$149+ Cheap flights from Ottawa (YOW) to California
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 10/23. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — LAX
Oct 12 — Oct 191
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Ottawa to California 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 Ottawa to California
Cheapest
Best
Last-minute
One-way
Cheapest flights from Ottawa to CaliforniaExplore the most affordable flight options available from Ottawa to California. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 12, 2026.
Explore the most affordable flight options available from Ottawa to California. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 12, 2026.
This Kissandfly.com deal was found by Cheapflights users on 9/11. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2212:25 pm -
1 stop9h 05m
Wed 10/2812:50 pm -
1 stop9h 10m
Deal found 9/11![WestJet logo]()
$224
This Justfly.com deal was found by Cheapflights users on 9/9. 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.
Thu 10/2212:25 pm -
1 stop9h 05m
Fri 10/3012:50 pm -
1 stop9h 10m
Deal found 9/9![WestJet logo]()
$225
This FlightHub deal was found by Cheapflights users on 9/10. 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 11/185:30 am -
2 stops13h 25m
Sun 11/229:35 am -
2 stops11h 26m
Deal found 9/10![WestJet logo]()
$233
This Trip.com deal was found by Cheapflights users on 9/8. 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.
Mon 10/1912:25 pm -
1 stop9h 05m
Wed 10/2812:50 pm -
1 stop9h 10m
Deal found 9/8![WestJet logo]()
$235
This Justfly.com deal was found by Cheapflights users on 9/10. 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.
Sun 12/65:30 am -
2 stops13h 25m
Thu 12/1011:50 am -
1 stop9h 11m
Deal found 9/10![WestJet logo]()
$236
This oojo deal was found by Cheapflights users on 9/11. 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.
Fri 12/46:10 am -
2 stops13h 05m
Fri 12/1110:45 am -
2 stops10h 59m
Deal found 9/11![WestJet logo]()
$243
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 10/312:25 pm -
2 stops12h 15m
Wed 10/76:10 pm -
1 stop8h 25m
Deal found 9/10![WestJet logo]()
$244
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 10/2412:25 pm -
2 stops12h 15m
Sat 10/3112:50 pm -
1 stop9h 10m
Deal found 9/8![WestJet logo]()
$247
This Trip.com deal was found by Cheapflights users on 9/9. 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.
Thu 10/1512:25 pm -
2 stops12h 30m
Wed 10/216:05 pm -
1 stop8h 30m
Deal found 9/9![WestJet logo]()
$261
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 10/198:15 pm -
1 stop20h 55m
Thu 10/223:30 pm -
1 stop11h 05m
Deal found 9/9![WestJet logo]()
$269
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 10/191:20 pm -
2 stops28h 09m
Fri 10/233:30 pm -
1 stop11h 05m
Deal found 9/10![Multiple Airlines logo]()
$277
This FlightHub deal was found by Cheapflights users on 9/8. 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.
Sun 10/187:20 am -
1 stop17h 35m
Wed 10/216:05 pm -
1 stop8h 30m
Deal found 9/8![WestJet logo]()
$285
Best flights from Ottawa to CaliforniaDiscover carefully curated flight deals from Ottawa to California that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 12, 2026.
Discover carefully curated flight deals from Ottawa to California that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 12, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 9/236:55 am -
2 stops12h 45m
Tue 9/291:00 pm -
1 stop23h 20m
Deal found 9/10![WestJet logo]()
$311
This KAYAK deal was found by Cheapflights users on 9/10. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/46:25 am -
1 stop17h 05m
Wed 10/711:25 pm -
1 stop6h 54m
Deal found 9/10![Multiple Airlines logo]()
$312
This United Airlines deal was found by Cheapflights users on 9/11. 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 10/36:00 am -
1 stop8h 25m
Wed 10/75:00 pm -
2 stops13h 56m
Deal found 9/11![United Airlines logo]()
$312
This Porter Airlines deal was found by Cheapflights users on 9/11. 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.
