Ship conveniently with flat rate box

    Flat rate boxes are now available for purchase at all of our Canada Post locations. Buy a box and conveniently send your parcel anywhere in Canada. As long as it doesn’t weigh over 5 kg, if it fits, it ships.

    Why use our flat rate box?

    Simplify your sending

    Purchase a ready to use box from any Canada Post location. Pack your items, address your box and send your package on its way.

    No surprise costs

    No need to calculate shipping rates. The price of postage is included in the cost of the box. Postage isn’t based on your parcel’s destination or weight, up to 5 kg.

    3 convenient sizes

    Boxes come in small, medium and large to meet your shipping needs. Large flat rate boxes are not available at all Canada Post locations. A request for large boxes can be made by the post office.

    Environmentally friendly packaging

    Our flat rate box is produced with at least 60% recycled content and 25% post-consumer waste. They are printed using water-based inks and are 100% recyclable.

    What the flat rate box includes

    • Postage
    • High quality shipping box
    • Tracking and on-time delivery guarantee*
    • Up to $100 of liability coverage for loss or damage**

    No additional features and options can be added such as additional liability, coverage or signature***.

    How to get your flat rate box and ship

    1. Purchase a box from any post office across Canada. Flat rate boxes cannot be purchased online.
    2. Pack your flat rate box without changing its dimensions or shape and secure its contents. Make sure your box doesn’t weigh more than 5 kg. These boxes will not be accepted.
    3. Ship your box from any post office or drop off small boxes in a street letter box. Please note that the delivery standard period starts when the box is first scanned.

    Box sizes and costs

    All flat rate boxes include tracking and on-time delivery guarantee across the country, varying by destination. Use our online delivery standards tool to find out when you can expect your flat rate box to reach its receiver.

    Determine delivery standard

    Small Medium Large
    Dimensions

    Lenght x Width x Height

    35cm x 26 cm x 5cm
    (10 3/8 inches x 14 inches x 2 1/8 inches)

    39 cm x 26 cm x 12 cm
    (15 3/8 inches x 10 1/4 inches x 4 3/4 inches)

    40 cm x 30 cm x 19 cm
    (15 3/4 inches x 11 13/16 inches x 7 1/2 inches)

    Max. weight

    5 kg 5 kg 5 kg

    Price

    $17.99 $22.99 $29.99

    Drop off location

    Street letter box or
    post office
    Post office Post office
    Small Medium Large
    Dimensions

    Lenght x Width x Height

    35cm x 26 cm x 5cm
    (10 3/8 inches x 14 inches x 2 1/8 inches)

    39 cm x 26 cm x 12 cm
    (15 3/8 inches x 10 1/4 inches x 4 3/4 inches)

    40 cm x 30 cm x 19 cm
    (15 3/4 inches x 11 13/16 inches x 7 1/2 inches)

    Max. weight

    5 kg 5 kg 5 kg

    Price

    $17.99 $22.99 $29.99

    Drop off location

    Street letter box or
    post office
    Post office Post office