As of January 2014, it costs $1.15 to mail a regular one-ounce letter from the US to Canada, not including any extra services.
From where?
It depends on the currency you're using.
how much is an air mail letter to Sweden
Cost is 75 cents for standard letter to Canada.
$2.10 if you buy a prepaid airmail letter from the postoffice... not sure how much an international stamp is if that's what you're asking. A postcard is $1.80, so i'd imagine $2.50-$3
90 cents
it cost 1.00 to
Airmail letters from UK to Canada 10 grams 76p 20 grams £1.10 40 grams £1.65 60 grams £2.07 Correct as of 21st Dec 2011
It costs $0.98 to send a letter to Greece.... no special stamp needed since they now all go via air-mail.What_kind_of_stamp_do_you_need_to_send_a_letter_from_Florida_to_London
The cost is 75 cents for an ordinary letter from the US to Canada.
about $13
72 cents