Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to San Antonio from C$ 264

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 Antonio departing on 11/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Early arrival? Instantly customize your results

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Montreal Pierre Elliott Trudeau Intl Airport to San Antonio

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
6:45 a.m. - 11:50 a.m.YUL-SAT
30h 05m3 stops
Multiple Airlines Logo
6:00 a.m. - 8:14 p.m.SAT-YUL
13h 14m2 stops
C$ 532Multiple Airlines
Find Deal
Mon, 5 Jan - Mon, 12 Jan
Multiple Airlines Logo
8:00 a.m. - 11:26 p.m.YUL-SAT
16h 26m1 stop
Multiple Airlines Logo
6:00 a.m. - 8:14 p.m.SAT-YUL
13h 14m2 stops
C$ 577Multiple Airlines
Find Deal
Mon, 5 Jan - Mon, 12 Jan
Multiple Airlines Logo
6:45 a.m. - 11:26 p.m.YUL-SAT
17h 41m2 stops
Multiple Airlines Logo
6:00 a.m. - 8:14 p.m.SAT-YUL
13h 14m2 stops
C$ 579Multiple Airlines
Find Deal
Mon, 5 Jan - Mon, 12 Jan
Multiple Airlines Logo
6:45 a.m. - 11:26 p.m.YUL-SAT
17h 41m1 stop
Multiple Airlines Logo
2:39 p.m. - 12:45 a.m.SAT-YUL
9h 06m1 stop
C$ 581Multiple Airlines
Find Deal
Thu, 11 Dec - Thu, 18 Dec
Delta Logo
2:35 p.m. - 9:02 p.m.YUL-SAT
7h 27m1 stop
Delta Logo
5:15 a.m. - 3:55 p.m.SAT-YUL
9h 40m1 stop
C$ 592Delta
Find Deal
Sat, 22 Nov - Sat, 29 Nov
Delta Logo
6:26 p.m. - 12:38 a.m.YUL-SAT
7h 12m1 stop
Delta Logo
6:30 a.m. - 5:21 p.m.SAT-YUL
9h 51m1 stop
C$ 612Delta
Find Deal
Mon, 24 Nov - Mon, 1 Dec
United Airlines Logo
9:15 a.m. - 8:53 p.m.YUL-SAT
12h 38m2 stops
United Airlines Logo
5:20 a.m. - 3:16 p.m.SAT-YUL
8h 56m2 stops
C$ 630United Airlines
Find Deal
Tue, 9 Dec - Tue, 16 Dec
United Airlines Logo
5:00 a.m. - 6:37 p.m.YUL-SAT
14h 37m2 stops
United Airlines Logo
7:07 a.m. - 3:16 p.m.SAT-YUL
7h 09m1 stop
C$ 672United Airlines
Find Deal
Sun, 2 Nov - Sun, 9 Nov
WestJet Logo
6:20 p.m. - 12:38 a.m.YUL-SAT
7h 18m1 stop
WestJet Logo
5:20 a.m. - 11:59 a.m.SAT-YUL
5h 39m1 stop
C$ 810WestJet
Find Deal
Tue, 23 Dec - Sat, 3 Jan
WestJet Logo
2:45 p.m. - 12:20 a.m.YUL-SAT
10h 35m1 stop
WestJet Logo
5:25 a.m. - 3:49 p.m.SAT-YUL
9h 24m1 stop
C$ 812WestJet
Find Deal
Fri, 31 Oct - Fri, 7 Nov

WestJet flights from Montreal Pierre Elliott Trudeau Intl Airport to San Antonio

Our best WestJet deals on Montreal Pierre Elliott Trudeau Intl Airport to San Antonio flight tickets
WestJet
23 Dec
YUL6:20 p.m.Montreal Pierre Elliott Trudeau Intl
7h 18m
1 stop
SAT12:38 a.m.San Antonio
3 Jan
SAT5:20 a.m.San Antonio
5h 39m
1 stop
YUL11:59 a.m.Montreal Pierre Elliott Trudeau Intl
C$ 810
Find similar
WestJet
31 Oct
YUL2:45 p.m.Montreal Pierre Elliott Trudeau Intl
10h 35m
1 stop
SAT12:20 a.m.San Antonio
7 Nov
SAT5:25 a.m.San Antonio
9h 24m
1 stop
YUL3:49 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 812
Find similar
WestJet
21 Dec
YUL7:00 a.m.Montreal Pierre Elliott Trudeau Intl
9h 11m
1 stop
SAT3:11 p.m.San Antonio
4 Jan
SAT6:00 a.m.San Antonio
24h 05m
2 stops
YUL7:05 a.m.Montreal Pierre Elliott Trudeau Intl
C$ 813
Find similar

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

Our best Delta deals on Montreal Pierre Elliott Trudeau Intl Airport to San Antonio flight tickets
Delta
22 Nov
YUL2:35 p.m.Montreal Pierre Elliott Trudeau Intl
7h 27m
1 stop
SAT9:02 p.m.San Antonio
29 Nov
SAT5:15 a.m.San Antonio
9h 40m
1 stop
YUL3:55 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 592
Find similar
Delta
24 Nov
YUL6:26 p.m.Montreal Pierre Elliott Trudeau Intl
7h 12m
1 stop
SAT12:38 a.m.San Antonio
1 Dec
SAT6:30 a.m.San Antonio
9h 51m
1 stop
YUL5:21 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 612
Find similar
Delta
5 Jan
YUL7:00 a.m.Montreal Pierre Elliott Trudeau Intl
11h 17m
1 stop
SAT5:17 p.m.San Antonio
12 Jan
SAT6:30 a.m.San Antonio
6h 12m
1 stop
YUL1:42 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 631
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Montreal Pierre Elliott Trudeau Intl Airport 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, momondo users made 96,600 searches. Data last updated 27 October 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

Fly to

Route

Depart

Return

Price

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Mon 5/1

6:45 a.m.-11:50 a.m.

