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Portugal

$289+ Cheap flights from Ontario (ONT) to 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 2/3. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — LIS
Jan 26 — Feb 21
Sun 1/26
Sun 2/2
1 adult, Economy
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Cheap flight deals from Ontario to Portugal

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Portugal (PT0). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 21, 2025.

Round-trip from

$561
(Air Canada)

One-way from

$289
(Kiwi.com)
From Ontario to Portugal
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One-way flight from Ontario to Portugal
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Find flight deals from Ontario to Portugal

Cheapest flights from Ontario to Portugal
Explore the most affordable flight options available from Ontario to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2025.

This Air Canada deal was found by Cheapflights users on 1/20. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/236:00 amONT - LIS
2 stops19h 20mMultiple Airlines
Tue 3/1111:00 amLIS - ONT
2 stops29h 54mMultiple Airlines
Deal found 1/20$561
This United Airlines deal was found by Cheapflights users on 1/20. 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.
Tue 3/255:05 amONT - LIS
2 stops21h 15mUnited Airlines
Wed 4/27:30 amLIS - ONT
2 stops23h 10mUnited Airlines
Deal found 1/20$568
This Iberia deal was found by Cheapflights users on 1/20. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/2310:51 amONT - LIS
2 stops23h 14mIberia
Tue 3/116:30 amLIS - ONT
2 stops24h 24mIberia
Deal found 1/20$613
This United Airlines deal was found by Cheapflights users on 1/21. 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 3/176:00 amONT - OPO
2 stops26h 25mUnited Airlines
Wed 4/212:35 pmOPO - ONT
2 stops18h 05mUnited Airlines
Deal found 1/21$629
This British Airways deal was found by Cheapflights users on 1/19. 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.
Wed 3/2610:57 amONT - LIS
2 stops20h 58mBritish Airways
Wed 4/29:00 amLIS - ONT
2 stops22h 54mBritish Airways
Deal found 1/19$648
This British Airways deal was found by Cheapflights users on 1/20. 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 2/62:45 pmONT - OPO
2 stops17h 15mBritish Airways
Thu 2/2712:25 pmOPO - ONT
2 stops19h 28mBritish Airways
Deal found 1/20$668
This Delta deal was found by Cheapflights users on 1/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/237:05 amONT - LIS
2 stops16h 55mDelta
Thu 2/610:00 amLIS - ONT
2 stops20h 52mDelta
Deal found 1/21$868
This Air Canada deal was found by Cheapflights users on 1/20. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/235:10 amONT - LIS
2 stops20h 10mAir Canada
Sun 2/910:50 amLIS - ONT
2 stops18h 01mAir Canada
Deal found 1/20$879
This oojo deal was found by Cheapflights users on 1/21. 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 2/142:54 pmONT - OPO
2 stops36h 51mIberia
Sun 2/238:20 amOPO - ONT
2 stops23h 33mIberia
Deal found 1/21$962
This Air Canada deal was found by Cheapflights users on 1/21. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/156:32 pmONT - OPO
2 stops55h 13mAir Canada
Mon 8/2512:15 pmOPO - ONT
2 stops40h 02mAir Canada
Deal found 1/21$1,044
This United Airlines deal was found by Cheapflights users on 1/20. 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 7/1710:40 amONT - PDL
2 stops15h 00mUnited Airlines
Fri 7/2511:00 amPDL - ONT
2 stops37h 25mUnited Airlines
Deal found 1/20$1,298
This Iberia deal was found by Cheapflights users on 1/21. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/13:00 pmONT - FAO
2 stops20h 15mMultiple Airlines
Mon 7/712:30 pmFAO - ONT
2 stops38h 29mMultiple Airlines
Deal found 1/21$1,312

Find flights from Ontario to Portugal within your budget

Customize your flight search to find flights from Ontario to Portugal 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 21, 2025.

