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Cheap flights from Cork to Portsmouth from £246

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 29/10. Fares are subject to change and may not be available on all flights or dates of travel.
ORK — LHR
16 Oct — 23 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Cork to Portsmouth

Keep the following information in mind while searching for Cork to Portsmouth flight deals. Data was last updated 16 September 2025.

Round-trip from

£246

Popular in

August

Cheapest in

March

Average price

£59
KLM
  • KLM
  • 29/10-5/11
  • 2 total stops
  • 21h 00m total
  • Cork to Portsmouth
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (£5 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£4 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 2025
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Find flight deals from Cork to Portsmouth

Cheapest flights from Cork to Portsmouth
Explore the most affordable flight options available from Cork to Portsmouth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 September 2025.

Wed 29/1017:15ORK - SOU
1 stop15h 05mKLM
Wed 5/1117:30SOU - ORK
1 stop5h 55mKLM
Deal found 14/9£246
Thu 2/1011:50ORK - SOU
2 stops20h 35mMultiple Airlines
Mon 6/1020:30SOU - ORK
1 stop27h 00mMultiple Airlines
Deal found 15/9£267
Thu 6/1117:15ORK - SOU
1 stop14h 50mKLM
Wed 12/1108:40SOU - ORK
1 stop26h 05mKLM
Deal found 15/9£300
Fri 3/1017:05ORK - SOU
1 stop15h 40mKLM
Sun 5/1018:25SOU - ORK
2 stops44h 15mKLM
Deal found 15/9£349
Fri 3/1011:00ORK - SOU
1 stop20h 55mMultiple Airlines
Sun 5/1018:25SOU - ORK
1 stop4h 00mMultiple Airlines
Deal found 15/9£356
Thu 2/1017:05ORK - SOU
1 stop15h 40mKLM
Mon 6/1017:35SOU - ORK
1 stop4h 55mKLM
Deal found 15/9£391
Sat 20/907:30ORK - SOU
1 stop5h 50mMultiple Airlines
Mon 22/920:30SOU - ORK
1 stop27h 00mMultiple Airlines
Deal found 14/9£406
Wed 1/1011:45ORK - SOU
2 stops19h 45mMultiple Airlines
Sun 5/1018:25SOU - ORK
1 stop4h 00mMultiple Airlines
Deal found 15/9£435

Cheapflights Fare Finder

 
Customise your flight search to find flights from Cork 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 858,174 searches. Data last updated 16 September 2025.
Use the filters below to find and compare flights from Cork to Portsmouth that are best for you.

