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San Antonio

$289+ 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 9/6. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — SAT
Aug 23 — Aug 301
Sun 8/23
Sun 8/30
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 July 24, 2026.

This Air Canada deal was found by Cheapflights users on 7/23. 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.
Fri 9/42:00 pm
YOW
-
SAT
1 stop8h 13m
Air Canada
Tue 9/88:50 am
SAT
-
YOW
1 stop7h 25m
Air Canada
Deal found 7/23$471
This Air Canada deal was found by Cheapflights users on 7/23. 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.
Wed 8/192:00 pm
YOW
-
SAT
1 stop8h 05m
Air Canada
Tue 8/258:50 am
SAT
-
YOW
1 stop7h 20m
Air Canada
Deal found 7/23$472
This Delta deal was found by Cheapflights users on 7/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/212:25 pm
YOW
-
SAT
2 stops10h 04m
Delta
Wed 9/911:06 am
SAT
-
YOW
2 stops12h 14m
Delta
Deal found 7/19$505
This Air Canada deal was found by Cheapflights users on 7/23. 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.
Wed 8/196:25 am
YOW
-
SAT
1 stop11h 06m
Air Canada
Sun 8/236:30 am
SAT
-
YOW
1 stop14h 05m
Air Canada
Deal found 7/23$512
This United Airlines deal was found by Cheapflights users on 7/21. 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 8/186:25 am
YOW
-
SAT
2 stops10h 18m
United Airlines
Thu 8/205:59 pm
SAT
-
YOW
2 stops14h 57m
United Airlines
Deal found 7/21$514
This United Airlines deal was found by Cheapflights users on 7/20. 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.
Thu 8/136:25 am
YOW
-
SAT
2 stops10h 18m
United Airlines
Mon 8/179:30 am
SAT
-
YOW
2 stops13h 24m
United Airlines
Deal found 7/20$515
This United Airlines deal was found by Cheapflights users on 7/23. 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 9/42:52 pm
YOW
-
SAT
2 stops8h 47m
United Airlines
Sun 9/66:30 am
SAT
-
YOW
1 stop6h 29m
United Airlines
Deal found 7/23$520
This United Airlines deal was found by Cheapflights users on 7/23. 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 8/1910:37 am
YOW
-
SAT
2 stops11h 39m
United Airlines
Sun 8/236:30 am
SAT
-
YOW
1 stop14h 05m
United Airlines
Deal found 7/23$521
This Delta deal was found by Cheapflights users on 7/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/112:25 pm
YOW
-
SAT
2 stops10h 04m
Delta
Fri 9/111:55 pm
SAT
-
YOW
2 stops9h 25m
Delta
Deal found 7/23$528
This Air Canada deal was found by Cheapflights users on 7/23. 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.
Wed 9/24:00 pm
YOW
-
SAT
1 stop6h 13m
Air Canada
Thu 9/108:50 am
SAT
-
YOW
1 stop7h 25m
Air Canada
Deal found 7/23$531
This Delta deal was found by Cheapflights users on 7/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/36:55 am
YOW
-
SAT
2 stops9h 59m
Delta
Thu 9/101:55 pm
SAT
-
YOW
2 stops9h 25m
Delta
Deal found 7/23$536
This United Airlines deal was found by Cheapflights users on 7/20. 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.
Mon 8/1710:00 am
YOW
-
SAT
2 stops13h 50m
United Airlines
Mon 8/2412:55 pm
SAT
-
YOW
2 stops9h 59m
United Airlines
Deal found 7/20$541

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 July 24, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$471
(Air Canada)

One-way from

$289
(United Airlines)

Popular in

March

Cheapest in

December

Average price

$388
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. 6% potential increase in price ($36 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($32 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 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 July 24, 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

Tue 8/18

6:05 am-3:43 pm

2 stops10h 38m

San Antonio

Wed 8/19

6:30 am-1:59 pm

1 stop6h 29m

$514

OttawaSan Antonio

YOW - SAT

YOWSAT

Ottawa

Tue 8/18

6:25 am-3:43 pm

2 stops10h 18m

San Antonio

Thu 8/20

5:59 pm-9:56 am

2 stops14h 57m

$514

OttawaSan Antonio

YOW - SAT

YOWSAT

Ottawa

Thu 8/13

6:25 am-4:31 pm

1 stop11h 06m

San Antonio

Mon 8/17

6:00 am-4:38 pm

1 stop9h 38m

$515

OttawaSan Antonio

YOW - SAT

YOWSAT

Ottawa

Wed 9/2

10:37 am-9:16 pm

2 stops11h 39m

San Antonio

Wed 9/9

12:10 pm-6:59 pm

1 stop5h 49m

$515

OttawaSan Antonio

YOW - SAT

YOWSAT

Ottawa

Mon 8/17

6:25 am-4:31 pm

1 stop11h 06m

San Antonio

Mon 8/24

6:30 am-9:35 pm

1 stop14h 05m

$515

OttawaSan Antonio

YOW - SAT

YOWSAT

Ottawa

Sat 10/3

3:10 pm-10:51 pm

2 stops8h 41m

San Antonio

Sat 10/10

11:47 am-11:54 pm

2 stops11h 07m

$515

OttawaSan Antonio

YOW - SAT

YOWSAT

Ottawa

Wed 9/2

6:00 am-1:29 pm

2 stops8h 29m

San Antonio

Sat 9/5

6:30 am-5:16 pm

1 stop9h 46m

$520
Quickest round-trip

OttawaSan Antonio

YOW - SAT

YOWSAT

Ottawa

Thu 9/3

10:37 am-4:31 pm

1 stop6h 54m

San Antonio

Tue 9/8

1:00 pm-9:35 pm

1 stop7h 35m

$520
Cheapest one-way
Quickest one-way

OttawaSan Antonio

YOW - SAT

YOWSAT

Ottawa

Sun 9/6

6:05 am-8:52 pm

2 stops15h 47m

$289

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/23

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 July.
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.

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 10h 38m. 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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