Flights from Boston to Toronto

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.

Fri, May 31 - Sun, Jun 2

BOS

Logan Intl.

YYZ

Pearson Intl.

$318 Roundtrip, found 1 day ago

$318

Roundtrip

found 1 day ago

Select United flight, departing Fri, May 31 from Logan Intl. to Pearson Intl., returning Sun, Jun 2, priced at $318 found 1 day ago

Fri, May 31 - Sun, Jun 2

BOS

Logan Intl.

YYZ

Pearson Intl.

$323 Roundtrip, found 1 day ago

$323

Roundtrip

found 1 day ago

Select Air Canada flight, departing Fri, May 31 from Logan Intl. to Pearson Intl., returning Sun, Jun 2, priced at $323 found 1 day ago

Fri, May 31 - Sun, Jun 2

BOS

Logan Intl.

YYZ

Pearson Intl.

$327 Roundtrip, found 1 day ago

$327

Roundtrip

found 1 day ago

Select Porter Airlines flight, departing Fri, May 31 from Logan Intl. to Pearson Intl., returning Sun, Jun 2, priced at $327 found 1 day ago

Thu, May 30 - Thu, May 30

BOS

Logan Intl.

YYZ

Pearson Intl.

$327 Roundtrip, found 4 days ago

$327

Roundtrip

found 4 days ago

Select Air Canada flight, departing Thu, May 30 from Logan Intl. to Pearson Intl., returning Thu, May 30, priced at $327 found 4 days ago

Tue, May 28 - Tue, May 28

BOS

Logan Intl.

YYZ

Pearson Intl.

$332 Roundtrip, found 4 days ago

$332

Roundtrip

found 4 days ago

Select United flight, departing Tue, May 28 from Logan Intl. to Pearson Intl., returning Tue, May 28, priced at $332 found 4 days ago

Fri, May 31 - Sun, Jun 2

BOS

Logan Intl.

YYZ

Pearson Intl.

$345 Roundtrip, found 1 day ago

$345

Roundtrip

found 1 day ago

Select Air Canada flight, departing Fri, May 31 from Logan Intl. to Pearson Intl., returning Sun, Jun 2, priced at $345 found 1 day ago

Fri, May 31 - Sun, Jun 2

BOS

Logan Intl.

YYZ

Pearson Intl.

$345 Roundtrip, found 1 day ago

$345

Roundtrip

found 1 day ago

Select Air Canada flight, departing Fri, May 31 from Logan Intl. to Pearson Intl., returning Sun, Jun 2, priced at $345 found 1 day ago

Fri, May 31 - Sun, Jun 2

BOS

Logan Intl.

YYZ

Pearson Intl.

$345 Roundtrip, found 1 day ago

$345

Roundtrip

found 1 day ago

Select United flight, departing Fri, May 31 from Logan Intl. to Pearson Intl., returning Sun, Jun 2, priced at $345 found 1 day ago

Fri, May 31 - Sun, Jun 2

BOS

Logan Intl.

YYZ

Pearson Intl.

$347 Roundtrip, found 1 day ago

$347

Roundtrip

found 1 day ago

Select Air Canada flight, departing Fri, May 31 from Logan Intl. to Pearson Intl., returning Sun, Jun 2, priced at $347 found 1 day ago

Fri, May 31 - Sun, Jun 2

BOS

Logan Intl.

YYZ

Pearson Intl.

$349 Roundtrip, found 1 day ago

$349

Roundtrip

found 1 day ago

Select Porter Airlines flight, departing Fri, May 31 from Logan Intl. to Pearson Intl., returning Sun, Jun 2, priced at $349 found 1 day ago

Fri, May 31 - Sun, Jun 2

BOS

Logan Intl.

YYZ

Pearson Intl.

$350 Roundtrip, found 1 day ago

$350

Roundtrip

found 1 day ago

Select Air Canada flight, departing Fri, May 31 from Logan Intl. to Pearson Intl., returning Sun, Jun 2, priced at $350 found 1 day ago

Fri, May 31 - Sun, Jun 2

BOS

Logan Intl.

YYZ

Pearson Intl.

$350 Roundtrip, found 1 day ago

$350

Roundtrip

found 1 day ago

Select Air Canada flight, departing Fri, May 31 from Logan Intl. to Pearson Intl., returning Sun, Jun 2, priced at $350 found 1 day ago

Fri, May 31 - Sun, Jun 2

BOS

Logan Intl.

YYZ

Pearson Intl.

$355 Roundtrip, found 1 day ago

$355

Roundtrip

found 1 day ago

Select United flight, departing Fri, May 31 from Logan Intl. to Pearson Intl., returning Sun, Jun 2, priced at $355 found 1 day ago

Fri, May 31 - Sun, Jun 2

BOS

Logan Intl.

YYZ

Pearson Intl.

$355 Roundtrip, found 1 day ago

$355

Roundtrip

found 1 day ago

Select Porter Airlines flight, departing Fri, May 31 from Logan Intl. to Pearson Intl., returning Sun, Jun 2, priced at $355 found 1 day ago

Fri, May 31 - Sun, Jun 2

BOS

Logan Intl.

YYZ

Pearson Intl.

$364 Roundtrip, found 1 day ago

$364

Roundtrip

found 1 day ago

Select United flight, departing Fri, May 31 from Logan Intl. to Pearson Intl., returning Sun, Jun 2, priced at $364 found 1 day ago

Fri, May 31 - Sun, Jun 2

BOS

Logan Intl.

YYZ

Pearson Intl.

$374 Roundtrip, found 1 day ago

$374

Roundtrip

found 1 day ago

Select United flight, departing Fri, May 31 from Logan Intl. to Pearson Intl., returning Sun, Jun 2, priced at $374 found 1 day ago

Fri, May 31 - Sun, Jun 2

BOS

Logan Intl.

YYZ

Pearson Intl.

$374 Roundtrip, found 1 day ago

$374

Roundtrip

found 1 day ago

Select Air Canada flight, departing Fri, May 31 from Logan Intl. to Pearson Intl., returning Sun, Jun 2, priced at $374 found 1 day ago

Fri, May 31 - Sun, Jun 2

BOS

Logan Intl.

YYZ

Pearson Intl.

$384 Roundtrip, found 1 day ago

$384

Roundtrip

found 1 day ago

Select Air Canada flight, departing Fri, May 31 from Logan Intl. to Pearson Intl., returning Sun, Jun 2, priced at $384 found 1 day ago

Fri, May 31 - Sun, Jun 2

BOS

Logan Intl.

YYZ

Pearson Intl.

$449 Roundtrip, found 1 day ago

$449

Roundtrip

found 1 day ago

Select American Airlines flight, departing Fri, May 31 from Logan Intl. to Pearson Intl., returning Sun, Jun 2, priced at $449 found 1 day ago

Fri, May 31 - Sun, Jun 2

BOS

Logan Intl.

YYZ

Pearson Intl.

$560 Roundtrip, found 1 day ago

$560

Roundtrip

found 1 day ago

Select Delta flight, departing Fri, May 31 from Logan Intl. to Pearson Intl., returning Sun, Jun 2, priced at $560 found 1 day ago