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Cheap flights from Ottawa to San Diego from C$ 244

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.
YOW — SAN
16 Apr — 23 Apr1
1 adult

Cheapflights Tip: The best prices from Ottawa to San Diego are usually found in May or November, 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 11 April 2025.

Round-trip from

C$ 390

One-way from

C$ 244

Popular in

June

Cheapest in

May

Average price

C$ 671
WestJet
  • WestJet
  • 5/5-11/5
  • 3 total stops
  • 37h 05m total
  • Ottawa to San Diego
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Air Canada
  • Air Canada
  • 25/5
  • 1 total stop
  • 8h 10m total
  • Ottawa to San Diego
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (C$ 34 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 25 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 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 11 April 2025.

Mon 5/53:35 p.m.YOW - SAN
1 stop24h 45mWestJet
Sun 11/52:05 p.m.SAN - YOW
2 stops12h 20mWestJet
Deal found 10/4C$ 390
Mon 5/52:35 p.m.YOW - SAN
1 stop8h 10mAir Canada
Sun 11/512:55 p.m.SAN - YOW
1 stop9h 39mAir Canada
Deal found 10/4C$ 395
Tue 13/56:33 a.m.YOW - SAN
2 stops14h 18mUnited Airlines
Fri 16/59:30 p.m.SAN - YOW
1 stop9h 28mUnited Airlines
Deal found 9/4C$ 428
Sat 17/511:20 a.m.YOW - SAN
2 stops15h 36mMultiple Airlines
Thu 22/57:16 p.m.SAN - YOW
1 stop21h 39mMultiple Airlines
Deal found 10/4C$ 462
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 10/4C$ 1,419
Tue 11/115:55 a.m.YOW - SAN
2 stops15h 31mDelta
Tue 18/116:15 a.m.SAN - YOW
2 stops14h 55mDelta
Deal found 10/4C$ 1,477

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 11 April 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

Mon 5/5

3:35 p.m.-1:20 p.m.

1 stop24h 45m

San Diego

Sun 11/5

2:05 p.m.-5:25 a.m.

2 stops12h 20m

C$ 390

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Mon 5/5

2:35 p.m.-7:45 p.m.

1 stop8h 10m

San Diego

Sun 11/5

12:55 p.m.-1:34 a.m.

1 stop9h 39m

C$ 395

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Tue 13/5

6:33 a.m.-5:51 p.m.

2 stops14h 18m

San Diego

Fri 16/5

9:30 p.m.-9:58 a.m.

1 stop9h 28m

C$ 428

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Mon 1/9

7:00 a.m.-12:55 p.m.

1 stop8h 55m

San Diego

Fri 5/9

1:55 p.m.-12:21 a.m.

1 stop7h 26m

C$ 435

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Sat 17/5

11:20 a.m.-11:56 p.m.

2 stops15h 36m

San Diego

Thu 22/5

7:16 p.m.-7:55 p.m.

1 stop21h 39m

C$ 462

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Sun 25/5

2:35 p.m.-7:45 p.m.

1 stop8h 10m

C$ 244

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Sun 25/5

10:25 a.m.-10:24 p.m.

2 stops14h 59m

C$ 251

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Mon 26/5

5:55 a.m.-12:55 p.m.

1 stop10h 00m

C$ 664

OttawaSan Diego

YOW - SAN

YOWSAN

Ottawa

Mon 26/5

5:55 a.m.-6:08 p.m.

2 stops15h 13m

C$ 744

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/4

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 4 April 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$ 409). 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 11 April 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 11 April 2025.
Delta
8.0
Very good
7,911 reviews
Check prices

Food

7.3

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,911 reviews
Delta
8.0
Very good
7,911 reviews
Check prices

Food

7.3

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,636 reviews
Delta
8.0
Very good
7,911 reviews
Check prices

Food

7.3

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
WestJet
7.2
Good
2,802 reviews
Delta
8.0
Very good
7,911 reviews
Check prices

Food

7.3

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Air Canada
7.0
Good
9,085 reviews
Delta
8.0
Very good
7,911 reviews
Check prices

Food

7.3

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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$ 390, WestJet will fly you from Ottawa to San Diego and back. In addition to WestJet, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Air Canada and United Airlines - these airlines can fly you to your destination from C$ 395 and C$ 428, respectively. WestJet is currently priced 40% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Ottawa to San Diego one-way?

    One-way options have recently been found by users for as low as C$ 244 on Air Canada. Other airlines that offer cheap prices include United Airlines from C$ 251 and Delta from C$ 744 one-way.

  • 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$ 409). 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
El Cajon
Borrego Springs

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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 11 April 2025.
AirlineCheapestAverageFlexibilityOn-time
Porter AirlinesCheapestC$ 339AverageC$ 609FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
WestJetCheapestC$ 354AverageC$ 514FlexibilityNo cancel feeOn-time60%
Search WestJet flights
United AirlinesCheapestC$ 368AverageC$ 689FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapestC$ 370AverageC$ 717FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

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

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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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