Sun 2/287:00 am -
1 stop8h 34m
Mon 3/11:35 pm -
1 stop8h 15m
Deal found 9/11![Porter Airlines logo]()
$403
This Delta deal was found by Cheapflights users on 9/10. 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 10/166:50 am -
2 stops16h 16m
Tue 10/278:00 am -
2 stops13h 44m
Deal found 9/10![Delta logo]()
$418
This Air Canada deal was found by Cheapflights users on 9/9. 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.
Fri 10/26:45 am -
2 stops17h 13m
Wed 10/78:45 am -
2 stops13h 00m
Deal found 9/9![Air Canada logo]()
$568
This United Airlines deal was found by Cheapflights users on 9/10. 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.
Sun 9/276:00 am -
2 stops17h 08m
Sun 10/410:30 pm -
1 stop12h 29m
Deal found 9/10![United Airlines logo]()
$314
This Justfly.com 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/191:20 pm -
1 stop11h 35m
Sat 10/241:00 pm -
1 stop13h 35m
Deal found 9/12![WestJet logo]()
$315
This United deal was found by Cheapflights users on 9/11. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/96:01 pm -
1 stop17h 42m
Wed 10/1411:25 pm -
1 stop7h 53m
Deal found 9/11![Multiple Airlines logo]()
$346
This United Airlines deal was found by Cheapflights users on 9/10. 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 10/156:01 pm -
1 stop17h 42m
Mon 10/1911:55 pm -
1 stop7h 01m
Deal found 9/10![United Airlines logo]()
$317
This United Airlines deal was found by Cheapflights users on 9/9. 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 10/55:20 pm -
1 stop7h 53m
Tue 10/2010:40 pm -
1 stop7h 31m
Deal found 9/9![United Airlines logo]()
$317
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/76:55 am -
2 stops18h 00m
Mon 10/126:00 am -
2 stops27h 30m
Deal found 9/12![WestJet logo]()
$365
This United Airlines deal was found by Cheapflights users on 9/10. 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 10/36:25 am -
1 stop14h 36m
Mon 10/1911:55 pm -
1 stop7h 01m
Deal found 9/10![United Airlines logo]()
$331
This Porter Airlines deal was found by Cheapflights users on 9/11. 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.
Sun 2/287:00 am -
1 stop8h 34m
Tue 3/21:35 pm -
1 stop8h 15m
Deal found 9/11![Porter Airlines logo]()
$441
This Delta deal was found by Cheapflights users on 9/10. 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.
Thu 9/246:55 am -
2 stops14h 14m
Tue 9/296:35 am -
2 stops14h 45m
Deal found 9/10![Delta logo]()
$449
This American Airlines deal was found by Cheapflights users on 9/8. 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.
Mon 10/197:00 am -
3 stops29h 33m
Sat 10/2412:29 pm -
3 stops26h 29m
Deal found 9/8![American Airlines logo]()
$957
This United Airlines deal was found by Cheapflights users on 9/10. 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 10/56:01 pm -
1 stop17h 42m
Fri 10/910:40 pm -
1 stop7h 31m
Deal found 9/10![United Airlines logo]()
$331
This Porter Airlines deal was found by Cheapflights users on 9/11. 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.
Sun 2/287:00 am -
1 stop8h 34m
Thu 3/41:35 pm -
1 stop8h 15m
Deal found 9/11![Porter Airlines logo]()
$441
This Delta deal was found by Cheapflights users on 9/9. 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 9/266:55 am -
2 stops16h 03m
Wed 9/306:35 am -
2 stops14h 45m
Deal found 9/9![Delta logo]()
$449
This Kiwi.com deal was found by Cheapflights users on 9/7. 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 10/117:20 am -
2 stops29h 03m
Sun 10/186:00 am -
1 stop8h 15m
Deal found 9/7![Multiple Airlines logo]()
$453
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/76:55 am -
2 stops18h 00m
Tue 10/136:00 am -
2 stops50h 35m
Deal found 9/12![WestJet logo]()
$412
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.
Thu 10/296:00 am -
1 stop9h 04m
Mon 11/25:30 pm -
2 stops16h 41m
Deal found 9/12![United Airlines logo]()
$346
This Air Canada deal was found by Cheapflights users on 9/8. 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.
