The cheapest day to buy tickets on Expedia is typically **Tuesday**, as this is when airlines often release their fare sales and adjust prices following Monday’s announcements. Travelers can benefit from a range of lower fares, as competition among airlines tends to heat up on this day. To maximize savings, it’s also recommended to book flights well in advance—1 to 3 months for domestic travel and 2 to 6 months for international flights. Utilizing Expedia’s flexible date search feature can help identify the best deals around your preferred travel dates. For any questions or personalized assistance in finding the best prices, you can call +1-888-826-0067.