Want to see the latest flight deals as soon as they’re published? Follow The Points Guy on Facebook and Twitter, and subscribe to text message alerts from our deals feed, @tpg_alerts.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 you use Google Flights to find dates to fly, then book through an online travel agency, such as Orbitz or Expedia, 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 or Expedia’s courtesy cancellation if you’re unable to get the time away from work or family.It’s time for one of JetBlue’s famous two-day flash sales. As part of “The Blue Carpet Sale” we’re seeing fares as low as $37 one-way or $74 round-trip for both domestic and international destinations. In order to take advantage, you must book by February 28, at 11:59pm ET or local time. Eligible travel dates are between March 13 and June 20, 2018, with blackout dates between May 22-30.Note that a few of the dates included in this sale are for peak summer travel time — a great opportunity to book a summer vacation with cheap airfare. We’re seeing plenty of availability for multiple dates scattered through June 20. Because so many cities are part of this sale, it’ll be best to check out JetBlue’s page in order to find out exactly which ones are included. The best way to find availability is to search Google Flights for the routes and dates and then click through to JetBlue’s website to book. Act quick! These fares won’t last long — they’ll be available through Wednesday only.Airline: JetBlueRoutes: Domestic and international routesCost: $37+ one-way, $74+ round-trip in economyDates: March 13 — June 20, 2018Booking Link: Orbitz or ExpediaPay With: The Platinum Card from American Express (5x on airfare), Chase Sapphire Reserve, Premier Rewards Gold Card from American Express, Citi Prestige (3x on airfare) or Chase Sapphire Preferred (2x on travel)Here are a few examples of what you can book:Long Beach (LGB) to Oakland (OAK) for $37 one-way in May:Long Beach (LGB) to Oakland (OAK) for 1,800 TrueBlue points + $5.60 one-way in May: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.New York (JFK) to Washington, DC (IAD) for $43 one-way in June:Reno (RNO) to Long Beach (LGB) for $43 one-way in May:Newark (EWR) to Fort Lauderdale (FLL) for $47 one-way in April:Fort Lauderdale (FLL) to Nashville (BNA) for $48 one-way in June:New York (JFK) to Bermuda (BDA) for $73 one-way in April:Long Beach (LGB) to Oakland (OAK) for $75 round-trip in April:Fort Lauderdale (FLL) to Bridgetown, Barbados (BGI) for $75 one-way in April:Newark (EWR) to Orlando (MCO) for $95 round-trip in May:Washington, DC (DCA) to Charleston (CHS) for $97 round-trip in May:Boston (BOS) to Atlanta (ATL) for $114 round-trip in May:New York (JFK) to Raleigh (RDU) for $137 round-trip in April/May:Maximize Your PurchaseDon’t forget to use a credit card that earns additional points on airfare purchases, such as the American Express Platinum Card (5x on flights booked directly with airlines or American Express Travel), Chase Sapphire Reserve, American Express Premier Rewards Gold or Citi Prestige (3x on airfare) or the Chase Sapphire Preferred (2x on all travel purchases). Check out this post for more on maximizing airfare purchases.