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

The cheapest airlines for a one-way flight from Region of Ontario to Portugal are TAP AIR PORTUGAL (C$ 324), Azores Airlines (C$ 339), and Air Transat (C$ 403).

In terms of precipitation, rainfall in Portugal ranges from 6.0 - 122.0 mm per month. December is typically the wettest month, when rainfall can reach 122.0 mm. July is typically the driest time to visit Portugal when rainfall is around 6.0 mm.

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 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 11.0 C).

How far in advance should I book a flight from Region of Ontario to Portugal?

To save up to 24% on this flight, we recommend booking at least 40 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Region of Ontario to Portugal from C$ 913 1-2 weeks out and tickets from C$ 1,219 for flights departing within the next 72 hours.

What is the cheapest month to fly from Region of Ontario to Portugal?

Our data shows that February tends to be the cheapest month to fly to Portugal from Region of Ontario. Users have commonly found prices around C$ 839 for the month, but tickets can be as low as C$ 399. Due to multiple factors, prepare for potentially higher prices in July.

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.

C$ 314+ Flights from Ontario to Portugal

Cheap flight deals from Ontario to Portugal

Round-trip from	C$ 630
One-way from	C$ 314
Popular in	July
Cheapest in	February
Average price	C$ 1,052
Good round-trip deal	C$ 791 or less
Good one-way deal	C$ 392 or less

TAP AIR PORTUGAL
5/9-8/11
2 total stops
52h 15m total
Ontario to Portugal

Search Deals

14/10
1 total stop
14h 05m total
Ontario to Portugal

Search Deals

Highest demand for flights based on searches. 12% potential increase in price (C$ 171 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (C$ 28 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in July 2025

Search Deals

Price to beat on a round-trip flight from Ontario to Portugal.

Search Deals

Price to beat on a one-way flight from Ontario to Portugal.

Search Deals

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 31 July 2025.

