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Cheap flights from Glasgow to San Juan from £878

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from Glasgow to San Juan departing on 20/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from Glasgow to San Juan

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
15:55 - 13:49
GLA
-
SJU
26h 54m
2 stops
Multiple Airlines Logo
17:50 - 16:40
SJU
-
GLA
18h 50m
2 stops
£878Multiple Airlines
Tue, 20 Oct - Sun, 25 Oct
Icelandair Logo
14:20 - 13:34
GLA
-
SJU
28h 14m
2 stops
Icelandair Logo
10:30 - 13:25
SJU
-
GLA
21h 55m
2 stops
£940Icelandair
Thu, 24 Sep - Mon, 28 Sep
Icelandair Logo
14:20 - 13:34
GLA
-
SJU
28h 14m
2 stops
Icelandair Logo
10:30 - 13:25
SJU
-
GLA
21h 55m
2 stops
£944Icelandair
Thu, 24 Sep - Mon, 28 Sep
Icelandair Logo
14:20 - 13:34
GLA
-
SJU
28h 14m
2 stops
Icelandair Logo
06:00 - 13:25
SJU
-
GLA
26h 25m
2 stops
£947Icelandair
Thu, 24 Sep - Mon, 28 Sep
Multiple Airlines Logo
15:55 - 20:18
GLA
-
SJU
33h 23m
2 stops
Multiple Airlines Logo
06:00 - 11:30
SJU
-
GLA
24h 30m
2 stops
£1,040Multiple Airlines
Fri, 3 Jul - Fri, 10 Jul
United Airlines Logo
14:00 - 23:50
GLA
-
SJU
14h 50m
1 stop
United Airlines Logo
07:00 - 10:10
SJU
-
GLA
22h 10m
2 stops
£1,118United Airlines
Thu, 24 Sep - Mon, 28 Sep
United Airlines Logo
14:00 - 11:57
GLA
-
SJU
26h 57m
1 stop
United Airlines Logo
13:25 - 10:10
SJU
-
GLA
15h 45m
1 stop
£1,123United Airlines
Thu, 24 Sep - Mon, 28 Sep
United Airlines Logo
14:00 - 23:50
GLA
-
SJU
14h 50m
1 stop
United Airlines Logo
13:25 - 10:10
SJU
-
GLA
15h 45m
1 stop
£1,125United Airlines
Thu, 24 Sep - Mon, 28 Sep
United Airlines Logo
14:00 - 23:50
GLA
-
SJU
14h 50m
1 stop
United Airlines Logo
13:25 - 10:10
SJU
-
GLA
15h 45m
1 stop
£1,126United Airlines
Thu, 24 Sep - Mon, 28 Sep
Lufthansa Logo
14:00 - 23:50
GLA
-
SJU
14h 50m
1 stop
Lufthansa Logo
07:20 - 10:10
SJU
-
GLA
21h 50m
2 stops
£1,212Lufthansa
Fri, 3 Jul - Fri, 10 Jul

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Icelandair flights from Glasgow to San Juan

Our best Icelandair deals on Glasgow to San Juan flight tickets
Icelandair
24 Sept
GLA14:20Glasgow Intl
28h 14m
2 stops
SJU13:34San Juan Luis Munoz Marin Intl
28 Sept
SJU10:30San Juan Luis Munoz Marin Intl
21h 55m
2 stops
GLA13:25Glasgow Intl
£940
Icelandair
24 Sept
GLA14:20Glasgow Intl
28h 14m
2 stops
SJU13:34San Juan Luis Munoz Marin Intl
28 Sept
SJU10:30San Juan Luis Munoz Marin Intl
21h 55m
2 stops
GLA13:25Glasgow Intl
£944
Icelandair
24 Sept
GLA14:20Glasgow Intl
28h 14m
2 stops
SJU13:34San Juan Luis Munoz Marin Intl
28 Sept
SJU06:00San Juan Luis Munoz Marin Intl
26h 25m
2 stops
GLA13:25Glasgow Intl
£947

United Airlines flights from Glasgow to San Juan

Our best United Airlines deals on Glasgow to San Juan flight tickets
United Airlines
24 Sept
GLA14:00Glasgow Intl
14h 50m
1 stop
SJU23:50San Juan Luis Munoz Marin Intl
28 Sept
SJU13:25San Juan Luis Munoz Marin Intl
15h 45m
1 stop
GLA10:10Glasgow Intl
£1,118
United Airlines
24 Sept
GLA14:00Glasgow Intl
26h 57m
1 stop
SJU11:57San Juan Luis Munoz Marin Intl
28 Sept
SJU13:25San Juan Luis Munoz Marin Intl
15h 45m
1 stop
GLA10:10Glasgow Intl
£1,123
United Airlines
24 Sept
GLA14:00Glasgow Intl
14h 50m
1 stop
SJU23:50San Juan Luis Munoz Marin Intl
28 Sept
SJU13:25San Juan Luis Munoz Marin Intl
15h 45m
1 stop
GLA10:10Glasgow Intl
£1,125

momondo Fare Finder

 
Customise your flight search to find flights from Glasgow 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, momondo users made 279,928 searches. Data last updated 8 June 2026.
Use the filters below to find and compare flights from Glasgow to San Juan that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

