$319+ Cheap flights from San Juan 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 8/21. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — DUB
Sep 10 — Sep 171
Round-trip
1 adult, Economy
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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
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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 San Juan to Dublin
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Cheapest flights from San Juan to DublinExplore the most affordable flight options available from San Juan to Dublin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 11, 2026.
Explore the most affordable flight options available from San Juan to Dublin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 11, 2026.
This American Airlines deal was found by Cheapflights users on 8/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/257:30 am -
1 stop21h 10m
Wed 11/49:50 am -
1 stop14h 10m
Deal found 8/10![American Airlines logo]()
$682
This United Airlines deal was found by Cheapflights users on 8/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/251:35 pm -
1 stop13h 55m
Tue 11/39:30 am -
1 stop19h 06m
Deal found 8/10![United Airlines logo]()
$692
This United Airlines deal was found by Cheapflights users on 8/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/95:50 pm -
1 stop12h 30m
Sun 11/159:00 am -
2 stops30h 50m
Deal found 8/11![United Airlines logo]()
$709
This KLM deal was found by Cheapflights users on 8/11. 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 11/92:05 pm -
1 stop14h 40m
Sun 11/159:40 am -
1 stop17h 33m
Deal found 8/11![KLM logo]()
$713
This American Airlines deal was found by Cheapflights users on 8/7. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/61:18 pm -
2 stops15h 12m
Mon 11/166:35 pm -
1 stop26h 05m
Deal found 8/7![American Airlines logo]()
$718
This KLM deal was found by Cheapflights users on 8/10. 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.
Wed 9/237:00 am -
1 stop20h 45m
Wed 9/308:55 am -
2 stops19h 54m
Deal found 8/10![KLM logo]()
$723
This United Airlines deal was found by Cheapflights users on 8/6. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/231:25 pm -
1 stop13h 05m
Wed 9/301:35 pm -
1 stop15h 15m
Deal found 8/6![United Airlines logo]()
$726
This Expedia deal was found by Cheapflights users on 8/9. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/51:18 pm -
2 stops16h 32m
Tue 11/1011:30 am -
1 stop16h 29m
Deal found 8/9![British Airways logo]()
$727
This JetBlue deal was found by Cheapflights users on 8/10. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/1410:30 am -
1 stop17h 30m
Wed 9/2311:30 am -
1 stop13h 04m
Deal found 8/10![JetBlue logo]()
$731
Best flights from San Juan to DublinDiscover carefully curated flight deals from San Juan to Dublin that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 11, 2026.
Discover carefully curated flight deals from San Juan to Dublin that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 11, 2026.
This United Airlines deal was found by Cheapflights users on 8/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/2512:00 pm -
2 stops18h 20m
Tue 11/39:30 am -
2 stops16h 52m
Deal found 8/10![United Airlines logo]()
$696
This JetBlue deal was found by Cheapflights users on 8/9. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/1410:30 am -
1 stop17h 30m
Wed 9/2311:30 am -
1 stop13h 04m
Deal found 8/9![JetBlue logo]()
$731
This KLM deal was found by Cheapflights users on 8/10. 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.
Tue 10/201:15 pm -
1 stop15h 45m
Sun 11/18:55 am -
2 stops19h 49m
Deal found 8/10![KLM logo]()
$736
This United Airlines deal was found by Cheapflights users on 8/6. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/41:00 pm -
1 stop16h 55m
Sat 11/149:00 am -
2 stops19h 36m
Deal found 8/6![United Airlines logo]()
$709
This United Airlines deal was found by Cheapflights users on 8/6. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/221:00 am -
2 stops25h 45m
Wed 9/309:30 am -
1 stop19h 20m
Deal found 8/6![United Airlines logo]()
$729
This United Airlines deal was found by Cheapflights users on 8/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/18:25 am -
1 stop19h 45m
Sun 11/89:00 am -
2 stops19h 36m
Deal found 8/11![United Airlines logo]()
$735
Last-minute flights from San Juan to DublinDiscover last-minute flight deals from San Juan to Dublin. Data last updated August 11, 2026 and is based on user searches.
