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Cheap flights from San Diego to Montreal from $149

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Diego to Montreal departing on 12/5. 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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Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
6:15 am - 4:27 pmSAN-YUL
31h 12m2 stops
Multiple Airlines Logo
7:30 pm - 11:45 amYUL-SAN
19h 15m1 stop
$385Multiple Airlines
Find Deal
Thu, Dec 4 - Tue, Dec 9
Multiple Airlines Logo
6:15 am - 4:27 pmSAN-YUL
31h 12m2 stops
Multiple Airlines Logo
7:30 pm - 11:45 amYUL-SAN
19h 15m1 stop
$386Multiple Airlines
Find Deal
Thu, Dec 4 - Tue, Dec 9
United Airlines Logo
4:47 pm - 1:28 pmSAN-YUL
17h 41m2 stops
United Airlines Logo
7:00 pm - 9:52 amYUL-SAN
17h 52m2 stops
$416United Airlines
Find Deal
Wed, Feb 4 - Fri, Feb 13
United Airlines Logo
4:47 pm - 2:36 pmSAN-YUL
18h 49m2 stops
United Airlines Logo
7:00 pm - 9:52 amYUL-SAN
17h 52m2 stops
$417United Airlines
Find Deal
Wed, Feb 4 - Fri, Feb 13
Air Canada Logo
6:10 pm - 6:44 amSAN-YUL
9h 34m1 stop
Air Canada Logo
6:00 am - 11:53 amYUL-SAN
8h 53m1 stop
$428Air Canada
Find Deal
Mon, Jan 19 - Sat, Jan 31
American Airlines Logo
1:40 pm - 3:00 pmSAN-YUL
22h 20m1 stop
American Airlines Logo
5:45 pm - 11:25 amYUL-SAN
20h 40m1 stop
$467American Airlines
Find Deal
Wed, Feb 18 - Thu, Feb 19
Delta Logo
11:36 am - 11:32 pmSAN-YUL
8h 56m1 stop
Delta Logo
7:00 am - 1:02 pmYUL-SAN
9h 02m1 stop
$474Delta
Find Deal
Wed, Dec 3 - Wed, Dec 10
Delta Logo
6:15 am - 5:25 pmSAN-YUL
8h 10m1 stop
Delta Logo
7:00 am - 1:02 pmYUL-SAN
9h 02m1 stop
$475Delta
Find Deal
Thu, Dec 4 - Wed, Dec 10
American Airlines Logo
6:42 am - 3:00 pmSAN-YUL
29h 18m1 stop
American Airlines Logo
5:45 pm - 11:30 amYUL-SAN
20h 45m2 stops
$477American Airlines
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Wed, Feb 18 - Thu, Feb 19
Air Canada Logo
12:40 pm - 11:22 pmSAN-YUL
7h 42m1 stop
Air Canada Logo
8:30 am - 5:24 pmYUL-SAN
11h 54m1 stop
$488Air Canada
Find Deal
Thu, Mar 26 - Wed, Apr 8

Air Canada flights from San Diego to Montreal

Our best Air Canada deals on San Diego to Montreal flight tickets
Air Canada
Jan 19
SAN6:10 pmSan Diego
9h 34m
1 stop
YUL6:44 amMontreal Pierre Elliott Trudeau Intl
Jan 31
YUL6:00 amMontreal Pierre Elliott Trudeau Intl
8h 53m
1 stop
SAN11:53 amSan Diego
$428
Find similar
Air Canada
Mar 26
SAN12:40 pmSan Diego
7h 42m
1 stop
YUL11:22 pmMontreal Pierre Elliott Trudeau Intl
Apr 8
YUL8:30 amMontreal Pierre Elliott Trudeau Intl
11h 54m
1 stop
SAN5:24 pmSan Diego
$488
Find similar
Air Canada
Mar 26
SAN12:40 pmSan Diego
7h 42m
1 stop
YUL11:22 pmMontreal Pierre Elliott Trudeau Intl
Apr 7
YUL6:00 amMontreal Pierre Elliott Trudeau Intl
8h 53m
1 stop
SAN11:53 amSan Diego
$494
Find similar

