Cheap flights from Portugal to Los Angeles from $749
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Portugal to Los Angeles departing on 9/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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United Airlines flights from Portugal to Ontario
Our best United Airlines deals on Portugal to Ontario flight tickets
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How to get the cheapest flight ticket from Portugal to Ontario
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 airline that flies from Portugal to Ontario?
Iberia, British Airways, and American Airlines are the most popular carriers operating from Portugal to Ontario
What airlines fly to Ontario?
British Airways, Delta and American Airlines are the top three most popular airlines that fly to Ontario from Portugal according to our data. British Airways is the first choice among our users, with 37% of people opting to fly with this airline when traveling to Ontario. Keep in mind that there are 11 different airlines that fly to Ontario on a routine basis, so you have a few additional options to choose from.
Cheap Portugal to Ontario flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Portugal to Ontario
When did momondo last update prices for flights from Portugal to Ontario Airport?
Prices for flights from Portugal to Ontario Airport are updated daily.
How many operators does momondo search for flights from Portugal to Ontario Airport?
There is 1 operator available for flights from Portugal to Ontario Airport as of June 2025.
How old do you have to be to fly from Portugal to Ontario Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Portugal to Ontario Airport.
What documentation or ID do you need to fly to Ontario Airport?
The travel and health documents you'll need for your trip to Ontario Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Ontario Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
Best airlines flying from Portugal to Ontario
Compare and see reviews for airlines that fly from Portugal to Ontario with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $744 | Free Cancellation | Rating 7.8 1,363 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Portugal to Ontario?
momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Portugal to Ontario. momondo saves you time and could save you money on your trip.
Can I find flights from Portugal to Ontario with flexible booking policies on momondo?
momondo does allow users to show only those flights to Ontario from Portugal which offer a flexible booking policy as well as other useful filters and features.
How can momondo help me find flights from Portugal to Ontario?
Once all potential Portugal to Ontario 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 Portugal to Ontario right now. Can momondo alert me if prices change?
Of course. momondo tracks the price of Portugal to Ontario flights. All you need is a valid email address and we will do the rest; it is that quick and easy.