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Cheap flights from Glasgow to Puerto Rico from £848

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
26 Mar — 2 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Glasgow to Puerto Rico

Enter your travel dates to find the best prices.

Cheapest flights from Glasgow to Puerto Rico
Explore the most affordable flight options available from Glasgow to Puerto Rico. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 24 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£848
Thu 17/914:00
GLA
-
SJU
1 stop28h 45m
Lufthansa
Mon 28/913:25
SJU
-
GLA
1 stop15h 45m
Lufthansa
Deal found 22/2£990
Thu 26/212:35
GLA
-
SJU
2 stops19h 16m
Icelandair
Mon 2/314:25
SJU
-
GLA
2 stops15h 30m
Icelandair
Deal found 20/2£1,001
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£1,025
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£1,069
Thu 26/205:55
GLA
-
SJU
2 stops21h 45m
British Airways
Mon 2/310:50
SJU
-
GLA
2 stops19h 00m
British Airways
Deal found 22/2£1,365
Wed 4/312:35
GLA
-
SJU
2 stops25h 27m
Icelandair
Fri 13/311:45
SJU
-
GLA
2 stops42h 10m
Icelandair
Deal found 22/2£4,445

Find 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 24 February 2026.

Round-trip from

£1,069

Popular in

August

Cheapest in

November
American Airlines
  • American Airlines
  • 13/3-20/3
  • 4 total stops
  • 38h 04m total
  • Glasgow to Puerto Rico
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (£70 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 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 24 February 2026.
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

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

£1,069

Flights are sorted by cheapest return flights first.

Deals found on 20/2

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, May is the cheapest month in which you can book a flight from Glasgow to Puerto Rico (average of £502). Flying from Glasgow to Puerto Rico in February is currently the most expensive (average of £990). 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.

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.

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

    American Airlines can get you from Glasgow to Puerto Rico in just under 21h 17m. Your travel time can differ by up to . Glasgow and Puerto Rico are separated by a distance of 4073 mi.

  • 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, May is the cheapest month in which you can book a flight from Glasgow to Puerto Rico (average of £502). Flying from Glasgow to Puerto Rico in February is currently the most expensive (average of £990). 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 2 airlines flying from Glasgow to Puerto Rico

Discover the top 2 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 24 February 2026.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest£514Average£603FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
IcelandairCheapest£594Average£830FlexibilityNo cancel feeOn-time76%
Search Icelandair flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

Cheapflights makes it easy to find Glasgow 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 to Puerto Rico?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Glasgow to Puerto Rico.

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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