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$140+ Cheap flights from Pierre Elliott Trudeau Intl (YUL) to San Diego (SAN)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/14. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — SAN
Apr 1 — Apr 81
Tue 4/1
Tue 4/8
1 adult, Economy
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Cheapflights Tip: The best prices from Montreal Pierre Elliott Trudeau Intl to San Diego are usually found in September or March, booked 27 days in advance, depart on a Friday or Saturday and return on a Wednesday

Cheap flight deals from Pierre Elliott Trudeau Intl to San Diego

Discover tips and strategies to find the most affordable flight options for your journey from Pierre Elliott Trudeau Intl (YUL) to San Diego (SAN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated March 27, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$261
(Air Canada)

One-way from

$140
(Air Canada)

Popular in

December

Cheapest in

September

Average price

$437

Good round-trip deal

$161 or less
Provider with most accurate pricing for Montreal Pierre Elliott Trudeau Intl-San Diego flight deals.
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Provider most trusted by Cheapflights users for Montreal Pierre Elliott Trudeau Intl-San Diego flights.
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From Montreal Pierre Elliott Trudeau Intl to San Diego
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One-way flight from Montreal Pierre Elliott Trudeau Intl to San Diego
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Highest demand for flights based on searches. 7% potential increase in price ($43 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($18 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Price to beat on a round-trip flight from Montreal Pierre Elliott Trudeau Intl to San Diego.
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Find flight deals from Pierre Elliott Trudeau Intl to San Diego

Cheapest flights from Pierre Elliott Trudeau Intl to San Diego
Explore the most affordable flight options available from Pierre Elliott Trudeau Intl to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 27, 2025.

This Air Canada deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/65:00 amYUL - SAN
1 stop9h 53mAir Canada
Tue 5/137:45 amSAN - YUL
1 stop9h 20mAir Canada
Deal found 3/26$261
This United Airlines deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/84:45 pmYUL - SAN
Nonstop6h 00mUnited Airlines
Tue 5/137:40 pmSAN - YUL
2 stops16h 14mUnited Airlines
Deal found 3/26$263
This American Airlines deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/54:00 pmYUL - SAN
1 stop22h 41mAmerican Airlines
Tue 5/134:31 pmSAN - YUL
2 stops16h 13mAmerican Airlines
Deal found 3/26$270
This FlightHub deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/146:45 amYUL - SAN
1 stop9h 20mPorter Airlines
Fri 4/182:05 pmSAN - YUL
1 stop7h 30mPorter Airlines
Deal found 3/26$280
This Delta deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/176:00 amYUL - SAN
1 stop10h 59mDelta
Fri 7/259:40 pmSAN - YUL
1 stop11h 06mDelta
Deal found 3/26$297
This WestJet deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure WestJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/77:00 amYUL - SAN
1 stop9h 20mWestJet
Sun 5/181:00 pmSAN - YUL
1 stop15h 08mWestJet
Deal found 3/26$299
This Kiwi.com deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/46:45 amYUL - SAN
1 stop9h 10mMultiple Airlines
Thu 5/1510:15 pmSAN - YUL
2 stops23h 28mMultiple Airlines
Deal found 3/26$328

Cheapflights Fare Finder

Customize your flight search to find flights from Pierre Elliott Trudeau Intl 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, Cheapflights users made 2,558,603 searches. Data last updated March 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

