$199+ Cheap flights from San Francisco (SFO) 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 11/25. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — YOW
Nov 23 — Nov 301
Round-trip
1 adult, Economy
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Find cheap flights from San Francisco to Ottawa with Cheapflights
1. Tell us where you want to go
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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
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 Francisco to Ottawa
Cheapest
Best
Last-minute
One-way
Cheapest flights from San Francisco to OttawaExplore the most affordable flight options available from San Francisco to Ottawa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 24, 2026.
Explore the most affordable flight options available from San Francisco to Ottawa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 24, 2026.
This Trip.com deal was found by Cheapflights users on 10/20. 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 12/51:45 pm -
1 stop7h 56m
Mon 12/77:00 am -
1 stop8h 47m
Deal found 10/20![Porter Airlines logo]()
$406
This Trip.com deal was found by Cheapflights users on 10/20. 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.
Tue 11/171:45 pm -
1 stop7h 52m
Tue 11/247:00 am -
1 stop8h 44m
Deal found 10/20![Porter Airlines logo]()
$416
This FlightHub deal was found by Cheapflights users on 10/20. 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.
Tue 11/101:45 pm -
1 stop7h 52m
Thu 11/127:00 am -
1 stop8h 44m
Deal found 10/20![Porter Airlines logo]()
$442
This Trip.com deal was found by Cheapflights users on 10/20. 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.
Fri 12/41:45 pm -
1 stop7h 56m
Fri 12/117:00 am -
1 stop8h 47m
Deal found 10/20![Porter Airlines logo]()
$448
This Mytrip deal was found by Cheapflights users on 10/20. 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.
Tue 11/1011:47 pm -
3 stops19h 15m
Thu 11/127:00 am -
1 stop8h 44m
Deal found 10/20![Multiple Airlines logo]()
$450
This FlightHub deal was found by Cheapflights users on 10/24. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/91:45 pm -
1 stop7h 56m
Wed 12/164:15 pm -
1 stop26h 35m
Deal found 10/24![Multiple Airlines logo]()
$452
This Kiwi.com deal was found by Cheapflights users on 10/21. 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.
Mon 11/910:20 pm -
2 stops13h 12m
Wed 11/117:00 am -
1 stop8h 44m
Deal found 10/21![Multiple Airlines logo]()
$455
This Kiwi.com deal was found by Cheapflights users on 10/20. 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 12/51:45 pm -
1 stop15h 13m
Mon 12/75:40 pm -
2 stops18h 54m
Deal found 10/20![Multiple Airlines logo]()
$456
This Kiwi.com deal was found by Cheapflights users on 10/21. 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.
Mon 11/910:20 pm -
2 stops13h 12m
Sat 11/147:00 am -
1 stop8h 44m
Deal found 10/21![Multiple Airlines logo]()
$457
This Kiwi.com deal was found by Cheapflights users on 10/20. 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 12/51:45 pm -
1 stop15h 13m
Tue 12/87:00 am -
2 stops16h 08m
Deal found 10/20![Multiple Airlines logo]()
$460
This Kiwi.com deal was found by Cheapflights users on 10/22. 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.
Sun 12/610:44 pm -
2 stops12h 48m
Sun 12/137:00 am -
1 stop8h 47m
Deal found 10/22![Multiple Airlines logo]()
$462
This Kiwi.com deal was found by Cheapflights users on 10/21. 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.
Mon 11/910:20 pm -
2 stops13h 12m
Thu 11/127:00 am -
1 stop8h 44m
Deal found 10/21![Multiple Airlines logo]()
$463
Best flights from San Francisco to OttawaDiscover carefully curated flight deals from San Francisco to Ottawa that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 24, 2026.
Discover carefully curated flight deals from San Francisco to Ottawa that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 24, 2026.
This Mytrip deal was found by Cheapflights users on 10/22. 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.
