Cheap Flights from Porto to Syros

View €109 flight on Sat, 20 Sep 2025Opens in a new window

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Cheap flights from Porto to Syros (OPO-JMK)

Prices were available within the past 7 days and start at €109 for one-way flights and €241 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Swiss International Air Lines
Sat, 20 Sep - Mon, 29 Sep
OPO
Porto
JMK
Mykonos
€241 Return, found 1 day ago
€241
Return
found 1 day ago
Select Swiss International Air Lines flight, departing Sat, 20 Sep from Porto to Mykonos, returning Mon, 29 Sep, priced at €241 found 1 day ago
Iberia
Fri, 12 Sep - Sat, 20 Sep
OPO
Porto
JMK
Mykonos
€263 Return, found 3 days ago
€263
Return
found 3 days ago
Select Iberia flight, departing Fri, 12 Sep from Porto to Mykonos, returning Sat, 20 Sep, priced at €263 found 3 days ago
Swiss International Air Lines
Fri, 12 Sep - Sat, 20 Sep
OPO
Porto
JMK
Mykonos
€270 Return, found 3 days ago
€270
Return
found 3 days ago
Select Swiss International Air Lines flight, departing Fri, 12 Sep from Porto to Mykonos, returning Sat, 20 Sep, priced at €270 found 3 days ago
Austrian Airlines
Sat, 20 Sep - Mon, 29 Sep
OPO
Porto
JMK
Mykonos
€276 Return, found 1 day ago
€276
Return
found 1 day ago
Select Austrian Airlines flight, departing Sat, 20 Sep from Porto to Mykonos, returning Mon, 29 Sep, priced at €276 found 1 day ago
Lufthansa
Fri, 12 Sep - Sat, 20 Sep
OPO
Porto
JMK
Mykonos
€296 Return, found 3 days ago
€296
Return
found 3 days ago
Select Lufthansa flight, departing Fri, 12 Sep from Porto to Mykonos, returning Sat, 20 Sep, priced at €296 found 3 days ago
Aegean
Thu, 28 Aug - Wed, 3 Sep
OPO
Porto
JMK
Mykonos
€704 Return, found 3 days ago
€704
Return
found 3 days ago
Select Aegean flight, departing Thu, 28 Aug from Porto to Mykonos, returning Wed, 3 Sep, priced at €704 found 3 days ago
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