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Cheap flights from Ottawa to Irvine from C$ 219

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 29/1. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — LAX
29 Jan — 5 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ottawa to Irvine

Enter your travel dates to find the best prices.

Cheapest flights from Ottawa to Irvine
Explore the most affordable flight options available from Ottawa to Irvine. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 December 2025.

Wed 31/125:09 p.m.YOW - LAX
1 stop9h 50mUnited Airlines
Sat 10/17:01 a.m.LAX - YOW
2 stops13h 53mUnited Airlines
Deal found 28/12C$ 1,011
Wed 31/122:50 p.m.YOW - LAX
2 stops19h 50mAir Canada
Sat 10/18:50 a.m.LAX - YOW
2 stops9h 28mAir Canada
Deal found 28/12C$ 1,016
Tue 30/127:27 p.m.YOW - LAX
1 stop16h 36mUnited Airlines
Mon 5/110:30 a.m.LAX - YOW
1 stop8h 26mUnited Airlines
Deal found 28/12C$ 1,096
Wed 31/123:10 p.m.YOW - LAX
1 stop9h 10mUnited Airlines
Sun 4/18:10 p.m.LAX - YOW
2 stops18h 08mUnited Airlines
Deal found 28/12C$ 1,224
Tue 30/126:00 a.m.YOW - LAX
3 stops42h 35mMultiple Airlines
Mon 5/18:59 p.m.LAX - YOW
1 stop17h 26mMultiple Airlines
Deal found 28/12C$ 1,250
Wed 31/127:27 p.m.YOW - LAX
1 stop16h 36mUnited Airlines
Thu 1/111:45 a.m.LAX - YOW
1 stop9h 09mUnited Airlines
Deal found 28/12C$ 1,298
Tue 30/123:00 p.m.YOW - LAX
3 stops33h 35mMultiple Airlines
Sun 4/18:59 p.m.LAX - YOW
1 stop17h 26mMultiple Airlines
Deal found 30/12C$ 1,450

Find flight deals from Ottawa to Irvine

Keep the following information in mind while searching for Ottawa to Irvine flight deals. Data was last updated 30 December 2025.

Round-trip from

C$ 439

One-way from

C$ 219

Popular in

December

Cheapest in

May

Average price

C$ 690
WestJet
  • WestJet
  • 30/1-8/2
  • 3 total stops
  • 44h 45m total
  • Ottawa to Irvine
Search Deals
Porter Airlines
  • Porter Airlines
  • 29/1
  • 1 total stop
  • 8h 51m total
  • Ottawa to Irvine
Search Deals
Highest demand for flights based on searches. 22% potential increase in price (C$ 168 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (C$ 33 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ottawa to Irvine 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 629,999 searches. Data last updated 30 December 2025.
Use the filters below to find and compare flights from Ottawa to Irvine that are best for you.

Fly from

Ottawa

Fly to

Irvine

Route

Depart

Return

Price

OttawaLos Angeles

YOW - LAX

YOWLAX

Ottawa

Tue 12/5

5:55 a.m.-2:20 p.m.

2 stops11h 25m

Los Angeles

Tue 19/5

9:10 p.m.-2:55 p.m.

2 stops14h 45m

C$ 442

OttawaLos Angeles

YOW - LAX

YOWLAX

Ottawa

Thu 29/1

5:45 p.m.-7:50 p.m.

2 stops29h 05m

Los Angeles

Sat 31/1

7:00 a.m.-12:39 a.m.

2 stops38h 39m

C$ 451

OttawaLos Angeles

YOW - LAX

YOWLAX

Ottawa

Wed 28/1

5:40 a.m.-10:03 p.m.

2 stops19h 23m

Los Angeles

Sat 7/2

7:00 a.m.-12:40 a.m.

1 stop14h 40m

C$ 456

OttawaLos Angeles

YOW - LAX

YOWLAX

Ottawa

Tue 17/3

6:00 a.m.-10:03 p.m.

1 stop19h 03m

Los Angeles

Tue 24/3

7:00 a.m.-12:39 a.m.

2 stops14h 39m

C$ 457

OttawaLos Angeles

YOW - LAX

YOWLAX

Ottawa

Sat 28/2

10:35 a.m.-3:45 p.m.

1 stop8h 10m

Los Angeles

Thu 5/3

8:40 p.m.-2:44 p.m.

1 stop15h 04m

C$ 460

OttawaLos Angeles

YOW - LAX

YOWLAX

Ottawa

Wed 11/2

7:00 a.m.-9:20 p.m.

2 stops41h 20m

Los Angeles

Sat 21/2

8:20 a.m.-12:40 p.m.

1 stop25h 20m

C$ 462

OttawaLos Angeles

YOW - LAX

YOWLAX

Ottawa

Wed 13/5

7:45 a.m.-6:09 p.m.

2 stops13h 24m

Los Angeles

Sun 17/5

6:05 p.m.-12:40 a.m.

1 stop27h 35m

C$ 473

OttawaLos Angeles

YOW - LAX

YOWLAX

Ottawa

Fri 15/5

7:45 a.m.-2:20 p.m.

