Flying from Ottawa to Washington, DC can be expensive. Our search helps you compare cheap flights, airfare deals, and flight tickets across airlines and agencies so you can book at the best price.
We scan trusted travel agencies and airline booking systems for the route Ottawa - Washington, DC (YOW - IAD). We do not sell tickets or add fees - you choose where to buy.
Airfares vary by date, time, and airport. Use filters to find the best option by departure/arrival time, number of stops, airline or alliance, and booking channel.
If your dates are flexible, check the low-fare calendar to find the cheapest days. Booking round-trip in one order often reduces fees, and prices usually rise as departure approaches.
We also recommend you to look through the prices for return tickets from Washington, DC to Ottawa.
Airlines are flying from Ottawa to Washington, DC
| Gandalf Airlines | United Airlines | Air Canada | Republic Airlines |
Popular flights from Ottawa
- Cheap flights from Ottawa to Aberdeenfrom 38 145र
- Cheap flights from Ottawa to Maracaibofrom 54 274र
- Cheap flights from Ottawa to Lyonfrom 69 254र
- Cheap flights from Ottawa to Angeles Cityfrom 59 751र
- Cheap flights from Ottawa to Holguinfrom 30 185र
- Cheap flights from Ottawa to Grand Rapidsfrom 21 764र
- Cheap flights from Ottawa to Moscowfrom 46 844र
- Cheap flights from Ottawa to Winnipegfrom 9 337र
- Cheap flights from Ottawa to Cancunfrom 16 895र
- Cheap flights from Ottawa to Mazatlanfrom 15 986र
- Cheap flights from Ottawa to Newburghfrom 18 335र
- Cheap flights from Ottawa to Monctonfrom 22 136र
- Cheap flights from Ottawa to Panama Cityfrom 26 339र
- Cheap flights from Ottawa to Shenzhenfrom 57 023र
- Cheap flights from Ottawa to Abbotsfordfrom 11 982र
- Cheap flights from Ottawa to Havanafrom 29 261र
- Cheap flights from Ottawa to New Delhifrom 50 311र
- Cheap flights from Ottawa to Liberiafrom 25 163र
- Cheap flights from Ottawa to Cairofrom 104 422र
- Cheap flights from Ottawa to Sofiafrom 99 751र
- Cheap flights from Ottawa to Torontofrom 4 619र
- Cheap flights from Ottawa to Kitchener/Waterloofrom 58 665र
- Cheap flights from Ottawa to Vancouver, British Columbiafrom 9 517र
- Cheap flights from Ottawa to Abidjanfrom 65 134र
- Cheap flights from Ottawa to Parisfrom 38 701र
- Cheap flights from Ottawa to Ho Chi Minh Cityfrom 77 497र
- Cheap flights from Ottawa to Bogotafrom 19 133र
- Cheap flights from Ottawa to Dohafrom 116 614र
- Cheap flights from Ottawa to Da Nangfrom 54 203र
- Cheap flights from Ottawa to Algiersfrom 81 527र
Frequently asked questions about flights from Ottawa to Washington, DC
How long does the flight from Ottawa to Washington, DC take?
Flight duration from Ottawa to Washington, DC varies by route, airline, and number of stops. Direct flights are faster; connecting flights may take longer. Use our search to compare options and see exact durations for your dates.
Are there direct flights from Ottawa to Washington, DC?
Availability of direct flights from Ottawa to Washington, DC depends on the route and season. Use our search and filter by "Direct" or "Non-stop" to see only direct options. We compare offers from many airlines and agencies.
Which airlines fly from Ottawa to Washington, DC?
Several airlines may operate flights from Ottawa to Washington, DC. On this page you can see airlines that serve this route. Our search compares prices across airlines and agencies so you can choose the best offer. We do not sell tickets; you book directly with the airline or agency.
What is the cheapest month to fly from Ottawa to Washington, DC?
Prices from Ottawa to Washington, DC vary by month and demand. On this page you can see average round-trip prices by month. Use the low-fare calendar and monthly table to find the cheapest dates. Booking in advance and avoiding peak seasons often helps get the best price.