\text{Cents Per Mile (CPM)} = \frac{\text{Cash Price of Ticket} - \text{Award Taxes & Fees}}{\text{Number of Miles Required}} \times 100
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 use miles or buy ticket calculator
To determine if your redemption is a good deal, use this standard equation: \text{Cents Per Mile (CPM)} = \frac{\text{Cash Price of
: Use the current market price for the exact same flight, including all fees you would actually pay. Cash Formula To determine if your redemption is
: 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)