Which airlines fly to San Antonio?

Air Canada, United Airlines and Porter Airlines are the top three most popular airlines that fly to San Antonio from Ottawa according to our data. Air Canada is the first choice among our users, with 46% of people opting to fly with this airline when travelling to San Antonio. Keep in mind that there are 5 different airlines that fly to San Antonio on a routine basis, so you have a few additional options to choose from.

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

United Airlines is the most popular carrier operating from Ottawa to San Antonio

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

Prices for flights from Ottawa Airport to San Antonio Airport are refreshed on a daily basis.

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

There is 1 operator available for flights from Ottawa Airport to San Antonio Airport as of July 2026.

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

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Ottawa Airport 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$ 369 Cheap Flights from Ottawa to San Antonio in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Ottawa to San Antonio

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

3:10 p.m. - 10:51 p.m.

YOW

SAT

8h 41m

2 stops

7:00 a.m. - 2:17 p.m.

SAT

YOW

6h 17m

1 stop

C$ 651United Airlines

Sat, 3 Oct - Wed, 14 Oct

6:25 a.m. - 12:06 p.m.

YOW

SAT

6h 41m

1 stop

7:00 a.m. - 2:17 p.m.

SAT

YOW

6h 17m

1 stop

C$ 651United Airlines

Sat, 3 Oct - Wed, 14 Oct

3:10 p.m. - 10:51 p.m.

YOW

SAT

8h 41m

2 stops

5:33 p.m. - 9:56 a.m.

SAT

YOW

15h 23m

2 stops

C$ 657United Airlines

Sat, 26 Sep - Sat, 10 Oct

7:30 p.m. - 11:04 a.m.

YOW

SAT

16h 34m

1 stop

4:17 p.m. - 1:59 p.m.

SAT

YOW

20h 42m

2 stops

C$ 657United Airlines

Sat, 26 Sep - Sat, 10 Oct

6:25 a.m. - 3:53 p.m.

YOW

SAT

10h 28m

2 stops

5:30 p.m. - 9:11 a.m.

SAT

YOW

14h 41m

2 stops

C$ 657United Airlines

Sat, 3 Oct - Wed, 14 Oct

3:10 p.m. - 10:39 p.m.

YOW

SAT

8h 29m

2 stops

6:30 a.m. - 1:59 p.m.

SAT

YOW

6h 29m

1 stop

C$ 665United Airlines

Thu, 27 Aug - Sun, 30 Aug

5:20 p.m. - 10:50 p.m.

YOW

SAT

6h 30m

1 stop

2:15 p.m. - 11:54 p.m.

SAT

YOW

8h 39m

2 stops

C$ 665United Airlines

Thu, 20 Aug - Mon, 24 Aug

6:25 a.m. - 11:52 a.m.

YOW

SAT

6h 27m

1 stop

12:55 p.m. - 9:35 p.m.

SAT

YOW

7h 40m

1 stop

C$ 665United Airlines

Thu, 20 Aug - Mon, 24 Aug

5:20 p.m. - 10:50 p.m.

YOW

SAT

6h 30m

1 stop

12:55 p.m. - 9:35 p.m.

SAT

YOW

7h 40m

1 stop

C$ 717Air Canada

Wed, 2 Sep - Sun, 6 Sep

6:25 a.m. - 11:52 a.m.

YOW

SAT

6h 27m

1 stop

12:15 p.m. - 11:54 p.m.

SAT

YOW

10h 39m

1 stop

C$ 803Air Canada

Mon, 31 Aug - Fri, 4 Sep

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Air Canada flights from Ottawa to San Antonio

Our best Air Canada deals on Ottawa to San Antonio flight tickets

Air Canada

2 Sep

YOW5:20 p.m.Ottawa

6h 30m

1 stop

SAT10:50 p.m.San Antonio

6 Sep

SAT12:55 p.m.San Antonio

7h 40m

1 stop

YOW9:35 p.m.Ottawa

C$ 717

Air Canada

31 Aug

YOW6:25 a.m.Ottawa

6h 27m

1 stop

SAT11:52 a.m.San Antonio

4 Sep

SAT12:15 p.m.San Antonio

10h 39m

1 stop

YOW11:54 p.m.Ottawa

C$ 803

Air Canada

13 Aug

YOW10:00 a.m.Ottawa

13h 50m

2 stops

SAT10:50 p.m.San Antonio

17 Aug

SAT7:35 a.m.San Antonio

11h 10m

2 stops

YOW7:45 p.m.Ottawa

C$ 884

United Airlines flights from Ottawa to San Antonio

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

United Airlines

3 Oct

YOW6:25 a.m.Ottawa

6h 41m

1 stop

SAT12:06 p.m.San Antonio

14 Oct

SAT7:00 a.m.San Antonio

6h 17m

1 stop

YOW2:17 p.m.Ottawa

C$ 651

United Airlines

26 Sep

YOW3:10 p.m.Ottawa

8h 41m

2 stops

SAT10:51 p.m.San Antonio

10 Oct

SAT5:33 p.m.San Antonio

15h 23m

2 stops

YOW9:56 a.m.Ottawa

C$ 657

United Airlines

20 Aug

YOW5:20 p.m.Ottawa

6h 30m

1 stop

SAT10:50 p.m.San Antonio

24 Aug

SAT2:15 p.m.San Antonio

8h 39m

2 stops

YOW11:54 p.m.Ottawa

C$ 665

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OttawaSan Antonio

YOW - SAT

YOWSAT

Ottawa

Sat 3/10

3:10 p.m.-10:51 p.m.

