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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 6/13. Fares are subject to change and may not be available on all flights or dates of travel.
KEF — DUB
Jun 9 — Jun 161
Tue 6/9
Tue 6/16
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 10, 2026.

This Mytrip deal was found by Cheapflights users on 5/6. 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 6/118:35 am
KEF
-
DUB
2 stops22h 10m
Multiple Airlines
Mon 6/1510:05 pm
DUB
-
KEF
2 stops21h 35m
Multiple Airlines
Deal found 5/6$270
This Mytrip deal was found by Cheapflights users on 5/8. 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.
Tue 6/97:05 pm
KEF
-
DUB
2 stops25h 25m
Multiple Airlines
Mon 6/1510:05 pm
DUB
-
KEF
2 stops21h 35m
Multiple Airlines
Deal found 5/8$273
This Kiwi.com deal was found by Cheapflights users on 5/7. 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.
Tue 6/21:10 am
KEF
-
DUB
1 stop14h 45m
Lufthansa
Thu 6/115:45 pm
DUB
-
KEF
1 stop7h 25m
Lufthansa
Deal found 5/7$278
This Kiwi.com deal was found by Cheapflights users on 5/8. 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 10/78:20 am
KEF
-
DUB
1 stop7h 50m
Multiple Airlines
Wed 10/217:25 pm
DUB
-
KEF
1 stop13h 55m
Multiple Airlines
Deal found 5/8$295
This Mytrip deal was found by Cheapflights users on 5/8. 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 6/810:05 pm
DUB
-
KEF
2 stops22h 10m
Multiple Airlines
Deal found 5/8$297
This Kiwi.com deal was found by Cheapflights users on 5/8. 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.
Sat 10/31:10 am
KEF
-
DUB
1 stop9h 10m
Multiple Airlines
Wed 10/217:25 pm
DUB
-
KEF
1 stop13h 55m
Multiple Airlines
Deal found 5/8$299
This Kiwi.com deal was found by Cheapflights users on 5/8. 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.
Tue 10/610:10 am
KEF
-
DUB
1 stop10h 30m
Multiple Airlines
Fri 10/168:10 am
DUB
-
KEF
1 stop9h 55m
Multiple Airlines
Deal found 5/8$301
This Mytrip deal was found by Cheapflights users on 5/7. 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 6/38:20 am
KEF
-
DUB
1 stop11h 50m
Multiple Airlines
Thu 6/117:45 am
DUB
-
KEF
2 stops27h 10m
Multiple Airlines
Deal found 5/7$303
This Mytrip deal was found by Cheapflights users on 5/6. 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 11/277:40 pm
KEF
-
DUB
1 stop13h 20m
Multiple Airlines
Sun 12/68:25 am
DUB
-
KEF
2 stops25h 25m
Multiple Airlines
Deal found 5/6$304
This Kiwi.com deal was found by Cheapflights users on 5/8. 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 10/78:20 am
KEF
-
DUB
1 stop7h 50m
Multiple Airlines
Fri 10/168:10 am
DUB
-
KEF
1 stop9h 55m
Multiple Airlines
Deal found 5/8$305

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 10, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$270
(Mytrip)

One-way from

$124
(Mytrip)

Popular in

August

Cheapest in

September

Average price

$214

Good one-way deal

$268 or less
Provider with most accurate pricing for Reykjavik Keflavik Intl-Dublin flight deals.
Search Deals
Provider most trusted by Cheapflights users for Reykjavik Keflavik Intl-Dublin flights.
Search Deals
From Reykjavik Keflavik Intl to Dublin
Search Deals
One-way flight from Reykjavik Keflavik Intl to Dublin
Search Deals
Highest demand for flights based on searches. 26% potential increase in price ($139 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 20% potential price decrease ($67 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals
Price to beat on a one-way flight from Reykjavik Keflavik Intl to Dublin.
Search Deals

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 10, 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

