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$113+ Cheap flights from San Diego (SAN) to Ottawa (YOW)

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 10/22. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — YOW
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheap flight deals from San Diego to Ottawa

Discover tips and strategies to find the most affordable flight options for your journey from San Diego (SAN) 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 September 17, 2025.

Round-trip from

$342
(Kiwi.com)

One-way from

$113
(Kiwi.com)

Popular in

October

Cheapest in

February

Average price

$411
From San Diego to Ottawa
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One-way flight from San Diego to Ottawa
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Highest demand for flights based on searches. 17% potential increase in price ($101 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($21 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 San Diego to Ottawa

Cheapest flights from San Diego to Ottawa
Explore the most affordable flight options available from San Diego to Ottawa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2025.

This Kiwi.com deal was found by Cheapflights users on 9/16. 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.
Fri 11/2812:35 pmSAN - YOW
1 stop9h 05mMultiple Airlines
Sun 12/75:40 amYOW - SAN
2 stops33h 03mMultiple Airlines
Deal found 9/16$342
This United Airlines deal was found by Cheapflights users on 9/16. 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 11/2810:30 pmSAN - YOW
1 stop8h 56mUnited Airlines
Sun 12/76:20 amYOW - SAN
1 stop8h 10mUnited Airlines
Deal found 9/16$373
This United Airlines deal was found by Cheapflights users on 9/16. 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 10/610:15 pmSAN - YOW
1 stop8h 43mUnited Airlines
Mon 10/136:05 amYOW - SAN
1 stop9h 22mUnited Airlines
Deal found 9/16$524
This United Airlines deal was found by Cheapflights users on 9/16. 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 10/910:30 pmSAN - YOW
1 stop7h 41mUnited Airlines
Wed 10/155:25 pmYOW - SAN
1 stop7h 49mUnited Airlines
Deal found 9/16$669

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Diego 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 2,558,603 searches. Data last updated September 17, 2025.
Use the filters below to find and compare flights from San Diego to Ottawa that are best for you.

Fly from

San Diego

Fly to

Ottawa

Route

Depart

Return

Price

San DiegoOttawa

SAN - YOW

SANYOW

San Diego

Fri 11/28

12:35 pm-12:40 am

1 stop9h 05m

Ottawa

Sun 12/7

5:40 am-11:43 am

2 stops33h 03m

$342

San DiegoOttawa

SAN - YOW

SANYOW

San Diego

Tue 2/10

1:51 pm-1:32 pm

2 stops20h 41m

Ottawa

Wed 2/11

5:11 pm-10:33 pm

1 stop8h 22m

$355

San DiegoOttawa

SAN - YOW

SANYOW

San Diego

Fri 11/28

10:30 pm-10:26 am

1 stop8h 56m

Ottawa

Sun 12/7

6:20 am-11:30 am

1 stop8h 10m

$373

San DiegoOttawa

SAN - YOW

SANYOW

San Diego

Mon 10/6

10:15 pm-9:58 am

1 stop8h 43m

Ottawa

Mon 10/13

6:05 am-12:27 pm

1 stop9h 22m

$524

San DiegoOttawa

SAN - YOW

SANYOW

San Diego

Thu 10/9

6:15 am-10:05 pm

2 stops12h 50m

Ottawa

Wed 10/15

5:25 pm-10:14 pm

1 stop7h 49m

$534

San DiegoOttawa

SAN - YOW

SANYOW

San Diego

Wed 10/22

8:00 am-12:40 am

2 stops13h 40m

$113

San DiegoOttawa

SAN - YOW

SANYOW

San Diego

Sat 12/6

7:00 am-9:18 pm

1 stop11h 18m

$160

San DiegoOttawa

SAN - YOW

SANYOW

San Diego

Sat 12/6

5:09 pm-2:44 pm

2 stops42h 35m

$169

San DiegoOttawa

SAN - YOW

SANYOW

San Diego

Fri 11/21

9:17 pm-2:01 pm

2 stops37h 44m

$224

San DiegoOttawa

SAN - YOW

SANYOW

San Diego

Sat 12/6

6:10 pm-6:43 am

1 stop9h 33m

$225

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/16

Showing 1-10 of 11 results
1
2

Best time to book a flight from San Diego to Ottawa

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

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

Currently, January is the cheapest month in which you can book a flight from San Diego to Ottawa (average of $294). Flying from San Diego to Ottawa in September is currently the most expensive (average of $428). 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.

What is the cheapest time of day to fly from SAN to YOW?

Find hourly flight availability from San Diego to Ottawa. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 17, 2025.

It’s typically best to fly out from San Diego to Ottawa in the afternoon. Doing so could potentially save you 68% on the flight price compared to flying in the morning, which is usually more expensive.

Reviews of airlines servicing Ottawa

Get insights into the airlines that provide service to Ottawa. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ottawa. Reviews last updated September 17, 2025.
Read reviews from past customers who have flown United Airlines and Air Canada from San Diego to Ottawa. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,926 reviews

Crew

8.1

Food

6.6

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,926 reviews
United Airlines
7.4
Good
8,926 reviews

Crew

8.1

Food

6.6

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
Air Canada
7.1
Good
10,000 reviews
United Airlines
7.4
Good
8,926 reviews

Crew

8.1

Food

6.6

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

Find useful and relevant information for your journey from San Diego 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 Diego to Ottawa?

    Departing from San Diego to Ottawa will take you 20h 41m. San Diego and Ottawa are separated by a distance of 2360 mi.

  • What are the cheapest airlines flying from San Diego to Ottawa round-trip?

    Currently priced at $149, Air Canada will fly you from San Diego to Ottawa and back. In addition to Air Canada, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on United Airlines for as low as $309. Air Canada is 67% cheaper than the average price of flights available within the next 90 days to this destination.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from San Diego to Ottawa (average of $294). Flying from San Diego to Ottawa in September is currently the most expensive (average of $428). 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 Ottawa?

Book flights to Ottawa if you plan to visit one of these locations
Gatineau
Petawawa

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Alternative routes for San Diego to Ottawa

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from San Diego to Ottawa

Discover the top 2 airlines that operate flights from San Diego to Ottawa. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$149Average$411FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$309Average$585FlexibilityNo cancel feeOn-time69%

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