Flights from Baltimore to Ontario with American Airlines

Our cheapest offers for flights from Baltimore to Ontario

Here you can compare cheap flights from Baltimore (BWI) 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.

Outbound Return Airlines Shop Baggage Price
Best option
Baltimore
Ontario
Outbound
09/25/25
1 Stopover (DFW)
AA1403, AA2956
08h 25min
Return
10/05/25
1 Stopover (DFW)
AA2773, AA2314
09h 16min
American Airlines ?
$472
Baltimore
Ontario
Outbound
09/25/25
1 Stopover (DFW)
AA1403, AA2635
09h 49min
Return
10/05/25
1 Stopover (DFW)
AA2773, AA2314
09h 16min
American Airlines ?
$491
Baltimore
Ontario
Outbound
09/25/25
1 Stopover (DFW)
AA1213, AA0711
07h 36min
Return
10/05/25
1 Stopover (DFW)
AA2773, AA2314
09h 16min
American Airlines ?
$597
Prices based on recent searches, subject to last-minute changes
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Important flight information

Flight information: Baltimore - Ontario

Roundtrip from $255.87
Flight duration min. 07:45
Return flight duration min. 05:35
Distance 3670 km
Flights per week 6
Departure airport Airport Baltimore-Washington International-Thurgood Marshall Airport, MD (BWI)
Arrival airport Airport Ontario-CA (ONT)
Destination country Flights to United States
Alternative routes to United States
Alternative flights to Ontario
Flight destinations with a similar price
Flight destinations with a similar price