American Airlines flights from San Diego to Montreal

Our best American Airlines deals on San Diego to Montreal flight tickets
American Airlines
Feb 18
SAN1:40 pmSan Diego
22h 20m
1 stop
YUL3:00 pmMontreal Pierre Elliott Trudeau Intl
Feb 19
YUL5:45 pmMontreal Pierre Elliott Trudeau Intl
20h 40m
1 stop
SAN11:25 amSan Diego
$467
Find similar
American Airlines
Feb 18
SAN6:42 amSan Diego
29h 18m
1 stop
YUL3:00 pmMontreal Pierre Elliott Trudeau Intl
Feb 19
YUL5:45 pmMontreal Pierre Elliott Trudeau Intl
20h 45m
2 stops
SAN11:30 amSan Diego
$477
Find similar
American Airlines
Nov 19
SAN6:30 amSan Diego
13h 09m
2 stops
YUL10:39 pmMontreal Pierre Elliott Trudeau Intl
Nov 26
YUL7:30 amMontreal Pierre Elliott Trudeau Intl
13h 55m
2 stops
SAN6:25 pmSan Diego
$489
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from San Diego to Montreal 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 832,500 searches. Data last updated October 23, 2025.
Use the filters below to find and compare flights from San Diego to Montreal that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San DiegoMontreal

SAN - YUL

SANYUL

San Diego

Thu 12/4

6:15 am-4:27 pm

2 stops31h 12m

Montreal Pierre Elliott Trudeau Intl

Tue 12/9

7:30 pm-11:45 am

1 stop19h 15m

$385

San DiegoMontreal

SAN - YUL

SANYUL

San Diego

Thu 12/4

6:15 am-4:27 pm

2 stops31h 12m

Montreal Pierre Elliott Trudeau Intl

Tue 12/9

7:30 pm-11:45 am

1 stop19h 15m

$386

San DiegoMontreal

SAN - YUL

SANYUL

San Diego

Wed 2/4

4:47 pm-1:28 pm

2 stops17h 41m

Montreal Pierre Elliott Trudeau Intl

Fri 2/13

7:00 pm-9:52 am

2 stops17h 52m

$416

San DiegoMontreal

SAN - YUL

SANYUL

San Diego

Wed 2/4

4:47 pm-2:36 pm

2 stops18h 49m

Montreal Pierre Elliott Trudeau Intl

Fri 2/13

7:00 pm-9:52 am

2 stops17h 52m

$417

San DiegoMontreal

SAN - YUL

SANYUL

San Diego

Mon 1/19

6:10 pm-6:44 am

1 stop9h 34m

Montreal Pierre Elliott Trudeau Intl

Sat 1/31

6:00 am-11:53 am

1 stop8h 53m

$428

San DiegoMontreal

SAN - YUL

SANYUL

San Diego

Wed 2/18

1:40 pm-3:00 pm

1 stop22h 20m

Montreal Pierre Elliott Trudeau Intl

Thu 2/19

5:45 pm-11:25 am

1 stop20h 40m

$467

San DiegoMontreal

SAN - YUL

SANYUL

San Diego

Wed 12/3

11:36 am-11:32 pm

1 stop8h 56m

Montreal Pierre Elliott Trudeau Intl

Wed 12/10

7:00 am-1:02 pm

1 stop9h 02m

$474

San DiegoMontreal

SAN - YUL

SANYUL

San Diego

Thu 12/4

6:15 am-5:25 pm

1 stop8h 10m

Montreal Pierre Elliott Trudeau Intl

Wed 12/10

7:00 am-1:02 pm

1 stop9h 02m

$475

San DiegoMontreal

SAN - YUL

SANYUL

San Diego

Wed 2/18

6:42 am-3:00 pm

1 stop29h 18m

Montreal Pierre Elliott Trudeau Intl

Thu 2/19

5:45 pm-11:30 am

2 stops20h 45m

$477

San DiegoMontreal

SAN - YUL

SANYUL

San Diego

Thu 3/26

12:40 pm-11:22 pm

1 stop7h 42m

Montreal Pierre Elliott Trudeau Intl

Wed 4/8

8:30 am-5:24 pm

1 stop11h 54m

$488

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Montreal from

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

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

What is the cheapest month to fly to Montreal?

The cheapest month to fly to Montreal from San Diego is in May. Flight prices, which tend to average around $340, are often lower during this time because this is during the off-season. If you are unable to visit Montreal during the month of May, then departing from San Diego during the month January is also very affordable. Most momondo users find prices during this month for around $348.

What is the cheapest day to depart on your flight to Montreal?

