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Niagara Falls

$78+ Cheap flights from Irvine, CA to Niagara Falls, Canada

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 7/2. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — YYZ
May 6 — May 131
Tue 5/6
Tue 5/13
1 adult, Economy
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Cheapflights Tip: The best prices from Irvine to Niagara Falls are usually found in September or October, booked 71 days in advance, depart on a Thursday or Friday and return on a Thursday

Cheap flight deals from Irvine to Niagara Falls

Keep the following information in mind while searching for Irvine to Niagara Falls flight deals. Data was last updated May 1, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$172
(Kiwi.com)

One-way from

$78
(Kiwi.com)

Popular in

December

Cheapest in

September

Average price

$318
Provider with most accurate pricing for Los Angeles-Toronto (YTO) flight deals.
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Provider most trusted by Cheapflights users for Los Angeles-Toronto (YTO) flights.
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From Irvine to Niagara Falls
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One-way flight from Irvine to Niagara Falls
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Highest demand for flights based on searches. 13% potential increase in price ($51 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($13 potential savings vs. average RT price).
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Average for round-trip flights in May 2025
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Find flight deals from Irvine to Niagara Falls

Cheapest flights from Irvine to Niagara Falls
Explore the most affordable flight options available from Irvine to Niagara Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.

This Kiwi.com deal was found by Cheapflights users on 4/29. 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 8/206:05 pmLAX - YYZ
1 stop9h 07mWestJet
Sun 8/248:00 amYYZ - LAX
1 stop9h 12mWestJet
Deal found 4/29$176
This Mytrip deal was found by Cheapflights users on 4/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/76:05 pmLAX - YYZ
1 stop9h 07mMultiple Airlines
Tue 6/1010:40 amYYZ - LAX
Nonstop5h 25mMultiple Airlines
Deal found 4/29$205
This American Airlines deal was found by Cheapflights users on 4/30. 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.
Fri 5/1611:45 pmLAX - YYZ
1 stop8h 06mAmerican Airlines
Sat 5/241:15 pmYYZ - LAX
1 stop12h 27mAmerican Airlines
Deal found 4/30$278
This Cheapflightsfares deal was found by Cheapflights users on 4/30. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/301:10 pmLAX - YYZ
Nonstop4h 53mPorter Airlines
Mon 6/910:40 amYYZ - LAX
Nonstop5h 25mPorter Airlines
Deal found 4/30$298
This United Airlines deal was found by Cheapflights users on 5/1. 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 6/173:40 pmLAX - YYZ
Nonstop4h 51mUnited Airlines
Sat 6/218:30 amYYZ - LAX
Nonstop5h 00mUnited Airlines
Deal found 5/1$301
This Delta deal was found by Cheapflights users on 4/30. 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 8/2911:45 pmLAX - YYZ
1 stop8h 46mDelta
Sun 9/76:00 amYYZ - LAX
1 stop9h 54mDelta
Deal found 4/30$319
This Alaska Airlines deal was found by Cheapflights users on 4/29. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/131:18 pmLAX - YYZ
2 stops22h 42mAlaska Airlines
Thu 5/154:45 pmYYZ - LAX
1 stop8h 54mAlaska Airlines
Deal found 4/29$333

Cheapflights Fare Finder

Customize your flight search to find flights from Irvine to Niagara Falls 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 2,558,603 searches. Data last updated May 1, 2025.
Use the filters below to find and compare flights from Irvine to Niagara Falls that are best for you.