Sun 12/610:44 pm -
2 stops12h 48m
Sun 12/1310:05 am -
2 stops13h 03m
Deal found 10/22![Multiple Airlines logo]()
$526
This Porter Airlines deal was found by Cheapflights users on 10/20. 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 Porter Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/51:45 pm -
1 stop7h 56m
Tue 12/87:00 am -
1 stop8h 47m
Deal found 10/20![Porter Airlines logo]()
$549
This Air Transat deal was found by Cheapflights users on 10/21. 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 Transat is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/81:45 pm -
1 stop7h 52m
Sun 11/157:00 am -
1 stop8h 44m
Deal found 10/21![Air Transat logo]()
$594
This Delta deal was found by Cheapflights users on 10/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/226:00 am -
2 stops14h 40m
Wed 2/105:30 am -
2 stops16h 18m
Deal found 10/24![Delta logo]()
$689
This Porter Airlines deal was found by Cheapflights users on 10/23. 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 Porter Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/161:45 pm -
1 stop7h 52m
Thu 11/197:00 am -
1 stop8h 44m
Deal found 10/23![Porter Airlines logo]()
$561
This Air Transat deal was found by Cheapflights users on 10/21. 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 Transat is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/41:45 pm -
1 stop7h 52m
Sun 11/157:00 am -
1 stop8h 44m
Deal found 10/21![Air Transat logo]()
$594
This Air Transat deal was found by Cheapflights users on 10/23. 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 Air Transat is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/141:45 pm -
1 stop7h 56m
Thu 1/77:00 am -
1 stop8h 45m
Deal found 10/23![Air Transat logo]()
$613
This Delta deal was found by Cheapflights users on 10/21. 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 11/76:00 am -
2 stops14h 40m
Thu 11/125:30 am -
2 stops15h 41m
Deal found 10/21![Delta logo]()
$866
This Porter Airlines deal was found by Cheapflights users on 10/19. 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 Porter Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/111:45 pm -
1 stop7h 56m
Fri 1/18:25 am -
2 stops13h 15m
Deal found 10/19![Porter Airlines logo]()
$837
This Delta deal was found by Cheapflights users on 10/21. 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 11/76:00 am -
2 stops14h 40m
Wed 11/115:30 am -
2 stops16h 27m
Deal found 10/21![Delta logo]()
$890
Last-minute flights from San Francisco to OttawaDiscover last-minute flight deals from San Francisco to Ottawa. Data last updated October 24, 2026 and is based on user searches.
Discover last-minute flight deals from San Francisco to Ottawa. Data last updated October 24, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 10/21. 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.
Mon 11/910:20 pm -
2 stops13h 12m
Wed 11/117:00 am -
1 stop8h 44m
Deal found 10/21![Multiple Airlines logo]()
$455
This Kiwi.com deal was found by Cheapflights users on 10/21. 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.
Mon 11/910:20 pm -
2 stops13h 12m
Sat 11/147:00 am -
1 stop8h 44m
Deal found 10/21![Multiple Airlines logo]()
$457
This Kiwi.com deal was found by Cheapflights users on 10/21. 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.
Mon 11/910:20 pm -
2 stops13h 12m
Thu 11/127:00 am -
1 stop8h 44m
Deal found 10/21![Multiple Airlines logo]()
$463
This FlightHub deal was found by Cheapflights users on 10/20. 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.
Tue 11/101:45 pm -
1 stop7h 52m
Thu 11/127:00 am -
1 stop8h 44m
Deal found 10/20![Porter Airlines logo]()
$442
This Mytrip deal was found by Cheapflights users on 10/20. 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.
Tue 11/1011:47 pm -
3 stops19h 15m
Thu 11/127:00 am -
1 stop8h 44m
Deal found 10/20![Multiple Airlines logo]()
$450
This Kiwi.com deal was found by Cheapflights users on 10/21. 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.
Tue 11/101:45 pm -
1 stop7h 52m
Wed 11/117:00 am -
1 stop8h 44m
Deal found 10/21![Multiple Airlines logo]()
$483
This Kiwi.com deal was found by Cheapflights users on 10/21. 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.
