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

Which airlines fly to San Antonio?

Air Canada, United Airlines and Delta 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 45% 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.

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 June 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$ 366 Cheap Flights from Ottawa to San Antonio in 2026

Q: What is the typical price of a round-trip flight between Ottawa and San Antonio?

Prices are currently low for flights on this route. Typical prices usually range from C$ 802 to C$ 570. The lowest price recently found on this route was C$ 624.

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.

12:30 p.m. - 10:48 p.m.

YOW

SAT

11h 18m

2 stops

5:00 p.m. - 1:26 p.m.

SAT

YOW

19h 26m

2 stops

C$ 624United Airlines

Tue, 8 Dec - Sat, 12 Dec

7:30 p.m. - 8:27 a.m.

YOW

SAT

13h 57m

2 stops

6:40 a.m. - 1:59 p.m.

SAT

YOW

6h 19m

1 stop

C$ 650United Airlines

Tue, 7 Jul - Wed, 15 Jul

10:44 a.m. - 4:29 p.m.

YOW

SAT

6h 45m

1 stop

5:57 p.m. - 9:11 a.m.

SAT

YOW

14h 14m

2 stops

C$ 651United Airlines

Thu, 9 Jul - Sat, 11 Jul

4:00 p.m. - 9:13 p.m.

YOW

SAT

6h 13m

1 stop

9:00 a.m. - 5:10 p.m.

SAT

YOW

7h 10m

1 stop

C$ 652Air Canada

Wed, 2 Sep - Sat, 5 Sep

6:00 a.m. - 10:59 a.m.

YOW

SAT

5h 59m

1 stop

8:50 a.m. - 5:10 p.m.

SAT

YOW

7h 20m

1 stop

C$ 666Multiple Airlines

Tue, 14 Jul - Thu, 23 Jul

2:52 p.m. - 10:51 p.m.

YOW

SAT

8h 59m

2 stops

5:30 p.m. - 9:56 a.m.

SAT

YOW

15h 26m

2 stops

C$ 675United Airlines

Wed, 2 Sep - Sat, 5 Sep

6:00 a.m. - 10:51 p.m.

YOW

SAT

17h 51m

3 stops

5:30 p.m. - 9:56 a.m.

SAT

YOW

15h 26m

2 stops

C$ 676United Airlines

Wed, 2 Sep - Sat, 5 Sep

6:25 a.m. - 3:39 p.m.

YOW

SAT

10h 14m

2 stops

6:40 a.m. - 10:05 p.m.

SAT

YOW

14h 25m

2 stops

C$ 734United Airlines

Tue, 7 Jul - Tue, 14 Jul

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

YOW

SAT

8h 29m

2 stops

6:30 a.m. - 10:35 p.m.

SAT

YOW

15h 05m

2 stops

C$ 735United Airlines

Wed, 2 Sep - Sat, 5 Sep

7:30 p.m. - 8:27 a.m.

YOW

SAT

13h 57m

2 stops

7:20 p.m. - 3:10 p.m.

SAT

YOW

18h 50m

2 stops

C$ 745United Airlines

Tue, 14 Jul - Thu, 23 Jul

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United Airlines flights from Ottawa to San Antonio

