Cheap flights from Ontario to Detroit
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Check our current prices for flights from Ontario to Detroit. 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 Detroit, you will need to run a search below.
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Cheap Detroit airfares from $750/RT are provided by Cheapoair.com. Outbound flight is leaving on 06/18/2025, 02:32 pm from Ontario Int`l (ONT) airport and arrives at Detroit Wayne Co (DTW) at 09:04 pm. The flight time is 6 hours and 32 minutes. The Returning flight departes on 07/08/2025, 01:03 pm (other return dates are also available). Date posted: 17 Feb 2025
Price evolution for flights From Ontario To Detroit

Recent Deals on Flights from Ontario to Detroit:Roundtrip / Oneway
- $750
Frontier Airlines
cheapoair.com check priceFrom To Departure Time Ontario, CA (ONT) Detroit, MI (DTW) 06/18/2025 02:32 pm Detroit, MI (DTW) Ontario, CA (ONT) 07/08/2025 01:03 pm - $750
Frontier Airlines
cheapoair.com check priceFrom To Departure Time Ontario, CA (ONT) Detroit, MI (DTW) 06/18/2025 02:32 pm Detroit, MI (DTW) Ontario, CA (ONT) 07/02/2025 09:54 pm - $750
Frontier Airlines
cheapoair.com check priceFrom To Departure Time Ontario, CA (ONT) Detroit, MI (DTW) 07/15/2025 07:58 pm Detroit, MI (DTW) Ontario, CA (ONT) 07/22/2025 09:54 pm - $750
Frontier Airlines
cheapoair.com check priceFrom To Departure Time Ontario, CA (ONT) Detroit, MI (DTW) 06/24/2025 03:42 pm Detroit, MI (DTW) Ontario, CA (ONT) 07/02/2025 01:03 pm - We are sorry but currently there are no oneway offers for flights from Ontario to Detroit.
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Know what to do when flying to Detroit?
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