Find flights
When to book
Airlines
FAQs

Cheap flights from Dublin to Portsmouth from £47

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 5/1. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — LHR
27 Nov — 4 Dec1
1 adult

The best prices from Dublin to Portsmouth are usually found in January or February, booked 15 days in advance, depart on a Wednesday or Tuesday and return on a Tuesday

Cheap flight deals from Dublin to Portsmouth

Discover tips and strategies to find the most affordable flight options for your journey from Dublin (DUB) to Portsmouth (P0R). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 22 November 2024.

Round-trip from

£97

One-way from

£47

Popular in

June

Cheapest in

January
Aer Lingus
  • Aer Lingus
  • 6/1-8/1
  • Nonstop
  • 3h 25m total
  • Dublin to Portsmouth
Search Deals
Aer Lingus
  • Aer Lingus
  • 5/1
  • Nonstop
  • 1h 45m total
  • Dublin to Portsmouth
Search Deals
High demand for flights, 32% potential price rise
Search Deals
Best time to find cheap flights, 39% potential price drop
Search Deals

Find flight deals from Dublin to Portsmouth

Cheapest flights from Dublin to Portsmouth
Explore the most affordable flight options available from Dublin to Portsmouth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 November 2024.

Mon 16/1207:00DUB - SOU
Nonstop1h 45mAer Lingus
Thu 19/1220:10SOU - DUB
Nonstop1h 40mAer Lingus
Deal found 22/11£98
Thu 5/1207:00DUB - SOU
Nonstop1h 45mMultiple Airlines
Mon 9/1211:50SOU - DUB
1 stop9h 40mMultiple Airlines
Deal found 22/11£141
Sun 22/1207:00DUB - SOU
Nonstop1h 45mBritish Airways
Sun 29/1220:10SOU - DUB
Nonstop1h 40mBritish Airways
Deal found 22/11£222
Fri 22/1117:25DUB - SOU
1 stop15h 25mKLM
Tue 26/1117:20SOU - DUB
1 stop4h 45mKLM
Deal found 22/11£499

Find flights from Dublin to Portsmouth within your budget

Customise your flight search to find flights from Dublin 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 915,844 searches. Data last updated 22 November 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

DublinSouthampton

DUB - SOU

DUBSOU

Dublin

Mon 6/1

18:00-19:40

Nonstop1h 40m

Southampton Eastleigh

Mon 13/1

20:10-21:50

Nonstop1h 40m

£97

DublinSouthampton

DUB - SOU

DUBSOU

Dublin

Mon 6/1

07:00-08:45

Nonstop1h 45m

Southampton Eastleigh

Mon 13/1

12:25-22:40

2 stops10h 15m

£126

DublinSouthampton

DUB - SOU

DUBSOU

Dublin

Sun 22/12

07:00-08:45

Nonstop1h 45m

Southampton Eastleigh

Sun 29/12

20:10-21:50

Nonstop1h 40m

£222

DublinSouthampton

DUB - SOU

DUBSOU

Dublin

Sun 5/1

07:00-08:45

Nonstop1h 45m

£47

DublinSouthampton

DUB - SOU

DUBSOU

Dublin

Thu 19/12

17:15-07:35

1 stop14h 20m

£105

DublinSouthampton

DUB - SOU

DUBSOU

Dublin

Sat 26/4

07:20-09:10

Nonstop1h 50m

£113

DublinSouthampton

DUB - SOU

DUBSOU

Dublin

Wed 27/11

08:50-08:25

1 stop23h 35m

£218

Flights are sorted by cheapest return flights first.

Deals found on 22/11

Best time to book a flight from Dublin to Portsmouth

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

Travel insights for flights from Dublin to Portsmouth

Get recent, data-driven insights about flights from Dublin to Portsmouth including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Dublin to Portsmouth?

Use this chart to determine the optimal time to book a return flight from Dublin to Portsmouth. Price data was last updated on 15 November 2024.

Booking 15 days in advance of your planned departure date is, on average, the best time to get cheap flights from Dublin to Portsmouth. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, January is the cheapest month in which you can book a flight from Dublin to Portsmouth (average of £112). Flying from Dublin to Portsmouth in July is currently the most expensive (average of £160). 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 DUB to P0R?

Find hourly flight availability from Dublin 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 22 November 2024.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Dublin to Portsmouth as you normally would.

What is the cheapest day to fly from Dublin to Portsmouth?

Use this chart to determine the cheapest time to fly return from Dublin to Portsmouth. Price data was last updated on 18 November 2024.

Travellers seeking maximum savings on their Dublin to Portsmouth flight should consider departing on Wednesday mornings when fares are most often at their lowest. Friday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Dublin to Portsmouth

Explore weekly flight availability from Dublin 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 22 November 2024.

The most flights from DUB to P0R are scheduled on a Thursday (74 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (42 on average).

Rainfall in Portsmouth by month

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

In terms of precipitation, rainfall in Portsmouth ranges from 25.0 - 76.0 inches per month. December is typically the wettest month, when rainfall can reach 76.0 mm. July is typically the driest time to visit Portsmouth when rainfall is around 25.0 mm.

