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$122+ Cheap flights from Keflavik Intl (KEF) to Dublin (DUB)

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 10/4. Fares are subject to change and may not be available on all flights or dates of travel.
KEF — DUB
Oct 25 — Nov 11
Sat 10/25
Sat 11/1
1 adult, Economy
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Cheap flight deals from Keflavik Intl to Dublin

Discover tips and strategies to find the most affordable flight options for your journey from Keflavik Intl (KEF) to Dublin (DUB). 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 September 25, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$200
(Mytrip)

One-way from

$95
(Mytrip)

Popular in

April

Cheapest in

March

Average price

$209

Good one-way deal

$187 or less
Provider with most accurate pricing for Reykjavik Keflavik Intl-Dublin flight deals.
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Provider most trusted by Cheapflights users for Reykjavik Keflavik Intl-Dublin flights.
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From Reykjavik Keflavik Intl to Dublin
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One-way flight from Reykjavik Keflavik Intl to Dublin
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High demand for flights, 1% potential price rise
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Cheapest flight prices on average. 1% potential price decrease ($3 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a one-way flight from Reykjavik Keflavik Intl to Dublin.
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Find flight deals from Keflavik Intl to Dublin

Cheapest flights from Keflavik Intl to Dublin
Explore the most affordable flight options available from Keflavik Intl to Dublin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 25, 2025.

This Mytrip deal was found by Cheapflights users on 9/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/66:50 pmKEF - DUB
1 stop15h 30mMultiple Airlines
Thu 11/136:15 amDUB - KEF
1 stop11h 45mMultiple Airlines
Deal found 9/23$200
This Mytrip deal was found by Cheapflights users on 9/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/107:35 pmKEF - DUB
1 stop14h 40mMultiple Airlines
Thu 11/136:15 amDUB - KEF
1 stop11h 45mMultiple Airlines
Deal found 9/25$211
This Mytrip deal was found by Cheapflights users on 9/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/86:05 pmKEF - DUB
1 stop13h 40mMultiple Airlines
Sat 11/153:00 pmDUB - KEF
1 stop5h 20mMultiple Airlines
Deal found 9/24$217
This Mytrip deal was found by Cheapflights users on 9/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/46:30 amKEF - DUB
Nonstop2h 35mPLAY
Sun 10/511:35 amDUB - KEF
Nonstop2h 40mPLAY
Deal found 9/25$222
This Mytrip deal was found by Cheapflights users on 9/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/237:35 pmKEF - DUB
2 stops16h 10mMultiple Airlines
Tue 11/257:00 amDUB - KEF
1 stop10h 45mMultiple Airlines
Deal found 9/25$226
This Expedia deal was found by Cheapflights users on 9/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/811:25 amKEF - DUB
1 stop22h 00mScandinavian Airlines
Sat 11/1510:20 amDUB - KEF
2 stops24h 10mScandinavian Airlines
Deal found 9/24$239
This Booking.com deal was found by Cheapflights users on 9/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/234:25 pmKEF - DUB
1 stop18h 20mScandinavian Airlines
Tue 11/257:05 pmDUB - KEF
1 stop15h 40mScandinavian Airlines
Deal found 9/25$242
This SmartFares deal was found by Cheapflights users on 9/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/46:30 amKEF - DUB
Nonstop2h 35mWorldTicket
Sun 10/511:35 amDUB - KEF
Nonstop2h 40mWorldTicket
Deal found 9/24$244
This Mytrip deal was found by Cheapflights users on 9/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/237:25 pmKEF - DUB
2 stops19h 30mMultiple Airlines
Thu 10/306:50 amDUB - KEF
1 stop10h 25mMultiple Airlines
Deal found 9/25$259

Cheapflights Fare Finder

 
Customize your flight search to find flights from Keflavik Intl to Dublin 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 2,558,603 searches. Data last updated September 25, 2025.
Use the filters below to find and compare flights from Reykjavik Keflavik Intl Airport to Dublin that are best for you.

