What’s the cheapest layover airport for flights from Ottawa to San Diego?

Washington, D.C. (IAD) is the most affordable 1-stop option, with an average round-trip price of C$ 651.

What’s the fastest layover option from Ottawa to San Diego?

Flights via Chicago (ORD) have the shortest average one-way travel time for 1-stop routes: 8h 20m.

Which airport typically offers the quickest layover for flights from Ottawa to San Diego?

Flights via Chicago (ORD) offer the fastest connection on this route, with an average layover time of 1h 07m.

What’s the top layover airport for flights from Ottawa to San Diego?

Toronto (YYZ) – chosen by Cheapflights users on 60% of one-stop itineraries from Ottawa to San Diego on Cheapflights.

How long is the flight from Ottawa to San Diego?

Departing from Ottawa to San Diego will take you 11h 31m. The distance between Ottawa and San Diego is about 3798 km.

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

Currently priced at C$ 438, United Airlines will fly you from Ottawa to San Diego and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Air Canada and WestJet - these airlines can fly you to your destination from C$ 460 and C$ 467, respectively. United Airlines is currently priced 42% below the average price you’ll pay for this route.

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.

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).

What are the most popular airlines that fly from Ottawa to San Diego?

Before booking your flight from Ottawa to San Diego check out the most popular airlines for this route: Air Canada, United Airlines or WestJet.

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

When flying from Ottawa to San Diego, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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.

C$ 263+ Cheap Flights from Ottawa to San Diego

Cheap flight deals from Ottawa to San Diego

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

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 October 2026.

Thu 10/127:45 a.m. -

1 stop11h 25m

Mon 14/1212:55 p.m. -

1 stop8h 00m

Deal found 21/10C$ 559

Mon 7/128:25 p.m. -

1 stop18h 35m

Mon 14/1212:55 p.m. -

1 stop9h 45m

Deal found 22/10C$ 611

Mon 7/125:40 p.m. -

2 stops17h 22m

Mon 14/128:32 a.m. -

1 stop27h 16m

Deal found 22/10C$ 637

Thu 10/129:45 a.m. -

2 stops11h 04m

Mon 14/124:45 p.m. -

2 stops18h 24m

Deal found 21/10C$ 648

Mon 7/123:10 p.m. -

2 stops21h 00m

Mon 14/125:18 p.m. -

2 stops17h 51m

Deal found 22/10C$ 669

Wed 9/129:45 a.m. -

1 stop8h 33m

Fri 11/129:45 p.m. -

1 stop14h 22m

Deal found 22/10C$ 671

Thu 19/116:00 a.m. -

2 stops11h 55m

Thu 26/116:45 a.m. -

2 stops12h 11m

Deal found 20/10C$ 679

Sun 6/125:10 a.m. -

2 stops15h 27m

Mon 7/127:41 p.m. -

2 stops15h 28m

Deal found 20/10C$ 794

Find flight deals from Ottawa to San Diego

Round-trip from	C$ 559
One-way from	C$ 263
Popular in	December
Cheapest in	September
Average price	C$ 777

Air Canada
10/12-14/12
2 total stops
19h 25m total
Ottawa to San Diego

Search Deals

6/12-31/12
2 total stops
36h 31m total
Ottawa to San Diego

Search Deals

Highest demand for flights based on searches. 5% potential increase in price (C$ 59 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease (C$ 45 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in October 2026

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OttawaSan Diego

YOW Ottawa - SAN San Diego

YOWSAN

Ottawa

Sat 5/12

7:00 a.m.-4:47 p.m.

2 stops12h 47m

San Diego

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 276

OttawaSan Diego

YOW Ottawa - SAN San Diego

YOWSAN

Ottawa

Fri 27/11

6:00 a.m.-12:00 p.m.

1 stop9h 00m

San Diego

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 326

OttawaSan Diego

YOW Ottawa - SAN San Diego

YOWSAN

Ottawa

Fri 15/1

4:36 p.m.-10:37 p.m.

