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Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to San Antonio from C$ 217

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 1/2. 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 Antonio

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
8:00 a.m. - 9:30 a.m.
YUL
-
SAT
26h 30m1 stop
Multiple Airlines Logo
10:35 a.m. - 4:22 p.m.
SAT
-
YUL
28h 47m1 stop
C$ 388Multiple Airlines
Sun, 1 Feb - Thu, 5 Feb
Multiple Airlines Logo
8:00 a.m. - 9:30 a.m.
YUL
-
SAT
26h 30m1 stop
Multiple Airlines Logo
10:35 a.m. - 12:38 a.m.
SAT
-
YUL
37h 03m2 stops
C$ 395Multiple Airlines
Sun, 1 Feb - Thu, 5 Feb
Multiple Airlines Logo
5:25 p.m. - 9:30 a.m.
YUL
-
SAT
17h 05m2 stops
Multiple Airlines Logo
10:35 a.m. - 4:22 p.m.
SAT
-
YUL
28h 47m1 stop
C$ 415Multiple Airlines
Sun, 1 Feb - Thu, 5 Feb
Multiple Airlines Logo
6:45 a.m. - 9:30 a.m.
YUL
-
SAT
27h 45m2 stops
Multiple Airlines Logo
10:26 a.m. - 12:45 a.m.
SAT
-
YUL
13h 19m1 stop
C$ 433Multiple Airlines
Mon, 23 Feb - Fri, 27 Feb
Multiple Airlines Logo
8:00 a.m. - 9:30 a.m.
YUL
-
SAT
26h 30m1 stop
Multiple Airlines Logo
10:35 a.m. - 3:10 p.m.
SAT
-
YUL
27h 35m1 stop
C$ 436Multiple Airlines
Sun, 1 Feb - Thu, 5 Feb
Multiple Airlines Logo
8:00 a.m. - 9:30 a.m.
YUL
-
SAT
26h 30m1 stop
Multiple Airlines Logo
10:35 a.m. - 12:38 a.m.
SAT
-
YUL
37h 03m2 stops
C$ 453Multiple Airlines
Sun, 1 Feb - Fri, 6 Feb
Multiple Airlines Logo
8:00 a.m. - 9:30 a.m.
YUL
-
SAT
26h 30m1 stop
Multiple Airlines Logo
10:35 a.m. - 3:10 p.m.
SAT
-
YUL
27h 35m1 stop
C$ 468Multiple Airlines
Sun, 1 Feb - Fri, 6 Feb
Multiple Airlines Logo
8:00 a.m. - 9:30 a.m.
YUL
-
SAT
26h 30m1 stop
Multiple Airlines Logo
10:35 a.m. - 12:38 a.m.
SAT
-
YUL
37h 03m2 stops
C$ 472Multiple Airlines
Sun, 1 Feb - Sat, 7 Feb
Multiple Airlines Logo
6:00 a.m. - 11:26 p.m.
YUL
-
SAT
18h 26m2 stops
Multiple Airlines Logo
6:30 a.m. - 12:35 a.m.
SAT
-
YUL
17h 05m3 stops
C$ 488Multiple Airlines
Wed, 7 Jan - Tue, 13 Jan
Multiple Airlines Logo
11:25 a.m. - 11:59 p.m.
YUL
-
SAT
13h 34m3 stops
Multiple Airlines Logo
10:26 a.m. - 12:45 a.m.
SAT
-
YUL
13h 19m1 stop
C$ 490Multiple Airlines
Mon, 23 Feb - Fri, 27 Feb

American Airlines flights from Montreal Pierre Elliott Trudeau Intl Airport to San Antonio

Our best American Airlines deals on Montreal Pierre Elliott Trudeau Intl Airport to San Antonio flight tickets
American Airlines
9 Jan
YUL3:50 p.m.Montreal Pierre Elliott Trudeau Intl
7h 52m
1 stop
SAT10:42 p.m.San Antonio
13 Jan
SAT7:00 a.m.San Antonio
5h 45m
1 stop
YUL1:45 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 596
Find similar
American Airlines
9 Jan
YUL3:50 p.m.Montreal Pierre Elliott Trudeau Intl
7h 52m
1 stop
SAT10:42 p.m.San Antonio
13 Jan
SAT7:00 a.m.San Antonio
5h 45m
1 stop
YUL1:45 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 599
Find similar
American Airlines
7 Jan
YUL12:59 p.m.Montreal Pierre Elliott Trudeau Intl
10h 59m
2 stops
SAT10:58 p.m.San Antonio
14 Jan
SAT6:04 a.m.San Antonio
8h 04m
1 stop
YUL3:08 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 626
Find similar

