Air France / Delta / United airlines round-trip flights from Austin to Dublin, Ireland. As of 6:48 PM United Airlines has exited the fare sale, and it’s unknown if they will get back in.
Cheap Flights: Austin to Dublin, Ireland $401 r/t – Air France / Delta + SkyTeam
I’ve been to Dublin in the winter. While the weather wasn’t ideal, it was only moderately cold…certainly tolerable for most travelers.