1 stop9h 01m

San Diego

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 343

OttawaSan Diego

YOW Ottawa - SAN San Diego

YOWSAN

Ottawa

Sun 6/12

8:40 a.m.-8:31 p.m.

2 stops14h 51m

San Diego

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 350

OttawaSan Diego

YOW Ottawa - SAN San Diego

YOWSAN

Ottawa

Sat 5/12

6:15 a.m.-3:12 p.m.

1 stop11h 57m

San Diego

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 366

OttawaSan Diego

YOW Ottawa - SAN San Diego

YOWSAN

Ottawa

Thu 7/1

6:00 a.m.-12:00 p.m.

1 stop9h 00m

San Diego

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 378

Quickest round-trip

OttawaSan Diego

YOW Ottawa - SAN San Diego

YOWSAN

Ottawa

Sun 6/12

4:36 p.m.-10:33 p.m.

1 stop8h 57m

San Diego

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 378

OttawaSan Diego

YOW Ottawa - SAN San Diego

YOWSAN

Ottawa

Fri 5/2

2:00 p.m.-10:31 p.m.

2 stops11h 31m

San Diego

Sat 13/2

7:41 p.m.-2:18 p.m.

2 stops15h 37m

C$ 604

OttawaSan Diego

YOW Ottawa - SAN San Diego

YOWSAN

Ottawa

Thu 10/12

6:15 a.m.-11:27 a.m.

1 stop8h 12m

San Diego

Mon 14/12

4:45 p.m.-2:09 p.m.

2 stops18h 24m

C$ 648

OttawaSan Diego

YOW Ottawa - SAN San Diego

YOWSAN

Ottawa

Mon 7/12

3:10 p.m.-9:10 a.m.

2 stops21h 00m

San Diego

Mon 14/12

5:18 p.m.-2:09 p.m.

2 stops17h 51m

C$ 669

Flights are sorted by cheapest round-trip flights first.

Deals found on 21/10

Showing 1-10 of 13 resultsSorted by cheapest first

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.

YOW-SAN

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

Prices

Currently, September is the cheapest month in which you can book a flight from Ottawa to San Diego (average of C$ 580). Flying from Ottawa to San Diego in December is currently the most expensive (average of C$ 1,101). 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.

How much does it cost to fly round-trip from Ottawa to San Diego?

Airfare is below average for this route at the moment.

Ottawa to San Diego flights typically cost between C$ 629 and C$ 878 in December.
The cheapest round-trip price found within the last 5 days was C$ 559 on Air Canada (10 Dec-14 Dec).

Reviews of airlines servicing San Diego

See what other customers who have flown with United Airlines,WestJet, andAir Canada from Ottawa to San Diego have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

United Airlines

7.3

Good

10,432 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.

United Airlines

7.3

Good

10,432 reviews

United Airlines

7.3

Good

10,432 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.

WestJet

7.2

Good

3,445 reviews

United Airlines

7.3

Good

10,432 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.

Air Canada

7.1

Good

11,805 reviews

United Airlines

7.3

Good

10,432 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.

Related info for your journey

How long is the flight from Ottawa to San Diego?
Departing from Ottawa to San Diego will take you 11h 31m. The distance between Ottawa and San Diego is about 3798 km.
What are the cheapest airlines flying from Ottawa to San Diego round-trip?
Currently priced at C$ 438, United Airlines will fly you from Ottawa to San Diego and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Air Canada and WestJet - these airlines can fly you to your destination from C$ 460 and C$ 467, respectively. United Airlines is currently priced 42% 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, September is the cheapest month in which you can book a flight from Ottawa to San Diego (average of C$ 580). Flying from Ottawa to San Diego in December is currently the most expensive (average of C$ 1,101). 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

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La Mesa

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Top 3 airlines flying from Ottawa to San Diego

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	CheapestC$ 438	AverageC$ 680	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
Air Canada	CheapestC$ 460	AverageC$ 776	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
WestJet	CheapestC$ 467	AverageC$ 639	FlexibilityNo cancel fee	On-time60%	Search WestJet flights

Fly with Cheapflights

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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Cheap flights from Ottawa to San Diego from C$ 263

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/12. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Ottawa to San Diego

Cheapest flights from Ottawa to San DiegoExplore 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 October 2026.