Tue 11/101:45 pm -
1 stop7h 52m
Sat 11/147:00 am -
1 stop8h 44m
Deal found 10/21![Multiple Airlines logo]()
$485
This Kiwi.com deal was found by Cheapflights users on 10/20. 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.
Mon 11/161:45 pm -
1 stop15h 12m
Thu 11/197:00 am -
1 stop8h 44m
Deal found 10/20![Porter Airlines logo]()
$488
This Trip.com deal was found by Cheapflights users on 10/20. 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.
Tue 11/171:45 pm -
1 stop7h 52m
Tue 11/247:00 am -
1 stop8h 44m
Deal found 10/20![Porter Airlines logo]()
$416
This Kiwi.com deal was found by Cheapflights users on 10/20. 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.
Tue 11/175:07 pm -
2 stops47h 48m
Tue 11/247:00 am -
1 stop8h 44m
Deal found 10/20![Multiple Airlines logo]()
$481
One-way flights from San Francisco to OttawaSearch for one-way flight options from San Francisco to Ottawa. Find affordable one-way fares based on user searches. Data last updated October 24, 2026.
Search for one-way flight options from San Francisco to Ottawa. Find affordable one-way fares based on user searches. Data last updated October 24, 2026.
This Flightnetwork deal was found by Cheapflights users on 10/23. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/251:45 pm -
1 stop7h 52m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![Air Transat logo]()
$199
This Kiwi.com deal was found by Cheapflights users on 10/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/105:07 pm -
3 stops45h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/24![Multiple Airlines logo]()
$208
This Kiwi.com deal was found by Cheapflights users on 10/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/264:43 pm -
2 stops48h 12m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![Multiple Airlines logo]()
$215
This FlightHub deal was found by Cheapflights users on 10/19. 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.
Tue 11/101:45 pm -
1 stop7h 52m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![Air Transat logo]()
$218
This Kiwi.com deal was found by Cheapflights users on 10/19. 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 12/99:31 pm -
3 stops47h 09m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![Multiple Airlines logo]()
$230
This Kiwi.com deal was found by Cheapflights users on 10/22. 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 11/117:14 pm -
3 stops19h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![Multiple Airlines logo]()
$231
This FlightHub deal was found by Cheapflights users on 10/22. 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.
Thu 11/121:45 pm -
1 stop7h 52m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![Air Transat logo]()
$234
This Kiwi.com deal was found by Cheapflights users on 10/22. 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 11/111:45 pm -
1 stop7h 52m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![Air Transat logo]()
$243
Find flight deals from San Francisco to Ottawa
Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) 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 October 24, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $406 (Trip.com) |
One-way from | $199 (Flightnetwork) |
Popular in | November |
Cheapest in | February |
Average price | $735 |
Cheapflights Fare Finder
Customize your flight search to find flights from San Francisco 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 October 24, 2026.
