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Cheap flights from Ontario to San Sebastian from C$ 562

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 1/2. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — EAS
19 Jan — 26 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ontario to San Sebastian

Enter your travel dates to find the best prices.

Best flights from Ontario to San Sebastian
Discover carefully curated flight deals from Ontario to San Sebastian that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 20 December 2025.

Fri 22/56:10 p.m.YYZ - EAS
2 stops17h 10mMultiple Airlines
Thu 28/59:10 a.m.EAS - YYZ
2 stops18h 50mMultiple Airlines
Deal found 18/12C$ 925
Fri 23/110:30 a.m.YYZ - EAS
2 stops28h 20mIberia
Tue 27/19:20 a.m.EAS - YYZ
2 stops18h 03mIberia
Deal found 19/12C$ 1,284
Mon 2/28:40 p.m.YUL - EAS
2 stops42h 10mIberia
Fri 6/29:30 p.m.EAS - YUL
2 stops51h 15mIberia
Deal found 19/12C$ 1,504

Find flight deals from Ontario to San Sebastian

Keep the following information in mind while searching for Ontario to San Sebastian flight deals. Data was last updated 20 December 2025.

Round-trip from

C$ 925

One-way from

C$ 562
22/5-28/5
  • 22/5-28/5
  • 4 total stops
  • 36h 00m total
  • Ontario to San Sebastian
Search Deals
1/2
  • 1/2
  • 3 total stops
  • 41h 30m total
  • Ontario to San Sebastian
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to San Sebastian 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 629,999 searches. Data last updated 20 December 2025.
Use the filters below to find and compare flights from Ontario to San Sebastian that are best for you.

Fly from

Ontario

Fly to

San Sebastian

Route

Depart

Return

Price

TorontoSan Sebastian

YYZ - EAS

YYZEAS

Toronto Pearson Intl

Fri 22/5

6:10 p.m.-5:20 p.m.

2 stops17h 10m

San Sebastián

Thu 28/5

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

2 stops18h 50m

C$ 925

TorontoSan Sebastian

YYZ - EAS

YYZEAS

Toronto Pearson Intl

Fri 23/1

10:30 a.m.-8:50 p.m.

2 stops28h 20m

San Sebastián

Tue 27/1

9:20 a.m.-9:23 p.m.

2 stops18h 03m

C$ 1,284

MontrealSan Sebastian

YUL - EAS

YULEAS

Montreal Pierre Elliott Trudeau Intl

Mon 2/2

8:40 p.m.-8:50 p.m.

2 stops42h 10m

San Sebastián

Fri 6/2

9:30 p.m.-6:45 p.m.

2 stops51h 15m

C$ 1,504

TorontoSan Sebastian

YTZ - EAS

YTZEAS

Toronto Island

Sun 1/2

2:00 p.m.-1:30 p.m.

3 stops41h 30m

C$ 562

Flights are sorted by cheapest round-trip flights first.

Deals found on 18/12

Best time to book a flight from Ontario to San Sebastian

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

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

Currently, March is the cheapest month in which you can book a flight from Region of Ontario to San Sebastian (average of C$ 805). Flying from Region of Ontario to San Sebastian in July is currently the most expensive (average of C$ 1,184). 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 San Sebastian. 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 into for flights to San Sebastian from Ontario?

    For a flight from Ontario to San Sebastian, you will be flying into San Sebastián. San Sebastián (EAS) is just 15.7 km from the centre of the city.

  • How long is the flight from Region of Ontario to San Sebastian?

    Iberia can get you from Region of Ontario to San Sebastian in just under 28h 20m. Your travel time can differ by up to . The distance between Region of Ontario and San Sebastian is about 6022 km.

  • What are the most popular routes from Region of Ontario to San Sebastian?

    When deciding which route to take from Region of Ontario to San Sebastian consider Toronto Pearson Intl - San Sebastián, Montreal Pierre Elliott Trudeau Intl - San Sebastián or Toronto Island - San Sebastián as they are the most popular.

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

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

  • How can I find direct flights from Ontario to San Sebastian?

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

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

    Yes. Cheapflights offers flight deals from Ontario to San Sebastian 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 San Sebastian?

    Currently, March is the cheapest month in which you can book a flight from Region of Ontario to San Sebastian (average of C$ 805). Flying from Region of Ontario to San Sebastian in July is currently the most expensive (average of C$ 1,184). 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

Travelling to a place near San Sebastian?

Book flights to San Sebastian if you plan to visit one of these locations
Hondarribia

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

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

Yes, we can. To see specific flights from Ontario to San Sebastian with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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Of course! You can now track prices for flights from Ontario to San Sebastian and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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