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Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to San Diego from $165

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Montreal Pierre Elliott Trudeau Intl Airport to San Diego departing on 3/25. 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 Pierre Elliott Trudeau Intl Airport to San Diego

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
6:45 am - 7:33 pm
YUL
-
SAN
39h 48m2 stops
Multiple Airlines Logo
12:35 pm - 7:05 am
SAN
-
YUL
15h 30m1 stop
$358Multiple Airlines
Mon, Jan 26 - Wed, Feb 4
Air Canada Logo
6:00 am - 11:53 am
YUL
-
SAN
8h 53m1 stop
Air Canada Logo
12:40 pm - 11:22 pm
SAN
-
YUL
7h 42m1 stop
$371Air Canada
Tue, Jan 13 - Tue, Jan 20
American Airlines Logo
2:25 pm - 8:36 pm
YUL
-
SAN
9h 11m1 stop
American Airlines Logo
2:06 pm - 3:08 pm
SAN
-
YUL
22h 02m1 stop
$373American Airlines
Sat, Jan 31 - Sat, Feb 7
Air Canada Logo
6:00 am - 11:53 am
YUL
-
SAN
8h 53m1 stop
Air Canada Logo
1:10 pm - 1:51 am
SAN
-
YUL
9h 41m1 stop
$378Air Canada
Sat, Apr 4 - Sat, Apr 18
Multiple Airlines Logo
6:45 am - 11:47 am
YUL
-
SAN
32h 02m2 stops
Multiple Airlines Logo
12:45 pm - 7:10 am
SAN
-
YUL
15h 25m2 stops
$379Multiple Airlines
Sun, Mar 8 - Tue, Mar 10
American Airlines Logo
7:12 am - 10:59 pm
YUL
-
SAN
18h 47m1 stop
American Airlines Logo
10:35 pm - 3:04 pm
SAN
-
YUL
13h 29m1 stop
$382American Airlines
Sun, Feb 15 - Sun, Feb 22
Delta Logo
9:34 am - 10:45 pm
YUL
-
SAN
16h 11m2 stops
Delta Logo
9:45 pm - 11:41 am
SAN
-
YUL
10h 56m1 stop
$385Delta
Tue, Jan 13 - Wed, Apr 29
Multiple Airlines Logo
6:10 pm - 11:45 am
YUL
-
SAN
20h 35m1 stop
Multiple Airlines Logo
9:45 pm - 12:38 am
SAN
-
YUL
23h 53m2 stops
$386Multiple Airlines
Sun, Jan 25 - Thu, Feb 5
American Airlines Logo
7:12 am - 3:49 pm
YUL
-
SAN
11h 37m2 stops
American Airlines Logo
10:35 pm - 3:04 pm
SAN
-
YUL
13h 29m1 stop
$387American Airlines
Thu, Feb 19 - Sun, Feb 22
Multiple Airlines Logo
6:45 am - 11:47 am
YUL
-
SAN
32h 02m2 stops
Multiple Airlines Logo
12:40 pm - 8:16 am
SAN
-
YUL
16h 36m1 stop
$389Multiple Airlines
Sun, Mar 8 - Tue, Mar 10

Delta flights from Montreal Pierre Elliott Trudeau Intl Airport to San Diego

Our best Delta deals on Montreal Pierre Elliott Trudeau Intl Airport to San Diego flight tickets
Delta
Jan 7
YUL2:45 pmMontreal Pierre Elliott Trudeau Intl
11h 00m
1 stop
SAN10:45 pmSan Diego
Jan 14
SAN10:00 pmSan Diego
11h 04m
1 stop
YUL12:04 pmMontreal Pierre Elliott Trudeau Intl
$370
Find similar
Delta
Jan 13
YUL9:34 amMontreal Pierre Elliott Trudeau Intl
16h 11m
2 stops
SAN10:45 pmSan Diego
Apr 29
SAN9:45 pmSan Diego
10h 56m
1 stop
YUL11:41 amMontreal Pierre Elliott Trudeau Intl
$385
Find similar
Delta
Apr 4
YUL6:00 amMontreal Pierre Elliott Trudeau Intl
18h 55m
2 stops
SAN9:55 pmSan Diego
Apr 15
SAN11:40 amSan Diego
8h 46m
1 stop
YUL11:26 pmMontreal Pierre Elliott Trudeau Intl
$392
Find similar

American Airlines flights from Montreal Pierre Elliott Trudeau Intl Airport to San Diego

