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Portsmouth

$1,112+ Cheap flights from The Big Island to Portsmouth, England

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 3/5. Fares are subject to change and may not be available on all flights or dates of travel.
KOA — LHR
Nov 1 — Nov 81
Sat 11/1
Sat 11/8
1 adult, Economy
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Cheap flight deals from The Big Island to Portsmouth

Keep the following information in mind while searching for The Big Island to Portsmouth flight deals. Data was last updated October 2, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,112
(Delta)
Provider with most accurate pricing for Hilo Intl-London (LON) flight deals.
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Provider most trusted by Cheapflights users for Hilo Intl-London (LON) flights.
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From The Big Island to Portsmouth
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Find flight deals from The Big Island to Portsmouth

Best flights from The Big Island to Portsmouth
Discover carefully curated flight deals from The Big Island to Portsmouth that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 2, 2025.

This Delta deal was found by Cheapflights users on 9/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/59:55 pmKOA - SOU
2 stops33h 05mDelta
Mon 3/98:50 amSOU - KOA
2 stops44h 00mDelta
Deal found 9/30$1,112
This KLM deal was found by Cheapflights users on 10/1. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/59:55 pmKOA - SOU
2 stops33h 05mKLM
Mon 3/98:50 amSOU - KOA
2 stops42h 59mKLM
Deal found 10/1$1,166

Cheapflights Fare Finder

 
Customize your flight search to find flights from The Big Island to Portsmouth 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 October 2, 2025.
Use the filters below to find and compare flights from The Big Island to Portsmouth that are best for you.

Fly from

The Big Island

Fly to

Portsmouth

Route

Depart

Return

Price

Kailua-KonaSouthampton

KOA - SOU

KOASOU

Kona Intl

Thu 3/5

9:55 pm-5:00 pm

2 stops33h 05m

Southampton Eastleigh

Mon 3/9

8:50 am-6:50 pm

2 stops44h 00m

$1,112

Kailua-KonaSouthampton

KOA - SOU

KOASOU

Kona Intl

Thu 3/5

9:55 pm-5:00 pm

2 stops33h 05m

Southampton Eastleigh

Mon 3/9

8:50 am-5:49 pm

2 stops42h 59m

$1,166

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/30

Best time to book a flight from The Big Island to Portsmouth

Have a flexible travel schedule? Discover the best time to fly to Portsmouth from The Big Island 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.

Cheapflights Insights

Everything you need to know about your flight from The Big Island to Portsmouth

What is the cheapest time of day to fly from FUI to P0R?

Find hourly flight availability from The Big Island to Portsmouth. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 2, 2025.

When flying from The Big Island to Portsmouth, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Related info for your journey

Find useful and relevant information for your journey from The Big Island to Portsmouth. 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 The Big Island to Portsmouth?

    A quick flight from The Big Island to Portsmouth can take about 33h 05m. Delta provides one of the quickest options available for as low as $1,112. The distance between The Big Island and Portsmouth is about 7311 mi.

  • Can I find deals for flights from The Big Island to Portsmouth that include hotel bookings?

    Yes. In addition to deals on The Big Island to Portsmouth flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from The Big Island to Portsmouth?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from The Big Island to Portsmouth.

  • Can I find deals for business class flights from The Big Island to Portsmouth?

    Yes. Cheapflights offers flight deals from The Big Island to Portsmouth 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 The Big Island to Portsmouth?

    Currently, November is the cheapest month in which you can book a flight from The Big Island to Portsmouth (average of $661). Flying from The Big Island to Portsmouth in June is currently the most expensive (average of $1,096). 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.

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Top 2 airlines flying from The Big Island to Portsmouth

Discover the top 2 airlines that operate flights from The Big Island to Portsmouth. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$629Average$975FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$882Average$990FlexibilityNo cancel feeOn-time69%

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