Fly from

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Fly to

Any airport

Route

Depart

Return

Price

OntarioLisbon

ONT - LIS

ONTLIS

Ontario

Sun 2/23

6:00 am-9:20 am

2 stops19h 20m

Lisbon Humberto Delgado

Tue 3/11

11:00 am-9:54 am

2 stops29h 54m

$561

OntarioLisbon

ONT - LIS

ONTLIS

Ontario

Tue 3/25

5:05 am-9:20 am

2 stops21h 15m

Lisbon Humberto Delgado

Wed 4/2

7:30 am-10:40 pm

2 stops23h 10m

$568

OntarioLisbon

ONT - LIS

ONTLIS

Ontario

Sun 2/23

10:51 am-6:05 pm

2 stops23h 14m

Lisbon Humberto Delgado

Tue 3/11

6:30 am-11:54 pm

2 stops24h 24m

$613

OntarioPorto

ONT - OPO

ONTOPO

Ontario

Mon 3/17

6:00 am-3:25 pm

2 stops26h 25m

Porto

Wed 4/2

12:35 pm-10:40 pm

2 stops18h 05m

$629

OntarioLisbon

ONT - LIS

ONTLIS

Ontario

Wed 3/26

10:57 am-2:55 pm

2 stops20h 58m

Lisbon Humberto Delgado

Wed 4/2

9:00 am-11:54 pm

2 stops22h 54m

$648

OntarioPorto

ONT - OPO

ONTOPO

Ontario

Thu 2/6

2:45 pm-4:00 pm

2 stops17h 15m

Porto

Thu 2/27

12:25 pm-11:53 pm

2 stops19h 28m

$668

OntarioPorto

ONT - OPO

ONTOPO

Ontario

Fri 2/14

2:54 pm-11:45 am

2 stops36h 51m

Porto

Sun 2/23

8:20 am-11:53 pm

2 stops23h 33m

$962

OntarioPonta Delgada

ONT - PDL

ONTPDL

Ontario

Thu 7/17

10:40 am-8:40 am

2 stops15h 00m

Ponta Delgada Nordela

Fri 7/25

11:00 am-5:25 pm

2 stops37h 25m

$1,298

OntarioFaro

ONT - FAO

ONTFAO

Ontario

Tue 7/1

3:00 pm-7:15 pm

2 stops20h 15m

Faro

Mon 7/7

12:30 pm-6:59 pm

2 stops38h 29m

$1,312

OntarioFaro

ONT - FAO

ONTFAO

Ontario

Sun 2/9

10:49 am-5:15 pm

2 stops22h 26m

Faro

Mon 2/17

6:05 pm-6:35 pm

2 stops32h 30m

$1,451

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/20

Showing 1-10 of 26 results
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2
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Best time to book a flight from Ontario to Portugal

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

Travel insights for flights from Ontario to Portugal

Get recent, data-driven insights about flights from Ontario to Portugal including ideal travel times, pricing trends, and more.

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

Currently, January is the cheapest month in which you can book a flight from Ontario to Portugal (average of $612). Flying from Ontario to Portugal in June is currently the most expensive (average of $1,247). 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.

What is the cheapest time of day to fly from ONT to PT?

Find hourly flight availability from Ontario to Portugal. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 21, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Ontario to Portugal as you normally would.

Rainfall in Portugal by month

Plan your trip to Portugal by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Portugal ranges from 0.2 - 4.8 inches per month. December is typically the wettest month, when rainfall can reach 4.8 in. July is typically the driest time to visit Portugal when rainfall is around 0.2 in.

Temperature in Portugal by month

Plan your trip to Portugal by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Portugal, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing Portugal

Get insights into the airlines that provide service to Portugal. 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 Portugal. Reviews last updated January 21, 2025.
Read through reviews of airlines operating flights from Ontario to Portugal, such as United Airlines, Iberia and British Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,521 reviews

Comfort

8.0

Food

7.3

Crew

8.6

Entertainment

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very good
8,521 reviews
Delta
8.0
Very good
8,521 reviews

Comfort

8.0

Food

7.3

Crew

8.6

Entertainment

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Air France
7.4
Good
1,490 reviews
Delta
8.0
Very good
8,521 reviews

Comfort

8.0

Food

7.3

Crew

8.6

Entertainment

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

United Airlines
7.4
Good
8,984 reviews
Delta
8.0
Very good
8,521 reviews

Comfort

8.0

Food

7.3

Crew

8.6

Entertainment

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Air Canada
7.0
Good
8,633 reviews
Delta
8.0
Very good
8,521 reviews

Comfort

8.0

Food

7.3

Crew

8.6

Entertainment

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Iberia
7.0
Good
2,646 reviews
Delta
8.0
Very good
8,521 reviews

Comfort

8.0

Food

7.3

Crew

8.6

Entertainment

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Portugal. 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 Portugal?

    Located just 3.1 mi from the city center, Ontario (ONT) is the airport most travelers will use when flying to Portugal from Ontario.

  • What are the cheapest airlines to fly from Ontario to Portugal one-way?

    $373 is the cheapest one-way deal found within the past few days, from Delta. You may also be able to find cheap deals on United Airlines and Iberia, with prices starting from $378 and $539, respectively.

  • What are the most popular routes from Ontario to Portugal?

    When deciding which route to take from Ontario to Portugal consider Ontario - Lisbon Humberto Delgado, Ontario - Porto or Ontario - Ponta Delgada Nordela as they are the most popular.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Ontario to Portugal (average of $612). Flying from Ontario to Portugal in June is currently the most expensive (average of $1,247). 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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Top 4 airlines flying from Ontario to Portugal

Discover the top 4 airlines that operate flights from Ontario to Portugal. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$540Average$1,109FlexibilityNo cancel feeOn-time71%
Air CanadaCheapest$691Average$1,247FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$708Average$1,218FlexibilityNo cancel feeOn-time69%
DeltaCheapest$749Average$1,242FlexibilityNo cancel feeOn-timeN/A
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