Our best American Airlines deals on Montreal Pierre Elliott Trudeau Intl Airport to San Diego flight tickets
American Airlines
Feb 15
YUL7:12 amMontreal Pierre Elliott Trudeau Intl
18h 47m
1 stop
SAN10:59 pmSan Diego
Feb 22
SAN10:35 pmSan Diego
13h 29m
1 stop
YUL3:04 pmMontreal Pierre Elliott Trudeau Intl
$382
Find similar
American Airlines
Feb 19
YUL7:12 amMontreal Pierre Elliott Trudeau Intl
11h 37m
2 stops
SAN3:49 pmSan Diego
Feb 22
SAN10:35 pmSan Diego
13h 29m
1 stop
YUL3:04 pmMontreal Pierre Elliott Trudeau Intl
$387
Find similar
American Airlines
Jan 13
YUL7:30 amMontreal Pierre Elliott Trudeau Intl
14h 42m
2 stops
SAN7:12 pmSan Diego
Apr 29
SAN7:20 pmSan Diego
13h 24m
2 stops
YUL11:44 amMontreal Pierre Elliott Trudeau Intl
$401
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Montreal Pierre Elliott Trudeau Intl Airport to San Diego 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 January 1, 2026.
Use the filters below to find and compare flights from Montreal Pierre Elliott Trudeau Intl Airport to San Diego that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

MontrealSan Diego

YUL - SAN

YULSAN

Montreal Pierre Elliott Trudeau Intl

Mon 1/26

6:45 am-7:33 pm

2 stops39h 48m

San Diego

Wed 2/4

12:35 pm-7:05 am

1 stop15h 30m

$358

MontrealSan Diego

YUL - SAN

YULSAN

Montreal Pierre Elliott Trudeau Intl

Tue 1/13

6:00 am-11:53 am

1 stop8h 53m

San Diego

Tue 1/20

12:40 pm-11:22 pm

1 stop7h 42m

$371

MontrealSan Diego

YUL - SAN

YULSAN

Montreal Pierre Elliott Trudeau Intl

Sat 1/31

2:25 pm-8:36 pm

1 stop9h 11m

San Diego

Sat 2/7

2:06 pm-3:08 pm

1 stop22h 02m

$373

MontrealSan Diego

YUL - SAN

YULSAN

Montreal Pierre Elliott Trudeau Intl

Sat 4/4

6:00 am-11:53 am

1 stop8h 53m

San Diego

Sat 4/18

1:10 pm-1:51 am

1 stop9h 41m

$378

MontrealSan Diego

YUL - SAN

YULSAN

Montreal Pierre Elliott Trudeau Intl

Sun 3/8

6:45 am-11:47 am

2 stops32h 02m

San Diego

Tue 3/10

12:45 pm-7:10 am

2 stops15h 25m

$379

MontrealSan Diego

YUL - SAN

YULSAN

Montreal Pierre Elliott Trudeau Intl

Sun 2/15

7:12 am-10:59 pm

1 stop18h 47m

San Diego

Sun 2/22

10:35 pm-3:04 pm

1 stop13h 29m

$382

MontrealSan Diego

YUL - SAN

YULSAN

Montreal Pierre Elliott Trudeau Intl

Tue 1/13

9:34 am-10:45 pm

2 stops16h 11m

San Diego

Wed 4/29

9:45 pm-11:41 am

1 stop10h 56m

$385

MontrealSan Diego

YUL - SAN

YULSAN

Montreal Pierre Elliott Trudeau Intl

Sun 1/25

6:10 pm-11:45 am

1 stop20h 35m

San Diego

Thu 2/5

9:45 pm-12:38 am

2 stops23h 53m

$386

MontrealSan Diego

YUL - SAN

YULSAN

Montreal Pierre Elliott Trudeau Intl

Thu 2/19

7:12 am-3:49 pm

2 stops11h 37m

San Diego

Sun 2/22

10:35 pm-3:04 pm

1 stop13h 29m

$387

MontrealSan Diego

YUL - SAN

YULSAN

Montreal Pierre Elliott Trudeau Intl

Sun 3/8

6:45 am-11:47 am

2 stops32h 02m

San Diego

Tue 3/10

12:40 pm-8:16 am

1 stop16h 36m

$389

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Montreal Pierre Elliott Trudeau Intl Airport to San Diego

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 Montreal Pierre Elliott Trudeau Intl Airport and San Diego?

What is the cheapest month to fly to San Diego?

