$156+ Cheap flights from San Diego (SAN) to Ottawa (YOW)
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 10/24. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — YOW
Oct 17 — Oct 241
Round-trip
1 adult, Economy
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Find cheap flights from San Diego to Ottawa with Cheapflights
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Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from San Diego to Ottawa
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Best
Last-minute
One-way
Cheapest flights from San Diego to OttawaExplore 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, 2026.
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, 2026.
This Air Canada deal was found by Cheapflights users on 9/15. 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.
Sat 10/174:50 pm -
1 stop10h 08m
Tue 10/206:55 am -
1 stop12h 05m
Deal found 9/15![Air Canada logo]()
$359
This United Airlines deal was found by Cheapflights users on 9/12. 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.
Wed 10/2810:20 pm -
1 stop11h 51m
Wed 11/42:00 pm -
1 stop9h 33m
Deal found 9/12![United Airlines logo]()
$374
This United Airlines deal was found by Cheapflights users on 9/15. 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.
Sat 10/1710:30 pm -
1 stop12h 29m
Tue 10/206:00 am -
2 stops10h 44m
Deal found 9/15![United Airlines logo]()
$384
This Booking.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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/74:45 pm -
2 stops13h 30m
Mon 11/167:45 am -
1 stop11h 10m
Deal found 9/16![Air Canada logo]()
$385
This Trip.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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/71:30 pm -
1 stop22h 00m
Mon 11/166:10 am -
1 stop9h 30m
Deal found 9/16![WestJet logo]()
$393
This Air Canada deal was found by Cheapflights users on 9/15. 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.
Wed 9/231:10 pm -
1 stop9h 25m
Wed 9/307:00 am -
1 stop8h 16m
Deal found 9/15![Air Canada logo]()
$394
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.
Wed 11/187:33 pm -
2 stops49h 28m
Mon 11/306:10 am -
1 stop9h 30m
Deal found 9/16![Multiple Airlines logo]()
$427
This United Airlines deal was found by Cheapflights users on 9/14. 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.
Wed 9/239:45 pm -
1 stop9h 11m
Wed 9/3010:37 am -
1 stop8h 12m
Deal found 9/14![United Airlines logo]()
$481
Best flights from San Diego to OttawaDiscover carefully curated flight deals from San Diego to Ottawa that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 17, 2026.
Discover carefully curated flight deals from San Diego to Ottawa that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 17, 2026.
This United Airlines deal was found by Cheapflights users on 9/12. 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.
Wed 10/2810:20 pm -
1 stop11h 51m
Wed 11/42:00 pm -
1 stop9h 33m
Deal found 9/12![United Airlines logo]()
$374
This United Airlines deal was found by Cheapflights users on 9/14. 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 10/2910:30 pm -
1 stop12h 39m
Thu 11/56:15 am -
2 stops17h 09m
Deal found 9/14![United Airlines logo]()
$384
This United Airlines deal was found by Cheapflights users on 9/13. 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.
Sat 10/1710:30 pm -
1 stop12h 29m
Tue 10/206:25 am -
2 stops16h 43m
Deal found 9/13![United Airlines logo]()
$384
This United Airlines deal was found by Cheapflights users on 9/12. 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.
Sat 10/38:00 am -
1 stop12h 54m
Sun 10/46:00 am -
2 stops14h 26m
Deal found 9/12![United Airlines logo]()
$384
Last-minute flights from San Diego to OttawaDiscover last-minute flight deals from San Diego to Ottawa. Data last updated September 17, 2026 and is based on user searches.
Discover last-minute flight deals from San Diego to Ottawa. Data last updated September 17, 2026 and is based on user searches.
This Air Canada deal was found by Cheapflights users on 9/15. 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.
Wed 9/231:10 pm -
1 stop9h 25m
Wed 9/307:00 am -
1 stop8h 16m
Deal found 9/15![Air Canada logo]()
$394
This United Airlines deal was found by Cheapflights users on 9/14. 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.
Wed 9/239:45 pm -
1 stop9h 11m
Wed 9/3010:37 am -
1 stop8h 12m
Deal found 9/14![United Airlines logo]()
$481
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/238:00 am -
2 stops13h 20m
Wed 9/306:55 am -
2 stops15h 31m
Deal found 9/16![Delta logo]()
$509
This United Airlines deal was found by Cheapflights users on 9/12. 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.
Sat 10/312:45 pm -
1 stop8h 09m
Sun 10/46:25 am -
1 stop8h 00m
Deal found 9/12![United Airlines logo]()
$500
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/92:01 pm -
2 stops19h 54m
Mon 10/124:00 pm -
3 stops24h 16m
Deal found 9/16![Multiple Airlines logo]()
$491
This Air Canada deal was found by Cheapflights users on 9/15. 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.
Sat 10/174:50 pm -
1 stop10h 08m
Tue 10/206:55 am -
1 stop12h 05m
Deal found 9/15![Air Canada logo]()
$359
This United Airlines deal was found by Cheapflights users on 9/15. 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.
Sat 10/1710:30 pm -
1 stop12h 29m
Tue 10/206:00 am -
2 stops10h 44m
Deal found 9/15![United Airlines logo]()
$384
This United Airlines deal was found by Cheapflights users on 9/12. 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.
Wed 10/2810:20 pm -
1 stop11h 51m
Wed 11/42:00 pm -
1 stop9h 33m
Deal found 9/12![United Airlines logo]()
$374
One-way flights from San Diego to OttawaSearch for one-way flight options from San Diego to Ottawa. Find affordable one-way fares based on user searches. Data last updated September 17, 2026.
Search for one-way flight options from San Diego to Ottawa. Find affordable one-way fares based on user searches. Data last updated September 17, 2026.