The cheapest day to depart from San Diego to Montreal is on a Tuesday when prices can be found for as low as $732. Flights from San Diego to Montreal on a Saturday will generally be more expensive and average around $1,032. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Montreal?

Our most recent data shows that the best time of day to fly to Montreal is in the evening. Flights from San Diego to Montreal during this time can be as low as $330. In the morning is when there is more demand to fly to Montreal, so prices are often more expensive at around $861 per ticket.

What is the cheapest San Diego to Montreal flight route?

Fly from San Diego to Montreal Pierre Elliott Trudeau Intl for the best San Diego - Montreal flight prices

How far in advance should I book a flight to Montreal?

You are more likely to see cheaper flights to Montreal from San Diego when booking weeks ahead of your departure date. In general, you can expect to find flights to Montreal for around $458 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Montreal from San Diego for as low as $219 on momondo.

What cabin class options are available on San Diego to Montreal flights?

There are 4 cabin classes available to choose from on San Diego to Montreal flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on San Diego to Montreal flights?

No. A direct flight is the cheapest option for a flight between San Diego to Montreal.

How have San Diego to Montreal flight prices changed over time?

As of October 2025, prices for San Diego to Montreal flights are approximately 32% cheaper when compared to flights at the same time last year.

When to book flights from San Diego to Montreal

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

Cheap San Diego to Montreal (SAN to YMQ) flight deals and tips

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

Best Price Found

$515

Direct flights

None
The best one-way flight to Montreal from San Diego in the past 72 hours is $515. The best round-trip flight deal from San Diego to Montreal found on momondo in the last 72 hours is $630.
There are no direct flights from San Diego to Montreal. Popular non-direct route for this connection is San Diego Airport - Montreal Pierre Elliott Trudeau Intl Airport.
Search flight deals

  • How far is San Diego to Montreal by plane?

    The straight-line distance from San Diego to Montreal is 2461.4 mi. A reasonable flight in good conditions will take 7h 42m.

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

    Prices for flights from San Diego Airport to Montreal are refreshed on a daily basis.

  • How many operators does momondo search for flights from San Diego Airport to Montreal?

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

    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 San Diego Airport to Montreal.

  • What documentation or ID do you need to fly to Montreal?

    The necessary travel and health documents for your Montreal trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from San Diego to Montreal?

  • What is the most popular airline from San Diego to Montreal?

Best airlines flying from San Diego to Montreal

Compare and see reviews for airlines that fly from San Diego to Montreal with momondo
Airline
Rating
Free Cancellation
Price
Porter AirlinesPriceFrom $154Free CancellationRating
8.0
382 reviews
Search Porter Airlines flights
Air CanadaPriceFrom $160Free CancellationRating
7.1
10,346 reviews
Search Air Canada flights
DeltaPriceFrom $164Free CancellationRating
7.9
7,981 reviews
Search Delta flights
United AirlinesPriceFrom $194Free CancellationRating
7.4
8,991 reviews
Search United Airlines flights
American AirlinesPriceFrom $324Free CancellationRating
7.2
11,028 reviews
Search American Airlines flights

  • United Airlines Flights From San Diego to Montreal

    United Airlines flies from San Diego to Montreal around 4 times per week, with 8,991 momondo users rating the airline 7.4/10. The cheapest United Airlines deal from San Diego to Montreal in the last 72 hours was $194 (round-trip), much lower than the average airfare cost of $420 for United Airlines flights on this route.

  • Air Canada Flights From San Diego to Montreal

    The best Air Canada deal for San Diego to Montreal flight tickets found on momondo in the last 72 hours was $160, round-trip. It should be noted that an average Air Canada flight deal for this route in this time was higher, at $469 round-trip. Air Canada operates 4 flights out of San Diego into Montreal in an average week, so prices vary by time and availability. 10,346 Air Canada reviews by users on momondo have scored the airline at 7.1/10.

Why use momondo?

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

It is quick and easy to find San Diego to Montreal flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Montreal that suits you.

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

All flight searches from San Diego to Montreal on momondo can be filtered to show those which offer flexible booking policies.

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

momondo helps you find the best flight between San Diego and Montreal by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes. momondo can track prices for San Diego to Montreal 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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Find better results for your trip to Canada

Fly into one of these airports located in Montreal

Airports listed have a maximum distance of 9.4 mi from Montreal
Montreal St Hubert Airport
Montreal Pierre Elliott Trudeau Intl Airport