Airmail Stamp Cost to Canada from US: $1.40 (Jan 2023 Rate)

As of January 2023, a 1-ounce airmail letter to Canada costs $1.40 (USPS First-Class Mail International).

Rate Structure

• 1 oz: $1.40
• Each additional ounce: +$0.21
• 2 oz: $1.61
• 3 oz: $1.82
• 3.5 oz max (letter rate): $1.93

Practical Details

• Buy at any Post Office or usps.com
• Mark envelope "AIRMAIL" prominently
• Use Global Forever stamp ($1.65 as of 2024) for simplicity—covers 1 oz to any country
• Delivery: 7–21 business days typically
• Tracking: Not included; add Registered Mail for tracking

Rate Changes

USPS adjusts rates ~annually. Check usps.com for current pricing before mailing.