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Cheap flights from Ottawa to San Antonio from $189

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ottawa to San Antonio departing on 5/23. 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
1 adult, Economy, 0 bags

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Find the cheapest flights from Ottawa to San Antonio

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
5:20 pm - 10:51 pm
YOW
-
SAT
6h 31m
1 stop
United Airlines Logo
6:40 am - 1:59 pm
SAT
-
YOW
6h 19m
1 stop
$316United Airlines
Thu, Jul 23 - Sun, Jul 26
United Airlines Logo
5:20 pm - 10:51 pm
YOW
-
SAT
6h 31m
1 stop
United Airlines Logo
5:30 am - 5:07 pm
SAT
-
YOW
10h 37m
2 stops
$321United Airlines
Thu, Jul 23 - Sun, Jul 26
United Airlines Logo
7:30 pm - 8:27 am
YOW
-
SAT
13h 57m
2 stops
United Airlines Logo
5:57 pm - 1:59 pm
SAT
-
YOW
19h 02m
2 stops
$337United Airlines
Thu, Jun 4 - Mon, Jun 8
United Airlines Logo
6:00 am - 10:59 am
YOW
-
SAT
5h 59m
1 stop
United Airlines Logo
6:40 am - 9:35 pm
SAT
-
YOW
13h 55m
1 stop
$377United Airlines
Tue, Jul 7 - Sun, Jul 12
United Airlines Logo
5:25 pm - 10:54 pm
YOW
-
SAT
6h 29m
1 stop
United Airlines Logo
7:10 pm - 3:11 pm
SAT
-
YOW
19h 01m
2 stops
$382United Airlines
Fri, May 8 - Fri, May 15
Air Canada Logo
6:05 am - 3:21 pm
YOW
-
SAT
10h 16m
1 stop
Air Canada Logo
6:44 am - 9:35 pm
SAT
-
YOW
13h 51m
1 stop
$390Air Canada
Thu, Jun 4 - Mon, Jun 8
United Airlines Logo
5:20 pm - 10:55 pm
YOW
-
SAT
6h 35m
1 stop
United Airlines Logo
6:47 am - 1:59 pm
SAT
-
YOW
6h 12m
1 stop
$406United Airlines
Sat, May 23 - Sat, May 30
United Airlines Logo
6:25 am - 10:44 pm
YOW
-
SAT
17h 19m
2 stops
United Airlines Logo
6:47 am - 1:59 pm
SAT
-
YOW
6h 12m
1 stop
$407United Airlines
Sat, May 23 - Sat, May 30
Multiple Airlines Logo
7:00 am - 4:16 pm
YOW
-
SAT
10h 16m
1 stop
Multiple Airlines Logo
5:26 pm - 3:00 pm
SAT
-
YOW
20h 34m
1 stop
$417Multiple Airlines
Fri, May 8 - Fri, May 15
United Airlines Logo
5:20 pm - 8:27 am
YOW
-
SAT
16h 07m
2 stops
United Airlines Logo
6:47 am - 1:59 pm
SAT
-
YOW
6h 12m
1 stop
$424United Airlines
Tue, May 26 - Sat, May 30

Air Canada flights from Ottawa to San Antonio

Our best Air Canada deals on Ottawa to San Antonio flight tickets
Air Canada
Jun 4
YOW6:05 amOttawa
10h 16m
1 stop
SAT3:21 pmSan Antonio
Jun 8
SAT6:44 amSan Antonio
13h 51m
1 stop
YOW9:35 pmOttawa
$390
Air Canada
Apr 14
YOW10:00 amOttawa
11h 40m
1 stop
SAT8:40 pmSan Antonio
Apr 17
SAT6:49 amSan Antonio
9h 18m
1 stop
YOW5:07 pmOttawa
$683
Air Canada
Apr 14
YOW6:10 amOttawa
10h 01m
1 stop
SAT3:11 pmSan Antonio
Apr 17
SAT12:15 pmSan Antonio
8h 50m
1 stop
YOW10:05 pmOttawa
$703

