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Cheap flights from Ottawa to Irvine from C$ 239

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 21/3. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — LAX
28 Feb — 7 Mar1
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 29 January 2026.

Wed 29/47:30 a.m.
YOW
-
LAX
2 stops11h 30m
WestJet
Mon 4/58:30 a.m.
LAX
-
YOW
2 stops12h 50m
WestJet
Deal found 28/1C$ 415
Sun 8/32:50 p.m.
YOW
-
LAX
1 stop10h 10m
Air Canada
Thu 12/37:35 a.m.
LAX
-
YOW
1 stop8h 43m
Air Canada
Deal found 27/1C$ 418
Mon 8/62:48 p.m.
YOW
-
LAX
1 stop10h 02m
United Airlines
Mon 8/611:58 p.m.
LAX
-
YOW
1 stop10h 47m
United Airlines
Deal found 27/1C$ 419
Thu 12/32:15 p.m.
YOW
-
LAX
1 stop13h 54m
United Airlines
Mon 16/311:10 p.m.
LAX
-
YOW
1 stop8h 16m
United Airlines
Deal found 27/1C$ 424
Sun 17/55:00 a.m.
YOW
-
LAX
1 stop11h 34m
Air Canada
Mon 18/510:30 p.m.
LAX
-
YOW
1 stop9h 56m
Air Canada
Deal found 26/1C$ 425
Fri 3/46:25 a.m.
YOW
-
LAX
1 stop17h 12m
United Airlines
Sun 12/411:59 p.m.
LAX
-
YOW
2 stops11h 00m
United Airlines
Deal found 27/1C$ 426
Wed 18/22:15 p.m.
YOW
-
LAX
1 stop11h 00m
United Airlines
Thu 19/212:25 a.m.
LAX
-
YOW
1 stop7h 01m
United Airlines
Deal found 27/1C$ 428
Thu 14/56:00 a.m.
YOW
-
LAX
1 stop8h 24m
Air Canada
Mon 18/510:30 p.m.
LAX
-
YOW
1 stop9h 56m
Air Canada
Deal found 26/1C$ 429
Tue 17/33:15 p.m.
YOW
-
LAX
1 stop11h 40m
United Airlines
Tue 24/311:10 p.m.
LAX
-
YOW
1 stop15h 02m
United Airlines
Deal found 28/1C$ 430
Tue 3/35:45 p.m.
YOW
-
LAX
1 stop31h 18m
WestJet
Tue 10/37:00 a.m.
LAX
-
YOW
2 stops14h 39m
WestJet
Deal found 27/1C$ 436
Fri 6/33:55 p.m.
YOW
-
LAX
1 stop9h 05m
Multiple Airlines
Sat 14/36:07 p.m.
LAX
-
YOW
2 stops12h 16m
Multiple Airlines
Deal found 29/1C$ 447
Fri 6/35:40 a.m.
YOW
-
LAX
2 stops15h 50m
WestJet
Wed 11/35:45 p.m.
LAX
-
YOW
2 stops27h 54m
WestJet
Deal found 27/1C$ 449

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 29 January 2026.

Round-trip from

C$ 415

One-way from

C$ 239

Popular in

December

Cheapest in

May

Average price

C$ 464
WestJet
  • WestJet
  • 29/4-4/5
  • 4 total stops
  • 24h 20m total
  • Ottawa to Irvine
Search Deals
Air Canada
  • Air Canada
  • 21/3
  • 1 total stop
  • 10h 10m total
  • Ottawa to Irvine
Search Deals
Highest demand for flights based on searches. 20% potential increase in price (C$ 154 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (C$ 25 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 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 29 January 2026.
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

Mon 8/6

2:48 p.m.-9:26 p.m.

1 stop9h 38m

Los Angeles

Mon 8/6

12:13 a.m.-2:13 p.m.

1 stop11h 00m

C$ 419

OttawaLos Angeles

YOW - LAX

YOWLAX

Ottawa

Sat 16/5

10:44 a.m.-6:39 p.m.

