Cheap flights from Portsmouth to Reykjavik Keflavik Intl Airport from £192
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 5/8. Fares are subject to change and may not be available on all flights or dates of travel.
Cheap flight deals from Portsmouth to Keflavik Intl
Keep the following information in mind while searching for Portsmouth to Keflavik Intl flight deals. Data was last updated 11 July 2025.
Round-trip from | £322 |
---|---|
One-way from | £192 |
Popular in | July |
Cheapest in | January |
Average price | £230 |
Find flight deals from Portsmouth to Keflavik Intl
Cheapest flights from Portsmouth to Keflavik IntlExplore the most affordable flight options available from Portsmouth to Keflavik Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 July 2025.
Explore the most affordable flight options available from Portsmouth to Keflavik Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 July 2025.
Cheapflights Fare Finder
Customise your flight search to find flights from Portsmouth to Keflavik Intl 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 11 July 2025.
Use the filters below to find and compare flights from Portsmouth to Reykjavik Keflavik Intl Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
SouthamptonReykjavik
SOU - KEF
SOUKEF
Southampton Eastleigh
Sun 24/8
14:50-00:30
1 stop10h 40m
Reykjavik Keflavik Intl
Sun 31/8
20:05-11:30
1 stop14h 25m
SouthamptonReykjavik
SOU - KEF
SOUKEF
Southampton Eastleigh
Tue 2/9
16:30-10:00
2 stops18h 30m
Reykjavik Keflavik Intl
Wed 10/9
10:55-08:10
2 stops20h 15m
SouthamptonReykjavik
SOU - KEF
SOUKEF
Southampton Eastleigh
Tue 5/8
08:55-08:15
2 stops48h 20m
SouthamptonReykjavik
SOU - KEF
SOUKEF
Southampton Eastleigh
Sat 9/8
08:05-08:15
2 stops25h 10m
SouthamptonReykjavik
SOU - KEF
SOUKEF
Southampton Eastleigh
Wed 13/8
19:55-09:40
2 stops38h 45m
Best time to book a flight from Portsmouth to Keflavik Intl
Have a flexible travel schedule? Discover the best time to fly to Keflavik Intl from Portsmouth with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from Portsmouth to Reykjavik Keflavik Intl Airport
What is the cheapest month to book a flight from Portsmouth to Reykjavik Keflavik Intl Airport?
Currently, January is the cheapest month in which you can book a flight from Portsmouth to Reykjavik Keflavik Intl Airport (average of £75). Flying from Portsmouth to Reykjavik Keflavik Intl Airport 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 KEF?
Find hourly flight availability from Portsmouth to Keflavik Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 11 July 2025.
When flying from Portsmouth to Reykjavik Keflavik Intl Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Reviews of airlines servicing Keflavik Intl
Get insights into the airlines that provide service to Keflavik Intl. 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 Keflavik Intl. Reviews last updated 11 July 2025.
Read reviews from past customers who have flown with easyJet and British Airways from Portsmouth to Reykjavik Keflavik Intl Airport. 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.
Overall
Boarding
Comfort
Food
Crew
Entertainment
Reviews
Kathleen P,Jun 2025
LGW - GLA
Overall
Boarding
Comfort
Food
Crew
Entertainment
Reviews
Kathleen P,Jun 2025
LGW - GLA
Overall
Boarding
Comfort
Food
Crew
Entertainment
Reviews
Kathleen P,Jun 2025
LGW - GLA
Related info for your journey
Find useful and relevant information for your journey from Portsmouth to Keflavik Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Complete your trip
Complete your trip to Keflavik Intl by adding a car hire and/or hotel booking to your travel itinerary.
Top 5 airlines flying from Portsmouth to Keflavik Intl
Discover the top 5 airlines that operate flights from Portsmouth to Keflavik Intl. 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 11 July 2025.
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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.