Update (Sept. 13, 12:30 p.m. ET): This offer expired midnight on Sept. 12, however Air Canada has just launched a new sale covering similar U.S. destinations. Click here to preview this new offer.

Book by 11:59 p.m. ET to take advantage of Air Canada sale fares on routes to major U.S. cities. Travel from across the country starting at $286 roundtrip including tax. Peak winter rates cost as much as $450 more roundtrip.

Note: One-way advertised fares are often higher than roundtrip prices, as shown below.

Sample one-way fares from Toronto (including tax):

• New York (LGA or JFK) ... $223 ($286 roundtrip)
• Fort Lauderdale/Miami ... $188-$208 ($323-$365 roundtrip)
• Los Angeles ... $304 ($554 roundtrip)
• Honolulu ... $356 ($645 roundtrip)

Sample one-way fares from Vancouver (including tax):

• Los Angeles ... $174 ($302 roundtrip)
• Las Vegas ... $182 ($317 roundtrip)
• Honolulu ... $245 ($519 roundtrip)
• New York (LGA or JFK) ... $292 ($536 roundtrip)

Sample one-way fares from Calgary (including tax):

• Las Vegas ... $186 ($321 roundtrip)
• Los Angeles ... $207 ($363 roundtrip)
• Honolulu ... $291 ($523 roundtrip)
• New York (LGA or JFK) ... $264 ($477 roundtrip)

Sample one-way fares from Montreal (including tax):

• Fort Lauderdale/Miami ... $186-$209 ($326-$366 roundtrip)
• New York (LGA or JFK) ... $212 ($324 roundtrip)
• Los Angeles ... $312 ($576 roundtrip)
• Honolulu ... $365 ($666 roundtrip)

Sample one-way fares from Halifax (including tax):

• Fort Lauderdale/Miami/Orlando ... $261 ($474 roundtrip)
• Las Vegas ... $313 ($579 roundtrip)
• San Diego ... $334 ($621 roundtrip)
• Honolulu ... $450 ($824 roundtrip)

Depart most dates Oct. 3 - Dec. 12 and Jan. 9 - Feb. 7, 2013. Be flexible with dates to find the best fares as seats are limited on each flight, and fares will sell out quickly. Tickets must be purchased at least 14 days before departure.

Air Canada, recently voted Best International Airline in North America by Skytrax World Airlines Awards, offers travellers Aeroplan miles and personal in-seat TVs with complimentary on-demand entertainment.

Note: A fee of up to $25 (CAD/USD) per direction is charged for the first checked bag, and a fee of up to $35 (CAD) per direction is charged for the second checked bag on flights between Canada and the U.S.