Cheap flights from Boston to Serra da Estrela

View AU$373 flight on Wed, 12 Nov. 2025Opens in a new window

Popular airlines from Boston to Serra da Estrela

  • Jetstar

    Jetstar

  • Qantas Airways

    Qantas Airways

  • Virgin Australia

    Virgin Australia

  • Scoot

    Scoot

  • American Airlines

    American Airlines

  • Emirates

    Emirates

  • United

    United

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Cheap Flights from Boston (BOS) to Serra da Estrela (OPO)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Aer Lingus
Sun, 14 Sep. - Tue, 23 Sep.
BOS
Boston
LIS
Lisbon
AU$769 Return, found 8 hours ago
AU$769
Return
found 8 hours ago
Select Aer Lingus flight, departing Sun, 14 Sep. from Boston to Lisbon, returning Tue, 23 Sep., priced at AU$769 found 8 hours ago
Air Canada
Mon, 8 Sep. - Wed, 24 Sep.
BOS
Boston
LIS
Lisbon
AU$769 Return, found 5 days ago
AU$769
Return
found 5 days ago
Select Air Canada flight, departing Mon, 8 Sep. from Boston to Lisbon, returning Wed, 24 Sep., priced at AU$769 found 5 days ago
United
Mon, 8 Sep. - Wed, 24 Sep.
BOS
Boston
LIS
Lisbon
AU$775 Return, found 5 days ago
AU$775
Return
found 5 days ago
Select United flight, departing Mon, 8 Sep. from Boston to Lisbon, returning Wed, 24 Sep., priced at AU$775 found 5 days ago
TAP Portugal
Fri, 7 Nov. - Sun, 9 Nov.
BOS
Boston
LIS
Lisbon
AU$792 Return, found 3 days ago
AU$792
Return
found 3 days ago
Select TAP Portugal flight, departing Fri, 7 Nov. from Boston to Lisbon, returning Sun, 9 Nov., priced at AU$792 found 3 days ago
Swiss International Air Lines
Mon, 8 Sep. - Wed, 24 Sep.
BOS
Boston
LIS
Lisbon
AU$801 Return, found 5 days ago
AU$801
Return
found 5 days ago
Select Swiss International Air Lines flight, departing Mon, 8 Sep. from Boston to Lisbon, returning Wed, 24 Sep., priced at AU$801 found 5 days ago
Virgin Atlantic
Mon, 8 Sep. - Wed, 24 Sep.
BOS
Boston
LIS
Lisbon
AU$845 Return, found 5 days ago
AU$845
Return
found 5 days ago
Select Virgin Atlantic flight, departing Mon, 8 Sep. from Boston to Lisbon, returning Wed, 24 Sep., priced at AU$845 found 5 days ago

Find the cheapest month to fly from Boston (BOS) to Lisbon (LIS)

November is typically the cheapest month to fly

From AU$520 - AU$1,109 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.