1 stop10h 55m

Los Angeles

Sat 16/5

9:00 p.m.-9:11 a.m.

1 stop9h 11m

C$ 419

OttawaLos Angeles

YOW - LAX

YOWLAX

Ottawa

Mon 8/6

2:48 p.m.-9:26 p.m.

1 stop9h 38m

Los Angeles

Mon 8/6

11:30 p.m.-2:13 p.m.

1 stop11h 43m

C$ 419

OttawaLos Angeles

YOW - LAX

YOWLAX

Ottawa

Fri 3/4

6:25 a.m.-5:23 p.m.

1 stop13h 58m

Los Angeles

Sun 12/4

6:50 p.m.-1:59 p.m.

1 stop16h 09m

C$ 424

OttawaLos Angeles

YOW - LAX

YOWLAX

Ottawa

Thu 12/3

2:15 p.m.-1:09 a.m.

1 stop13h 54m

Los Angeles

Mon 16/3

11:10 p.m.-10:26 a.m.

1 stop8h 16m

C$ 424

OttawaLos Angeles

YOW - LAX

YOWLAX

Ottawa

Tue 31/3

5:20 p.m.-10:44 p.m.

1 stop8h 24m

Los Angeles

Mon 6/4

11:59 p.m.-5:07 p.m.

1 stop14h 08m

C$ 424

OttawaLos Angeles

YOW - LAX

YOWLAX

Ottawa

Thu 12/3

5:11 p.m.-11:59 p.m.

1 stop9h 48m

Los Angeles

Tue 5/5

12:55 a.m.-1:59 p.m.

2 stops10h 04m

C$ 426

OttawaLos Angeles

YOW - LAX

YOWLAX

Ottawa

Wed 25/3

5:11 p.m.-10:24 p.m.

1 stop8h 13m

Los Angeles

Tue 7/4

9:00 p.m.-9:11 a.m.

1 stop9h 11m

C$ 426

OttawaLos Angeles

YOW - LAX

YOWLAX

Ottawa

Fri 3/4

6:25 a.m.-8:37 p.m.

1 stop17h 12m

Los Angeles

Sat 11/4

5:15 p.m.-1:59 p.m.

1 stop17h 44m

C$ 426

OttawaLos Angeles

YOW - LAX

YOWLAX

Ottawa

Thu 4/6

7:25 p.m.-12:30 a.m.

1 stop8h 05m

Los Angeles

Mon 8/6

6:50 p.m.-1:45 p.m.

1 stop15h 55m

C$ 426

Flights are sorted by cheapest round-trip flights first.

Deals found on 27/1

Showing 1-10 of 18 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 23 January 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$ 346). 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 29 January 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
7.9
Good
412 reviews
Check prices

Comfort

7.9

Crew

8.6

Boarding

8.2

Entertainment

6.9

Overall

7.9

Food

7.5

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
7.9
Good
412 reviews
Porter Airlines
7.9
Good
412 reviews
Check prices

Comfort

7.9

Crew

8.6

Boarding

8.2

Entertainment

6.9

Overall

7.9

Food

7.5

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
9,215 reviews
Porter Airlines
7.9
Good
412 reviews
Check prices

Comfort

7.9

Crew

8.6

Boarding

8.2

Entertainment

6.9

Overall

7.9

Food

7.5

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
3,253 reviews
Porter Airlines
7.9
Good
412 reviews
Check prices

Comfort

7.9

Crew

8.6

Boarding

8.2

Entertainment

6.9

Overall

7.9

Food

7.5

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
10,667 reviews
Porter Airlines
7.9
Good
412 reviews
Check prices

Comfort

7.9

Crew

8.6

Boarding

8.2

Entertainment

6.9

Overall

7.9

Food

7.5

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$ 419, United Airlines can have you in Irvine from Ottawa in 9h 38m. 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$ 346). 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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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 29 January 2026.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 236AverageC$ 311FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Air CanadaCheapestC$ 290AverageC$ 451FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Porter AirlinesCheapestC$ 295AverageC$ 474FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
United AirlinesCheapestC$ 312AverageC$ 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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