$117+ Cheap flights from Riverside, CA to Ottawa (YOW)
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.
LAX — YOW
Jan 17 — Jan 241
1 adult, Economy
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Find cheap flights from Riverside 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.Cheapflights Tip: The best prices from Riverside to Ottawa are usually found in May or July, booked 57 days in advance, depart on a Tuesday or Wednesday and return on a Monday
Cheap flight deals from Riverside to Ottawa
Cheapest flights from Riverside to OttawaExplore the most affordable flight options available from Riverside to Ottawa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.
Explore the most affordable flight options available from Riverside to Ottawa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.
This Kiwi.com deal was found by Cheapflights users on 12/17. 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 12/318:59 pmLAX - YOW
1 stop17h 26mMultiple Airlines
Fri 1/307:15 pmYOW - LAX
2 stops29h 48mMultiple Airlines
Deal found 12/17![Multiple Airlines logo]()
$441
This Kiwi.com deal was found by Cheapflights users on 12/17. 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 12/2911:43 pmLAX - YOW
1 stop21h 42mMultiple Airlines
Thu 1/295:40 amYOW - LAX
2 stops29h 42mMultiple Airlines
Deal found 12/17![Multiple Airlines logo]()
$505
This Kiwi.com deal was found by Cheapflights users on 12/17. 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 12/2912:35 amLAX - YOW
2 stops15h 29mMultiple Airlines
Thu 1/295:40 amYOW - LAX
1 stop9h 56mMultiple Airlines
Deal found 12/17![Multiple Airlines logo]()
$572
This Kiwi.com deal was found by Cheapflights users on 12/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/2411:43 pmLAX - YOW
1 stop14h 42mMultiple Airlines
Thu 1/15:40 amYOW - LAX
2 stops28h 38mMultiple Airlines
Deal found 12/15![Multiple Airlines logo]()
$577
This United Airlines deal was found by Cheapflights users on 12/15. 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.
Tue 12/3010:27 pmLAX - YOW
1 stop15h 51mUnited Airlines
Mon 1/55:09 pmYOW - LAX
1 stop8h 34mUnited Airlines
Deal found 12/15![United Airlines logo]()
$643
This oojo deal was found by Cheapflights users on 12/17. 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.
Tue 12/3011:50 amLAX - YOW
2 stops33h 52mWestJet
Thu 1/295:40 amYOW - LAX
2 stops19h 23mWestJet
Deal found 12/17![WestJet logo]()
$651
This United Airlines deal was found by Cheapflights users on 12/17. 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.
Mon 12/296:40 amLAX - YOW
2 stops12h 16mUnited Airlines
Thu 1/296:00 amYOW - LAX
2 stops10h 30mUnited Airlines
Deal found 12/17![United Airlines logo]()
$686
Find flight deals from Riverside to Ottawa
Keep the following information in mind while searching for Riverside to Ottawa flight deals. Data was last updated December 18, 2025.
Most accurate provider | eDreams 3 stars |
|---|---|
Most trusted provider | eDreams 3 stars |
Round-trip from | $267 (Trip.com) |
One-way from | $117 (oojo) |
Popular in | December |
Cheapest in | May |
Average price | $750 |
Cheapflights Fare Finder
Customize your flight search to find flights from Riverside 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 2,558,603 searches. Data last updated December 18, 2025.
Use the filters below to find and compare flights from Riverside to Ottawa that are best for you.
