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Cheap flights from Portsmouth to Iceland from £196

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 22/1. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — KEF
11 Jan — 18 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Portsmouth to Iceland

Enter your travel dates to find the best prices.

Cheapest flights from Portsmouth to Iceland
Explore the most affordable flight options available from Portsmouth to Iceland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 December 2025.

Sun 28/1216:00SOU - KEF
2 stops18h 55mBritish Airways
Fri 2/111:50KEF - SOU
2 stops20h 50mBritish Airways
Deal found 11/12£1,992

Find flight deals from Portsmouth to Iceland

Keep the following information in mind while searching for Portsmouth to Iceland flight deals. Data was last updated 12 December 2025.

Round-trip from

£196

Popular in

July

Cheapest in

January

Average price

£155
KLM
  • KLM
  • 14/1-18/1
  • 2 total stops
  • 46h 30m total
  • Portsmouth to Iceland
Search Deals
Highest demand for flights based on searches. 24% potential increase in price (£39 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£6 potential savings vs. average return price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Portsmouth to Iceland 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 12 December 2025.
Use the filters below to find and compare flights from Portsmouth to Iceland that are best for you.

Fly from

Portsmouth

Fly to

Iceland

Route

Depart

Return

Price

SouthamptonReykjavik

SOU - KEF

SOUKEF

Southampton Eastleigh

Thu 22/1

17:35-10:25

1 stop16h 50m

Reykjavik Keflavik Intl

Sun 25/1

20:05-17:15

1 stop21h 10m

£196

SouthamptonReykjavik

SOU - KEF

SOUKEF

Southampton Eastleigh

Thu 22/1

17:55-18:55

2 stops25h 00m

Reykjavik Keflavik Intl

Sun 25/1

20:05-17:05

1 stop21h 00m

£258

SouthamptonReykjavik

SOU - KEF

SOUKEF

Southampton Eastleigh

Wed 14/1

12:00-18:25

1 stop6h 25m

Reykjavik Keflavik Intl

Sun 18/1

20:15-15:35

2 stops19h 20m

£272

SouthamptonReykjavik

SOU - KEF

SOUKEF

Southampton Eastleigh

Mon 13/4

17:20-15:20

2 stops23h 00m

Reykjavik Keflavik Intl

Fri 17/4

08:30-08:45

1 stop23h 15m

£350

SouthamptonReykjavik

SOU - KEF

SOUKEF

Southampton Eastleigh

Sun 22/2

12:15-10:55

2 stops46h 40m

Reykjavik Keflavik Intl

Sun 1/3

11:50-17:30

2 stops29h 40m

£403

SouthamptonReykjavik

SOU - KEF

SOUKEF

Southampton Eastleigh

Sat 21/2

17:15-17:05

2 stops23h 50m

Reykjavik Keflavik Intl

Sun 1/3

11:50-17:30

2 stops29h 40m

£403

SouthamptonReykjavik

SOU - KEF

SOUKEF

Southampton Eastleigh

Sun 1/2

14:55-10:55

2 stops20h 00m

£264

Flights are sorted by cheapest return flights first.

Deals found on 11/12

Best time to book a flight from Portsmouth to Iceland

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

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

Currently, March is the cheapest month in which you can book a flight from Portsmouth to Iceland (average of £37). Flying from Portsmouth to Iceland in July is currently the most expensive (average of £184). 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 IS?

Find hourly flight availability from Portsmouth to Iceland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 12 December 2025.

One of the essential ways to save on airfare from Portsmouth to Iceland is to remain as flexible as possible. Flights that are at midday tend to be the most expensive. A flight in the morning could potentially save you up to 41% on airfare.

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

Use this chart to determine the cheapest time to fly return from Portsmouth to Iceland. Price data was last updated on 6 December 2025.

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

Weekly flight availability from Portsmouth to Iceland

Explore weekly flight availability from Portsmouth to Iceland. 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 12 December 2025.

The most flights from P0R to IS0 are scheduled on a Thursday (12 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (4 on average).

Related info for your journey

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

  • How long is the flight from Portsmouth to Iceland?

    Departing from Portsmouth to Iceland will take you 16h 50m. The distance from Portsmouth to Iceland is about 1185 mi.

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

    The top 3 most reliable airlines when flying from Portsmouth to Iceland are American Airlines (92%), Turkish Airlines (90%) and Qantas Airways (89%).

  • What are the cheapest flights from Portsmouth to Iceland?

    Looking for the cheapest flight from Portsmouth to Iceland? While on average our users pay £872, our data indicates the cheapest price to be £116. The most popular route (Southampton Eastleigh - Reykjavik Keflavik Intl), is priced around £196.

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

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

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

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

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

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

    Currently, March is the cheapest month in which you can book a flight from Portsmouth to Iceland (average of £37). Flying from Portsmouth to Iceland in July is currently the most expensive (average of £184). 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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Alternative routes for Portsmouth to Iceland

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Top 5 airlines flying from Portsmouth to Iceland

Discover the top 5 airlines that operate flights from Portsmouth to Iceland. 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 12 December 2025.
AirlineCheapestAverageFlexibilityOn-time
easyJetCheapest£50Average£131FlexibilityNo cancel feeOn-time86%
Search easyJet flights
PLAYCheapest£92Average£233FlexibilityNo cancel feeOn-timeN/A
Search PLAY flights
IcelandairCheapest£114Average£300FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
British AirwaysCheapest£117Average£230FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Scandinavian AirlinesCheapest£135Average£258FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines 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 Iceland?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Portsmouth to Iceland. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

Cheapflights simply makes it quick and affordable to book flights from Portsmouth to Iceland by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

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

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

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

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