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San Antonio

$193+ 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 5/13. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — SAT
May 23 — May 301
Sat 5/23
Sat 5/30
1 adult, Economy
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Cheap 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 April 23, 2026.

This United Airlines deal was found by Cheapflights users on 4/20. 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.
Wed 9/26:00 am
YOW
-
SAT
2 stops11h 08m
United Airlines
Sun 9/66:00 am
SAT
-
YOW
1 stop9h 15m
United Airlines
Deal found 4/20$354
This Air Canada deal was found by Cheapflights users on 4/22. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/610:44 am
YOW
-
SAT
1 stop13h 11m
Air Canada
Sat 6/138:30 am
SAT
-
YOW
1 stop7h 41m
Air Canada
Deal found 4/22$379
This United Airlines deal was found by Cheapflights users on 4/20. 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.
Fri 9/116:00 am
YOW
-
SAT
1 stop5h 58m
United Airlines
Sun 9/131:40 pm
SAT
-
YOW
1 stop6h 55m
United Airlines
Deal found 4/20$388
This United Airlines deal was found by Cheapflights users on 4/22. 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.
Sat 6/65:20 pm
YOW
-
SAT
2 stops16h 07m
United Airlines
Sat 6/138:30 am
SAT
-
YOW
1 stop7h 41m
United Airlines
Deal found 4/22$403
This United Airlines deal was found by Cheapflights users on 4/19. 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.
Tue 6/236:25 am
YOW
-
SAT
1 stop6h 47m
United Airlines
Wed 6/247:00 am
SAT
-
YOW
1 stop15h 54m
United Airlines
Deal found 4/19$426
This United Airlines deal was found by Cheapflights users on 4/20. 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.
Sun 4/266:00 am
YOW
-
SAT
2 stops8h 08m
United Airlines
Wed 4/295:30 am
SAT
-
YOW
2 stops7h 57m
United Airlines
Deal found 4/20$689

Find 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 April 23, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$354
(United Airlines)

One-way from

$193
(Air Canada)

Popular in

July

Cheapest in

December

Average price

$476
Provider with most accurate pricing for Ottawa-San Antonio flight deals.
Search Deals
Provider most trusted by Cheapflights users for Ottawa-San Antonio flights.
Search Deals
From Ottawa to San Antonio
Search Deals
One-way flight from Ottawa to San Antonio
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($147 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($29 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

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 April 23, 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

Wed 9/2

6:00 am-11:40 am

1 stop6h 40m

San Antonio

Sun 9/6

6:40 am-9:35 pm

1 stop13h 55m

$354

OttawaSan Antonio

YOW - SAT

YOWSAT

Ottawa

Sat 6/6

10:44 am-10:55 pm

1 stop13h 11m

San Antonio

Sat 6/13

8:30 am-5:11 pm

1 stop7h 41m

$379
Quickest round-trip

OttawaSan Antonio

YOW - SAT

YOWSAT

Ottawa

Fri 9/11

6:00 am-10:58 am

1 stop5h 58m

San Antonio

Sun 9/13

1:40 pm-9:35 pm

1 stop6h 55m

$388

OttawaSan Antonio

YOW - SAT

YOWSAT

Ottawa

Sat 6/6

5:20 pm-8:27 am

2 stops16h 07m

San Antonio

Sat 6/13

8:30 am-5:11 pm

1 stop7h 41m

$403
Cheapest one-way
Quickest one-way

OttawaSan Antonio

YOW - SAT

YOWSAT

Ottawa

Wed 5/13

2:00 pm-9:18 pm

1 stop8h 18m

$193

OttawaSan Antonio

YOW - SAT

YOWSAT

Ottawa

Sat 5/23

7:00 am-6:59 pm

2 stops36h 59m

$237

OttawaSan Antonio

YOW - SAT

YOWSAT

Ottawa

Sat 6/6

5:50 pm-8:27 am

2 stops15h 37m

$253

OttawaSan Antonio

YOW - SAT

YOWSAT

Ottawa

Wed 5/13

10:25 am-10:54 pm

2 stops13h 29m

$274

OttawaSan Antonio

YOW - SAT

YOWSAT

Ottawa

Wed 5/13

6:55 am-4:16 pm

3 stops34h 21m

$288

OttawaSan Antonio

YOW - SAT

YOWSAT

Ottawa

Sat 6/6

7:00 am-9:15 am

3 stops27h 15m

$318

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/22

Sorted by cheapest first

Compare providers for flights from Ottawa to San Antonio

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Ottawa to San Antonio in April.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Ottawa-San Antonio flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ottawa-San Antonio flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ottawa-San Antonio flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Ottawa-San Antonio flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Ottawa-San Antonio flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

How much does it cost to fly round-trip from Ottawa to San Antonio?

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 6h 40m. 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.

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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