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Algarve

$773+ Cheap flights from Ontario (ONT) to Algarve

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/20. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — FAO
Aug 10 — Aug 171
Sun 8/10
Sun 8/17
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 August 5, 2025.

Round-trip from

$773
(oojo)

Popular in

July

Cheapest in

August

Average price

$745
From Ontario to Algarve
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($98 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($27 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2025
Search Deals

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 August 5, 2025.

This oojo deal was found by Cheapflights users on 8/5. 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.
Wed 8/2010:50 amONT - FAO
2 stops24h 15mBritish Airways
Wed 10/158:00 pmFAO - ONT
2 stops33h 49mBritish Airways
Deal found 8/5$773
This KLM deal was found by Cheapflights users on 8/3. 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.
Wed 11/126:00 amONT - FAO
2 stops42h 25mKLM
Sun 11/167:55 pmFAO - ONT
2 stops28h 19mKLM
Deal found 8/3$779
This oojo deal was found by Cheapflights users on 8/2. 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.
Thu 8/2112:22 pmONT - FAO
2 stops22h 38mBritish Airways
Tue 9/166:30 pmFAO - ONT
2 stops32h 24mBritish Airways
Deal found 8/2$785
This United Airlines deal was found by Cheapflights users on 8/4. 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.
Mon 9/87:00 amONT - FAO
2 stops18h 55mUnited Airlines
Mon 9/1511:40 amFAO - ONT
2 stops18h 50mUnited Airlines
Deal found 8/4$838
This United Airlines deal was found by Cheapflights users on 8/5. 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.
Fri 10/249:36 amONT - FAO
2 stops20h 59mUnited Airlines
Fri 10/313:25 pmFAO - ONT
2 stops36h 19mUnited Airlines
Deal found 8/5$918
This United Airlines deal was found by Cheapflights users on 8/3. 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.
Sun 8/105:05 amONT - FAO
2 stops20h 50mUnited Airlines
Mon 8/183:25 pmFAO - ONT
2 stops34h 12mUnited Airlines
Deal found 8/3$947
This Ovago deal was found by Cheapflights users on 8/3. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/217:00 amONT - FAO
2 stops21h 50mBritish Airways
Sun 11/306:35 pmFAO - ONT
2 stops31h 47mBritish Airways
Deal found 8/3$1,057
This United Airlines deal was found by Cheapflights users on 8/2. 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.
Fri 10/179:36 amONT - FAO
2 stops20h 59mUnited Airlines
Sat 10/253:25 pmFAO - ONT
2 stops39h 20mUnited Airlines
Deal found 8/2$1,271
This United Airlines deal was found by Cheapflights users on 8/3. 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 8/91:34 pmONT - FAO
2 stops36h 21mUnited Airlines
Sun 8/173:25 pmFAO - ONT
2 stops37h 29mUnited Airlines
Deal found 8/3$1,329
This United Airlines deal was found by Cheapflights users on 8/5. 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 10/256:00 amONT - FAO
2 stops23h 25mUnited Airlines
Sat 11/11:25 pmFAO - ONT
2 stops61h 11mUnited Airlines
Deal found 8/5$1,443
This United Airlines deal was found by Cheapflights users on 8/4. 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 11/227:00 amONT - FAO
2 stops21h 25mUnited Airlines
Sat 11/291:25 pmFAO - ONT
2 stops43h 57mUnited Airlines
Deal found 8/4$1,570
This United Airlines deal was found by Cheapflights users on 8/2. 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 8/217:00 amONT - FAO
3 stops19h 25mUnited Airlines
Tue 9/1611:40 amFAO - ONT
2 stops18h 50mUnited Airlines
Deal found 8/2$1,580

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 August 5, 2025.
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

