Flights from Denver to Southwestern Ontario

Cheapest flights from Denver

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.

Sun, Oct 12 - Sun, Oct 12

COS

Colorado Springs

YYZ

Pearson Intl.

$375 Roundtrip, found 6 days ago

$375

Roundtrip

found 6 days ago

Select United flight, departing Sun, Oct 12 from Colorado Springs to Pearson Intl., returning Sun, Oct 12, priced at $375 found 6 days ago

Tue, Sep 9 - Tue, Sep 23

DEN

Denver Intl.

YYZ

Pearson Intl.

$388 Roundtrip, found 1 day ago

$388

Roundtrip

found 1 day ago

Select American Airlines flight, departing Tue, Sep 9 from Denver Intl. to Pearson Intl., returning Tue, Sep 23, priced at $388 found 1 day ago

Sat, Sep 6 - Sat, Sep 20

DEN

Denver Intl.

YYZ

Pearson Intl.

$397 Roundtrip, found 5 days ago

$397

Roundtrip

found 5 days ago

Select American Airlines flight, departing Sat, Sep 6 from Denver Intl. to Pearson Intl., returning Sat, Sep 20, priced at $397 found 5 days ago

Tue, Sep 9 - Tue, Sep 23

DEN

Denver Intl.

YYZ

Pearson Intl.

$404 Roundtrip, found 1 day ago

$404

Roundtrip

found 1 day ago

Select Alaska Airlines flight, departing Tue, Sep 9 from Denver Intl. to Pearson Intl., returning Tue, Sep 23, priced at $404 found 1 day ago

Sat, Sep 6 - Thu, Sep 25

DEN

Denver Intl.

YYZ

Pearson Intl.

$409 Roundtrip, found 5 days ago

$409

Roundtrip

found 5 days ago

Select American Airlines flight, departing Sat, Sep 6 from Denver Intl. to Pearson Intl., returning Thu, Sep 25, priced at $409 found 5 days ago

Tue, Sep 9 - Tue, Sep 23

DEN

Denver Intl.

YYZ

Pearson Intl.

$413 Roundtrip, found 1 day ago

$413

Roundtrip

found 1 day ago

Select United flight, departing Tue, Sep 9 from Denver Intl. to Pearson Intl., returning Tue, Sep 23, priced at $413 found 1 day ago

Sat, Sep 6 - Sun, Sep 21

DEN

Denver Intl.

YYZ

Pearson Intl.

$417 Roundtrip, found 5 days ago

$417

Roundtrip

found 5 days ago

Select American Airlines flight, departing Sat, Sep 6 from Denver Intl. to Pearson Intl., returning Sun, Sep 21, priced at $417 found 5 days ago

Tue, Sep 9 - Tue, Sep 23

DEN

Denver Intl.

YYZ

Pearson Intl.

$422 Roundtrip, found 1 day ago

$422

Roundtrip

found 1 day ago

Select American Airlines flight, departing Tue, Sep 9 from Denver Intl. to Pearson Intl., returning Tue, Sep 23, priced at $422 found 1 day ago

Sun, Sep 7 - Thu, Sep 25

DEN

Denver Intl.

YYZ

Pearson Intl.

$429 Roundtrip, found 5 days ago

$429

Roundtrip

found 5 days ago

Select American Airlines flight, departing Sun, Sep 7 from Denver Intl. to Pearson Intl., returning Thu, Sep 25, priced at $429 found 5 days ago

Sun, Sep 7 - Sun, Sep 21

DEN

Denver Intl.

YYZ

Pearson Intl.

$437 Roundtrip, found 5 days ago

$437

Roundtrip

found 5 days ago

Select American Airlines flight, departing Sun, Sep 7 from Denver Intl. to Pearson Intl., returning Sun, Sep 21, priced at $437 found 5 days ago

Tue, Sep 9 - Tue, Sep 23

DEN

Denver Intl.

YYZ

Pearson Intl.

$439 Roundtrip, found 1 day ago

$439

Roundtrip

found 1 day ago

Select United flight, departing Tue, Sep 9 from Denver Intl. to Pearson Intl., returning Tue, Sep 23, priced at $439 found 1 day ago

Tue, Sep 9 - Tue, Sep 23

DEN

Denver Intl.

YYZ

Pearson Intl.

$449 Roundtrip, found 1 day ago

$449

Roundtrip

found 1 day ago

Select United flight, departing Tue, Sep 9 from Denver Intl. to Pearson Intl., returning Tue, Sep 23, priced at $449 found 1 day ago

Sun, Oct 12 - Sun, Oct 12

COS

Colorado Springs

YYZ

Pearson Intl.

$451 Roundtrip, found 6 days ago

$451

Roundtrip

found 6 days ago

Select United flight, departing Sun, Oct 12 from Colorado Springs to Pearson Intl., returning Sun, Oct 12, priced at $451 found 6 days ago

Tue, Sep 9 - Tue, Sep 23

DEN

Denver Intl.

YYZ

Pearson Intl.

$458 Roundtrip, found 1 day ago

$458

Roundtrip

found 1 day ago

Select WestJet flight, departing Tue, Sep 9 from Denver Intl. to Pearson Intl., returning Tue, Sep 23, priced at $458 found 1 day ago

Tue, Sep 9 - Tue, Sep 23

DEN

Denver Intl.

YYZ

Pearson Intl.

$458 Roundtrip, found 1 day ago

$458

Roundtrip

found 1 day ago

Select Air Canada flight, departing Tue, Sep 9 from Denver Intl. to Pearson Intl., returning Tue, Sep 23, priced at $458 found 1 day ago

Tue, Sep 9 - Tue, Sep 23

DEN

Denver Intl.

YYZ

Pearson Intl.

$460 Roundtrip, found 1 day ago

$460

Roundtrip

found 1 day ago

Select Delta flight, departing Tue, Sep 9 from Denver Intl. to Pearson Intl., returning Tue, Sep 23, priced at $460 found 1 day ago

Tue, Sep 9 - Tue, Sep 23

DEN

Denver Intl.

YYZ

Pearson Intl.

$466 Roundtrip, found 1 day ago

$466

Roundtrip

found 1 day ago

Select Air Canada flight, departing Tue, Sep 9 from Denver Intl. to Pearson Intl., returning Tue, Sep 23, priced at $466 found 1 day ago

Tue, Sep 9 - Tue, Sep 23

DEN

Denver Intl.

YYZ

Pearson Intl.

$468 Roundtrip, found 1 day ago

$468

Roundtrip

found 1 day ago

Select United flight, departing Tue, Sep 9 from Denver Intl. to Pearson Intl., returning Tue, Sep 23, priced at $468 found 1 day ago

Tue, Sep 9 - Tue, Sep 23

DEN

Denver Intl.

YYZ

Pearson Intl.

$471 Roundtrip, found 1 day ago

$471

Roundtrip

found 1 day ago

Select Alaska Airlines flight, departing Tue, Sep 9 from Denver Intl. to Pearson Intl., returning Tue, Sep 23, priced at $471 found 1 day ago

Tue, Sep 9 - Tue, Sep 23

DEN

Denver Intl.

YYZ

Pearson Intl.

$483 Roundtrip, found 1 day ago

$483

Roundtrip

found 1 day ago

Select Delta flight, departing Tue, Sep 9 from Denver Intl. to Pearson Intl., returning Tue, Sep 23, priced at $483 found 1 day ago