It’s Cyber Monday and 42 percent of Americans will be hitting their computers today in a continued effort to find the best deals –including airfare.  

Until now, airlines have kept their deals secret, but most of the carriers have their Cyber Monday deals online. You can also watch the social media channels of you favorite airlines to catch the Cyber Monday sales announcement. 

Here’s a list of some of the best.  But remember, like any good sale fees and restrictions apply –so read the fine print. Happy shopping.

Europe for as low at $558 on KLM

Travel from New York to Dublin, Amsterdam or Milan with deals starting at $558 or from Atlanta to Dublin or Munich with fares starting at $846. Travelers based in Los Angeles can fly to Amsterdam with fares starting from $1,038. There are also fares from Detroit to Frankfurt starting from $1,059. Travel period: between January 10, 2016 and March 31, 2016. Terms and conditions apply. Travelers can go to KLM’s website to book tickets.

Flights as low as $15 on Frontier

Frontier Airlines is offering Cyber Monday deals as low as as $15 each way for club members and $19 for non-club members.  This fare sale runs for flights booked Monday for travel December 7, 2015 through April 4, 2016. Remember, this is a “starting at” sale, so not all routes will actually be as low as $15/$19.

$44 tickets on Alaska Airlines 

Tickets start at $44 in the Alaska Airlines Cyber Monday 2015 sale. For $44 you can fly from Boise to Sacramento. A ticket from San Diego to Monterey sells for $59 one way. The tickets must be purchased before December 7. Dates will sell out quickly at the most popular routes. You can find all offers now on alaskaair.com.

15 percent off Air Canada

Book by Nov. 30, 2015 until at 11:59 pm and save 15 percent off flights by using promo code 15cybermonday.  Travel is good from January 11 to June 15, 2016 but blackout dates apply for select routes. And if you think it’s only from destinations originating in Canada, think again.  The deals include U.S. cities to warm weather destinations.  But popular routes sell out fast. 

25 percent off Virgin America

Search for flights on Virgin America's website from 8 a.m. EST Cyber Monday and enter code CYBERRIDE to take 25 percent off economy airfare (Tuesday and Wednesday departures) or 10 percent off (Mondays, Thursdays, Fridays, and Saturday departures). You can also enter to win a year of free flights and Uber rides—along with Virgin America Elevate Gold Status, but you have to book Monday only for travel between January 5 and March 2, 2016. Virgin America's destinations include Palm Springs, Puerto Vallarta, Mexico and more.

2-for-1 airfare on Emirates

Get two tickets for the price of one on Emirates from all 10 of the airline's U.S. cities: Chicago, Boston, San Francisco, Los Angeles, Seattle, Dallas/Fort Worth, Houston, Washington, Orlando, and New York.  Destinations include Milan for $1,099 for two and Singapore for $1,649 for two. Book on the Emirates website on Cyber Monday, for travel from January 9 through May 6, 2016.

50 percent off flights to Asia

Cathy Pacific is offering many deals from the U.S. to Asia, including a $664 round trip ticket from San Francisco to Hong Kong.  From now until December 4, book a flights to cities in China, Cambodia, Vietnam and more, plus, get 1,000 bonus Asia Miles for every booking during their Black Friday Sale.