Pierre Elliott Trudeau Intl

Fly to

San Diego

Route

Depart

Return

Price

MontrealSan Diego

YUL - SAN

YULSAN

Montreal Pierre Elliott Trudeau Intl

Tue 5/6

5:00 am-11:53 am

1 stop9h 53m

San Diego

Tue 5/13

7:45 am-8:05 pm

1 stop9h 20m

$261

MontrealSan Diego

YUL - SAN

YULSAN

Montreal Pierre Elliott Trudeau Intl

Thu 5/8

4:45 pm-7:45 pm

Nonstop6h 00m

San Diego

Tue 5/13

7:40 pm-2:54 pm

2 stops16h 14m

$263

MontrealSan Diego

YUL - SAN

YULSAN

Montreal Pierre Elliott Trudeau Intl

Mon 5/5

4:00 pm-11:41 am

1 stop22h 41m

San Diego

Tue 5/13

4:31 pm-11:44 am

2 stops16h 13m

$270

MontrealSan Diego

YUL - SAN

YULSAN

Montreal Pierre Elliott Trudeau Intl

Mon 4/14

6:45 am-1:05 pm

1 stop9h 20m

San Diego

Fri 4/18

2:05 pm-12:35 am

1 stop7h 30m

$280

MontrealSan Diego

YUL - SAN

YULSAN

Montreal Pierre Elliott Trudeau Intl

Thu 7/17

6:00 am-1:59 pm

1 stop10h 59m

San Diego

Fri 7/25

9:40 pm-11:46 am

1 stop11h 06m

$297

MontrealSan Diego

YUL - SAN

YULSAN

Montreal Pierre Elliott Trudeau Intl

Wed 5/7

7:00 am-1:20 pm

1 stop9h 20m

San Diego

Sun 5/18

1:00 pm-7:08 am

1 stop15h 08m

$299

MontrealSan Diego

YUL - SAN

YULSAN

Montreal Pierre Elliott Trudeau Intl

Sun 5/4

6:45 am-12:55 pm

1 stop9h 10m

San Diego

Thu 5/15

10:15 pm-12:43 am

2 stops23h 28m

$328

MontrealSan Diego

YUL - SAN

YULSAN

Montreal Pierre Elliott Trudeau Intl

Wed 5/14

4:45 pm-7:45 pm

Nonstop6h 00m

$140

MontrealSan Diego

YUL - SAN

YULSAN

Montreal Pierre Elliott Trudeau Intl

Sun 8/24

7:00 am-1:20 pm

1 stop9h 20m

$157

MontrealSan Diego

YUL - SAN

YULSAN

Montreal Pierre Elliott Trudeau Intl

Mon 8/25

6:45 am-12:55 pm

1 stop9h 10m

$160

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/26

Showing 1-10 of 14 results
1
2

Compare providers for flights from Pierre Elliott Trudeau Intl to San Diego

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Pierre Elliott Trudeau Intl to San Diego in March.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy1 starTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Montreal Pierre Elliott Trudeau Intl Airport-San Diego flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Montreal Pierre Elliott Trudeau Intl Airport-San Diego flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Montreal Pierre Elliott Trudeau Intl Airport-San Diego flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Montreal Pierre Elliott Trudeau Intl Airport-San Diego flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Montreal Pierre Elliott Trudeau Intl Airport-San Diego flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Pierre Elliott Trudeau Intl to San Diego

Have a flexible travel schedule? Discover the best time to fly to San Diego from Pierre Elliott Trudeau Intl with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Montreal Pierre Elliott Trudeau Intl Airport to San Diego

How far ahead should I book a flight from Montreal Pierre Elliott Trudeau Intl Airport to San Diego?

Use this chart to determine the optimal time to book a round-trip flight from Pierre Elliott Trudeau Intl to San Diego. Price data was last updated on March 21, 2025.

The price you pay for your flight from Montreal Pierre Elliott Trudeau Intl Airport to San Diego may vary depending on when you book. For the best chance of a lower fare, look to book 27 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Montreal Pierre Elliott Trudeau Intl Airport to San Diego?

Currently, August is the cheapest month in which you can book a flight from Montreal Pierre Elliott Trudeau Intl Airport to San Diego (average of $286). Flying from Montreal Pierre Elliott Trudeau Intl Airport to San Diego in March is currently the most expensive (average of $366). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from YUL to SAN?

Find hourly flight availability from Pierre Elliott Trudeau Intl to San Diego. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 27, 2025.

A simple way to save on the total cost of your ticket is to fly from Montreal Pierre Elliott Trudeau Intl Airport to San Diego in the afternoon. If you’re flexible enough to do this you can expect to save up to 55% on your trip compared to booking a flight at noon.

Rainfall in San Diego by month

Plan your trip to San Diego by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Diego ranges from 0.0 - 2.3 inches per month. February is typically the wettest month, when rainfall can reach 2.3 in. July is typically the driest time to visit San Diego when rainfall is around 0.0 in.

