Cheap flights from Ontario to United States
Travel > North America > United States
Check our current prices for flights from Ontario to United States. Please note that we also give you historical search data for this city connection. These are all airfares that people found in the past, in order to find more current flight information from Ontario to United States, you will need to run a search below.
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Cheap Pittsburgh airfares from $138/RT are provided by Cheapoair.com. Outbound flight is leaving on 09/07/2024, 06:31 pm from Ontario Int`l (ONT) airport and arrives at Pittsburgh Intl (PIT) at 11:37 am. The flight time is 17 hours and 6 minutes. The Returning flight departes on 09/12/2024, 07:52 pm (other return dates are also available). Date posted: 24 Jul 2024
Price evolution for flights From Ontario To United States
![Price overview for flights from Ontario to United States Price overview for flights from Ontario to United States](/images/new/cheap-flights/graph/cheap-flights-from-Ontario-to-United-States-graph.png?date=202407)
Recent Deals on Flights from Ontario to United States:Roundtrip / Oneway
- $138
Multiple Airlines
cheapoair.com check priceFrom To Departure Time Ontario, CA (ONT) Pittsburgh, PA (PIT) 09/07/2024 06:31 pm Pittsburgh, PA (PIT) Ontario, CA (ONT) 09/12/2024 07:52 pm - $150
Frontier Airlines
cheapoair.com check priceFrom To Departure Time Ontario, CA (ONT) Saint Louis, MO (STL) 08/22/2024 01:35 pm Saint Louis, MO (STL) Ontario, CA (ONT) 08/29/2024 11:12 pm - $150
Frontier Airlines
cheapoair.com check priceFrom To Departure Time Ontario, CA (ONT) Saint Louis, MO (STL) 09/03/2024 10:07 pm Saint Louis, MO (STL) Ontario, CA (ONT) 09/14/2024 08:00 pm - $151
Frontier Airlines
cheapoair.com check priceFrom To Departure Time Ontario, CA (ONT) San Antonio, TX (SAT) 07/30/2024 10:30 pm San Antonio, TX (SAT) Ontario, CA (ONT) 08/13/2024 06:40 pm - $156
Frontier Airlines
cheapoair.com check priceFrom To Departure Time Ontario, CA (ONT) San Antonio, TX (SAT) 09/12/2024 06:06 pm San Antonio, TX (SAT) Ontario, CA (ONT) 09/19/2024 09:40 am - $82
Frontier Airlines
cheapoair.com check priceFrom To Departure Time Ontario, CA (ONT) San Antonio, TX (SAT) 08/06/2024 08:27 am - $82
Frontier Airlines
cheapoair.com check priceFrom To Departure Time Ontario, CA (ONT) San Antonio, TX (SAT) 07/31/2024 08:00 pm - $84
Frontier Airlines
cheapoair.com check priceFrom To Departure Time Ontario, CA (ONT) Indianapolis, IN (IND) 08/24/2024 12:39 am - $84
Frontier Airlines
cheapoair.com check priceFrom To Departure Time Ontario, CA (ONT) Detroit, MI (DTW) 08/06/2024 06:05 am - $84
Frontier Airlines
cheapoair.com check priceFrom To Departure Time Ontario, CA (ONT) Miami, FL (MIA) 08/05/2024 07:42 pm
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