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Baltimore to Ontario Flights

Flight only Hotel only Flight + Hotel

Flight type

Round-trip One-way
Age of children at time of trip

We will search for applicable airfare discounts. Must have 1 adult for each infant in lap

Selected fares from Baltimore to Ontario

Departure Arrival Travel dates Round-trip
BWI ONT Tue, Jul 15 - Tue, Jul 29 $378
BWI ONT Wed, Aug 20 - Wed, Sep 3 $385
BWI ONT Wed, Aug 20 - Wed, Sep 3 $385
BWI ONT Wed, Aug 20 - Wed, Sep 3 $385
BWI ONT Wed, Jul 23 - Tue, Aug 5 $446
BWI ONT Wed, Aug 13 - Thu, Aug 14 $450
BWI ONT Tue, Aug 5 - Thu, Aug 14 $462
BWI ONT Thu, Oct 16 - Tue, Oct 21 $528
BWI ONT Thu, Jul 17 - Sun, Jul 20 $963
BWI ONT Thu, Jul 17 - Sun, Jul 20 $3,548

Baltimore and Ontario airports and terminals

Airports in Baltimore MD, US
map of airports in Baltimore
  • 1

    Baltimore Airport (BWI)

    Distance from City Center: 8.3 miles

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Airports in Ontario CA, US
map of airports in Ontario
  • 1

    Ontario International Airport (ONT)

    Distance from City Center: 0.9 miles

  • 2

    Long Beach Municipal (LGB)

    Distance from City Center: 34.9 miles

  • 3

    Bob Hope (BUR)

    Distance from City Center: 43.6 miles

  • 4

    John Wayne Airport (SNA)

    Distance from City Center: 30.6 miles

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Cheap flights from Baltimore to Ontario

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$385
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31

Highlighted price = Cheapest round-trip flights

Prices are round trip per person (conditions apply)

Featured Ontario Airport Hotels

Hotel only $67

Radisson Hotel Ontario Airport

3 stars
3.9 / 5 60 reviews

2200 EAST HOLT BOULEVARD Map

Save 30% on your stay

The Radisson Ontario Airport, just 1.6 miles from the Ontario International Airport, offers complimentary airport shuttle service to get your business trip or vacation off to the perfect start.... More

Hotel only $83

Holiday Inn ONTARIO AIRPORT

3 stars
4.3 / 5 98 reviews

2155 E. CONVENTION CENTER WAY Map

...Ontario International Airport (0.8 mi/2 km) Ontario Convention Center (0.2 mi/0.4 km).... Executive suites available Centrally located Ontario hotel close to the airport and shopping... More

Hotel only $79

Fairfield Inn by Marriott Ontario

3 stars
3.9 / 5 74 reviews

3201 East Centrelake Drive Map

Cozy, economical hotel close to Ontario airport and major attractions Fairfield Inn by Marriott Ontario offers a comfortable, tranquil guest experience, just minutes away from Ontario... More

Hotel only $99

Residence Inn by Marriott Ontario Airport

3 stars
4.0 / 5 33 reviews

2025 Convention Center Way Map

...The Residence Inn by Marriott Ontario Airport hotel offers 200 apartment-style suites with fully equipped kitchens.... The Residence Inn Ontario Airport hotel is less than a mile from the... More

Hotel only $109

Ayres Hotel & Suites Ontario Airport

3 stars
4.1 / 5 29 reviews

1945 Holt Blvd. Map

Sunkissed Summer Sale - 10% Off

...Located 1/2 mile NW of The Ontario International Airport.... More

Hotel only $99

Red Lion Hotel Ontario Airport

3 stars
4.2 / 5 78 reviews

204 North Vineyard Map

Summer Sale - Save 25% on your stay

The Red Lion Hotel Ontario Airport is 1.5 miles from the Ontario Airport, with free shuttle service provided from 5am to 11pm.... More

August

Cheapest weekend flights in August from Baltimore to Ontario

Travel dates Departure Arrival Stops: Round-trip
Leave Sat, Aug 16 Baltimore (BWI) Ontario (ONT) United Airlines $404
Earn $4.04
Return Mon, Aug 18 Ontario (ONT) Baltimore (BWI) United Airlines

Lowest roundtrip airfare in August from Baltimore to Ontario

Travel dates Departure Arrival Stops: Round-trip
Leave Wed, Aug 20 Baltimore (BWI) Ontario (ONT) United Airlines $385
Earn $3.85
Return Wed, Sep 3 Ontario (ONT) Baltimore (BWI) United Airlines

Best one-week trip in August from Baltimore to Ontario

Travel dates Departure Arrival Stops: Round-trip
Leave Thu, Aug 7 Baltimore (BWI) Ontario (ONT) US Airways $509
Earn $5.09
Return Thu, Aug 14 Ontario (ONT) Baltimore (BWI) US Airways
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September

Cheapest weekend flights in September from Baltimore to Ontario

Travel dates Departure Arrival Stops: Round-trip
Leave Thu, Sep 18 Baltimore (BWI) Ontario (ONT) Alaska Airlines $554
Earn $5.54
Return Mon, Sep 22 Ontario (ONT) Baltimore (BWI) Alaska Airlines

