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Cheap flights from Glasgow to Puerto Rico from £285

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 23/10. Fares are subject to change and may not be available on all flights or dates of travel.
GLA — SJU
20 Jul — 27 Jul1
1 adult

Cheap flight deals from Glasgow to Puerto Rico

Keep the following information in mind while searching for Glasgow to Puerto Rico flight deals. Data was last updated 15 July 2025.

Popular in

August

Cheapest in

December

Average price

£1,003
Highest demand for flights based on searches. 5% potential increase in price (£44 potential increase over avg. return price).
Cheapest flight prices on average. 1% potential price decrease (£13 potential savings vs. average return price).
Average for round-trip flights in July 2025

Find flight deals from Glasgow to Puerto Rico

One-way flights from Glasgow to Puerto Rico
Search for one-way flight options from Glasgow to Puerto Rico. Find affordable one-way fares based on user searches. Data last updated 15 July 2025.

Thu 23/1020:05GLA - SJU
3 stops42h 49mMultiple Airlines
Deal found 14/7£285
Sat 8/1108:20GLA - SJU
2 stops17h 29mAer Lingus
Deal found 15/7£705

Cheapflights Fare Finder

Customise your flight search to find flights from Glasgow to Puerto Rico 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 15 July 2025.
Use the filters below to find and compare flights from Glasgow to Puerto Rico that are best for you.

Fly from

Glasgow

Fly to

Puerto Rico

Route

Depart

Return

Price

GlasgowSan Juan

GLA - SJU

GLASJU

Glasgow Intl

Thu 23/10

20:05-09:54

3 stops42h 49m

£285

GlasgowSan Juan

GLA - SJU

GLASJU

Glasgow Intl

Sat 8/11

08:20-21:49

2 stops17h 29m

£705

Flights are sorted by cheapest return flights first.

Deals found on 14/7

Best time to book a flight from Glasgow to Puerto Rico

Have a flexible travel schedule? Discover the best time to fly to Puerto Rico from Glasgow 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.

Cheapflights Insights

Everything you need to know about your flight from Glasgow to Puerto Rico

What is the cheapest month to book a flight from Glasgow to Puerto Rico?

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

Reviews of airlines servicing Puerto Rico

Get insights into the airlines that provide service to Puerto Rico. 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 Puerto Rico. Reviews last updated 15 July 2025.
Read reviews from past customers who have flown with Aer Lingus from Glasgow to Puerto Rico. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Boarding

7.2

Entertainment

6.8

Crew

8.0

Overall

7.1

Comfort

7.0

Food

6.4

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

SEA - DUB

Most airlines board by group even though passengers are seated at the back. At Seatac, passengers were seated starting at the back. Otherwise, flight was good.

Boarding

7.2

Entertainment

6.8

Crew

8.0

Overall

7.1

Comfort

7.0

Food

6.4

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

SEA - DUB

Most airlines board by group even though passengers are seated at the back. At Seatac, passengers were seated starting at the back. Otherwise, flight was good.

Related info for your journey

Find useful and relevant information for your journey from Glasgow to Puerto Rico. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • Can I find deals for flights from Glasgow to Puerto Rico that include hotel bookings?

    Yes. In addition to deals on Glasgow to Puerto Rico flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Glasgow to Puerto Rico?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Glasgow to Puerto Rico.

  • Can I find deals for business class flights from Glasgow to Puerto Rico?

    Yes. Cheapflights offers flight deals from Glasgow to Puerto Rico 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 Glasgow to Puerto Rico?

    Currently, April is the cheapest month in which you can book a flight from Glasgow to Puerto Rico (average of £631). Flying from Glasgow to Puerto Rico 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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Top 3 airlines flying from Glasgow to Puerto Rico

Discover the top 3 airlines that operate flights from Glasgow to Puerto Rico. 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 858,174 searches. Data last updated 15 July 2025.
AirlineCheapestAverageFlexibilityOn-time
FinnairCheapest£507Average£649FlexibilityNo cancel feeOn-time76%
Search Finnair flights
IcelandairCheapest£561Average£774FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
British AirwaysCheapest£577Average£975FlexibilityNo cancel feeOn-time70%
Search British Airways flights

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How does Cheapflights help users find flights from Glasgow to Puerto Rico?

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Can Cheapflights find flights from Glasgow to Puerto Rico with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Glasgow to Puerto Rico flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Glasgow to Puerto Rico become cheaper?

Yes, Cheapflights offers price alerts on Glasgow to Puerto Rico flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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