$156+ Cheap flights from Ottawa (YOW) to San Francisco (SFO)
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 2/10. Fares are subject to change and may not be available on all flights or dates of travel.
Find cheap flights from Ottawa to San Francisco 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.The best prices from Ottawa to San Francisco are usually found in January or September, booked 45 days in advance, depart on a Thursday or Wednesday and return on a Wednesday
Cheap flight deals from Ottawa to San Francisco
Discover tips and strategies to find the most affordable flight options for your journey from Ottawa (YOW) to San Francisco (SFO). 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 January 21, 2025.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $270 (oojo) |
One-way from | $156 (Trip.com) |
Popular in | May |
Cheapest in | January |
Average price | $316 |
Find flight deals from Ottawa to San Francisco
Cheapest flights from Ottawa to San FranciscoExplore the most affordable flight options available from Ottawa to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2025.
Explore the most affordable flight options available from Ottawa to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2025.
This oojo deal was found by Cheapflights users on 1/20. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Kiwi.com deal was found by Cheapflights users on 1/20. 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.
This United Airlines deal was found by Cheapflights users on 1/19. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Justfly.com deal was found by Cheapflights users on 1/20. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Air Canada deal was found by Cheapflights users on 1/20. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Delta deal was found by Cheapflights users on 1/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Find flights from Ottawa to San Francisco within your budget
Customize your flight search to find flights from Ottawa to San Francisco 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 2,558,603 searches. Data last updated January 21, 2025.
Fly from
Fly to
Route
Depart
Return
Price
OttawaSan Francisco
YOW - SFO
YOWSFO
Ottawa
Wed 6/4
7:00 am-12:23 pm
1 stop8h 23m
San Francisco
Sun 6/15
1:25 pm-12:21 am
1 stop7h 56m
OttawaSan Francisco
YOW - SFO
YOWSFO
Ottawa
Wed 2/19
6:10 pm-7:16 am
1 stop16h 06m
San Francisco
Tue 2/25
10:59 pm-4:45 pm
1 stop14h 46m
OttawaSan Francisco
YOW - SFO
YOWSFO
Ottawa
Thu 3/20
2:10 pm-9:42 pm
1 stop10h 32m
San Francisco
Mon 3/24
7:05 pm-2:29 pm
2 stops16h 24m
OttawaSan Francisco
YOW - SFO
YOWSFO
Ottawa
Tue 4/22
6:15 am-1:06 pm
1 stop9h 51m
San Francisco
Mon 4/28
2:45 pm-4:20 pm
2 stops22h 35m
OttawaSan Francisco
YOW - SFO
YOWSFO
Ottawa
Mon 2/10
11:35 am-10:56 pm
2 stops14h 21m
San Francisco
Thu 2/13
8:25 am-1:37 am
1 stop14h 12m
OttawaSan Francisco
YOW - SFO
YOWSFO
Ottawa
Thu 2/20
5:55 am-7:12 pm
2 stops16h 17m
San Francisco
Sun 3/30
5:55 am-12:09 am
2 stops15h 14m
OttawaSan Francisco
YOW - SFO
YOWSFO
Ottawa
Mon 2/10
6:20 am-12:39 pm
1 stop9h 19m
OttawaSan Francisco
YOW - SFO
YOWSFO
Ottawa
Thu 2/20
10:30 am-12:30 am
2 stops17h 00m
OttawaSan Francisco
YOW - SFO
YOWSFO
Ottawa
Sun 3/16
7:20 pm-9:30 am
2 stops41h 10m
Compare providers for flights from Ottawa to San Francisco
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 Ottawa to San Francisco in January.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Ottawa-San Francisco flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ottawa-San Francisco flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ottawa-San Francisco flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Ottawa-San Francisco 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 Ottawa-San Francisco 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 Ottawa to San Francisco
Have a flexible travel schedule? Discover the best time to fly to San Francisco from Ottawa with our price prediction graph.
Travel insights for flights from Ottawa to San Francisco
Get recent, data-driven insights about flights from Ottawa to San Francisco including ideal travel times, pricing trends, and more.
How far ahead should I book a flight from Ottawa to San Francisco?
Use this chart to determine the optimal time to book a round-trip flight from Ottawa to San Francisco. Price data was last updated on January 17, 2025.
The best time to book flights from Ottawa to San Francisco is 45 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest month to book a flight from Ottawa to San Francisco?
Currently, January is the cheapest month in which you can book a flight from Ottawa to San Francisco (average of $276). Flying from Ottawa to San Francisco in June is currently the most expensive (average of $405). 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 SFO?
Find hourly flight availability from Ottawa to San Francisco. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 21, 2025.
It’s typically best to fly out from Ottawa to San Francisco in the afternoon. Doing so could potentially save you 14% on the flight price compared to flying in the morning, which is usually more expensive.
Rainfall in San Francisco by month
Plan your trip to San Francisco by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in San Francisco ranges from 0.0 - 4.4 inches per month. January is typically the wettest month, when rainfall can reach 4.4 in. July is typically the driest time to visit San Francisco when rainfall is around 0.0 in.
Temperature in San Francisco by month
Plan your trip to San Francisco by taking into account the average temperature totals by month.
If weather is an important factor for your trip to San Francisco, use this chart to help with planning. For those seeking warmer temperatures, September is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).
Reviews of airlines servicing San Francisco
Get insights into the airlines that provide service to San Francisco. 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 Francisco. Reviews last updated January 21, 2025.
See what other customers who have flown with Porter Airlines and United Airlines from Ottawa to San Francisco have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
Crew
Food
Overall
Entertainment
Boarding
Reviews
Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Comfort
Crew
Food
Overall
Entertainment
Boarding
Reviews
Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Comfort
Crew
Food
Overall
Entertainment
Boarding
Reviews
Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Comfort
Crew
Food
Overall
Entertainment
Boarding
Reviews
Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Comfort
Crew
Food
Overall
Entertainment
Boarding
Reviews
Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Comfort
Crew
Food
Overall
Entertainment
Boarding
Reviews
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 Francisco. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Ottawa to San Francisco
See prices for flight routes from nearby airports that may be better suited for you.
Top 4 airlines flying from Ottawa to San Francisco
Discover the top 4 airlines that operate flights from Ottawa to San Francisco. 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 2,558,603 searches. Data last updated January 21, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$299 | Average$434 | FlexibilityNo cancel fee | On-time52% | |
| Cheapest$321 | Average$497 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$435 | Average$553 | FlexibilityNo cancel fee | On-time60% | |
| Cheapest$480 | Average$580 | FlexibilityNo cancel fee | On-time69% |