Find flights
When to book
Airlines
FAQs

Cheap flights from Portsmouth to Athens from £111

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 29/6. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — ATH
6 Apr — 13 Apr1
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 March 2026.

Sun 15/315:25
SOU
-
ATH
1 stop16h 40m
Multiple Airlines
Thu 26/316:35
ATH
-
SOU
2 stops40h 10m
Multiple Airlines
Deal found 5/3£189
Fri 10/417:20
SOU
-
ATH
1 stop5h 55m
KLM
Wed 29/406:00
ATH
-
SOU
1 stop28h 35m
KLM
Deal found 4/3£194
Sun 15/315:25
SOU
-
ATH
1 stop16h 40m
Multiple Airlines
Mon 23/321:10
ATH
-
SOU
2 stops37h 40m
Multiple Airlines
Deal found 5/3£199
Tue 7/720:45
SOU
-
ATH
2 stops26h 00m
Multiple Airlines
Tue 21/712:10
ATH
-
SOU
2 stops10h 05m
Multiple Airlines
Deal found 5/3£200
Fri 10/420:00
SOU
-
ATH
1 stop14h 25m
Multiple Airlines
Wed 29/423:25
ATH
-
SOU
2 stops35h 20m
Multiple Airlines
Deal found 4/3£208
Sun 15/315:25
SOU
-
ATH
1 stop16h 40m
Multiple Airlines
Wed 25/321:55
ATH
-
SOU
2 stops21h 25m
Multiple Airlines
Deal found 5/3£213
Sun 15/315:25
SOU
-
ATH
1 stop16h 40m
Multiple Airlines
Fri 20/323:55
ATH
-
SOU
2 stops18h 50m
Multiple Airlines
Deal found 5/3£225
Sat 18/420:00
SOU
-
ATH
1 stop14h 30m
Multiple Airlines
Sat 25/419:45
ATH
-
SOU
2 stops18h 20m
Multiple Airlines
Deal found 3/3£226
Sat 14/315:20
SOU
-
ATH
1 stop17h 50m
Multiple Airlines
Wed 25/308:15
ATH
-
SOU
1 stop9h 20m
Multiple Airlines
Deal found 5/3£243

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 March 2026.

Round-trip from

£194

One-way from

£111

Popular in

August

Cheapest in

January

Average price

£140
KLM
  • KLM
  • 10/4-29/4
  • 2 total stops
  • 34h 30m total
  • Portsmouth to Athens
Search Deals
easyJet
  • easyJet
  • 29/6
  • 1 total stop
  • 22h 55m total
  • Portsmouth to Athens
Search Deals
Highest demand for flights based on searches. 21% potential increase in price (£31 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 March 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 March 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

Fri 10/4

20:00-12:25

1 stop14h 25m

Athens Eleftherios V.

Wed 29/4

23:25-08:45

2 stops35h 20m

£208

SouthamptonAthens

SOU - ATH

SOUATH

Southampton Eastleigh

Sat 18/4

20:00-12:30

1 stop14h 30m

Athens Eleftherios V.

Sat 25/4

19:45-12:05

2 stops18h 20m

£226

SouthamptonAthens

SOU - ATH

SOUATH

Southampton Eastleigh

Thu 11/6

09:05-01:15

1 stop14h 10m

Athens Eleftherios V.

Thu 18/6

15:35-08:45

2 stops19h 10m

£298

SouthamptonAthens

SOU - ATH

SOUATH

Southampton Eastleigh

Sat 4/4

20:00-12:30

1 stop14h 30m

Athens Eleftherios V.

Wed 8/4

23:50-08:45

2 stops34h 55m

£324

SouthamptonAthens

SOU - ATH

SOUATH

Southampton Eastleigh

Tue 17/3

08:55-12:30

2 stops25h 35m

Athens Eleftherios V.

Thu 26/3

19:50-17:30

2 stops23h 40m

£449

SouthamptonAthens

SOU - ATH

SOUATH

Southampton Eastleigh

Tue 17/3

12:15-23:10

2 stops8h 55m

Athens Eleftherios V.

