$114 Cheap flights from Baltimore Washington Intl. Thurgood Marshall to Los Angeles - Ontario Intl. (BWI to ONT)

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Find The Best Dates To Fly from Baltimore Washington Intl. Thurgood Marshall to Los Angeles - Ontario Intl.

Compare Flight Prices from Baltimore to Ontario

Affordable Airfare Tickets from BWI to ONT Airport

The cheapest flights to Los Angeles - Ontario Intl. found within the past 7 days were $201 round trip and $114 one way. Prices and availability subject to change. Additional terms may apply.

Mon, Jun 2 - Sat, Jun 7
BWI
Baltimore
ONT
Ontario
$201 Roundtrip, found 5 days ago
$201
Roundtrip
found 5 days ago
Select Frontier Airlines flight, departing Mon, Jun 2 from Baltimore to Ontario, returning Sat, Jun 7, priced at $201 found 5 days ago
Fri, Jun 6 - Sat, Jun 7
BWI
Baltimore
ONT
Ontario
$222 Roundtrip, just found
$222
Roundtrip
just found
Select Frontier Airlines flight, departing Fri, Jun 6 from Baltimore to Ontario, returning Sat, Jun 7, priced at $222 just found
Fri, May 9 - Mon, May 12
BWI
Baltimore
ONT
Ontario
$230 Roundtrip, found 3 hours ago
$230
Roundtrip
found 3 hours ago
Select Frontier Airlines flight, departing Fri, May 9 from Baltimore to Ontario, returning Mon, May 12, priced at $230 found 3 hours ago
Fri, May 30 - Fri, Jun 6
BWI
Baltimore
ONT
Ontario
$232 Roundtrip, found 2 hours ago
$232
Roundtrip
found 2 hours ago
Select Frontier Airlines flight, departing Fri, May 30 from Baltimore to Ontario, returning Fri, Jun 6, priced at $232 found 2 hours ago
Fri, May 16 - Sat, May 24
BWI
Baltimore
ONT
Ontario
$242 Roundtrip, found 7 hours ago
$242
Roundtrip
found 7 hours ago
Select Frontier Airlines flight, departing Fri, May 16 from Baltimore to Ontario, returning Sat, May 24, priced at $242 found 7 hours ago
Mon, May 12 - Fri, May 16
BWI
Baltimore
ONT
Ontario
$251 Roundtrip, found 1 day ago
$251
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Mon, May 12 from Baltimore to Ontario, returning Fri, May 16, priced at $251 found 1 day ago
Fri, May 16 - Mon, May 19
BWI
Baltimore
ONT
Ontario
$253 Roundtrip, found 6 hours ago
$253
Roundtrip
found 6 hours ago
Select Frontier Airlines flight, departing Fri, May 16 from Baltimore to Ontario, returning Mon, May 19, priced at $253 found 6 hours ago
Mon, May 26 - Sat, May 31
BWI
Baltimore
ONT
Ontario
$260 Roundtrip, found 2 days ago
$260
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Mon, May 26 from Baltimore to Ontario, returning Sat, May 31, priced at $260 found 2 days ago
Fri, May 23 - Sat, May 31
BWI
Baltimore
ONT
Ontario
$265 Roundtrip, found 2 days ago
$265
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Fri, May 23 from Baltimore to Ontario, returning Sat, May 31, priced at $265 found 2 days ago
Mon, May 26 - Fri, Jun 6
BWI
Baltimore
ONT
Ontario
$270 Roundtrip, found 2 days ago
$270
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Mon, May 26 from Baltimore to Ontario, returning Fri, Jun 6, priced at $270 found 2 days ago

Los Angeles - Ontario Intl. flight + hotel packages - economy flights

Price found within the past 48 hours. Click for updated prices.
Empire Inn

Empire Inn

2.5 out of 5
per person
Jun 17 - Jun 22
found 1 day ago
Roundtrip non-stop flight included
Baltimore (BWI) to Ontario (ONT)
Americas Best Value Inn & Suites Fontana

Americas Best Value Inn & Suites Fontana

2 out of 5
per person
Jun 17 - Jun 22
found 1 day ago
Roundtrip non-stop flight included
Baltimore (BWI) to Ontario (ONT)
Azure Hotel & Suites, Trademark Collection by Wyndham

Azure Hotel & Suites, Trademark Collection by Wyndham

3 out of 5
per person
Jun 18 - Jun 22
found 1 day ago
Roundtrip non-stop flight included
Baltimore (BWI) to Ontario (ONT)
La Quinta Inn & Suites by Wyndham Ontario Airport

La Quinta Inn & Suites by Wyndham Ontario Airport

3 out of 5
per person
Jun 18 - Jun 22
found 1 day ago
Roundtrip non-stop flight included
Baltimore (BWI) to Ontario (ONT)
Quality Inn Ontario Airport Convention Center