Fly from

Cork

Fly to

Portsmouth

Route

Depart

Return

Price

CorkSouthampton

ORK - SOU

ORKSOU

Cork

Wed 29/10

17:15-08:20

1 stop15h 05m

Southampton Eastleigh

Wed 5/11

17:30-23:25

1 stop5h 55m

£246

CorkSouthampton

ORK - SOU

ORKSOU

Cork

Thu 2/10

11:50-08:25

2 stops20h 35m

Southampton Eastleigh

Mon 6/10

20:30-23:30

1 stop27h 00m

£267

CorkSouthampton

ORK - SOU

ORKSOU

Cork

Thu 6/11

17:15-08:05

1 stop14h 50m

Southampton Eastleigh

Wed 12/11

08:40-10:45

1 stop26h 05m

£300

CorkSouthampton

ORK - SOU

ORKSOU

Cork

Mon 10/11

06:00-08:10

1 stop26h 10m

Southampton Eastleigh

Fri 14/11

17:30-10:45

1 stop17h 15m

£300

CorkSouthampton

ORK - SOU

ORKSOU

Cork

Fri 3/10

17:05-08:45

1 stop15h 40m

Southampton Eastleigh

Sun 5/10

18:25-14:40

2 stops44h 15m

£349

CorkSouthampton

ORK - SOU

ORKSOU

Cork

Fri 3/10

11:00-07:55

1 stop20h 55m

Southampton Eastleigh

Sun 5/10

18:25-22:25

1 stop4h 00m

£356

CorkSouthampton

ORK - SOU

ORKSOU

Cork

Thu 2/10

17:05-08:45

1 stop15h 40m

Southampton Eastleigh

Mon 6/10

17:35-22:30

1 stop4h 55m

£391

CorkSouthampton

ORK - SOU

ORKSOU

Cork

Wed 1/10

11:45-07:30

2 stops19h 45m

Southampton Eastleigh

Sun 5/10

18:25-22:25

1 stop4h 00m

£435

CorkSouthampton

ORK - SOU

ORKSOU

Cork

Wed 1/10

17:05-08:45

1 stop15h 40m

Southampton Eastleigh

Sun 5/10

18:25-22:25

1 stop4h 00m

£455

Flights are sorted by cheapest return flights first.

Deals found on 14/9

Best time to book a flight from Cork to Portsmouth

Have a flexible travel schedule? Discover the best time to fly to Portsmouth from Cork 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 Cork to Portsmouth

What is the cheapest month to book a flight from Cork to Portsmouth?

Currently, January is the cheapest month in which you can book a flight from Cork to Portsmouth (average of £112). Flying from Cork to Portsmouth 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 time of day to fly from ORK to P0R?

Find hourly flight availability from Cork 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 16 September 2025.

When flying from Cork 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.

Weekly flight availability from Cork to Portsmouth

Explore weekly flight availability from Cork to Portsmouth. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 16 September 2025.

The most flights from ORK to P0R are scheduled on a Monday (15 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (15 on average).

Related info for your journey

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

  • What airport do you fly from for flights from Cork to Portsmouth?

    For a flight from Cork to Portsmouth, you will be flying from Cork. Cork (ORK) is just 4.0 mi from the center of the city. Cork is the only Cork airport and it handles 0 outbound flights to Portsmouth per day. 3 airlines have flights to Portsmouth from Cork on a regular basis.

  • How long is the flight from Cork to Portsmouth?

    A quick flight from Cork to Portsmouth can take about 15h 05m. KLM provides one of the quickest options available for as low as £246. There are 313 mi between Cork and Portsmouth.

  • What are the most reliable airlines from Cork to Portsmouth?

    The top 3 most reliable airlines when flying from Cork to Portsmouth are British Airways (88%), Aer Lingus (88%) and Air Canada (86%).

  • What are the cheapest flights from Cork to Portsmouth?

    While on average a flight from Cork to Portsmouth is generally £371, our data shows the cheapest flight currently is £47. When looking at the most popular route, (Cork - Southampton Eastleigh), you can expect to pay £267 for that flight.

  • Can I find deals for flights from Cork to Portsmouth that include hotel bookings?

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

  • How can I find direct flights from Cork to Portsmouth?

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

  • Can I find deals for business class flights from Cork to Portsmouth?

    Yes. Cheapflights offers flight deals from Cork 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 Cork to Portsmouth?

    Currently, January is the cheapest month in which you can book a flight from Cork to Portsmouth (average of £112). Flying from Cork to Portsmouth 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

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Top 3 airlines flying from Cork to Portsmouth

Discover the top 3 airlines that operate flights from Cork 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 858,174 searches. Data last updated 16 September 2025.
AirlineCheapestAverageFlexibilityOn-time
RyanairCheapest£26Average£80FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
Aer LingusCheapest£89Average£130FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
British AirwaysCheapest£137Average£153FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Cork to Portsmouth?

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Why should you use Cheapflights to find cheap flight tickets from Cork to Portsmouth?

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 Portsmouth from Cork.

Can Cheapflights find flights from Cork to Portsmouth with no change fees?

Yes, we can. To see specific flights from Cork to Portsmouth with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Cork to Portsmouth become cheaper?

Not ready to book yet? You can track prices for flights from Cork to Portsmouth on Cheapflights with our Price Alert feature and get notified when better prices are available.

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