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Cheap flights from Dublin to San Juan from £480

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 26/4. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — SJU
18 Mar — 25 Mar1
1 adult

Cheap flight deals from Dublin to San Juan

Discover tips and strategies to find the most affordable flight options for your journey from Dublin (DUB) to San Juan (PR1). 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 13 March 2025.

Round-trip from

£480

Popular in

October

Cheapest in

May

Average price

£631
KLM
  • KLM
  • 26/4-3/5
  • 3 total stops
  • 34h 49m total
  • Dublin to San Juan
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (£33 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£14 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2025
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Find flight deals from Dublin to San Juan

Cheapest flights from Dublin to San Juan
Explore the most affordable flight options available from Dublin to San Juan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 13 March 2025.

Sat 26/408:55DUB - SJU
2 stops19h 53mKLM
Sat 3/513:19SJU - DUB
1 stop14h 56mKLM
Deal found 12/3£480
Thu 11/911:00DUB - SJU
1 stop16h 08mDelta
Thu 18/907:20SJU - DUB
1 stop20h 55mDelta
Deal found 12/3£497
Sat 26/411:45DUB - SJU
1 stop17h 26mJetBlue
Sat 3/511:55SJU - DUB
1 stop16h 05mJetBlue
Deal found 11/3£500
Sat 26/406:55DUB - SJU
2 stops30h 31mMultiple Airlines
Fri 2/500:30SJU - DUB
3 stops32h 30mMultiple Airlines
Deal found 12/3£534
Thu 3/409:50DUB - SJU
2 stops19h 04mUnited Airlines
Tue 8/401:05SJU - DUB
2 stops27h 40mUnited Airlines
Deal found 12/3£681
Sat 26/411:05DUB - SJU
1 stop14h 40mAer Lingus
Fri 2/503:29SJU - DUB
1 stop24h 16mAer Lingus
Deal found 12/3£785

Find flights from Dublin to San Juan within your budget

Customise your flight search to find flights from Dublin 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 13 March 2025.

Fly from

Dublin

Fly to

San Juan

Route

Depart

Return

Price

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Sat 26/4

08:55-23:48

2 stops19h 53m

San Juan Luis Munoz Marin Intl

Sat 3/5

13:19-09:15

1 stop14h 56m

£480

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Sat 26/4

11:45-02:50

1 stop20h 05m

San Juan Luis Munoz Marin Intl

Sat 3/5

11:55-09:00

1 stop16h 05m

£500

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Sat 26/4

06:55-08:26

2 stops30h 31m

San Juan Luis Munoz Marin Intl

Fri 2/5

00:30-14:00

3 stops32h 30m

£534

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Thu 3/4

09:50-23:54

2 stops19h 04m

San Juan Luis Munoz Marin Intl

Tue 8/4

01:05-09:45

2 stops27h 40m

£681

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Sat 26/4

11:05-20:45

1 stop14h 40m

San Juan Luis Munoz Marin Intl

Fri 2/5

03:29-08:45

1 stop24h 16m

£785

Flights are sorted by cheapest return flights first.

Deals found on 12/3

Best time to book a flight from Dublin to San Juan

Have a flexible travel schedule? Discover the best time to fly to San Juan from Dublin with our price prediction graph.
Estimated return 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.

Travel insights for flights from Dublin to San Juan

Get recent, data-driven insights about flights from Dublin to San Juan including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Dublin to San Juan?

Currently, April is the cheapest month in which you can book a flight from Dublin to San Juan (average of £631). Flying from Dublin 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.

Rainfall in San Juan by month

Plan your trip to San Juan by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Juan ranges from 55.0 - 156.0 inches per month. November is typically the wettest month, when rainfall can reach 156.0 mm. March is typically the driest time to visit San Juan when rainfall is around 55.0 mm.

Temperature in San Juan by month

Plan your trip to San Juan by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Juan, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 28.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 25.0 C).

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 13 March 2025.
KLM
7.8
Good
1,320 reviews
Check prices

Food

7.3

Crew

8.4

Comfort

7.7

Overall

7.8

Boarding

7.8

Entertainment

7.2

Reviews

1 / 20

8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.

KLM
7.8
Good
1,320 reviews
KLM
7.8
Good
1,320 reviews
Check prices

Food

7.3

Crew

8.4

Comfort

7.7

Overall

7.8

Boarding

7.8

Entertainment

7.2

Reviews

1 / 20

8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.

United Airlines
7.4
Good
8,623 reviews
KLM
7.8
Good
1,320 reviews
Check prices

Food

7.3

Crew

8.4

Comfort

7.7

Overall

7.8

Boarding

7.8

Entertainment

7.2

Reviews

1 / 20

8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.

JetBlue
7.3
Good
2,953 reviews
KLM
7.8
Good
1,320 reviews
Check prices

Food

7.3

Crew

8.4

Comfort

7.7

Overall

7.8

Boarding

7.8

Entertainment

7.2

Reviews

1 / 20

8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.

Aer Lingus
7.0
Good
1,064 reviews
KLM
7.8
Good
1,320 reviews
Check prices

Food

7.3

Crew

8.4

Comfort

7.7

Overall

7.8

Boarding

7.8

Entertainment

7.2

Reviews

1 / 20

8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.

Related info for your journey

Find useful and relevant information for your journey from Dublin to San Juan. 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 from for flights from Dublin to San Juan?

    If you book a flight to San Juan from Dublin, you will be flying from Dublin, which is the city’s only airport. Dublin (DUB) is located 5.7 mi from the center of Dublin. There are 0 flights from Dublin to San Juan per day from 0 different airlines.

  • What are the cheapest airlines flying from Dublin to San Juan round-trip?

    KLM, at £480, was found to be the cheapest airline from Dublin to San Juan.Alternate airlines flying return to your destination include JetBlue and United Airlines. KLM is priced at 28% lower than the current average price of a flight leaving 3 months from now.

  • Can I find deals for flights from Dublin to San Juan that include hotel bookings?

    Yes. In addition to deals on Dublin to San Juan flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Dublin to San Juan?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dublin to San Juan.

  • Can I find deals for business class flights from Dublin to San Juan?

    Yes. Cheapflights offers flight deals from Dublin to San Juan 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 Dublin to San Juan?

    Currently, April is the cheapest month in which you can book a flight from Dublin to San Juan (average of £631). Flying from Dublin 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.

See more FAQs

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Alternative routes for Dublin to San Juan

See prices for flight routes from nearby airports that may be better suited for you.
Dublin to Luis Munoz Marin Intl flights

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