Quality Inn Ontario Airport Convention Center

2.5 out of 5
per person
Jun 17 - Jun 22
found 1 day ago
Roundtrip non-stop flight included
Baltimore (BWI) to Ontario (ONT)
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Frequently asked questions

Are there direct flights from BWI to ONT?
Make a note of your connecting gate, because there aren’t any direct flights between BWI Marshall and ONT. Southwest Airlines, American Airlines and Delta are among the airlines that will take you to Ontario with just one stopover.
How long is the flight from BWI to Los Angeles - Ontario Intl. Airport (ONT)?
With the flight from BWI to Ontario Airport taking on average 6 hours and 40 minutes, you’ll have time to get things done in the air. Take advantage of the journey by bringing that novel you never have time to read, checking out what’s on the in-flight entertainment or having a decent nap. You may even find you can squeeze in all three before landing.
What is the flight distance from BWI Marshall to ONT?
Between BWI and Los Angeles - Ontario Intl. Airport (ONT), the flight distance is roughly 2,300 mi. So, order a glass of Champagne and settle back. You have some tough decisions to make — watch an in-flight movie, get stuck into your book or catch forty winks?
What airlines fly from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to ONT?
When traveling from BWI to Los Angeles - Ontario Intl. Airport (ONT), it’s best to plan ahead — no direct flights are currently available. Booking in advance should help you get the best price and route.
What is the best day to buy a plane ticket?
This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2021. Tuesday and Wednesday prices are also good, but you may want to prepare your budget if booking during the weekend, as data shows that is when prices are generally at their highest.
What are the cheapest days to fly?
Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2021, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.
How far in advance can you book a flight?
Trying to figure out how early you should book your flight? It’s possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2021 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 0-2 weeks prior to their travel dates.*According to flight demand on Travelocity.com from January to December 2021. Savings are subject to change based on departure location, date and destination.

Flight information from Baltimore to Ontario

 

Traveling From
Baltimore Washington Intl. Thurgood Marshall
Traveling To
Los Angeles - Ontario Intl.
Shortest Flight Time
 hours mins
Earliest Departure Time
Latest Departure Time
Lowest Flight Price
$201

Route Info

Flight path for flights from Baltimore/Wash International Thurgood Marshall Airport to LA/Ontario International Airport.


Origin:
BWI - Baltimore/Wash International Thurgood Marshall Airport
Destination:
ONT - LA/Ontario International Airport
Distance:
2,601.00 miles


Discover our best flights from Baltimore BWI to Ontario ONT. 

With 20 airlines to choose from on Travelocity, you can easily find the best option for you. Use our filters to sort by price, compare airlines, and find the most convenient flight times. 

 

Find our best return flights from Baltimore BWI to Ontario ONT at the right price  

Airfares to Ontario ONT from Baltimore BWI currently cost between $201 and $270. It’s usually cheaper to book a round trip than two separate one-way flights. Prices and availability subject to change. Additional terms may apply. 

 

Book one-way flights from Baltimore BWI to Ontario ONT 

If you want to be flexible about when you return, or keep your travel options open ended, a one-way flight could be just the ticket! You’ll find one-way airfares from Baltimore BWI to Ontario ONT on Travelocity starting at $114. Prices and availability subject to change. Additional terms may apply. 

 

Get to Ontario ONT from Baltimore BWI quicker with direct flights. 

Get to Ontario faster, without the hassle of changing planes and moving baggage, by booking a direct flight. Expect your direct flight to ONT from BWI to take around hour(s) min(s).  

 

Find our cheapest airfares for flights from Baltimore BWI to Ontario ONT

Find cheap flight deals by using our search filters to sort results starting with the lowest price airfares to ONT from BWI. Our Price Match Promise means if you find a lower rate on Travelocity.com or on another US-based website within 24 hours of booking, we’ll credit or refund the difference.  

 

Get our best airfare deals for your flight from Baltimore BWI to Ontario ONT today 

If you’re flexible about when you travel, June is usually the cheapest month to fly from Baltimore BWI to Ontario ONT. If you need to be more specific, search by date and arrival and departure times.Then, compare prices across different airlines, and sort results by lowest price first. 

 

Book flexible airline tickets for flights to Ontario ONT from Baltimore BWI 

Some airlines let you change your travel dates without charging a fee. Use our ‘no change fee’ filter to see which flights to ONT from BWI have this option.  

 

Travel with confidence when you book flights to Ontario ONT from Baltimore BWI with Travelocity 

We’ve secured fantastic deals with all the main airline carriers and it’s easy to compare, choose, and book with Travelocity. With 24/7 customer service and our free 'App', we’ll always keep you moving. 

*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.