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Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to San Antonio from C$ 202

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 23/3. 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. - 9:27 a.m.
YUL
-
SAT
26h 27m
1 stop
Multiple Airlines Logo
1:22 p.m. - 12:30 a.m.
SAT
-
YUL
10h 08m
1 stop
C$ 487Multiple Airlines
Mon, 30 Mar - Tue, 7 Apr
Multiple Airlines Logo
8:00 a.m. - 9:27 a.m.
YUL
-
SAT
26h 27m
1 stop
Multiple Airlines Logo
11:35 a.m. - 12:38 a.m.
SAT
-
YUL
36h 03m
2 stops
C$ 514Multiple Airlines
Sun, 22 Mar - Sun, 29 Mar
Multiple Airlines Logo
8:00 a.m. - 9:27 a.m.
YUL
-
SAT
26h 27m
1 stop
Multiple Airlines Logo
2:13 p.m. - 12:30 a.m.
SAT
-
YUL
9h 17m
1 stop
C$ 531Multiple Airlines
Sun, 22 Mar - Sun, 29 Mar
Multiple Airlines Logo
4:40 p.m. - 9:27 a.m.
YUL
-
SAT
17h 47m
2 stops
Multiple Airlines Logo
1:22 p.m. - 12:30 a.m.
SAT
-
YUL
10h 08m
1 stop
C$ 559Multiple Airlines
Mon, 30 Mar - Tue, 7 Apr
United Airlines Logo
4:45 p.m. - 11:12 p.m.
YUL
-
SAT
7h 27m
1 stop
United Airlines Logo
6:30 a.m. - 1:28 p.m.
SAT
-
YUL
5h 58m
1 stop
C$ 570United Airlines
Sat, 21 Feb - Wed, 25 Feb
Delta Logo
6:00 a.m. - 3:49 p.m.
YUL
-
SAT
10h 49m
1 stop
Delta Logo
4:20 p.m. - 11:48 p.m.
SAT
-
YUL
6h 28m
1 stop
C$ 572Delta
Tue, 21 Apr - Fri, 24 Apr
Multiple Airlines Logo
4:40 p.m. - 9:27 a.m.
YUL
-
SAT
17h 47m
2 stops
Multiple Airlines Logo
10:22 a.m. - 9:21 p.m.
SAT
-
YUL
33h 59m
3 stops
C$ 588Multiple Airlines
Mon, 30 Mar - Tue, 7 Apr
WestJet Logo
6:45 p.m. - 12:30 a.m.
YUL
-
SAT
6h 45m
1 stop
WestJet Logo
8:00 a.m. - 5:35 p.m.
SAT
-
YUL
8h 35m
1 stop
C$ 599WestJet
Tue, 21 Apr - Fri, 24 Apr
WestJet Logo
6:00 a.m. - 11:11 a.m.
YUL
-
SAT
6h 11m
1 stop
WestJet Logo
5:30 a.m. - 5:05 p.m.
SAT
-
YUL
10h 35m
1 stop
C$ 617WestJet
Tue, 30 Jun - Tue, 7 Jul
WestJet Logo
6:45 a.m. - 9:30 p.m.
YUL
-
SAT
15h 45m
2 stops
WestJet Logo
5:10 a.m. - 4:15 p.m.
SAT
-
YUL
10h 05m
1 stop
C$ 628WestJet
Tue, 21 Apr - Fri, 24 Apr

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
21 Feb
YUL4:45 p.m.Montreal Pierre Elliott Trudeau Intl
7h 27m
1 stop
SAT11:12 p.m.San Antonio
25 Feb
SAT6:30 a.m.San Antonio
5h 58m
1 stop
YUL1:28 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 570
United Airlines
18 Feb
YUL2:13 p.m.Montreal Pierre Elliott Trudeau Intl
19h 30m
2 stops
SAT8:43 a.m.San Antonio
19 Feb
SAT7:20 p.m.San Antonio
18h 56m
2 stops
YUL3:16 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 572
United Airlines
12 Mar
YUL6:00 p.m.Montreal Pierre Elliott Trudeau Intl
15h 38m
1 stop
SAT8:38 a.m.San Antonio
14 Mar
SAT2:20 p.m.San Antonio
16h 25m
2 stops
YUL7:45 a.m.Montreal Pierre Elliott Trudeau Intl
C$ 644