Fly from

Irvine

Fly to

Niagara Falls

Route

Depart

Return

Price

Los AngelesToronto

LAX - YYZ

LAXYYZ

Los Angeles

Fri 7/18

11:25 am-12:33 am

1 stop10h 08m

Toronto Pearson Intl

Thu 7/24

8:00 am-6:10 pm

2 stops13h 10m

$177

Los AngelesToronto

LAX - YYZ

LAXYYZ

Los Angeles

Sat 6/7

11:40 am-12:33 am

2 stops9h 53m

Toronto Pearson Intl

Tue 6/10

10:40 am-1:05 pm

Nonstop5h 25m

$205

Los AngelesToronto

LAX - YYZ

LAXYYZ

Los Angeles

Sat 6/14

1:39 pm-6:56 am

1 stop14h 17m

Toronto Pearson Intl

Sat 6/21

8:30 am-10:30 am

Nonstop5h 00m

$252

Los AngelesToronto

LAX - YYZ

LAXYYZ

Los Angeles

Thu 5/29

1:10 pm-9:03 pm

Nonstop4h 53m

Toronto Pearson Intl

Sun 6/1

9:45 am-12:10 pm

Nonstop5h 25m

$255

Los AngelesToronto

LAX - YYZ

LAXYYZ

Los Angeles

Fri 5/16

11:45 pm-10:51 am

1 stop8h 06m

Toronto Pearson Intl

Sat 5/24

1:15 pm-10:42 pm

1 stop12h 27m

$278

Los AngelesToronto

LAX - YYZ

LAXYYZ

Los Angeles

Fri 6/27

12:50 am-11:55 am

1 stop8h 05m

Toronto Pearson Intl

Sat 7/12

6:30 am-10:14 am

1 stop6h 44m

$319

Los AngelesToronto

LAX - YYZ

LAXYYZ

Los Angeles

Fri 5/16

9:10 pm-3:00 pm

1 stop14h 50m

Toronto Pearson Intl

Wed 5/21

4:45 pm-10:45 am

2 stops21h 00m

$328

Los AngelesToronto

LAX - YYZ

LAXYYZ

Los Angeles

Wed 7/2

7:00 am-9:03 pm

2 stops11h 03m

$78

Los AngelesToronto

LAX - YYZ

LAXYYZ

Los Angeles

Sat 5/31

3:40 pm-11:31 pm

Nonstop4h 51m

$96

Los AngelesToronto

LAX - YYZ

LAXYYZ

Los Angeles

Tue 5/13

6:52 pm-12:35 am

3 stops26h 43m

$102

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Showing 1-10 of 18 results
1
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Best time to book a flight from Irvine to Niagara Falls

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

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

Use this chart to determine the optimal time to book a round-trip flight from Irvine to Niagara Falls. Price data was last updated on April 25, 2025.

Booking 71 days in advance of your planned departure date is, on average, the best time to get cheap flights from Irvine to Niagara Falls. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, January is the cheapest month in which you can book a flight from Irvine to Niagara Falls (average of $243). Flying from Irvine to Niagara Falls in July is currently the most expensive (average of $359). 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.

What is the cheapest time of day to fly from IR9 to NI4?

Find hourly flight availability from Irvine to Niagara Falls. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 1, 2025.

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

What is the cheapest day to fly from Irvine to Niagara Falls?

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

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

Rainfall in Niagara Falls by month

Plan your trip to Niagara Falls by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Niagara Falls ranges from 2.0 - 3.3 inches per month. June is typically the wettest month, when rainfall can reach 3.3 in. February is typically the driest time to visit Niagara Falls when rainfall is around 2.0 in.

Temperature in Niagara Falls by month

Plan your trip to Niagara Falls by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Niagara Falls, 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 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 21.2 F).

Reviews of airlines servicing Niagara Falls

Get insights into the airlines that provide service to Niagara Falls. 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 Niagara Falls. Reviews last updated May 1, 2025.
To help decide which airline to fly from Irvine to Niagara Falls, see what other customers have to say about Alaska Airlines, Porter Airlines and Delta. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,972 reviews

Overall

8.0

Boarding

8.1

Entertainment

7.1

Comfort

7.9

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
9,972 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Overall

8.0

Boarding

8.1

Entertainment

7.1

Comfort

7.9

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Porter Airlines
8.0
Very good
285 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Overall

8.0

Boarding

8.1

Entertainment

7.1

Comfort

7.9

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,934 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Overall

8.0

Boarding

8.1

Entertainment

7.1

Comfort

7.9

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Air Transat
7.8
Good
385 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Overall

8.0

Boarding

8.1

Entertainment

7.1

Comfort

7.9

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,696 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Overall

8.0

Boarding

8.1

Entertainment

7.1

Comfort

7.9

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

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

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

    One-way options have recently been found by users for as low as $78 on WestJet. Other airlines that offer cheap prices include United Airlines from $96 and Porter Airlines from $98 one-way.

  • What are the most reliable airlines from Irvine to Niagara Falls?

    The top 3 most reliable airlines when flying from Irvine to Niagara Falls are Brussels Airlines (100%), Austrian Airlines (83%) and Porter Airlines (76%).

  • What are the cheapest flights from Irvine to Niagara Falls?

    On average you can expect to pay $858 for a flight from Irvine to Niagara Falls. The cheapest flight overall is $69 while the most popular route, (Los Angeles - Toronto Pearson Intl) is currently priced at $187.

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

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

  • How can I find direct flights from Irvine to Niagara Falls?

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

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

    Yes. Cheapflights offers flight deals from Irvine to Niagara Falls 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 Irvine to Niagara Falls?

    Currently, January is the cheapest month in which you can book a flight from Irvine to Niagara Falls (average of $243). Flying from Irvine to Niagara Falls in July is currently the most expensive (average of $359). 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.

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Top 7 airlines flying from Irvine to Niagara Falls

Discover the top 7 airlines that operate flights from Irvine to Niagara Falls. 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 2,558,603 searches. Data last updated May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$128Average$490FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$131Average$420FlexibilityNo cancel feeOn-time69%
Porter AirlinesCheapest$134Average$375FlexibilityNo cancel feeOn-time52%
Air CanadaCheapest$142Average$473FlexibilityNo cancel feeOn-time67%
DeltaCheapest$153Average$455FlexibilityNo cancel feeOn-timeN/A
WestJetCheapest$158Average$281FlexibilityNo cancel feeOn-time60%
Air TransatCheapest$186Average$375FlexibilityNo cancel feeOn-time50%

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