
Flight Deals from Baltimore to Ontario International Airport from $132
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Stops
- Up to 1 stop$257
Airlines
- Alaska Airlines$482
- United Airlines$257
Cabin Class
- Economy$257
Departure Airports
- Baltimore/Washington International Thurgood Marshall Airport$257
- Reagan Washington National Airport$482
- Washington Dulles Airport$257
Arrival Airports
- Bob Hope Airport$257
- Los Angeles International Airport$482
- Ontario International Airport$257
Layover Airports
- San Francisco International Airport$257
- Seattle Tacoma International Airport$482
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04/23/26
04/23/26

05/14/26
05/15/26

04/22/26
04/22/26

05/02/26
05/02/26
Top Deals on flights from Baltimore to Ontario International Airport
Baltimore, US (BWI) - Los Angeles, US (LAX)

May 20
May 21
as low as
$132
Baltimore, US (BWI) - Los Angeles, US (LAX)

May 4
May 4
as low as
$134
Baltimore, US (BWI) - Los Angeles, US (LAX)

May 20
May 20
as low as
$192
Good to Know
Essential information to help you plan your flight from Baltimore to Ontario International Airport
Fly from Baltimore to Los Angeles during early September for lower fares and avoid mid-December for the highest prices.
If you're planning to fly from Baltimore to Los Angeles, it's important to consider seasonal price variations. Expect higher fares, peaking around mid-December to late December with significant spikes, notably the highest cost on December 25. You'll also see elevated prices from mid-March to early April and from late June to early July, marking the high season. Conversely, the best time to secure lower fares is in early September when prices drop to their lowest, with another low period around late January. Price ranges can vary greatly, with lows below $250 and highs nearing $450.
Book your flight from Baltimore to Los Angeles 48 to 58 days in advance for the best prices, avoiding last-minute purchases to save significantly.
If you're planning to travel from Baltimore to Los Angeles, it's best to book your flight between 48 to 58 days before departure, as prices are lowest at around 49 days, ranging from $187. Avoid booking too early, as prices may spike to $431. Be cautious, as prices rise quickly after 46 days out, potentially reaching $516 if booked last minute within 16 days. To save on your trip, secure your tickets well in advance, ideally not waiting until you're within 16 days of departure.
Flights to Los Angeles
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