Alaska Airlines Flights from United States to Canada
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Deals on roundtrip flights from United States to Canada.*
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Seattle (SEA)to
Toronto (YYZ)Sep 9, 2026 - Sep 15, 2026
From
$587
Seen: 6 hours ago
Round-trip
Saver
Seattle (SEA)to
Toronto (YYZ)Sep 9, 2026 - Sep 12, 2026
From
$632
Seen: 1 hour ago
Round-trip
Saver
Seattle (SEA)to
Calgary (YYC)Sep 12, 2026 - Sep 15, 2026
From
$452
Seen: 12 hours ago
Round-trip
Saver
Seattle (SEA)to
Toronto (YYZ)Sep 11, 2026 - Sep 25, 2026
From
$672
Seen: 11 hours ago
Round-trip
Saver
Seattle (SEA)to
Toronto (YYZ)Sep 9, 2026 - Sep 23, 2026
From
$684
Seen: 11 hours ago
Round-trip
Saver
Seattle (SEA)to
Toronto (YYZ)Sep 10, 2026 - Sep 24, 2026
From
$694
Seen: 11 hours ago
Round-trip
Saver
Portland (PDX)to
Vancouver (YVR)Sep 12, 2026 - Sep 15, 2026
From
$430
Seen: 11 hours ago
Round-trip
Saver
Portland (PDX)to
Vancouver (YVR)Sep 8, 2026 - Sep 22, 2026
From
$460
Seen: 11 hours ago
Round-trip
Saver
Portland (PDX)to
Vancouver (YVR)Sep 9, 2026 - Sep 23, 2026
From
$460
Seen: 11 hours ago
Round-trip
Saver
Portland (PDX)to
Vancouver (YVR)Sep 2, 2026 - Sep 16, 2026
From
$460
Seen: 11 hours ago
Round-trip
Saver
Seattle (SEA)to
Calgary (YYC)Sep 2, 2026 - Sep 7, 2026
From
$401
Seen: 2 hours ago
Round-trip
Saver
Seattle (SEA)to
Calgary (YYC)Aug 20, 2026 - Aug 26, 2026
From
$436
Seen: 5 hours ago
Round-trip
Saver
Seattle (SEA)to
Calgary (YYC)Aug 24, 2026 - Sep 3, 2026
From
$436
Seen: 1 hour ago
Round-trip
Saver
Seattle (SEA)to
Calgary (YYC)Sep 1, 2026 - Sep 9, 2026
From
$509
Seen: 1 hour ago
Round-trip
Saver
Portland (PDX)to
Vancouver (YVR)Sep 5, 2026 - Sep 10, 2026
From
$447
Seen: 4 hours ago
Round-trip
Saver
Seattle (SEA)to
Vancouver (YVR)Sep 2, 2026 - Sep 16, 2026
From
$424
Seen: 11 hours ago
Round-trip
Saver
Seattle (SEA)to
Vancouver (YVR)Sep 2, 2026 - Sep 3, 2026
From
$427
Seen: 11 hours ago
Round-trip
Saver
Seattle (SEA)to
Vancouver (YVR)Sep 2, 2026 - Sep 5, 2026
From
$427
Seen: 11 hours ago
Round-trip
Saver
Seattle (SEA)to
Vancouver (YVR)Sep 2, 2026 - Sep 9, 2026
From
$427
Seen: 11 hours ago
Round-trip
Saver
Seattle (SEA)to
Vancouver (YVR)Sep 12, 2026 - Sep 15, 2026
From
$432
Seen: 11 hours ago
Round-trip
Saver
*Displayed prices have been available within the past 24 hours and may not be available at the time of booking. Fares listed may be Saver fares, which is our most restrictive fare option and subject to additional restrictions. For roundtrip journeys, the price displayed—available within the past 24 hours—is the aggregate of the lowest available fare each way. Additional baggage charges and fees for optional products and services may apply. Other terms and conditions may apply.
One-way low-fare flights United States to Canada.*
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From | To | Fare Type | Dates | Price | |
|---|---|---|---|---|---|
| Seattle (SEA) | Calgary (YYC) | One-way | Saver | Depart: Oct 29, 2026 | From $129 Seen: 12 hours ago | |
| Seattle (SEA) | Calgary (YYC) | One-way | Saver | Depart: Nov 1, 2026 | From $129 Seen: 12 hours ago | |
| Seattle (SEA) | Calgary (YYC) | One-way | Saver | Depart: Nov 7, 2026 | From $129 Seen: 12 hours ago | |
| Seattle (SEA) | Calgary (YYC) | One-way | Saver | Depart: Nov 10, 2026 | From $129 Seen: 12 hours ago | |
| Seattle (SEA) | Calgary (YYC) | One-way | Saver | Depart: Nov 11, 2026 | From $129 Seen: 12 hours ago | |
| Seattle (SEA) | Calgary (YYC) | One-way | Saver | Depart: Nov 17, 2026 | From $129 Seen: 12 hours ago | |
| Ontario (ONT) | Vancouver (YVR) | One-way | Saver | Depart: Oct 28, 2026 | From $145 Seen: 11 hours ago | |
| Ontario (ONT) | Vancouver (YVR) | One-way | Saver | Depart: Oct 31, 2026 | From $145 Seen: 11 hours ago | |
| Ontario (ONT) | Vancouver (YVR) | One-way | Saver | Depart: Oct 27, 2026 | From $145 Seen: 11 hours ago | |
| Ontario (ONT) | Vancouver (YVR) | One-way | Saver | Depart: Oct 30, 2026 | From $145 Seen: 11 hours ago |
*Displayed prices have been available within the past 24 hours and may not be available at the time of booking. Fares listed may be Saver fares, which is our most restrictive fare option and subject to additional restrictions. For roundtrip journeys, the price displayed—available within the past 24 hours—is the aggregate of the lowest available fare each way. Additional baggage charges and fees for optional products and services may apply. Other terms and conditions may apply.