Wed 8/20

10:50 am-7:05 pm

2 stops24h 15m

Faro

Wed 10/15

8:00 pm-9:49 pm

2 stops33h 49m

$773

OntarioFaro

ONT - FAO

ONTFAO

Ontario

Wed 11/12

6:00 am-8:25 am

2 stops42h 25m

Faro

Sun 11/16

7:55 pm-4:14 pm

2 stops28h 19m

$779

OntarioFaro

ONT - FAO

ONTFAO

Ontario

Thu 8/21

12:22 pm-7:00 pm

2 stops22h 38m

Faro

Tue 9/16

6:30 pm-6:54 pm

2 stops32h 24m

$785

OntarioFaro

ONT - FAO

ONTFAO

Ontario

Mon 9/8

7:00 am-9:55 am

2 stops18h 55m

Faro

Mon 9/15

11:40 am-10:30 pm

2 stops18h 50m

$838

OntarioFaro

ONT - FAO

ONTFAO

Ontario

Fri 10/24

9:36 am-2:35 pm

2 stops20h 59m

Faro

Fri 10/31

3:25 pm-8:44 pm

2 stops36h 19m

$918

OntarioFaro

ONT - FAO

ONTFAO

Ontario

Fri 11/21

7:00 am-12:50 pm

2 stops21h 50m

Faro

Sun 11/30

6:35 pm-6:22 pm

2 stops31h 47m

$1,057

OntarioFaro

ONT - FAO

ONTFAO

Ontario

Fri 10/17

9:36 am-2:35 pm

2 stops20h 59m

Faro

Sat 10/25

3:25 pm-10:45 pm

2 stops39h 20m

$1,271

OntarioFaro

ONT - FAO

ONTFAO

Ontario

Sat 10/25

6:00 am-1:25 pm

2 stops23h 25m

Faro

Sat 11/1

1:25 pm-7:36 pm

2 stops61h 11m

$1,443

OntarioFaro

ONT - FAO

ONTFAO

Ontario

Sat 11/22

7:00 am-12:25 pm

2 stops21h 25m

Faro

Sat 11/29

1:25 pm-1:22 am

2 stops43h 57m

$1,570

OntarioFaro

ONT - FAO

ONTFAO

Ontario

Thu 8/21

7:00 am-10:25 am

3 stops19h 25m

Faro

Tue 9/16

11:40 am-10:30 pm

2 stops18h 50m

$1,580

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/5

Showing 1-10 of 17 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, November is the cheapest month in which you can book a flight from Ontario to Algarve (average of $628). Flying from Ontario to Algarve in June is currently the most expensive (average of $1,329). 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.

Reviews of airlines servicing Algarve

Get insights into the airlines that provide service to Algarve. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Algarve. Reviews last updated August 5, 2025.
Peruse reviews from past customers who have flown with KLM, United Airlines, and Iberia from Ontario to Algarve to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,381 reviews

Boarding

7.8

Crew

8.4

Overall

7.8

Comfort

7.7

Entertainment

7.1

Food

7.3

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
KLM
7.8
Good
1,381 reviews
KLM
7.8
Good
1,381 reviews

Boarding

7.8

Crew

8.4

Overall

7.8

Comfort

7.7

Entertainment

7.1

Food

7.3

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
United Airlines
7.4
Good
8,916 reviews
KLM
7.8
Good
1,381 reviews

Boarding

7.8

Crew

8.4

Overall

7.8

Comfort

7.7

Entertainment

7.1

Food

7.3

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
Iberia
7.0
Good
2,865 reviews
KLM
7.8
Good
1,381 reviews

Boarding

7.8

Crew

8.4

Overall

7.8

Comfort

7.7

Entertainment

7.1

Food

7.3

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
British Airways
6.7
Okay
7,237 reviews
KLM
7.8
Good
1,381 reviews

Boarding

7.8

Crew

8.4

Overall

7.8

Comfort

7.7

Entertainment

7.1

Food

7.3

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

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.

  • 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, November is the cheapest month in which you can book a flight from Ontario to Algarve (average of $628). Flying from Ontario to Algarve in June is currently the most expensive (average of $1,329). 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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