From Reagan Washington airport fly to Ottawa airport then line 97 bus to Gatineau. 2hrs 55min $293. From L'Enfant Plaza bus to Washington Dulles airport, fly to Ottawa airport, then line 97 bus to Gatineau. 5hrs 09min $435. From Washington DC train to New York City, NY, train to Syracuse, NY, line 5797 bus to Ottawa, ON, then bus to Gatineau, QC. 14hrs 46min $285. From Washington, DC bus to New York, NY, bus to Montreal, QC, then bus to Ottawa, ON. 16hrs 41min $145. From Washington, DC bus to Harrisburg, PA, bus to Binghamton, NY, bus to Syracuse, NY, line 5797 bus to Ottawa, ON, then bus to Hull, QC. 17hrs 26min $214. From Washington D.C. drive to Gatineau. 10hrs 07min $110.