Fri 6/12

7:25 pm-1:10 pm

1 stop16h 45m

Dublin

Mon 6/15

7:55 pm-7:50 am

1 stop12h 55m

$332

ReykjavikDublin

KEF - DUB

KEFDUB

Reykjavik Keflavik Intl

Thu 6/25

1:10 am-4:55 pm

1 stop14h 45m

Dublin

Fri 7/3

8:40 am-8:30 am

1 stop24h 50m

$340

ReykjavikDublin

KEF - DUB

KEFDUB

Reykjavik Keflavik Intl

Tue 10/6

5:05 pm-11:50 am

1 stop17h 45m

Dublin

Thu 10/22

11:10 am-7:05 am

1 stop20h 55m

$349

ReykjavikDublin

KEF - DUB

KEFDUB

Reykjavik Keflavik Intl

Sat 10/3

6:35 pm-8:00 am

1 stop12h 25m

Dublin

Thu 10/22

11:10 am-7:05 am

1 stop20h 55m

$363
Quickest round-trip

ReykjavikDublin

KEF - DUB

KEFDUB

Reykjavik Keflavik Intl

Wed 8/5

7:30 am-11:05 am

Nonstop2h 35m

Dublin

Wed 8/19

12:15 pm-1:50 pm

Nonstop2h 35m

$378

ReykjavikDublin

KEF - DUB

KEFDUB

Reykjavik Keflavik Intl

Fri 10/2

10:30 am-6:20 pm

1 stop6h 50m

Dublin

Thu 10/22

11:10 am-7:05 am

1 stop20h 55m

$383

ReykjavikDublin

KEF - DUB

KEFDUB

Reykjavik Keflavik Intl

Sat 6/20

9:00 am-7:20 am

2 stops21h 20m

Dublin

Sat 6/27

9:45 pm-6:55 pm

2 stops22h 10m

$454

ReykjavikDublin

KEF - DUB

KEFDUB

Reykjavik Keflavik Intl

Mon 8/10

12:55 am-7:05 pm

1 stop17h 10m

Dublin

Fri 8/14

11:10 am-12:05 am

1 stop13h 55m

$504

ReykjavikDublin

KEF - DUB

KEFDUB

Reykjavik Keflavik Intl

Sun 8/9

4:10 pm-10:25 am

1 stop17h 15m

Dublin

Tue 8/18

11:00 am-10:25 am

1 stop24h 25m

$504

ReykjavikDublin

KEF - DUB

KEFDUB

Reykjavik Keflavik Intl

Wed 8/5

10:45 am-8:15 pm

1 stop8h 30m

Dublin

Sun 8/16

8:45 am-12:05 am

1 stop16h 20m

$519

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/8

Showing 1-10 of 21 resultsSorted by cheapest first
1
2
3
  • 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, September is the cheapest month in which you can book a flight from Reykjavik Keflavik Intl Airport to Dublin (average of $173). 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 10, 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 10, 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
652 reviews

Overall

7.0

Boarding

7.2

Entertainment

6.9

Comfort

6.9

Crew

8.0

Food

6.2

Reviews

1 / 20
10.0
Excellent

Ásmundur,Apr 2026

CDG - KEF

The flight was uneventfull and ahead of schedule. The crew was attentive and the service good.
Icelandair
7.0
Good
652 reviews
Icelandair
7.0
Good
652 reviews

Overall

7.0

Boarding

7.2

Entertainment

6.9

Comfort

6.9

Crew

8.0

Food

6.2

Reviews

1 / 20
10.0
Excellent

Ásmundur,Apr 2026

CDG - KEF

The flight was uneventfull and ahead of schedule. The crew was attentive and the service good.
PLAY
7.0
Good
Icelandair
7.0
Good
652 reviews

Overall

7.0

Boarding

7.2

Entertainment

6.9

Comfort

6.9

Crew

8.0

Food

6.2

Reviews

1 / 20
10.0
Excellent

Ásmundur,Apr 2026

CDG - KEF

The flight was uneventfull and ahead of schedule. The crew was attentive and the service good.

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 0 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 15h 15m. 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 65% 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 (79%), Emirates( 79%).

  • 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 $315 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, September is the cheapest month in which you can book a flight from Reykjavik Keflavik Intl Airport to Dublin (average of $173). 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?

Book flights to Dublin if you plan to visit one of these locations
Maynooth
Castleknock
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 10, 2026.
AirlineCheapestAverageFlexibilityOn-time
PLAYCheapest$138Average$186FlexibilityNo cancel feeOn-timeN/A
IcelandairCheapest$263Average$389FlexibilityNo cancel feeOn-time76%

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