$307+ 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 9/8. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — DUB
Jun 20 — Jun 271
Round-trip
1 adult, Economy
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Find cheap flights from San Juan 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
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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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Best
Last-minute
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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 May 21, 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 May 21, 2026.
This United Airlines deal was found by Cheapflights users on 5/18. 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 9/24:55 pm
SJU
- DUB
1 stop12h 45m
United Airlines
Tue 9/89:20 am
DUB
- SJU
2 stops19h 30m
United Airlines
Deal found 5/18![United Airlines logo]()
$659
This Delta deal was found by Cheapflights users on 5/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/107:15 am
SJU
- DUB
1 stop21h 30m
Delta
Fri 12/45:45 am
DUB
- SJU
2 stops22h 10m
Delta
Deal found 5/20![Delta logo]()
$660
This Delta deal was found by Cheapflights users on 5/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/87:00 am
SJU
- DUB
1 stop21h 45m
Delta
Fri 12/411:55 am
DUB
- SJU
1 stop29h 25m
Delta
Deal found 5/20![Delta logo]()
$663
This United Airlines deal was found by Cheapflights users on 5/18. 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 9/24:55 pm
SJU
- DUB
1 stop12h 45m
United Airlines
Thu 9/109:50 am
DUB
- SJU
2 stops31h 07m
United Airlines
Deal found 5/18![United Airlines logo]()
$664
This KLM deal was found by Cheapflights users on 5/19. 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 9/21:26 pm
SJU
- DUB
2 stops18h 14m
KLM
Wed 9/168:55 am
DUB
- SJU
2 stops19h 49m
KLM
Deal found 5/19![KLM logo]()
$665
This American Airlines deal was found by Cheapflights users on 5/20. 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.
Wed 10/213:50 pm
SJU
- DUB
2 stops16h 05m
American Airlines
Sun 11/111:30 am
DUB
- SJU
1 stop16h 17m
American Airlines
Deal found 5/20![American Airlines logo]()
$701
This British Airways deal was found by Cheapflights users on 5/20. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2012:05 pm
SJU
- DUB
2 stops16h 35m
British Airways
Sun 11/111:30 am
DUB
- SJU
1 stop16h 17m
British Airways
Deal found 5/20![British Airways logo]()
$702
This British Airways deal was found by Cheapflights users on 5/20. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/66:42 pm
SJU
- DUB
2 stops16h 23m
Multiple Airlines
Mon 11/166:35 pm
DUB
- SJU
1 stop26h 05m
Multiple Airlines
Deal found 5/20![Multiple Airlines logo]()
$704
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 May 21, 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 May 21, 2026.
This Delta deal was found by Cheapflights users on 5/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/92:05 pm
SJU
- DUB
1 stop14h 40m
Delta
Fri 12/411:55 am
DUB
- SJU
1 stop29h 25m
Delta
Deal found 5/20![Delta logo]()
$663
This United Airlines deal was found by Cheapflights users on 5/18. 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 9/11:00 am
SJU
- DUB
2 stops25h 20m
United Airlines
Tue 9/89:20 am
DUB
- SJU
2 stops19h 30m
United Airlines
Deal found 5/18![United Airlines logo]()
$664
This British Airways deal was found by Cheapflights users on 5/17. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/66:42 pm
SJU
- DUB
2 stops16h 23m
Multiple Airlines
Mon 11/166:35 pm
DUB
- SJU
1 stop26h 05m
Multiple Airlines
Deal found 5/17![Multiple Airlines logo]()
$704
This Delta deal was found by Cheapflights users on 5/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/146:35 pm
SJU
- DUB
1 stop33h 10m
Delta
Sat 12/59:40 am
DUB
- SJU
1 stop17h 40m
Delta
Deal found 5/20![Delta logo]()
$711
This United Airlines deal was found by Cheapflights users on 5/17. 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 9/12:55 pm
SJU
- DUB
1 stop15h 15m
United Airlines
Sun 9/139:20 am
DUB
- SJU
2 stops31h 37m
United Airlines
Deal found 5/17![United Airlines logo]()
$714
This Delta deal was found by Cheapflights users on 5/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/27:00 am
SJU
- DUB
1 stop21h 45m
Delta
Mon 11/910:45 am
DUB
- SJU
1 stop17h 10m
Delta
Deal found 5/19![Delta logo]()
$711
Last-minute flights from San Juan to DublinDiscover last-minute flight deals from San Juan to Dublin. Data last updated May 21, 2026 and is based on user searches.
