Our cheapest offers for flights from United States a Ontario

Here you can compare cheap flights from United States to Ontario (ONT) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to Ontario. Prices and availability may change at any time.

San Francisco (SFO) Ontario (ONT)
1. Sun
2. Mon
3. Tue
4. Wed
5. Thu
6. Fri
7. Sat
6–11 non-stop flights per day
at least 1h 18min
from $117
Seattle-Tacoma (SEA) Ontario (ONT)
1. Sun
2. Mon
3. Tue
4. Wed
5. Thu
6. Fri
7. Sat
9–14 non-stop flights per day
at least 2h 27min
from $229
Dallas (DFW) Ontario (ONT)
1. Sun
2. Mon
3. Tue
4. Wed
5. Thu
6. Fri
7. Sat
6–9 non-stop flights per day
at least 2h 56min
from $143
Baltimore (BWI) Ontario (ONT)
1. Sun
2. Mon
3. Tue
4. Wed
5. Thu
6. Fri
7. Sat
1 non-stop flight per day
at least 5h 15min
from $363
San Jose (SJC) Ontario (ONT)
1. Sun
2. Mon
3. Tue
4. Wed
5. Thu
6. Fri
7. Sat
3–5 non-stop flights per day
at least 1h 15min
from $262
Sacramento (SMF) Ontario (ONT)
1. Sun
2. Mon
3. Tue
4. Wed
5. Thu
6. Fri
7. Sat
3–8 non-stop flights per day
at least 1h 15min
from $243