Which layover airport has the shortest travel time from Montreal to San Antonio?

Flights connecting via Newark (EWR) have the shortest average one-way travel time: 6h 37m.

What is the cheapest airline that flies from Montreal to San Antonio?

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

Which airlines fly to San Antonio?

Air Canada, Delta and WestJet 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 50% of people opting to fly with this airline when travelling to San Antonio. Keep in mind that there are 4 different airlines that fly to San Antonio on a routine basis, so you have a few additional options to choose from.

Which layover airport offers the lowest fares from Montreal to San Antonio?

Flights via Newark (EWR) offer the lowest average round-trip price of C$ 540.

Which airport is the most popular layover for flights between Montreal and San Antonio?

Atlanta (ATL) was the most common stop: 83% of momondo users choosing one-stop flights on this route connected there.

Which layover airport has the shortest connection time from Montreal to San Antonio?

Atlanta (ATL) has the shortest average layover time for this route: 1h 09m.

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 many operators does momondo search for flights from Montreal to San Antonio Airport?

There are 4 operators available for flights from Montreal to San Antonio Airport as of April 2026.

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

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, 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.

C$ 298 Cheap Flights from Montreal to San Antonio in 2026

1 adult

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Find the cheapest flights from Montreal to San Antonio

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:00 a.m. - 11:40 a.m.

YUL

SAT

6h 40m

1 stop

7:00 a.m. - 2:40 p.m.

SAT

YUL

6h 40m

1 stop

C$ 494United Airlines

Fri, 11 Sep - Sun, 13 Sep

11:23 a.m. - 11:49 p.m.

YUL

SAT

13h 26m

2 stops

1:40 p.m. - 9:26 p.m.

SAT

YUL

6h 46m

1 stop

C$ 496United Airlines

Fri, 11 Sep - Sun, 13 Sep

5:07 p.m. - 10:21 p.m.

YUL

SAT

6h 14m

1 stop

2:21 p.m. - 11:55 p.m.

SAT

YUL

8h 34m

1 stop

C$ 514Delta

Wed, 1 Jul - Thu, 9 Jul

6:00 a.m. - 3:52 p.m.

YUL

SAT

10h 52m

1 stop

4:00 p.m. - 11:28 p.m.

SAT

YUL

6h 28m

1 stop

C$ 515Delta

Thu, 4 Jun - Mon, 8 Jun

2:10 p.m. - 9:13 p.m.

YUL

SAT

8h 03m

1 stop

9:00 a.m. - 8:20 p.m.

SAT

YUL

10h 20m

2 stops

C$ 529Air Canada

Wed, 1 Jul - Sat, 11 Jul

7:00 a.m. - 3:51 p.m.

YUL

SAT

9h 51m

1 stop

5:10 a.m. - 4:17 p.m.

SAT

YUL

10h 07m

1 stop

C$ 533Delta

Sat, 27 Jun - Wed, 1 Jul

1:01 p.m. - 10:57 p.m.

YUL

SAT

10h 56m

1 stop

1:40 p.m. - 9:34 p.m.

SAT

YUL

6h 54m

1 stop

C$ 534American Airlines

Thu, 24 Sep - Wed, 30 Sep

1:03 p.m. - 9:57 p.m.

YUL

SAT

9h 54m

2 stops

5:00 a.m. - 3:27 p.m.

SAT

YUL

9h 27m

2 stops

C$ 555American Airlines

Thu, 7 May - Sun, 10 May

8:15 a.m. - 8:45 p.m.

YUL

SAT

13h 30m

1 stop

7:00 a.m. - 7:45 p.m.

SAT

YUL

11h 45m

1 stop

C$ 568Air Canada

Thu, 10 Sep - Mon, 14 Sep

4:40 p.m. - 10:38 p.m.

YUL

SAT

6h 58m

1 stop

1:44 p.m. - 10:06 p.m.

