It certainly sounds like you love your wife. If you start cheating, you won't stop. Imagine what it will do to her emotionally and your life as you know it. What kind of man do you wish to be? Are you willing to give it all up for moments of pleasure with someone else? Don't think for a second that you'll get away with it, she may already suspect your thoughts.
Try to think of ways to spice up your love life with your wife. Come up with ideas and share them with her, for now and something very exciting once you get back.
When other woman flirt, start talking about your lovely wife, that will take care of that.
When you're attracted to someone else... divert your thoughts back to your wife and remove yourself from the area.

Do what's right and you'll never feel guilty or bad.