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Cheap flights from Montreal to San Antonio from $186

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 to San Antonio departing on 4/13. 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
0 bags

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Find the cheapest flights from Montreal to San Antonio

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
7:00 am - 12:59 pm
YUL
-
SAT
6h 59m
1 stop
Delta Logo
1:55 pm - 11:51 pm
SAT
-
YUL
8h 56m
1 stop
$372Delta
Tue, Apr 14 - Sat, Apr 18
United Airlines Logo
5:00 pm - 10:58 pm
YUL
-
SAT
6h 58m
1 stop
United Airlines Logo
7:15 am - 2:40 pm
SAT
-
YUL
6h 25m
1 stop
$387United Airlines
Tue, Apr 21 - Tue, Apr 28
Delta Logo
6:45 pm - 12:46 am
YUL
-
SAT
7h 01m
1 stop
Delta Logo
1:55 pm - 11:51 pm
SAT
-
YUL
8h 56m
1 stop
$388Delta
Tue, Apr 14 - Sat, Apr 18
American Airlines Logo
7:12 am - 10:55 pm
YUL
-
SAT
16h 43m
1 stop
American Airlines Logo
5:53 pm - 1:45 pm
SAT
-
YUL
18h 52m
1 stop
$409American Airlines
Fri, Mar 27 - Mon, Mar 30
Delta Logo
6:45 pm - 12:38 am
YUL
-
SAT
6h 53m
1 stop
Delta Logo
6:13 am - 5:41 pm
SAT
-
YUL
10h 28m
1 stop
$414Delta
Tue, Mar 31 - Tue, Apr 7
Delta Logo
6:46 pm - 12:38 am
YUL
-
SAT
6h 52m
1 stop
Delta Logo
12:34 pm - 11:44 pm
SAT
-
YUL
10h 10m
1 stop
$416Delta
Fri, Apr 3 - Tue, Apr 7
American Airlines Logo
7:12 am - 8:50 pm
YUL
-
SAT
14h 38m
1 stop
American Airlines Logo
6:24 am - 1:45 pm
SAT
-
YUL
6h 21m
1 stop
$424American Airlines
Thu, Mar 26 - Sun, Mar 29
American Airlines Logo
7:12 am - 10:55 pm
YUL
-
SAT
16h 43m
1 stop
American Airlines Logo
6:24 am - 1:45 pm
SAT
-
YUL
6h 21m
1 stop
$425American Airlines
Thu, Mar 26 - Sun, Mar 29
United Airlines Logo
6:35 pm - 8:42 am
YUL
-
SAT
15h 07m
2 stops
United Airlines Logo
6:49 am - 7:45 pm
SAT
-
YUL
11h 56m
2 stops
$430United Airlines
Fri, Apr 3 - Sat, Apr 11
Delta Logo
6:45 pm - 12:38 am
YUL
-
SAT
6h 53m
1 stop
Delta Logo
6:13 am - 5:31 pm
SAT
-
YUL
10h 18m
1 stop
$431Delta
Thu, Mar 26 - Mon, Mar 30

American Airlines flights from Montreal to San Antonio

Our best American Airlines deals on Montreal to San Antonio flight tickets
American Airlines
Mar 27
YUL7:12 amMontreal Pierre Elliott Trudeau Intl
16h 43m
1 stop
SAT10:55 pmSan Antonio
Mar 30
SAT5:53 pmSan Antonio
18h 52m
1 stop
YUL1:45 pmMontreal Pierre Elliott Trudeau Intl
$409
American Airlines
Mar 26
YUL7:12 amMontreal Pierre Elliott Trudeau Intl
14h 38m
1 stop
SAT8:50 pmSan Antonio
Mar 29
SAT6:24 amSan Antonio
6h 21m
1 stop
YUL1:45 pmMontreal Pierre Elliott Trudeau Intl
$424
American Airlines
Mar 26
YUL7:12 amMontreal Pierre Elliott Trudeau Intl
16h 43m
1 stop
SAT10:55 pmSan Antonio
Mar 29
SAT6:24 amSan Antonio
6h 21m
1 stop
YUL1:45 pmMontreal Pierre Elliott Trudeau Intl
$425

