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Cheap flights from Montreal to San Sebastian from C$ 1,531

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Montreal to San Sebastian departing on 9/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Montreal to San Sebastian

Cheap round-trip flights

Iberia Logo
3:45 p.m. - 1:00 p.m.YUL-EAS
16h 15m2 stops
Iberia Logo
9:30 p.m. - 8:15 p.m.EAS-YUL
28h 45m2 stops
C$ 1,531Iberia
Find Deal
Mon, 9 Mar - Wed, 12 Aug
Iberia Logo
3:45 p.m. - 1:00 p.m.YUL-EAS
16h 15m2 stops
Iberia Logo
9:30 p.m. - 8:15 p.m.EAS-YUL
28h 45m2 stops
C$ 1,534Iberia
Find Deal
Mon, 9 Mar - Wed, 12 Aug
Iberia Logo
3:45 p.m. - 1:00 p.m.YUL-EAS
16h 15m2 stops
Iberia Logo
9:30 p.m. - 8:15 p.m.EAS-YUL
28h 45m2 stops
C$ 1,539Iberia
Find Deal
Mon, 9 Mar - Wed, 12 Aug
Iberia Logo
12:31 p.m. - 8:50 p.m.YUL-EAS
26h 19m2 stops
Iberia Logo
9:30 p.m. - 8:15 p.m.EAS-YUL
28h 45m2 stops
C$ 1,885Iberia
Find Deal
Tue, 30 Sep - Tue, 7 Oct

Iberia flights from Montreal to San Sebastian

Our best Iberia deals on Montreal to San Sebastian flight tickets
Iberia
9 Mar
YUL3:45 p.m.Montreal Pierre Elliott Trudeau Intl
16h 15m
2 stops
EAS1:00 p.m.San Sebastián
12 Aug
EAS9:30 p.m.San Sebastián
28h 45m
2 stops
YUL8:15 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 1,531
Find similar
Iberia
9 Mar
YUL3:45 p.m.Montreal Pierre Elliott Trudeau Intl
16h 15m
2 stops
EAS1:00 p.m.San Sebastián
12 Aug
EAS9:30 p.m.San Sebastián
28h 45m
2 stops
YUL8:15 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 1,534
Find similar
Iberia
9 Mar
YUL3:45 p.m.Montreal Pierre Elliott Trudeau Intl
16h 15m
2 stops
EAS1:00 p.m.San Sebastián
12 Aug
EAS9:30 p.m.San Sebastián
28h 45m
2 stops
YUL8:15 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 1,539
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Montreal 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, momondo users made 96,600 searches. Data last updated 17 September 2025.
Use the filters below to find and compare flights from Montreal to San Sebastian that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

MontrealSan Sebastian

YUL - EAS

YULEAS

Montreal Pierre Elliott Trudeau Intl

Mon 9/3

3:45 p.m.-1:00 p.m.

2 stops16h 15m

San Sebastián

Wed 12/8

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

2 stops28h 45m

C$ 1,531

MontrealSan Sebastian

YUL - EAS

YULEAS

Montreal Pierre Elliott Trudeau Intl

Mon 9/3

3:45 p.m.-1:00 p.m.

2 stops16h 15m

San Sebastián

Wed 12/8

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

2 stops28h 45m

C$ 1,534

MontrealSan Sebastian

YUL - EAS

YULEAS

Montreal Pierre Elliott Trudeau Intl

Mon 9/3

3:45 p.m.-1:00 p.m.

2 stops16h 15m

San Sebastián

Wed 12/8

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

2 stops28h 45m

C$ 1,539

MontrealSan Sebastian

YUL - EAS

YULEAS

Montreal Pierre Elliott Trudeau Intl

Tue 30/9

12:31 p.m.-8:50 p.m.

2 stops26h 19m

San Sebastián

Tue 7/10

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

2 stops28h 45m

C$ 1,885

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to San Sebastian from

How to get the cheapest flight ticket from Montreal to San Sebastian

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Which airlines fly to San Sebastian?

KLM, Air Canada and Lufthansa are the top three most popular airlines that fly to San Sebastian from Montreal according to our data. KLM is the first choice among our users, with 54% of people opting to fly with this airline when travelling to San Sebastian. Keep in mind that there are 3 different airlines that fly to San Sebastian on a routine basis, so you have a few additional options to choose from.

When to book flights from Montreal to San Sebastian

Are you open to changing your travel dates? Check out the ideal times to fly from Montreal to San Sebastian according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Montreal to San Sebastian (YMQ to EAS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Montreal to San Sebastian

Direct flights

None
There are no direct flights from Montreal to San Sebastian. There are no popular flight routes from Montreal to San Sebastian.
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  • How far is Montreal to San Sebastián by plane?

    San Sebastián is 5492.8 km away from Montreal. By plane, this route typically takes 16h 15m.

  • When did momondo last update prices for flights from Montreal to San Sebastián Airport?

    Prices for flights from Montreal to San Sebastián Airport were last updated today.

  • How old do you have to be to fly from Montreal to San Sebastián Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Montreal to San Sebastián Airport.

  • What documentation or ID do you need to fly to San Sebastián Airport?

    The travel and health documents you'll need for your trip to San Sebastián Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at San Sebastián Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Travelling to a place near San Sebastian?

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

Why use momondo?

Why should I use momondo to find a flight deal from Montreal to San Sebastian?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Montreal to San Sebastian. momondo saves you time and could save you money on your trip.

Can I find flights from Montreal to San Sebastian with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to San Sebastian from Montreal with this policy.

How can momondo help me find flights from Montreal to San Sebastian?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Montreal to San Sebastian.

I’m not ready to book a flight from Montreal to San Sebastian right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Montreal to San Sebastian flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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