Fly from
Riverside
Fly to
Ottawa
Route
Depart
Return
Price
Los AngelesOttawa
LAX - YOW
LAXYOW
Los Angeles
Wed 1/14
12:15 pm-12:40 am
1 stop9h 25m
Ottawa
Wed 1/21
6:45 am-12:36 pm
1 stop8h 51m
$290
Los AngelesOttawa
LAX - YOW
LAXYOW
Los Angeles
Sat 5/2
12:35 pm-5:28 am
2 stops13h 53m
Ottawa
Mon 5/4
3:45 pm-9:45 pm
1 stop9h 00m
$297
Los AngelesOttawa
LAX - YOW
LAXYOW
Los Angeles
Sat 1/17
12:15 pm-12:40 am
1 stop9h 25m
Ottawa
Sun 1/25
5:45 pm-11:00 am
2 stops20h 15m
$299
Los AngelesOttawa
LAX - YOW
LAXYOW
Los Angeles
Wed 1/14
7:00 am-12:42 am
2 stops14h 42m
Ottawa
Wed 1/21
5:45 pm-6:32 pm
2 stops27h 47m
$303
Los AngelesOttawa
LAX - YOW
LAXYOW
Los Angeles
Mon 5/11
2:00 pm-12:21 am
1 stop7h 21m
Ottawa
Fri 5/15
7:45 am-6:09 pm
2 stops13h 24m
$311
Los AngelesOttawa
LAX - YOW
LAXYOW
Los Angeles
Mon 5/11
9:10 pm-4:18 pm
2 stops16h 08m
Ottawa
Fri 5/15
7:45 am-6:09 pm
2 stops13h 24m
$311
Los AngelesOttawa
LAX - YOW
LAXYOW
Los Angeles
Fri 1/16
12:33 am-12:25 am
2 stops20h 52m
Ottawa
Sun 1/25
4:20 pm-10:56 pm
3 stops33h 36m
$319
Los AngelesOttawa
LAX - YOW
LAXYOW
Los Angeles
Tue 2/10
7:00 am-12:39 am
2 stops14h 39m
$117
Los AngelesOttawa
LAX - YOW
LAXYOW
Los Angeles
Thu 1/22
11:50 am-6:21 pm
2 stops27h 31m
$118
Los AngelesOttawa
LAX - YOW
LAXYOW
Los Angeles
Tue 3/10
6:30 pm-12:40 am
2 stops27h 10m
$131
Showing 1-10 of 15 results
Best time to book a flight from Riverside to Ottawa
Have a flexible travel schedule? Discover the best time to fly to Ottawa from Riverside 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 Riverside to Ottawa
How far ahead should I book a flight from Riverside to Ottawa?
Use this chart to determine the optimal time to book a round-trip flight from Riverside to Ottawa. Price data was last updated on December 12, 2025.
To ensure you get the cheapest price possible for a flight from Riverside to Ottawa, you should look to book at least 57 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 Riverside to Ottawa?
Currently, May is the cheapest month in which you can book a flight from Riverside to Ottawa (average of $106). Flying from Riverside to Ottawa in September is currently the most expensive (average of $224). 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 R1V to YOW?
Find hourly flight availability from Riverside to Ottawa. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 18, 2025.
It’s typically best to fly out from Riverside to Ottawa in the evening. Doing so could potentially save you 24% on the flight price compared to flying in the afternoon, which is usually more expensive.
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 December 18, 2025.
Peruse reviews from past customers who have flown with Porter Airlines, United Airlines, and WestJet from Riverside to Ottawa to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.0
Food
7.6
Crew
8.6
Boarding
8.2
Overall
8.0
Comfort
7.9
Reviews
1 / 20
8.0
ExcellentMohameed,Nov 2025
LAS - YYZ
Entertainment
7.0
Food
7.6
Crew
8.6
Boarding
8.2
Overall
8.0
Comfort
7.9
Reviews
1 / 20
8.0
ExcellentMohameed,Nov 2025
LAS - YYZ
Entertainment
7.0
Food
7.6
Crew
8.6
Boarding
8.2
Overall
8.0
Comfort
7.9
Reviews
1 / 20
8.0
ExcellentMohameed,Nov 2025
LAS - YYZ
Entertainment
7.0
Food
7.6
Crew
8.6
Boarding
8.2
Overall
8.0
Comfort
7.9
Reviews
1 / 20
8.0
ExcellentMohameed,Nov 2025
LAS - YYZ
Entertainment
7.0
Food
7.6
Crew
8.6
Boarding
8.2
Overall
8.0
Comfort
7.9
Reviews
1 / 20
8.0
ExcellentMohameed,Nov 2025
LAS - YYZ
Related info for your journey
Find useful and relevant information for your journey from Riverside 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
Petawawa
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Alternative routes for Riverside to Ottawa
See prices for flight routes from nearby airports that may be better suited for you.
Top 4 airlines flying from Riverside to Ottawa
Discover the top 4 airlines that operate flights from Riverside 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 2,558,603 searches. Data last updated December 18, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$119 | Average$269 | FlexibilityNo cancel fee | On-time60% | |
| Cheapest$181 | Average$444 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$210 | Average$323 | FlexibilityNo cancel fee | On-time52% | |
| Cheapest$228 | Average$419 | FlexibilityNo cancel fee | On-time67% |