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Cheap flights from San Antonio to Ottawa from C$ 222

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 1/6. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — YOW
26 Feb — 5 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from San Antonio to Ottawa

Enter your travel dates to find the best prices.

Cheapest flights from San Antonio to Ottawa
Explore the most affordable flight options available from San Antonio to Ottawa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 27 January 2026.

Mon 18/57:30 p.m.
SAT
-
YOW
2 stops17h 29m
United Airlines
Sat 30/510:35 a.m.
YOW
-
SAT
1 stop13h 33m
United Airlines
Deal found 25/1C$ 570
Mon 1/67:00 p.m.
SAT
-
YOW
2 stops17h 45m
United Airlines
Wed 3/65:25 p.m.
YOW
-
SAT
1 stop6h 43m
United Airlines
Deal found 26/1C$ 687
Mon 1/61:40 p.m.
SAT
-
YOW
1 stop6h 56m
United Airlines
Sat 6/66:00 a.m.
YOW
-
SAT
1 stop6h 02m
United Airlines
Deal found 26/1C$ 693
Sun 19/75:45 a.m.
SAT
-
YOW
2 stops9h 30m
United Airlines
Thu 23/75:15 a.m.
YOW
-
SAT
2 stops11h 23m
United Airlines
Deal found 26/1C$ 707
Mon 1/66:00 a.m.
SAT
-
YOW
1 stop16h 48m
Multiple Airlines
Sat 6/65:55 a.m.
YOW
-
SAT
2 stops30h 24m
Multiple Airlines
Deal found 26/1C$ 711
Mon 1/66:30 a.m.
SAT
-
YOW
2 stops16h 50m
Delta
Sat 6/65:55 a.m.
YOW
-
SAT
2 stops16h 33m
Delta
Deal found 26/1C$ 778
Mon 2/22:05 p.m.
SAT
-
YOW
1 stop6h 13m
United Airlines
Fri 6/27:27 p.m.
YOW
-
SAT
1 stop17h 07m
United Airlines
Deal found 25/1C$ 801

Find flight deals from San Antonio to Ottawa

Discover tips and strategies to find the most affordable flight options for your journey from San Antonio (SAT) to Ottawa (YOW). 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 27 January 2026.

Round-trip from

C$ 570

One-way from

C$ 222

Popular in

March

Cheapest in

February

Average price

C$ 1,242
United Airlines
  • United Airlines
  • 18/5-30/5
  • 3 total stops
  • 31h 02m total
  • San Antonio to Ottawa
Search Deals
1/6
  • 1/6
  • 2 total stops
  • 12h 54m total
  • San Antonio to Ottawa
Search Deals
High demand for flights, 13% potential price rise
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 46 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Antonio to Ottawa 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 629,999 searches. Data last updated 27 January 2026.
Use the filters below to find and compare flights from San Antonio to Ottawa that are best for you.

Fly from

San Antonio

Fly to

Ottawa

Route

Depart

Return

Price

San AntonioOttawa

SAT - YOW

SATYOW

San Antonio

Sun 19/7

7:30 a.m.-6:42 p.m.

1 stop10h 12m

Ottawa

Thu 23/7

6:00 p.m.-8:48 a.m.

2 stops15h 48m

C$ 570

San AntonioOttawa

SAT - YOW

SATYOW

San Antonio

Mon 18/5

6:02 p.m.-10:03 a.m.

2 stops15h 01m

Ottawa

Sat 30/5

5:25 p.m.-11:08 p.m.

1 stop6h 43m

C$ 570

San AntonioOttawa

SAT - YOW

SATYOW

San Antonio

Mon 1/6

1:40 p.m.-9:36 p.m.

1 stop6h 56m

Ottawa

Sat 6/6

6:00 a.m.-11:02 a.m.

1 stop6h 02m

C$ 693

San AntonioOttawa

SAT - YOW

SATYOW

San Antonio

Mon 1/6

1:40 p.m.-9:36 p.m.

1 stop6h 56m

Ottawa

Wed 3/6

6:00 a.m.-12:31 p.m.

1 stop7h 31m

C$ 693

San AntonioOttawa

SAT - YOW

SATYOW

San Antonio

Mon 1/6

10:26 a.m.-12:20 a.m.

2 stops12h 54m

C$ 222

Flights are sorted by cheapest round-trip flights first.

Deals found on 26/1

Best time to book a flight from San Antonio to Ottawa

Have a flexible travel schedule? Discover the best time to fly to Ottawa from San Antonio 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 San Antonio to Ottawa

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

Currently, September is the cheapest month in which you can book a flight from San Antonio to Ottawa (average of C$ 100). Flying from San Antonio to Ottawa in January is currently the most expensive (average of C$ 438). 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 San Antonio to Ottawa. 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 San Antonio to Ottawa?

    United Airlines can get you from San Antonio to Ottawa in just under 10h 12m. Your travel time can differ by up to . Airlines will cover a distance of 2652 km.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from San Antonio to Ottawa 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 San Antonio to Ottawa?

    Currently, September is the cheapest month in which you can book a flight from San Antonio to Ottawa (average of C$ 100). Flying from San Antonio to Ottawa in January is currently the most expensive (average of C$ 438). 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

Travelling to a place near Ottawa?

Book flights to Ottawa if you plan to visit one of these locations
Gatineau
Brockville
Smiths Falls
Perth
Pembroke
Wakefield

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Fly with Cheapflights

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How does Cheapflights help users find flights from San Antonio to Ottawa?

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Why should you use Cheapflights to find cheap flight tickets from San Antonio to Ottawa?

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Can Cheapflights find flights from San Antonio to Ottawa with no change fees?

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