Boston (BOS) to Toronto (YTZ) flight deal in economy from $233

Sunday, December 20th, 2026

6 round-trip options

Returning
Fri, Dec 25, 20265 Day Trip
$442 USD
Returning
Sun, Dec 27, 20267 Day Trip
$471 USD
Returning
Tue, Dec 29, 20269 Day Trip
$442 USD
Returning
Wed, Dec 30, 202610 Day Trip
$442 USD
Returning
Thu, Dec 31, 202611 Day Trip
$442 USD
Returning
Fri, Jan 1, 202712 Day Trip
$413 USD