€270 Find Cheap Flights to Puerto Rico

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Ireland to Puerto Rico departing on 1/4. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult

Search hundreds of travel sites at once for deals on flights to Puerto Rico

Travellers love KAYAK
41,299,237 searches in the past 7 days on KAYAK

Track pricesNot ready to book? Create a price alert for when prices drop.

Free to useThere are no hidden charges or fees.

Filter your dealsChoose cabin class, free Wi-Fi and more.

Good to know

Low season

November

High season

July

Cheapest flight

€270
Best time to beat the crowds (11% less expensive on average)
Most popular time to fly (16% more expensive on average)
Flight from Dublin to San Juan

FAQs - booking Puerto Rico flights

  • How does KAYAK find such low prices on flights from Ireland to Puerto Rico?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Ireland to Puerto Rico.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Ireland to Puerto Rico?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Ireland to Puerto Rico is likely to change within 7 days, so travellers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Ireland to Puerto Rico?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly from Ireland to Puerto Rico with an airline and back with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Ireland to Puerto Rico?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying from Ireland to Puerto Rico up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Top tips for finding cheap flights to Puerto Rico

  • High season is considered to be May, June and July. The cheapest month to fly from Ireland is May.
  • Enter your preferred departure airport and travel dates into the search form above to unlock the latest Puerto Rico flight deals.

Book Cheap Puerto Rico Plane Tickets

Recent return flight deals

7/3Fri
1 stopBritish Airways
13h 48mDUB-SJU
11/3Tue
2 stopsBritish Airways
17h 55mSJU-DUB
€559
7/3Fri
1 stopAmerican Airlines
13h 48mDUB-SJU
11/3Tue
2 stopsAmerican Airlines
16h 10mSJU-DUB
€566
8/3Sat
2 stopsDelta
22h 04mDUB-SJU
24/3Mon
2 stopsDelta
22h 10mSJU-DUB
€649
8/3Sat
2 stopsDelta
31h 03mDUB-SJU
24/3Mon
2 stopsDelta
20h 40mSJU-DUB
€655
2/4Wed
3 stops
31h 32mDUB-SJU
8/4Tue
3 stops
37h 19mSJU-DUB
€659
2/4Wed
3 stops
31h 32mDUB-SJU
8/4Tue
2 stops
35h 28mSJU-DUB
€666
5/4Sat
2 stopsKLM
33h 47mDUB-SJU
12/4Sat
2 stopsKLM
34h 55mSJU-DUB
€723
5/4Sat
1 stopKLM
15h 44mDUB-SJU
12/4Sat
2 stopsKLM
34h 55mSJU-DUB
€726
2/4Wed
1 stopAer Lingus
12h 12mDUB-SJU
8/4Tue
1 stopAer Lingus
22h 30mSJU-DUB
€744
5/4Sat
1 stopAer Lingus
14h 50mDUB-SJU
11/4Fri
1 stopAer Lingus
22h 30mSJU-DUB
€999

Search by stops

Search by airline

Search by price

Recent one-way flight deals

1/4Tue
2 stops
49h 57mDUB-SJU
€270
1/4Tue
3 stops
46h 32mDUB-SJU
€291
2/4Wed
3 stops
36h 27mDUB-SJU
€293
2/4Wed
2 stops
37h 57mDUB-SJU
€297
3/4Thu
2 stops
44h 37mDUB-SJU
€301
4/4Fri
3 stops
40h 52mDUB-SJU
€325
3/4Thu
3 stops
42h 32mDUB-SJU
€329
4/4Fri
2 stops
32h 12mDUB-SJU
€342
5/4Sat
1 stopWestJet
30h 35mDUB-SJU
€543
1/4Tue
1 stopAmerican Airlines
32h 10mDUB-SJU
€647

Search by stops

Search by airline

Search by price

Last minute flights to Puerto Rico

Last minute flight, train and bus deals

21/2Fri
multi-stopUnited Airlines
14h 32mDUB-SJU
28/2Fri
multi-stopUnited Airlines
12h 15mSJU-DUB
€915

Search by stops

Search by airline

Search by price

Everything you need to know for your flight to Puerto Rico

Cabin class types available on flights to Puerto Rico

Cabin classes available on flights to Puerto Rico. Prices are the lowest found on KAYAK over the last 7 days. Price and availability is not guaranteed.

Not what you’re looking for? Find thousands of other hotels, flights, car hires and package deals with KAYAK.