\text{Cents Per Mile (CPM)} = \frac{\text{Cash Price of Ticket} - \text{Award Taxes & Fees}}{\text{Number of Miles Required}} \times 100
: If the resulting number is higher than your airline's average mile value, it is generally better to use miles. Average Mile Valuations (2024–2026) use miles or buy ticket calculator
Deciding whether to use airline miles or pay cash for a ticket boils down to a simple calculation of the "cents per mile" (CPM) value. This metric tells you exactly how much each mile is worth for a specific trip so you can compare it against average valuations. The Miles vs. Cash Formula \text{Cents Per Mile (CPM)} = \frac{\text{Cash Price of