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Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to San Antonio from C$ 323

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 23/7. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — SAT
10 Jul — 17 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Pierre Elliott Trudeau Intl to San Antonio

Enter your travel dates to find the best prices.

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 10 June 2026.

Fri 26/68:15 a.m.
YUL
-
SAT
1 stop9h 40m
Air Canada
Sun 28/65:32 p.m.
SAT
-
YUL
1 stop16h 08m
Air Canada
Deal found 6/6C$ 601
Thu 16/76:10 a.m.
YUL
-
SAT
1 stop7h 19m
United Airlines
Mon 20/76:40 a.m.
SAT
-
YUL
1 stop9h 50m
United Airlines
Deal found 9/6C$ 610
Sat 5/97:00 a.m.
YUL
-
SAT
1 stop12h 46m
WestJet
Tue 8/98:00 a.m.
SAT
-
YUL
2 stops22h 05m
WestJet
Deal found 8/6C$ 613
Thu 16/75:10 p.m.
YUL
-
SAT
1 stop6h 12m
Delta
Mon 20/712:04 p.m.
SAT
-
YUL
1 stop10h 48m
Delta
Deal found 7/6C$ 615
Tue 30/67:29 a.m.
YUL
-
SAT
1 stop14h 07m
American Airlines
Tue 7/72:10 p.m.
SAT
-
YUL
1 stop6h 34m
American Airlines
Deal found 9/6C$ 619
Sat 10/108:00 p.m.
YUL
-
SAT
2 stops14h 54m
WestJet
Sun 11/1012:50 p.m.
SAT
-
YUL
1 stop9h 20m
WestJet
Deal found 9/6C$ 631
Tue 30/66:45 a.m.
YUL
-
SAT
2 stops33h 10m
WestJet
Tue 7/75:20 a.m.
SAT
-
YUL
2 stops24h 45m
WestJet
Deal found 9/6C$ 633
Tue 21/78:00 p.m.
YUL
-
SAT
2 stops14h 43m
WestJet
Tue 28/75:15 a.m.
SAT
-
YUL
1 stop17h 10m
WestJet
Deal found 8/6C$ 634
Thu 23/77:15 a.m.
YUL
-
SAT
2 stops17h 39m
WestJet
Mon 27/76:30 a.m.
SAT
-
YUL
2 stops23h 35m
WestJet
Deal found 9/6C$ 637
Fri 9/108:00 p.m.
YUL
-
SAT
2 stops14h 54m
WestJet
Tue 13/104:00 p.m.
SAT
-
YUL
1 stop6h 10m
WestJet
Deal found 9/6C$ 640

Find 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 10 June 2026.

Round-trip from

C$ 601

One-way from

C$ 323

Popular in

December

Cheapest in

October

Average price

C$ 762
Air Canada
  • Air Canada
  • 26/6-28/6
  • 2 total stops
  • 25h 48m total
  • Montreal to San Antonio
Search Deals
Air Canada
  • Air Canada
  • 23/7
  • 1 total stop
  • 7h 44m total
  • Montreal to San Antonio
Search Deals
Highest demand for flights based on searches. 23% potential increase in price (C$ 316 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease (C$ 77 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

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 629,999 searches. Data last updated 10 June 2026.
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

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Tue 25/8

11:23 a.m.-10:51 p.m.

2 stops12h 28m

San Antonio

Sat 29/8

7:00 a.m.-2:40 p.m.

1 stop6h 40m

C$ 610

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Thu 23/7

7:00 a.m.-5:11 p.m.

1 stop11h 11m

San Antonio

Mon 27/7

2:26 p.m.-11:40 p.m.

1 stop8h 14m

C$ 610

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Thu 16/7

6:10 a.m.-12:29 p.m.

1 stop7h 19m

San Antonio

Mon 20/7

6:40 a.m.-5:30 p.m.

1 stop9h 50m

C$ 610

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Sat 5/9

7:00 a.m.-6:46 p.m.

1 stop12h 46m

San Antonio

Tue 8/9

8:00 a.m.-7:05 a.m.

2 stops22h 05m

C$ 613

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Tue 21/7

12:47 p.m.-10:22 p.m.

1 stop10h 35m

San Antonio

Tue 28/7

6:40 a.m.-5:42 p.m.

1 stop10h 02m

C$ 615

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Thu 16/7

5:10 p.m.-10:22 p.m.

1 stop6h 12m

San Antonio

Mon 20/7

12:04 p.m.-11:52 p.m.

1 stop10h 48m

C$ 615
Quickest round-trip

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Thu 6/8

5:10 p.m.-10:34 p.m.