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

United Airlines

8 Dec

YOW7:25 p.m.Ottawa

16h 51m

1 stop

SAT11:16 a.m.San Antonio

12 Dec

SAT5:00 p.m.San Antonio

15h 11m

2 stops

YOW9:11 a.m.Ottawa

C$ 624

United Airlines

7 Jul

YOW7:30 p.m.Ottawa

13h 57m

2 stops

SAT8:27 a.m.San Antonio

15 Jul

SAT6:40 a.m.San Antonio

6h 19m

1 stop

YOW1:59 p.m.Ottawa

C$ 650

United Airlines

9 Jul

YOW10:44 a.m.Ottawa

6h 45m

1 stop

SAT4:29 p.m.San Antonio

11 Jul

SAT5:57 p.m.San Antonio

14h 14m

2 stops

YOW9:11 a.m.Ottawa

C$ 651

American Airlines flights from Ottawa to San Antonio

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

American Airlines

21 Aug

YOW8:40 a.m.Ottawa

14h 20m

3 stops

SAT10:00 p.m.San Antonio

25 Aug

SAT8:55 a.m.San Antonio

11h 40m

2 stops

YOW9:35 p.m.Ottawa

C$ 1,128

American Airlines

14 Jul

YOW8:40 a.m.Ottawa

13h 23m

3 stops

SAT9:03 p.m.San Antonio

23 Jul

SAT5:47 p.m.San Antonio

20h 08m

2 stops

YOW2:55 p.m.Ottawa

C$ 1,292

American Airlines

7 Jul

YOW8:40 a.m.Ottawa

14h 20m

3 stops

SAT10:00 p.m.San Antonio

14 Jul

SAT9:00 a.m.San Antonio

10h 05m

2 stops

YOW8:05 p.m.Ottawa

C$ 1,519

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OttawaSan Antonio

YOW - SAT

YOWSAT

Ottawa

Tue 8/12

12:30 p.m.-10:48 p.m.

2 stops11h 18m

San Antonio

Sat 12/12

5:00 p.m.-1:26 p.m.

2 stops19h 26m

C$ 624

OttawaSan Antonio

YOW - SAT

YOWSAT

Ottawa

Tue 7/7

7:30 p.m.-8:27 a.m.

2 stops13h 57m

San Antonio

Wed 15/7

6:40 a.m.-1:59 p.m.

1 stop6h 19m

C$ 650

OttawaSan Antonio

YOW - SAT

YOWSAT

Ottawa

Thu 9/7

10:44 a.m.-4:29 p.m.

1 stop6h 45m

San Antonio

Sat 11/7

5:57 p.m.-9:11 a.m.

2 stops14h 14m

C$ 651

OttawaSan Antonio

YOW - SAT

YOWSAT

Ottawa

Wed 2/9

4:00 p.m.-9:13 p.m.

1 stop6h 13m

San Antonio

Sat 5/9

9:00 a.m.-5:10 p.m.

1 stop7h 10m

C$ 652

Quickest round-trip

OttawaSan Antonio

YOW - SAT

YOWSAT

Ottawa

Tue 14/7

6:00 a.m.-10:59 a.m.

1 stop5h 59m

San Antonio

Thu 23/7

8:50 a.m.-5:10 p.m.

1 stop7h 20m

C$ 666

OttawaSan Antonio

YOW - SAT

YOWSAT

Ottawa

Wed 2/9

2:52 p.m.-10:51 p.m.

2 stops8h 59m

San Antonio

Sat 5/9

5:30 p.m.-9:56 a.m.

2 stops15h 26m

C$ 675

OttawaSan Antonio

YOW - SAT

YOWSAT

Ottawa

Wed 2/9

6:00 a.m.-10:51 p.m.

3 stops17h 51m

San Antonio

Sat 5/9

5:30 p.m.-9:56 a.m.

2 stops15h 26m

C$ 676

OttawaSan Antonio

YOW - SAT

YOWSAT

Ottawa

Tue 7/7

6:25 a.m.-3:39 p.m.

2 stops10h 14m

San Antonio

Tue 14/7

6:40 a.m.-10:05 p.m.

2 stops14h 25m

C$ 734

OttawaSan Antonio

YOW - SAT

YOWSAT

Ottawa

Wed 2/9

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

2 stops8h 29m

San Antonio

Sat 5/9

6:30 a.m.-10:35 p.m.

2 stops15h 05m

C$ 735

OttawaSan Antonio

YOW - SAT

YOWSAT

Ottawa

Tue 14/7

7:30 p.m.-8:27 a.m.

2 stops13h 57m

San Antonio

Thu 23/7

7:20 p.m.-3:10 p.m.

2 stops18h 50m

C$ 745

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 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 typical price of a round-trip flight between Ottawa and San Antonio?

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 45m
Direct flights	None

The fastest flight from Ottawa to San Antonio takes 6h 45m

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 45m.
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 June 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 9,859 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.