Originally Posted by TornCalfGuy

Three of us are going to Europe next summer, and I got 2 seats through Onepass. I recently got the Chase CO card, which brought me up to the level of one more seat. Unfortunately, no seats are available right now for any return flight from Athens to the DC area (DCA, IAD, BWI) at the lowest mileage level (27,500 one way) on the same date in July.

Do more seats ever open up or are they fixed on all flights (so once they're gone, they're gone entirely)?

Also, would a CO ticket agent possibly be able to find routes that I don't see online? If so, I certainly don't mind spending $25 for the service.

Thanks for any knowledge about this.