Fri 5/95:40 p.m.YYZ - FAO

1 stop25h 10mTAP AIR PORTUGAL

Sat 8/114:35 p.m.FAO - YYZ

1 stop27h 05mTAP AIR PORTUGAL

Deal found 30/7C$ 630

Tue 21/109:35 p.m.YUL - LIS

Nonstop6h 45mMultiple Airlines

Tue 4/1112:35 p.m.LIS - YUL

1 stop31h 35mMultiple Airlines

Deal found 31/7C$ 707

Mon 13/106:45 a.m.YUL - LIS

1 stop21h 50mPorter Airlines

Thu 23/1011:35 a.m.LIS - YUL

1 stop18h 02mPorter Airlines

Deal found 30/7C$ 709

Mon 6/1010:10 p.m.YUL - LIS

1 stop20h 00mBritish Airways

Thu 6/117:00 a.m.LIS - YUL

1 stop16h 45mBritish Airways

Deal found 30/7C$ 710

Tue 11/1110:35 a.m.YUL - LIS

1 stop15h 10mAir Transat

Thu 27/119:25 a.m.LIS - YUL

Nonstop7h 50mAir Transat

Deal found 31/7C$ 711

Thu 23/109:35 p.m.YUL - LIS

Nonstop6h 45mAir Canada

Mon 17/116:10 a.m.LIS - YUL

1 stop17h 10mAir Canada

Deal found 30/7C$ 713

Mon 25/84:05 p.m.YUL - LIS

1 stop12h 00mAmerican Airlines

Fri 5/910:15 p.m.LIS - YUL

2 stops22h 18mAmerican Airlines

Deal found 31/7C$ 714

Wed 15/1011:00 p.m.YYZ - LIS

Nonstop7h 15mTAP AIR PORTUGAL

Sun 10/55:45 p.m.LIS - YYZ

Nonstop8h 15mTAP AIR PORTUGAL

Deal found 31/7C$ 717

Tue 16/95:20 p.m.YYZ - LIS

1 stop23h 15mAmerican Airlines

Wed 24/96:35 a.m.LIS - YYZ

2 stops19h 55mAmerican Airlines

Deal found 30/7C$ 720

Tue 21/1012:00 p.m.YYZ - LIS

1 stop16h 20mAir Canada

Thu 30/105:00 a.m.LIS - YYZ

1 stop19h 50mAir Canada

Deal found 30/7C$ 721

Fri 28/1112:00 p.m.YTZ - LIS

1 stop14h 45mAir Transat

Tue 9/129:25 a.m.LIS - YTZ

1 stop13h 00mAir Transat

Deal found 31/7C$ 722

Tue 26/86:21 p.m.YYZ - LIS

2 stops24h 04mIberia

Tue 16/98:45 p.m.LIS - YYZ

2 stops29h 45mIberia

Deal found 30/7C$ 727

Best flights from Ontario to Portugal
Discover carefully curated flight deals from Ontario to Portugal that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 31 July 2025.

Fri 5/95:40 p.m.YYZ - FAO

1 stop25h 10mTAP AIR PORTUGAL

Sat 8/114:35 p.m.FAO - YYZ

1 stop27h 05mTAP AIR PORTUGAL

Deal found 30/7C$ 630

Tue 21/109:35 p.m.YUL - LIS

Nonstop6h 45mMultiple Airlines

Tue 4/1112:35 p.m.LIS - YUL

1 stop31h 35mMultiple Airlines

Deal found 31/7C$ 707

Mon 13/1010:00 a.m.YUL - LIS

1 stop18h 35mPorter Airlines

Thu 23/1011:35 a.m.LIS - YUL

1 stop11h 25mPorter Airlines

Deal found 30/7C$ 709

Mon 6/1010:10 p.m.YUL - LIS

1 stop20h 00mBritish Airways

Thu 6/117:00 a.m.LIS - YUL

1 stop16h 45mBritish Airways

Deal found 30/7C$ 710

Tue 14/108:15 p.m.YUL - LIS

1 stop32h 20mAir Transat

Wed 12/118:35 a.m.LIS - YUL

1 stop13h 20mAir Transat

Deal found 31/7C$ 711

Thu 23/109:35 p.m.YUL - LIS

Nonstop6h 45mAir Canada

Mon 17/116:10 a.m.LIS - YUL

1 stop17h 10mAir Canada

Deal found 30/7C$ 713

Mon 25/84:05 p.m.YUL - LIS

1 stop12h 00mAmerican Airlines

Sun 7/910:15 p.m.LIS - YUL

2 stops29h 42mAmerican Airlines

Deal found 31/7C$ 714

Tue 26/86:21 p.m.YYZ - LIS

2 stops24h 04mIberia

Wed 17/98:45 p.m.LIS - YYZ

2 stops29h 45mIberia

Deal found 30/7C$ 727

Tue 25/1110:10 a.m.YYZ - LIS

2 stops16h 50mDelta

Sun 7/125:00 a.m.LIS - YYZ

1 stop19h 15mDelta

Deal found 31/7C$ 728

Mon 17/116:00 p.m.YYZ - LIS

2 stops39h 35mSWISS

Sat 29/1112:35 p.m.LIS - YYZ

1 stop32h 35mSWISS

Deal found 30/7C$ 732

Thu 9/106:50 p.m.YUL - LIS

1 stop11h 05mKLM

Thu 16/107:30 p.m.LIS - YUL

1 stop26h 25mKLM

Deal found 31/7C$ 745

Mon 1/96:04 a.m.YYZ - LIS

1 stop20h 56mVirgin Atlantic

Wed 10/910:00 a.m.LIS - YYZ

1 stop12h 29mVirgin Atlantic

Deal found 30/7C$ 746

Direct flights from Ontario to Portugal
Explore direct flight options from Ontario to Portugal based on user searches, and compare prices and availability for your desired travel dates. Data last updated 31 July 2025.

