United Flight 6628 Deals & Information (2025/2026)

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United Flight 6628 Route Deals From $208

The cheapest prices found with in the last 7 days for return flights were $473 and $208 for one-way flights to Pierre Elliott Trudeau Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Mon, Jul 21 - Tue, Jul 22
PHL
Philadelphia Intl.
YUL
Pierre Elliott Trudeau Intl.
$473 Roundtrip, found 1 day ago
$473
Roundtrip
found 1 day ago
Select United flight, departing Mon, Jul 21 from Philadelphia Intl. to Pierre Elliott Trudeau Intl., returning Tue, Jul 22, priced at $473 found 1 day ago
Wed, Sep 3 - Sat, Sep 6
PHL
Philadelphia Intl.
YUL
Pierre Elliott Trudeau Intl.
$475 Roundtrip, found 1 day ago
$475
Roundtrip
found 1 day ago
Select United flight, departing Wed, Sep 3 from Philadelphia Intl. to Pierre Elliott Trudeau Intl., returning Sat, Sep 6, priced at $475 found 1 day ago
Wed, Sep 3 - Sat, Sep 6
PHL
Philadelphia Intl.
YUL
Pierre Elliott Trudeau Intl.
$483 Roundtrip, found 1 day ago
$483
Roundtrip
found 1 day ago
Select United flight, departing Wed, Sep 3 from Philadelphia Intl. to Pierre Elliott Trudeau Intl., returning Sat, Sep 6, priced at $483 found 1 day ago