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Cheap flights from San Antonio to Ottawa from C$ 233

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 25/5. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — YOW
9 Apr — 16 Apr1
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 10 March 2026.

Wed 22/46:49 a.m.
SAT
-
YOW
1 stop9h 18m
United Airlines
Sun 26/47:30 p.m.
YOW
-
SAT
1 stop16h 33m
United Airlines
Deal found 5/3C$ 467
Sun 12/47:15 p.m.
SAT
-
YOW
2 stops17h 44m
United Airlines
Sun 19/45:50 p.m.
YOW
-
SAT
2 stops15h 52m
United Airlines
Deal found 5/3C$ 487
Mon 18/57:10 p.m.
SAT
-
YOW
2 stops17h 49m
United Airlines
Sat 30/510:44 a.m.
YOW
-
SAT
1 stop13h 11m
United Airlines
Deal found 5/3C$ 510
Tue 21/47:15 a.m.
SAT
-
YOW
1 stop6h 07m
United Airlines
Tue 28/46:10 a.m.
YOW
-
SAT
1 stop10h 01m
United Airlines
Deal found 7/3C$ 532
Thu 2/411:46 a.m.
SAT
-
YOW
2 stops9h 19m
United Airlines
Mon 6/46:25 a.m.
YOW
-
SAT
1 stop17h 33m
United Airlines
Deal found 8/3C$ 545
Mon 6/47:15 p.m.
SAT
-
YOW
2 stops17h 44m
United Airlines
Mon 13/47:30 p.m.
YOW
-
SAT
2 stops14h 12m
United Airlines
Deal found 9/3C$ 567
Sat 4/41:22 p.m.
SAT
-
YOW
1 stop9h 36m
Multiple Airlines
Sat 11/44:15 p.m.
YOW
-
SAT
1 stop18h 12m
Multiple Airlines
Deal found 6/3C$ 582

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 10 March 2026.

Round-trip from

C$ 467

One-way from

C$ 233

Popular in

December

Cheapest in

February
United Airlines
  • United Airlines
  • 22/4-26/4
  • 2 total stops
  • 25h 51m total
  • San Antonio to Ottawa
Search Deals
United Airlines
  • United Airlines
  • 25/5
  • 2 total stops
  • 17h 24m total
  • San Antonio to Ottawa
Search Deals
High demand for flights, 9% potential price rise
Search Deals
Cheapest flight prices on average. 4% potential price decrease (C$ 57 potential savings vs. average RT price).
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 10 March 2026.
Use the filters below to find and compare flights from San Antonio to Ottawa that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San AntonioOttawa

SAT - YOW

SATYOW

San Antonio

Wed 22/4

6:49 a.m.-5:07 p.m.

1 stop9h 18m

Ottawa

Sun 26/4

7:30 p.m.-11:03 a.m.

1 stop16h 33m

C$ 467

San AntonioOttawa

SAT - YOW

SATYOW

San Antonio

Sun 12/4

7:15 p.m.-1:59 p.m.

2 stops17h 44m

Ottawa

Sun 19/4

5:50 p.m.-8:42 a.m.

2 stops15h 52m

C$ 487
Quickest round-trip

San AntonioOttawa

SAT - YOW

SATYOW

San Antonio

Tue 21/4

2:02 p.m.-9:35 p.m.

1 stop6h 33m

Ottawa

Sat 25/4

6:25 a.m.-12:24 p.m.

1 stop6h 59m

C$ 532

San AntonioOttawa

SAT - YOW

SATYOW

San Antonio

Thu 2/4

6:49 a.m.-1:53 p.m.

1 stop6h 04m

Ottawa

Mon 6/4

6:25 a.m.-10:58 p.m.

1 stop17h 33m

C$ 532

San AntonioOttawa

SAT - YOW

SATYOW

San Antonio

Tue 21/4

7:15 a.m.-2:22 p.m.

1 stop6h 07m

Ottawa

Tue 28/4

6:10 a.m.-3:11 p.m.

1 stop10h 01m

C$ 532

San AntonioOttawa

SAT - YOW

SATYOW

San Antonio

Sat 4/4

7:15 p.m.-1:53 p.m.

2 stops17h 38m

Ottawa

Sat 11/4

2:40 p.m.-8:40 p.m.

1 stop7h 00m

C$ 545

San AntonioOttawa

SAT - YOW

SATYOW

San Antonio

Mon 18/5

5:49 p.m.-10:03 a.m.

2 stops15h 14m

Ottawa

Sat 30/5

6:25 a.m.-3:39 p.m.

2 stops10h 14m

C$ 552
Cheapest one-way

San AntonioOttawa

SAT - YOW

SATYOW

San Antonio

Mon 25/5

7:35 p.m.-1:59 p.m.

2 stops17h 24m

C$ 233
Quickest one-way

San AntonioOttawa

SAT - YOW

SATYOW

San Antonio

Mon 16/3

7:00 a.m.-5:12 p.m.

1 stop9h 12m

C$ 379

San AntonioOttawa

SAT - YOW

SATYOW

San Antonio

Mon 16/3

2:40 p.m.-5:25 p.m.

3 stops25h 45m

C$ 536

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/3

Sorted by cheapest first

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$ 99). Flying from San Antonio to Ottawa in January is currently the most expensive (average of C$ 479). 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 6h 07m. 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$ 99). Flying from San Antonio to Ottawa in January is currently the most expensive (average of C$ 479). 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
Perth
Wakefield
Pembroke
Smiths Falls

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