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Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to San Sebastian from C$ 456

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 5/6. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — EAS
25 May — 1 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Pierre Elliott Trudeau Intl to San Sebastian

Enter your travel dates to find the best prices.

Cheapest flights from Pierre Elliott Trudeau Intl to San Sebastian
Explore the most affordable flight options available from Pierre Elliott Trudeau Intl to San Sebastian. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 25 April 2026.

Sun 7/611:45 p.m.
YUL
-
EAS
1 stop26h 35m
Multiple Airlines
Sun 14/68:55 a.m.
EAS
-
YUL
1 stop14h 25m
Multiple Airlines
Deal found 23/4C$ 1,076
Sun 23/811:40 p.m.
YUL
-
EAS
1 stop15h 10m
Multiple Airlines
Tue 15/99:20 a.m.
EAS
-
YUL
1 stop12h 45m
Multiple Airlines
Deal found 24/4C$ 1,110
Mon 24/811:40 p.m.
YUL
-
EAS
1 stop15h 10m
Multiple Airlines
Tue 15/99:20 a.m.
EAS
-
YUL
1 stop12h 45m
Multiple Airlines
Deal found 24/4C$ 1,148
Sun 23/811:40 p.m.
YUL
-
EAS
1 stop15h 10m
Multiple Airlines
Thu 17/99:20 a.m.
EAS
-
YUL
1 stop12h 45m
Multiple Airlines
Deal found 24/4C$ 1,152
Sun 23/811:40 p.m.
YUL
-
EAS
1 stop15h 10m
Multiple Airlines
Mon 14/99:20 a.m.
EAS
-
YUL
1 stop12h 45m
Multiple Airlines
Deal found 24/4C$ 1,188
Mon 24/811:40 p.m.
YUL
-
EAS
1 stop15h 10m
Multiple Airlines
Thu 17/99:20 a.m.
EAS
-
YUL
1 stop12h 45m
Multiple Airlines
Deal found 24/4C$ 1,189
Thu 27/811:40 p.m.
YUL
-
EAS
1 stop15h 10m
Multiple Airlines
Thu 17/99:20 a.m.
EAS
-
YUL
1 stop12h 45m
Multiple Airlines
Deal found 24/4C$ 1,192
Mon 24/811:40 p.m.
YUL
-
EAS
1 stop15h 10m
Multiple Airlines
Mon 14/99:20 a.m.
EAS
-
YUL
1 stop12h 45m
Multiple Airlines
Deal found 24/4C$ 1,226
Sun 23/811:40 p.m.
YUL
-
EAS
1 stop27h 00m
Multiple Airlines
Wed 16/99:30 p.m.
EAS
-
YUL
1 stop24h 35m
Multiple Airlines
Deal found 24/4C$ 1,229
Thu 27/811:40 p.m.
YUL
-
EAS
1 stop15h 10m
Multiple Airlines
Mon 14/99:20 a.m.
EAS
-
YUL
1 stop12h 45m
Multiple Airlines
Deal found 24/4C$ 1,230

Find flight deals from Pierre Elliott Trudeau Intl to San Sebastian

Discover tips and strategies to find the most affordable flight options for your journey from Pierre Elliott Trudeau Intl (YUL) to San Sebastian (EAS). 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 25 April 2026.

Round-trip from

C$ 1,076

One-way from

C$ 456
7/6-14/6
  • 7/6-14/6
  • 2 total stops
  • 41h 00m total
  • Montreal to San Sebastian
Search Deals
5/6
  • 5/6
  • 3 total stops
  • 34h 25m total
  • Montreal to San Sebastian
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Pierre Elliott Trudeau Intl 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 25 April 2026.
Use the filters below to find and compare flights from Montreal Pierre Elliott Trudeau Intl Airport to San Sebastian that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MontrealSan Sebastian

YUL - EAS

YULEAS

Montreal Pierre Elliott Trudeau Intl

Sun 7/6

11:45 p.m.-8:20 a.m.

1 stop26h 35m

San Sebastián

Sun 14/6

8:55 a.m.-5:20 p.m.

1 stop14h 25m

C$ 1,076
Quickest round-trip

MontrealSan Sebastian

YUL - EAS

YULEAS

Montreal Pierre Elliott Trudeau Intl

Tue 25/8

11:45 p.m.-5:20 p.m.

