Flights From Boston (BOS) to Cascais (LIS)

Wander Wisely with exceptional service, 24/7 supportOpens in a new window

Feel at ease with free flight cancellations within 24 hours of booking

Change your flight without a fee on select flights

Selected fares from Boston to Cascais

The cheapest prices found with in the last 7 days for return flights were CA $467 and CA $412 for one-way flights to Cascais for the period specified. Prices and availability are subject to change. Additional terms apply.

British Airways
Mon, Oct 27 - Tue, Nov 4
BOS
Logan Intl.
LIS
Humberto Delgado
CA $467 Roundtrip, found 22 hours ago
CA $467
Roundtrip
found 22 hours ago
Select British Airways flight, departing Mon, Oct 27 from Logan Intl. to Humberto Delgado, returning Tue, Nov 4, priced at CA $467 found 22 hours ago
Aer Lingus
Mon, Oct 27 - Tue, Nov 4
BOS
Logan Intl.
LIS
Humberto Delgado
CA $479 Roundtrip, found 22 hours ago
CA $479
Roundtrip
found 22 hours ago
Select Aer Lingus flight, departing Mon, Oct 27 from Logan Intl. to Humberto Delgado, returning Tue, Nov 4, priced at CA $479 found 22 hours ago
British Airways
Mon, Oct 27 - Tue, Nov 4
BOS
Logan Intl.
LIS
Humberto Delgado
CA $585 Roundtrip, found 22 hours ago
CA $585
Roundtrip
found 22 hours ago
Select British Airways flight, departing Mon, Oct 27 from Logan Intl. to Humberto Delgado, returning Tue, Nov 4, priced at CA $585 found 22 hours ago