HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Dublin

$102+ 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 6/1. Fares are subject to change and may not be available on all flights or dates of travel.
KEF — DUB
Apr 27 — May 41
Mon 4/27
Mon 5/4
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Keflavik Intl to Dublin with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 March 28, 2026.

This Mytrip deal was found by Cheapflights users on 3/23. 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 5/75:05 pm
KEF
-
DUB
1 stop17h 45m
Scandinavian Airlines
Thu 5/146:20 pm
DUB
-
KEF
1 stop13h 45m
Scandinavian Airlines
Deal found 3/23$230
This Mytrip deal was found by Cheapflights users on 3/27. 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 5/317:00 pm
KEF
-
DUB
2 stops21h 40m
Multiple Airlines
Thu 6/46:10 pm
DUB
-
KEF
2 stops25h 30m
Multiple Airlines
Deal found 3/27$249
This Mytrip deal was found by Cheapflights users on 3/23. 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 5/77:35 pm
KEF
-
DUB
2 stops23h 10m
Multiple Airlines
Thu 5/146:20 pm
DUB
-
KEF
1 stop13h 45m
Multiple Airlines
Deal found 3/23$252
This Mytrip deal was found by Cheapflights users on 3/27. 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 6/218:55 am
KEF
-
DUB
1 stop13h 30m
Multiple Airlines
Wed 6/245:30 pm
DUB
-
KEF
1 stop15h 35m
Multiple Airlines
Deal found 3/27$256
This Kiwi.com deal was found by Cheapflights users on 3/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/78:55 am
KEF
-
DUB
1 stop13h 30m
Multiple Airlines
Sat 6/209:45 pm
DUB
-
KEF
1 stop11h 30m
Multiple Airlines
Deal found 3/25$265
This Kiwi.com deal was found by Cheapflights users on 3/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/78:55 am
KEF
-
DUB
1 stop13h 30m
Multiple Airlines
Fri 6/1910:20 pm
DUB
-
KEF
1 stop10h 30m
Multiple Airlines
Deal found 3/25$266
This Kiwi.com deal was found by Cheapflights users on 3/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/98:30 am
KEF
-
DUB
1 stop23h 30m
Multiple Airlines
Sat 5/169:45 pm
DUB
-
KEF
1 stop11h 30m
Multiple Airlines
Deal found 3/25$267
This Mytrip deal was found by Cheapflights users on 3/26. 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 5/219:00 am
KEF
-
DUB
1 stop14h 55m
Multiple Airlines
Thu 5/2811:10 am
DUB
-
KEF
1 stop20h 55m
Multiple Airlines
Deal found 3/26$268
This Kiwi.com deal was found by Cheapflights users on 3/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/78:55 am
KEF
-
DUB
1 stop13h 30m
Multiple Airlines
Wed 6/179:00 pm
DUB
-
KEF
1 stop12h 05m
Multiple Airlines
Deal found 3/25$270
This Kiwi.com deal was found by Cheapflights users on 3/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/81:00 am
KEF
-
DUB
1 stop11h 00m
Multiple Airlines
Sat 6/209:45 pm
DUB
-
KEF
1 stop11h 30m
Multiple Airlines
Deal found 3/25$280

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 March 28, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$230
(Mytrip)

One-way from

$102
(Kiwi.com)

Popular in

December

Cheapest in

October

Average price

$474

Good one-way deal

$259 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. 27% potential increase in price ($114 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease ($24 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 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 March 28, 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

Thu 5/7

7:35 pm-7:45 pm

2 stops23h 10m

Dublin

Thu 5/14

6:20 pm-7:05 am

1 stop13h 45m

$252

ReykjavikDublin

KEF - DUB

KEFDUB

Reykjavik Keflavik Intl

Thu 5/7

11:15 am-11:50 am

2 stops23h 35m

Dublin

Thu 5/14

11:40 am-7:05 am

2 stops20h 25m

$315

ReykjavikDublin

KEF - DUB

KEFDUB

Reykjavik Keflavik Intl

Sat 5/30

1:10 am-7:15 pm

1 stop17h 05m

Dublin

Thu 6/4

5:35 pm-12:10 am

1 stop7h 35m

$327

ReykjavikDublin

KEF - DUB

KEFDUB

Reykjavik Keflavik Intl

Sat 9/12

6:35 pm-8:00 am

1 stop12h 25m

Dublin

Thu 9/17

12:40 pm-7:05 am

2 stops19h 25m

$348
Quickest round-trip

ReykjavikDublin

KEF - DUB

KEFDUB

Reykjavik Keflavik Intl

Wed 4/22

7:30 am-11:05 am

Nonstop2h 35m

Dublin

Wed 4/29

12:15 pm-1:50 pm

Nonstop2h 35m

$378

ReykjavikDublin

KEF - DUB

KEFDUB

Reykjavik Keflavik Intl

Sun 6/7

7:30 am-11:05 am

Nonstop2h 35m

Dublin

Sat 6/20

2:15 pm-3:50 pm

Nonstop2h 35m

$441

ReykjavikDublin

KEF - DUB

KEFDUB

Reykjavik Keflavik Intl

Thu 8/6

9:05 am-7:55 am

1 stop21h 50m

Dublin

Thu 8/13

5:45 pm-12:10 am

1 stop7h 25m

$455

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

$469

ReykjavikDublin

KEF - DUB

KEFDUB

Reykjavik Keflavik Intl

Wed 4/22

10:30 am-6:20 pm

1 stop6h 50m

Dublin

Wed 4/29

7:05 pm-9:40 am

1 stop15h 35m

$490
Cheapest one-way
Quickest one-way

ReykjavikDublin

KEF - DUB

KEFDUB

Reykjavik Keflavik Intl

Thu 9/10

8:45 am-3:25 pm

1 stop5h 40m

$143

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/23

Showing 1-10 of 17 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 $138). Flying from Reykjavik Keflavik Intl Airport to Dublin in December is currently the most expensive (average of $552). 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 March 28, 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 March 28, 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
627 reviews

Comfort

6.9

Boarding

7.2

Food

6.1

Entertainment

6.9

Crew

8.0

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
627 reviews
Icelandair
7.0
Good
627 reviews

Comfort

6.9

Boarding

7.2

Food

6.1

Entertainment

6.9

Crew

8.0

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
627 reviews

Comfort

6.9

Boarding

7.2

Food

6.1

Entertainment

6.9

Crew

8.0

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 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 and Transavia France can get you from Reykjavik Keflavik Intl Airport to Dublin in just under 17h 05m. Your travel time can differ by up to 6h 30m. The distance from Reykjavik Keflavik Intl Airport to Dublin is about 930 mi. This flight may include one or multiple stops.

  • 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 53% 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 (92%), Icelandair (90%), Emirates( 90%).

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

    Looking at all options, your cheapest flight can be booked for $246. While the most popular route (Reykjavik Keflavik Intl - Dublin) can be booked for $186 on average, our data indicates $268 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 $138). Flying from Reykjavik Keflavik Intl Airport to Dublin in December is currently the most expensive (average of $552). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 March 28, 2026.
AirlineCheapestAverageFlexibilityOn-time
PLAYCheapest$138Average$186FlexibilityNo cancel feeOn-timeN/A
IcelandairCheapest$263Average$389FlexibilityNo cancel feeOn-time76%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.