Update: Some offers mentioned below are no longer available. View the current offers here.Airfare deals are typically only available on limited dates. We recommend that you use Google Flights to find dates to fly, then book through an online travel agency, such as Orbitz, which allows you to cancel flights without penalty by 11pm Eastern Time within one day of booking. Remember: Fares may disappear quickly, so book right away and take advantage of Orbitz’s courtesy cancellation if you’re unable to travel. Additionally, keep in mind that discounted partner fares may not earn miles with US-based carriers.Thinking about heading to Europe? It’s time to book your trip — right now. A handful of airlines are offering unreal business-class fares from North America to several European destinations. From what we’ve managed to dig up so far, it looks like both American and Delta are attacking United hubs from the US, with incredible deals from Denver, Houston, Newark and San Francisco to Istanbul, Prague, Germany and Switzerland.The hands-down cheapest fares are from Houston to Venice via AARP and the Visa discount (see this post for instructions), priced at just $1,058 round-trip, but you can also book biz flights from San Francisco to Istanbul from $1,086 round-trip (without an AARP membership). All flights covered as part of this deal price at less than $1,600 round-trip.Complete your search on Google Flights and head to your preferred airline’s website to book.Airlines: SkyTeam and OneworldRoutes: US cities to EuropeCost: $1,058+ round-trip in business classDates: August 2016 - March 2017Booking Link: OrbitzPay With: American Express Premier Rewards Gold, Citi Prestige or Chase Sapphire PreferredHere are some examples of what you can book:Houston (IAH) to Venice (VCE) for $1,058 round-trip in business class on British Airways:Houston (IAH) to Venice (VCE) for $1,058 round-trip in business class on British Airways.San Francisco (SFO) to Istanbul (IST) for $1,086 round-trip in business class on Air France and KLM:Sign up for our daily newsletterEmail addressSign upI would like to subscribe to The Points Guy newsletters and special email promotions. The Points Guy will not share or sell your email. See privacy policy.San Francisco (SFO) to Istanbul (IST) for $1,086 round-trip in business class and Air France and KLM.Toronto (YYZ) to Munich (MUC) for $1,202 round-trip in business class on Air France and KLM:Toronto (YYZ) to Munich (MUC) for $1,202 round-trip in business class on Air France and KLM.San Francisco (SFO) to Zurich (ZRH) for $1,569 round-trip in business class on Delta:San Francisco (SFO) to Zurich (ZRH) for $1,569 round-trip in business class on Delta.Newark (EWR) to Munich (MUC) for $1,586 round-trip in business class on Delta:Newark (EWR) to Munich (MUC) for $1,586 round-trip in business class on Delta.Maximize Your PurchaseDon’t forget to use a credit card that earns additional points on airfare purchases, such as the American Express Premier Rewards Gold or Citi Prestige (3x on airfare) or the Chase Sapphire Preferred Card (2x on all travel purchases). Check out this post for more on maximizing airfare purchases.If you’re able to score one of these tickets, please share the good news in the comments below!H/T: @MSpelfogel