Mon 10/195:00 am -
2 stops13h 18m
Sat 10/249:02 am -
2 stops17h 56m
Deal found 9/8![Air Canada logo]()
$579
This FlightHub deal was found by Cheapflights users on 9/7. 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.
Mon 10/58:15 pm -
1 stop18h 45m
Mon 10/126:00 am -
2 stops27h 30m
Deal found 9/7![WestJet logo]()
$456
This United Airlines deal was found by Cheapflights users on 9/11. 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 10/313:10 pm -
1 stop9h 37m
Sat 11/75:15 pm -
2 stops17h 54m
Deal found 9/11![United Airlines logo]()
$346
This United Airlines deal was found by Cheapflights users on 9/11. 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 9/262:52 pm -
1 stop8h 16m
Wed 9/303:26 pm -
1 stop14h 45m
Deal found 9/11![United Airlines logo]()
$354
This Air Canada deal was found by Cheapflights users on 9/10. 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.
Thu 2/257:50 am -
2 stops15h 38m
Fri 3/59:10 am -
2 stops13h 25m
Deal found 9/10![Air Canada logo]()
$675
This United Airlines deal was found by Cheapflights users on 9/11. 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 1/129:45 am -
2 stops10h 46m
Wed 1/138:10 am -
1 stop8h 20m
Deal found 9/11![United Airlines logo]()
$403
This United Airlines deal was found by Cheapflights users on 9/10. 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 2/36:15 am -
1 stop19h 15m
Sun 2/79:04 pm -
1 stop13h 22m
Deal found 9/10![United Airlines logo]()
$405
This United Airlines deal was found by Cheapflights users on 9/8. 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 12/149:45 am -
2 stops10h 44m
Wed 1/68:45 am -
2 stops9h 38m
Deal found 9/8![United Airlines logo]()
$410
Last-minute flights from Ottawa to CaliforniaDiscover last-minute flight deals from Ottawa to California. Data last updated September 12, 2026 and is based on user searches.
Discover last-minute flight deals from Ottawa to California. Data last updated September 12, 2026 and is based on user searches.
This Trip.com deal was found by Cheapflights users on 9/8. 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.
Thu 10/18:15 pm -
1 stop28h 40m
Mon 10/56:00 am -
1 stop8h 15m
Deal found 9/8![WestJet logo]()
$286
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 10/312:25 pm -
2 stops12h 15m
Wed 10/76:10 pm -
1 stop8h 25m
Deal found 9/10![WestJet logo]()
$244
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 10/312:25 pm -
2 stops12h 15m
Thu 10/226:10 pm -
1 stop8h 25m
Deal found 9/9![WestJet logo]()
$249
This Trip.com deal was found by Cheapflights users on 9/9. 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.
Thu 10/1512:25 pm -
2 stops12h 30m
Wed 10/216:05 pm -
1 stop8h 30m
Deal found 9/9![WestJet logo]()
$261
This FlightHub deal was found by Cheapflights users on 9/8. 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.
Sun 10/187:20 am -
1 stop17h 35m
Wed 10/216:05 pm -
1 stop8h 30m
Deal found 9/8![WestJet logo]()
$285
This Trip.com deal was found by Cheapflights users on 9/8. 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.
Mon 10/1912:25 pm -
1 stop9h 05m
Wed 10/2812:50 pm -
1 stop9h 10m
Deal found 9/8![WestJet logo]()
$235
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 10/198:15 pm -
1 stop20h 55m
Thu 10/223:30 pm -
1 stop11h 05m
Deal found 9/9![WestJet logo]()
$269
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 10/191:20 pm -
2 stops28h 09m
Fri 10/233:30 pm -
1 stop11h 05m
Deal found 9/10![Multiple Airlines logo]()
$277
This Kissandfly.com deal was found by Cheapflights users on 9/11. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2212:25 pm -
1 stop9h 05m
Wed 10/2812:50 pm -
1 stop9h 10m
Deal found 9/11![WestJet logo]()
$224
This Justfly.com deal was found by Cheapflights users on 9/9. 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.