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 October 2026.

Best flights from Ottawa to San DiegoDiscover carefully curated flight deals from Ottawa to San Diego that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 25 October 2026.

Discover carefully curated flight deals from Ottawa to San Diego that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 25 October 2026.

Last-minute flights from Ottawa to San DiegoDiscover last-minute flight deals from Ottawa to San Diego. Data last updated 25 October 2026 and is based on user searches.

Discover last-minute flight deals from Ottawa to San Diego. Data last updated 25 October 2026 and is based on user searches.

One-way flights from Ottawa to San DiegoSearch for one-way flight options from Ottawa to San Diego. Find affordable one-way fares based on user searches. Data last updated 25 October 2026.

Search for one-way flight options from Ottawa to San Diego. Find affordable one-way fares based on user searches. Data last updated 25 October 2026.

Find flight deals from Ottawa to San Diego

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One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Ottawa to San Diego that are best for you.

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.

Cheapflights Insights

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

How much does it cost to fly round-trip from Ottawa to San Diego?

Airfare is below average for this route at the moment.

Ottawa to San Diego flights typically cost between C$ 629 and C$ 878 in December.The cheapest round-trip price found within the last 5 days was C$ 559 on Air Canada (10 Dec-14 Dec).

What’s the top layover airport for flights from Ottawa to San Diego?

Toronto (YYZ) – chosen by Cheapflights users on 60% of one-stop itineraries from Ottawa to San Diego on Cheapflights.

What’s the cheapest layover airport for flights from Ottawa to San Diego?

Washington, D.C. (IAD) is the most affordable 1-stop option, with an average round-trip price of C$ 651.

What’s the fastest layover option from Ottawa to San Diego?

Flights via Chicago (ORD) have the shortest average one-way travel time for 1-stop routes: 8h 20m.

Which airport typically offers the quickest layover for flights from Ottawa to San Diego?

Flights via Chicago (ORD) offer the fastest connection on this route, with an average layover time of 1h 07m.

Reviews of airlines servicing San Diego

See what other customers who have flown with United Airlines,WestJet, andAir Canada from Ottawa to San Diego have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

How long is the flight from Ottawa to San Diego?

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

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

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

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

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

Travelling to a place near San Diego?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Ottawa to San Diego

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to San Diego by adding a car rental and/or hotel reservation to your travel itinerary.

Direct flights to California

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Search flights from Ottawa to San Diego by cabin class

Find flights from Ottawa to San Diego, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Ottawa and San Diego flights

Browse other Ottawa and San Diego flight options. Last updated on 25 October 2026.

Other flights from Ottawa

Browse through other flights departing from Ottawa. Flights are based on user searches made on Cheapflights and were last updated on 25 October 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Other flights to San Diego

Explore flights to San Diego departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 25 October 2026.

Top 3 airlines flying from Ottawa to San Diego

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

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

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

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

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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 October 2026.

Best flights from Ottawa to San Diego
Discover carefully curated flight deals from Ottawa to San Diego that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 25 October 2026.

Last-minute flights from Ottawa to San Diego
Discover last-minute flight deals from Ottawa to San Diego. Data last updated 25 October 2026 and is based on user searches.

One-way flights from Ottawa to San Diego
Search for one-way flight options from Ottawa to San Diego. Find affordable one-way fares based on user searches. Data last updated 25 October 2026.

Ottawa to San Diego flights typically cost between C$ 629 and C$ 878 in December.
The cheapest round-trip price found within the last 5 days was C$ 559 on Air Canada (10 Dec-14 Dec).