This Air Canada deal was found by Cheapflights users on 9/13. 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.
Sat 10/244:50 pm -
1 stop10h 08m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![Air Canada logo]()
$156
This United Airlines deal was found by Cheapflights users on 9/12. 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.
Sat 9/2610:20 pm -
1 stop7h 51m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/12![United Airlines logo]()
$158
This Air Canada deal was found by Cheapflights users on 9/13. 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.
Sat 9/2610:40 am -
1 stop7h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![Air Canada logo]()
$222
This Kiwi.com deal was found by Cheapflights users on 9/13. 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.
Sat 10/245:44 pm -
3 stops52h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![Multiple Airlines logo]()
$228
This Delta deal was found by Cheapflights users on 9/13. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/2610:30 pm -
2 stops16h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![Delta logo]()
$241
This American Airlines deal was found by Cheapflights users on 9/13. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/264:14 pm -
3 stops19h 41m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![American Airlines logo]()
$454
Find 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, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $359 (Air Canada) |
One-way from | $156 (Air Canada) |
Popular in | December |
Cheapest in | October |
Average price | $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 7,457,451 searches. Data last updated September 17, 2026.
Use the filters below to find and compare flights from San Diego to Ottawa that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
San DiegoOttawa
SAN San Diego - YOW Ottawa
SANYOW
San Diego
Sat 10/24
4:50 pm-5:58 am
1 stop10h 08m
Ottawa
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$156
Quickest round-trip
San DiegoOttawa
SAN San Diego - YOW Ottawa
SANYOW
San Diego
Sat 9/26
10:20 pm-9:11 am
1 stop7h 51m
Ottawa
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$158
San DiegoOttawa
SAN San Diego - YOW Ottawa
SANYOW
San Diego
Sat 10/24
8:45 am-11:54 pm
2 stops12h 09m
Ottawa
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$163
San DiegoOttawa
SAN San Diego - YOW Ottawa
SANYOW
San Diego
Sat 9/26
10:40 am-9:35 pm
1 stop7h 55m
Ottawa
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$222
San DiegoOttawa
SAN San Diego - YOW Ottawa
SANYOW
San Diego
Sat 10/24
5:44 pm-12:44 am
3 stops52h 00m
Ottawa
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$228
San DiegoOttawa
SAN San Diego - YOW Ottawa
SANYOW
San Diego
Sat 9/26
10:30 pm-5:35 pm
2 stops16h 05m
Ottawa
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$241
San DiegoOttawa
SAN San Diego - YOW Ottawa
SANYOW
San Diego
Wed 10/28
10:20 pm-1:11 pm
1 stop11h 51m
Ottawa
Wed 11/4
2:00 pm-8:33 pm
1 stop9h 33m
$374
San DiegoOttawa
SAN San Diego - YOW Ottawa
SANYOW
San Diego
Thu 10/29
10:30 pm-2:09 pm
1 stop12h 39m
Ottawa
Thu 11/5
6:15 am-8:24 pm
2 stops17h 09m
$384
San DiegoOttawa
SAN San Diego - YOW Ottawa
SANYOW
San Diego
Sat 10/17
10:30 pm-1:59 pm
1 stop12h 29m
Ottawa
Tue 10/20
6:25 am-8:08 pm
2 stops16h 43m
$384
San DiegoOttawa
SAN San Diego - YOW Ottawa
SANYOW
San Diego
Sat 10/3
8:00 am-11:54 pm
1 stop12h 54m
Ottawa
Sun 10/4
6:00 am-5:26 pm
2 stops14h 26m
$384
Sorted by cheapest first
Compare providers for flights from San Diego to Ottawa
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 San Diego to Ottawa in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on San Diego-Ottawa flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Diego-Ottawa flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Diego-Ottawa flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on San Diego-Ottawa 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 San Diego-Ottawa 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 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.
SAN-YOW
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, October is the cheapest month in which you can book a flight from San Diego to Ottawa (average of $142). Flying from San Diego to Ottawa in December is currently the most expensive (average of $747). 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 San Diego to Ottawa?
Airfare is below average for this route at the moment.
San Diego to Ottawa flights typically cost between $539 and $847 in October.The cheapest round-trip price found within the last 5 days was $359 on Air Canada (Oct 17-Oct 20).
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, 2026.
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.
Food
6.7
Boarding
7.7
Comfort
7.3
Entertainment
7.1
Crew
8.1
Overall
7.4
Reviews
1 / 20
4.0
OkayDynasty,May 2026
LAX - EWR
Food
6.7
Boarding
7.7
Comfort
7.3
Entertainment
7.1
Crew
8.1
Overall
7.4
Reviews
1 / 20
4.0
OkayDynasty,May 2026
LAX - EWR
Food
6.7
Boarding
7.7
Comfort
7.3
Entertainment
7.1
Crew
8.1
Overall
7.4
Reviews
1 / 20
4.0
OkayDynasty,May 2026
LAX - EWR
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.
Traveling to a place near Ottawa?
Book flights to Ottawa if you plan to visit one of these locationsGatineau
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Find flights from San Diego to Ottawa, based on your preferred cabin class, be it economy, premium economy, business, or first class.
San Diego and Ottawa flights
Browse other San Diego and Ottawa flight options. Last updated on September 17, 2026.
Other flights from San Diego
Browse through other flights departing from San Diego. Flights are based on user searches made on Cheapflights and were last updated on September 17, 2026.
Other flights to Ottawa
Explore flights to Ottawa departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 17, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
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 7,457,451 searches. Data last updated September 17, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$155 | Average$604 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$236 | Average$582 | FlexibilityNo cancel fee | On-time67% |