Air Canada flights from Montreal Pierre Elliott Trudeau Intl Airport to San Antonio

Our best Air Canada deals on Montreal Pierre Elliott Trudeau Intl Airport to San Antonio flight tickets
Air Canada
18 Feb
YUL6:00 p.m.Montreal Pierre Elliott Trudeau Intl
15h 43m
1 stop
SAT8:43 a.m.San Antonio
19 Feb
SAT12:17 p.m.San Antonio
7h 27m
2 stops
YUL8:44 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 637
Air Canada
18 Feb
YUL8:05 a.m.Montreal Pierre Elliott Trudeau Intl
16h 07m
2 stops
SAT11:12 p.m.San Antonio
19 Feb
SAT12:17 p.m.San Antonio
7h 27m
2 stops
YUL8:44 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 644
Air Canada
18 Feb
YUL8:05 a.m.Montreal Pierre Elliott Trudeau Intl
16h 07m
2 stops
SAT11:12 p.m.San Antonio
19 Feb
SAT12:17 p.m.San Antonio
7h 27m
2 stops
YUL8:44 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 645

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 6 February 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

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Mon 30/3

8:00 a.m.-9:27 a.m.

1 stop26h 27m

San Antonio

Tue 7/4

1:22 p.m.-12:30 a.m.

1 stop10h 08m

C$ 487

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Sun 22/3

8:00 a.m.-9:27 a.m.

1 stop26h 27m

San Antonio

Sun 29/3

11:35 a.m.-12:38 a.m.

2 stops36h 03m

C$ 514

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Sun 22/3

8:00 a.m.-9:27 a.m.

1 stop26h 27m

San Antonio

Sun 29/3

2:13 p.m.-12:30 a.m.

1 stop9h 17m

C$ 531

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Mon 30/3

4:40 p.m.-9:27 a.m.

2 stops17h 47m

San Antonio

Tue 7/4

1:22 p.m.-12:30 a.m.

1 stop10h 08m

C$ 559

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Sat 21/2

4:45 p.m.-11:12 p.m.

1 stop7h 27m

San Antonio

Wed 25/2

6:30 a.m.-1:28 p.m.

1 stop5h 58m

C$ 570

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Tue 21/4

6:00 a.m.-3:49 p.m.

1 stop10h 49m

San Antonio

Fri 24/4

4:20 p.m.-11:48 p.m.

1 stop6h 28m

C$ 572

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Mon 30/3

4:40 p.m.-9:27 a.m.

2 stops17h 47m

San Antonio

Tue 7/4

10:22 a.m.-9:21 p.m.

3 stops33h 59m

C$ 588

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Tue 21/4

6:45 p.m.-12:30 a.m.

1 stop6h 45m

San Antonio

Fri 24/4

8:00 a.m.-5:35 p.m.

1 stop8h 35m

C$ 599

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Tue 30/6

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

1 stop6h 11m

San Antonio

Tue 7/7

5:30 a.m.-5:05 p.m.

1 stop10h 35m

C$ 617

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Tue 21/4

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

2 stops15h 45m

San Antonio

Fri 24/4

5:10 a.m.-4:15 p.m.

1 stop10h 05m

C$ 628

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 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$ 414, 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$ 472.

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

You could potentially save up to 12% on your flight if you consider stops on a Montreal Pierre Elliott Trudeau Intl Airport to San Antonio flight.

How have Montreal Pierre Elliott Trudeau Intl Airport to San Antonio flight prices changed over time?

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 59m

Direct flights

None
The fastest flight from Montreal Pierre Elliott Trudeau Intl Airport to San Antonio takes 6h 59m
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 59m.

  • 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
DeltaPriceFrom C$ 222Free CancellationRating
7.9
8,162 reviews
Search Delta flights
United AirlinesPriceFrom C$ 308Free CancellationRating
7.4
9,245 reviews
Search United Airlines flights
Air CanadaPriceFrom C$ 414Free CancellationRating
7.1
10,697 reviews
Search Air Canada flights
WestJetPriceFrom C$ 493Free CancellationRating
7.2
3,255 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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