

When flying from London Heathrow Airport to Kaua'i, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Reviews of airlines servicing Kaua'i

Read reviews from past customers who have flown with Delta, United Airlines, andScandinavian Airlines from London Heathrow Airport to Kaua'i. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very Good

7,983 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Delta

8.0

Very Good

7,983 reviews

Delta

8.0

Very Good

7,983 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

United Airlines

7.4

Good

8,861 reviews

Delta

8.0

Very Good

7,983 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Scandinavian Airlines

7.3

Good

1,415 reviews

Delta

8.0

Very Good

7,983 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

American Airlines

7.2

Good

10,000 reviews

Delta

8.0

Very Good

7,983 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Air Canada

7.1

Good

9,678 reviews

Delta

8.0

Very Good

7,983 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

What are the cheapest airlines to fly from London Heathrow Airport to Kaua'i one-way?
For one-way options, check prices for American Airlines. According to our data, you can fly for as low as £2,217. Users have also found prices from £2,225 and £2,406 on Scandinavian Airlines and Delta, respectively.
Can I find deals for flights from Heathrow to Kaua'i that include hotel bookings?
Yes. In addition to deals on Heathrow to Kaua'i flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Heathrow to Kaua'i?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to Kaua'i.
Can I find deals for business class flights from Heathrow to Kaua'i?
Yes. Cheapflights offers flight deals from Heathrow 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

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Heathrow to Kaua'i

Heathrow to Honolulu flights

Gatwick to Honolulu flights

London City to Honolulu flights

Heathrow to Kahului flights

Heathrow to Kailua-Kona flights

London City to Kahului flights

Heathrow to Hilo flights

Gatwick to Kailua-Kona flights

Heathrow to Lihue flights

Gatwick to Lihue flights

Gatwick to Kahului flights

Gatwick to Hilo flights

London City to Lihue flights

Stansted to Honolulu flights

Heathrow to Kapalua flights

Direct flights to United States

Fly with Cheapflights

How does Cheapflights help users find flights from Heathrow to Kaua'i?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Kaua'i from Heathrow today with Cheapflights!

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

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 Kaua'i from Heathrow.

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Heathrow to Kaua'i flexibly with Cheapflights today.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

Cheap flights from London Heathrow Airport to Kaua'i from £602

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 10/7. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Heathrow to Kaua'i

Keep the following information in mind while searching for Heathrow to Kaua'i flight deals. Data was last updated 3 July 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Find flight deals from Heathrow to Kaua'i

Cheapest flights from Heathrow to Kaua'iExplore the most affordable flight options available from Heathrow to Kaua'i. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3 July 2025.

Explore the most affordable flight options available from Heathrow to Kaua'i. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3 July 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from London Heathrow Airport to Kaua'i that are best for you.

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

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

Cheapflights Insights

Everything you need to know about your flight from London Heathrow Airport to Kaua'i

What is the cheapest time of day to fly from LHR to FUS?

Find hourly flight availability from Heathrow to Kaua'i. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 3 July 2025.

Reviews of airlines servicing Kaua'i

Get insights into the airlines that provide service to Kaua'i. 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 Kaua'i. Reviews last updated 3 July 2025.

Read reviews from past customers who have flown with Delta, United Airlines, andScandinavian Airlines from London Heathrow Airport to Kaua'i. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Heathrow to Kaua'i. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What are the cheapest airlines to fly from London Heathrow Airport to Kaua'i one-way?

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

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

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Heathrow to Kaua'i

See prices for flight routes from nearby airports that may be better suited for you.

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Heathrow to Kaua'i?

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

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

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

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Heathrow to Kaua'i
Explore the most affordable flight options available from Heathrow to Kaua'i. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3 July 2025.