United Flight 6628 Deals & Information (2026/2027)

Wander Wisely with exceptional service, 24/7 supportOpens in a new window

Feel at ease with free flight cancellations within 24 hours of booking

Change your flight without a fee on select flights

United Flight 6628 Route Deals From $191

The cheapest prices found with in the last 7 days for return flights were $390 and $191 for one-way flights to Pierre Elliott Trudeau Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Dec 12 - Wed, Dec 16
PHL
Philadelphia Intl.
YUL
Pierre Elliott Trudeau Intl.
$390 Roundtrip, found 9 hours ago
$390
Roundtrip
found 9 hours ago
Select United flight, departing Sat, Dec 12 from Philadelphia Intl. to Pierre Elliott Trudeau Intl., returning Wed, Dec 16, priced at $390 found 9 hours ago
Thu, Aug 20 - Fri, Aug 21
PHL
Philadelphia Intl.
YUL
Pierre Elliott Trudeau Intl.
$404 Roundtrip, found 3 days ago
$404
Roundtrip
found 3 days ago
Select United flight, departing Thu, Aug 20 from Philadelphia Intl. to Pierre Elliott Trudeau Intl., returning Fri, Aug 21, priced at $404 found 3 days ago
Thu, Sep 17 - Mon, Sep 21
PHL
Philadelphia Intl.
YUL
Pierre Elliott Trudeau Intl.
$405 Roundtrip, found 13 hours ago
$405
Roundtrip
found 13 hours ago
Select United flight, departing Thu, Sep 17 from Philadelphia Intl. to Pierre Elliott Trudeau Intl., returning Mon, Sep 21, priced at $405 found 13 hours ago
Thu, Sep 17 - Mon, Sep 21
PHL
Philadelphia Intl.
YUL
Pierre Elliott Trudeau Intl.
$415 Roundtrip, found 13 hours ago
$415
Roundtrip
found 13 hours ago
Select United flight, departing Thu, Sep 17 from Philadelphia Intl. to Pierre Elliott Trudeau Intl., returning Mon, Sep 21, priced at $415 found 13 hours ago
Sun, Aug 23 - Mon, Aug 24
PHL
Philadelphia Intl.
YUL
Pierre Elliott Trudeau Intl.
$416 Roundtrip, found 4 days ago
$416
Roundtrip
found 4 days ago
Select United flight, departing Sun, Aug 23 from Philadelphia Intl. to Pierre Elliott Trudeau Intl., returning Mon, Aug 24, priced at $416 found 4 days ago
Wed, Aug 12 - Wed, Aug 19
PHL
Philadelphia Intl.
YUL
Pierre Elliott Trudeau Intl.
$438 Roundtrip, found 6 days ago
$438
Roundtrip
found 6 days ago
Select United flight, departing Wed, Aug 12 from Philadelphia Intl. to Pierre Elliott Trudeau Intl., returning Wed, Aug 19, priced at $438 found 6 days ago
Sat, Dec 12 - Wed, Dec 16
PHL
Philadelphia Intl.
YUL
Pierre Elliott Trudeau Intl.
$450 Roundtrip, found 9 hours ago
$450
Roundtrip
found 9 hours ago
Select United flight, departing Sat, Dec 12 from Philadelphia Intl. to Pierre Elliott Trudeau Intl., returning Wed, Dec 16, priced at $450 found 9 hours ago