Fly from

Keflavik Intl

Fly to

Dublin

Route

Depart

Return

Price

ReykjavikDublin

KEF - DUB

KEFDUB

Reykjavik Keflavik Intl

Thu 11/6

6:50 pm-10:20 am

1 stop15h 30m

Dublin

Thu 11/13

6:15 am-6:00 pm

1 stop11h 45m

$200

ReykjavikDublin

KEF - DUB

KEFDUB

Reykjavik Keflavik Intl

Mon 11/10

7:35 pm-10:15 am

1 stop14h 40m

Dublin

Thu 11/13

6:15 am-6:00 pm

1 stop11h 45m

$211

ReykjavikDublin

KEF - DUB

KEFDUB

Reykjavik Keflavik Intl

Sat 11/8

6:05 pm-7:45 am

1 stop13h 40m

Dublin

Sat 11/15

3:00 pm-8:20 pm

1 stop5h 20m

$217

ReykjavikDublin

KEF - DUB

KEFDUB

Reykjavik Keflavik Intl

Sun 11/23

7:35 pm-11:45 am

2 stops16h 10m

Dublin

Tue 11/25

7:00 am-5:45 pm

1 stop10h 45m

$226

ReykjavikDublin

KEF - DUB

KEFDUB

Reykjavik Keflavik Intl

Sun 11/23

4:25 pm-10:45 am

1 stop18h 20m

Dublin

Tue 11/25

7:05 pm-10:45 am

1 stop15h 40m

$242

ReykjavikDublin

KEF - DUB

KEFDUB

Reykjavik Keflavik Intl

Thu 10/23

7:25 pm-3:55 pm

2 stops19h 30m

Dublin

Thu 10/30

6:50 am-5:15 pm

1 stop10h 25m

$259

ReykjavikDublin

KEF - DUB

KEFDUB

Reykjavik Keflavik Intl

Tue 10/7

9:35 am-12:50 pm

1 stop26h 15m

$126

ReykjavikDublin

KEF - DUB

KEFDUB

Reykjavik Keflavik Intl

Mon 10/6

6:35 am-10:10 am

Nonstop2h 35m

$131

ReykjavikDublin

KEF - DUB

KEFDUB

Reykjavik Keflavik Intl

Sun 2/15

8:05 pm-8:05 am

1 stop12h 00m

$153

ReykjavikDublin

KEF - DUB

KEFDUB

Reykjavik Keflavik Intl

Mon 10/6

7:00 pm-11:50 am

2 stops15h 50m

$165

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/23

Showing 1-10 of 14 results
1
2

Compare providers for flights from Keflavik Intl to Dublin

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Keflavik Intl to Dublin in September.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Reykjavik Keflavik Intl Airport-Dublin flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Reykjavik Keflavik Intl Airport-Dublin flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Reykjavik Keflavik Intl Airport-Dublin flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Reykjavik Keflavik Intl Airport-Dublin flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Reykjavik Keflavik Intl Airport-Dublin flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Keflavik Intl to Dublin

Have a flexible travel schedule? Discover the best time to fly to Dublin from Keflavik Intl with our price prediction graph.
Estimated round-trip 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 Reykjavik Keflavik Intl Airport to Dublin

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

Currently, November is the cheapest month in which you can book a flight from Reykjavik Keflavik Intl Airport to Dublin (average of $509). Flying from Reykjavik Keflavik Intl Airport to Dublin in June is currently the most expensive (average of $921). 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 KEF to DUB?

Find hourly flight availability from Keflavik Intl to Dublin. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 25, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Reykjavik Keflavik Intl Airport to Dublin as you normally would.

How much does it cost to fly round-trip from Reykjavik Keflavik Intl Airport to Dublin?

Reviews of airlines servicing Dublin

Get insights into the airlines that provide service to Dublin. 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 Dublin. Reviews last updated September 25, 2025.
Get a feel of what it's like to fly with Icelandair and PLAY from Reykjavik Keflavik Intl Airport to Dublin by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Icelandair
7.0
Good
545 reviews

Boarding

7.2

Crew

8.0

Overall

7.0

Comfort

6.9

Food

6.2

Entertainment

7.0

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2025

GVA - KEF

Terrible customer service when dealing with phone representatives. Baggage was lost.
Icelandair
7.0
Good
545 reviews
Icelandair
7.0
Good
545 reviews

Boarding

7.2

Crew

8.0

Overall

7.0

Comfort

6.9

Food

6.2

Entertainment

7.0

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2025

GVA - KEF

Terrible customer service when dealing with phone representatives. Baggage was lost.
PLAY
7.0
Good
103 reviews
Icelandair
7.0
Good
545 reviews

Boarding

7.2

Crew

8.0

Overall

7.0

Comfort

6.9

Food

6.2

Entertainment

7.0

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2025

GVA - KEF

Terrible customer service when dealing with phone representatives. Baggage was lost.

Related info for your journey

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

    Most people fly into Dublin (DUB) if they book a flight to Dublin from Reykjavik Keflavik Intl. On average, Dublin has 1 inbound flight from Reykjavik Keflavik Intl per day from 2 airlines. Dublin is conveniently located just 5.7 mi from Dublin’s city center.

  • What are the cheapest airlines flying from Reykjavik Keflavik Intl Airport to Dublin round-trip?

    Cheapflights users have booked flights from Reykjavik Keflavik Intl Airport to Dublin round-trip from $137. Another airline that can offer you cheap pricing is Icelandair. PLAY is currently priced 30% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Reykjavik Keflavik Intl Airport to Dublin one-way?

    For one-way options, check prices for PLAY. According to our data, you can fly for as low as $131. Users have also found prices from $153 and $165 on KLM and Scandinavian Airlines, respectively.

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

    Before booking your flight to Dublin from Reykjavik Keflavik Intl Airport, check out the most reliable airlines to get you to your destination on time: PLAY (86%), Icelandair (82%), Emirates( 80%).

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

    Looking at all options, your cheapest flight can be booked for $149. While the most popular route (Reykjavik Keflavik Intl - Dublin) can be booked for $186 on average, our data indicates $224 when flying from Reykjavik Keflavik Intl Airport to Dublin.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Reykjavik Keflavik Intl Airport to Dublin (average of $509). Flying from Reykjavik Keflavik Intl Airport to Dublin in June is currently the most expensive (average of $921). 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

Traveling to a place near Dublin?

Book flights to Dublin if you plan to visit one of these locations
Maynooth
Castleknock
Swords
Wicklow
Leixlip

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Top 2 airlines flying from Keflavik Intl to Dublin

Discover the top 2 airlines that operate flights from Keflavik Intl to Dublin. 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 2,558,603 searches. Data last updated September 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
PLAYCheapest$137Average$186FlexibilityNo cancel feeOn-timeN/A
IcelandairCheapest$225Average$314FlexibilityNo cancel feeOn-time76%

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