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Cheap flights from Ottawa to San Diego from C$ 238

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 12/5. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — SAN
30 Mar — 6 Apr1
1 adult

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 Monday or Wednesday and return on a Tuesday

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 25 March 2025.

Round-trip from

C$ 395

One-way from

C$ 238

Popular in

June

Cheapest in

November

Average price

C$ 699
22/4-24/4
  • 22/4-24/4
  • 4 total stops
  • 35h 00m total
  • Ottawa to San Diego
Search Deals
Air Canada
  • Air Canada
  • 12/5
  • 1 total stop
  • 8h 15m total
  • Ottawa to San Diego
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (C$ 79 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 20 potential savings vs. average RT price).
Search Deals
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 25 March 2025.

Tue 22/42:50 p.m.YOW - SAN
2 stops12h 05mMultiple Airlines
Thu 24/46:25 a.m.SAN - YOW
2 stops22h 55mMultiple Airlines
Deal found 24/3C$ 395
Wed 9/46:00 a.m.YOW - SAN
1 stop8h 48mAir Canada
Wed 16/47:00 a.m.SAN - YOW
1 stop7h 06mAir Canada
Deal found 24/3C$ 446
Wed 16/410:37 a.m.YOW - SAN
1 stop14h 52mUnited Airlines
Mon 21/45:19 p.m.SAN - YOW
2 stops13h 39mUnited Airlines
Deal found 24/3C$ 454
Sun 11/56:00 a.m.YOW - SAN
1 stop10h 20mWestJet
Thu 15/52:05 p.m.SAN - YOW
1 stop13h 40mWestJet
Deal found 24/3C$ 458
Wed 16/46:15 a.m.YOW - SAN
1 stop9h 50mPorter Airlines
Mon 21/42:05 p.m.SAN - YOW
1 stop7h 35mPorter Airlines
Deal found 23/3C$ 659

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 629,999 searches. Data last updated 25 March 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

Tue 22/4

2:50 p.m.-11:55 p.m.

2 stops12h 05m

San Diego

Thu 24/4

6:25 a.m.-8:20 a.m.

2 stops22h 55m

C$ 395

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Wed 9/4

6:00 a.m.-11:48 a.m.

1 stop8h 48m

San Diego

Wed 16/4

7:00 a.m.-5:06 p.m.

1 stop7h 06m

C$ 446

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Wed 16/4

10:37 a.m.-10:29 p.m.

1 stop14h 52m

San Diego

Mon 21/4

5:19 p.m.-9:58 a.m.

2 stops13h 39m

C$ 454

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Sun 11/5

6:00 a.m.-1:20 p.m.

1 stop10h 20m

San Diego

Thu 15/5

2:05 p.m.-6:45 a.m.

1 stop13h 40m

C$ 458

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Wed 16/4

6:15 a.m.-1:05 p.m.

1 stop9h 50m

San Diego

Mon 21/4

2:05 p.m.-12:40 a.m.

1 stop7h 35m

C$ 659

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Mon 12/5

2:30 p.m.-7:45 p.m.

1 stop8h 15m

C$ 238

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Mon 12/5

6:00 a.m.-11:53 p.m.

2 stops20h 53m

C$ 244

Flights are sorted by cheapest round-trip flights first.

Deals found on 23/3

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 21 March 2025.

To ensure you get the cheapest price possible for a flight from Ottawa to San Diego, you should look to book at least 18 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, January is the cheapest month in which you can book a flight from Ottawa to San Diego (average of C$ 300). Flying from Ottawa to San Diego in July is currently the most expensive (average of C$ 412). 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 25 March 2025.

One of the essential ways to save on airfare from Ottawa to San Diego is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the afternoon could potentially save you up to 17% on airfare.

What is the cheapest day to fly from Ottawa to San Diego?

Use this chart to determine the cheapest time to fly round-trip from Ottawa to San Diego. Price data was last updated on 16 December 2024.

Travelers seeking maximum savings on their Ottawa to San Diego flight should consider departing on Sunday evenings when fares are most often at their lowest. Saturday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

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 - 58.0 mm per month. February is typically the wettest month, when rainfall can reach 58.0 mm. July is typically the driest time to visit San Diego when rainfall is around 0.0 mm.

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 22.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 14.0 C).

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 25 March 2025.
Porter Airlines
7.9
Good
275 reviews
Check prices

Crew

8.7

Boarding

8.2

Comfort

8.0

Food

7.6

Entertainment

6.9

Overall

7.9

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
Check prices

Crew

8.7

Boarding

8.2

Comfort

8.0

Food

7.6

Entertainment

6.9

Overall

7.9

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
Check prices

Crew

8.7

Boarding

8.2

Comfort

8.0

Food

7.6

Entertainment

6.9

Overall

7.9

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
Check prices

Crew

8.7

Boarding

8.2

Comfort

8.0

Food

7.6

Entertainment

6.9

Overall

7.9

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
Check prices

Crew

8.7

Boarding

8.2

Comfort

8.0

Food

7.6

Entertainment

6.9

Overall

7.9

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?

    Currently priced at C$ 446, Air Canada will fly you from Ottawa to San Diego and back. In addition to Air Canada, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from United Airlines and WestJet - these airlines can fly you to your destination from C$ 454 and C$ 458, respectively. 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, January is the cheapest month in which you can book a flight from Ottawa to San Diego (average of C$ 300). Flying from Ottawa to San Diego in July is currently the most expensive (average of C$ 412). 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?

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Top 4 airlines flying from Ottawa to San Diego

Discover the top 4 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 629,999 searches. Data last updated 25 March 2025.
AirlineCheapestAverageFlexibilityOn-time
Porter AirlinesCheapestC$ 346AverageC$ 621FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
WestJetCheapestC$ 361AverageC$ 536FlexibilityNo cancel feeOn-time60%
Search WestJet flights
United AirlinesCheapestC$ 380AverageC$ 718FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapestC$ 384AverageC$ 767FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

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

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to San Diego from Ottawa today with Cheapflights!

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

Millions of users choose and trust Cheapflights to book the best flight deals from Ottawa to San Diego for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Ottawa to San Diego, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Ottawa to San Diego become cheaper?

Yes, Cheapflights offers price alerts on Ottawa to San Diego flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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