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$192+ Cheap flights from Pierre Elliott Trudeau Intl (YUL) to San Antonio (SAT)

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 10/24. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — SAT
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheapflights Tip: The best prices from Montreal Pierre Elliott Trudeau Intl to San Antonio are usually found in April or May, booked 7 days in advance, depart on a Wednesday or Thursday and return on a Saturday

Cheap flight deals from Pierre Elliott Trudeau Intl to San Antonio

Discover tips and strategies to find the most affordable flight options for your journey from Pierre Elliott Trudeau Intl (YUL) to San Antonio (SAT). 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 September 11, 2025.

Round-trip from

$355
(Delta)

One-way from

$192
(Kiwi.com)

Popular in

July

Cheapest in

April

Average price

$475
From Montreal Pierre Elliott Trudeau Intl to San Antonio
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One-way flight from Montreal Pierre Elliott Trudeau Intl to San Antonio
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Highest demand for flights based on searches. 17% potential increase in price ($93 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($13 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Pierre Elliott Trudeau Intl to San Antonio

Cheapest flights from Pierre Elliott Trudeau Intl to San Antonio
Explore the most affordable flight options available from Pierre Elliott Trudeau Intl to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This Delta deal was found by Cheapflights users on 9/9. 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.
Tue 9/237:00 amYUL - SAT
1 stop11h 06mDelta
Fri 9/266:35 amSAT - YUL
1 stop10h 14mDelta
Deal found 9/9$355
This Delta deal was found by Cheapflights users on 9/9. 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.
Sun 10/267:00 amYUL - SAT
1 stop11h 16mDelta
Wed 10/2911:35 amSAT - YUL
1 stop10h 39mDelta
Deal found 9/9$396
This United Airlines deal was found by Cheapflights users on 9/9. 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.
Tue 9/239:45 amYUL - SAT
2 stops12h 32mUnited Airlines
Fri 9/265:09 pmSAT - YUL
1 stop16h 31mUnited Airlines
Deal found 9/9$407
This Air Canada deal was found by Cheapflights users on 9/9. 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 10/74:30 pmYUL - SAT
1 stop7h 05mAir Canada
Tue 10/145:30 amSAT - YUL
1 stop8h 20mAir Canada
Deal found 9/9$408
This American Airlines deal was found by Cheapflights users on 9/11. 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.
Sat 10/113:44 pmYUL - SAT
1 stop17h 37mAmerican Airlines
Sat 10/186:24 pmSAT - YUL
1 stop16h 16mAmerican Airlines
Deal found 9/11$423
This Kiwi.com deal was found by Cheapflights users on 9/10. 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.
Mon 11/36:45 amYUL - SAT
1 stop12h 45mMultiple Airlines
Fri 11/286:00 amSAT - YUL
2 stops15h 10mMultiple Airlines
Deal found 9/10$427
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 10/266:45 amYUL - SAT
1 stop12h 45mMultiple Airlines
Wed 10/297:00 amSAT - YUL
2 stops29h 32mMultiple Airlines
Deal found 9/9$430
This Kiwi.com deal was found by Cheapflights users on 9/10. 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.
Mon 11/36:45 amYUL - SAT
1 stop12h 45mMultiple Airlines
Mon 12/16:23 pmSAT - YUL
2 stops35h 42mMultiple Airlines
Deal found 9/10$431
This United Airlines deal was found by Cheapflights users on 9/9. 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.
Tue 10/78:30 amYUL - SAT
2 stops15h 05mUnited Airlines
Tue 10/147:38 pmSAT - YUL
2 stops15h 16mUnited Airlines
Deal found 9/9$448

Cheapflights Fare Finder

 
Customize your flight search to find flights from Pierre Elliott Trudeau Intl to San Antonio 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 September 11, 2025.
Use the filters below to find and compare flights from Montreal Pierre Elliott Trudeau Intl Airport to San Antonio that are best for you.