2 stops8h 41m

San Antonio

Wed 14/10

7:00 a.m.-2:17 p.m.

1 stop6h 17m

C$ 651

Quickest round-trip

OttawaSan Antonio

YOW - SAT

YOWSAT

Ottawa

Sat 3/10

6:25 a.m.-12:06 p.m.

1 stop6h 41m

San Antonio

Wed 14/10

7:00 a.m.-2:17 p.m.

1 stop6h 17m

C$ 651

OttawaSan Antonio

YOW - SAT

YOWSAT

Ottawa

Sat 26/9

3:10 p.m.-10:51 p.m.

2 stops8h 41m

San Antonio

Sat 10/10

5:33 p.m.-9:56 a.m.

2 stops15h 23m

C$ 657

OttawaSan Antonio

YOW - SAT

YOWSAT

Ottawa

Sat 26/9

7:30 p.m.-11:04 a.m.

1 stop16h 34m

San Antonio

Sat 10/10

4:17 p.m.-1:59 p.m.

2 stops20h 42m

C$ 657

OttawaSan Antonio

YOW - SAT

YOWSAT

Ottawa

Sat 3/10

6:25 a.m.-3:53 p.m.

2 stops10h 28m

San Antonio

Wed 14/10

5:30 p.m.-9:11 a.m.

2 stops14h 41m

C$ 657

OttawaSan Antonio

YOW - SAT

YOWSAT

Ottawa

Thu 27/8

3:10 p.m.-10:39 p.m.

2 stops8h 29m

San Antonio

Sun 30/8

6:30 a.m.-1:59 p.m.

1 stop6h 29m

C$ 665

OttawaSan Antonio

YOW - SAT

YOWSAT

Ottawa

Thu 20/8

5:20 p.m.-10:50 p.m.

1 stop6h 30m

San Antonio

Mon 24/8

2:15 p.m.-11:54 p.m.

2 stops8h 39m

C$ 665

OttawaSan Antonio

YOW - SAT

YOWSAT

Ottawa

Thu 20/8

6:25 a.m.-11:52 a.m.

1 stop6h 27m

San Antonio

Mon 24/8

12:55 p.m.-9:35 p.m.

1 stop7h 40m

C$ 665

OttawaSan Antonio

YOW - SAT

YOWSAT

Ottawa

Wed 2/9

5:20 p.m.-10:50 p.m.

1 stop6h 30m

San Antonio

Sun 6/9

12:55 p.m.-9:35 p.m.

1 stop7h 40m

C$ 717

OttawaSan Antonio

YOW - SAT

YOWSAT

Ottawa

Mon 31/8

6:25 a.m.-11:52 a.m.

1 stop6h 27m

San Antonio

Fri 4/9

12:15 p.m.-11:54 p.m.

1 stop10h 39m

C$ 803

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 resultsSorted by cheapest first

How to get the cheapest flight ticket from Ottawa 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

What is the cheapest month to fly to San Antonio?

The cheapest month to fly to San Antonio from Ottawa is in August. Flight prices, which tend to average around C$ 0, are often lower during this time because this is during the off-season. If you’re not able to fly to San Antonio in August, then January is your next best option. Flight prices from Ottawa to San Antonio during January average around C$ 0.

When to book flights from Ottawa to San Antonio

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

Estimated round-trip price

Cheap Ottawa to San Antonio (YOW to SAT) flight deals and tips

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

Fastest flight time	6h 30m
Direct flights	None

The fastest flight from Ottawa to San Antonio takes 6h 30m

There are no direct flights from Ottawa to San Antonio. There are no popular flight routes from Ottawa to San Antonio.

Search flight deals

Frequently asked questions about flying from Ottawa to San Antonio

How far is Ottawa to San Antonio by plane?
A flight from Ottawa to San Antonio will travel around 2666.9 km. A reasonable flight in good conditions will take 6h 30m.
When did momondo last update prices for flights from Ottawa Airport to San Antonio Airport?
Prices for flights from Ottawa Airport to San Antonio Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Ottawa Airport to San Antonio Airport?
There is 1 operator available for flights from Ottawa Airport to San Antonio Airport as of July 2026.
How old do you have to be to fly from Ottawa Airport to San Antonio Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Ottawa Airport 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 Ottawa to San Antonio?
Based on momondo bookings for flights between Ottawa and San Antonio, the leading airline is United Airlines, making up 100% of the total bookings.

Best airlines flying from Ottawa to San Antonio

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

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom C$ 419	Free Cancellation	Rating 7.4 10,053 reviews		Search United Airlines flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Ottawa to San Antonio. momondo saves you time and could save you money on your trip.

Can I find flights from Ottawa to San Antonio with flexible booking policies on momondo?

momondo does allow users to show only those flights to San Antonio from Ottawa which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Ottawa 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 Ottawa.

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

Yes momondo offers price alerts on flights to San Antonio from Ottawa. 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.