Cheap flights from Boston to Estoril Coast

View AU$381 flight on Tue, 17 Feb. 2026Opens in a new window

Popular airlines from Boston to Estoril Coast

  • American Airlines

    American Airlines

  • British Airways

    British Airways

  • Aer Lingus

    Aer Lingus

  • Iberia

    Iberia

  • KLM

    KLM

  • Lufthansa

    Lufthansa

  • Swiss International Air Lines

    Swiss International Air Lines

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Cheap Flights from Boston (BOS) to Estoril Coast (LIS)

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 1 day ago
AU$769
Return
found 1 day ago
Select Aer Lingus flight, departing Sun, 14 Sep. from Boston to Lisbon, returning Tue, 23 Sep., priced at AU$769 found 1 day ago
Air Canada
Mon, 8 Sep. - Wed, 24 Sep.
BOS
Boston
LIS
Lisbon
AU$769 Return, found 6 days ago
AU$769
Return
found 6 days ago
Select Air Canada flight, departing Mon, 8 Sep. from Boston to Lisbon, returning Wed, 24 Sep., priced at AU$769 found 6 days ago
United
Mon, 8 Sep. - Wed, 24 Sep.
BOS
Boston
LIS
Lisbon
AU$775 Return, found 6 days ago
AU$775
Return
found 6 days ago
Select United flight, departing Mon, 8 Sep. from Boston to Lisbon, returning Wed, 24 Sep., priced at AU$775 found 6 days ago
TAP Portugal
Fri, 7 Nov. - Sun, 9 Nov.
BOS
Boston
LIS
Lisbon
AU$792 Return, found 4 days ago
AU$792
Return
found 4 days ago
Select TAP Portugal flight, departing Fri, 7 Nov. from Boston to Lisbon, returning Sun, 9 Nov., priced at AU$792 found 4 days ago
Swiss International Air Lines
Mon, 8 Sep. - Wed, 24 Sep.
BOS
Boston
LIS
Lisbon
AU$801 Return, found 6 days ago
AU$801
Return
found 6 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 6 days ago
Virgin Atlantic
Mon, 8 Sep. - Wed, 24 Sep.
BOS
Boston
LIS
Lisbon
AU$845 Return, found 6 days ago
AU$845
Return
found 6 days ago
Select Virgin Atlantic flight, departing Mon, 8 Sep. from Boston to Lisbon, returning Wed, 24 Sep., priced at AU$845 found 6 days ago
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