Discover last-minute flight deals from San Juan to Dublin. Data last updated August 11, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 8/6. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/14:55 pm -
1 stop12h 45m
Fri 9/119:20 am -
2 stops19h 30m
Deal found 8/6![United Airlines logo]()
$775
This United Airlines deal was found by Cheapflights users on 8/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/71:25 pm -
1 stop13h 05m
Mon 9/149:20 am -
2 stops58h 24m
Deal found 8/10![United Airlines logo]()
$751
This KLM deal was found by Cheapflights users on 8/10. 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 9/72:10 pm -
2 stops17h 30m
Mon 9/148:55 am -
2 stops19h 54m
Deal found 8/10![KLM logo]()
$765
This United Airlines deal was found by Cheapflights users on 8/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/131:00 am -
2 stops25h 20m
Wed 9/2311:35 am -
2 stops31h 10m
Deal found 8/7![United Airlines logo]()
$777
This JetBlue deal was found by Cheapflights users on 8/7. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/1410:30 am -
1 stop17h 30m
Wed 9/2311:30 am -
1 stop13h 04m
Deal found 8/7![JetBlue logo]()
$731
This KLM deal was found by Cheapflights users on 8/7. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/141:16 pm -
1 stop15h 44m
Wed 9/2311:10 am -
2 stops17h 39m
Deal found 8/7![KLM logo]()
$773
This KLM deal was found by Cheapflights users on 8/10. 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.
Wed 9/237:00 am -
1 stop20h 45m
Wed 9/308:55 am -
2 stops19h 54m
Deal found 8/10![KLM logo]()
$723
This United Airlines deal was found by Cheapflights users on 8/6. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/231:25 pm -
1 stop13h 05m
Wed 9/301:35 pm -
1 stop15h 15m
Deal found 8/6![United Airlines logo]()
$726
This KLM deal was found by Cheapflights users on 8/9. 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.
Thu 9/247:00 am -
1 stop20h 45m
Wed 9/308:55 am -
2 stops19h 54m
Deal found 8/9![KLM logo]()
$770
One-way flights from San Juan to DublinSearch for one-way flight options from San Juan to Dublin. Find affordable one-way fares based on user searches. Data last updated August 11, 2026.
Search for one-way flight options from San Juan to Dublin. Find affordable one-way fares based on user searches. Data last updated August 11, 2026.
This Expedia deal was found by Cheapflights users on 8/9. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/218:25 pm -
1 stop16h 15m
Deal found 8/9![Iberia logo]()
$319
This Expedia deal was found by Cheapflights users on 8/9. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/151:00 pm -
1 stop15h 00m
Deal found 8/9![JetBlue logo]()
$350
This Kiwi.com deal was found by Cheapflights users on 8/9. 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 9/154:30 pm -
3 stops49h 10m
Deal found 8/9![Multiple Airlines logo]()
$369
This Expedia deal was found by Cheapflights users on 8/9. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/246:55 pm -
1 stop32h 25m
Deal found 8/9![JetBlue logo]()
$402
This Kiwi.com deal was found by Cheapflights users on 8/9. 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.
Thu 9/2411:54 am -
3 stops30h 56m
Deal found 8/9![Multiple Airlines logo]()
$416
This United Airlines deal was found by Cheapflights users on 8/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/251:00 am -
2 stops27h 45m
Deal found 8/7![United Airlines logo]()
$420
This Kiwi.com deal was found by Cheapflights users on 8/9. 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.
Thu 8/203:10 am -
2 stops37h 35m
Deal found 8/9![Multiple Airlines logo]()
$448
This Kiwi.com deal was found by Cheapflights users on 8/7. 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.
Wed 8/2612:11 pm -
2 stops30h 09m
Deal found 8/7![Multiple Airlines logo]()
$489
Find flight deals from San Juan to Dublin
Discover tips and strategies to find the most affordable flight options for your journey from San Juan (PR1) 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 August 11, 2026.
Round-trip from | $682 (American Airlines) |
|---|---|
One-way from | $319 (Expedia) |
Popular in | August |
Cheapest in | October |
Average price | $965 |
Cheapflights Fare Finder
Customize your flight search to find flights from San Juan 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 August 11, 2026.