3 stops30h 05m

San Antonio

Mon 12/1

6:00 a.m.-8:14 p.m.

2 stops13h 14m

C$ 532

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Mon 5/1

8:00 a.m.-11:26 p.m.

1 stop16h 26m

San Antonio

Mon 12/1

6:00 a.m.-8:14 p.m.

2 stops13h 14m

C$ 577

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Mon 5/1

6:45 a.m.-11:26 p.m.

2 stops17h 41m

San Antonio

Mon 12/1

6:00 a.m.-8:14 p.m.

2 stops13h 14m

C$ 579

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Thu 11/12

6:45 a.m.-11:26 p.m.

1 stop17h 41m

San Antonio

Thu 18/12

2:39 p.m.-12:45 a.m.

1 stop9h 06m

C$ 581

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Sat 22/11

2:35 p.m.-9:02 p.m.

1 stop7h 27m

San Antonio

Sat 29/11

5:15 a.m.-3:55 p.m.

1 stop9h 40m

C$ 592

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Mon 24/11

6:26 p.m.-12:38 a.m.

1 stop7h 12m

San Antonio

Mon 1/12

6:30 a.m.-5:21 p.m.

1 stop9h 51m

C$ 612

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Tue 9/12

9:15 a.m.-8:53 p.m.

2 stops12h 38m

San Antonio

Tue 16/12

5:20 a.m.-3:16 p.m.

2 stops8h 56m

C$ 630

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Sun 2/11

5:00 a.m.-6:37 p.m.

2 stops14h 37m

San Antonio

Sun 9/11

7:07 a.m.-3:16 p.m.

1 stop7h 09m

C$ 672

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Tue 23/12

6:20 p.m.-12:38 a.m.

1 stop7h 18m

San Antonio

Sat 3/1

5:20 a.m.-11:59 a.m.

1 stop5h 39m

C$ 810

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Fri 31/10

2:45 p.m.-12:20 a.m.

1 stop10h 35m

San Antonio

Fri 7/11

5:25 a.m.-3:49 p.m.

1 stop9h 24m

C$ 812

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to San Antonio from

How to get the cheapest flight ticket from Montreal Pierre Elliott Trudeau Intl Airport to San Antonio

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 Antonio?

The cheapest month to fly to San Antonio from Montreal Pierre Elliott Trudeau Intl Airport is in April. Flight prices, which tend to average around C$ 413, are often lower during this time because this is during the off-season. If you’re not able to fly to San Antonio in April, then May is your next best option. Flight prices from Montreal Pierre Elliott Trudeau Intl Airport to San Antonio during May average around C$ 483.

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

Our data shows that Wednesday is the least expensive day to fly to San Antonio. Tickets to fly out on this day can be as low as C$ 544. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to San Antonio on Sunday is C$ 676.

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

At noon is the cheapest time of day to fly from Montreal Pierre Elliott Trudeau Intl Airport to San Antonio when you can find flight prices for as low as C$ 544. Flying to San Antonio at noon is an ideal time because this is during off-peak travel hours. Flights to San Antonio are more costly in the morning, with an average ticket price of C$ 613. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

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

You are more likely to see cheaper flights to San Antonio 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 Antonio for around C$ 649 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Antonio from Montreal Pierre Elliott Trudeau Intl Airport for as low as C$ 460 on momondo.

Can stopping save me money on Montreal Pierre Elliott Trudeau Intl Airport to San Antonio flights?

You could potentially save up to 7% on your flight if you consider stops on a Montreal Pierre Elliott Trudeau Intl Airport to San Antonio flight.

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

Are you open to changing your travel dates? Check out the ideal times to fly from Montreal Pierre Elliott Trudeau Intl Airport to San Antonio 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 Antonio (YUL to SAT) 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 Antonio

Direct flights

None
There are no direct flights from Montreal Pierre Elliott Trudeau Intl Airport to San Antonio. There are no popular flight routes from Montreal Pierre Elliott Trudeau Intl Airport to San Antonio.
Search flight deals

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

    San Antonio is 2797.6 km away from Montreal Pierre Elliott Trudeau Intl. In terms of flight time, this usually takes a little over 6h 43m.

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

    Prices for flights from Montreal Pierre Elliott Trudeau Intl Airport to San Antonio Airport are updated daily.

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

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

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

    The travel and health documents required for your trip to San Antonio Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at San Antonio Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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

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

Compare and see reviews for airlines that fly from Montreal Pierre Elliott Trudeau Intl Airport to San Antonio with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom C$ 340Free CancellationRating
7.4
8,999 reviews
Search United Airlines flights
DeltaPriceFrom C$ 359Free CancellationRating
7.9
7,996 reviews
Search Delta flights
Air CanadaPriceFrom C$ 389Free CancellationRating
7.1
10,367 reviews
Search Air Canada flights
WestJetPriceFrom C$ 478Free CancellationRating
7.2
3,147 reviews
Search WestJet flights

Why use momondo?

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

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

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

Yes. All flights to San Antonio from Montreal on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo provides multiple filters to help you find the best flight to San Antonio 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 Antonio right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to San Antonio from Montreal. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your San Antonio trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Wed 26/11
Wed 3/12
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States