Discover last-minute flight deals from San Juan to Dublin. Data last updated May 21, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 5/20. 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.
Tue 5/267:00 am
SJU
- DUB
1 stop21h 35m
American Airlines
Thu 6/49:50 am
DUB
- SJU
1 stop14h 00m
American Airlines
Deal found 5/20![American Airlines logo]()
$916
This United Airlines deal was found by Cheapflights users on 5/21. 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 5/267:40 am
SJU
- DUB
2 stops18h 50m
United Airlines
Thu 6/49:50 am
DUB
- SJU
2 stops32h 55m
United Airlines
Deal found 5/21![United Airlines logo]()
$922
This KLM deal was found by Cheapflights users on 5/18. 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 5/267:30 am
SJU
- DUB
2 stops19h 25m
KLM
Thu 6/48:55 am
DUB
- SJU
2 stops18h 22m
KLM
Deal found 5/18![KLM logo]()
$927
This KLM deal was found by Cheapflights users on 5/18. 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 5/272:35 pm
SJU
- DUB
1 stop14h 25m
KLM
Wed 6/1011:10 am
DUB
- SJU
2 stops17h 33m
KLM
Deal found 5/18![KLM logo]()
$914
This American Airlines deal was found by Cheapflights users on 5/20. 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.
Wed 5/271:47 pm
SJU
- DUB
1 stop11h 43m
American Airlines
Wed 6/101:45 pm
DUB
- SJU
1 stop14h 15m
American Airlines
Deal found 5/20![American Airlines logo]()
$925
This United Airlines deal was found by Cheapflights users on 5/18. 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 5/277:40 am
SJU
- DUB
2 stops18h 40m
United Airlines
Wed 6/109:30 am
DUB
- SJU
2 stops16h 54m
United Airlines
Deal found 5/18![United Airlines logo]()
$930
This United Airlines deal was found by Cheapflights users on 5/20. 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.
Fri 6/267:20 am
SJU
- DUB
1 stop22h 20m
United Airlines
Sat 7/49:50 am
DUB
- SJU
2 stops19h 00m
United Airlines
Deal found 5/20![United Airlines logo]()
$954
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 May 21, 2026.
Search for one-way flight options from San Juan to Dublin. Find affordable one-way fares based on user searches. Data last updated May 21, 2026.
This KLM deal was found by Cheapflights users on 5/19. 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 9/87:30 am
SJU
- DUB
1 stop20h 15m
KLM
Deal found 5/19![KLM logo]()
$307
This Expedia deal was found by Cheapflights users on 5/17. 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.
Wed 7/153:10 pm
SJU
- DUB
1 stop12h 50m
JetBlue
Deal found 5/17![JetBlue logo]()
$411
This KLM deal was found by Cheapflights users on 5/17. 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 7/1512:56 pm
SJU
- DUB
2 stops16h 04m
KLM
Deal found 5/17![KLM logo]()
$440
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 May 21, 2026.
