Cheap flights from Sofia to Serra da Estrela from CA $95

View CA $95 flight on Tue, Apr. 21, 2026Opens in a new window

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Cheap flights from Sofia (SOF) to Serra da Estrela (OPO)

Prices were available within the past 7 days and start at CA $95 for one-way flights and CA $352 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Serbia
Fri, Oct. 31 - Fri, Nov. 7
SOF
Sofia
OPO
Porto
CA $352 Roundtrip, found 5 days ago
CA $352
Roundtrip
found 5 days ago
Select Air Serbia flight, departing Fri, Oct. 31 from Sofia to Porto, returning Fri, Nov. 7, priced at CA $352 found 5 days ago
Lufthansa
Thu, Jul. 31 - Wed, Aug. 6
SOF
Sofia
LIS
Lisbon
CA $375 Roundtrip, found 1 day ago
CA $375
Roundtrip
found 1 day ago
Select Lufthansa flight, departing Thu, Jul. 31 from Sofia to Lisbon, returning Wed, Aug. 6, priced at CA $375 found 1 day ago
Aegean
Fri, Oct. 31 - Fri, Nov. 7
SOF
Sofia
OPO
Porto
CA $379 Roundtrip, found 5 days ago
CA $379
Roundtrip
found 5 days ago
Select Aegean flight, departing Fri, Oct. 31 from Sofia to Porto, returning Fri, Nov. 7, priced at CA $379 found 5 days ago
Lufthansa
Sun, Oct. 12 - Fri, Oct. 17
SOF
Sofia
LIS
Lisbon
CA $398 Roundtrip, found 6 days ago
CA $398
Roundtrip
found 6 days ago
Select Lufthansa flight, departing Sun, Oct. 12 from Sofia to Lisbon, returning Fri, Oct. 17, priced at CA $398 found 6 days ago
Swiss International Air Lines
Fri, Oct. 31 - Fri, Nov. 7
SOF
Sofia
OPO
Porto
CA $478 Roundtrip, found 5 days ago
CA $478
Roundtrip
found 5 days ago
Select Swiss International Air Lines flight, departing Fri, Oct. 31 from Sofia to Porto, returning Fri, Nov. 7, priced at CA $478 found 5 days ago
Austrian Airlines
Sun, Oct. 12 - Fri, Oct. 17
SOF
Sofia
LIS
Lisbon
CA $501 Roundtrip, found 6 days ago
CA $501
Roundtrip
found 6 days ago
Select Austrian Airlines flight, departing Sun, Oct. 12 from Sofia to Lisbon, returning Fri, Oct. 17, priced at CA $501 found 6 days ago
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