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Cheap flights from Glasgow Intl Airport to Puerto Rico from £850

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 17/9. Fares are subject to change and may not be available on all flights or dates of travel.
GLA — SJU
25 Mar — 1 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Glasgow Intl to Puerto Rico

Enter your travel dates to find the best prices.

Cheapest flights from Glasgow Intl to Puerto Rico
Explore the most affordable flight options available from Glasgow Intl to Puerto Rico. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 23 February 2026.

Thu 17/915:55
GLA
-
SJU
2 stops28h 30m
Multiple Airlines
Mon 28/912:05
SJU
-
GLA
2 stops20h 20m
Multiple Airlines
Deal found 22/2£850
Thu 17/914:00
GLA
-
SJU
1 stop28h 45m
Lufthansa
Mon 28/913:25
SJU
-
GLA
1 stop15h 45m
Lufthansa
Deal found 22/2£992
Thu 26/212:35
GLA
-
SJU
2 stops19h 16m
Icelandair
Mon 2/314:25
SJU
-
GLA
2 stops15h 30m
Icelandair
Deal found 20/2£1,003
Thu 17/914:00
GLA
-
SJU
1 stop14h 57m
United Airlines
Mon 28/907:00
SJU
-
GLA
2 stops22h 10m
United Airlines
Deal found 22/2£1,027
Fri 13/318:40
GLA
-
SJU
2 stops26h 00m
British Airways
Fri 20/318:01
SJU
-
GLA
2 stops17h 09m
British Airways
Deal found 19/2£1,070
Fri 13/306:35
GLA
-
SJU
2 stops21h 17m
American Airlines
Fri 20/316:18
SJU
-
GLA
2 stops16h 47m
American Airlines
Deal found 20/2£1,071
Thu 26/206:35
GLA
-
SJU
2 stops17h 20m
British Airways
Mon 2/312:46
SJU
-
GLA
2 stops17h 59m
British Airways
Deal found 19/2£1,354
Wed 4/312:35
GLA
-
SJU
2 stops25h 27m
Icelandair
Fri 13/311:45
SJU
-
GLA
2 stops42h 10m
Icelandair
Deal found 22/2£4,453

Find flight deals from Glasgow Intl to Puerto Rico

Keep the following information in mind while searching for Glasgow Intl to Puerto Rico flight deals. Data was last updated 23 February 2026.

Round-trip from

£1,070

Popular in

August

Cheapest in

November
British Airways
  • British Airways
  • 13/3-20/3
  • 4 total stops
  • 43h 09m total
  • Glasgow to Puerto Rico
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (£69 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

Cheapflights Fare Finder

 
Customise your flight search to find flights from Glasgow Intl 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 23 February 2026.
Use the filters below to find and compare flights from Glasgow Intl Airport to Puerto Rico that are best for you.

Fly from

Glasgow Intl

Fly to

Puerto Rico

Route

Depart

Return

Price

GlasgowSan Juan

GLA - SJU

GLASJU

Glasgow Intl

Fri 13/3

18:40-16:40

2 stops26h 00m

San Juan Luis Munoz Marin Intl

Fri 20/3

18:01-15:10

2 stops17h 09m

£1,070

GlasgowSan Juan

GLA - SJU

GLASJU

Glasgow Intl

Fri 13/3

06:35-23:52

2 stops21h 17m

San Juan Luis Munoz Marin Intl

Fri 20/3

16:18-13:05

2 stops16h 47m

£1,071

Flights are sorted by cheapest return flights first.

Deals found on 19/2

Best time to book a flight from Glasgow Intl to Puerto Rico

Have a flexible travel schedule? Discover the best time to fly to Puerto Rico from Glasgow Intl 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 Intl Airport to Puerto Rico
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Glasgow Intl to Puerto Rico. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Glasgow Intl Airport to Puerto Rico?

    A quick flight from Glasgow Intl Airport to Puerto Rico can take about 21h 17m. British Airways provides one of the quickest options available for as low as £1,071. There are 4073 mi between Glasgow Intl Airport and Puerto Rico. This flight may include one or multiple stops.

  • Can I find deals for flights from Glasgow Intl to Puerto Rico that include hotel bookings?

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

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

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

    Yes. Cheapflights offers flight deals from Glasgow Intl 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.

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

Cheapflights makes it easy to find Glasgow Intl to Puerto Rico flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Glasgow Intl to Puerto Rico?

Cheapflights helps you find that perfect flight to Puerto Rico from Glasgow Intl by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Certainly. Search results for flights to Puerto Rico from Glasgow Intl shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Not ready to book yet? You can track prices for flights from Glasgow Intl to Puerto Rico on Cheapflights with our Price Alert feature and get notified when better prices are available.

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