Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from Montreal to San Antonio from $216

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 8/10. 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

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Montreal to San Antonio

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
7:10 am - 5:20 pm
YUL
-
SAT
11h 10m
1 stop
Delta Logo
4:12 pm - 11:59 pm
SAT
-
YUL
6h 47m
1 stop
$376Delta
Thu, Jun 4 - Mon, Jun 8
Air Canada Logo
1:10 pm - 9:18 pm
YUL
-
SAT
9h 08m
1 stop
Air Canada Logo
8:30 am - 5:51 pm
SAT
-
YUL
8h 21m
1 stop
$388Air Canada
Fri, May 1 - Thu, May 7
American Airlines Logo
3:45 pm - 10:55 pm
YUL
-
SAT
8h 10m
1 stop
American Airlines Logo
1:40 pm - 9:34 pm
SAT
-
YUL
6h 54m
1 stop
$391American Airlines
Thu, Sep 24 - Wed, Sep 30
Air Canada Logo
1:10 pm - 9:18 pm
YUL
-
SAT
9h 08m
1 stop
Air Canada Logo
8:30 am - 8:19 pm
SAT
-
YUL
10h 49m
2 stops
$394Air Canada
Fri, May 1 - Thu, May 7
United Airlines Logo
5:00 pm - 10:54 pm
YUL
-
SAT
6h 54m
1 stop
United Airlines Logo
7:05 am - 4:10 pm
SAT
-
YUL
8h 05m
1 stop
$399United Airlines
Fri, May 1 - Tue, May 5
United Airlines Logo
2:20 pm - 10:54 pm
YUL
-
SAT
9h 34m
2 stops
United Airlines Logo
7:05 am - 4:10 pm
SAT
-
YUL
8h 05m
1 stop
$400United Airlines
Thu, May 7 - Mon, May 11
Delta Logo
7:00 am - 1:31 pm
YUL
-
SAT
7h 31m
1 stop
Delta Logo
2:30 pm - 11:42 pm
SAT
-
YUL
8h 12m
1 stop
$401Delta
Sat, May 30 - Tue, Jun 9
Delta Logo
6:00 am - 2:55 pm
YUL
-
SAT
9h 55m
1 stop
Delta Logo
5:10 am - 4:17 pm
SAT
-
YUL
10h 07m
1 stop
$409Delta
Sat, Jun 13 - Sun, Jun 21
American Airlines Logo
1:03 pm - 8:26 pm
YUL
-
SAT
8h 23m
1 stop
American Airlines Logo
1:40 pm - 9:38 pm
SAT
-
YUL
6h 58m
1 stop
$410American Airlines
Tue, Jun 16 - Sat, Jun 20
American Airlines Logo
2:32 pm - 8:47 pm
YUL
-
SAT
7h 15m
1 stop
American Airlines Logo
9:36 am - 10:58 pm
SAT
-
YUL
12h 22m
2 stops
$412American Airlines
Sat, May 9 - Sat, May 16

United Airlines flights from Montreal to San Antonio

Our best United Airlines deals on Montreal to San Antonio flight tickets
United Airlines
May 1
YUL5:00 pmMontreal Pierre Elliott Trudeau Intl
6h 54m
1 stop
SAT10:54 pmSan Antonio
May 5
SAT7:05 amSan Antonio
8h 05m
1 stop
YUL4:10 pmMontreal Pierre Elliott Trudeau Intl
$399
United Airlines
May 7
YUL2:20 pmMontreal Pierre Elliott Trudeau Intl
9h 34m
2 stops
SAT10:54 pmSan Antonio
May 11
SAT7:05 amSan Antonio
8h 05m
1 stop
YUL4:10 pmMontreal Pierre Elliott Trudeau Intl
$400
United Airlines
Apr 29
YUL6:10 amMontreal Pierre Elliott Trudeau Intl
17h 48m
1 stop
SAT10:58 pmSan Antonio
May 2
SAT2:00 pmSan Antonio
6h 26m
1 stop
YUL9:26 pmMontreal Pierre Elliott Trudeau Intl
$453

Air Canada flights from Montreal to San Antonio

Our best Air Canada deals on Montreal to San Antonio flight tickets
Air Canada
May 1
YUL1:10 pmMontreal Pierre Elliott Trudeau Intl
9h 08m
1 stop
SAT9:18 pmSan Antonio
May 7
SAT8:30 amSan Antonio
8h 21m
1 stop
YUL5:51 pmMontreal Pierre Elliott Trudeau Intl
$388
Air Canada
May 1
YUL1:10 pmMontreal Pierre Elliott Trudeau Intl
9h 08m
1 stop
SAT9:18 pmSan Antonio
May 7
SAT8:30 amSan Antonio
10h 49m
2 stops
YUL8:19 pmMontreal Pierre Elliott Trudeau Intl
$394
Air Canada
May 1
YUL8:20 amMontreal Pierre Elliott Trudeau Intl
13h 29m
1 stop
SAT8:49 pmSan Antonio
May 5
SAT4:16 pmSan Antonio
8h 35m
2 stops
YUL1:51 amMontreal Pierre Elliott Trudeau Intl
$460

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 April 18, 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

Thu 6/4

7:10 am-5:20 pm

1 stop11h 10m

San Antonio

Mon 6/8

4:12 pm-11:59 pm

1 stop6h 47m

$376

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Fri 5/1

1:10 pm-9:18 pm

1 stop9h 08m

San Antonio

Thu 5/7

8:30 am-5:51 pm

1 stop8h 21m

$388

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Thu 9/24

3:45 pm-10:55 pm

1 stop8h 10m

San Antonio

Wed 9/30

1:40 pm-9:34 pm

1 stop6h 54m

$391

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Fri 5/1

1:10 pm-9:18 pm

1 stop9h 08m

San Antonio

Thu 5/7

8:30 am-8:19 pm

2 stops10h 49m

$394
Quickest round-trip

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Fri 5/1

5:00 pm-10:54 pm

1 stop6h 54m

San Antonio

Tue 5/5

7:05 am-4:10 pm

1 stop8h 05m

$399

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Thu 5/7

2:20 pm-10:54 pm

2 stops9h 34m

San Antonio

Mon 5/11

7:05 am-4:10 pm

1 stop8h 05m

$400

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Sat 5/30

7:00 am-1:31 pm

1 stop7h 31m

San Antonio

Tue 6/9

2:30 pm-11:42 pm

1 stop8h 12m

$401

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Sat 6/13

6:00 am-2:55 pm

1 stop9h 55m

San Antonio

Sun 6/21

5:10 am-4:17 pm

1 stop10h 07m

$409

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Tue 6/16

1:03 pm-8:26 pm

1 stop8h 23m

San Antonio

Sat 6/20

1:40 pm-9:38 pm

1 stop6h 58m

$410

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Sat 5/9

2:32 pm-8:47 pm

1 stop7h 15m

San Antonio

Sat 5/16

9:36 am-10:58 pm

2 stops12h 22m

$412

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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?

Air Canada, Delta, and United Airlines are the most popular carriers operating from Montreal to San Antonio

What airlines fly to San Antonio?

Air Canada, Delta and United Airlines 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 55% 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 21m

Direct flights

None
The fastest flight from Montreal to San Antonio takes 6h 21m
There are no direct flights from Montreal to San Antonio. There are no popular flight routes from Montreal to San Antonio.
Search flight deals

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 21m 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

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Mon 5/18
Mon 5/25
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States