1 stop11h 35m

San Sebastián

Mon 14/9

8:55 a.m.-5:20 p.m.

1 stop14h 25m

C$ 1,343

MontrealSan Sebastian

YUL - EAS

YULEAS

Montreal Pierre Elliott Trudeau Intl

Sat 12/9

10:00 p.m.-12:35 p.m.

1 stop32h 35m

San Sebastián

Sun 4/10

9:30 p.m.-9:50 a.m.

2 stops42h 20m

C$ 1,473

MontrealSan Sebastian

YUL - EAS

YULEAS

Montreal Pierre Elliott Trudeau Intl

Fri 11/9

10:35 a.m.-8:50 p.m.

2 stops28h 15m

San Sebastián

Sun 4/10

9:30 p.m.-9:50 a.m.

2 stops42h 20m

C$ 1,479

MontrealSan Sebastian

YUL - EAS

YULEAS

Montreal Pierre Elliott Trudeau Intl

Sun 13/9

11:45 p.m.-8:20 a.m.

1 stop26h 35m

San Sebastián

Sun 4/10

5:55 p.m.-5:20 p.m.

1 stop29h 25m

C$ 1,545

MontrealSan Sebastian

YUL - EAS

YULEAS

Montreal Pierre Elliott Trudeau Intl

Wed 15/7

11:45 p.m.-8:20 a.m.

1 stop26h 35m

San Sebastián

Thu 6/8

9:05 a.m.-5:20 p.m.

1 stop14h 15m

C$ 1,739

MontrealSan Sebastian

YUL - EAS

YULEAS

Montreal Pierre Elliott Trudeau Intl

Sun 17/5

10:00 p.m.-8:50 p.m.

2 stops16h 50m

San Sebastián

Tue 2/6

9:30 p.m.-8:15 p.m.

2 stops28h 45m

C$ 1,897

MontrealSan Sebastian

YUL - EAS

YULEAS

Montreal Pierre Elliott Trudeau Intl

Sun 7/6

10:00 p.m.-4:55 p.m.

2 stops36h 55m

San Sebastián

Wed 10/6

9:30 p.m.-8:15 p.m.

2 stops28h 45m

C$ 2,298
Cheapest one-way
Quickest one-way

MontrealSan Sebastian

YUL - EAS

YULEAS

Montreal Pierre Elliott Trudeau Intl

Fri 5/6

7:20 p.m.-11:45 a.m.

3 stops34h 25m

C$ 456

Flights are sorted by cheapest round-trip flights first.

Deals found on 21/4

Sorted by cheapest first

Best time to book a flight from Pierre Elliott Trudeau Intl to San Sebastian

Have a flexible travel schedule? Discover the best time to fly to San Sebastian from Pierre Elliott Trudeau Intl 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.

Related info for your journey

Find useful and relevant information for your journey from Pierre Elliott Trudeau Intl 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 Montreal Pierre Elliott Trudeau Intl?

    San Sebastián (EAS), located 15.7 km from the city centre, is the airport you fly into when you book flights from Montreal Pierre Elliott Trudeau Intl to San Sebastian. 0 airlines have flights to San Sebastián from Montreal Pierre Elliott Trudeau Intl on a regular basis. Booking flights from Montreal Pierre Elliott Trudeau Intl to San Sebastián should not be difficult; the airport handles an average of 0 inbound flights from Montreal Pierre Elliott Trudeau Intl per day.

  • How long is the flight from Montreal Pierre Elliott Trudeau Intl Airport to San Sebastian?

    Departing from Montreal Pierre Elliott Trudeau Intl Airport to San Sebastian will take you 32h 35m. Montreal Pierre Elliott Trudeau Intl Airport and San Sebastian are separated by a distance of 5518 km.

  • Can I find deals for flights from Pierre Elliott Trudeau Intl to San Sebastian that include hotel bookings?

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

  • How can I find direct flights from Pierre Elliott Trudeau Intl to San Sebastian?

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

  • Can I find deals for business class flights from Pierre Elliott Trudeau Intl to San Sebastian?

    Yes. Cheapflights offers flight deals from Pierre Elliott Trudeau Intl 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.

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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Alternative routes for Pierre Elliott Trudeau Intl to San Sebastian

See prices for flight routes from nearby airports that may be better suited for you.
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