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

Our best United Airlines deals on Montreal Pierre Elliott Trudeau Intl Airport to San Antonio flight tickets
United Airlines
9 Jan
YUL7:00 a.m.Montreal Pierre Elliott Trudeau Intl
17h 15m
2 stops
SAT11:15 p.m.San Antonio
11 Jan
SAT7:25 a.m.San Antonio
6h 51m
1 stop
YUL3:16 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 603
Find similar
United Airlines
2 Feb
YUL2:13 p.m.Montreal Pierre Elliott Trudeau Intl
19h 28m
2 stops
SAT8:41 a.m.San Antonio
5 Feb
SAT12:15 p.m.San Antonio
6h 33m
1 stop
YUL7:48 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 640
Find similar
United Airlines
9 Jan
YUL8:25 a.m.Montreal Pierre Elliott Trudeau Intl
12h 16m
2 stops
SAT7:41 p.m.San Antonio
13 Jan
SAT9:00 a.m.San Antonio
6h 01m
1 stop
YUL4:01 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 669
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 21 December 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

Sun 1/2

8:00 a.m.-9:30 a.m.

1 stop26h 30m

San Antonio

Thu 5/2

10:35 a.m.-4:22 p.m.

1 stop28h 47m

C$ 388

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Sun 1/2

8:00 a.m.-9:30 a.m.

1 stop26h 30m

San Antonio

Thu 5/2

10:35 a.m.-12:38 a.m.

2 stops37h 03m

C$ 395

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Sun 1/2

5:25 p.m.-9:30 a.m.

2 stops17h 05m

San Antonio

Thu 5/2

10:35 a.m.-4:22 p.m.

1 stop28h 47m

C$ 415

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Mon 23/2

6:45 a.m.-9:30 a.m.

2 stops27h 45m

San Antonio

Fri 27/2

10:26 a.m.-12:45 a.m.

1 stop13h 19m

C$ 433

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Sun 1/2

8:00 a.m.-9:30 a.m.

1 stop26h 30m

San Antonio

Thu 5/2

10:35 a.m.-3:10 p.m.

1 stop27h 35m

C$ 436

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Sun 1/2

8:00 a.m.-9:30 a.m.

1 stop26h 30m

San Antonio

Fri 6/2

10:35 a.m.-12:38 a.m.

2 stops37h 03m

C$ 453

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Sun 1/2

8:00 a.m.-9:30 a.m.

1 stop26h 30m

San Antonio

Fri 6/2

10:35 a.m.-3:10 p.m.

1 stop27h 35m

C$ 468

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Sun 1/2

8:00 a.m.-9:30 a.m.

1 stop26h 30m

San Antonio

Sat 7/2

10:35 a.m.-12:38 a.m.

2 stops37h 03m

C$ 472

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Wed 7/1

6:00 a.m.-11:26 p.m.

2 stops18h 26m

San Antonio

Tue 13/1

6:30 a.m.-12:35 a.m.

3 stops17h 05m

C$ 488

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Mon 23/2

11:25 a.m.-11:59 p.m.

3 stops13h 34m

San Antonio

Fri 27/2

10:26 a.m.-12:45 a.m.

1 stop13h 19m

C$ 490

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 resultsSorted by cheapest first
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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$ 407, 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$ 476.

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$ 536. 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$ 667.

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$ 537. 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$ 604. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

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

You could potentially save up to 39% 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

Fastest flight time

6h 45m

Direct flights

None
The fastest flight from Montreal Pierre Elliott Trudeau Intl Airport to San Antonio takes 6h 45m
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 45m.

  • 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$ 335Free CancellationRating
7.4
9,099 reviews
Search United Airlines flights
DeltaPriceFrom C$ 354Free CancellationRating
7.9
8,017 reviews
Search Delta flights
Air CanadaPriceFrom C$ 400Free CancellationRating
7.1
10,550 reviews
Search Air Canada flights
WestJetPriceFrom C$ 471Free CancellationRating
7.2
3,208 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.

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