The contract carries an average annual value of $5.5 million per season.
“We are happy to have Travis under contract for the next six seasons,” general manager Chuck Fletcher said in a statement. “Travis has shown progression in each of his three seasons and is an integral part of our group of young forwards. His speed, skill and tenacity sets him apart in today’s NHL.”
Last season, Konecny scored 24 goals and set a new career-high with 49 points. The 22-year-old has 59 goals and 124 points in 233 games over the last three seasons.
The London, Ont., native was originally a first-round pick (24th overall) by the Flyers in 2015. The agreement comes days after the Flyers signed another restricted free agent, defenceman Ivan Provorov, to a six-year, $40.5-million contract on Sept. 12.