United Airlines flights from Ottawa to San Antonio

Our best United Airlines deals on Ottawa to San Antonio flight tickets
United Airlines
Jul 23
YOW5:20 pmOttawa
6h 31m
1 stop
SAT10:51 pmSan Antonio
Jul 26
SAT6:40 amSan Antonio
6h 19m
1 stop
YOW1:59 pmOttawa
$316
United Airlines
Jul 23
YOW5:20 pmOttawa
6h 31m
1 stop
SAT10:51 pmSan Antonio
Jul 26
SAT5:30 amSan Antonio
10h 37m
2 stops
YOW5:07 pmOttawa
$321
United Airlines
Jun 4
YOW7:30 pmOttawa
13h 57m
2 stops
SAT8:27 amSan Antonio
Jun 8
SAT5:57 pmSan Antonio
19h 02m
2 stops
YOW1:59 pmOttawa
$337

momondo Fare Finder

 
Customize your flight search to find flights from Ottawa 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 12, 2026.
Use the filters below to find and compare flights from Ottawa to San Antonio that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OttawaSan Antonio

YOW - SAT

YOWSAT

Ottawa

Thu 7/23

5:20 pm-10:51 pm

1 stop6h 31m

San Antonio

Sun 7/26

6:40 am-1:59 pm

1 stop6h 19m

$316

OttawaSan Antonio

YOW - SAT

YOWSAT

Ottawa

Thu 7/23

5:20 pm-10:51 pm

1 stop6h 31m

San Antonio

Sun 7/26

5:30 am-5:07 pm

2 stops10h 37m

$321

OttawaSan Antonio

YOW - SAT

YOWSAT

Ottawa

Thu 6/4

7:30 pm-8:27 am

2 stops13h 57m

San Antonio

Mon 6/8

5:57 pm-1:59 pm

2 stops19h 02m

$337

OttawaSan Antonio

YOW - SAT

YOWSAT

Ottawa

Tue 7/7

6:00 am-10:59 am

1 stop5h 59m

San Antonio

Sun 7/12

6:40 am-9:35 pm

1 stop13h 55m

$377

OttawaSan Antonio

YOW - SAT

YOWSAT

Ottawa

Fri 5/8

5:25 pm-10:54 pm

1 stop6h 29m

San Antonio

Fri 5/15

7:10 pm-3:11 pm

2 stops19h 01m

$382

OttawaSan Antonio

YOW - SAT

YOWSAT

Ottawa

Thu 6/4

6:05 am-3:21 pm

1 stop10h 16m

San Antonio

Mon 6/8

6:44 am-9:35 pm

1 stop13h 51m

$390
Quickest round-trip

OttawaSan Antonio

YOW - SAT

YOWSAT

Ottawa

Sat 5/23

5:20 pm-10:55 pm

1 stop6h 35m

San Antonio

Sat 5/30

6:47 am-1:59 pm

1 stop6h 12m

$406

OttawaSan Antonio

YOW - SAT

YOWSAT

Ottawa

Sat 5/23

6:25 am-10:44 pm

2 stops17h 19m

San Antonio

Sat 5/30

6:47 am-1:59 pm

1 stop6h 12m

$407

OttawaSan Antonio

YOW - SAT

YOWSAT

Ottawa

Fri 5/8

7:00 am-4:16 pm

1 stop10h 16m

San Antonio

Fri 5/15

5:26 pm-3:00 pm

1 stop20h 34m

$417

OttawaSan Antonio

YOW - SAT

YOWSAT

Ottawa

Tue 5/26

5:20 pm-8:27 am

2 stops16h 07m

San Antonio

Sat 5/30

6:47 am-1:59 pm

1 stop6h 12m

$424

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 17 resultsSorted by cheapest first
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See travel insights to San Antonio from

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

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

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

You could potentially save up to 46% on your flight if you consider stops on a Ottawa to San Antonio flight.

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

5h 59m

Direct flights

None
The fastest flight from Ottawa to San Antonio takes 5h 59m
There are no direct flights from Ottawa to San Antonio. There are no popular flight routes from Ottawa to San Antonio.
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Frequently asked questions about flying from Ottawa to San Antonio

  • How far is Ottawa to San Antonio by plane?

    There are 1657.1 mi between Ottawa and San Antonio. 5h 59m is a normal flight duration for this route.

  • 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 old do you have to be to fly from Ottawa Airport 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 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.

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 Ottawa to San Antonio?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Ottawa to San Antonio for you.

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

Flights from Ottawa to San Antonio with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once you have performed a search for Ottawa to San Antonio flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are simply researching potential flights to San Antonio, momondo offers a useful price alert feature which will track prices for flights to San Antonio from Ottawa and alert you when they change.

An easier way to manage your San Antonio trip

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