Mon 23/3

16:45-11:45

2 stops21h 00m

£457

SouthamptonAthens

SOU - ATH

SOUATH

Southampton Eastleigh

Wed 22/4

06:50-02:10

2 stops17h 20m

Athens Eleftherios V.

Sun 26/4

20:50-17:40

2 stops22h 50m

£476
Fastest return journey

SouthamptonAthens

SOU - ATH

SOUATH

Southampton Eastleigh

Wed 22/4

06:50-19:05

2 stops10h 15m

Athens Eleftherios V.

Tue 28/4

07:55-17:40

2 stops11h 45m

£482

SouthamptonAthens

SOU - ATH

SOUATH

Southampton Eastleigh

Tue 5/5

12:35-02:10

2 stops11h 35m

Athens Eleftherios V.

Mon 11/5

20:50-17:40

2 stops22h 50m

£486

SouthamptonAthens

SOU - ATH

SOUATH

Southampton Eastleigh

Mon 27/4

18:20-17:35

2 stops21h 15m

Athens Eleftherios V.

Fri 1/5

17:20-11:45

2 stops20h 25m

£503

Flights are sorted by cheapest return flights first.

Deals found on 5/3

Showing 1-10 of 22 resultsSorted by cheapest first
1
2
3

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 month to book a flight from Portsmouth to Athens?

Currently, October is the cheapest month in which you can book a flight from Portsmouth to Athens (average of £29). Flying from Portsmouth to Athens in July is currently the most expensive (average of £85). 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 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 March 2026.

It’s typically best to fly out from Portsmouth to Athens at midday. Doing so could potentially save you 17% on the flight price compared to flying in the evening, 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 21 February 2026.

Travellers seeking maximum savings on their Portsmouth to Athens flight should consider departing on Friday at midday when fares are most often at their lowest. Friday 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 March 2026.

The most flights from P0R to ATH are scheduled on a Saturday (17 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (6 on average).

Reviews of airlines servicing Athens

Get insights into the airlines that provide service to Athens. 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 Athens. Reviews last updated 7 March 2026.
Get a feel of what it's like to fly with KLM from Portsmouth to Athens by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,467 reviews
Check prices

Crew

8.4

Overall

7.8

Food

7.3

Boarding

7.8

Comfort

7.6

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
KLM
7.8
Good
1,467 reviews
KLM
7.8
Good
1,467 reviews
Check prices

Crew

8.4

Overall

7.8

Food

7.3

Boarding

7.8

Comfort

7.6

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas

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. 16 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 £402, British Airways can have you in Athens from Portsmouth in 11h 20m. 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 (90%) 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 £353 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 £200.

  • 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.

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

    Currently, October is the cheapest month in which you can book a flight from Portsmouth to Athens (average of £29). Flying from Portsmouth to Athens in July is currently the most expensive (average of £85). 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

Travelling to a place near Athens?

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

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.

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 March 2026.
AirlineCheapestAverageFlexibilityOn-time
RyanairCheapest£28Average£136FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
easyJetCheapest£35Average£175FlexibilityNo cancel feeOn-time86%
Search easyJet flights
Wizz AirCheapest£41Average£150FlexibilityNo cancel feeOn-timeN/A
Search Wizz Air flights
Aegean AirlinesCheapest£50Average£182FlexibilityNo cancel feeOn-time87%
Search Aegean Airlines flights
Air SerbiaCheapest£66Average£151FlexibilityNo cancel feeOn-timeN/A
Search Air Serbia flights
Sky ExpressCheapest£81Average£216FlexibilityNo cancel feeOn-timeN/A
Search Sky Express flights
Jet2Cheapest£85Average£230FlexibilityNo cancel feeOn-timeN/A
Search Jet2 flights
Scandinavian AirlinesCheapest£96Average£208FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
KLMCheapest£101Average£292FlexibilityNo cancel feeOn-time75%
Search KLM flights
Air FranceCheapest£105Average£187FlexibilityNo cancel feeOn-time77%
Search Air France 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.

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.