Originally Posted by Spiff
If you license expires while you're abroad, you may have difficulty renting a car, but that's about it. You'll want to show your valid passport instead of your "expired" license to Comrade TSA if you have a connecting flight when you return so that you avoid haraSSSSment
Actually...
TSA will accept a license even if it's expired, up to twelve months after the date of expiry. No referral to selectee screening required or suggested.
The airline, however, might not accept it. That's up to them.