Flight Routes from United States to Ontario

Trip type

Our cheapest offers for flights from United States a Ontario (ONT)

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.

  • Sacramento (SMF)Ontario (ONT)
    non-stop flights:
    3–7 per day
    flight duration:
    at least
    direct flight availability
    1. Sun
    2. Mon
    3. Tue
    4. Wed
    5. Thu
    6. Fri
    7. Sat
    airlines
    • Southwest Airlines
    number of non-stop flights per airline and day of the week
    SunMonTueWedThuFriSat
    Southwest Airlines5–75–65–63–75–73–45–7
  • Austin (AUS)Ontario (ONT)
    non-stop flights:
    1 per day
    flight duration:
    at least
    direct flight availability
    1. Sun
    2. Mon
    3. Tue
    4. Wed
    5. Thu
    6. Fri
    7. Sat
    airlines
    • Southwest Airlines
    from $358
    number of non-stop flights per airline and day of the week
    SunMonTueWedThuFriSat
    Southwest Airlines1111111
  • Boise (BOI)Ontario (ONT)
    non-stop flights:
    1–2 per day
    flight duration:
    at least
    direct flight availability
    1. Sun
    2. Mon
    3. Tue
    4. Wed
    5. Thu
    6. Fri
    7. Sat
    airlines
    • Alaska Airlines
    from $316
    number of non-stop flights per airline and day of the week
    SunMonTueWedThuFriSat
    Alaska Airlines1–21–21–21–21–21–21–2
  • Dallas (DAL)Ontario (ONT)
    non-stop flights:
    1–2 per day
    flight duration:
    at least
    direct flight availability
    1. Sun
    2. Mon
    3. Tue
    4. Wed
    5. Thu
    6. Fri
    7. Sat
    airlines
    • Southwest Airlines
    from $397
    number of non-stop flights per airline and day of the week
    SunMonTueWedThuFriSat
    Southwest Airlines111111–21
  • Chicago (CHI)Ontario (ONT)
    non-stop flights:
    4 per day
    flight duration:
    at least
    direct flight availability
    1. Sun
    2. Mon
    3. Tue
    4. Wed
    5. Thu
    6. Fri
    7. Sat
    airlines
    • United Airlines
    • Southwest Airlines
    number of non-stop flights per airline and day of the week
    SunMonTueWedThuFriSat
    United Airlines2222222
    Southwest Airlines2222222
  • Santa Rosa (STS)Ontario (ONT)
    non-stop flights:
    1 per day
    flight duration:
    at least
    direct flight availability
    1. Sun
    2. Mon
    3. Tue
    4. Wed
    5. Thu
    6. Fri
    7. Sat
    airlines
    • Alaska Airlines
    number of non-stop flights per airline and day of the week
    SunMonTueWedThuFriSat
    Alaska Airlines1111111
  • Houston - Metro (QHO)Ontario (ONT)
    non-stop flights:
    4–6 per day
    flight duration:
    at least
    direct flight availability
    1. Sun
    2. Mon
    3. Tue
    4. Wed
    5. Thu
    6. Fri
    7. Sat
    airlines
    • United Airlines
    • Southwest Airlines
    • Frontier Airlines
    number of non-stop flights per airline and day of the week
    SunMonTueWedThuFriSat
    United Airlines2222222
    Southwest Airlines2222222
    Frontier Airlines2002202
  • Baltimore (BWI)Ontario (ONT)
    non-stop flights:
    only flights with stopover
    flight duration:
    at least
    direct flight availability
    1. Sun
    2. Mon
    3. Tue
    4. Wed
    5. Thu
    6. Fri
    7. Sat
    airlines
    • Alaska Airlines
    • Frontier Airlines
    • United Airlines
    from $675
Prices based on recent searches, subject to last-minute changes
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