San Francisco (SFO)Ontario (ONT)
- non-stop flights:
- 8–15 per day
- flight duration:
- at least
- Sun
- Mon
- Tue
- Wed
- Thu
- Fri
- Sat
from $346number of non-stop flights per airline and day of the week Sun Mon Tue Wed Thu Fri Sat 
8–14 8–13 8–13 8–13 8–13 8–13 8–13 
1 0 0 1 1 0 1 Seattle-Tacoma (SEA)Ontario (ONT)
- non-stop flights:
- 6–18 per day
- flight duration:
- at least
- Sun
- Mon
- Tue
- Wed
- Thu
- Fri
- Sat
from $63number of non-stop flights per airline and day of the week Sun Mon Tue Wed Thu Fri Sat 
3–10 3–8 3–9 3–8 3–8 3–8 3–8 
3–7 3–7 3–6 3–6 3–6 3–7 3–7 
1 1 0 1 1 1 1 Dallas (DFW)Ontario (ONT)
- non-stop flights:
- 6–9 per day
- flight duration:
- at least
- Sun
- Mon
- Tue
- Wed
- Thu
- Fri
- Sat
from $293number of non-stop flights per airline and day of the week Sun Mon Tue Wed Thu Fri Sat 
5–7 5–7 5–7 5–7 5–7 5–7 5–7 
1–2 1–2 1 1–2 1–2 1 1–2 Baltimore (BWI)Ontario (ONT)
- non-stop flights:
- only flights with stopover
- flight duration:
- at least
- Sun
- Mon
- Tue
- Wed
- Thu
- Fri
- Sat
from $438Sacramento (SMF)Ontario (ONT)
- non-stop flights:
- only flights with stopover
- flight duration:
- at least
- Sun
- Mon
- Tue
- Wed
- Thu
- Fri
- Sat
from $285
