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Cheap flights from Portsmouth to O'ahu from £1,465

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 29/3. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — HNL
17 Mar — 24 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Portsmouth to O'ahu

Enter your travel dates to find the best prices.

Cheapest flights from Portsmouth to O'ahu
Explore the most affordable flight options available from Portsmouth to O'ahu. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 February 2026.

Sun 29/317:05
SOU
-
HNL
2 stops40h 38m
Multiple Airlines
Sun 5/416:05
HNL
-
SOU
2 stops40h 25m
Multiple Airlines
Deal found 12/2£1,465

Find flight deals from Portsmouth to O'ahu

Keep the following information in mind while searching for Portsmouth to O'ahu flight deals. Data was last updated 15 February 2026.

Round-trip from

£1,465

Popular in

July

Cheapest in

November

Average price

£1,069
29/3-5/4
  • 29/3-5/4
  • 4 total stops
  • 81h 03m total
  • Portsmouth to O'ahu
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (£86 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£17 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 O'ahu 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 15 February 2026.
Use the filters below to find and compare flights from Portsmouth to O'ahu that are best for you.

Fly from

Portsmouth

Fly to

O'ahu

Route

Depart

Return

Price

SouthamptonHonolulu

SOU - HNL

SOUHNL

Southampton Eastleigh

Sun 29/3

17:05-22:43

2 stops40h 38m

Honolulu

Sun 5/4

16:05-19:30

2 stops40h 25m

£1,465

Flights are sorted by cheapest return flights first.

Deals found on 12/2

Best time to book a flight from Portsmouth to O'ahu

Have a flexible travel schedule? Discover the best time to fly to O'ahu 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 O'ahu

What is the cheapest month to book a flight from Portsmouth to O'ahu?

Currently, September is the cheapest month in which you can book a flight from Portsmouth to O'ahu (average of £215). Flying from Portsmouth to O'ahu in December is currently the most expensive (average of £607). 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.

Related info for your journey

Find useful and relevant information for your journey from Portsmouth to O'ahu. 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 O'ahu that include hotel bookings?

    Yes. In addition to deals on Portsmouth to O'ahu flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Portsmouth to O'ahu?

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

  • Can I find deals for business class flights from Portsmouth to O'ahu?

    Yes. Cheapflights offers flight deals from Portsmouth to O'ahu 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 Portsmouth to O'ahu?

    Currently, September is the cheapest month in which you can book a flight from Portsmouth to O'ahu (average of £215). Flying from Portsmouth to O'ahu in December is currently the most expensive (average of £607). 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

Browse thousands of different options on Cheapflights for your next trip

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Top 10 airlines flying from Portsmouth to O'ahu

Discover the top 10 airlines that operate flights from Portsmouth to O'ahu. 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 15 February 2026.
AirlineCheapestAverageFlexibilityOn-time
Hawaiian AirlinesCheapest£172Average£248FlexibilityNo cancel feeOn-time85%
Search Hawaiian Airlines flights
American AirlinesCheapest£226Average£407FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
FinnairCheapest£318Average£1,097FlexibilityNo cancel feeOn-time76%
Search Finnair flights
Virgin AtlanticCheapest£363Average£1,085FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
British AirwaysCheapest£364Average£1,131FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Scandinavian AirlinesCheapest£402Average£788FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
WestJetCheapest£598Average£782FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Japan AirlinesCheapest£949Average£1,183FlexibilityNo cancel feeOn-time79%
Search Japan Airlines flights
United AirlinesCheapest£971Average£1,201FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapest£978Average£1,254FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Portsmouth to O'ahu?

When you search for this flight from Portsmouth to O'ahu, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Portsmouth to O'ahu?

Cheapflights helps you find that perfect flight to O'ahu from Portsmouth by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Portsmouth to O'ahu with no change fees?

Yes! Cheapflights helps users easily find flights from Portsmouth to O'ahu with no change fees.

Can Cheapflights notify me if prices for flights from Portsmouth to O'ahu become cheaper?

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

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