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Cheap flights from Montreal to San Antonio from $220

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 6/9. 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.
United Airlines Logo
9:45 am - 4:29 pm
YUL
-
SAT
7h 44m
1 stop
United Airlines Logo
5:32 pm - 10:40 am
SAT
-
YUL
16h 08m
1 stop
$380United Airlines
Wed, Jul 15 - Sun, Jul 19
Delta Logo
7:00 am - 1:35 pm
YUL
-
SAT
7h 35m
1 stop
Delta Logo
4:00 pm - 11:28 pm
SAT
-
YUL
6h 28m
1 stop
$381Delta
Thu, Jun 18 - Mon, Jun 22
Delta Logo
12:45 pm - 8:10 pm
YUL
-
SAT
8h 25m
1 stop
Delta Logo
12:15 pm - 11:56 pm
SAT
-
YUL
10h 41m
1 stop
$389Delta
Thu, Sep 10 - Sat, Sep 12
Delta Logo
7:00 am - 3:14 pm
YUL
-
SAT
9h 14m
1 stop
Delta Logo
2:40 pm - 11:55 pm
SAT
-
YUL
8h 15m
1 stop
$390Delta
Thu, Jun 18 - Mon, Jun 22
United Airlines Logo
9:45 am - 4:29 pm
YUL
-
SAT
7h 44m
1 stop
United Airlines Logo
6:27 am - 4:10 pm
SAT
-
YUL
8h 43m
1 stop
$396United Airlines
Thu, Jul 23 - Mon, Aug 10
United Airlines Logo
3:25 pm - 10:42 pm
YUL
-
SAT
8h 17m
2 stops
United Airlines Logo
6:27 am - 4:10 pm
SAT
-
YUL
8h 43m
1 stop
$397United Airlines
Tue, Jun 9 - Tue, Jun 16
Delta Logo
6:47 pm - 12:20 am
YUL
-
SAT
6h 33m
1 stop
Delta Logo
2:43 pm - 11:59 pm
SAT
-
YUL
8h 16m
1 stop
$403Delta
Tue, Jul 21 - Mon, Aug 3
Delta Logo
7:00 am - 5:14 pm
YUL
-
SAT
11h 14m
1 stop
Delta Logo
2:40 pm - 11:55 pm
SAT
-
YUL
8h 15m
1 stop
$404Delta
Sun, Jun 7 - Mon, Jun 15
Air Canada Logo
3:30 pm - 9:13 pm
YUL
-
SAT
6h 43m
1 stop
Air Canada Logo
9:00 am - 6:52 pm
SAT
-
YUL
8h 52m
1 stop
$414Air Canada
Wed, Jul 22 - Tue, Aug 4
Delta Logo
7:00 am - 4:05 pm
YUL
-
SAT
10h 05m
1 stop
Delta Logo
2:43 pm - 11:59 pm
SAT
-
YUL
8h 16m
1 stop
$424Delta
Sat, Jul 25 - Mon, Aug 10

United Airlines flights from Montreal to San Antonio

Our best United Airlines deals on Montreal to San Antonio flight tickets
United Airlines
Jul 15
YUL9:45 amMontreal Pierre Elliott Trudeau Intl
7h 44m
1 stop
SAT4:29 pmSan Antonio
Jul 19
SAT5:32 pmSan Antonio
16h 08m
1 stop
YUL10:40 amMontreal Pierre Elliott Trudeau Intl
$380
United Airlines
Jul 23
YUL9:45 amMontreal Pierre Elliott Trudeau Intl
7h 44m
1 stop
SAT4:29 pmSan Antonio
Aug 10
SAT6:27 amSan Antonio
8h 43m
1 stop
YUL4:10 pmMontreal Pierre Elliott Trudeau Intl
$396
United Airlines
Jun 9
YUL3:25 pmMontreal Pierre Elliott Trudeau Intl
8h 17m
2 stops
SAT10:42 pmSan Antonio
Jun 16
SAT6:27 amSan Antonio
8h 43m
1 stop
YUL4:10 pmMontreal Pierre Elliott Trudeau Intl
$397

Air Canada flights from Montreal to San Antonio

Our best Air Canada deals on Montreal to San Antonio flight tickets
Air Canada
Jul 22
YUL3:30 pmMontreal Pierre Elliott Trudeau Intl
6h 43m
1 stop
SAT9:13 pmSan Antonio
Aug 4
SAT9:00 amSan Antonio
8h 52m
1 stop
YUL6:52 pmMontreal Pierre Elliott Trudeau Intl
$414
Air Canada
Jul 24
YUL11:10 amMontreal Pierre Elliott Trudeau Intl
11h 03m
1 stop
SAT9:13 pmSan Antonio
Aug 8
SAT9:00 amSan Antonio
7h 27m
1 stop
YUL5:27 pmMontreal Pierre Elliott Trudeau Intl
$451
Air Canada
Jul 25
YUL8:15 amMontreal Pierre Elliott Trudeau Intl
16h 44m
1 stop
SAT11:59 pmSan Antonio
Aug 5
SAT9:37 amSan Antonio
8h 15m
2 stops
YUL6:52 pmMontreal Pierre Elliott Trudeau Intl
$472

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 28, 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

Wed 7/15

9:45 am-4:29 pm

1 stop7h 44m

San Antonio

Sun 7/19

5:32 pm-10:40 am

1 stop16h 08m

$380
Quickest round-trip

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Thu 6/18

7:00 am-1:35 pm

1 stop7h 35m

San Antonio

Mon 6/22

4:00 pm-11:28 pm

1 stop6h 28m

$381

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Thu 9/10

12:45 pm-8:10 pm

1 stop8h 25m

San Antonio

Sat 9/12

12:15 pm-11:56 pm

1 stop10h 41m

$389

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Thu 6/18

7:00 am-3:14 pm

1 stop9h 14m

San Antonio

Mon 6/22

2:40 pm-11:55 pm

1 stop8h 15m

$390

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Thu 7/23

9:45 am-4:29 pm

1 stop7h 44m

San Antonio

Mon 8/10

6:27 am-4:10 pm

1 stop8h 43m

$396

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Tue 6/9

3:25 pm-10:42 pm

2 stops8h 17m

San Antonio

Tue 6/16

6:27 am-4:10 pm

1 stop8h 43m

$397

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Tue 7/21

6:47 pm-12:20 am

1 stop6h 33m

San Antonio

Mon 8/3

2:43 pm-11:59 pm

1 stop8h 16m

$403

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Sun 6/7

7:00 am-5:14 pm

1 stop11h 14m

San Antonio

Mon 6/15

2:40 pm-11:55 pm

1 stop8h 15m

$404

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Wed 7/22

3:30 pm-9:13 pm

1 stop6h 43m

San Antonio

Tue 8/4

9:00 am-6:52 pm

1 stop8h 52m

$414

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Sat 7/25

7:00 am-4:05 pm

1 stop10h 05m

San Antonio

Mon 8/10

2:43 pm-11:59 pm

1 stop8h 16m

$424

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 51m

Direct flights

None
The fastest flight from Montreal to San Antonio takes 6h 51m
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 51m 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
Pleasanton
Boerne
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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