Facts about flights from Washington to Ontario
- Frontier Airlines offers the best deal (flight F9689) between Washington and Ontario : 8h 55m at $165.56
- It is on average $348.15 for a 1 stop(s) flight between Washington and Ontario
- The average cost for 2 stop(s) flight from Washington to Ontario is $232.92
- There is on average 1 stop(s) when flying between Washington and Ontario
- Usually, people stay 8 days when travelling from Washington to Ontario
- january is the cheapest time to fly between Washington and Ontario
