| cheapest time to buy airfare | 0.73 | 0.8 | 6911 | 28 | 51 |
| cheapest time to buy airline tickets | 0.99 | 0.5 | 5426 | 36 | 59 |
| when is the cheapest time to buy airfare | 0.8 | 1 | 3636 | 40 | 70 |
| cheapest time to buy domestic flights | 1.93 | 0.1 | 7976 | 37 | 15 |
| international flights cheapest time to buy | 0.04 | 0.4 | 5100 | 42 | 53 |
| plane tickets cheapest time to buy | 1.15 | 0.1 | 127 | 34 | 92 |
| what days are cheapest to buy flights | 1.36 | 0.4 | 1993 | 37 | 8 |
| best time to buy cheap flights | 1.36 | 0.2 | 6750 | 30 | 64 |
| cheapest times to purchase flights | 1.03 | 0.5 | 2595 | 34 | 7 |
| best time to purchase cheap flights | 1.69 | 0.5 | 8655 | 35 | 68 |