Lowest roundtrip airfare in September from Baltimore to Ontario

Travel dates Departure Arrival Stops: Round-trip
Leave Mon, Sep 1 Baltimore (BWI) Ontario (ONT) United Airlines $393
Earn $3.93
Return Sun, Oct 5 Ontario (ONT) Baltimore (BWI) United Airlines

Best one-week trip in September from Baltimore to Ontario

Travel dates Departure Arrival Stops: Round-trip
Leave Tue, Sep 9 Baltimore (BWI) Ontario (ONT) Alaska Airlines $585
Earn $5.85
Return Tue, Sep 16 Ontario (ONT) Baltimore (BWI) Alaska Airlines
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October

Lowest roundtrip airfare in October from Baltimore to Ontario

Travel dates Departure Arrival Stops: Round-trip
Leave Wed, Oct 15 Baltimore (BWI) Ontario (ONT) Alaska Airlines $528
Earn $5.28
Return Wed, Oct 22 Ontario (ONT) Baltimore (BWI) Alaska Airlines

Best one-week trip in October from Baltimore to Ontario

Travel dates Departure Arrival Stops: Round-trip
Leave Wed, Oct 15 Baltimore (BWI) Ontario (ONT) Alaska Airlines $528
Earn $5.28
Return Wed, Oct 22 Ontario (ONT) Baltimore (BWI) Alaska Airlines
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Flights to Ontario

Airports in Baltimore

Baltimore-Washington International Thurgood Marshall Airport serves the city of Baltimore. The airport is generally referred to as BWI and is located approximately 10 miles south of Baltimore. The budget travel planning tool on Orbitz.com makes it fast and easy to search for cheap flights from Baltimore. Several airlines serve the airport, including American Airlines, The American Eagle Network, AirTran Airways, Southwest Airlines, Delta, US Airways, Jet Blue, and Cape Air. The airport is named for Thurgood Marshall, the first African-American to serve on the Supreme Court and a native of Baltimore.

Parking at the Baltimore Airport

Hourly, daily, express, and long-term parking options are available at the Baltimore Airport. The most convenient and closest parking near the airport's terminal is available at the hourly garage at a rate of $2.00 for the first 30 minutes and at a maximum daily rate of $22.00. The daily garage is served by a shuttle bus and is available at a daily rate of $12.00 per day. Express parking offers travelers the option of being picked up by a shuttle at their parking spaces at a rate of $10.00 per day. Long-term parking is available at a rate of $8.00 per day.

Transportation at the Baltimore Airport

The airport is served by Bus Route 17 on the Maryland Transit Administration. The BW Rail Station is another option and is located approximately one mile from the airport. The airport is also served by Amtrak. Travel time via the train is approximately 10 minutes from Penn Station and 35 minutes from Union Station in Washington, D.C. Car rental services are also available at the airport, and travelers can use Orbitz.com to book budget car rental services in advance.

Restaurants at the Baltimore Airport

Travelers who wish to enjoy a light snack or meal prior to their flight will find that there are several choices available. There are also several breakfast and coffee options at the Baltimore Airport, including Dunkin Donuts and Starbucks Coffee. Orbitz.com makes it easy to locate cheap flights from Baltimore by searching several airlines at the same time.

Flying Into Ontario International Airport

Flights into Ontario International Airport are for passengers destined for the Inland Empire region of California. Located 35 miles from downtown Los Angeles on East Airport Drive, the airport is actually a part of the LAX system. A medium-sized hub, the airport has the capabilities to service a full slate of commercial flights. Airlines found within the terminals include international carriers Aero Mexico as well as popular domestic carriers like United, Southwest, Delta and American Airlines. Seven airlines service LA/Ontario International, and they operate more than 114 flights each day.

Finding Transportation From the Airport

There are several ways to get to the many cities throughout the Inland Empire region. Hotels in and around Ontario offer hotel shuttles, free of charge, that run from the terminal to the hotel lobby. You can take a taxi to downtown Ontario for a little more than $10 or go all the way to downtown Los Angeles for around $100. Private shuttles are also available and will cost about the same fees. Private shuttles, however, must be reserved. Rental cars are also available. With Orbitz.com, you can buy tickets and reserve a rental car at the same time.

What to Expect From the Weather

The weather is always sunny. The temperatures rarely dip below 70 degrees Fahrenheit and are usually below 90 degrees Fahrenheit. Temperatures in July and August may exceed this range, but never stick around for long. Don't expect the threat of rain to ruin your plans or dictate the calendar when booking tickets on Orbitz.com.

Ontario's Offerings for Visitors

When in Ontario, check out the outdoors in Cucamonga-Guasti Regional Park. You can also take in a concert at the Ontario Convention center or have a cultural experience at the Museum of History and Art, Ontario. Don't just race through the city on your way to Los Angeles or the surrounding cities. Booking bargain flights to Ontario with Orbitz.com will save you some major cash, so spend it exploring what the city has to offer.