Temperature in Portsmouth by month

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

If weather is an important factor for your trip to Portsmouth, 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 18.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 4.0 C).

Reviews of airlines servicing Portsmouth

Get insights into the airlines that provide service to Portsmouth. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Portsmouth. Reviews last updated 22 November 2024.
KLM
7.8
Good
1,346 reviews
Check prices

Entertainment

7.2

Crew

8.4

Food

7.3

Boarding

7.9

Overall

7.8

Comfort

7.7

Reviews

1 / 10

Flight performed by El Al. The aircraft was dirty. Gum in front pcket. Poorly maintained.

KLM
7.8
Good
1,346 reviews
KLM
7.8
Good
1,346 reviews
Check prices

Entertainment

7.2

Crew

8.4

Food

7.3

Boarding

7.9

Overall

7.8

Comfort

7.7

Reviews

1 / 10

Flight performed by El Al. The aircraft was dirty. Gum in front pcket. Poorly maintained.

Aer Lingus
7.1
Good
1,089 reviews
KLM
7.8
Good
1,346 reviews
Check prices

Entertainment

7.2

Crew

8.4

Food

7.3

Boarding

7.9

Overall

7.8

Comfort

7.7

Reviews

1 / 10

Flight performed by El Al. The aircraft was dirty. Gum in front pcket. Poorly maintained.

British Airways
6.7
Okay
6,831 reviews
KLM
7.8
Good
1,346 reviews
Check prices

Entertainment

7.2

Crew

8.4

Food

7.3

Boarding

7.9

Overall

7.8

Comfort

7.7

Reviews

1 / 10

Flight performed by El Al. The aircraft was dirty. Gum in front pcket. Poorly maintained.

Related info for your journey

Find useful and relevant information for your journey from Dublin 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 Dublin to Portsmouth?

    For a flight from Dublin to Portsmouth, you will be flying from Dublin. Dublin (DUB) is just 5.7 mi from the center of the city. Dublin is the only Dublin airport and it handles 4 outbound flights to Portsmouth per day. 3 airlines have flights to Portsmouth from Dublin on a regular basis.

  • What are the cheapest airlines to fly from Dublin to Portsmouth one-way?

    One-way options have recently been found by users for as low as £47 on Aer Lingus. Other airlines that offer cheap prices include British Airways from £113 and KLM from £218 one-way.

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Dublin to Portsmouth on time: Aer Lingus (65%), British Airways (64%), Air Canada (61%).

  • What are the cheapest flights from Dublin to Portsmouth?

    Looking for the cheapest flight from Dublin to Portsmouth? While on average our users pay £779, our data indicates the cheapest price to be £27. The most popular route (Dublin - Southampton Eastleigh), is priced around £97.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Dublin to Portsmouth (average of £112). Flying from Dublin to Portsmouth in July is currently the most expensive (average of £160). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Dublin to Portsmouth

See prices for flight routes from nearby airports that may be better suited for you.
Dublin to Manchester flights
Dublin to Heathrow flights
Dublin to London City flights
Dublin to Edinburgh flights
Dublin to Stansted flights
Dublin to Luton flights
Cork to London City flights
Dublin to Gatwick flights
Cork to Gatwick flights
Cork to Heathrow flights
Shannon to Manchester flights
Dublin to Leeds flights
Shannon to London City flights
Dublin to Bristol flights
Cork to Manchester flights
Dublin to Birmingham flights
Cork to Liverpool flights
Knock to Manchester flights
Dublin to Liverpool flights
Shannon to Heathrow flights
Cork to Luton flights
Cork to Stansted flights
Shannon to Birmingham flights
Shannon to Stansted flights
Knock to Edinburgh flights
Cork to Bristol flights
Dublin to Southend flights
Dublin to Newcastle upon Tyne flights
Shannon to Luton flights
Knock to Birmingham flights
Dublin to Newquay flights
Cork to Edinburgh flights
Shannon to Gatwick flights
Dublin to Exeter flights
Dublin to East Midlands flights
Knock to Heathrow flights
Dublin to Southampton flights
Cork to Southampton flights
Dublin to Norwich flights
Cork to Birmingham flights
Knock to Stansted flights
Dublin to Grimsby flights
Milltown (Kerry) to Luton flights
Knock to Luton flights
Shannon to Edinburgh flights
Milltown (Kerry) to Stansted flights
Shannon to Bristol flights
Knock to Bristol flights

Top 3 airlines flying from Dublin to Portsmouth

Discover the top 3 airlines that operate flights from Dublin 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 915,844 searches. Data last updated 22 November 2024.
AirlineCheapestAverageFlexibilityOn-time
RyanairCheapest£29Average£68FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
Aer LingusCheapest£34Average£129FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
British AirwaysCheapest£53Average£107FlexibilityNo cancel feeOn-time70%
Search British Airways flights

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 Dublin to Portsmouth?

Cheapflights makes it easy to find Dublin to Portsmouth flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

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

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Dublin to Portsmouth flexibly with Cheapflights today.

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

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

100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
View all available airlines