Cheap flights from Ontario to Europe from $283
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Europe departing on 10/13. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Discover deals from 900+ travel sites with momondo.
Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from Ontario to Europe
Cheap round-trip flights
Cheap one-way flights
Cheap last minute flights
United Airlines flights from Ontario to Europe
Our best United Airlines deals on Ontario to Europe flight tickets
Iberia flights from Ontario to Europe
Our best Iberia deals on Ontario to Europe flight tickets
How to get the cheapest flight ticket from Ontario to Europe
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Europe?
The cheapest month to fly to Europe from Ontario is in September. Flight prices, which tend to average around $667, are often lower during this time because this is during the off-season. If you aren’t able to travel to Europe during the month of September, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $674.
What is the cheapest day to depart on your flight to Europe?
The cheapest day to depart from Ontario to Europe is on a Wednesday. Travelers who choose to depart for Europe on a Wednesday will often find tickets for as low as $668. Flights from Ontario to Europe on a Saturday will generally be more expensive and average around $1,112. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.
What is the cheapest time of day to depart on your flight to Europe?
According to our data, the cheapest time of day to fly to Europe is in the evening. momondo users have found flights departing from Ontario to Europe in the evening for as low as $662. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Try not to purchase tickets in the morning because they tend to be around $871. Of course, these prices can vary depending on the time of year and what airport you fly to.
How far in advance should I book a flight to Europe?
You are more likely to see cheaper flights to Europe from Ontario when booking weeks ahead of your departure date. In general, you can expect to find flights to Europe for around $842 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Europe from Ontario for as low as $608 on momondo.
What is the cheapest airline that flies from Ontario to Europe?
United Airlines, Air Canada, and KLM are the most popular carriers operating from Ontario to Europe
What airlines fly to Europe?
Iberia, British Airways and Delta are the top three most popular airlines that fly to Europe from Ontario according to our data. Iberia is the first choice among our users, with 34% of people opting to fly with this airline when traveling to Europe. Keep in mind that there are 32 different airlines that fly to Europe on a routine basis, so you have a few additional options to choose from.
Cheap Ontario to Europe flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Ontario to Europe
When did momondo last update prices for flights from Ontario Airport to Europe?
Prices for flights from Ontario Airport to Europe are updated daily.
How many operators does momondo search for flights from Ontario Airport to Europe?
The number of operators available for flights from Ontario Airport to Europe is 7 as of June 2025.
How old do you have to be to fly from Ontario Airport to Europe?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Ontario Airport to Europe.
What documentation or ID do you need to fly to Europe?
The travel and health documents required for your trip to Europe can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Europe. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
Best airlines flying from Ontario to Europe
Compare and see reviews for airlines that fly from Ontario to Europe with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $454 | Free Cancellation | Rating 7.4 653 reviews | |||
| PriceFrom $492 | Free Cancellation | Rating 7.4 8,810 reviews | |||
| PriceFrom $497 | Free Cancellation | Rating 7.0 2,778 reviews | |||
| PriceFrom $504 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $544 | Free Cancellation | Rating 6.6 7,031 reviews | |||
| PriceFrom $566 | Free Cancellation | Rating 8.0 7,964 reviews | |||
| PriceFrom $608 | Free Cancellation | Rating 7.8 1,363 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Ontario to Europe?
We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Ontario to Europe for you.
Can I find flights from Ontario to Europe with flexible booking policies on momondo?
Flights from Ontario to Europe with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.
How can momondo help me find flights from Ontario to Europe?
Once all potential Ontario to Europe flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.
I’m not ready to book a flight from Ontario to Europe right now. Can momondo alert me if prices change?
Price alerts on flights to Europe from Ontario are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.