Flights to Serra da Estrela from Baltimore - ￥54,380

View ￥54,380 flight on Sat, Sep 20, 2025Opens in a new window

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  • American Airlines

    American Airlines

  • Delta

    Delta

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Cheap Flights from Baltimore to Serra da Estrela (WAS-OPO)

Prices were available within the past 7 days and start at ￥54,380 for one-way flights and ￥107,920 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Thu, Nov 27 - Thu, Dec 4
DCA
Washington
LIS
Lisbon
￥107,920 Roundtrip, found 6 days ago
￥107,920
Roundtrip
found 6 days ago
Select United flight, departing Thu, Nov 27 from Washington to Lisbon, returning Thu, Dec 4, priced at ￥107,920 found 6 days ago
Air Canada
Thu, Nov 27 - Thu, Dec 4
DCA
Washington
LIS
Lisbon
￥108,090 Roundtrip, found 6 days ago
￥108,090
Roundtrip
found 6 days ago
Select Air Canada flight, departing Thu, Nov 27 from Washington to Lisbon, returning Thu, Dec 4, priced at ￥108,090 found 6 days ago
Air Canada
Thu, Nov 27 - Thu, Dec 4
DCA
Washington
LIS
Lisbon
￥108,530 Roundtrip, found 6 days ago
￥108,530
Roundtrip
found 6 days ago
Select Air Canada flight, departing Thu, Nov 27 from Washington to Lisbon, returning Thu, Dec 4, priced at ￥108,530 found 6 days ago
American Airlines
Thu, Nov 27 - Thu, Dec 4
DCA
Washington
LIS
Lisbon
￥111,700 Roundtrip, found 6 days ago
￥111,700
Roundtrip
found 6 days ago
Select American Airlines flight, departing Thu, Nov 27 from Washington to Lisbon, returning Thu, Dec 4, priced at ￥111,700 found 6 days ago
Delta
Thu, Oct 23 - Wed, Oct 29
DCA
Washington
LIS
Lisbon
￥113,520 Roundtrip, found 20 hours ago
￥113,520
Roundtrip
found 20 hours ago
Select Delta flight, departing Thu, Oct 23 from Washington to Lisbon, returning Wed, Oct 29, priced at ￥113,520 found 20 hours ago
Air France
Thu, Nov 27 - Thu, Dec 4
DCA
Washington
LIS
Lisbon
￥115,440 Roundtrip, found 6 days ago
￥115,440
Roundtrip
found 6 days ago
Select Air France flight, departing Thu, Nov 27 from Washington to Lisbon, returning Thu, Dec 4, priced at ￥115,440 found 6 days ago

Find the cheapest month to fly from Baltimore (BWI) to Lisbon (LIS)

March is typically the cheapest month to fly

From ￥56,892 - ￥177,375 per traveler.

Graph displaying average flight prices per month

*Available to Expedia members.