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San Diego

$166+ Cheap flights from Ottawa (YOW) to San Diego (SAN)

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 5/12. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — SAN
mar. 30 — abr. 61
dom. 3/30
dom. 4/6
1 adult, Economy
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Cheapflights Tip: The best prices from Ottawa to San Diego are usually found in November or September, booked 18 days in advance, depart on a Wednesday or Tuesday and return on a Wednesday

Cheap flight deals from Ottawa to San Diego

Discover tips and strategies to find the most affordable flight options for your journey from Ottawa (YOW) to San Diego (SAN). 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 marzo 25, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$276
(Trip.com)

One-way from

$166
(Air Canada)

Popular in

June

Cheapest in

November

Average price

$488
Provider with most accurate pricing for Ottawa-San Diego flight deals.
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Provider most trusted by Cheapflights users for Ottawa-San Diego flights.
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From Ottawa to San Diego
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One-way flight from Ottawa to San Diego
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($38 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Find flight deals from Ottawa to San Diego

Cheapest flights from Ottawa to San Diego
Explore the most affordable flight options available from Ottawa to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on marzo 25, 2025.

This Trip.com deal was found by Cheapflights users on 3/24. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 4/222:50 pmYOW - SAN
2 stops12h 05mMultiple Airlines
jue. 4/246:25 amSAN - YOW
2 stops22h 55mMultiple Airlines
Deal found 3/24$276
This Air Canada deal was found by Cheapflights users on 3/24. 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.
mié. 4/96:00 amYOW - SAN
1 stop8h 48mAir Canada
mié. 4/167:00 amSAN - YOW
1 stop7h 06mAir Canada
Deal found 3/24$311
This United Airlines deal was found by Cheapflights users on 3/24. 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.
mié. 4/1610:37 amYOW - SAN
1 stop14h 52mUnited Airlines
lun. 4/215:19 pmSAN - YOW
2 stops13h 39mUnited Airlines
Deal found 3/24$317
This Trip.com deal was found by Cheapflights users on 3/24. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 5/116:00 amYOW - SAN
1 stop10h 20mWestJet
jue. 5/152:05 pmSAN - YOW
1 stop13h 40mWestJet
Deal found 3/24$320
This FlightHub deal was found by Cheapflights users on 3/23. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 4/166:15 amYOW - SAN
1 stop9h 50mPorter Airlines
lun. 4/212:05 pmSAN - YOW
1 stop7h 35mPorter Airlines
Deal found 3/23$460

Cheapflights Fare Finder

Customize your flight search to find flights from Ottawa to San Diego 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 marzo 25, 2025.
Use the filters below to find and compare flights from Ottawa to San Diego that are best for you.

Fly from

Ottawa

Fly to

San Diego

Route

Depart

Return

Price

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

mar. 4/22

2:50 pm-11:55 pm

2 stops12h 05m

San Diego

jue. 4/24

6:25 am-8:20 am

2 stops22h 55m

$276

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

mié. 4/9

6:00 am-11:48 am

1 stop8h 48m

San Diego

mié. 4/16

7:00 am-5:06 pm

1 stop7h 06m

$311

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

mié. 4/16

10:37 am-10:29 pm

1 stop14h 52m

San Diego

lun. 4/21

5:19 pm-9:58 am

2 stops13h 39m

$317

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

dom. 5/11

6:00 am-1:20 pm

1 stop10h 20m

San Diego

jue. 5/15

2:05 pm-6:45 am

1 stop13h 40m

$320

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

mié. 4/16

6:15 am-1:05 pm

1 stop9h 50m

San Diego

lun. 4/21

2:05 pm-12:40 am

1 stop7h 35m

$460

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

lun. 5/12

2:30 pm-7:45 pm

1 stop8h 15m

$166

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

lun. 5/12

6:00 am-11:53 pm

2 stops20h 53m

$170

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/23

Compare providers for flights from Ottawa to San Diego

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 Diego in March.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice 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 Diego flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ottawa-San Diego flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ottawa-San Diego flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Ottawa-San Diego 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 Diego 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 Diego

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

How far ahead should I book a flight from Ottawa to San Diego?

Use this chart to determine the optimal time to book a round-trip flight from Ottawa to San Diego. Price data was last updated on March 21, 2025.

The best time to book flights from Ottawa to San Diego is 18 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, August is the cheapest month in which you can book a flight from Ottawa to San Diego (average of $286). Flying from Ottawa to San Diego in March is currently the most expensive (average of $366). 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 YOW to SAN?

