Travel with Air Canada from Ottawa, ON to Washington, D.C. (YOW - WAS) from CAD 245*
*Fares displayed have been collected within the last 48 hours and may no longer be available at the time of booking. Learn more about this offer. Additional baggage fees and charges for optional products and services may apply.
Flights between Ottawa, ON and Washington, D.C. - our lowest fares in cash
*Fares displayed have been collected within the last 48 hours and may no longer be available at the time of booking. Learn more about this offer. Additional baggage fees and charges for optional products and services may apply.
Flights between Ottawa, ON and Washington, D.C. - our lowest fares in points
From | To | Fare Type | Departure | Price |
|---|---|---|---|---|
| Ottawa, ON (YOW) | Washington, D.C. (DCA) | One-way / Economy | Jan 04, 2026 | From 16,800 pts + CAD 176 Viewed: 1 hour ago |
| Ottawa, ON (YOW) | Washington, D.C. (DCA) | One-way / Economy | Jan 02, 2026 | From 17,700 pts + CAD 223 Viewed: 1 day ago |
| Ottawa, ON (YOW) | Washington, D.C. (DCA) | One-way / Economy | Jan 01, 2026 | From 19,100 pts + CAD 176 Viewed: 1 day ago |
| Ottawa, ON (YOW) | Washington, D.C. (DCA) | One-way / Economy | Mar 15, 2026 | From 36,800 pts + CAD 721 Viewed: 23 hours ago |
| Ottawa, ON (YOW) | Washington, D.C. (IAD) | One-way / Economy | Dec 28, 2025 | From 29,400 pts + CAD 176 Viewed: 5 hours ago |
| Ottawa, ON (YOW) | Washington, D.C. (IAD) | One-way / Economy | Jan 31, 2026 | From 8,500 pts + CAD 127 Viewed: 19 hours ago |
| Ottawa, ON (YOW) | Washington, D.C. (IAD) | One-way / Economy | Jan 02, 2026 | From 10,000 pts + CAD 173 Viewed: 1 day ago |
| Ottawa, ON (YOW) | Washington, D.C. (IAD) | One-way / Economy | Jan 01, 2026 | From 17,600 pts + CAD 173 Viewed: 1 day ago |
| Ottawa, ON (YOW) | Washington, D.C. (DCA) | One-way / Economy | Jan 07, 2026 | From 26,000 pts + CAD 470 Viewed: 1 day ago |
*Points displayed do not reflect preferred pricing for Aeroplan Elite Status Members and/or Aeroplan Credit Cardholders. Prices have been collected within the past 48 hrs and may no longer be available at time of booking. Learn more about this offer. Additional baggage fees and charges for optional products and services may apply.