Thu 10/2212:25 pm -
1 stop9h 05m
Fri 10/3012:50 pm -
1 stop9h 10m
Deal found 9/9![WestJet logo]()
$225
This Kiwi.com deal was found by Cheapflights users on 9/8. 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.
Fri 10/237:20 am -
1 stop11h 10m
Wed 10/2812:50 pm -
1 stop9h 10m
Deal found 9/8![WestJet logo]()
$252
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 10/2412:25 pm -
2 stops12h 15m
Sat 10/3112:50 pm -
1 stop9h 10m
Deal found 9/8![WestJet logo]()
$247
One-way flights from Ottawa to CaliforniaSearch for one-way flight options from Ottawa to California. Find affordable one-way fares based on user searches. Data last updated September 12, 2026.
Search for one-way flight options from Ottawa to California. Find affordable one-way fares based on user searches. Data last updated September 12, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/11. 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.
Fri 10/2312:25 pm -
2 stops12h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![WestJet logo]()
$149
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 10/1812:25 pm -
2 stops12h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![WestJet logo]()
$153
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 10/112:25 pm -
2 stops12h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![WestJet logo]()
$154
This Air Canada deal was found by Cheapflights users on 9/8. 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.
Mon 10/125:00 am -
1 stop10h 18m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Air Canada logo]()
$155
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 10/1712:25 pm -
2 stops12h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![WestJet logo]()
$160
This Booking.com deal was found by Cheapflights users on 9/8. 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.
Mon 9/287:20 am -
2 stops11h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![WestJet logo]()
$163
This Trip.com deal was found by Cheapflights users on 9/8. 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.
Wed 10/76:55 am -
2 stops12h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![WestJet logo]()
$164
This Trip.com deal was found by Cheapflights users on 9/8. 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.
Mon 10/197:20 am -
1 stop10h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![WestJet logo]()
$165
This Air Canada deal was found by Cheapflights users on 9/8. 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.
Tue 12/85:45 am -
1 stop8h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Air Canada logo]()
$166
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 10/57:20 am -
1 stop10h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![WestJet logo]()
$166
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 10/191:20 pm -
2 stops28h 09m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Multiple Airlines logo]()
$167
This Booking.com deal was found by Cheapflights users on 9/8. 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.
Sun 9/277:20 am -
2 stops12h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![WestJet logo]()
$168
Find flight deals from Ottawa to California
Keep the following information in mind while searching for Ottawa to California flight deals. Data was last updated September 12, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $224 (Kissandfly.com) |
One-way from | $149 (Kiwi.com) |
Popular in | December |
Cheapest in | February |
Average price | $414 |
Cheapflights Fare Finder
Customize your flight search to find flights from Ottawa to California 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 12, 2026.
Use the filters below to find and compare flights from Ottawa to California that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
OttawaLas Vegas
YOW Ottawa - LAS Las Vegas Harry Reid Intl
YOWLAS
Ottawa
Fri 10/23
12:25 pm-9:40 pm
2 stops12h 15m
Las Vegas Harry Reid Intl
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$149
OttawaSanta Ana
YOW Ottawa - SNA Santa Ana J. Wayne/Orange Cnty
YOWSNA
Ottawa
Mon 10/12
5:00 am-12:18 pm
1 stop10h 18m
Santa Ana J. Wayne/Orange Cnty
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$155
OttawaLas Vegas
YOW Ottawa - LAS Las Vegas Harry Reid Intl
YOWLAS
Ottawa
Mon 9/28
7:20 am-3:45 pm
2 stops11h 25m
Las Vegas Harry Reid Intl
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$181
OttawaSan Diego
YOW Ottawa - SAN San Diego
YOWSAN
Ottawa
Fri 10/23
6:55 am-4:00 pm
1 stop12h 05m
San Diego
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$181
OttawaSan Francisco
YOW Ottawa - SFO San Francisco
YOWSFO
Ottawa
Thu 10/1
8:15 pm-9:55 pm
1 stop28h 40m
San Francisco
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$184
OttawaSan Diego
YOW Ottawa - SAN San Diego
YOWSAN
Ottawa
Sat 10/24
3:10 pm-10:49 pm
1 stop10h 39m
San Diego
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$186
OttawaSan Diego
YOW Ottawa - SAN San Diego
YOWSAN
Ottawa
Mon 10/19
6:01 pm-9:49 am
1 stop18h 48m
San Diego
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$186
OttawaSan Diego
YOW Ottawa - SAN San Diego
YOWSAN
Ottawa
Fri 10/30
6:00 am-9:22 pm
1 stop18h 22m
San Diego
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$186
OttawaLas Vegas
YOW Ottawa - LAS Las Vegas Harry Reid Intl
YOWLAS
Ottawa
Sun 9/27
7:20 am-4:35 pm
2 stops12h 15m
Las Vegas Harry Reid Intl
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$186
OttawaSanta Ana
YOW Ottawa - SNA Santa Ana J. Wayne/Orange Cnty
YOWSNA
Ottawa
Mon 10/5
5:20 pm-9:29 am
2 stops19h 09m
Santa Ana J. Wayne/Orange Cnty
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$188
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Ottawa to California
Have a flexible travel schedule? Discover the best time to fly to California from Ottawa with our price prediction graph.
