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Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to San Diego from $146

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 5/26. 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.
Air Canada Logo
6:00 am - 11:53 am
YUL
-
SAN
8h 53m1 stop
Air Canada Logo
1:10 pm - 12:31 am
SAN
-
YUL
8h 21m1 stop
$374Air Canada
Sat, Apr 4 - Sat, Apr 11
United Airlines Logo
2:13 pm - 8:47 pm
YUL
-
SAN
9h 34m1 stop
United Airlines Logo
4:21 pm - 2:42 pm
SAN
-
YUL
19h 21m2 stops
$376United Airlines
Tue, Jan 13 - Wed, Apr 29
American Airlines Logo
7:30 am - 10:58 pm
YUL
-
SAN
18h 28m1 stop
American Airlines Logo
3:23 pm - 3:10 pm
SAN
-
YUL
20h 47m1 stop
$377American Airlines
Mon, Feb 9 - Mon, Feb 16
United Airlines Logo
3:00 pm - 11:42 pm
YUL
-
SAN
11h 42m2 stops
United Airlines Logo
6:20 am - 10:06 pm
SAN
-
YUL
12h 46m2 stops
$386United Airlines
Tue, Jan 13 - Wed, Apr 29
Delta Logo
12:42 pm - 11:09 pm
YUL
-
SAN
13h 27m1 stop
Delta Logo
10:10 pm - 11:59 am
SAN
-
YUL
10h 49m1 stop
$398Delta
Sun, Mar 22 - Sat, Mar 28
United Airlines Logo
5:25 pm - 5:29 pm
YUL
-
SAN
27h 04m2 stops
United Airlines Logo
4:12 pm - 11:40 am
SAN
-
YUL
16h 28m2 stops
$401United Airlines
Mon, Mar 2 - Mon, Mar 9
Air Canada Logo
6:00 am - 11:53 am
YUL
-
SAN
8h 53m1 stop
Air Canada Logo
10:40 pm - 10:40 am
SAN
-
YUL
9h 00m1 stop
$402Air Canada
Sun, Apr 5 - Sun, Apr 12
Air Canada Logo
7:05 am - 12:18 pm
YUL
-
SAN
8h 13m1 stop
Air Canada Logo
1:15 pm - 12:36 am
SAN
-
YUL
8h 21m1 stop
$409Air Canada
Mon, Jun 1 - Sat, Jun 6
Multiple Airlines Logo
1:25 pm - 11:47 am
YUL
-
SAN
25h 22m3 stops
Multiple Airlines Logo
6:05 pm - 10:22 am
SAN
-
YUL
13h 17m2 stops
$416Multiple Airlines
Thu, Feb 19 - Tue, Feb 24
United Airlines Logo
6:10 am - 6:41 pm
YUL
-
SAN
15h 31m1 stop
United Airlines Logo
9:45 pm - 7:45 pm
SAN
-
YUL
19h 00m1 stop
$423United Airlines
Sun, Apr 26 - Sun, Apr 26

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
Mar 22
YUL12:42 pmMontreal Pierre Elliott Trudeau Intl
13h 27m
1 stop
SAN11:09 pmSan Diego
Mar 28
SAN10:10 pmSan Diego
10h 49m
1 stop
YUL11:59 amMontreal Pierre Elliott Trudeau Intl
$398
Find similar
Delta
Mar 2
YUL4:45 pmMontreal Pierre Elliott Trudeau Intl
9h 17m
1 stop
SAN11:02 pmSan Diego
Mar 9
SAN9:55 pmSan Diego
10h 42m
1 stop
YUL11:37 amMontreal Pierre Elliott Trudeau Intl
$426
Find similar
Delta
Dec 28
YUL2:40 pmMontreal Pierre Elliott Trudeau Intl
12h 15m
1 stop
SAN11:55 pmSan Diego
Jan 4
SAN10:20 pmSan Diego
10h 44m
1 stop
YUL12:04 pmMontreal Pierre Elliott Trudeau Intl
$798
Find similar