Thu 20/119:45 p.m.YUL - LIS

Nonstop6h 35mAir Canada

Sat 6/1211:20 a.m.LIS - YUL

Nonstop7h 25mAir Canada

Deal found 30/7C$ 709

Sun 2/119:45 p.m.YUL - LIS

Nonstop6h 50mTAP AIR PORTUGAL

Sun 23/115:15 p.m.LIS - YUL

Nonstop8h 00mTAP AIR PORTUGAL

Deal found 30/7C$ 710

Wed 15/1011:00 p.m.YYZ - LIS

Nonstop7h 15mTAP AIR PORTUGAL

Sun 10/55:45 p.m.LIS - YYZ

Nonstop8h 15mTAP AIR PORTUGAL

Deal found 31/7C$ 717

Mon 27/109:15 p.m.YUL - LIS

Nonstop6h 30mAir Transat

Thu 13/119:25 a.m.LIS - YUL

Nonstop7h 50mAir Transat

Deal found 30/7C$ 717

Mon 20/109:30 p.m.YYZ - LIS

Nonstop7h 05mAir Transat

Fri 21/118:35 a.m.LIS - YYZ

Nonstop8h 35mAir Transat

Deal found 29/7C$ 729

Wed 26/118:55 p.m.YYZ - LIS

Nonstop7h 00mLufthansa

Sun 7/1210:50 a.m.LIS - YYZ

Nonstop8h 05mLufthansa

Deal found 30/7C$ 735

Wed 26/118:55 p.m.YYZ - LIS

Nonstop7h 00mAir Canada

Fri 12/1211:20 a.m.LIS - YYZ

Nonstop8h 05mAir Canada

Deal found 30/7C$ 739

Tue 30/97:10 p.m.YUL - LIS

Nonstop6h 20mPorter Airlines

Sat 18/108:15 a.m.LIS - YUL

Nonstop7h 25mPorter Airlines

Deal found 29/7C$ 756

Wed 10/99:50 p.m.YUL - OPO

Nonstop6h 30mLufthansa

Thu 18/912:10 p.m.OPO - YUL

Nonstop7h 25mLufthansa

Deal found 30/7C$ 782

Thu 28/87:40 p.m.YUL - OPO

Nonstop6h 20mAir Transat

Tue 9/98:25 a.m.OPO - YUL

Nonstop7h 15mAir Transat

Deal found 30/7C$ 786

Tue 16/99:30 p.m.YUL - PDL

Nonstop5h 20mAzores Airlines

Thu 9/106:15 p.m.PDL - YUL

Nonstop5h 55mAzores Airlines

Deal found 30/7C$ 787

Sat 13/97:25 p.m.YUL - OPO

Nonstop6h 20mPorter Airlines

Wed 24/98:25 a.m.OPO - YUL

Nonstop7h 15mPorter Airlines

Deal found 28/7C$ 790

Last-minute flights from Ontario to Portugal
Discover last-minute flight deals from Ontario to Portugal. Data last updated 31 July 2025 and is based on user searches.

