Flights to Alentejo from Boston - ￥41,650

View ￥41,650 flight on Mon, Oct 20, 2025Opens in a new window

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Cheap Flights from Boston to Alentejo (BOS-FAO)

Prices were available within the past 7 days and start at ￥41,650 for one-way flights and ￥64,420 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Mon, Jul 28 - Tue, Aug 5
BOS
Boston
FAO
Algarve
￥64,420 Roundtrip, found 10 hours ago
￥64,420
Roundtrip
found 10 hours ago
Select United flight, departing Mon, Jul 28 from Boston to Algarve, returning Tue, Aug 5, priced at ￥64,420 found 10 hours ago
Icelandair
Wed, Sep 24 - Thu, Oct 2
BOS
Boston
LIS
Lisbon
￥68,760 Roundtrip, found 6 days ago
￥68,760
Roundtrip
found 6 days ago
Select Icelandair flight, departing Wed, Sep 24 from Boston to Lisbon, returning Thu, Oct 2, priced at ￥68,760 found 6 days ago
TAP Portugal
Fri, Sep 26 - Mon, Sep 29
BOS
Boston
LIS
Lisbon
￥75,570 Roundtrip, found 6 days ago
￥75,570
Roundtrip
found 6 days ago
Select TAP Portugal flight, departing Fri, Sep 26 from Boston to Lisbon, returning Mon, Sep 29, priced at ￥75,570 found 6 days ago
Swiss International Air Lines
Fri, Sep 26 - Tue, Sep 30
BOS
Boston
LIS
Lisbon
￥76,350 Roundtrip, found 6 days ago
￥76,350
Roundtrip
found 6 days ago
Select Swiss International Air Lines flight, departing Fri, Sep 26 from Boston to Lisbon, returning Tue, Sep 30, priced at ￥76,350 found 6 days ago
KLM
Wed, Jul 30 - Wed, Aug 13
BOS
Boston
FAO
Algarve
￥78,150 Roundtrip, found 3 days ago
￥78,150
Roundtrip
found 3 days ago
Select KLM flight, departing Wed, Jul 30 from Boston to Algarve, returning Wed, Aug 13, priced at ￥78,150 found 3 days ago
Delta
Tue, Jul 29 - Thu, Aug 7
BOS
Boston
LIS
Lisbon
￥88,500 Roundtrip, found 3 days ago
￥88,500
Roundtrip
found 3 days ago
Select Delta flight, departing Tue, Jul 29 from Boston to Lisbon, returning Thu, Aug 7, priced at ￥88,500 found 3 days ago