Cheap International Flights from San Juan in September
Fares shown are modelled estimates, not live quotes.
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September Travel Tip
A strong month for Europe. Shoulder season starts and prices often ease from peak.
Best Destinations from San Juan in September
SJU → LIS
Lisbon
Portugal
Est. $308
round trip
~8h flight time
SJU → OPO
Porto
Portugal
Est. $311
round trip
~8h flight time
SJU → FAO
Faro
Portugal
Est. $312
round trip
~8h flight time
SJU → AGP
Malaga
Spain
Est. $328
round trip
~9h flight time
SJU → MAD
Madrid
Spain
Est. $333
round trip
~9h flight time
SJU → DUB
Dublin
Ireland
Est. $333
round trip
~9h flight time
SJU → GLA
Glasgow
United Kingdom
Est. $342
round trip
~9h flight time
SJU → EDI
Edinburgh
United Kingdom
Est. $346
round trip
~9h flight time
SJU → MAN
Manchester
United Kingdom
Est. $347
round trip
~9h flight time
Best Regions from San Juan in September
Related Reading
Frequently Asked Questions
What are the cheapest destinations from San Juan in September?
In September, some of the most affordable destinations from San Juan include Lisbon (est. $308 RT), Porto (est. $311 RT), Faro (est. $312 RT). Prices vary by booking window.
Is September cheap to fly from San Juan?
A strong month for Europe. Shoulder season starts and prices often ease from peak.
How far ahead should I book flights from San Juan in September?
For September departures from San Juan, booking 6–10 weeks in advance typically yields the best fares. For peak months like July and December, book 3–4 months early. Fare reviews and notifications are paused during the provider migration.
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