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

Our best United Airlines deals on Montreal Pierre Elliott Trudeau Intl Airport to San Diego flight tickets
United Airlines
Jan 13
YUL2:13 pmMontreal Pierre Elliott Trudeau Intl
9h 34m
1 stop
SAN8:47 pmSan Diego
Apr 29
SAN4:21 pmSan Diego
19h 21m
2 stops
YUL2:42 pmMontreal Pierre Elliott Trudeau Intl
$376
Find similar
United Airlines
Jan 13
YUL3:00 pmMontreal Pierre Elliott Trudeau Intl
11h 42m
2 stops
SAN11:42 pmSan Diego
Apr 29
SAN6:20 amSan Diego
12h 46m
2 stops
YUL10:06 pmMontreal Pierre Elliott Trudeau Intl
$386
Find similar
United Airlines
Mar 2
YUL5:25 pmMontreal Pierre Elliott Trudeau Intl
27h 04m
2 stops
SAN5:29 pmSan Diego
Mar 9
SAN4:12 pmSan Diego
16h 28m
2 stops
YUL11:40 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 December 27, 2025.
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

Sat 4/4

6:00 am-11:53 am

1 stop8h 53m

San Diego

Sat 4/11

1:10 pm-12:31 am

1 stop8h 21m

$374

MontrealSan Diego

YUL - SAN

YULSAN

Montreal Pierre Elliott Trudeau Intl

Tue 1/13

2:13 pm-8:47 pm

1 stop9h 34m

San Diego

Wed 4/29

4:21 pm-2:42 pm

2 stops19h 21m

$376

MontrealSan Diego

YUL - SAN

YULSAN

Montreal Pierre Elliott Trudeau Intl

Mon 2/9

7:30 am-10:58 pm

1 stop18h 28m

San Diego

Mon 2/16

3:23 pm-3:10 pm

1 stop20h 47m

$377

MontrealSan Diego

YUL - SAN

YULSAN

Montreal Pierre Elliott Trudeau Intl

Tue 1/13

3:00 pm-11:42 pm

2 stops11h 42m

San Diego

Wed 4/29

6:20 am-10:06 pm

2 stops12h 46m

$386

MontrealSan Diego

YUL - SAN

YULSAN

Montreal Pierre Elliott Trudeau Intl

Sun 3/22

12:42 pm-11:09 pm

1 stop13h 27m

San Diego

Sat 3/28

10:10 pm-11:59 am

1 stop10h 49m

$398

MontrealSan Diego

YUL - SAN

YULSAN

Montreal Pierre Elliott Trudeau Intl

Mon 3/2

5:25 pm-5:29 pm

2 stops27h 04m

San Diego

Mon 3/9

4:12 pm-11:40 am

2 stops16h 28m

$401

MontrealSan Diego

YUL - SAN

YULSAN

Montreal Pierre Elliott Trudeau Intl

Sun 4/5

6:00 am-11:53 am

1 stop8h 53m

San Diego

Sun 4/12

10:40 pm-10:40 am

1 stop9h 00m

$402

MontrealSan Diego

YUL - SAN

YULSAN

Montreal Pierre Elliott Trudeau Intl

Mon 6/1

7:05 am-12:18 pm

1 stop8h 13m

San Diego

Sat 6/6

1:15 pm-12:36 am

1 stop8h 21m

$409

MontrealSan Diego

YUL - SAN

YULSAN

Montreal Pierre Elliott Trudeau Intl

Thu 2/19

1:25 pm-11:47 am

3 stops25h 22m

San Diego

Tue 2/24

6:05 pm-10:22 am

2 stops13h 17m

$416

MontrealSan Diego

YUL - SAN

YULSAN

Montreal Pierre Elliott Trudeau Intl

Sun 4/26

6:10 am-6:41 pm

1 stop15h 31m

San Diego

Sun 4/26

9:45 pm-7:45 pm

1 stop19h 00m

$423

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 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 morning are often more expensive with an average ticket price of $551.

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 December 2025, prices for Montreal Pierre Elliott Trudeau Intl Airport to San Diego flights are approximately 8% 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

Wed and Sat

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 Wednesday and Saturday. 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
10,562 reviews
Search Air Canada flights
United AirlinesPriceFrom $263Free CancellationRating
7.4
9,116 reviews
Search United Airlines flights
American AirlinesPriceFrom $271Free CancellationRating
7.2
11,069 reviews
Search American Airlines flights
DeltaPriceFrom $293Free CancellationRating
7.9
8,021 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
Borrego Springs
Imperial Beach
La Mesa
San Ysidro
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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