Thinking ahead to travel later this year and into early next? American Airlines has launched one of its best fare sales with major discounts on numerous flights across its network.

“Book a trip for the fall time with great fares for one-way and round-trip travel,” the airline shared about the promotion on its website. “Explore our latest offers for flights in the U.S. and flights to Europe, Japan, Mexico, the Caribbean, Latin America, Australia, and New Zealand.”

The sale, which ends on Sunday, August 4, has discounts on domestic flights for Tuesday, Wednesday, and Saturday travel, while international flights are available for all days of the week. However, the blackout dates will vary greatly depending on where you’re headed:

• Domestic flights are discounted from Aug. 7 to Nov. 20, with blackout dates from Aug. 29 to Sep. 3, and Nov. 21 to Dec. 1
• Mexico, Caribbean, and Latin America flights are discounted from Aug. 7 to Dec. 17, with blackout dates from Aug. 29 to Sep. 3, and Nov. 21 to Dec. 1
• U.K. flights are discounted from Oct. 1 to March 8, with blackout dates from Nov. 21 to 23, Nov. 30 to Dec. 2, Dec. 13 to Jan. 8 
• Europe flights are discounted from Oct. 30 to March 8, with blackout dates from  Oct. 31 to Nov. 5, Nov. 21 to 23, Nov. 30 to Dec. 2, Dec. 14 to 23, and Dec. 26 to Jan. 8
• Japan flights are discounted from Aug. 1 to Feb. 28, with blackout dates from Nov. 21 to Dec. 3 and Dec. 12 to Jan. 13
• Australia and New Zealand flights are discounted from Oct. 26 to March 29, with blackout dates from Dec. 5 to Jan. 27

The American Airlines Fall Flight Deals page details all of the eligible routes for this promotion, but Travel + Leisure found some of the best round-trip flights on sale:

• Chicago (ORD) to New York (LGA): $128
• Nashville (BNA) to Miami (MIA): $128
• Miami (MIA) to St. Thomas (STT): $169
• New York (JFK) to Anguilla (AXA): $337
• Charlotte (CLT) to Belize (BZE): $358
• Philadelphia (PHL) to Lisbon (LIS): $597
• Los Angeles (LAX) to Buenos Aires (EZE): $696
• Dallas (DFW) to Auckland (AKL): $773

The fares shown above include all U.S. government taxes and carrier-imposed fees. However, these offers are available in basic economy, so travelers may want to upgrade to Main Cabin to pick a seat assignment and modify their flight without any penalties.