Cheap flights from Lisbon District to Cambridge from CA $319

View CA $319 flight on Fri, Oct. 3, 2025Opens in a new window

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Cheap flights from Lisbon District (PT-11) to Cambridge (BOS)

Prices were available within the past 7 days and start at CA $319 for one-way flights and CA $796 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

TAP Portugal
Thu, Sep. 4 - Wed, Sep. 10
LIS
Lisbon
BOS
Boston
CA $796 Roundtrip, found 3 days ago
CA $796
Roundtrip
found 3 days ago
Select TAP Portugal flight, departing Thu, Sep. 4 from Lisbon to Boston, returning Wed, Sep. 10, priced at CA $796 found 3 days ago
British Airways
Thu, Sep. 4 - Wed, Sep. 10
LIS
Lisbon
BOS
Boston
CA $853 Roundtrip, found 3 days ago
CA $853
Roundtrip
found 3 days ago
Select British Airways flight, departing Thu, Sep. 4 from Lisbon to Boston, returning Wed, Sep. 10, priced at CA $853 found 3 days ago
Lufthansa
Thu, Sep. 4 - Wed, Sep. 10
LIS
Lisbon
BOS
Boston
CA $872 Roundtrip, found 3 days ago
CA $872
Roundtrip
found 3 days ago
Select Lufthansa flight, departing Thu, Sep. 4 from Lisbon to Boston, returning Wed, Sep. 10, priced at CA $872 found 3 days ago
Swiss International Air Lines
Thu, Sep. 4 - Wed, Sep. 10
LIS
Lisbon
BOS
Boston
CA $881 Roundtrip, found 3 days ago
CA $881
Roundtrip
found 3 days ago
Select Swiss International Air Lines flight, departing Thu, Sep. 4 from Lisbon to Boston, returning Wed, Sep. 10, priced at CA $881 found 3 days ago
Aer Lingus
Tue, Aug. 26 - Fri, Sep. 26
LIS
Lisbon
BOS
Boston
CA $886 Roundtrip, found 4 days ago
CA $886
Roundtrip
found 4 days ago
Select Aer Lingus flight, departing Tue, Aug. 26 from Lisbon to Boston, returning Fri, Sep. 26, priced at CA $886 found 4 days ago
Delta
Tue, Aug. 26 - Tue, Sep. 23
LIS
Lisbon
BOS
Boston
CA $921 Roundtrip, found 4 days ago
CA $921
Roundtrip
found 4 days ago
Select Delta flight, departing Tue, Aug. 26 from Lisbon to Boston, returning Tue, Sep. 23, priced at CA $921 found 4 days ago

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

January is typically the cheapest month to fly

From CA $433 - CA $1,312 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.