Sat 2/86:00 a.m.YYZ - LIS

2 stops22h 05mAmerican Airlines

Tue 19/811:05 a.m.LIS - YYZ

2 stops29h 56mAmerican Airlines

Deal found 30/7C$ 720

Tue 5/86:24 p.m.YYZ - LIS

2 stops36h 26mIberia

Sun 24/87:05 p.m.LIS - YYZ

2 stops33h 24mIberia

Deal found 29/7C$ 782

Tue 5/89:00 p.m.YTZ - LIS

1 stop28h 30mAir Transat

Mon 25/88:15 a.m.LIS - YTZ

1 stop11h 17mAir Transat

Deal found 31/7C$ 974

Wed 6/85:59 p.m.YYZ - LIS

1 stop10h 06mAmerican Airlines

Sun 24/811:05 a.m.LIS - YYZ

1 stop11h 14mAmerican Airlines

Deal found 29/7C$ 728

Wed 6/87:40 a.m.YYZ - LIS

1 stop17h 50mAir Transat

Fri 5/911:35 a.m.LIS - YYZ

Nonstop8h 05mAir Transat

Deal found 30/7C$ 973

Thu 7/811:30 p.m.YYZ - OPO

1 stop13h 45mDelta

Thu 11/96:30 a.m.OPO - YYZ

1 stop18h 25mDelta

Deal found 29/7C$ 947

Fri 8/811:30 p.m.YYZ - LIS

1 stop13h 20mDelta

Tue 30/911:40 a.m.LIS - YYZ

2 stops16h 19mDelta

Deal found 31/7C$ 906

Fri 8/811:30 p.m.YYZ - OPO

1 stop13h 40mKLM

Wed 10/98:10 p.m.OPO - YYZ

1 stop28h 45mKLM

Deal found 30/7C$ 944

Sat 9/811:15 p.m.YYZ - LIS

1 stop26h 15mMultiple Airlines

Wed 3/95:20 p.m.LIS - YYZ

2 stops31h 51mMultiple Airlines

Deal found 30/7C$ 898

Sat 9/86:55 p.m.YTZ - LIS

1 stop30h 35mPorter Airlines

Wed 3/98:15 a.m.LIS - YTZ

1 stop12h 40mPorter Airlines

Deal found 30/7C$ 931

Sun 10/811:15 p.m.YYZ - OPO

1 stop26h 45mPorter Airlines

Sun 28/98:25 a.m.OPO - YYZ

1 stop18h 16mPorter Airlines

Deal found 30/7C$ 901

Sun 10/811:20 p.m.YYZ - OPO

1 stop29h 15mMultiple Airlines

Mon 6/107:20 p.m.OPO - YYZ

1 stop22h 30mMultiple Airlines

Deal found 30/7C$ 918

One-way flights from Ontario to Portugal
Search for one-way flight options from Ontario to Portugal. Find affordable one-way fares based on user searches. Data last updated 31 July 2025.

Tue 14/1011:55 p.m.YYZ - FAO

1 stop14h 05mMultiple Airlines

Deal found 30/7C$ 314

Sun 14/911:55 p.m.YYZ - FNC

1 stop17h 40mMultiple Airlines

Deal found 31/7C$ 314

Fri 10/1010:45 p.m.YUL - PDL

1 stop12h 15mTAP AIR PORTUGAL

Deal found 29/7C$ 324

Sun 5/1011:00 p.m.YYZ - PDL

1 stop12h 00mTAP AIR PORTUGAL

Deal found 29/7C$ 325

Fri 23/19:05 p.m.YYZ - FNC

1 stop9h 00mAzores Airlines

Deal found 30/7C$ 356

Sun 21/910:10 p.m.YYZ - PDL

2 stops53h 55mMultiple Airlines

Deal found 30/7C$ 360

Thu 25/99:30 p.m.YUL - PDL

Nonstop5h 20mAzores Airlines

Deal found 31/7C$ 381

Sun 12/1011:00 p.m.YUL - OPO

1 stop19h 10mMultiple Airlines

Deal found 30/7C$ 386

Mon 29/99:30 p.m.YUL - OPO

1 stop16h 10mAzores Airlines

Deal found 29/7C$ 389

Mon 1/1210:45 p.m.YYZ - LIS

Nonstop7h 15mTAP AIR PORTUGAL

Deal found 31/7C$ 399

Mon 20/105:35 p.m.YYZ - LIS

2 stops20h 10mMultiple Airlines

Deal found 31/7C$ 400

Sat 11/107:20 p.m.YTZ - LIS

2 stops33h 00mAir Canada

Deal found 29/7C$ 401

Fly from

Fly to

Route

Depart

Return

Price

TorontoFaro

YYZ - FAO

YYZFAO

Toronto Pearson Intl

Fri 5/9

5:40 p.m.-11:50 p.m.

