British Airways, Finnair, and Iberia have round-trip flights from Austin (AUS) to Inverness, Scotland (INV) for $530 with a connection. Flights January to March. Departures on Monday, Tuesday, and Wednesday. 7-day minimum stay required.
We’ve omitted the slightly cheaper $510 fares that have multiple stops, bad routing, or longer than 4-hour connection times from the example list.