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Cheap flights from Montreal to San Antonio from $226

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 6/15. 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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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.
American Airlines Logo
7:55 am - 1:45 pm
YUL
-
SAT
6h 50m
1 stop
American Airlines Logo
6:36 pm - 11:15 am
SAT
-
YUL
15h 39m
1 stop
$394American Airlines
Sat, Sep 26 - Sat, Sep 26
United Airlines Logo
2:20 pm - 10:58 pm
YUL
-
SAT
9h 38m
2 stops
United Airlines Logo
6:40 am - 12:13 am
SAT
-
YUL
16h 33m
2 stops
$398United Airlines
Tue, Jun 2 - Tue, Jun 9
Delta Logo
6:50 pm - 12:33 am
YUL
-
SAT
6h 43m
1 stop
Delta Logo
4:00 pm - 11:28 pm
SAT
-
YUL
6h 28m
1 stop
$405Delta
Wed, Jun 17 - Sun, Jun 21
American Airlines Logo
7:29 am - 10:16 pm
YUL
-
SAT
15h 47m
1 stop
American Airlines Logo
6:24 pm - 11:42 am
SAT
-
YUL
16h 18m
1 stop
$414American Airlines
Fri, Jun 26 - Mon, Jun 29
WestJet Logo
6:50 pm - 12:33 am
YUL
-
SAT
6h 43m
1 stop
WestJet Logo
2:40 pm - 11:55 pm
SAT
-
YUL
8h 15m
1 stop
$439WestJet
Fri, Jun 19 - Thu, Jun 25
Delta Logo
6:51 pm - 12:44 am
YUL
-
SAT
6h 53m
1 stop
Delta Logo
5:15 am - 4:17 pm
SAT
-
YUL
10h 02m
1 stop
$445Delta
Mon, Jun 1 - Sun, Jun 7
United Airlines Logo
8:30 am - 4:31 pm
YUL
-
SAT
9h 01m
2 stops
United Airlines Logo
7:30 pm - 12:00 pm
SAT
-
YUL
15h 30m
2 stops
$447United Airlines
Sat, Sep 26 - Sat, Sep 26
WestJet Logo
6:45 am - 3:49 pm
YUL
-
SAT
10h 04m
2 stops
WestJet Logo
2:40 pm - 11:55 pm
SAT
-
YUL
8h 15m
1 stop
$449WestJet
Thu, Jun 18 - Thu, Jun 25
WestJet Logo
7:00 am - 5:13 pm
YUL
-
SAT
11h 13m
1 stop
WestJet Logo
2:30 pm - 11:59 pm
SAT
-
YUL
8h 29m
1 stop
$451WestJet
Tue, Jun 9 - Wed, Aug 19
Air Canada Logo
9:45 am - 10:51 pm
YUL
-
SAT
14h 06m
1 stop
Air Canada Logo
6:00 am - 4:10 pm
SAT
-
YUL
9h 10m
1 stop
$453Air Canada
Thu, Sep 10 - Mon, Sep 14

WestJet flights from Montreal to San Antonio

Our best WestJet deals on Montreal to San Antonio flight tickets
WestJet
Jun 19
YUL6:50 pmMontreal Pierre Elliott Trudeau Intl
6h 43m
1 stop
SAT12:33 amSan Antonio
Jun 25
SAT2:40 pmSan Antonio
8h 15m
1 stop
YUL11:55 pmMontreal Pierre Elliott Trudeau Intl
$439
WestJet
Jun 18
YUL6:45 amMontreal Pierre Elliott Trudeau Intl
10h 04m
2 stops
SAT3:49 pmSan Antonio
Jun 25
SAT2:40 pmSan Antonio
8h 15m
1 stop
YUL11:55 pmMontreal Pierre Elliott Trudeau Intl
$449
WestJet
Jun 9
YUL7:00 amMontreal Pierre Elliott Trudeau Intl
11h 13m
1 stop
SAT5:13 pmSan Antonio
Aug 19
SAT2:30 pmSan Antonio
8h 29m
1 stop
YUL11:59 pmMontreal Pierre Elliott Trudeau Intl
$451

American Airlines flights from Montreal to San Antonio

Our best American Airlines deals on Montreal to San Antonio flight tickets
American Airlines
Sep 26
YUL7:55 amMontreal Pierre Elliott Trudeau Intl
6h 50m
1 stop
SAT1:45 pmSan Antonio
Sep 26
SAT6:36 pmSan Antonio
15h 39m
1 stop
YUL11:15 amMontreal Pierre Elliott Trudeau Intl
$394
American Airlines
Jun 26
YUL7:29 amMontreal Pierre Elliott Trudeau Intl
15h 47m
1 stop
SAT10:16 pmSan Antonio
Jun 29
SAT6:24 pmSan Antonio
16h 18m
1 stop
YUL11:42 amMontreal Pierre Elliott Trudeau Intl
$414

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 May 20, 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

Sat 9/26

7:55 am-1:45 pm

1 stop6h 50m

San Antonio

Sat 9/26

6:36 pm-11:15 am

1 stop15h 39m

$394

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Tue 6/2

2:20 pm-10:58 pm

2 stops9h 38m

San Antonio

Tue 6/9

6:40 am-12:13 am

2 stops16h 33m

$398
Quickest round-trip

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Wed 6/17

6:50 pm-12:33 am

1 stop6h 43m

San Antonio

Sun 6/21

4:00 pm-11:28 pm

1 stop6h 28m

$405

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Fri 6/26

7:29 am-10:16 pm

1 stop15h 47m

San Antonio

Mon 6/29

6:24 pm-11:42 am

1 stop16h 18m

$414

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Fri 6/19

6:50 pm-12:33 am

1 stop6h 43m

San Antonio

Thu 6/25

2:40 pm-11:55 pm

1 stop8h 15m

$439

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Mon 6/1

6:51 pm-12:44 am

1 stop6h 53m

San Antonio

Sun 6/7

5:15 am-4:17 pm

1 stop10h 02m

$445

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Sat 9/26

8:30 am-4:31 pm

2 stops9h 01m

San Antonio

Sat 9/26

7:30 pm-12:00 pm

2 stops15h 30m

$447

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Thu 6/18

6:45 am-3:49 pm

2 stops10h 04m

San Antonio

Thu 6/25

2:40 pm-11:55 pm

1 stop8h 15m

$449

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Tue 6/9

7:00 am-5:13 pm

1 stop11h 13m

San Antonio

Wed 8/19

2:30 pm-11:59 pm

1 stop8h 29m

$451

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Thu 9/10

9:45 am-10:51 pm

1 stop14h 06m

San Antonio

Mon 9/14

6:00 am-4:10 pm

1 stop9h 10m

$453

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 typical price of a round-trip flight between Montreal and San Antonio?

What is the cheapest month to fly to San Antonio?

If you aren’t able to travel during the month of October, then book flights to San Antonio from Montreal during September instead. Flights to San Antonio in September, while not as cheap as those in October, still average around $354.

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 11m

Direct flights

None
The fastest flight from Montreal to San Antonio takes 6h 11m
There are no direct flights from Montreal to San Antonio. There are no popular flight routes from Montreal to San Antonio.
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Frequently asked questions about flying from Montreal to San Antonio

  • How far is Montreal to San Antonio by plane?

    There are 1747.4 mi between Montreal and San Antonio. 6h 11m 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.

An easier way to manage your San Antonio trip

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