Boston (BOS) to Santiago de Chile (SCL) flight deal in economy from $690

Friday, September 18th, 2026

3 round-trip options

Returning
Wed, Sep 23, 20265 Day Trip
$897 USD
Returning
Sat, Sep 26, 20268 Day Trip
$1,030 USD
Returning
Thu, Oct 1, 202613 Day Trip
$897 USD