Flights from Boston to Torno

Cheapest flights from Boston

These prices were available within the past 7 days. Prices quoted are per person, round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Mon, Sep 8 - Fri, Sep 26

BOS

Logan Intl.

OPO

Dr. Francisco de Sa Carneiro

$476 Roundtrip, found 23 hours ago

$476

Roundtrip

found 23 hours ago

Select British Airways flight, departing Mon, Sep 8 from Logan Intl. to Dr. Francisco de Sa Carneiro, returning Fri, Sep 26, priced at $476 found 23 hours ago

Wed, Sep 3 - Fri, Sep 26

BOS

Logan Intl.

OPO

Dr. Francisco de Sa Carneiro

$491 Roundtrip, found 23 hours ago

$491

Roundtrip

found 23 hours ago

Select British Airways flight, departing Wed, Sep 3 from Logan Intl. to Dr. Francisco de Sa Carneiro, returning Fri, Sep 26, priced at $491 found 23 hours ago

Sun, Sep 7 - Wed, Sep 24

BOS

Logan Intl.

OPO

Dr. Francisco de Sa Carneiro

$493 Roundtrip, found 23 hours ago

$493

Roundtrip

found 23 hours ago

Select Delta flight, departing Sun, Sep 7 from Logan Intl. to Dr. Francisco de Sa Carneiro, returning Wed, Sep 24, priced at $493 found 23 hours ago

Mon, Sep 8 - Wed, Sep 24

BOS

Logan Intl.

OPO

Dr. Francisco de Sa Carneiro

$506 Roundtrip, found 23 hours ago

$506

Roundtrip

found 23 hours ago

Select Delta flight, departing Mon, Sep 8 from Logan Intl. to Dr. Francisco de Sa Carneiro, returning Wed, Sep 24, priced at $506 found 23 hours ago

Sat, Sep 6 - Fri, Sep 26

BOS

Logan Intl.

OPO

Dr. Francisco de Sa Carneiro

$561 Roundtrip, found 23 hours ago

$561

Roundtrip

found 23 hours ago

Select British Airways flight, departing Sat, Sep 6 from Logan Intl. to Dr. Francisco de Sa Carneiro, returning Fri, Sep 26, priced at $561 found 23 hours ago

Sun, Sep 7 - Sun, Sep 28

BOS

Logan Intl.

OPO

Dr. Francisco de Sa Carneiro

$593 Roundtrip, found 23 hours ago

$593

Roundtrip

found 23 hours ago

Select Delta flight, departing Sun, Sep 7 from Logan Intl. to Dr. Francisco de Sa Carneiro, returning Sun, Sep 28, priced at $593 found 23 hours ago

Mon, Sep 8 - Sun, Sep 28

BOS

Logan Intl.

OPO

Dr. Francisco de Sa Carneiro

$606 Roundtrip, found 23 hours ago

$606

Roundtrip

found 23 hours ago

Select Delta flight, departing Mon, Sep 8 from Logan Intl. to Dr. Francisco de Sa Carneiro, returning Sun, Sep 28, priced at $606 found 23 hours ago

Sat, Sep 6 - Wed, Sep 24

BOS

Logan Intl.

OPO

Dr. Francisco de Sa Carneiro

$614 Roundtrip, found 23 hours ago

$614

Roundtrip

found 23 hours ago

Select TAP Portugal flight, departing Sat, Sep 6 from Logan Intl. to Dr. Francisco de Sa Carneiro, returning Wed, Sep 24, priced at $614 found 23 hours ago

Sat, Sep 6 - Mon, Sep 29

BOS

Logan Intl.

OPO

Dr. Francisco de Sa Carneiro

$654 Roundtrip, found 23 hours ago

$654

Roundtrip

found 23 hours ago

Select TAP Portugal flight, departing Sat, Sep 6 from Logan Intl. to Dr. Francisco de Sa Carneiro, returning Mon, Sep 29, priced at $654 found 23 hours ago

Fri, Sep 5 - Thu, Sep 25

BOS

Logan Intl.