SAT

YUL

7h 22m

1 stop

C$ 570Air Canada

Thu, 10 Sep - Mon, 14 Sep

United Airlines flights from Montreal to San Antonio

Our best United Airlines deals on Montreal to San Antonio flight tickets

United Airlines

11 Sep

YUL6:00 a.m.Montreal Pierre Elliott Trudeau Intl

6h 40m

1 stop

SAT11:40 a.m.San Antonio

13 Sep

SAT7:00 a.m.San Antonio

6h 40m

1 stop

YUL2:40 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 494

United Airlines

11 Sep

YUL11:23 a.m.Montreal Pierre Elliott Trudeau Intl

13h 26m

2 stops

SAT11:49 p.m.San Antonio

13 Sep

SAT1:40 p.m.San Antonio

6h 46m

1 stop

YUL9:26 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 496

United Airlines

2 Jul

YUL8:30 a.m.Montreal Pierre Elliott Trudeau Intl

12h 20m

2 stops

SAT7:50 p.m.San Antonio

11 Jul

SAT5:30 a.m.San Antonio

8h 58m

1 stop

YUL3:28 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 587

Delta flights from Montreal to San Antonio

Our best Delta deals on Montreal to San Antonio flight tickets

Delta

1 Jul

YUL5:07 p.m.Montreal Pierre Elliott Trudeau Intl

6h 14m

1 stop

SAT10:21 p.m.San Antonio

9 Jul

SAT2:21 p.m.San Antonio

8h 34m

1 stop

YUL11:55 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 514

Delta

4 Jun

YUL6:00 a.m.Montreal Pierre Elliott Trudeau Intl

10h 52m

1 stop

SAT3:52 p.m.San Antonio

8 Jun

SAT4:00 p.m.San Antonio

6h 28m

1 stop

YUL11:28 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 515

Delta

27 Jun

YUL7:00 a.m.Montreal Pierre Elliott Trudeau Intl

9h 51m

1 stop

SAT3:51 p.m.San Antonio

1 Jul

SAT5:10 a.m.San Antonio

10h 07m

1 stop

YUL4:17 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 533

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Fri 11/9

6:00 a.m.-11:40 a.m.

1 stop6h 40m

San Antonio

Sun 13/9

7:00 a.m.-2:40 p.m.

1 stop6h 40m

C$ 494

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Fri 11/9

11:23 a.m.-11:49 p.m.

2 stops13h 26m

San Antonio

Sun 13/9

1:40 p.m.-9:26 p.m.

1 stop6h 46m

C$ 496

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Wed 1/7

5:07 p.m.-10:21 p.m.

1 stop6h 14m

San Antonio

Thu 9/7

2:21 p.m.-11:55 p.m.

1 stop8h 34m

C$ 514

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Thu 4/6

6:00 a.m.-3:52 p.m.

1 stop10h 52m

San Antonio

Mon 8/6

4:00 p.m.-11:28 p.m.

1 stop6h 28m

C$ 515

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Wed 1/7

2:10 p.m.-9:13 p.m.

1 stop8h 03m

San Antonio

Sat 11/7

9:00 a.m.-8:20 p.m.

2 stops10h 20m

C$ 529

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Sat 27/6

7:00 a.m.-3:51 p.m.

1 stop9h 51m

San Antonio

Wed 1/7

5:10 a.m.-4:17 p.m.

1 stop10h 07m

C$ 533

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Thu 24/9

1:01 p.m.-10:57 p.m.

1 stop10h 56m

San Antonio

Wed 30/9

1:40 p.m.-9:34 p.m.

1 stop6h 54m

C$ 534

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Thu 7/5

1:03 p.m.-9:57 p.m.

2 stops9h 54m

San Antonio

Sun 10/5

5:00 a.m.-3:27 p.m.

2 stops9h 27m

C$ 555

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Thu 10/9

8:15 a.m.-8:45 p.m.

1 stop13h 30m

San Antonio

Mon 14/9

7:00 a.m.-7:45 p.m.

1 stop11h 45m

C$ 568

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Thu 10/9

4:40 p.m.-10:38 p.m.

1 stop6h 58m

San Antonio

Mon 14/9

1:44 p.m.-10:06 p.m.

1 stop7h 22m

C$ 570

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

Layovers

Can stopping save me money on Montreal to San Antonio flights?

You could potentially save up to 14% on your flight if you consider stops on a Montreal to San Antonio flight.

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 37m
Direct flights	None

The fastest flight from Montreal to San Antonio takes 6h 37m

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?
Montreal and San Antonio are 2812.2 km apart from one another. Typically, this will take 6h 37m by plane in normal conditions.
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 many operators does momondo search for flights from Montreal to San Antonio Airport?
There are 4 operators available for flights from Montreal to San Antonio Airport as of April 2026.
How old do you have to be to fly from Montreal to San Antonio Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, 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.
What is the most popular airline from Montreal to San Antonio?
momondo data reveals that the most frequently booked airline on the route from Montreal to San Antonio is WestJet, representing 52% of all bookings. The subsequent popular airline is American Airlines at 48%.

Best airlines flying from Montreal to San Antonio

Compare and see reviews for airlines that fly from Montreal to San Antonio with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom C$ 308	Free Cancellation	Rating 7.4 9,635 reviews	Search United Airlines flights
Delta	PriceFrom C$ 414	Free Cancellation	Rating 7.9 8,438 reviews	Search Delta flights
WestJet	PriceFrom C$ 609	Free Cancellation	Rating 7.2 3,324 reviews	Search WestJet flights
Air Canada	PriceFrom C$ 747	Free Cancellation	Rating 7.1 10,957 reviews	Search Air Canada flights

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?

All flight searches from Montreal to San Antonio on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Montreal to San Antonio?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Montreal to San Antonio.

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.