Use the filters below to find and compare flights from San Juan to Dublin that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
San JuanDublin
SJU San Juan Luis Munoz Marin Intl - DUB Dublin
SJUDUB
San Juan Luis Munoz Marin Intl
Sun 10/25
12:00 pm-10:20 am
2 stops18h 20m
Dublin
Tue 11/3
9:30 am-10:22 pm
2 stops16h 52m
$696
San JuanDublin
SJU San Juan Luis Munoz Marin Intl - DUB Dublin
SJUDUB
San Juan Luis Munoz Marin Intl
Wed 11/4
1:00 pm-9:55 am
1 stop16h 55m
Dublin
Sat 11/14
9:00 am-12:36 am
2 stops19h 36m
$709
San JuanDublin
SJU San Juan Luis Munoz Marin Intl - DUB Dublin
SJUDUB
San Juan Luis Munoz Marin Intl
Tue 9/22
1:00 am-7:45 am
2 stops25h 45m
Dublin
Wed 9/30
9:30 am-11:50 pm
1 stop19h 20m
$729
Quickest round-trip
San JuanDublin
SJU San Juan Luis Munoz Marin Intl - DUB Dublin
SJUDUB
San Juan Luis Munoz Marin Intl
Mon 9/14
10:30 am-9:00 am
1 stop17h 30m
Dublin
Wed 9/23
11:30 am-7:34 pm
1 stop13h 04m
$731
San JuanDublin
SJU San Juan Luis Munoz Marin Intl - DUB Dublin
SJUDUB
San Juan Luis Munoz Marin Intl
Sun 11/1
8:25 am-8:10 am
1 stop19h 45m
Dublin
Sun 11/8
9:00 am-12:36 am
2 stops19h 36m
$735
San JuanDublin
SJU San Juan Luis Munoz Marin Intl - DUB Dublin
SJUDUB
San Juan Luis Munoz Marin Intl
Tue 10/20
1:15 pm-10:00 am
1 stop15h 45m
Dublin
Sun 11/1
8:55 am-12:44 am
2 stops19h 49m
$736
Cheapest one-way
San JuanDublin
SJU San Juan Luis Munoz Marin Intl - DUB Dublin
SJUDUB
San Juan Luis Munoz Marin Intl
Fri 8/21
8:25 pm-5:40 pm
1 stop16h 15m
$319
San JuanDublin
SJU San Juan Luis Munoz Marin Intl - DUB Dublin
SJUDUB
San Juan Luis Munoz Marin Intl
Tue 9/15
4:30 pm-10:40 pm
3 stops49h 10m
$369
San JuanDublin
SJU San Juan Luis Munoz Marin Intl - DUB Dublin
SJUDUB
San Juan Luis Munoz Marin Intl
Thu 9/24
6:55 pm-8:20 am
1 stop32h 25m
$402
San JuanDublin
SJU San Juan Luis Munoz Marin Intl - DUB Dublin
SJUDUB
San Juan Luis Munoz Marin Intl
Thu 9/24
11:54 am-11:50 pm
3 stops30h 56m
$416
Showing 1-10 of 15 resultsSorted by cheapest first
Best time to book a flight from San Juan to Dublin
Have a flexible travel schedule? Discover the best time to fly to Dublin from San Juan with our price prediction graph.
PR1-DUB
SJU-DUB
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 San Juan to Dublin
PR1-DUB
SJU-DUB
How much does it cost to fly round-trip from San Juan to Dublin?
Airfare is below average for this route at the moment.
San Juan to Dublin flights typically cost between $917 and $1,060 in October.The cheapest round-trip price found within the last 5 days was $682 on American Airlines (Oct 25-Nov 4).
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 August 11, 2026.
Get a feel of what it's like to fly with KLM,Delta, andUnited Airlines from San Juan 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.
Boarding
7.8
Crew
8.4
Comfort
7.7
Food
7.3
Overall
7.8
Entertainment
7.2
Reviews
1 / 20
4.0
OkaySubhash,Jul 2026
CDG - ATL
Boarding
7.8
Crew
8.4
Comfort
7.7
Food
7.3
Overall
7.8
Entertainment
7.2
Reviews
1 / 20
4.0
OkaySubhash,Jul 2026
CDG - ATL
Boarding
7.8
Crew
8.4
Comfort
7.7
Food
7.3
Overall
7.8
Entertainment
7.2
Reviews
1 / 20
4.0
OkaySubhash,Jul 2026
CDG - ATL
Boarding
7.8
Crew
8.4
Comfort
7.7
Food
7.3
Overall
7.8
Entertainment
7.2
Reviews
1 / 20
4.0
OkaySubhash,Jul 2026
CDG - ATL
Boarding
7.8
Crew
8.4
Comfort
7.7
Food
7.3
Overall
7.8
Entertainment
7.2
Reviews
1 / 20
4.0
OkaySubhash,Jul 2026
CDG - ATL
Related info for your journey
Find useful and relevant information for your journey from San Juan to Dublin. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Dublin?
Book flights to Dublin if you plan to visit one of these locationsCastleknock
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Complete your trip
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Other flights to Dublin
Explore flights to Dublin departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on August 11, 2026.
Search flights from San Juan to Dublin by cabin class
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San Juan and Dublin flights
Browse other San Juan and Dublin flight options. Last updated on August 11, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 4 airlines flying from San Juan to Dublin
Discover the top 4 airlines that operate flights from San Juan 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 August 11, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$380 | Average$833 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$380 | Average$637 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$430 | Average$646 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$468 | Average$636 | FlexibilityNo cancel fee | On-time75% |