Use the filters below to find and compare flights from San Francisco to Ottawa that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
San FranciscoOttawa
SFO San Francisco - YOW Ottawa
SFOYOW
San Francisco
Tue 11/10
12:20 pm-5:24 pm
3 stops26h 04m
Ottawa
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$239
San FranciscoOttawa
SFO San Francisco - YOW Ottawa
SFOYOW
San Francisco
Thu 12/17
6:15 am-11:40 pm
3 stops38h 25m
Ottawa
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$320
San FranciscoOttawa
SFO San Francisco - YOW Ottawa
SFOYOW
San Francisco
Sat 12/19
9:23 pm-2:30 pm
2 stops38h 07m
Ottawa
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$386
San FranciscoOttawa
SFO San Francisco - YOW Ottawa
SFOYOW
San Francisco
Wed 12/16
12:55 am-2:09 pm
1 stop10h 14m
Ottawa
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$409
San FranciscoOttawa
SFO San Francisco - YOW Ottawa
SFOYOW
San Francisco
Tue 12/22
11:59 pm-1:11 pm
1 stop10h 12m
Ottawa
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$410
San FranciscoOttawa
SFO San Francisco - YOW Ottawa
SFOYOW
San Francisco
Mon 12/21
11:30 pm-9:23 pm
1 stop18h 53m
Ottawa
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$410
San FranciscoOttawa
SFO San Francisco - YOW Ottawa
SFOYOW
San Francisco
Sat 12/19
6:53 pm-2:09 pm
1 stop16h 16m
Ottawa
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$410
San FranciscoOttawa
SFO San Francisco - YOW Ottawa
SFOYOW
San Francisco
Sun 12/20
8:55 pm-2:09 pm
2 stops14h 14m
Ottawa
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$417
Quickest round-trip
San FranciscoOttawa
SFO San Francisco - YOW Ottawa
SFOYOW
San Francisco
Mon 12/21
1:45 pm-12:41 am
1 stop7h 56m
Ottawa
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$419
San FranciscoOttawa
SFO San Francisco - YOW Ottawa
SFOYOW
San Francisco
Fri 12/18
11:59 pm-1:11 pm
1 stop10h 12m
Ottawa
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$420
Showing 1-10 of 21 resultsSorted by cheapest first
Compare providers for flights from San Francisco 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 Francisco to Ottawa in October.
| 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 Francisco-Ottawa flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Francisco-Ottawa flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Francisco-Ottawa flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on San Francisco-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 Francisco-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 Francisco to Ottawa
Have a flexible travel schedule? Discover the best time to fly to Ottawa from San Francisco with our price prediction graph.
SFO-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 Francisco to Ottawa
How far ahead should I book a flight from San Francisco to Ottawa?
The price you pay for your flight from San Francisco to Ottawa may vary depending on when you book. For the best chance of a lower fare, look to book 23 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from San Francisco to Ottawa?
Currently, February is the cheapest month in which you can book a flight from San Francisco to Ottawa (average of $422). Flying from San Francisco to Ottawa in November is currently the most expensive (average of $1,145). 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 Francisco to Ottawa?
Airfare is below average for this route at the moment.
San Francisco to Ottawa flights typically cost between $678 and $1,193 in December.The cheapest round-trip price found within the last 5 days was $406 on Porter Airlines (Dec 5-Dec 7).
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 October 24, 2026.
Get a feel of what it's like to fly with Porter Airlines,United Airlines, andWestJet from San Francisco to Ottawa by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.6
Boarding
8.2
Crew
8.6
Overall
8.0
Entertainment
6.9
Comfort
8.0
Reviews
1 / 20
6.0
GoodShannon,Jul 2026
YQT - YOW
Food
7.6
Boarding
8.2
Crew
8.6
Overall
8.0
Entertainment
6.9
Comfort
8.0
Reviews
1 / 20
6.0
GoodShannon,Jul 2026
YQT - YOW
Food
7.6
Boarding
8.2
Crew
8.6
Overall
8.0
Entertainment
6.9
Comfort
8.0
Reviews
1 / 20
6.0
GoodShannon,Jul 2026
YQT - YOW
Food
7.6
Boarding
8.2
Crew
8.6
Overall
8.0
Entertainment
6.9
Comfort
8.0
Reviews
1 / 20
6.0
GoodShannon,Jul 2026
YQT - YOW
Food
7.6
Boarding
8.2
Crew
8.6
Overall
8.0
Entertainment
6.9
Comfort
8.0
Reviews
1 / 20
6.0
GoodShannon,Jul 2026
YQT - YOW
Related info for your journey
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Top 4 airlines flying from San Francisco to Ottawa
Discover the top 4 airlines that operate flights from San Francisco 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 October 24, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$323 | Average$438 | FlexibilityNo cancel fee | On-time60% | |
| Cheapest$343 | Average$884 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$402 | Average$973 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$408 | Average$542 | FlexibilityNo cancel fee | On-time52% |