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Cheap flights from Portsmouth to Athens from £74

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 22/6. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — ATH
6 Jun — 13 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Portsmouth to Athens

Enter your travel dates to find the best prices.

Cheapest flights from Portsmouth to Athens
Explore the most affordable flight options available from Portsmouth to Athens. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 7 May 2026.

Mon 8/619:20
SOU
-
ATH
2 stops18h 45m
Multiple Airlines
Wed 17/611:05
ATH
-
SOU
2 stops23h 30m
Multiple Airlines
Deal found 2/5£155
Tue 14/714:15
SOU
-
ATH
1 stop18h 15m
Multiple Airlines
Sat 18/716:35
ATH
-
SOU
2 stops17h 20m
Multiple Airlines
Deal found 3/5£220

Find flight deals from Portsmouth to Athens

Keep the following information in mind while searching for Portsmouth to Athens flight deals. Data was last updated 7 May 2026.

Round-trip from

£155

One-way from

£74

Popular in

August

Cheapest in

January

Average price

£173
8/6-17/6
  • 8/6-17/6
  • 4 total stops
  • 42h 15m total
  • Portsmouth to Athens
Search Deals
easyJet
  • easyJet
  • 22/6
  • 1 total stop
  • 22h 55m total
  • Portsmouth to Athens
Search Deals
Highest demand for flights based on searches. 20% potential increase in price (£29 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£5 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Portsmouth to Athens 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 7 May 2026.
Use the filters below to find and compare flights from Portsmouth to Athens that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SouthamptonAthens

SOU - ATH

SOUATH

Southampton Eastleigh

Mon 8/6

19:20-16:05

2 stops18h 45m

Athens Eleftherios V.

Wed 17/6

11:05-08:35

2 stops23h 30m

£155

SouthamptonAthens

SOU - ATH

SOUATH

Southampton Eastleigh

Wed 27/5

15:35-23:45

1 stop6h 10m

Athens Eleftherios V.

Sun 31/5

10:35-08:40

2 stops24h 05m

£335
Fastest return journey

SouthamptonAthens

SOU - ATH

SOUATH

Southampton Eastleigh

Wed 27/5

17:20-01:15

1 stop5h 55m

Athens Eleftherios V.

Sun 31/5

17:45-08:35

1 stop16h 50m

£367

SouthamptonAthens

SOU - ATH

SOUATH

Southampton Eastleigh

Sat 4/7

06:45-02:00

2 stops17h 15m

Athens Eleftherios V.

Wed 15/7

16:15-09:25

2 stops19h 10m

£510

SouthamptonAthens

SOU - ATH

SOUATH

Southampton Eastleigh

Sat 4/7

06:45-02:00

2 stops17h 15m

Athens Eleftherios V.

Tue 14/7

20:00-12:55

2 stops18h 55m

£510

SouthamptonAthens

SOU - ATH

SOUATH

Southampton Eastleigh

Mon 15/6

18:25-02:10

2 stops29h 45m

Athens Eleftherios V.

Wed 17/6

14:05-09:25

2 stops21h 20m

£513

SouthamptonAthens

SOU - ATH

SOUATH

Southampton Eastleigh

Tue 9/6

06:45-13:10

2 stops28h 25m

Athens Eleftherios V.

Wed 10/6

16:15-09:25

2 stops19h 10m

£514

SouthamptonAthens

SOU - ATH

SOUATH

Southampton Eastleigh

Wed 23/9

12:20-02:10

2 stops11h 50m

Athens Eleftherios V.

Wed 7/10

19:00-14:45

2 stops21h 45m

£524
Cheapest one-way

SouthamptonAthens

SOU - ATH

SOUATH

Southampton Eastleigh

Wed 17/6

15:35-19:20

1 stop25h 45m

£123

SouthamptonAthens

SOU - ATH

SOUATH

Southampton Eastleigh

Sun 23/8

08:25-10:45

1 stop24h 20m

£148

Flights are sorted by cheapest return flights first.

Deals found on 3/5

Showing 1-10 of 19 resultsSorted by cheapest first
1
2

Best time to book a flight from Portsmouth to Athens

Have a flexible travel schedule? Discover the best time to fly to Athens 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 Athens

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

Find hourly flight availability from Portsmouth to Athens. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 7 May 2026.

It’s typically best to fly out from Portsmouth to Athens at midday. Doing so could potentially save you 16% on the flight price compared to flying in the afternoon, which is usually more expensive.

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

Use this chart to determine the cheapest time to fly return from Portsmouth to Athens. Price data was last updated on 2 May 2026.

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

Weekly flight availability from Portsmouth to Athens

Explore weekly flight availability from Portsmouth to Athens. 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 7 May 2026.

The most flights from P0R to ATH are scheduled on a Thursday (23 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (7 on average).

Related info for your journey

Find useful and relevant information for your journey from Portsmouth to Athens. 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 into for flights to Athens from Portsmouth?

    For a flight from Portsmouth to Athens, you will be flying into Eleftherios V.. Athens Eleftherios V. (ATH) is just 12.3 mi from the center of the city. Eleftherios V. is the only Athens airport and it handles 0 inbound flights from Portsmouth per day. 15 airlines have flights to Athens Eleftherios V. from Portsmouth on a regular basis.

  • How long is the flight from Portsmouth to Athens?

    For as low as £367, KLM can have you in Athens from Portsmouth in 5h 55m. Airlines will cover a distance of 1525 mi.

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

    Consider Air Canada (94%), Singapore Airlines (93%) or Aegean Airlines (92%) when booking your flight. These represent the most reliable airlines when flying from Portsmouth to Athens.

  • What are the cheapest flights from Portsmouth to Athens?

    On average you can expect to pay £452 for a flight from Portsmouth to Athens. The cheapest flight overall is £85 while the most popular route, (Southampton Eastleigh - Athens Eleftherios V.) is currently priced at £167.

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

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

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

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

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

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

See more FAQs

Travelling to a place near Athens?

Book flights to Athens if you plan to visit one of these locations
Piraeus
Aegina
Glyfada
Hydra
Marathon

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Top 10 airlines flying from Portsmouth to Athens

Discover the top 10 airlines that operate flights from Portsmouth to Athens. 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 7 May 2026.
AirlineCheapestAverageFlexibilityOn-time
RyanairCheapest£30Average£143FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
easyJetCheapest£35Average£180FlexibilityNo cancel feeOn-time86%
Search easyJet flights
Wizz AirCheapest£41Average£154FlexibilityNo cancel feeOn-timeN/A
Search Wizz Air flights
Aegean AirlinesCheapest£49Average£182FlexibilityNo cancel feeOn-time87%
Search Aegean Airlines flights
Air SerbiaCheapest£65Average£149FlexibilityNo cancel feeOn-timeN/A
Search Air Serbia flights
Sky ExpressCheapest£81Average£216FlexibilityNo cancel feeOn-timeN/A
Search Sky Express flights
Jet2Cheapest£82Average£267FlexibilityNo cancel feeOn-timeN/A
Search Jet2 flights
KLMCheapest£100Average£238FlexibilityNo cancel feeOn-time75%
Search KLM flights
Air FranceCheapest£103Average£184FlexibilityNo cancel feeOn-time77%
Search Air France flights
British AirwaysCheapest£122Average£250FlexibilityNo 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 Portsmouth to Athens?

Deals for Portsmouth to Athens flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

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 Athens from Portsmouth.

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

Yes, we can. To see specific flights from Portsmouth to Athens 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 Portsmouth to Athens become cheaper?

Of course! You can now track prices for flights from Portsmouth to Athens and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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