1 stop6h 24m

San Antonio

Wed 12/8

4:00 p.m.-11:30 p.m.

1 stop6h 30m

C$ 615

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Thu 24/9

8:00 p.m.-9:44 a.m.

2 stops14h 44m

San Antonio

Sun 27/9

8:00 a.m.-5:38 p.m.

1 stop8h 38m

C$ 640

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Thu 8/10

7:00 a.m.-5:18 p.m.

1 stop11h 18m

San Antonio

Sat 10/10

2:10 p.m.-11:51 p.m.

1 stop8h 41m

C$ 656
Cheapest one-way
Quickest one-way

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Tue 22/9

6:00 a.m.-10:34 a.m.

1 stop5h 34m

C$ 336

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/6

Showing 1-10 of 18 resultsSorted by cheapest first
1
2

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 much does it cost to fly round-trip from Montreal Pierre Elliott Trudeau Intl Airport to San Antonio?

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 10 June 2026.
See what other customers who have flown with Delta,WestJet, andAir Canada from Montreal Pierre Elliott Trudeau Intl Airport to San Antonio have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,400 reviews
Check prices

Overall

7.9

Crew

8.5

Comfort

7.8

Entertainment

7.8

Boarding

8.1

Food

7.2

Reviews

1 / 20
8.0
Excellent

Rakshith,May 2026

TPE - SEA

I got middle seat, but it was cheap $340 for Taipei to PDX ,
Delta
7.9
Good
8,400 reviews
Delta
7.9
Good
8,400 reviews
Check prices

Overall

7.9

Crew

8.5

Comfort

7.8

Entertainment

7.8

Boarding

8.1

Food

7.2

Reviews

1 / 20
8.0
Excellent

Rakshith,May 2026

TPE - SEA

I got middle seat, but it was cheap $340 for Taipei to PDX ,
WestJet
7.2
Good
3,356 reviews
Delta
7.9
Good
8,400 reviews
Check prices

Overall

7.9

Crew

8.5

Comfort

7.8

Entertainment

7.8

Boarding

8.1

Food

7.2

Reviews

1 / 20
8.0
Excellent

Rakshith,May 2026

TPE - SEA

I got middle seat, but it was cheap $340 for Taipei to PDX ,
Air Canada
7.1
Good
11,159 reviews
Delta
7.9
Good
8,400 reviews
Check prices

Overall

7.9

Crew

8.5

Comfort

7.8

Entertainment

7.8

Boarding

8.1

Food

7.2

Reviews

1 / 20
8.0
Excellent

Rakshith,May 2026

TPE - SEA

I got middle seat, but it was cheap $340 for Taipei to PDX ,

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?

    Most people fly into San Antonio (SAT) if they book a flight to San Antonio from Montreal Pierre Elliott Trudeau Intl. On average, San Antonio has 0 inbound flights from Montreal Pierre Elliott Trudeau Intl per day from 3 airlines. San Antonio is conveniently located just 12.2 km from San Antonio’s city centre.

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

    A quick flight from Montreal Pierre Elliott Trudeau Intl Airport to San Antonio can take about 7h 19m. Air Canada provides one of the quickest options available for as low as C$ 610. The distance between Montreal Pierre Elliott Trudeau Intl Airport and San Antonio is about 2787 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

    Cheapflights users have booked flights from Montreal Pierre Elliott Trudeau Intl Airport to San Antonio round-trip from C$ 498. Other airlines that can offer you cheap pricing are WestJet, from C$ 643, and Air Canada, from C$ 762. Delta is 31% cheaper than the average price of flights available within the next 90 days to this destination.

  • 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top 3 airlines flying from Pierre Elliott Trudeau Intl to San Antonio

Discover the top 3 airlines 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 629,999 searches. Data last updated 10 June 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapestC$ 498AverageC$ 569FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
WestJetCheapestC$ 643AverageC$ 798FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Air CanadaCheapestC$ 762AverageC$ 1,274FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Pierre Elliott Trudeau Intl to San Antonio?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Pierre Elliott Trudeau Intl to San Antonio. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Pierre Elliott Trudeau Intl to San Antonio?

Cheapflights simply makes it quick and affordable to book flights from Pierre Elliott Trudeau Intl to San Antonio by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Pierre Elliott Trudeau Intl to San Antonio with no change fees?

Yes, we can. To see specific flights from Pierre Elliott Trudeau Intl to San Antonio with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Pierre Elliott Trudeau Intl to San Antonio become cheaper?

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