Fly from

Pierre Elliott Trudeau Intl

Fly to

San Antonio

Route

Depart

Return

Price

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Tue 9/23

7:00 am-5:06 pm

1 stop11h 06m

San Antonio

Fri 9/26

6:35 am-5:49 pm

1 stop10h 14m

$355

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Wed 9/24

6:55 pm-11:59 pm

1 stop6h 04m

San Antonio

Fri 9/26

6:35 am-5:49 pm

1 stop10h 14m

$355

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Sun 10/26

7:00 am-5:16 pm

1 stop11h 16m

San Antonio

Wed 10/29

11:35 am-11:14 pm

1 stop10h 39m

$396

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Tue 9/23

9:45 am-9:17 pm

2 stops12h 32m

San Antonio

Fri 9/26

5:09 pm-10:40 am

1 stop16h 31m

$407

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Wed 9/24

6:15 am-7:52 pm

2 stops14h 37m

San Antonio

Fri 9/26

5:09 pm-10:40 am

1 stop16h 31m

$407

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Tue 10/7

4:30 pm-10:35 pm

1 stop7h 05m

San Antonio

Tue 10/14

5:30 am-2:50 pm

1 stop8h 20m

$408

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Sat 10/11

3:44 pm-8:21 am

1 stop17h 37m

San Antonio

Sat 10/18

6:24 pm-11:40 am

1 stop16h 16m

$423

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Mon 11/3

6:45 am-6:30 pm

1 stop12h 45m

San Antonio

Fri 11/28

6:00 am-10:10 pm

2 stops15h 10m

$427

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Sun 10/26

6:45 am-6:30 pm

1 stop12h 45m

San Antonio

Wed 10/29

7:00 am-1:32 pm

2 stops29h 32m

$430

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Mon 11/3

3:52 pm-9:57 pm

1 stop7h 05m

San Antonio

Mon 11/24

6:20 pm-3:10 pm

1 stop19h 50m

$440

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

Showing 1-10 of 18 results
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Best time to book a flight from Pierre Elliott Trudeau Intl to San Antonio

Have a flexible travel schedule? Discover the best time to fly to San Antonio 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 Antonio

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

Use this chart to determine the optimal time to book a round-trip flight from Pierre Elliott Trudeau Intl to San Antonio. Price data was last updated on August 29, 2025.

To ensure you get the cheapest price possible for a flight from Montreal Pierre Elliott Trudeau Intl Airport to San Antonio, you should look to book at least 7 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, August is the cheapest month in which you can book a flight from Montreal Pierre Elliott Trudeau Intl Airport to San Antonio (average of $295). Flying from Montreal Pierre Elliott Trudeau Intl Airport to San Antonio in March is currently the most expensive (average of $376). 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.

Reviews of airlines servicing San Antonio

Get insights into the airlines that provide service to San Antonio. 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 Antonio. Reviews last updated September 11, 2025.
Get a feel of what it's like to fly with WestJet from Montreal Pierre Elliott Trudeau Intl Airport to San Antonio by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
WestJet
7.2
Good
3,091 reviews

Crew

7.9

Boarding

7.4

Entertainment

6.1

Overall

7.2

Food

6.2

Comfort

7.1

Reviews

1 / 20
2.0
Mediocre

Anonymous,Aug 2025

YYJ - YVR

everything was good except we were so delayed we had to sleep on the floor in the vancouver airport … we were stranded there for 12 hours, no vouchers, no compensation, just a cold floor and we arrived at our final destination the following afternoon
WestJet
7.2
Good
3,091 reviews
WestJet
7.2
Good
3,091 reviews

Crew

7.9

Boarding

7.4

Entertainment

6.1

Overall

7.2

Food

6.2

Comfort

7.1

Reviews

1 / 20
2.0
Mediocre

Anonymous,Aug 2025

YYJ - YVR

everything was good except we were so delayed we had to sleep on the floor in the vancouver airport … we were stranded there for 12 hours, no vouchers, no compensation, just a cold floor and we arrived at our final destination the following afternoon

Related info for your journey

Find useful and relevant information for your journey from Pierre Elliott Trudeau Intl to San Antonio. 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 Antonio from Montreal Pierre Elliott Trudeau Intl?

    If you book a flight to San Antonio from Montreal Pierre Elliott Trudeau Intl, you will be flying to San Antonio, which is the city’s only airport. San Antonio (SAT) is located 7.6 mi from the center of San Antonio. There are 0 flights from Montreal Pierre Elliott Trudeau Intl to San Antonio per day from 1 airline.

  • How long is the flight from Montreal Pierre Elliott Trudeau Intl Airport to San Antonio?

    Airlines like Delta and United Airlines fly from Montreal Pierre Elliott Trudeau Intl Airport to San Antonio in about 11h 06m. The time it takes to get you to your destination can typically vary by up to 1h 26m. The distance from Montreal Pierre Elliott Trudeau Intl Airport to San Antonio is about 1732 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What is the cheapest airline to fly from Montreal Pierre Elliott Trudeau Intl Airport to San Antonio round-trip?

    Our cheapest airline available from Montreal Pierre Elliott Trudeau Intl Airport to San Antonio is WestJet. Our recent data shows that you can find tickets from as low as $457 on this airline.

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

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

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

    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 Antonio.

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

    Yes. Cheapflights offers flight deals from Pierre Elliott Trudeau Intl to San Antonio 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 Antonio?

    Currently, August is the cheapest month in which you can book a flight from Montreal Pierre Elliott Trudeau Intl Airport to San Antonio (average of $295). Flying from Montreal Pierre Elliott Trudeau Intl Airport to San Antonio in March is currently the most expensive (average of $376). 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 San Antonio?

Book flights to San Antonio if you plan to visit one of these locations
New Braunfels
Kerrville

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Top airline flying from Pierre Elliott Trudeau Intl to San Antonio

Discover the top airline that operate flights from Pierre Elliott Trudeau Intl to San Antonio. 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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapest$457Average$539FlexibilityNo cancel feeOn-time60%

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