OPO

Dr. Francisco de Sa Carneiro

$658 Roundtrip, found 23 hours ago

$658

Roundtrip

found 23 hours ago

Select TAP Portugal flight, departing Fri, Sep 5 from Logan Intl. to Dr. Francisco de Sa Carneiro, returning Thu, Sep 25, priced at $658 found 23 hours ago

Thu, Sep 4 - Wed, Sep 24

BOS

Logan Intl.

OPO

Dr. Francisco de Sa Carneiro

$669 Roundtrip, found 23 hours ago

$669

Roundtrip

found 23 hours ago

Select Scandinavian Airlines flight, departing Thu, Sep 4 from Logan Intl. to Dr. Francisco de Sa Carneiro, returning Wed, Sep 24, priced at $669 found 23 hours ago

Wed, Sep 3 - Sat, Sep 27

BOS

Logan Intl.

OPO

Dr. Francisco de Sa Carneiro

$669 Roundtrip, found 23 hours ago

$669

Roundtrip

found 23 hours ago

Select TAP Portugal flight, departing Wed, Sep 3 from Logan Intl. to Dr. Francisco de Sa Carneiro, returning Sat, Sep 27, priced at $669 found 23 hours ago

Fri, Sep 5 - Tue, Sep 30

BOS

Logan Intl.

OPO

Dr. Francisco de Sa Carneiro

$681 Roundtrip, found 23 hours ago

$681

Roundtrip

found 23 hours ago

Select Swiss International Air Lines flight, departing Fri, Sep 5 from Logan Intl. to Dr. Francisco de Sa Carneiro, returning Tue, Sep 30, priced at $681 found 23 hours ago

Tue, Sep 9 - Mon, Sep 29

BOS

Logan Intl.

OPO

Dr. Francisco de Sa Carneiro

$686 Roundtrip, found 23 hours ago

$686

Roundtrip

found 23 hours ago

Select Lufthansa flight, departing Tue, Sep 9 from Logan Intl. to Dr. Francisco de Sa Carneiro, returning Mon, Sep 29, priced at $686 found 23 hours ago

Sat, Sep 6 - Sat, Sep 27

BOS

Logan Intl.

OPO

Dr. Francisco de Sa Carneiro

$709 Roundtrip, found 23 hours ago

$709

Roundtrip

found 23 hours ago

Select TAP Portugal flight, departing Sat, Sep 6 from Logan Intl. to Dr. Francisco de Sa Carneiro, returning Sat, Sep 27, priced at $709 found 23 hours ago

Thu, Sep 4 - Sat, Sep 27

BOS

Logan Intl.

OPO

Dr. Francisco de Sa Carneiro

$716 Roundtrip, found 23 hours ago

$716

Roundtrip

found 23 hours ago

Select Swiss International Air Lines flight, departing Thu, Sep 4 from Logan Intl. to Dr. Francisco de Sa Carneiro, returning Sat, Sep 27, priced at $716 found 23 hours ago

Thu, Sep 4 - Mon, Sep 29

BOS

Logan Intl.

OPO

Dr. Francisco de Sa Carneiro

$756 Roundtrip, found 23 hours ago

$756

Roundtrip

found 23 hours ago

Select Lufthansa flight, departing Thu, Sep 4 from Logan Intl. to Dr. Francisco de Sa Carneiro, returning Mon, Sep 29, priced at $756 found 23 hours ago

Sat, Sep 6 - Sun, Sep 28

BOS

Logan Intl.

OPO

Dr. Francisco de Sa Carneiro

$847 Roundtrip, found 23 hours ago

$847

Roundtrip

found 23 hours ago

Select TAP Portugal flight, departing Sat, Sep 6 from Logan Intl. to Dr. Francisco de Sa Carneiro, returning Sun, Sep 28, priced at $847 found 23 hours ago

Thu, Sep 4 - Sun, Sep 28

BOS

Logan Intl.

OPO

Dr. Francisco de Sa Carneiro

$861 Roundtrip, found 23 hours ago

$861

Roundtrip

found 23 hours ago

Select Delta flight, departing Thu, Sep 4 from Logan Intl. to Dr. Francisco de Sa Carneiro, returning Sun, Sep 28, priced at $861 found 23 hours ago