Cheap Flights from Maastricht (MST) to Ontario (ONT)

Popular airlines from Maastricht (MST-Maastricht - Aachen) to Los Angeles - Ontario Intl. Airport (ONT)

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Cheap Flights from Maastricht to Ontario (MST-ONT)

Prices were available within the past 7 days and start at for one-way flights and $1,429 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

KLM
Fri, Jul 17 - Mon, Jul 20
MST
Maastricht
ONT
Ontario
$1,429 Roundtrip, found 2 days ago
$1,429
Roundtrip
found 2 days ago
Select KLM flight, departing Fri, Jul 17 from Maastricht to Ontario, returning Mon, Jul 20, priced at $1,429 found 2 days ago
KLM
Fri, Jul 17 - Mon, Jul 20
MST
Maastricht
ONT
Ontario
$1,598 Roundtrip, found 2 days ago
$1,598
Roundtrip
found 2 days ago
Select KLM flight, departing Fri, Jul 17 from Maastricht to Ontario, returning Mon, Jul 20, priced at $1,598 found 2 days ago
KLM
Fri, Jul 17 - Mon, Jul 20
MST
Maastricht
ONT
Ontario
$1,626 Roundtrip, found 2 days ago
$1,626
Roundtrip
found 2 days ago
Select KLM flight, departing Fri, Jul 17 from Maastricht to Ontario, returning Mon, Jul 20, priced at $1,626 found 2 days ago
Flights from Maastricht (MST) to Ontario (ONT)
Origin airport
Maastricht - Aachen
Destination airport
Los Angeles - Ontario Intl.
Roundtrip price
$1,429
Distance
5631 mi

Maastricht to Ontario Flights

The cheapest times to fly from Maastricht to Ontario

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Maastricht to Ontario are during the month of July. You can find some of the cheapest flights from Maastricht to Ontario with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Maastricht to Ontario

Sunday is one of the best days to book for cheap flights from Maastricht to Ontario: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Maastricht to Ontario

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Maastricht to Ontario in 2026. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Maastricht to Ontario flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Maastricht to Ontario airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Maastricht - Aachen Airport (MST) to Los Angeles - Ontario Intl. Airport (ONT) cost?
Get a cheap one-way flight or cheap return flight from $1,429 from Maastricht - Aachen Airport (MST) to Los Angeles - Ontario Intl. Airport (ONT) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Maastricht - Aachen Airport (MST) to Los Angeles - Ontario Intl. Airport (ONT)?
The cheapest month to fly from MST to ONT is July, when there's less demand. Off-peak season is generally when better flight deals are available between these airports.
What is the cheapest airline that flies from Maastricht - Aachen Airport (MST) to Los Angeles - Ontario Intl. Airport (ONT)?
To find the cheapest airline that'll fly you from MST to ONT, use Expedia's filter tool. Tailor your search based on your travel style, such as preferred carriers and flight duration. You can then sort your results by "Price (lowest to highest)" to see the cheapest fares upfront.
How many flights per day from Maastricht - Aachen Airport (MST) to Los Angeles - Ontario Intl. Airport (ONT)?
Nonstop flights from Maastricht - Aachen Airport (MST) to Los Angeles - Ontario Intl. Airport (ONT) aren't available daily, so you'll need to take a flight with a layover. Explore your options with our filter tool. Enter your travel dates and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from MST to ONT?
Friday is usually the busiest day for flights, while Tuesday is often the quietest.* Remember that flight schedules can change depending on various factors, including the airline and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Maastricht - Aachen Airport (MST) to Los Angeles - Ontario Intl. Airport (ONT)?
Book a flight from Maastricht - Aachen Airport (MST) to Los Angeles - Ontario Intl. Airport (ONT) that takes off before 3 PM to reduce the likelihood of delays. Departures after this time are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Maastricht - Aachen Airport (MST) to Los Angeles - Ontario Intl. Airport (ONT) last-minute?
Last-minute bookings from MST to ONT are typically more expensive. For the lowest prices, start looking for flights early. That being said, if you can play around with your travel dates, it's possible to score a cheap fare right before you leave.
Is it cheaper to book a MST to ONT flight and hotel package?
Booking a MST to ONT flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels in one place. Pick from our wide range of hotels and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Maastricht - Aachen Airport (MST) to Los Angeles - Ontario Intl. Airport (ONT)?
If you reserved your MST to ONT flight within the last 24 hours, you may be able to cancel or modify it without any fees. Depending on the airline and the type of fare you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

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