Find hourly flight availability from Ottawa to San Diego. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated marzo 25, 2025.

When flying from Ottawa to San Diego, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 71% versus a flight in the morning.

Rainfall in San Diego by month

Plan your trip to San Diego by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Diego ranges from 0.0 - 2.3 inches per month. February is typically the wettest month, when rainfall can reach 2.3 in. July is typically the driest time to visit San Diego when rainfall is around 0.0 in.

Temperature in San Diego by month

Plan your trip to San Diego by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Diego, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 57.2 F).

Reviews of airlines servicing San Diego

Get insights into the airlines that provide service to San Diego. 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 San Diego. Reviews last updated marzo 25, 2025.
Porter Airlines
7.9
Good
275 reviews

Food

7.6

Overall

7.9

Boarding

8.2

Crew

8.7

Entertainment

6.9

Comfort

8.0

Reviews

1 / 17
10.0
Excellent

Anonymous,Dec 2024

YYZ - LAS

Everything about the rescheduled (cost me $180) flight great. ***Being denied boarding because I was few minutes under 1.5 hours was not. Stuck at the Kiosk for about 15 minutes before it directed me to the Porter counter was strange. Do not know why checking in online at home was not successful? I think something was up...what can you do?
Porter Airlines
7.9
Good
275 reviews
Porter Airlines
7.9
Good
275 reviews

Food

7.6

Overall

7.9

Boarding

8.2

Crew

8.7

Entertainment

6.9

Comfort

8.0

Reviews

1 / 17
10.0
Excellent

Anonymous,Dec 2024

YYZ - LAS

Everything about the rescheduled (cost me $180) flight great. ***Being denied boarding because I was few minutes under 1.5 hours was not. Stuck at the Kiosk for about 15 minutes before it directed me to the Porter counter was strange. Do not know why checking in online at home was not successful? I think something was up...what can you do?
United Airlines
7.4
Good
8,605 reviews
Porter Airlines
7.9
Good
275 reviews

Food

7.6

Overall

7.9

Boarding

8.2

Crew

8.7

Entertainment

6.9

Comfort

8.0

Reviews

1 / 17
10.0
Excellent

Anonymous,Dec 2024

YYZ - LAS

Everything about the rescheduled (cost me $180) flight great. ***Being denied boarding because I was few minutes under 1.5 hours was not. Stuck at the Kiosk for about 15 minutes before it directed me to the Porter counter was strange. Do not know why checking in online at home was not successful? I think something was up...what can you do?
WestJet
7.2
Good
2,785 reviews
Porter Airlines
7.9
Good
275 reviews

Food

7.6

Overall

7.9

Boarding

8.2

Crew

8.7

Entertainment

6.9

Comfort

8.0

Reviews

1 / 17
10.0
Excellent

Anonymous,Dec 2024

YYZ - LAS

Everything about the rescheduled (cost me $180) flight great. ***Being denied boarding because I was few minutes under 1.5 hours was not. Stuck at the Kiosk for about 15 minutes before it directed me to the Porter counter was strange. Do not know why checking in online at home was not successful? I think something was up...what can you do?
Air Canada
7.0
Good
8,957 reviews
Porter Airlines
7.9
Good
275 reviews

Food

7.6

Overall

7.9

Boarding

8.2

Crew

8.7

Entertainment

6.9

Comfort

8.0

Reviews

1 / 17
10.0
Excellent

Anonymous,Dec 2024

YYZ - LAS

Everything about the rescheduled (cost me $180) flight great. ***Being denied boarding because I was few minutes under 1.5 hours was not. Stuck at the Kiosk for about 15 minutes before it directed me to the Porter counter was strange. Do not know why checking in online at home was not successful? I think something was up...what can you do?

Related info for your journey

Find useful and relevant information for your journey from Ottawa to San Diego. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    Air Canada, at $311, was found to be the cheapest airline from Ottawa to San Diego.Alternate airlines to your destination round-trip include United Airlines and WestJet. Air Canada is currently priced 37% below the average price you’ll pay for this route.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Ottawa to San Diego (average of $286). Flying from Ottawa to San Diego in March is currently the most expensive (average of $366). 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
El Cajon
Chula Vista
Lemon Grove
National City
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Alpine
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Coronado
Borrego Springs

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Top 2 airlines flying from Ottawa to San Diego

Discover the top 2 airlines that operate flights from Ottawa to San Diego. 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 marzo 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$186Average$490FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$262Average$511FlexibilityNo cancel feeOn-time69%
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