1 stop25h 10m

Faro

Sat 8/11

4:35 p.m.-2:40 p.m.

1 stop27h 05m

C$ 630

MontrealLisbon

YUL - LIS

YULLIS

Montreal Pierre Elliott Trudeau Intl

Tue 21/10

9:35 p.m.-9:20 a.m.

Nonstop6h 45m

Lisbon Humberto Delgado

Tue 4/11

12:35 p.m.-3:10 p.m.

1 stop31h 35m

C$ 707

MontrealLisbon

YUL - LIS

YULLIS

Montreal Pierre Elliott Trudeau Intl

Mon 13/10

10:00 a.m.-9:35 a.m.

1 stop18h 35m

Lisbon Humberto Delgado

Thu 23/10

11:35 a.m.-6:00 p.m.

1 stop11h 25m

C$ 709

MontrealLisbon

YUL - LIS

YULLIS

Montreal Pierre Elliott Trudeau Intl

Mon 6/10

10:10 p.m.-11:10 p.m.

1 stop20h 00m

Lisbon Humberto Delgado

Thu 6/11

7:00 a.m.-6:45 p.m.

1 stop16h 45m

C$ 710

MontrealLisbon

YUL - LIS

YULLIS

Montreal Pierre Elliott Trudeau Intl

Tue 14/10

8:15 p.m.-9:35 a.m.

1 stop32h 20m

Lisbon Humberto Delgado

Wed 12/11

8:35 a.m.-4:55 p.m.

1 stop13h 20m

C$ 711

MontrealLisbon

YUL - LIS

YULLIS

Montreal Pierre Elliott Trudeau Intl

Thu 23/10

9:35 p.m.-9:20 a.m.

Nonstop6h 45m

Lisbon Humberto Delgado

Mon 17/11

6:10 a.m.-6:20 p.m.

1 stop17h 10m

C$ 713

MontrealLisbon

YUL - LIS

YULLIS

Montreal Pierre Elliott Trudeau Intl

Mon 25/8

4:05 p.m.-9:05 a.m.

1 stop12h 00m

Lisbon Humberto Delgado

Sun 7/9

10:15 p.m.-10:57 p.m.

2 stops29h 42m

C$ 714

TorontoLisbon

YYZ - LIS

YYZLIS

Toronto Pearson Intl

Wed 15/10

11:00 p.m.-11:15 a.m.

Nonstop7h 15m

Lisbon Humberto Delgado

Sun 10/5

5:45 p.m.-9:00 p.m.

Nonstop8h 15m

C$ 717

TorontoLisbon

YYZ - LIS

YYZLIS

Toronto Pearson Intl

Tue 16/9

5:20 p.m.-9:35 p.m.

1 stop23h 15m

Lisbon Humberto Delgado

Wed 24/9

6:35 a.m.-9:30 p.m.

2 stops19h 55m

C$ 720

TorontoLisbon

YYZ - LIS

YYZLIS

Toronto Pearson Intl

Tue 21/10

12:00 p.m.-9:20 a.m.

1 stop16h 20m

Lisbon Humberto Delgado

Thu 30/10

5:00 a.m.-8:50 p.m.

1 stop19h 50m

C$ 721

Flights are sorted by cheapest round-trip flights first.

Deals found on 30/7

Showing 1-10 of 60 results

...

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.

Cheapflights Insights

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

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

Currently, January is the cheapest month in which you can book a flight from Region of Ontario to Portugal (average of C$ 482). Flying from Region of Ontario to Portugal in July is currently the most expensive (average of C$ 779). 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 ON to PT?

When flying from Region of Ontario to Portugal, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Region of Ontario to Portugal

The most flights from CAON to PT0 are scheduled on a Wednesday (7 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (4 on average).

