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Cheap flights from Portsmouth to Reykjavik Keflavik Intl Airport

LHR — KEF
10 Dec — 17 Dec1
1 adult
1 adult, Economy, 0 bags

Find flight deals from Portsmouth to Keflavik Intl

Popular in

July

Cheapest in

November

Average price

£123
Highest demand for flights based on searches. 25% potential increase in price (£52 potential increase over avg. return price).
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Cheapest flight prices on average. 4% potential price decrease (£7 potential savings vs. average return price).
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Average for round-trip flights in November 2026
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Cheapflights Insights

Everything you need to know about your flight from Portsmouth to Reykjavik Keflavik Intl Airport

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

Unlike at midday, when flights are generally more expensive, you can save up to 24% on flights from Portsmouth to Reykjavik Keflavik Intl Airport by exploring options for tickets in the evening.

What is the cheapest day to fly from Portsmouth to Reykjavik Keflavik Intl Airport?

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

Related info for your journey

  • What are the most reliable airlines from Portsmouth to Reykjavik Keflavik Intl Airport?

    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 Portsmouth to Reykjavik Keflavik Intl Airport on time: TAP AIR PORTUGAL (90%), Emirates (89%), Air India (89%).

  • What are the cheapest flights from Portsmouth to Reykjavik Keflavik Intl Airport?

    While on average a flight from Portsmouth to Reykjavik Keflavik Intl Airport is generally £701, our data shows the cheapest flight currently is £114. When looking at the most popular route, (Southampton Eastleigh - Reykjavik Keflavik Intl), you can expect to pay £230 for that flight.

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

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

  • How can I find direct flights from Portsmouth to Keflavik Intl?

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

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

    Yes. Cheapflights offers flight deals from Portsmouth to Keflavik Intl 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 Reykjavik Keflavik Intl Airport?

Book flights to Reykjavik Keflavik Intl Airport if you plan to visit one of these locations
Kopavogur
Keflavik
Hveragerdi

Browse thousands of different options on Cheapflights for your next trip

Top 4 airlines flying from Portsmouth to Keflavik Intl

AirlineCheapestAverageFlexibilityOn-time
easyJetCheapest£55Average£123FlexibilityNo cancel feeOn-time86%
Search easyJet flights
IcelandairCheapest£123Average£278FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
British AirwaysCheapest£138Average£250FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Scandinavian AirlinesCheapest£281Average£373FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights

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How does Cheapflights help users find flights from Portsmouth to Keflavik Intl?

Cheapflights makes it easy to find Portsmouth to Keflavik Intl 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 Portsmouth to Keflavik Intl?

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

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

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

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

Yes, Cheapflights offers price alerts on Portsmouth to Keflavik Intl flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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