GlasgowSan Juan

GLA - SJU

GLASJU

Glasgow Intl

Tue 20/10

15:55-13:49

2 stops26h 54m

San Juan Luis Munoz Marin Intl

Sun 25/10

17:50-16:40

2 stops18h 50m

£878

GlasgowSan Juan

GLA - SJU

GLASJU

Glasgow Intl

Thu 24/9

14:20-13:34

2 stops28h 14m

San Juan Luis Munoz Marin Intl

Mon 28/9

10:30-13:25

2 stops21h 55m

£940

GlasgowSan Juan

GLA - SJU

GLASJU

Glasgow Intl

Thu 24/9

14:20-13:34

2 stops28h 14m

San Juan Luis Munoz Marin Intl

Mon 28/9

10:30-13:25

2 stops21h 55m

£944

GlasgowSan Juan

GLA - SJU

GLASJU

Glasgow Intl

Thu 24/9

14:20-13:34

2 stops28h 14m

San Juan Luis Munoz Marin Intl

Mon 28/9

06:00-13:25

2 stops26h 25m

£947

GlasgowSan Juan

GLA - SJU

GLASJU

Glasgow Intl

Fri 3/7

15:55-20:18

2 stops33h 23m

San Juan Luis Munoz Marin Intl

Fri 10/7

06:00-11:30

2 stops24h 30m

£1,040

GlasgowSan Juan

GLA - SJU

GLASJU

Glasgow Intl

Thu 24/9

14:00-23:50

1 stop14h 50m

San Juan Luis Munoz Marin Intl

Mon 28/9

07:00-10:10

2 stops22h 10m

£1,118

GlasgowSan Juan

GLA - SJU

GLASJU

Glasgow Intl

Thu 24/9

14:00-11:57

1 stop26h 57m

San Juan Luis Munoz Marin Intl

Mon 28/9

13:25-10:10

1 stop15h 45m

£1,123
Fastest return journey

GlasgowSan Juan

GLA - SJU

GLASJU

Glasgow Intl

Thu 24/9

14:00-23:50

1 stop14h 50m

San Juan Luis Munoz Marin Intl

Mon 28/9

13:25-10:10

1 stop15h 45m

£1,125

GlasgowSan Juan

GLA - SJU

GLASJU

Glasgow Intl

Thu 24/9

14:00-23:50

1 stop14h 50m

San Juan Luis Munoz Marin Intl

Mon 28/9

13:25-10:10

1 stop15h 45m

£1,126

GlasgowSan Juan

GLA - SJU

GLASJU

Glasgow Intl

Fri 3/7

14:00-23:50

1 stop14h 50m

San Juan Luis Munoz Marin Intl

Fri 10/7

07:20-10:10

2 stops21h 50m

£1,212

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

Cheap Glasgow to San Juan flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Glasgow to San Juan

Fastest flight time

28h 14m

Direct flights

None
The fastest flight from Glasgow to San Juan takes 28h 14m
There are no direct flights from Glasgow to San Juan. There are no popular flight routes from Glasgow to San Juan.
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Frequently asked questions about flying from Glasgow to San Juan

  • How far is Glasgow to San Juan by plane?

    Glasgow and San Juan are 4081.8 mi apart from one another. Typically, this will take 28h 14m by plane in normal conditions.

  • When did momondo last update prices for flights from Glasgow to San Juan?

    Prices for flights from Glasgow to San Juan were last updated today.

  • How old do you have to be to fly from Glasgow to San Juan?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Glasgow to San Juan.

  • What documentation or ID do you need to fly to San Juan?

    The travel and health documents you'll need for your trip to San Juan may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at San Juan. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Glasgow to San Juan

Compare and see reviews for airlines that fly from Glasgow to San Juan with momondo
Airline
Rating
Free Cancellation
Price
JetBluePriceFrom £520Free CancellationRating
7.1
2,978 reviews
Search JetBlue flights

Frequently asked questions about flying from Glasgow to San Juan

  • How do I get Price Alerts for flights from Glasgow to San Juan?

    You can take advantage of momondo’s Price Alerts by first searching for your flights to Glasgow from San Juan. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

  • How can I save money on flights from Glasgow to San Juan with momondo?

    Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.

  • How does momondo find its flight prices?

    We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

Why use momondo?

Why should I use momondo to find a flight deal from Glasgow to San Juan?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Glasgow to San Juan for you.

Can I find flights from Glasgow to San Juan with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to San Juan from Glasgow with this policy.

How can momondo help me find flights from Glasgow to San Juan?

Once all potential Glasgow to San Juan flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Glasgow to San Juan right now. Can momondo alert me if prices change?

If you are simply researching potential flights to San Juan, momondo offers a useful price alert feature which will track prices for flights to San Juan from Glasgow and alert you when they change.

An easier way to manage your San Juan trip

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Find better results for your trip to Puerto Rico

Fly into one of these airports located in San Juan

Airports listed have a maximum distance of 7.1 mi from San Juan
San Juan Luis Munoz Marin Intl Airport