If you are unable to visit San Diego during the month of May, then departing from Montreal Pierre Elliott Trudeau Intl Airport during the month August is also very affordable. Most momondo users find prices during this month for around $325.

What is the cheapest day to depart on your flight to San Diego?

The cheapest day to depart from Montreal Pierre Elliott Trudeau Intl Airport to San Diego is on a Wednesday. Travelers who choose to depart for San Diego on a Wednesday will often find tickets for as low as $256. If your travel schedule is flexible, try to avoid departing on a Monday because tickets tend to average around $467. These prices are subject to change though, so be sure to set up a Price Alert for flights to San Diego.

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

The cheapest time of day to fly to San Diego is in the afternoon when flights can be purchased for as low as $306. Flights in the evening are often more expensive with an average ticket price of $550.

What is the cheapest Montreal Pierre Elliott Trudeau Intl to San Diego flight route?

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

How far in advance should I book a flight to San Diego?

You are more likely to see cheaper flights to San Diego from Montreal Pierre Elliott Trudeau Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to San Diego for around $368 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Diego from Montreal Pierre Elliott Trudeau Intl Airport for as low as $310 on momondo.

What cabin class options are available on Montreal Pierre Elliott Trudeau Intl to San Diego flights?

There are 3 cabin classes available to choose from on Montreal Pierre Elliott Trudeau Intl to San Diego 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 Montreal Pierre Elliott Trudeau Intl Airport to San Diego flights?

You could potentially save up to 15% on your flight if you consider stops on a Montreal Pierre Elliott Trudeau Intl Airport to San Diego flight.

How have Montreal Pierre Elliott Trudeau Intl Airport to San Diego flight prices changed over time?

As of January 2026, prices for Montreal Pierre Elliott Trudeau Intl Airport to San Diego flights are approximately 41% cheaper when compared to flights at the same time last year.

When to book flights from Montreal Pierre Elliott Trudeau Intl Airport to San Diego

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

Cheap Montreal Pierre Elliott Trudeau Intl Airport to San Diego (YUL to SAN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Montreal Pierre Elliott Trudeau Intl Airport to San Diego

Fastest flight time

5h 54m

Direct flights

Mon, Tue, Wed, Sat and Sun

Airports in San Diego

1 airport
The fastest flight from Montreal Pierre Elliott Trudeau Intl Airport to San Diego takes 5h 54m
Direct flights go from Montreal Pierre Elliott Trudeau Intl Airport to San Diego on Monday, Tuesday, Wednesday, Saturday and Sunday. There are no airlines offering direct flights.
There is 1 airport in San Diego. From Montreal Pierre Elliott Trudeau Intl Airport there are direct flights to San Diego (SAN).
Search flight deals

  • How far is Montreal Pierre Elliott Trudeau Intl to San Diego by plane?

    The straight-line distance from Montreal Pierre Elliott Trudeau Intl to San Diego is 2452.2 mi. A reasonable flight in good conditions will take 5h 54m.

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

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

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

  • How old do you have to be to fly from Montreal Pierre Elliott Trudeau Intl Airport to San Diego 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 Pierre Elliott Trudeau Intl Airport to San Diego Airport.

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

    The travel and health documents you'll need for your trip to San Diego 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 Diego Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Montreal Pierre Elliott Trudeau Intl Airport to San Diego?

  • What is the most popular airline from Montreal Pierre Elliott Trudeau Intl Airport to San Diego?

Best airlines flying from Montreal Pierre Elliott Trudeau Intl Airport to San Diego

Compare and see reviews for airlines that fly from Montreal Pierre Elliott Trudeau Intl Airport to San Diego with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom $235Free CancellationRating
7.1
10,571 reviews
Search Air Canada flights
United AirlinesPriceFrom $263Free CancellationRating
7.4
9,132 reviews
Search United Airlines flights
American AirlinesPriceFrom $271Free CancellationRating
7.2
11,072 reviews
Search American Airlines flights
DeltaPriceFrom $293Free CancellationRating
7.9
8,017 reviews
Search Delta flights

Traveling to a place near San Diego?

Book flights to San Diego if you plan to visit one of these locations
Coronado
Chula Vista
El Cajon
Julian
Poway
National City
Imperial Beach
Borrego Springs
San Ysidro
La Mesa
Lemon Grove
Alpine
Santee

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Montreal to San Diego. Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo allows you to filter the results for Montreal to San Diego flights to just show those with flexible booking policies.

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

momondo provides multiple filters to help you find the best flight to San Diego from Montreal. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes. momondo can track prices for Montreal to San Diego 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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