Cheap flights from Ireland to San Juan from £510
This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/9. Fares are subject to change and may not be available on all flights or dates of travel.
Cheap flight deals from Ireland to San Juan
Keep the following information in mind while searching for Ireland to San Juan flight deals. Data was last updated 3 July 2025.
Round-trip from | £510 |
---|---|
Popular in | October |
Cheapest in | April |
Average price | £745 |
Find flight deals from Ireland to San Juan
Cheapest flights from Ireland to San JuanExplore the most affordable flight options available from Ireland to San Juan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3 July 2025.
Explore the most affordable flight options available from Ireland to San Juan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3 July 2025.
Cheapflights Fare Finder
Customise your flight search to find flights from Ireland to San Juan 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 858,174 searches. Data last updated 3 July 2025.
Use the filters below to find and compare flights from Ireland to San Juan that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
DublinSan Juan
DUB - SJU
DUBSJU
Dublin
Mon 25/8
10:40-00:49
1 stop19h 09m
San Juan Luis Munoz Marin Intl
Wed 10/9
14:05-08:20
1 stop13h 15m
DublinSan Juan
DUB - SJU
DUBSJU
Dublin
Thu 13/11
08:55-23:50
2 stops18h 55m
San Juan Luis Munoz Marin Intl
Thu 27/11
14:26-08:45
1 stop14h 19m
DublinSan Juan
DUB - SJU
DUBSJU
Dublin
Thu 13/11
10:45-23:50
1 stop17h 05m
San Juan Luis Munoz Marin Intl
Thu 27/11
14:08-09:20
1 stop15h 12m
DublinSan Juan
DUB - SJU
DUBSJU
Dublin
Sun 26/10
09:45-22:21
1 stop16h 36m
San Juan Luis Munoz Marin Intl
Sat 8/11
07:30-07:45
2 stops20h 15m
DublinSan Juan
DUB - SJU
DUBSJU
Dublin
Fri 19/12
08:45-00:25
2 stops19h 40m
San Juan Luis Munoz Marin Intl
Sat 27/12
06:40-10:15
2 stops23h 35m
DublinSan Juan
DUB - SJU
DUBSJU
Dublin
Sun 26/10
13:35-12:17
2 stops26h 42m
San Juan Luis Munoz Marin Intl
Fri 7/11
02:05-08:10
2 stops26h 05m
DublinSan Juan
DUB - SJU
DUBSJU
Dublin
Fri 19/12
13:35-00:36
1 stop15h 01m
San Juan Luis Munoz Marin Intl
Sat 27/12
14:10-07:30
1 stop13h 20m
DublinSan Juan
DUB - SJU
DUBSJU
Dublin
Thu 18/12
08:40-22:40
2 stops18h 00m
San Juan Luis Munoz Marin Intl
Sat 27/12
06:40-05:05
1 stop18h 25m
DublinSan Juan
DUB - SJU
DUBSJU
Dublin
Wed 12/11
04:25-23:53
2 stops23h 28m
San Juan Luis Munoz Marin Intl
Thu 27/11
15:52-23:20
2 stops27h 28m
Best time to book a flight from Ireland to San Juan
Have a flexible travel schedule? Discover the best time to fly to San Juan from Ireland with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from Ireland to San Juan
What is the cheapest month to book a flight from Ireland to San Juan?
Currently, April is the cheapest month in which you can book a flight from Ireland to San Juan (average of £631). Flying from Ireland to San Juan in July is currently the most expensive (average of £1,027). 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.
Reviews of airlines servicing San Juan
Get insights into the airlines that provide service to San Juan. 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 San Juan. Reviews last updated 3 July 2025.
Get a feel of what it's like to fly with Delta, KLM, andUnited Airlines from Ireland to San Juan by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
Entertainment
Boarding
Crew
Food
Overall
Reviews
Rona,Feb 2024
MSP - DEN
Comfort
Entertainment
Boarding
Crew
Food
Overall
Reviews
Rona,Feb 2024
MSP - DEN
Comfort
Entertainment
Boarding
Crew
Food
Overall
Reviews
Rona,Feb 2024
MSP - DEN
Comfort
Entertainment
Boarding
Crew
Food
Overall
Reviews
Rona,Feb 2024
MSP - DEN
Comfort
Entertainment
Boarding
Crew
Food
Overall
Reviews
Rona,Feb 2024
MSP - DEN
Comfort
Entertainment
Boarding
Crew
Food
Overall
Reviews
Rona,Feb 2024
MSP - DEN
Related info for your journey
Find useful and relevant information for your journey from Ireland to San Juan. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Ireland to San Juan
See prices for flight routes from nearby airports that may be better suited for you.
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How does Cheapflights help users find flights from Ireland to San Juan?
Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Ireland to San Juan. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.
Why should you use Cheapflights to find cheap flight tickets from Ireland to San Juan?
Cheapflights simply makes it quick and affordable to book flights from Ireland to San Juan by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.
Can Cheapflights find flights from Ireland to San Juan with no change fees?
Users can book flights with no change fees policies with our dedicated filters. Book flights from Ireland to San Juan flexibly with Cheapflights today.
Can Cheapflights notify me if prices for flights from Ireland to San Juan become cheaper?
Yes, Cheapflights offers price alerts on Ireland to San Juan flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.