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Cheap flights from Portsmouth to The Big Island from £1,066

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 24/3. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — KOA
10 Mar — 17 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Portsmouth to The Big Island

Enter your travel dates to find the best prices.

Cheapest flights from Portsmouth to The Big Island
Explore the most affordable flight options available from Portsmouth to The Big Island. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 8 February 2026.

Tue 24/312:25
SOU
-
KOA
2 stops55h 12m
Multiple Airlines
Tue 31/315:59
KOA
-
SOU
2 stops37h 36m
Multiple Airlines
Deal found 7/2£1,066

Find flight deals from Portsmouth to The Big Island

Keep the following information in mind while searching for Portsmouth to The Big Island flight deals. Data was last updated 8 February 2026.

Round-trip from

£1,066

Popular in

August

Cheapest in

February

Average price

£1,071
24/3-31/3
  • 24/3-31/3
  • 4 total stops
  • 92h 48m total
  • Portsmouth to The Big Island
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (£34 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£20 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Portsmouth to The Big Island 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 8 February 2026.
Use the filters below to find and compare flights from Portsmouth to The Big Island that are best for you.

Fly from

Portsmouth

Fly to

The Big Island

Route

Depart

Return

Price

SouthamptonKailua-Kona

SOU - KOA

SOUKOA

Southampton Eastleigh

Tue 24/3

12:25-09:37

2 stops55h 12m

Kona Intl

Tue 31/3

15:59-16:35

2 stops37h 36m

£1,066

Flights are sorted by cheapest return flights first.

Deals found on 7/2

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

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Portsmouth to The Big Island by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Portsmouth to The Big Island

Discover the top 2 airlines that operate flights from Portsmouth to The Big Island. 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 858,174 searches. Data last updated 8 February 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest£453Average£1,225FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
LufthansaCheapest£983Average£1,146FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights

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Can Cheapflights find flights from Portsmouth to The Big Island with no change fees?

Certainly. Search results for flights to The Big Island from Portsmouth 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 Portsmouth to The Big Island become cheaper?

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