Round-trip from | $659 (United Airlines) |
|---|---|
One-way from | $307 (KLM) |
Popular in | June |
Cheapest in | February |
Average price | $609 |
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 May 21, 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 - DUB
SJUDUB
San Juan Luis Munoz Marin Intl
Mon 11/9
2:05 pm-8:45 am
1 stop14h 40m
Dublin
Fri 12/4
11:55 am-1:20 pm
1 stop29h 25m
$663
San JuanDublin
SJU - DUB
SJUDUB
San Juan Luis Munoz Marin Intl
Tue 9/1
1:00 am-7:20 am
2 stops25h 20m
Dublin
Tue 9/8
9:20 am-11:50 pm
2 stops19h 30m
$664
San JuanDublin
SJU - DUB
SJUDUB
San Juan Luis Munoz Marin Intl
Fri 11/6
6:42 pm-3:05 pm
2 stops16h 23m
Dublin
Mon 11/16
6:35 pm-4:40 pm
1 stop26h 05m
$704
San JuanDublin
SJU - DUB
SJUDUB
San Juan Luis Munoz Marin Intl
Sat 11/14
6:35 pm-7:45 am
1 stop33h 10m
Dublin
Sat 12/5
9:40 am-11:20 pm
1 stop17h 40m
$711
Quickest round-trip
San JuanDublin
SJU - DUB
SJUDUB
San Juan Luis Munoz Marin Intl
Mon 11/2
7:00 am-8:45 am
1 stop21h 45m
Dublin
Mon 11/9
10:45 am-11:55 pm
1 stop17h 10m
$711
San JuanDublin
SJU - DUB
SJUDUB
San Juan Luis Munoz Marin Intl
Tue 9/1
2:55 pm-11:10 am
1 stop15h 15m
Dublin
Sun 9/13
9:20 am-11:57 am
2 stops31h 37m
$714
Cheapest one-way
San JuanDublin
SJU - DUB
SJUDUB
San Juan Luis Munoz Marin Intl
Tue 9/8
7:30 am-8:45 am
1 stop20h 15m
$307
Quickest one-way
San JuanDublin
SJU - DUB
SJUDUB
San Juan Luis Munoz Marin Intl
Wed 7/15
3:10 pm-9:00 am
1 stop12h 50m
$411
San JuanDublin
SJU - DUB
SJUDUB
San Juan Luis Munoz Marin Intl
Wed 7/15
12:56 pm-10:00 am
2 stops16h 04m
$440
Sorted 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?
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 21, 2026.
Get a feel of what it's like to fly with KLM,United Airlines, andJetBlue 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.
Overall
7.8
Boarding
7.8
Entertainment
7.2
Comfort
7.7
Food
7.3
Crew
8.4
Reviews
1 / 20
6.0
GoodAnonymous,Apr 2026
OKC - ATL
Overall
7.8
Boarding
7.8
Entertainment
7.2
Comfort
7.7
Food
7.3
Crew
8.4
Reviews
1 / 20
6.0
GoodAnonymous,Apr 2026
OKC - ATL
Overall
7.8
Boarding
7.8
Entertainment
7.2
Comfort
7.7
Food
7.3
Crew
8.4
Reviews
1 / 20
6.0
GoodAnonymous,Apr 2026
OKC - ATL
Overall
7.8
Boarding
7.8
Entertainment
7.2
Comfort
7.7
Food
7.3
Crew
8.4
Reviews
1 / 20
6.0
GoodAnonymous,Apr 2026
OKC - ATL
Overall
7.8
Boarding
7.8
Entertainment
7.2
Comfort
7.7
Food
7.3
Crew
8.4
Reviews
1 / 20
6.0
GoodAnonymous,Apr 2026
OKC - 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
Complete your trip to Dublin by adding a car rental and/or hotel reservation to your travel itinerary.
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 May 21, 2026.
Search flights from San Juan to Dublin by cabin class
Find flights from San Juan to Dublin, based on your preferred cabin class, be it economy, premium economy, business, or first class.
San Juan and Dublin flights
Browse other San Juan and Dublin flight options. Last updated on May 21, 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 May 21, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$160 | Average$663 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$371 | Average$387 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$430 | Average$610 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$468 | Average$626 | FlexibilityNo cancel fee | On-time75% |