$462 Cheap United flights Boston (BOS) to Madrid (MAD)

$462 Cheap United flights Boston (BOS) to Madrid (MAD)

Prices were available within the past 7 days and start at $462 for one-way flights and $671 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Aug 19 - Tue, Sep 8

BOS

Boston

MAD

Madrid

$671 Roundtrip, found 6 days ago

$671

Roundtrip

found 6 days ago

Select United flight, departing Wed, Aug 19 from Boston to Madrid, returning Tue, Sep 8, priced at $671 found 6 days ago

Wed, Aug 19 - Tue, Sep 8

BOS

Boston

MAD

Madrid

$673 Roundtrip, found 6 days ago

$673

Roundtrip

found 6 days ago

Select United flight, departing Wed, Aug 19 from Boston to Madrid, returning Tue, Sep 8, priced at $673 found 6 days ago

Wed, Aug 19 - Tue, Sep 8

BOS

Boston

MAD

Madrid

$675 Roundtrip, found 6 days ago

$675

Roundtrip

found 6 days ago

Select United flight, departing Wed, Aug 19 from Boston to Madrid, returning Tue, Sep 8, priced at $675 found 6 days ago

Wed, Aug 19 - Tue, Sep 8

BOS

Boston

MAD

Madrid

$676 Roundtrip, found 6 days ago

$676

Roundtrip

found 6 days ago

Select United flight, departing Wed, Aug 19 from Boston to Madrid, returning Tue, Sep 8, priced at $676 found 6 days ago

Wed, Aug 19 - Tue, Sep 8

BOS

Boston

MAD

Madrid

$678 Roundtrip, found 6 days ago

$678

Roundtrip

found 6 days ago

Select United flight, departing Wed, Aug 19 from Boston to Madrid, returning Tue, Sep 8, priced at $678 found 6 days ago

Wed, Aug 19 - Tue, Sep 8

BOS

Boston

MAD

Madrid

$678 Roundtrip, found 6 days ago

$678

Roundtrip

found 6 days ago

Select United flight, departing Wed, Aug 19 from Boston to Madrid, returning Tue, Sep 8, priced at $678 found 6 days ago

Wed, Aug 19 - Tue, Sep 8

BOS

Boston

MAD

Madrid

$681 Roundtrip, found 6 days ago

$681

Roundtrip

found 6 days ago

Select United flight, departing Wed, Aug 19 from Boston to Madrid, returning Tue, Sep 8, priced at $681 found 6 days ago

Wed, Aug 19 - Tue, Sep 8

BOS

Boston

MAD

Madrid

$683 Roundtrip, found 6 days ago

$683

Roundtrip

found 6 days ago

Select United flight, departing Wed, Aug 19 from Boston to Madrid, returning Tue, Sep 8, priced at $683 found 6 days ago