| Cheap Flights: Austin to Paris $435-$442 r/t â American / Air Canada / United / Delta American Airlines, Air Canada, United, Delta and various other airlines have round-trip flights from Austin (AUS) to Paris (CDG) for $435-$442 with a connection. Flights in May, August, September, and October. 6-day minimum stay required. Note: Carry-on bag is allowed for free on American Airlines, Air Canada, United, Delta. You can avoid paying for seat selection by accepting the randomly assigned seat at the gate. We donât charge a subscription fee. All of our deal notifications are available for FREE via Instagram, Facebook, Twitter, our Webpage, and our E-mail list. If you are paying someone a subscription fee for our content, you are being ripped off. Read More Cheap Flights: Austin to Paris $435-$442 r/t â American / Air Canada / United / Delta . | 