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San Antonio

$211+ Cheap flights from Ottawa (YOW) to San Antonio (SAT)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/8. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — SAT
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from Ottawa to San Antonio

Discover tips and strategies to find the most affordable flight options for your journey from Ottawa (YOW) to San Antonio (SAT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 11, 2025.

Round-trip from

$414
(Kiwi.com)

One-way from

$211
(Kiwi.com)

Popular in

May

Cheapest in

December

Average price

$679
From Ottawa to San Antonio
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One-way flight from Ottawa to San Antonio
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Highest demand for flights based on searches. 17% potential increase in price ($154 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($46 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Ottawa to San Antonio

Cheapest flights from Ottawa to San Antonio
Explore the most affordable flight options available from Ottawa to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This Kiwi.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/253:50 pmYOW - SAT
1 stop27h 40mMultiple Airlines
Sat 11/17:00 amSAT - YOW
2 stops41h 42mMultiple Airlines
Deal found 9/10$463
This FlightHub deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/95:55 amYOW - SAT
2 stops11h 01mWestJet
Wed 10/155:14 amSAT - YOW
2 stops18h 08mWestJet
Deal found 9/10$592
This United Airlines deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/96:05 amYOW - SAT
1 stop6h 32mUnited Airlines
Wed 10/151:05 pmSAT - YOW
1 stop7h 30mUnited Airlines
Deal found 9/11$666
This FlightHub deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/225:55 amYOW - SAT
2 stops18h 30mWestJet
Mon 9/291:37 pmSAT - YOW
2 stops9h 45mWestJet
Deal found 9/10$693

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated September 11, 2025.
Use the filters below to find and compare flights from Ottawa to San Antonio that are best for you.

Fly from

Ottawa

Fly to

San Antonio

Route

Depart

Return

Price

OttawaSan Antonio

YOW - SAT

YOWSAT

Ottawa

Sat 10/25

3:50 pm-6:30 pm

1 stop27h 40m

San Antonio

Sat 11/1

7:00 am-1:42 am

2 stops41h 42m

$463

OttawaSan Antonio

YOW - SAT

YOWSAT

Ottawa

Thu 10/9

5:55 am-3:56 pm

2 stops11h 01m

San Antonio

Wed 10/15

5:14 am-12:22 am

2 stops18h 08m

$592

OttawaSan Antonio

YOW - SAT

YOWSAT

Ottawa

Mon 2/23

6:00 am-12:03 pm

1 stop7h 03m

San Antonio

Wed 2/25

12:24 pm-11:43 pm

2 stops10h 19m

$628

OttawaSan Antonio

YOW - SAT

YOWSAT

Ottawa

Thu 10/9

6:05 am-11:37 am

1 stop6h 32m

San Antonio

Wed 10/15

1:05 pm-9:35 pm

1 stop7h 30m

$666

OttawaSan Antonio

YOW - SAT

YOWSAT

Ottawa

Wed 10/8

3:50 pm-6:30 pm

1 stop27h 40m

$214

OttawaSan Antonio

YOW - SAT

YOWSAT

Ottawa

Tue 10/7

3:35 pm-11:40 pm

2 stops33h 05m

$215

OttawaSan Antonio

YOW - SAT

YOWSAT

Ottawa

Tue 10/21

3:35 pm-11:40 pm

3 stops57h 05m

$225

OttawaSan Antonio

YOW - SAT

YOWSAT

Ottawa

Sun 10/26

4:15 pm-6:30 pm

1 stop27h 15m

$225

OttawaSan Antonio

YOW - SAT

YOWSAT

Ottawa

Thu 10/23

6:00 am-11:40 pm

3 stops18h 40m

$233

OttawaSan Antonio

YOW - SAT

YOWSAT

Ottawa

Tue 10/21

5:25 pm-11:58 am

1 stop19h 33m

$316

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/11

Showing 1-10 of 13 results
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Best time to book a flight from Ottawa to San Antonio

Have a flexible travel schedule? Discover the best time to fly to San Antonio from Ottawa with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Ottawa to San Antonio

What is the cheapest month to book a flight from Ottawa to San Antonio?

Currently, August is the cheapest month in which you can book a flight from Ottawa to San Antonio (average of $295). Flying from Ottawa to San Antonio in March is currently the most expensive (average of $376). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Ottawa to San Antonio. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Ottawa to San Antonio?

    Departing from Ottawa to San Antonio will take you 11h 01m. The distance between Ottawa and San Antonio is about 1648 mi.

  • Can I find deals for flights from Ottawa to San Antonio that include hotel bookings?

    Yes. In addition to deals on Ottawa to San Antonio flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ottawa to San Antonio?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ottawa to San Antonio.

  • Can I find deals for business class flights from Ottawa to San Antonio?

    Yes. Cheapflights offers flight deals from Ottawa to San Antonio by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Ottawa to San Antonio?

    Currently, August is the cheapest month in which you can book a flight from Ottawa to San Antonio (average of $295). Flying from Ottawa to San Antonio in March is currently the most expensive (average of $376). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near San Antonio?

Book flights to San Antonio if you plan to visit one of these locations
New Braunfels
Kerrville

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