United Flight 8351 Deals & Information (2025/2026)

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United Flight 8351 Route Deals From $144

The cheapest prices found with in the last 7 days for return flights were $304 and $144 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 - Wed, Jul 23
DCA
Ronald Reagan Washington National
YUL
Pierre Elliott Trudeau Intl.
$304 Roundtrip, found 1 day ago
$304
Roundtrip
found 1 day ago
Select United flight, departing Mon, Jul 21 from Ronald Reagan Washington National to Pierre Elliott Trudeau Intl., returning Wed, Jul 23, priced at $304 found 1 day ago
Mon, Jul 21 - Wed, Jul 23
DCA
Ronald Reagan Washington National
YUL
Pierre Elliott Trudeau Intl.
$305 Roundtrip, found 1 day ago
$305
Roundtrip
found 1 day ago
Select United flight, departing Mon, Jul 21 from Ronald Reagan Washington National to Pierre Elliott Trudeau Intl., returning Wed, Jul 23, priced at $305 found 1 day ago
Wed, Jul 30 - Wed, Aug 13
DCA
Ronald Reagan Washington National
YUL
Pierre Elliott Trudeau Intl.
$309 Roundtrip, found 4 hours ago
$309
Roundtrip
found 4 hours ago
Select United flight, departing Wed, Jul 30 from Ronald Reagan Washington National to Pierre Elliott Trudeau Intl., returning Wed, Aug 13, priced at $309 found 4 hours ago
Wed, Aug 20 - Wed, Aug 27
DCA
Ronald Reagan Washington National
YUL
Pierre Elliott Trudeau Intl.
$314 Roundtrip, found 15 hours ago
$314
Roundtrip
found 15 hours ago
Select United flight, departing Wed, Aug 20 from Ronald Reagan Washington National to Pierre Elliott Trudeau Intl., returning Wed, Aug 27, priced at $314 found 15 hours ago
Sat, Aug 30 - Sat, Sep 6
DCA
Ronald Reagan Washington National
YUL
Pierre Elliott Trudeau Intl.
$323 Roundtrip, found 23 hours ago
$323
Roundtrip
found 23 hours ago
Select United flight, departing Sat, Aug 30 from Ronald Reagan Washington National to Pierre Elliott Trudeau Intl., returning Sat, Sep 6, priced at $323 found 23 hours ago
Wed, Jul 30 - Wed, Aug 13
DCA
Ronald Reagan Washington National
YUL
Pierre Elliott Trudeau Intl.
$327 Roundtrip, found 4 hours ago
$327
Roundtrip
found 4 hours ago
Select United flight, departing Wed, Jul 30 from Ronald Reagan Washington National to Pierre Elliott Trudeau Intl., returning Wed, Aug 13, priced at $327 found 4 hours ago
Wed, Jul 30 - Wed, Aug 13
DCA
Ronald Reagan Washington National
YUL
Pierre Elliott Trudeau Intl.
$353 Roundtrip, found 4 hours ago
$353
Roundtrip
found 4 hours ago
Select United flight, departing Wed, Jul 30 from Ronald Reagan Washington National to Pierre Elliott Trudeau Intl., returning Wed, Aug 13, priced at $353 found 4 hours ago