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

£389 is the cheapest one-way deal found within the past few days, from Air Canada. You may also be able to find cheap deals on Delta and Lufthansa, with prices starting from £409 and £4,900, respectively.

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

Currently, January is the cheapest month in which you can book a flight from Kaua'i to London Heathrow Airport (average of £112). Flying from Kaua'i to London Heathrow Airport in August is currently the most expensive (average of £164). 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.

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

January can be a great time to fly to London Heathrow Airport from Kaua'i with a flight ticket averaging about £809. Cheapflights users have found deals in the month of January for as cheap as £614. The most expensive prices can be found in the month of June.

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

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

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 holiday 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.

£389+ Flights from Kaua'i to London Heathrow Airport

Cheap flight deals from Kaua'i to Heathrow

Round-trip from	£656
One-way from	£389
Popular in	June
Cheapest in	January
Average price	£1,185

Scandinavian Airlines
4/9-8/9
4 total stops
72h 03m total
Kaua'i to London

Search Deals

Air Canada
10/10
2 total stops
54h 10m total
Kaua'i to London

Search Deals

Highest demand for flights based on searches. 15% potential increase in price (£109 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease (£29 potential savings vs. average return price).

Search Deals

Average for round-trip flights in June 2025

Search Deals

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 17 giugno 2025.

gio 4/921:40LIH - LHR

2 stops48h 40mScandinavian Airlines

lun 8/906:40LHR - LIH

2 stops23h 23mScandinavian Airlines

Deal found 16/6£656

lun 22/922:30LIH - LHR

1 stop21h 20mMultiple Airlines

mer 22/1009:50LHR - LIH

1 stop22h 41mMultiple Airlines

Deal found 15/6£701

lun 22/923:10LIH - LHR

2 stops24h 30mUnited Airlines

mer 22/1016:15LHR - LIH

2 stops30h 50mUnited Airlines

Deal found 16/6£704

gio 31/713:13LIH - LHR

3 stops30h 22mAir Canada

gio 7/812:05LHR - LIH

3 stops34h 53mAir Canada

Deal found 16/6£1,527

Best flights from Kaua'i to Heathrow
Discover carefully curated flight deals from Kaua'i to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 17 giugno 2025.

gio 4/921:40LIH - LHR

2 stops48h 40mScandinavian Airlines

lun 8/906:40LHR - LIH

2 stops23h 23mScandinavian Airlines

Deal found 16/6£656

lun 22/922:30LIH - LHR

1 stop21h 20mMultiple Airlines

mer 22/1009:50LHR - LIH

1 stop22h 41mMultiple Airlines

Deal found 16/6£701

lun 22/923:10LIH - LHR

2 stops24h 30mUnited Airlines

mer 22/1016:15LHR - LIH

2 stops30h 50mUnited Airlines

Deal found 16/6£704

gio 31/713:13LIH - LHR

3 stops30h 22mAir Canada

gio 7/812:05LHR - LIH

3 stops34h 53mAir Canada

Deal found 16/6£1,527

Last-minute flights from Kaua'i to Heathrow
Discover last-minute flight deals from Kaua'i to Heathrow. Data last updated 17 giugno 2025 and is based on user searches.

gio 31/723:10LIH - LHR

1 stop21h 15mUnited Airlines

gio 7/813:05LHR - LIH

1 stop18h 20mUnited Airlines

Deal found 16/6£797

gio 31/713:13LIH - LHR

3 stops30h 22mAir Canada

gio 7/812:05LHR - LIH

3 stops34h 53mAir Canada

Deal found 16/6£1,527

One-way flights from Kaua'i to Heathrow
Search for one-way flight options from Kaua'i to Heathrow. Find affordable one-way fares based on user searches. Data last updated 17 giugno 2025.

