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Cheap flights from San Diego to Montreal from $128

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 9/7. 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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0 bags

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Cheap round-trip flights

United Airlines Logo
10:30 pm - 1:54 pmSAN-YUL
12h 24m1 stop
United Airlines Logo
4:45 pm - 7:35 pmYUL-SAN
5h 50mnonstop
$285United Airlines
Find Deal
Fri, Oct 3 - Sat, Oct 4
United Airlines Logo
10:30 pm - 1:54 pmSAN-YUL
12h 24m1 stop
United Airlines Logo
4:45 pm - 12:15 amYUL-SAN
10h 30m1 stop
$300United Airlines
Find Deal
Fri, Oct 3 - Sat, Oct 4
United Airlines Logo
8:10 am - 4:40 pmSAN-YUL
5h 30mnonstop
United Airlines Logo
4:45 pm - 7:35 pmYUL-SAN
5h 50mnonstop
$308United Airlines
Find Deal
Sat, Sep 27 - Fri, Oct 10
Air Canada Logo
8:10 am - 4:40 pmSAN-YUL
5h 30mnonstop
Air Canada Logo
8:25 am - 3:51 pmYUL-SAN
10h 26m1 stop
$314Air Canada
Find Deal
Sat, Sep 27 - Tue, Oct 7
United Airlines Logo
10:30 pm - 11:28 amSAN-YUL
9h 58m1 stop
United Airlines Logo
4:45 pm - 7:35 pmYUL-SAN
5h 50mnonstop
$318United Airlines
Find Deal
Wed, Oct 1 - Sat, Oct 4
 Logo
6:15 am - 8:05 pmSAN-YUL
10h 50m1 stop
 Logo
8:25 am - 3:51 pmYUL-SAN
10h 26m1 stop
Tue, Sep 30 - Tue, Oct 7
Air Canada Logo
12:25 pm - 12:40 amSAN-YUL
9h 15m1 stop
Air Canada Logo
7:30 am - 3:51 pmYUL-SAN
11h 21m1 stop
$326Air Canada
Find Deal
Sun, Sep 28 - Sun, Oct 5
 Logo
8:08 pm - 4:10 pmSAN-YUL
17h 02m2 stops
 Logo
6:00 am - 11:31 amYUL-SAN
8h 31m1 stop
Thu, Oct 16 - Mon, Oct 20
WestJet Logo
11:15 am - 12:43 amSAN-YUL
10h 28m1 stop
WestJet Logo
5:30 pm - 10:30 amYUL-SAN
20h 00m1 stop
$341WestJet
Find Deal
Thu, Aug 7 - Wed, Aug 13
WestJet Logo
1:00 pm - 4:27 pmSAN-YUL
24h 27m2 stops
WestJet Logo
7:00 am - 1:20 pmYUL-SAN
9h 20m1 stop
$352WestJet
Find Deal
Thu, Aug 14 - Tue, Aug 19

Air Canada flights from San Diego to Montreal

Our best Air Canada deals on San Diego to Montreal flight tickets
Air Canada
Sep 27
SAN8:10 amSan Diego
5h 30m
YUL4:40 pmMontreal Pierre Elliott Trudeau Intl
Oct 7
YUL8:25 amMontreal Pierre Elliott Trudeau Intl
10h 26m
1 stop
SAN3:51 pmSan Diego
Air Canada
Sep 28
SAN12:25 pmSan Diego
9h 15m
1 stop
YUL12:40 amMontreal Pierre Elliott Trudeau Intl
Oct 5
YUL7:30 amMontreal Pierre Elliott Trudeau Intl
11h 21m
1 stop
SAN3:51 pmSan Diego
Air Canada
Sep 27
SAN4:55 pmSan Diego
14h 25m
2 stops
YUL10:20 amMontreal Pierre Elliott Trudeau Intl
Oct 4
YUL7:30 amMontreal Pierre Elliott Trudeau Intl
11h 21m
1 stop
SAN3:51 pmSan Diego

United Airlines flights from San Diego to Montreal

Our best United Airlines deals on San Diego to Montreal flight tickets
United Airlines
Oct 3
SAN10:30 pmSan Diego
12h 24m
1 stop
YUL1:54 pmMontreal Pierre Elliott Trudeau Intl
Oct 4
YUL4:45 pmMontreal Pierre Elliott Trudeau Intl
5h 50m
SAN7:35 pmSan Diego
United Airlines
Oct 3
SAN10:30 pmSan Diego
12h 24m
1 stop
YUL1:54 pmMontreal Pierre Elliott Trudeau Intl
Oct 4
YUL4:45 pmMontreal Pierre Elliott Trudeau Intl
10h 30m
1 stop
SAN12:15 amSan Diego
United Airlines
Sep 27
SAN8:10 amSan Diego
5h 30m
YUL4:40 pmMontreal Pierre Elliott Trudeau Intl
Oct 10
YUL4:45 pmMontreal Pierre Elliott Trudeau Intl
5h 50m
SAN7:35 pmSan Diego

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 typical price of a round-trip flight between San Diego and Montreal?

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 Wednesday when prices can be found for as low as $753. Flights from San Diego to Montreal on a Saturday will generally be more expensive and average around $1,049. 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 $879 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 $442 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 $171 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.

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

As of June 2025, prices for San Diego to Montreal flights are approximately 31% 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

$128

Fastest flight time

5h 29m

Direct flights

Every day

Airports in Montreal

1 airport
The best one-way flight to Montreal from San Diego in the past 72 hours is $128. The best round-trip flight deal from San Diego to Montreal found on momondo in the last 72 hours is $285.
The fastest flight from San Diego to Montreal takes 5h 29m
Direct flights go from San Diego to Montreal every day.
There is 1 airport near Montreal: Montreal Pierre Elliott Trudeau Intl (YUL)

  • 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 5h 29m.

  • 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
296 reviews
Search Porter Airlines flights
Air CanadaPriceFrom $167Free CancellationRating
7.1
9,654 reviews
Search Air Canada flights
DeltaPriceFrom $170Free CancellationRating
8.0
7,973 reviews
Search Delta flights
United AirlinesPriceFrom $218Free CancellationRating
7.4
8,852 reviews
Search United Airlines flights
American AirlinesPriceFrom $324Free CancellationRating
7.2
10,000 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 8,852 momondo users rating the airline 7.4/10. The cheapest United Airlines deal from San Diego to Montreal in the last 72 hours was $218 (round-trip), much lower than the average airfare cost of $447 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 $167, round-trip. It should be noted that an average Air Canada flight deal for this route in this time was higher, at $485 round-trip. Air Canada operates 4 flights out of San Diego into Montreal in an average week, so prices vary by time and availability. 9,654 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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1 adult
Sat 7/5
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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