If you can fly during the off - peak dates designated by the airline, you can save 15,000 miles per roundtrip to Europe and 5,000 miles roundtrip to other destinations.
Off - Peak travel dates for several regions of the world are changing and many of the changes reduce the period of time designated as off - pPeak travel dates for several regions of the world are changing and many of the changes reduce the period of time designated as off - peakpeak.