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Cheap flights from Ottawa to Irvine from C$ 261

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 3/8. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — LAX
9 Apr — 16 Apr1
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 10 March 2026.

Sun 26/712:25 p.m.
YOW
-
LAX
2 stops12h 40m
WestJet
Tue 4/812:10 p.m.
LAX
-
YOW
2 stops14h 25m
WestJet
Deal found 5/3C$ 383
Mon 29/61:20 p.m.
YOW
-
LAX
1 stop11h 45m
WestJet
Sun 5/76:05 p.m.
LAX
-
YOW
1 stop8h 30m
WestJet
Deal found 5/3C$ 394
Thu 2/77:20 a.m.
YOW
-
LAX
1 stop9h 45m
WestJet
Thu 9/76:05 p.m.
LAX
-
YOW
1 stop8h 30m
WestJet
Deal found 5/3C$ 395
Tue 21/45:40 a.m.
YOW
-
LAX
2 stops15h 50m
WestJet
Wed 22/47:00 a.m.
LAX
-
YOW
2 stops14h 39m
WestJet
Deal found 5/3C$ 406
Tue 21/45:40 a.m.
YOW
-
LAX
2 stops15h 50m
WestJet
Thu 23/47:00 a.m.
LAX
-
YOW
2 stops14h 39m
WestJet
Deal found 5/3C$ 417
Thu 3/96:00 a.m.
YOW
-
LAX
1 stop9h 25m
WestJet
Fri 4/97:30 a.m.
LAX
-
YOW
1 stop8h 50m
WestJet
Deal found 5/3C$ 418
Sun 7/612:25 p.m.
YOW
-
LAX
2 stops12h 40m
WestJet
Sat 20/63:00 p.m.
LAX
-
YOW
2 stops18h 30m
WestJet
Deal found 5/3C$ 419

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 10 March 2026.

Round-trip from

C$ 383

One-way from

C$ 261

Popular in

December

Cheapest in

May

Average price

C$ 545
WestJet
  • WestJet
  • 26/7-4/8
  • 4 total stops
  • 27h 05m total
  • Ottawa to Irvine
Search Deals
WestJet
  • WestJet
  • 3/8
  • 2 total stops
  • 20h 05m total
  • Ottawa to Irvine
Search Deals
Highest demand for flights based on searches. 18% potential increase in price (C$ 141 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 24 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
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 10 March 2026.
Use the filters below to find and compare flights from Ottawa to Irvine that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OttawaLos Angeles

YOW - LAX

YOWLAX

Ottawa

Wed 5/8

7:30 p.m.-12:57 a.m.

1 stop8h 27m

Los Angeles Los Angeles

Tue 11/8

12:10 a.m.-1:59 p.m.

1 stop10h 49m

C$ 429
Quickest round-trip

OttawaLos Angeles

YOW - LAX

YOWLAX

Ottawa

Tue 21/4

5:25 p.m.-10:44 p.m.

1 stop8h 19m

Los Angeles Los Angeles

Wed 22/4

10:20 a.m.-10:05 p.m.

1 stop8h 45m

C$ 450

OttawaLos Angeles

YOW - LAX

YOWLAX

Ottawa

Fri 3/4

2:40 p.m.-11:44 p.m.

1 stop12h 04m

Los Angeles Los Angeles

Fri 24/4

12:15 a.m.-5:07 p.m.

1 stop13h 52m

C$ 453

OttawaLos Angeles

YOW - LAX

YOWLAX

Ottawa

Fri 10/4

5:25 p.m.-1:26 a.m.

1 stop11h 01m

Los Angeles Los Angeles

Wed 15/4

8:25 a.m.-10:05 p.m.

1 stop10h 40m

C$ 453

OttawaLos Angeles

YOW - LAX

YOWLAX

Ottawa

Sat 11/4

7:30 p.m.-7:40 a.m.

2 stops15h 10m

Los Angeles Los Angeles

Sat 18/4

6:45 a.m.-10:05 p.m.

2 stops12h 20m

C$ 484

OttawaLos Angeles

YOW - LAX

YOWLAX

Ottawa

Tue 21/4

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

1 stop11h 10m

Los Angeles Los Angeles

Thu 23/4

10:35 p.m.-10:03 a.m.

1 stop8h 28m

C$ 486

OttawaLos Angeles

YOW - LAX

YOWLAX

Ottawa

Wed 8/4

5:40 a.m.-6:30 p.m.

2 stops15h 50m

Los Angeles Los Angeles

Wed 15/4

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

2 stops14h 39m

C$ 488

OttawaLos Angeles

YOW - LAX

YOWLAX

Ottawa

Sat 18/4

12:00 p.m.-7:20 p.m.

1 stop10h 20m

Los Angeles Los Angeles

Sat 2/5

10:30 p.m.-9:41 a.m.

1 stop8h 11m

C$ 507

OttawaLos Angeles

YOW - LAX

YOWLAX

Ottawa

Tue 21/4

5:40 a.m.-6:30 p.m.

2 stops15h 50m

Los Angeles Los Angeles

Fri 24/4

5:45 p.m.-12:39 a.m.

2 stops27h 54m

C$ 514

OttawaLos Angeles

YOW - LAX

YOWLAX

Ottawa

Mon 6/4

5:25 p.m.-12:14 a.m.

1 stop9h 49m

Los Angeles Los Angeles

Fri 10/4

11:59 p.m.-1:59 p.m.

1 stop11h 00m

C$ 528

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/3

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 6 March 2026.

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$ 182). Flying from Ottawa to Irvine in November is currently the most expensive (average of C$ 343). 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.

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 10 March 2026.
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
423 reviews
Check prices

Food

7.6

Entertainment

7.0

Boarding

8.2

Overall

8.0

Comfort

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.
Porter Airlines
8.0
Very good
423 reviews
Porter Airlines
8.0
Very good
423 reviews
Check prices

Food

7.6

Entertainment

7.0

Boarding

8.2

Overall

8.0

Comfort

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.
United Airlines
7.4
Good
9,409 reviews
Porter Airlines
8.0
Very good
423 reviews
Check prices

Food

7.6

Entertainment

7.0

Boarding

8.2

Overall

8.0

Comfort

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.
WestJet
7.2
Good
3,288 reviews
Porter Airlines
8.0
Very good
423 reviews
Check prices

Food

7.6

Entertainment

7.0

Boarding

8.2

Overall

8.0

Comfort

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.
Air Canada
7.1
Good
10,800 reviews
Porter Airlines
8.0
Very good
423 reviews
Check prices

Food

7.6

Entertainment

7.0

Boarding

8.2

Overall

8.0

Comfort

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.

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$ 429, United Airlines can have you in Irvine from Ottawa in 8h 27m. 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$ 173), Porter Airlines (C$ 193), and Air Canada (C$ 196).

  • 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$ 182). Flying from Ottawa to Irvine in November is currently the most expensive (average of C$ 343). 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

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Alternative routes for Ottawa to Irvine

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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 10 March 2026.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 235AverageC$ 320FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Air CanadaCheapestC$ 286AverageC$ 733FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Porter AirlinesCheapestC$ 293AverageC$ 519FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
United AirlinesCheapestC$ 312AverageC$ 583FlexibilityNo 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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