Temperature in San Diego by month

Plan your trip to San Diego by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Diego, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 57.2 F).

Reviews of airlines servicing San Diego

Get insights into the airlines that provide service to San Diego. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Diego. Reviews last updated March 27, 2025.
Delta
8.0
Very good
7,895 reviews

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

8.0

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,895 reviews
Delta
8.0
Very good
7,895 reviews

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

8.0

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Porter Airlines
7.9
Good
276 reviews
Delta
8.0
Very good
7,895 reviews

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

8.0

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,603 reviews
Delta
8.0
Very good
7,895 reviews

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

8.0

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,895 reviews

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

8.0

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
WestJet
7.2
Good
2,785 reviews
Delta
8.0
Very good
7,895 reviews

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

8.0

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Pierre Elliott Trudeau Intl to San Diego. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to San Diego from Montreal Pierre Elliott Trudeau Intl?

    San Diego (SAN) is the airport you will fly into if you book a flight from Montreal Pierre Elliott Trudeau Intl to San Diego. You should not have trouble finding flights to San Diego from Montreal Pierre Elliott Trudeau Intl; the airport handles an average of 0 inbound flights from Montreal Pierre Elliott Trudeau Intl per day. You should also have plenty of airline options to choose from since 4 airlines have flights to the San Diego airport from Montreal Pierre Elliott Trudeau Intl. It is only a 2.6 mi journey from San Diego (SAN) to San Diego’s city center.

  • What are the cheapest airlines flying from Montreal Pierre Elliott Trudeau Intl Airport to San Diego round-trip?

    According to our current data, Air Canada ($261), Porter Airlines ($263), and United Airlines ($265) offers the cheapest pricing from Montreal Pierre Elliott Trudeau Intl Airport to San Diego. You may be able to fly from Montreal Pierre Elliott Trudeau Intl Airport to San Diego for 50% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Montreal Pierre Elliott Trudeau Intl Airport to San Diego one-way?

    $140 is the cheapest one-way deal found within the past few days, from Air Canada. You may also be able to find cheap deals on WestJet and Porter Airlines, with prices starting from $157 and $160, respectively.

  • What are the cheapest flights from Montreal Pierre Elliott Trudeau Intl Airport to San Diego?

    The cheapest flight price from Montreal Pierre Elliott Trudeau Intl Airport to San Diego is $113. On average you can expect to pay $271. The most popular route, (Montreal Pierre Elliott Trudeau Intl - San Diego), can usually be booked for $247.

  • Can I find deals for flights from Pierre Elliott Trudeau Intl to San Diego that include hotel bookings?

    Yes. In addition to deals on Pierre Elliott Trudeau Intl to San Diego flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Pierre Elliott Trudeau Intl to San Diego?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Pierre Elliott Trudeau Intl to San Diego.

  • Can I find deals for business class flights from Pierre Elliott Trudeau Intl to San Diego?

    Yes. Cheapflights offers flight deals from Pierre Elliott Trudeau Intl to San Diego by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Montreal Pierre Elliott Trudeau Intl Airport to San Diego?

    Currently, August is the cheapest month in which you can book a flight from Montreal Pierre Elliott Trudeau Intl Airport to San Diego (average of $286). Flying from Montreal Pierre Elliott Trudeau Intl Airport to San Diego in March is currently the most expensive (average of $366). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Montreal Pierre Elliott Trudeau Intl Airport?

Book flights to Montreal Pierre Elliott Trudeau Intl Airport if you plan to visit one of these locations
El Cajon
Chula Vista
Lemon Grove
National City
Imperial Beach
La Mesa
Alpine
Poway
Santee
Coronado
Borrego Springs

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Top 4 airlines flying from Pierre Elliott Trudeau Intl to San Diego

Discover the top 4 airlines that operate flights from Pierre Elliott Trudeau Intl to San Diego. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 27, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$315Average$459FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$327Average$526FlexibilityNo cancel feeOn-time67%
DeltaCheapest$328Average$576FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$391Average$521FlexibilityNo cancel feeOn-time71%
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