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 Porto
Cheap round-trip flights
Cheap one-way flights
Cheap last minute flights
Cheap direct flights
Cheap bus & train deals from Ontario to Porto
All round-trip flight deals to Porto
Iberia flights from Ontario to Porto
Our best Iberia deals on Ontario to Porto flight tickets
United Airlines flights from Ontario to Porto
Our best United Airlines deals on Ontario to Porto flight tickets
See travel insights to Porto from
How to get the cheapest flight ticket from Ontario to Porto
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 Porto?
The month of February is, on average, the cheapest month to fly to Porto from Ontario, with most prices found around $771. If you aren’t able to travel during the month of February, then book flights to Porto from Ontario during November instead. Flights to Porto in November, while not as cheap as those in February, still average around $796.
What is the cheapest day to depart on your flight to Porto?
The cheapest day to depart on your flight to Porto is on a Sunday when prices can be found for as low as $944. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around $1,190. These prices are subject to change though, so be sure to set up a Price Alert for flights to Porto.
When to book flights from Ontario to Porto
Cheap Ontario to Porto (ONT to OPO) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Ontario to Porto
How far is Ontario to Porto by plane?
The distance between Ontario and Porto is about 5556.9 mi. By plane, this route typically takes 16h 42m.
When did momondo last update prices for flights from Ontario Airport to Porto Airport?
Prices for flights from Ontario Airport to Porto Airport are updated daily.
How old do you have to be to fly from Ontario Airport to Porto Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Ontario Airport to Porto Airport.
What documentation or ID do you need to fly to Porto Airport?
The necessary travel and health documents for your Porto Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
Why use momondo?
Why should I use momondo to find a flight deal from Ontario to Porto?
To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Porto from Ontario.
Can I find flights from Ontario to Porto with flexible booking policies on momondo?
Flights from Ontario to Porto 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 Porto?
Once you have performed a search for Ontario to Porto flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.
I’m not ready to book a flight from Ontario to Porto right now. Can momondo alert me if prices change?
If you are not ready to book a flight from Ontario to Porto now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Porto and let you know when they change.