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$96+ 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 11/17. Fares are subject to change and may not be available on all flights or dates of travel.
KEF — DUB
Jul 27 — Aug 31
Mon 7/27
Mon 8/3
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 June 27, 2026.

This Booking.com deal was found by Cheapflights users on 6/25. 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.
Tue 8/45:40 pm
KEF
-
DUB
1 stop15h 20m
Scandinavian Airlines
Thu 8/207:50 pm
DUB
-
KEF
1 stop12h 50m
Scandinavian Airlines
Deal found 6/25$221
This Scandinavian Airlines deal was found by Cheapflights users on 6/26. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/65:35 pm
KEF
-
DUB
1 stop15h 35m
Scandinavian Airlines
Thu 8/137:50 pm
DUB
-
KEF
1 stop12h 50m
Scandinavian Airlines
Deal found 6/26$232
This Booking.com deal was found by Cheapflights users on 6/24. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/55:35 pm
KEF
-
DUB
1 stop15h 35m
Scandinavian Airlines
Wed 8/127:05 pm
DUB
-
KEF
1 stop13h 55m
Scandinavian Airlines
Deal found 6/24$233
This Gotogate deal was found by Cheapflights users on 6/23. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/125:35 pm
KEF
-
DUB
1 stop17h 15m
Scandinavian Airlines
Tue 8/1811:00 am
DUB
-
KEF
1 stop7h 20m
Scandinavian Airlines
Deal found 6/23$241
This KLM deal was found by Cheapflights users on 6/24. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/72:45 pm
KEF
-
DUB
1 stop17h 20m
KLM
Mon 12/145:45 am
DUB
-
KEF
1 stop8h 00m
KLM
Deal found 6/24$242
This Mytrip deal was found by Cheapflights users on 6/26. 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.
Wed 9/98:20 am
KEF
-
DUB
1 stop11h 50m
Multiple Airlines
Tue 9/158:30 pm
DUB
-
KEF
1 stop12h 10m
Multiple Airlines
Deal found 6/26$248
This Mytrip deal was found by Cheapflights users on 6/23. 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.
Mon 10/59:40 am
KEF
-
DUB
Nonstop2h 35m
Icelandair
Wed 11/1111:30 am
DUB
-
KEF
Nonstop2h 40m
Icelandair
Deal found 6/23$257
This Mytrip deal was found by Cheapflights users on 6/23. 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.
Mon 10/56:40 pm
KEF
-
DUB
1 stop15h 25m
Multiple Airlines
Wed 11/1112:40 pm
DUB
-
KEF
1 stop5h 45m
Multiple Airlines
Deal found 6/23$261

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 June 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$221
(Booking.com)

One-way from

$96
(Mytrip)

Popular in

August

Cheapest in

July

Average price

$379

Good round-trip deal

$343 or less

Good one-way deal

$322 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. 16% potential increase in price ($87 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 14% potential price decrease ($61 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
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Price to beat on a round-trip flight from Reykjavik Keflavik Intl to Dublin.
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 June 27, 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 8/6

5:35 pm-10:10 am

1 stop15h 35m

Dublin

Thu 8/13

7:50 pm-7:40 am

1 stop12h 50m

$232

ReykjavikDublin

KEF - DUB

KEFDUB

Reykjavik Keflavik Intl

Mon 12/7

2:45 pm-8:05 am

1 stop17h 20m

Dublin

Mon 12/14

5:45 am-1:45 pm

1 stop8h 00m

$242
Quickest round-trip

ReykjavikDublin

KEF - DUB

KEFDUB

Reykjavik Keflavik Intl

Wed 9/9

8:20 am-9:10 pm

1 stop11h 50m

Dublin

Tue 9/15

8:30 pm-7:40 am

1 stop12h 10m

$248

ReykjavikDublin

KEF - DUB

KEFDUB

Reykjavik Keflavik Intl

Wed 8/12

8:20 am-12:05 am

2 stops14h 45m

Dublin

Tue 8/25

7:55 am-9:55 am

2 stops27h 00m

$310

ReykjavikDublin

KEF - DUB

KEFDUB

Reykjavik Keflavik Intl

Sat 9/12

6:35 pm-8:00 am

1 stop12h 25m

Dublin

Sat 9/19

7:05 pm-9:40 am

1 stop15h 35m

$312

ReykjavikDublin

KEF - DUB

KEFDUB

Reykjavik Keflavik Intl

Thu 8/20

5:35 pm-11:50 am

1 stop17h 15m

Dublin

Mon 8/24

7:55 pm-7:50 am

1 stop12h 55m

$316

ReykjavikDublin

KEF - DUB

KEFDUB

Reykjavik Keflavik Intl

Tue 8/4

7:55 pm-8:25 pm

2 stops23h 30m

Dublin

Thu 8/20

6:30 am-7:40 am

2 stops26h 10m

$329

ReykjavikDublin

KEF - DUB

KEFDUB

Reykjavik Keflavik Intl

Wed 10/21

7:55 pm-5:10 pm

2 stops20h 15m

Dublin

Sat 10/24

11:55 pm-12:15 am

2 stops25h 20m

$332
Cheapest one-way
Quickest one-way

ReykjavikDublin

KEF - DUB

KEFDUB

Reykjavik Keflavik Intl

Sat 11/7

5:05 pm-10:15 am

1 stop17h 10m

$120

ReykjavikDublin

KEF - DUB

KEFDUB

Reykjavik Keflavik Intl

Wed 9/16

6:45 pm-12:55 am

1 stop29h 10m

$131

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/27

Showing 1-10 of 14 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, July is the cheapest month in which you can book a flight from Reykjavik Keflavik Intl Airport to Dublin (average of $188). 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 June 27, 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 June 27, 2026.
Get a feel of what it's like to fly with Icelandair 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
690 reviews

Crew

8.0

Comfort

6.9

Boarding

7.2

Entertainment

6.9

Overall

7.0

Food

6.2

Reviews

1 / 20
2.0
Mediocre

Albert,Jun 2026

KEF - ZRH

The flight was canceled while we were in air. While they arranged for another flight it meant a layover in another country and delaying our arrival to our final destination by 8 hours.
Icelandair
7.0
Good
690 reviews
Icelandair
7.0
Good
690 reviews

Crew

8.0

Comfort

6.9

Boarding

7.2

Entertainment

6.9

Overall

7.0

Food

6.2

Reviews

1 / 20
2.0
Mediocre

Albert,Jun 2026

KEF - ZRH

The flight was canceled while we were in air. While they arranged for another flight it meant a layover in another country and delaying our arrival to our final destination by 8 hours.

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 1 airline. 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 KLM can get you from Reykjavik Keflavik Intl Airport to Dublin in just under 15h 20m. Your travel time can differ by up to 2h. The distance from Reykjavik Keflavik Intl Airport to Dublin is about 930 mi. This flight may include one or multiple stops.

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

    Cheapflights users have booked flights from Reykjavik Keflavik Intl Airport to Dublin round-trip from $263. Icelandair is currently priced 43% 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: Icelandair (84%), Emirates (84%), TAP AIR PORTUGAL( 82%).

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

    Looking at all options, your cheapest flight can be booked for $245. While the most popular route (Reykjavik Keflavik Intl - Dublin) can be booked for $369 on average, our data indicates $388 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, July is the cheapest month in which you can book a flight from Reykjavik Keflavik Intl Airport to Dublin (average of $188). 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.

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Top airline flying from Keflavik Intl to Dublin

Discover the top airline 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 June 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$263Average$447FlexibilityNo cancel feeOn-time76%

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