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Portimão

$650+ Cheap flights from Ontario (ONT) to Portimão, Portugal

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/1. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — FAO
Dec 3 — Dec 101
Wed 12/3
Wed 12/10
1 adult, Economy
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Cheap flight deals from Ontario to Portimão

Keep the following information in mind while searching for Ontario to Portimão flight deals. Data was last updated November 3, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$1,112
(British Airways)

One-way from

$650
(KLM)

Popular in

July

Cheapest in

August

Average price

$755
Provider with most accurate pricing for Los Angeles-Faro flight deals.
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Provider most trusted by Cheapflights users for Los Angeles-Faro flights.
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From Ontario to Portimão
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One-way flight from Ontario to Portimão
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Highest demand for flights based on searches. 10% potential increase in price ($107 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($29 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find flight deals from Ontario to Portimão

Best flights from Ontario to Portimão
Discover carefully curated flight deals from Ontario to Portimão that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 3, 2025.

This British Airways deal was found by Cheapflights users on 11/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/26:46 amONT - FAO
2 stops45h 44mBritish Airways
Mon 4/611:10 amFAO - ONT
2 stops44h 30mBritish Airways
Deal found 11/1$1,112

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Portimão that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 3, 2025.
Use the filters below to find and compare flights from Ontario to Portimão that are best for you.

Fly from

Ontario

Fly to

Portimão

Route

Depart

Return

Price

OntarioFaro

ONT - FAO

ONTFAO

Ontario

Thu 4/2

6:46 am-12:30 pm

2 stops45h 44m

Faro

Mon 4/6

11:10 am-11:40 pm

2 stops44h 30m

$1,112

OntarioFaro

ONT - FAO

ONTFAO

Ontario

Mon 12/1

12:16 pm-6:55 pm

2 stops22h 39m

$650

OntarioFaro

ONT - FAO

ONTFAO

Ontario

Sat 12/27

10:50 am-6:15 pm

2 stops23h 25m

$760

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/2

Best time to book a flight from Ontario to Portimão

Have a flexible travel schedule? Discover the best time to fly to Portimão from Ontario with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Ontario to Portimão

What is the cheapest month to book a flight from Ontario to Portimão?

Currently, August is the cheapest month in which you can book a flight from Ontario to Portimão (average of $480). Flying from Ontario to Portimão in July is currently the most expensive (average of $1,059). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Portimão. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Ontario to Portimão?

    Most people fly from Ontario (ONT) if they book a flight from Ontario to Portimão. On average, Ontario has 0 outbound flights to Portimão per day from 0 airlines. Ontario is conveniently located just 3.1 mi from Ontario’s city center.

  • How long is the flight from Ontario to Portimão?

    Airlines like British Airways fly from Ontario to Portimão in about 45h 44m. The time it takes to get you to your destination can typically vary by up to . Airlines will cover a distance of 5759 mi.

  • Can I find deals for flights from Ontario to Portimão that include hotel bookings?

    Yes. In addition to deals on Ontario to Portimão flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ontario to Portimão?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Portimão.

  • Can I find deals for business class flights from Ontario to Portimão?

    Yes. Cheapflights offers flight deals from Ontario to Portimão by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Ontario to Portimão?

    Currently, August is the cheapest month in which you can book a flight from Ontario to Portimão (average of $480). Flying from Ontario to Portimão in July is currently the most expensive (average of $1,059). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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