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Cheap flights from Portsmouth to Iceland from £178

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 17/8. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — KEF
13 Jul — 20 Jul1
1 adult

Cheap flight deals from Portsmouth to Iceland

Keep the following information in mind while searching for Portsmouth to Iceland flight deals. Data was last updated 8 July 2025.

Round-trip from

£356

One-way from

£178

Popular in

July

Cheapest in

January

Average price

£229
21/8-28/8
  • 21/8-28/8
  • 3 total stops
  • 29h 55m total
  • Portsmouth to Iceland
Search Deals
17/8
  • 17/8
  • 1 total stop
  • 23h 15m total
  • Portsmouth to Iceland
Search Deals
Highest demand for flights based on searches. 25% potential increase in price (£38 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 July 2025
Search Deals

Find flight deals from Portsmouth to Iceland

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 8 July 2025.

Thu 21/820:50SOU - KEF
2 stops18h 05mMultiple Airlines
Thu 28/806:40KEF - SOU
1 stop11h 50mMultiple Airlines
Deal found 7/7£356
Wed 20/819:55SOU - KEF
2 stops38h 45mBritish Airways
Wed 27/810:55KEF - SOU
2 stops44h 15mBritish Airways
Deal found 7/7£624

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 8 July 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 21/8

20:50-13:55

2 stops18h 05m

Reykjavik Keflavik Intl

Thu 28/8

06:40-19:30

1 stop11h 50m

£356

SouthamptonReykjavik

SOU - KEF

SOUKEF

Southampton Eastleigh

Wed 20/8

19:55-09:40

2 stops38h 45m

Reykjavik Keflavik Intl

Wed 27/8

10:55-08:10

2 stops44h 15m

£624

SouthamptonReykjavik

SOU - KEF

SOUKEF

Southampton Eastleigh

Sun 17/8

15:35-13:50

1 stop23h 15m

£178

SouthamptonReykjavik

SOU - KEF

SOUKEF

Southampton Eastleigh

Sat 16/8

08:55-09:30

2 stops25h 35m

£362

Flights are sorted by cheapest return flights first.

Deals found on 7/7

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, January is the cheapest month in which you can book a flight from Portsmouth to Iceland (average of £75). Flying from Portsmouth to Iceland in July is currently the most expensive (average of £289). 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 8 July 2025.

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

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 8 July 2025.

The most flights from P0R to IS0 are scheduled on a Monday (10 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (3 on average).

Reviews of airlines servicing Iceland

Get insights into the airlines that provide service to Iceland. 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 Iceland. Reviews last updated 8 July 2025.
Read reviews from past customers who have flown with British Airways from Portsmouth to Iceland. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
British Airways
6.6
Okay
7,095 reviews
Check prices

Comfort

6.7

Overall

6.6

Boarding

6.9

Crew

7.6

Food

6.3

Entertainment

6.4

Reviews

1 / 20
6.0
Good

Anonymous,May 2025

LHR - LAX

We needed assistance (wheelchair, golf cart, whatever ) to get to next gate. We requested it. None was provided.
British Airways
6.6
Okay
7,095 reviews
British Airways
6.6
Okay
7,095 reviews
Check prices

Comfort

6.7

Overall

6.6

Boarding

6.9

Crew

7.6

Food

6.3

Entertainment

6.4

Reviews

1 / 20
6.0
Good

Anonymous,May 2025

LHR - LAX

We needed assistance (wheelchair, golf cart, whatever ) to get to next gate. We requested it. None was provided.

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.

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

    The top 3 most reliable airlines when flying from Portsmouth to Iceland are Emirates (100%), Icelandair (88%) and TAP AIR PORTUGAL (88%).

  • What are the cheapest flights from Portsmouth to Iceland?

    Looking for the cheapest flight from Portsmouth to Iceland? While on average our users pay £989, our data indicates the cheapest price to be £117. The most popular route (Southampton Eastleigh - Reykjavik Keflavik Intl), is priced around £377.

  • 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, January is the cheapest month in which you can book a flight from Portsmouth to Iceland (average of £75). Flying from Portsmouth to Iceland in July is currently the most expensive (average of £289). 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 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 8 July 2025.
AirlineCheapestAverageFlexibilityOn-time
easyJetCheapest£48Average£101FlexibilityNo cancel feeOn-time86%
Search easyJet flights
PLAYCheapest£75Average£142FlexibilityNo cancel feeOn-timeN/A
Search PLAY flights
IcelandairCheapest£112Average£282FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
British AirwaysCheapest£113Average£192FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Scandinavian AirlinesCheapest£133Average£269FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights

Fly with Cheapflights

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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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