Toronto (YTO)Washington-DC (WAS)
- non-stop flights:
- 2–12 per day
- flight duration:
- at least
direct flight availability- Sun
- Mon
- Tue
- Wed
- Thu
- Fri
- Sat
airlinesfrom $290number of non-stop flights per airline and day of the week Sun Mon Tue Wed Thu Fri Sat 
1–7 1–6 1–6 1–6 1–6 1–7 1–7 
1–3 1–3 1–3 1–3 1–3 1–2 1–3 
2 0 0 0 0 2 2 Toronto (YYZ)Washington-DC (WAS)
- non-stop flights:
- 7–10 per day
- flight duration:
- at least
direct flight availability- Sun
- Mon
- Tue
- Wed
- Thu
- Fri
- Sat
airlinesnumber of non-stop flights per airline and day of the week Sun Mon Tue Wed Thu Fri Sat 
6–7 6 6 6 6 6–7 6–7 
1–3 1–3 1–3 1–3 1–3 1–2 1–3 Montréal-Pierre Elliott Trudeau International (YUL)Washington-DC (WAS)
- non-stop flights:
- 6–7 per day
- flight duration:
- at least
direct flight availability- Sun
- Mon
- Tue
- Wed
- Thu
- Fri
- Sat
airlinesnumber of non-stop flights per airline and day of the week Sun Mon Tue Wed Thu Fri Sat 
4–5 4 4 4 4 4–5 4–5 
2 2 2 2 2 2 2 Ottawa (YOW)Washington-DC (WAS)
- non-stop flights:
- 3–4 per day
- flight duration:
- at least
direct flight availability- Sun
- Mon
- Tue
- Wed
- Thu
- Fri
- Sat
airlinesfrom $398number of non-stop flights per airline and day of the week Sun Mon Tue Wed Thu Fri Sat 
2–3 2–3 2–3 2–3 2–3 2–3 2–3 
1 1 1 1 1 1 1 Quebec (YQB)Washington-DC (WAS)
- non-stop flights:
- only flights with stopover
direct flight availability- Sun
- Mon
- Tue
- Wed
- Thu
- Fri
- Sat
airlinesfrom $657