YOW-LAS
YOW-SFO
YOW-SAN
YOW-LAX
YOW-SJC
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 California
YOW-USCA
YOW-LAS
YOW-SFO
YOW-SAN
YOW-LAX
What is the cheapest month to book a flight from Ottawa to California?
Currently, January is the cheapest month in which you can book a flight from Ottawa to California (average of $419). Flying from Ottawa to California in August is currently the most expensive (average of $518). 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 California?
Airfare is typical for this route at the moment.
Ottawa to California flights typically cost between $397 and $458 in November.The cheapest round-trip price found within the last 5 days was $399 on Air Canada (Nov 26-Dec 24).
How far ahead should I book a flight from Ottawa to California?
The best time to book flights from Ottawa to California is 62 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.
Reviews of airlines servicing California
Get insights into the airlines that provide service to California. 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 California. Reviews last updated September 12, 2026.
Read through reviews of airlines operating flights from Ottawa to California, such as Porter Airlines,United Airlines, andWestJet. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
8.0
Crew
8.6
Food
7.6
Boarding
8.2
Entertainment
6.9
Overall
8.0
Reviews
1 / 20
8.0
ExcellentD,Sep 2026
YHM - YVR
Comfort
8.0
Crew
8.6
Food
7.6
Boarding
8.2
Entertainment
6.9
Overall
8.0
Reviews
1 / 20
8.0
ExcellentD,Sep 2026
YHM - YVR
Comfort
8.0
Crew
8.6
Food
7.6
Boarding
8.2
Entertainment
6.9
Overall
8.0
Reviews
1 / 20
8.0
ExcellentD,Sep 2026
YHM - YVR
Comfort
8.0
Crew
8.6
Food
7.6
Boarding
8.2
Entertainment
6.9
Overall
8.0
Reviews
1 / 20
8.0
ExcellentD,Sep 2026
YHM - YVR
Comfort
8.0
Crew
8.6
Food
7.6
Boarding
8.2
Entertainment
6.9
Overall
8.0
Reviews
1 / 20
8.0
ExcellentD,Sep 2026
YHM - YVR
Related info for your journey
Find useful and relevant information for your journey from Ottawa to California. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Popular flights
Top destinations
Alternative routes for Ottawa to California
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to California by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Ottawa to California by cabin class
Find flights from Ottawa to California, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Ottawa and California flights
Browse other Ottawa and California flight options. Last updated on September 12, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Ottawa to California flights
Consider these flights traveling from Ottawa to California.
Top 4 airlines flying from Ottawa to California
Discover the top 4 airlines that operate flights from Ottawa to California. 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 12, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$184 | Average$387 | FlexibilityNo cancel fee | On-time60% | |
| Cheapest$204 | Average$490 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$292 | Average$465 | FlexibilityNo cancel fee | On-time52% | |
| Cheapest$312 | Average$617 | FlexibilityNo cancel fee | On-time69% |