Air Canada flights from Montreal to San Antonio

Our best Air Canada deals on Montreal to San Antonio flight tickets
Air Canada
Apr 14
YUL9:15 amMontreal Pierre Elliott Trudeau Intl
14h 43m
1 stop
SAT10:58 pmSan Antonio
Apr 18
SAT2:02 pmSan Antonio
8h 19m
2 stops
YUL11:21 pmMontreal Pierre Elliott Trudeau Intl
$450
Air Canada
Apr 14
YUL11:10 amMontreal Pierre Elliott Trudeau Intl
12h 49m
2 stops
SAT10:59 pmSan Antonio
Apr 18
SAT6:49 amSan Antonio
10h 02m
2 stops
YUL5:51 pmMontreal Pierre Elliott Trudeau Intl
$458
Air Canada
Apr 16
YUL2:20 pmMontreal Pierre Elliott Trudeau Intl
7h 20m
1 stop
SAT8:40 pmSan Antonio
Apr 25
SAT6:49 amSan Antonio
12h 26m
2 stops
YUL8:15 pmMontreal Pierre Elliott Trudeau Intl
$467

momondo Fare Finder

 
Customize your flight search to find flights from Montreal 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 832,500 searches. Data last updated March 10, 2026.
Use the filters below to find and compare flights from Montreal 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 4/14

7:00 am-12:59 pm

1 stop6h 59m

San Antonio

Sat 4/18

1:55 pm-11:51 pm

1 stop8h 56m

$372
Quickest round-trip

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Tue 4/21

5:00 pm-10:58 pm

1 stop6h 58m

San Antonio

Tue 4/28

7:15 am-2:40 pm

1 stop6h 25m

$387

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Tue 4/14

6:45 pm-12:46 am

1 stop7h 01m

San Antonio

Sat 4/18

1:55 pm-11:51 pm

1 stop8h 56m

$388

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Fri 3/27

7:12 am-10:55 pm

1 stop16h 43m

San Antonio

Mon 3/30

5:53 pm-1:45 pm

1 stop18h 52m

$409

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Tue 3/31

6:45 pm-12:38 am

1 stop6h 53m

San Antonio

Tue 4/7

6:13 am-5:41 pm

1 stop10h 28m

$414

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Fri 4/3

6:46 pm-12:38 am

1 stop6h 52m

San Antonio

Tue 4/7

12:34 pm-11:44 pm

1 stop10h 10m

$416

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Thu 3/26

7:12 am-8:50 pm

1 stop14h 38m

San Antonio

Sun 3/29

6:24 am-1:45 pm

1 stop6h 21m

$424

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Thu 3/26

7:12 am-10:55 pm

1 stop16h 43m

San Antonio

Sun 3/29

6:24 am-1:45 pm

1 stop6h 21m

$425

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Fri 4/3

6:35 pm-8:42 am

2 stops15h 07m

San Antonio

Sat 4/11

6:49 am-7:45 pm

2 stops11h 56m

$430

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Thu 3/26

6:45 pm-12:38 am

1 stop6h 53m

San Antonio

Mon 3/30

6:13 am-5:31 pm

1 stop10h 18m

$431

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 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 airline that flies from Montreal to San Antonio?

Delta is the most popular carrier operating from Montreal to San Antonio

What airlines fly to San Antonio?

Air Canada, United Airlines and Delta are the top three most popular airlines that fly to San Antonio from Montreal according to our data. Air Canada is the first choice among our users, with 59% of people opting to fly with this airline when traveling to San Antonio. Keep in mind that there are 3 different airlines that fly to San Antonio on a routine basis, so you have a few additional options to choose from.

When to book flights from Montreal to San Antonio

Are you open to changing your travel dates? Check out the ideal times to fly from Montreal to San Antonio according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Montreal to San Antonio (YMQ to SAT) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Montreal to San Antonio

Fastest flight time

6h 52m

Direct flights

None
The fastest flight from Montreal to San Antonio takes 6h 52m
There are no direct flights from Montreal to San Antonio. There are no popular flight routes from Montreal to San Antonio.
Search flight deals

  • How far is Montreal to San Antonio by plane?

    There are 1747.4 mi between Montreal and San Antonio. 6h 52m is a normal flight duration for this route.

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

    Prices for flights from Montreal to San Antonio Airport are updated daily.

  • How old do you have to be to fly from Montreal to San Antonio Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Montreal to San Antonio Airport.

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

    The travel and health documents you'll need for your trip to San Antonio Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at San Antonio Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Traveling to a place near San Antonio?

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

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to San Antonio from Montreal.

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?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to San Antonio from Montreal.

I’m not ready to book a flight from Montreal to San Antonio right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Montreal to San Antonio flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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