American Airlines Looking into Single-Aisle Airbus Planes CheapOair Staff June 24, 2011 general Would You Fly a Narrow Jet? News broke Thursday about American Airlines being in discussions with Airbus SAS for at least 100 single-aisle planes. The narrow jets would replace the Boeing 757s and MD-80s according to the Bloomberg report. A decision is expected to be made on the narrow aircraft by July.