CA $777 Cheap Flights from Madrid (MAD) to Ontario Intl. Airport (ONT)

View CA $777 flight on Thu, Dec 24, 2026Opens in a new window

Popular airlines from Adolfo Suarez Madrid-Barajas Airport (MAD) to Los Angeles - Ontario Intl. Airport (ONT)

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Cheap flights from Madrid (MAD) to Ontario Intl. Airport (ONT)

Prices were available within the past 7 days and start at CA $777 for one-way flights and CA $1,329 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

British Airways
Thu, Sep 24 - Fri, Oct 2
MAD
Madrid
ONT
Ontario
CA $1,329 Roundtrip, found 4 days ago
CA $1,329
Roundtrip
found 4 days ago
Select British Airways flight, departing Thu, Sep 24 from Madrid to Ontario, returning Fri, Oct 2, priced at CA $1,329 found 4 days ago
United
Fri, May 29 - Thu, Jun 4
MAD
Madrid
ONT
Ontario
CA $1,393 Roundtrip, found 2 days ago
CA $1,393
Roundtrip
found 2 days ago
Select United flight, departing Fri, May 29 from Madrid to Ontario, returning Thu, Jun 4, priced at CA $1,393 found 2 days ago
United
Fri, May 29 - Thu, Jun 4
MAD
Madrid
ONT
Ontario
CA $1,397 Roundtrip, found 2 days ago
CA $1,397
Roundtrip
found 2 days ago
Select United flight, departing Fri, May 29 from Madrid to Ontario, returning Thu, Jun 4, priced at CA $1,397 found 2 days ago
United
Fri, May 29 - Thu, Jun 4
MAD
Madrid
ONT
Ontario
CA $1,455 Roundtrip, found 2 days ago
CA $1,455
Roundtrip
found 2 days ago
Select United flight, departing Fri, May 29 from Madrid to Ontario, returning Thu, Jun 4, priced at CA $1,455 found 2 days ago
United
Fri, May 29 - Thu, Jun 4
MAD
Madrid
ONT
Ontario
CA $1,468 Roundtrip, found 2 days ago
CA $1,468
Roundtrip
found 2 days ago
Select United flight, departing Fri, May 29 from Madrid to Ontario, returning Thu, Jun 4, priced at CA $1,468 found 2 days ago
United
Fri, May 29 - Thu, Jun 4
MAD
Madrid
ONT
Ontario
CA $1,609 Roundtrip, found 2 days ago
CA $1,609
Roundtrip
found 2 days ago
Select United flight, departing Fri, May 29 from Madrid to Ontario, returning Thu, Jun 4, priced at CA $1,609 found 2 days ago
United
Fri, May 29 - Thu, Jun 4
MAD
Madrid
ONT
Ontario
CA $1,613 Roundtrip, found 2 days ago
CA $1,613
Roundtrip
found 2 days ago
Select United flight, departing Fri, May 29 from Madrid to Ontario, returning Thu, Jun 4, priced at CA $1,613 found 2 days ago
American Airlines
Fri, May 29 - Wed, Jun 3
MAD
Madrid
ONT
Ontario
CA $1,809 Roundtrip, found 2 days ago
CA $1,809
Roundtrip
found 2 days ago
Select American Airlines flight, departing Fri, May 29 from Madrid to Ontario, returning Wed, Jun 3, priced at CA $1,809 found 2 days ago
Delta
Sat, May 30 - Thu, Jun 4
MAD
Madrid
ONT
Ontario
CA $1,874 Roundtrip, found 2 days ago
CA $1,874
Roundtrip
found 2 days ago
Select Delta flight, departing Sat, May 30 from Madrid to Ontario, returning Thu, Jun 4, priced at CA $1,874 found 2 days ago
Lufthansa
Fri, May 29 - Wed, Jun 3
MAD
Madrid
ONT
Ontario
CA $1,900 Roundtrip, found 2 days ago
CA $1,900
Roundtrip
found 2 days ago
Select Lufthansa flight, departing Fri, May 29 from Madrid to Ontario, returning Wed, Jun 3, priced at CA $1,900 found 2 days ago

Frequently asked questions

How much is a flight from MAD to ONT?
If you're travelling between MAD and ONT, round-trip flights start from CA $1,329. This price is based on airfares listed within the last 7 days on Expedia for flights departing within the next year, so don't delay. Book today and save yourself both money and time. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from MAD to Ontario Airport?
Each airline has its own terms and conditions. If you decide to cancel your trip, head to our Customer Service Portal.
How do I find cheap flights from MAD to Ontario Airport that have flexible change policies?
Use our "No change fees" filter to find flexible travel options for your flight from Madrid Airport to ONT. This allows you to snag a fantastic price ahead of time and still have the freedom to reschedule without any additional fees. You'll just need to pay the difference in fare.
How many hours is the flight from Madrid–Barajas Airport to ONT?
From Madrid Airport to Los Angeles - Ontario Intl. Airport (ONT), you'll be in your seat for approximately 14 hours and 52 minutes. If you've been wanting to get stuck into that long novel, now's a fantastic time to do it.
How far is the flight from Madrid Airport to Ontario Airport?
You'll have 9,300 kilometres to cover on the long-haul Madrid to Ontario route. Wear layers of comfortable clothes and consider taking a sleep mask and earplugs.
Which airlines fly direct from Adolfo Suarez Madrid-Barajas Airport (MAD) to Ontario Airport?
Flying nonstop between Adolfo Suarez Madrid-Barajas Airport (MAD) and Ontario Airport isn't possible at present. However, you'll still be able to book a flight to Ontario with at least one stop.
Are MAD to ONT flight tickets cheaper when they're purchased at the last minute?
Flight prices go up and down like a yo-yo, so not always. While last-minute deals between Madrid Airport and ONT are possible, it's also a good idea to keep a close eye on prices well before you fly. In fact, some air carriers publish their prices up to 12 months ahead of the departure date. Expedia is continuously updating the biggest airfare bargains around, so keep checking back and be ready to grab your seat when the price is low.

Travel information

Origin airport
Adolfo Suárez Madrid-Barajas
Destination airport
Ontario Intl. Airport
Roundtrip price
CA $1,328
Distance
9270 km

Book with confidence

Madrid to Los Angeles Flights

The easy way to book your flights from Madrid to Ontario Intl. Airport 

With Expedia, it’s simple to find and book flights to Ontario Intl. Airport from Madrid whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are nonstop flights to Ontario Intl. Airport, too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Madrid to Ontario Intl. Airport today, tomorrow, or this week.  

 

Save dollars with cheap flights from Adolfo Suárez Madrid-Barajas, MAD to Ontario Intl. Airport, ONT 

Sort your search results by price to find great deals on your flight from Madrid to Ontario Intl. Airport—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Ontario Intl. Airport from Madrid currently is just CA $1,329 rising to CA $1,900.  

Here are more money-saving tips: 

  • Fly in September when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Ontario Intl. Airport  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to Ontario Intl. Airport from Madrid 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Ontario Intl. Airport with Expedia today.

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