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$124+ 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 5/14. Fares are subject to change and may not be available on all flights or dates of travel.
KEF — DUB
Jun 1 — Jun 81
Mon 6/1
Mon 6/8
1 adult, Economy
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Cheap 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 May 2, 2026.

This Mytrip deal was found by Cheapflights users on 4/28. 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.
Wed 5/273:50 pm
KEF
-
DUB
2 stops19h 20m
Multiple Airlines
Wed 6/108:00 am
DUB
-
KEF
2 stops25h 20m
Multiple Airlines
Deal found 4/28$219
This Mytrip deal was found by Cheapflights users on 4/29. 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.
Fri 6/59:05 am
KEF
-
DUB
2 stops14h 05m
Multiple Airlines
Wed 6/107:25 pm
DUB
-
KEF
1 stop13h 55m
Multiple Airlines
Deal found 4/29$240
This Mytrip deal was found by Cheapflights users on 4/28. 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.
Fri 6/57:25 pm
KEF
-
DUB
1 stop16h 45m
Multiple Airlines
Mon 6/86:30 am
DUB
-
KEF
2 stops12h 10m
Multiple Airlines
Deal found 4/28$243
This Kiwi.com deal was found by Cheapflights users on 4/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/133:50 pm
KEF
-
DUB
1 stop8h 10m
Multiple Airlines
Mon 5/188:00 pm
DUB
-
KEF
2 stops44h 10m
Multiple Airlines
Deal found 4/29$248

Find 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 May 2, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$219
(Mytrip)

One-way from

$124
(Mytrip)

Popular in

August

Cheapest in

October

Average price

$214

Good one-way deal

$268 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
Search Deals
Highest demand for flights based on searches. 23% potential increase in price ($119 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 20% potential price decrease ($68 potential savings vs. average RT price).
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Average for round-trip flights in May 2026
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Price to beat on a one-way flight from Reykjavik Keflavik Intl to Dublin.
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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 May 2, 2026.
Use the filters below to find and compare flights from Reykjavik Keflavik Intl Airport to Dublin that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ReykjavikDublin

KEF - DUB

KEFDUB

Reykjavik Keflavik Intl

Sat 5/16

7:00 pm-8:25 am

1 stop12h 25m

Dublin

Mon 5/18

10:25 am-12:10 am

2 stops14h 45m

$342

ReykjavikDublin

KEF - DUB

KEFDUB

Reykjavik Keflavik Intl

Sun 9/6

5:05 pm-11:50 am

1 stop17h 45m

Dublin

Tue 9/8

7:05 pm-9:40 am

1 stop15h 35m

$364

ReykjavikDublin

KEF - DUB

KEFDUB

Reykjavik Keflavik Intl

Thu 6/25

1:10 am-9:55 am

1 stop7h 45m

Dublin

Fri 7/3

6:35 pm-8:30 am

1 stop14h 55m

$369

ReykjavikDublin

KEF - DUB

KEFDUB

Reykjavik Keflavik Intl

Thu 8/20

9:05 am-7:55 am

1 stop21h 50m

Dublin

Sun 8/23

5:55 am-11:20 pm

2 stops18h 25m

$399

ReykjavikDublin

KEF - DUB

KEFDUB

Reykjavik Keflavik Intl

Wed 7/1

8:20 am-12:05 am

2 stops14h 45m

Dublin

Fri 7/3

4:40 pm-7:50 am

2 stops16h 10m

$406

ReykjavikDublin

KEF - DUB

KEFDUB

Reykjavik Keflavik Intl

Fri 6/26

7:55 pm-10:45 pm

2 stops25h 50m

Dublin

Wed 7/1

4:25 pm-11:55 pm

3 stops32h 30m

$463
Quickest round-trip

ReykjavikDublin

KEF - DUB

KEFDUB

Reykjavik Keflavik Intl

Thu 8/6

9:05 am-5:50 pm

1 stop7h 45m

Dublin

Thu 8/13

2:15 pm-3:50 pm

Nonstop2h 35m

$509
Cheapest one-way

ReykjavikDublin

KEF - DUB

KEFDUB

Reykjavik Keflavik Intl

Thu 7/9

1:00 am-7:35 am

1 stop29h 35m

$205
Quickest one-way

ReykjavikDublin

KEF - DUB

KEFDUB

Reykjavik Keflavik Intl

Sun 10/18

7:30 am-11:05 am

Nonstop2h 35m

$268

ReykjavikDublin

KEF - DUB

KEFDUB

Reykjavik Keflavik Intl

Tue 8/4

9:40 am-1:15 pm

Nonstop2h 35m

$275

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 18 resultsSorted by cheapest first
1
2
  • 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, October is the cheapest month in which you can book a flight from Reykjavik Keflavik Intl Airport to Dublin (average of $167). Flying from Reykjavik Keflavik Intl Airport to Dublin in August is currently the most expensive (average of $1,126). 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 May 2, 2026.

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 May 2, 2026.
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
647 reviews

Entertainment

6.9

Food

6.2

Crew

8.0

Comfort

6.9

Boarding

7.2

Overall

7.0

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

ZRH - KEF

Almost 7 hr flight and no ear buds provided and no food. I would choose a different airline next time for that reason.
Icelandair
7.0
Good
647 reviews
Icelandair
7.0
Good
647 reviews

Entertainment

6.9

Food

6.2

Crew

8.0

Comfort

6.9

Boarding

7.2

Overall

7.0

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

ZRH - KEF

Almost 7 hr flight and no ear buds provided and no food. I would choose a different airline next time for that reason.
PLAY
7.0
Good
Icelandair
7.0
Good
647 reviews

Entertainment

6.9

Food

6.2

Crew

8.0

Comfort

6.9

Boarding

7.2

Overall

7.0

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

ZRH - KEF

Almost 7 hr flight and no ear buds provided and no food. I would choose a different airline next time for that reason.

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 2 inbound flights from Reykjavik Keflavik Intl per day from 2 airlines. Dublin is conveniently located just 5.7 mi from Dublin’s city center.

  • How long is the flight from Reykjavik Keflavik Intl Airport to Dublin?

    Scandinavian Airlines can get you from Reykjavik Keflavik Intl Airport to Dublin in just under 17h 45m. Your travel time can differ by up to . The distance from Reykjavik Keflavik Intl Airport to Dublin is about 930 mi.

  • 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 $138. Another airline that can offer you cheap pricing is Icelandair. PLAY is currently priced 64% below the average price you’ll pay for this route.

  • 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: TAP AIR PORTUGAL (82%), Icelandair (77%), Emirates( 77%).

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

    Looking at all options, your cheapest flight can be booked for $258. While the most popular route (Reykjavik Keflavik Intl - Dublin) can be booked for $186 on average, our data indicates $277 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, October is the cheapest month in which you can book a flight from Reykjavik Keflavik Intl Airport to Dublin (average of $167). Flying from Reykjavik Keflavik Intl Airport to Dublin in August is currently the most expensive (average of $1,126). 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?

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Maynooth
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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 May 2, 2026.
AirlineCheapestAverageFlexibilityOn-time
PLAYCheapest$138Average$186FlexibilityNo cancel feeOn-timeN/A
IcelandairCheapest$263Average$389FlexibilityNo cancel feeOn-time76%

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