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Cheap flights from Dublin to Reykjavik Keflavik Intl Airport

DUB — KEF
25 Aug — 1 Sep1
1 adult

Cheap flight deals from Dublin to Keflavik Intl

Discover tips and strategies to find the most affordable flight options for your journey from Dublin (DUB) to Keflavik Intl (KEF). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 20 August 2025.

Popular in

April

Cheapest in

January

Average price

£176

Good round-trip deal

£271 or less

Good one-way deal

£329 or less
Highest demand for flights based on searches. 5% potential increase in price (£7 potential increase over avg. return price).
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Cheapest flight prices on average. 2% potential price decrease (£4 potential savings vs. average return price).
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Average for round-trip flights in August 2025
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Price to beat on a round-trip flight from Dublin to Reykjavik Keflavik Intl.
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Price to beat on a one-way flight from Dublin to Reykjavik Keflavik Intl.
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Best time to book a flight from Dublin to Keflavik Intl

Have a flexible travel schedule? Discover the best time to fly to Keflavik Intl from Dublin 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 Dublin to Reykjavik Keflavik Intl Airport

How far ahead should I book a flight from Dublin to Reykjavik Keflavik Intl Airport?

Use this chart to determine the optimal time to book a return flight from Dublin to Keflavik Intl. Price data was last updated on 8 August 2025.

Booking 13 days in advance of your planned departure date is, on average, the best time to get cheap flights from Dublin to Reykjavik Keflavik Intl Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Dublin to Reykjavik Keflavik Intl Airport?

Currently, January is the cheapest month in which you can book a flight from Dublin to Reykjavik Keflavik Intl Airport (average of £75). Flying from Dublin 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 DUB to KEF?

Find hourly flight availability from Dublin 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 20 August 2025.

A simple way to save on the total cost of your ticket is to fly from Dublin to Reykjavik Keflavik Intl Airport in the morning. If you’re flexible enough to do this you can expect to save up to 25% on your trip compared to booking a flight at midday.

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 20 August 2025.
See what other customers who have flown with PLAY from Dublin to Reykjavik Keflavik Intl Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
PLAY
7.0
Good
Check prices

Entertainment

4.7

Overall

7.0

Food

5.5

Boarding

7.3

Crew

8.0

Comfort

6.5

Reviews

1 / 2
4.0
Okay

Lisa,Oct 2024

BER - KEF

I’ll never fly Play again. We were jammed into the tiniest spaces ever and they didn’t even give us water, tea, or coffee without charging. When we were coming in for a landing I thought we might never make it off the plane alive. The worst.
PLAY
7.0
Good
PLAY
7.0
Good
Check prices

Entertainment

4.7

Overall

7.0

Food

5.5

Boarding

7.3

Crew

8.0

Comfort

6.5

Reviews

1 / 2
4.0
Okay

Lisa,Oct 2024

BER - KEF

I’ll never fly Play again. We were jammed into the tiniest spaces ever and they didn’t even give us water, tea, or coffee without charging. When we were coming in for a landing I thought we might never make it off the plane alive. The worst.

Related info for your journey

Find useful and relevant information for your journey from Dublin to Keflavik Intl. 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 from for flights from Dublin to Reykjavik Keflavik Intl?

    Most people fly from Dublin (DUB) if they book a flight from Dublin to Reykjavik Keflavik Intl. On average, Dublin has 1 outbound flight to Reykjavik Keflavik Intl per day from 1 airline. Dublin is conveniently located just 5.7 mi from Dublin’s city center.

  • What is the cheapest airline to fly from Dublin to Reykjavik Keflavik Intl Airport round-trip?

    Our cheapest airline available from Dublin to Reykjavik Keflavik Intl Airport is PLAY. Our recent data shows that you can find tickets from as low as £104 on this airline. PLAY is currently priced 35% below the average price you’ll pay for this route.

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

    The top 3 most reliable airlines when flying from Dublin to Reykjavik Keflavik Intl Airport are PLAY (100%), TAP AIR PORTUGAL (72%) and Icelandair (70%).

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Dublin 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.

  • What is the cheapest month to book a flight from Dublin to Reykjavik Keflavik Intl Airport?

    Currently, January is the cheapest month in which you can book a flight from Dublin to Reykjavik Keflavik Intl Airport (average of £75). Flying from Dublin 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.

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
Hveragerdi
Keflavik

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Top airline flying from Dublin to Keflavik Intl

Discover the top airline that operate flights from Dublin 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 20 August 2025.
AirlineCheapestAverageFlexibilityOn-time
PLAYCheapest£104Average£130FlexibilityNo cancel feeOn-timeN/A
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How does Cheapflights help users find flights from Dublin to Keflavik Intl?

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Why should you use Cheapflights to find cheap flight tickets from Dublin to Keflavik Intl?

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

Certainly. Search results for flights to Keflavik Intl from Dublin shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

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