1 stop9h 35m

Los Angeles

Fri 15/5

6:05 p.m.-12:40 a.m.

1 stop27h 35m

C$ 473

OttawaLos Angeles

YOW - LAX

YOWLAX

Ottawa

Fri 3/4

5:45 p.m.-4:58 p.m.

1 stop26h 13m

Los Angeles

Sun 12/4

11:50 a.m.-4:53 p.m.

2 stops26h 03m

C$ 475

OttawaLos Angeles

YOW - LAX

YOWLAX

Ottawa

Thu 22/1

7:45 a.m.-4:29 p.m.

1 stop11h 44m

Los Angeles

Wed 28/1

6:10 p.m.-3:46 p.m.

1 stop18h 36m

C$ 477

Flights are sorted by cheapest round-trip flights first.

Deals found on 28/12

Showing 1-10 of 19 results
1
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Best time to book a flight from Ottawa to Irvine

Have a flexible travel schedule? Discover the best time to fly to Irvine from Ottawa 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 Ottawa to Irvine

How far ahead should I book a flight from Ottawa to Irvine?

Use this chart to determine the optimal time to book a round-trip flight from Ottawa to Irvine. Price data was last updated on 26 December 2025.

To ensure you get the cheapest price possible for a flight from Ottawa to Irvine, you should look to book at least 53 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 Ottawa to Irvine?

Currently, April is the cheapest month in which you can book a flight from Ottawa to Irvine (average of C$ 183). Flying from Ottawa to Irvine in November is currently the most expensive (average of C$ 341). 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 Irvine?

Reviews of airlines servicing Irvine

Get insights into the airlines that provide service to Irvine. 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 Irvine. Reviews last updated 30 December 2025.
Get a feel of what it's like to fly with Porter Airlines,United Airlines, andWestJet from Ottawa to Irvine by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
8.0
Very good
403 reviews
Check prices

Crew

8.6

Overall

8.0

Comfort

8.0

Entertainment

7.0

Food

7.6

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
Porter Airlines
8.0
Very good
403 reviews
Porter Airlines
8.0
Very good
403 reviews
Check prices

Crew

8.6

Overall

8.0

Comfort

8.0

Entertainment

7.0

Food

7.6

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
United Airlines
7.4
Good
9,123 reviews
Porter Airlines
8.0
Very good
403 reviews
Check prices

Crew

8.6

Overall

8.0

Comfort

8.0

Entertainment

7.0

Food

7.6

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
WestJet
7.2
Good
3,227 reviews
Porter Airlines
8.0
Very good
403 reviews
Check prices

Crew

8.6

Overall

8.0

Comfort

8.0

Entertainment

7.0

Food

7.6

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
Air Canada
7.1
Good
10,571 reviews
Porter Airlines
8.0
Very good
403 reviews
Check prices

Crew

8.6

Overall

8.0

Comfort

8.0

Entertainment

7.0

Food

7.6

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out

Related info for your journey

Find useful and relevant information for your journey from Ottawa to Irvine. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Ottawa to Irvine?

    If you book a flight to Irvine from Ottawa, you will be flying from Ottawa, which is the city’s only airport. Ottawa (YOW) is located 10.6 km from the centre of Ottawa. There are 0 flights from Ottawa to Irvine per day from 4 different airlines.

  • How long is the flight from Ottawa to Irvine?

    For as low as C$ 442, WestJet can have you in Irvine from Ottawa in 11h 25m. Airlines will cover a distance of 3819 km.

  • What are the cheapest airlines to fly from Ottawa to Irvine one-way?

    The cheapest airlines for a one-way flight from Ottawa to Irvine are WestJet (C$ 179), Porter Airlines (C$ 194), and Air Canada (C$ 198).

  • Can I find deals for flights from Ottawa to Irvine that include hotel bookings?

    Yes. In addition to deals on Ottawa to Irvine flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ottawa to Irvine?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ottawa to Irvine.

  • Can I find deals for business class flights from Ottawa to Irvine?

    Yes. Cheapflights offers flight deals from Ottawa to Irvine by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Ottawa to Irvine?

    Currently, April is the cheapest month in which you can book a flight from Ottawa to Irvine (average of C$ 183). Flying from Ottawa to Irvine in November is currently the most expensive (average of C$ 341). 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Ottawa to Irvine

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Ottawa to Irvine

Discover the top 4 airlines that operate flights from Ottawa to Irvine. 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 629,999 searches. Data last updated 30 December 2025.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 239AverageC$ 340FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Porter AirlinesCheapestC$ 299AverageC$ 448FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
Air CanadaCheapestC$ 303AverageC$ 512FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapestC$ 324AverageC$ 577FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Ottawa to Irvine?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Ottawa to Irvine. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Ottawa to Irvine?

Cheapflights simply makes it quick and affordable to book flights from Ottawa to Irvine by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Ottawa to Irvine with no change fees?

Certainly. Search results for flights to Irvine from Ottawa shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Ottawa to Irvine become cheaper?

Yes, Cheapflights offers price alerts on Ottawa to Irvine flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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