Back to the OP's vehicle, an 09 Accord. Most hondas (including my personal 96, 04 and 09) will do DFCO in gear above 1200 rpm. That's all that's required. If your gauge isn't showing it as such, you probably need to calibrate it to match the Open/Closed Loop status.
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11-mile commute: 100 mpg - - - Tank: 90.2 mpg / 1191 miles
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