Reviews of airlines servicing Portugal

Check out reviews from past customers who have flown with Delta,Porter Airlines, andKLM from Ontario to Portugal to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,981 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Delta

8.0

Very good

7,981 reviews

Delta

8.0

Very good

7,981 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Porter Airlines

8.0

Very good

318 reviews

Delta

8.0

Very good

7,981 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

KLM

7.8

Good

1,383 reviews

Delta

8.0

Very good

7,981 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Air Transat

7.7

Good

424 reviews

Delta

8.0

Very good

7,981 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Austrian Airlines

7.6

Good

823 reviews

Delta

8.0

Very good

7,981 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

What are the cheapest airlines to fly from Region of Ontario to Portugal one-way?
The cheapest airlines for a one-way flight from Region of Ontario to Portugal are TAP AIR PORTUGAL (C$ 324), Azores Airlines (C$ 339), and Air Transat (C$ 403).
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 Region of Ontario to Portugal?
Currently, January is the cheapest month in which you can book a flight from Region of Ontario to Portugal (average of C$ 482). Flying from Region of Ontario to Portugal in July is currently the most expensive (average of C$ 779). 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

Browse thousands of different options on Cheapflights for your next trip

Top 10 airlines flying from Ontario to Portugal

Airline	Cheapest	Average	Flexibility	On-time
Air Canada	CheapestC$ 258	AverageC$ 1,136	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
Iberia	CheapestC$ 294	AverageC$ 466	FlexibilityNo cancel fee	On-time77%	Search Iberia flights
Finnair	CheapestC$ 335	AverageC$ 388	FlexibilityNo cancel fee	On-time76%	Search Finnair flights
SWISS	CheapestC$ 352	AverageC$ 703	FlexibilityNo cancel fee	On-time79%	Search SWISS flights
American Airlines	CheapestC$ 377	AverageC$ 409	FlexibilityNo cancel fee	On-time71%	Search American Airlines flights
PLAY	CheapestC$ 437	AverageC$ 503	FlexibilityNo cancel fee	On-timeN/A	Search PLAY flights
Royal Air Maroc	CheapestC$ 546	AverageC$ 607	FlexibilityNo cancel fee	On-time75%	Search Royal Air Maroc flights
Air Transat	CheapestC$ 559	AverageC$ 1,039	FlexibilityNo cancel fee	On-time50%	Search Air Transat flights
TAP AIR PORTUGAL	CheapestC$ 569	AverageC$ 929	FlexibilityNo cancel fee	On-timeN/A	Search TAP AIR PORTUGAL flights
British Airways	CheapestC$ 582	AverageC$ 994	FlexibilityNo cancel fee	On-time70%	Search British Airways flights

Fly with Cheapflights

How does Cheapflights help users find flights from Ontario to Portugal?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Ontario to Portugal. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Ontario to Portugal?

Cheapflights simply makes it quick and affordable to book flights from Ontario to Portugal by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Ontario to Portugal with no change fees?

Certainly. Search results for flights to Portugal from Ontario shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Ontario to Portugal become cheaper?

Yes, Cheapflights offers price alerts on Ontario to Portugal flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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Cheap flights from Ontario to Portugal from C$ 314

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 14/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Ontario to Portugal

Keep the following information in mind while searching for Ontario to Portugal flight deals. Data was last updated 31 July 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals from Ontario to Portugal

Cheapest flights from Ontario to PortugalExplore 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 31 July 2025.

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 31 July 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Ontario to Portugal that are best for you.

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.

Cheapflights Insights

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

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

What is the cheapest time of day to fly from ON 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 31 July 2025.

Weekly flight availability from Region of Ontario to Portugal

Explore weekly flight availability from Ontario to Portugal. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 31 July 2025.

Reviews of airlines servicing Portugal

Check out reviews from past customers who have flown with Delta,Porter Airlines, andKLM from Ontario to Portugal to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

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 are the cheapest airlines to fly from Region of Ontario to Portugal one-way?

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

How can I find direct flights from Ontario to Portugal?

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

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

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Alternative routes for Ontario to Portugal

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Top 10 airlines flying from Ontario to Portugal

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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 31 July 2025.