ven 10/1013:20LIH - LHR

2 stops54h 10mAir Canada

Deal found 15/6£389

ven 10/1021:45LIH - LHR

1 stop26h 35mDelta

Deal found 16/6£409

lun 23/618:59LIH - LHR

3 stops54h 06mMultiple Airlines

Deal found 16/6£567

lun 23/622:58LIH - LHR

1 stop24h 27mLufthansa

Deal found 16/6£4,900

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

LihueLondon

LIH - LHR

LIHLHR

Lihue

gio 4/9

21:40-09:20

2 stops48h 40m

London Heathrow

lun 8/9

06:40-19:03

2 stops23h 23m

£656

LihueLondon

LIH - LHR

LIHLHR

Lihue

lun 22/9

22:30-06:50

1 stop21h 20m

London Heathrow

mer 22/10

09:50-21:31

1 stop22h 41m

£701

LihueLondon

LIH - LHR

LIHLHR

Lihue

lun 22/9

23:10-10:40

2 stops24h 30m

London Heathrow

mer 22/10

16:15-12:05

2 stops30h 50m

£704

LihueLondon

LIH - LHR

LIHLHR

Lihue

gio 31/7

13:13-06:35

3 stops30h 22m

London Heathrow

gio 7/8

12:05-11:58

3 stops34h 53m

£1,527

LihueLondon

LIH - LHR

LIHLHR

Lihue

ven 10/10

13:20-06:30

2 stops54h 10m

£389

LihueLondon

LIH - LHR

LIHLHR

Lihue

ven 10/10

21:45-11:20

1 stop26h 35m

£409

LihueLondon

LIH - LHR

LIHLHR

Lihue

lun 23/6

18:59-12:05

3 stops54h 06m

£567

LihueLondon

LIH - LHR

LIHLHR

Lihue

lun 23/6

22:58-10:25

1 stop24h 27m

£4,900

Flights are sorted by cheapest return flights first.

Deals found on 16/6

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 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 Heathrow Airport

Rainfall in Heathrow by month

In terms of precipitation, rainfall in London Heathrow Airport ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London Heathrow Airport when rainfall is around 40.0 mm.

Temperature in Heathrow 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 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

Reviews of airlines servicing Heathrow

Delta

8.0

Very Good

7,963 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

7,963 reviews

Delta

8.0

Very Good

7,963 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

8,801 reviews

Delta

8.0

Very Good

7,963 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

1,393 reviews

Delta

8.0

Very Good

7,963 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

9,563 reviews

Delta

8.0

Very Good

7,963 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!

Lufthansa

6.8

Okay

7,152 reviews

Delta

8.0

Very Good

7,963 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 Kaua'i to London Heathrow Airport one-way?
£389 is the cheapest one-way deal found within the past few days, from Air Canada. You may also be able to find cheap deals on Delta and Lufthansa, with prices starting from £409 and £4,900, respectively.
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 holiday 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, January is the cheapest month in which you can book a flight from Kaua'i to London Heathrow Airport (average of £112). Flying from Kaua'i to London Heathrow Airport in August is currently the most expensive (average of £164). 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

Milton Keynes

Hounslow

Croydon

Deal

Northampton

Gatwick

Luton

Slough

Wembley

Crawley

Eastbourne

Ilford

Watford

Hayes

Southend-on-Sea

Ipswich

Winchester

Folkestone

Maidstone

Swindon

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

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 Heathrow from Kaua'i today with Cheapflights!

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Kaua'i to Heathrow for you. Better yet — we are completely free to use.

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

Certainly. Search results for flights to Heathrow from Kaua'i 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 Kaua'i to Heathrow become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Heathrow from Kaua'i today and book when prices fit your budget.

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Cheap flights from Kaua'i to London Heathrow Airport from £389

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

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 17 giugno 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Kaua'i to Heathrow

Cheapest flights from Kaua'i to HeathrowExplore 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 17 giugno 2025.

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 17 giugno 2025.

Cheapflights Fare Finder

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

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.

Cheapflights Insights

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

Rainfall in Heathrow by month

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

Temperature in Heathrow by month

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

Reviews of airlines servicing Heathrow

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.

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

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

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

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

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

Travelling to a place near 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 Kaua'i to Heathrow

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 Kaua'i to Heathrow?

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

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

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

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Book with Flexibility

Travel Smart

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 17 giugno 2025.