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Cheap flights from Dublin to San Juan from £499

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 13/5. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — SJU
5 Feb — 12 Feb1
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 31 January 2025.

Round-trip from

£499

Popular in

June

Cheapest in

May

Average price

£759
JetBlue
  • JetBlue
  • 13/5-21/5
  • 2 total stops
  • 29h 12m total
  • Dublin to San Juan
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (£28 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£17 potential savings vs. average return price).
Search Deals
Average for round-trip flights in January 2025
Search Deals

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 31 January 2025.

Tue 13/511:45DUB - SJU
1 stop14h 42mJetBlue
Wed 21/513:30SJU - DUB
1 stop14h 30mJetBlue
Deal found 31/1£499
Thu 6/1106:00DUB - SJU
2 stops21h 17mAir France
Sat 15/1115:45SJU - DUB
2 stops19h 55mAir France
Deal found 30/1£501
Tue 4/308:50DUB - SJU
2 stops19h 09mKLM
Tue 11/314:42SJU - DUB
2 stops17h 58mKLM
Deal found 31/1£513
Mon 3/308:50DUB - SJU
2 stops19h 09mDelta
Tue 18/313:30SJU - DUB
1 stop14h 55mDelta
Deal found 30/1£518
Tue 4/306:00DUB - SJU
2 stops19h 06mMultiple Airlines
Tue 11/314:42SJU - DUB
2 stops17h 58mMultiple Airlines
Deal found 30/1£519
Fri 7/314:05DUB - SJU
1 stop13h 48mBritish Airways
Thu 13/311:45SJU - DUB
2 stops18h 05mBritish Airways
Deal found 30/1£676
Wed 5/1104:25DUB - SJU
2 stops27h 55mTAP AIR PORTUGAL
Sat 15/1105:15SJU - DUB
2 stops25h 05mTAP AIR PORTUGAL
Deal found 30/1£698
Mon 17/311:50DUB - SJU
2 stops29h 50mUnited Airlines
Mon 24/306:45SJU - DUB
2 stops20h 15mUnited Airlines
Deal found 31/1£955
Tue 4/316:45DUB - SJU
1 stop13h 44mAer Lingus
Mon 10/301:05SJU - DUB
1 stop24h 00mAer Lingus
Deal found 31/1£1,680
Fri 16/509:20DUB - SJU
1 stop19h 37mLufthansa
Tue 20/513:25SJU - DUB
1 stop12h 40mLufthansa
Deal found 31/1£3,185

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 31 January 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Tue 13/5

11:45-21:27

1 stop14h 42m

San Juan Luis Munoz Marin Intl

Wed 21/5

13:30-09:00

1 stop14h 30m

£499

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Tue 4/3

08:50-23:59

2 stops19h 09m

San Juan Luis Munoz Marin Intl

Tue 11/3

14:42-12:40

2 stops17h 58m

£513

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Mon 3/3

08:50-23:59

2 stops19h 09m

San Juan Luis Munoz Marin Intl

Tue 18/3

13:30-08:25

1 stop14h 55m

£518

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Tue 4/3

06:00-21:06

2 stops19h 06m

San Juan Luis Munoz Marin Intl

Tue 11/3

14:42-12:40

2 stops17h 58m

£519

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Fri 7/3

14:05-23:53

1 stop13h 48m

San Juan Luis Munoz Marin Intl

Thu 13/3

11:45-09:50

2 stops18h 05m

£676

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Sun 2/3

04:25-00:56

2 stops24h 31m

San Juan Luis Munoz Marin Intl

Tue 18/3

11:05-23:20

2 stops32h 15m

£718

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Fri 7/3

06:00-21:06

2 stops19h 06m

San Juan Luis Munoz Marin Intl

Sun 16/3

07:45-08:45

1 stop21h 00m

£725

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Mon 17/3

11:50-15:36

2 stops31h 46m

San Juan Luis Munoz Marin Intl

Mon 24/3

13:10-07:00

1 stop13h 50m

£955

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Tue 4/3

16:45-02:29

1 stop13h 44m

San Juan Luis Munoz Marin Intl

Mon 10/3

01:05-05:05

1 stop24h 00m

£1,680

DublinSan Juan

DUB - SJU

DUBSJU

Dublin

Fri 16/5

09:20-23:57

1 stop19h 37m

San Juan Luis Munoz Marin Intl

Tue 20/5

13:25-07:05

1 stop12h 40m

£3,185

Flights are sorted by cheapest return flights first.

Deals found on 30/1

Showing 1-10 of 11 results
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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 31 January 2025.
Delta
8.0
Very Good
8,450 reviews
Check prices

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

8.0

Food

7.3

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Matt,Sept 2023

LAX - DAL

The crew was exceptional. The best crew on all 4 flight we took on this trip.

Delta
8.0
Very Good
8,450 reviews
Delta
8.0
Very Good
8,450 reviews
Check prices

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

8.0

Food

7.3

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Matt,Sept 2023

LAX - DAL

The crew was exceptional. The best crew on all 4 flight we took on this trip.

KLM
7.8
Good
1,335 reviews
Delta
8.0
Very Good
8,450 reviews
Check prices

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

8.0

Food

7.3

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Matt,Sept 2023

LAX - DAL

The crew was exceptional. The best crew on all 4 flight we took on this trip.

JetBlue
7.4
Good
3,153 reviews
Delta
8.0
Very Good
8,450 reviews
Check prices

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

8.0

Food

7.3

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Matt,Sept 2023

LAX - DAL

The crew was exceptional. The best crew on all 4 flight we took on this trip.

Air France
7.4
Good
1,471 reviews
Delta
8.0
Very Good
8,450 reviews
Check prices

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

8.0

Food

7.3

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Matt,Sept 2023

LAX - DAL

The crew was exceptional. The best crew on all 4 flight we took on this trip.

United Airlines
7.4
Good
8,906 reviews
Delta
8.0
Very Good
8,450 reviews
Check prices

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

8.0

Food

7.3

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Matt,Sept 2023

LAX - DAL

The crew was exceptional. The best crew on all 4 flight we took on this trip.

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?

    JetBlue, at £499, was found to be the cheapest airline from Dublin to San Juan.Alternate airlines flying return to your destination include KLM and Delta. JetBlue is priced at 31% 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

Browse thousands of different options on Cheapflights for your next trip

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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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