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Algarve

$380+ Cheap flights from Ontario (ONT) to Algarve

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 5/1. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — FAO
Feb 13 — Feb 201
Fri 2/13
Fri 2/20
1 adult, Economy
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Cheap flight deals from Ontario to Algarve

Keep the following information in mind while searching for Ontario to Algarve flight deals. Data was last updated January 14, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$602
(oojo)

One-way from

$380
(Iberia)

Popular in

June

Cheapest in

March

Average price

$946
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 Algarve
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One-way flight from Ontario to Algarve
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Highest demand for flights based on searches. 21% potential increase in price ($252 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($40 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Find flight deals from Ontario to Algarve

Cheapest flights from Ontario to Algarve
Explore the most affordable flight options available from Ontario to Algarve. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 14, 2026.

This oojo deal was found by Cheapflights users on 1/13. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/142:39 pm
ONT
-
FAO
2 stops34h 31m
British Airways
Tue 2/2411:20 am
FAO
-
ONT
2 stops40h 25m
British Airways
Deal found 1/13$602
This Expedia deal was found by Cheapflights users on 1/13. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/93:09 pm
ONT
-
FAO
2 stops18h 56m
British Airways
Tue 2/247:00 pm
FAO
-
ONT
2 stops29h 19m
British Airways
Deal found 1/13$606
This oojo deal was found by Cheapflights users on 1/12. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/112:19 pm
ONT
-
FAO
2 stops22h 46m
British Airways
Sat 5/168:00 pm
FAO
-
ONT
2 stops30h 37m
British Airways
Deal found 1/12$771
This KLM deal was found by Cheapflights users on 1/13. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/141:15 pm
ONT
-
FAO
2 stops20h 45m
KLM
Tue 2/247:45 pm
FAO
-
ONT
2 stops28h 17m
KLM
Deal found 1/13$869
This KLM deal was found by Cheapflights users on 1/12. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/151:15 pm
ONT
-
FAO
2 stops21h 10m
KLM
Wed 2/186:55 pm
FAO
-
ONT
2 stops29h 07m
KLM
Deal found 1/12$942
This United Airlines deal was found by Cheapflights users on 1/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/266:10 am
ONT
-
FAO
2 stops46h 25m
United Airlines
Thu 3/51:10 pm
FAO
-
ONT
2 stops41h 08m
United Airlines
Deal found 1/12$996
This United Airlines deal was found by Cheapflights users on 1/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/105:00 am
ONT
-
FAO
2 stops20h 50m
United Airlines
Tue 6/1611:40 am
FAO
-
ONT
2 stops19h 26m
United Airlines
Deal found 1/12$1,062
This United Airlines deal was found by Cheapflights users on 1/13. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/265:00 am
ONT
-
FAO
2 stops25h 30m
United Airlines
Wed 9/303:25 pm
FAO
-
ONT
2 stops34h 22m
United Airlines
Deal found 1/13$1,089
This Orbitz deal was found by Cheapflights users on 1/13. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/1310:56 am
ONT
-
FAO
2 stops23h 04m
British Airways
Mon 2/235:50 pm
FAO
-
ONT
2 stops30h 32m
British Airways
Deal found 1/13$1,154
This United Airlines deal was found by Cheapflights users on 1/13. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/75:15 am
ONT
-
FAO
2 stops23h 25m
United Airlines
Sun 3/151:30 pm
FAO
-
ONT
2 stops35h 11m
United Airlines
Deal found 1/13$1,169
This oojo deal was found by Cheapflights users on 1/13. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/122:22 pm
ONT
-
FAO
2 stops35h 58m
British Airways
Mon 8/31:15 pm
FAO
-
ONT
2 stops38h 37m
British Airways
Deal found 1/13$1,222
This KLM deal was found by Cheapflights users on 1/12. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/95:05 pm
ONT
-
FAO
2 stops18h 05m
KLM
Tue 6/169:55 am
FAO
-
ONT
2 stops20h 45m
KLM
Deal found 1/12$1,235

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Algarve 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 January 14, 2026.
Use the filters below to find and compare flights from Ontario to Algarve that are best for you.

Fly from

Ontario

Fly to

Algarve

Route

Depart

Return

Price

OntarioFaro

ONT - FAO

ONTFAO

Ontario

Sat 2/14

2:39 pm-9:10 am

2 stops34h 31m

Faro

Tue 2/24

11:20 am-7:45 pm

2 stops40h 25m

$602

OntarioFaro

ONT - FAO

ONTFAO

Ontario

Mon 2/9

3:09 pm-6:05 pm

2 stops18h 56m

Faro

Tue 2/24

7:00 pm-4:19 pm

2 stops29h 19m

$606

OntarioFaro

ONT - FAO

ONTFAO

Ontario

Fri 5/1

12:19 pm-7:05 pm

2 stops22h 46m

Faro

Sat 5/16

8:00 pm-6:37 pm

2 stops30h 37m

$771

OntarioFaro

ONT - FAO

ONTFAO

Ontario

Sun 2/15

1:15 pm-6:25 pm

2 stops21h 10m

Faro

Tue 2/24

7:45 pm-4:02 pm

2 stops28h 17m

$869

OntarioFaro

ONT - FAO

ONTFAO

Ontario

Sat 2/14

1:15 pm-6:00 pm

2 stops20h 45m

Faro

Mon 2/23

7:15 pm-4:02 pm

2 stops28h 47m

$869

OntarioFaro

ONT - FAO

ONTFAO

Ontario

Sat 2/14

1:15 pm-6:00 pm

2 stops20h 45m

Faro

Tue 2/24

7:45 pm-4:02 pm

2 stops28h 17m

$869

OntarioFaro

ONT - FAO

ONTFAO

Ontario

Sun 2/15

1:15 pm-6:25 pm

2 stops21h 10m

Faro

Wed 2/18

6:55 pm-4:02 pm

2 stops29h 07m

$942

OntarioFaro

ONT - FAO

ONTFAO

Ontario

Thu 2/26

6:10 am-12:35 pm

2 stops46h 25m

Faro

Thu 3/5

1:10 pm-10:18 pm

2 stops41h 08m

$996

OntarioFaro

ONT - FAO

ONTFAO

Ontario

Wed 6/10

5:00 am-9:50 am

2 stops20h 50m

Faro

Tue 6/16

11:40 am-11:06 pm

2 stops19h 26m

$1,062

OntarioFaro

ONT - FAO

ONTFAO

Ontario

Fri 2/13

10:56 am-6:00 pm

2 stops23h 04m

Faro

Mon 2/23

5:50 pm-4:22 pm

2 stops30h 32m

$1,154

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/12

Showing 1-10 of 16 results
1
2

Best time to book a flight from Ontario to Algarve

Have a flexible travel schedule? Discover the best time to fly to Algarve 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 Algarve

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

Currently, August is the cheapest month in which you can book a flight from Ontario to Algarve (average of $480). Flying from Ontario to Algarve in July is currently the most expensive (average of $1,049). 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 Algarve. 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 Algarve?

    If you book a flight to Algarve from Ontario, you will be flying from Ontario, which is the city’s only airport. Ontario (ONT) is located 3.1 mi from the center of Ontario.

  • How long is the flight from Ontario to Algarve?

    Departing from Ontario to Algarve will take you 21h 10m. Ontario and Algarve are separated by a distance of 5759 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ontario to Algarve 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 Algarve?

    Currently, August is the cheapest month in which you can book a flight from Ontario to Algarve (average of $480). Flying from Ontario to Algarve in July is currently the most expensive (average of $1,049). 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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