Does it make a difference when you purchase airline tickets online regarding price? According to Consumer Reports the best time to find the best price when ordering airline tickets online is on TUESDAYS at 3:00 PM We have not tested this yet, we just heard about this insight today. However, the next time we order airline tickets, we will check out the price prior, and do our best to test this consumer report tip. Test it yourself, and let us know your results!