Question 1

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

Accepted Answer

The cheapest airlines for a one-way flight from Ottawa to Irvine are WestJet (C$ 161), Porter Airlines (C$ 176), and Air Canada (C$ 191).

Question 2

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

Accepted Answer

To ensure you get the cheapest price possible for a flight from Ottawa to Irvine, you should look to book at least 74 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.

Question 3

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

Accepted Answer

Currently, September is the cheapest month in which you can book a flight from Ottawa to Irvine (average of C$ 226). Flying from Ottawa to Irvine in July is currently the most expensive (average of C$ 301). 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.

Question 4

What is the cheapest day to fly from Ottawa to Irvine?

Accepted Answer

Travelers seeking maximum savings on their Ottawa to Irvine flight should consider departing on Thursday evenings when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Question 5

E

Accepted Answer

In terms of precipitation, rainfall in Irvine ranges from 0.0 - 87.0 mm per month. February is typically the wettest month, when rainfall can reach 87.0 mm. July is typically the driest time to visit Irvine when rainfall is around 0.0 mm.

Question 6

E

Accepted Answer

If weather is an important factor for your trip to Irvine, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 14.0 C).

Question 7

What are the most popular airlines that fly from Ottawa to Irvine?

Accepted Answer

Consider Air Canada, Porter Airlines or United Airlines when booking your flight. These represent the most popular airlines when flying from Ottawa to Irvine.

Question 8

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

Accepted Answer

Users have found that booking a flight from Ottawa to Irvine at least 37 days early can save you up to 38% on average compared to booking a flight this week. If booking 37 days before your flight isn’t an option for you, users have found flights from Ottawa to Irvine for as little as C$ 455 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as C$ 1,034 for flights departing within the next 3 days.

Question 9

What is the cheapest month to fly from Ottawa to Irvine?

Accepted Answer

May is one of the best times of the year to fly to Irvine from Ottawa. Prices for May average C$ 450 per person but you can even find prices for as low as C$ 251. The most expensive prices can be found in the month of December. Opting for a May flight can save you 41% on your journey compared to booking in December

Question 10

What is the cheapest time of day to fly from YOW to IR9?

Accepted Answer

When flying from Ottawa to Irvine, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Question 11

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

Accepted Answer

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.

Question 12

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

Accepted Answer

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

Question 13

How can I find direct flights from Ottawa to Irvine?

Accepted Answer

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

Question 14

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

Accepted Answer

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.

Question 15

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

Accepted Answer

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.

Question 16

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

Accepted Answer

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.

Question 17

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

Accepted Answer

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.

Question 18

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

Accepted Answer

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.

Round-trip from	C$ 278
One-way from	C$ 161
Popular in	December
Cheapest in	May
Average price	C$ 485

Airline	Cheapest	Average	Flexibility	On-time
WestJet	CheapestC$ 241	AverageC$ 387	FlexibilityNo cancel fee	On-time60%	Search WestJet flights
Porter Airlines	CheapestC$ 306	AverageC$ 441	FlexibilityNo cancel fee	On-time52%	Search Porter Airlines flights
Air Canada	CheapestC$ 310	AverageC$ 744	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
United Airlines	CheapestC$ 330	AverageC$ 570	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights

Cheap flights from Ottawa to Irvine from C$ 161

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 25/7. Fares are subject to change and may not be available on all flights or dates of travel.

Cheapflights Tip: The best prices from Ottawa to Irvine are usually found in May or June, booked 74 days in advance, depart on a Wednesday or Tuesday and return on a Thursday

Cheap flight deals from Ottawa to Irvine

Keep the following information in mind while searching for Ottawa to Irvine flight deals. Data was last updated 3 July 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Ottawa to Irvine

Cheapest flights from Ottawa to IrvineExplore 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 3 July 2025.

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 3 July 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Ottawa to Irvine that are best for you.

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.

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 27 June 2025.

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

What is the cheapest time of day to fly from YOW to IR9?

Find hourly flight availability from Ottawa to Irvine. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 3 July 2025.

What is the cheapest day to fly from Ottawa to Irvine?

Use this chart to determine the cheapest time to fly round-trip from Ottawa to Irvine. Price data was last updated on 16 December 2024.

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 3 July 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.

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?

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

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

How can I find direct flights from Ottawa to Irvine?

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

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

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 for Ottawa to Irvine

See prices for flight routes from nearby airports that may be better suited for you.

Top 4 airlines flying from Ottawa to Irvine

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?

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

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

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

100% Free

Book with Flexibility

Travel Smart

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 3 July 2025.