Originally Posted by
aluminumdriver
I don't believe there are D gate mobile lounges from the A Gates, only over to C gates and to the main terminal. If you have a D gate, just take the C gate mobile lounge and walk to the D gates, that's the quickest way.
Just flew through IAD last week, there is definitely mobile lounges to both the C and D gates from the A terminal. Lounge to D gates run all day and night, I believe the C gates have limited regular hours, outside of which you'll have to call for a lounge.