Baltimore Airport (BWI) Flights to Ontario International Airport Airport (ONT)

Q: How long does the flight from Baltimore to Ontario to take?

The flight from Baltimore to Ontario takes5 Hours 7 Minutes.

We've found the cheapest flights to Ontario

One-way from £186.58

Flight from Baltimore/Washington International Thurgood Marshall to Ontario International are only operated by one airliner – Southwest Airlines. The flight time is approximately 5 Hours 7 Minutes.

The cost of ticket prices to Ontario International United States can vary quite considerably if you travel at certain times of the week especially at weekends. The cheapest flights available will generally be mid week or late in the evening, so if you are on a budget then these are the flight times you should consider. Alternatively, you could book well in advance and you flight could be up to 50% cheaper, especially with budget airliners. We recommend our viewers to pay and reserve the seats in advance. This ensures you get the best seats on the plane at the cheapest prices.

When arriving at Ontario International don’t forget to set your watch to the local time!

If you are planning a trip to Ontario International Airport from Baltimore/Washington International Thurgood Marshall Airport you can pre-arrange short or long term parking at Baltimore/Washington International Thurgood Marshall Airport.

If you are renting a car at Ontario International Airport it is recommended to fill up the fuel tank before returning the vehicle at the nearest fuel station to Ontario International Airport in order to avoid incurring additional costs. *Please check your rental agreement to understand the fuel policy for your vehicle.

We suggest pre-booking your transport to Baltimore/Washington International Thurgood Marshall Airport. The following options are available:

Ensure your arrival at Ontario International Airport is as stress-free as possible by pre-booking your onwards transport - booking early may also save you money:

Find hotels close to Ontario International Airport many hotels offer airport transfers directly from the airport to your hotel.

Please see below the airlines that fly from Baltimore/Washington International Thurgood Marshall (BWI) to Ontario International (ONT) and the amount of daily flights in operation.

Flights Chart

Airliner	Mo	Tu	We	Th	Fr	Sa	Su	First Flight	Last Flight	Flights
Southwest Airlines	1	1	1	1	1	1	1	12:45	18:30	VIEW FLIGHTS

Flights from Baltimore/Washington International Thurgood Marshall to Ontario International are very limited. Only Southwest Airlines operate flights, of which there is only 1 per week. The time of the departure for this flight is 12:45

You can find the latest flight availability and prices from Southwest Airlines at www.southwest.com/?ref=southwestairlines.com. You can also book direct and get their latest discounts.

Flight times for the route are summarised in the table below. These time were correct at the time of writing, but please be aware that times may vary from time to time so please check their website for exact times and the dates you wish to fly.

Flights Time In WeekDays

Day

Flight Times

Flights

Monday