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Niagara Falls

$91+ 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 9/27. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — YYZ
Aug 5 — Aug 121
Tue 8/5
Tue 8/12
1 adult, Economy
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Cheapflights Tip: The best prices from Irvine to Niagara Falls are usually found in June or September, booked 89 days in advance, depart on a Thursday or Tuesday 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 July 31, 2025.

Round-trip from

$170
(Mytrip)

One-way from

$91
(Air Canada)

Popular in

December

Cheapest in

June

Average price

$332
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. 16% potential increase in price ($62 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($14 potential savings vs. average RT price).
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Average for round-trip flights in July 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 July 31, 2025.

This Mytrip deal was found by Cheapflights users on 7/29. 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.
Sun 9/1411:10 pmLAX - YYZ
Nonstop4h 49mMultiple Airlines
Wed 9/1710:40 amYYZ - LAX
Nonstop5h 20mMultiple Airlines
Deal found 7/29$170
This Flightnetwork deal was found by Cheapflights users on 7/29. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/69:55 pmLAX - YYZ
Nonstop4h 51mAir Canada
Sat 9/136:35 pmYYZ - LAX
Nonstop5h 18mAir Canada
Deal found 7/29$177
This Kiwi.com deal was found by Cheapflights users on 7/28. 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.
Tue 11/1811:50 amLAX - YYZ
1 stop9h 48mWestJet
Wed 12/310:00 amYYZ - LAX
1 stop9h 58mWestJet
Deal found 7/28$185
This FlightHub deal was found by Cheapflights users on 7/29. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/52:00 pmLAX - YYZ
Nonstop4h 50mPorter Airlines
Sat 9/1310:40 amYYZ - LAX
Nonstop5h 20mPorter Airlines
Deal found 7/29$205

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 July 31, 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

Sun 9/14

11:10 pm-6:59 am

Nonstop4h 49m

Toronto Pearson Intl

Wed 9/17

10:40 am-1:00 pm

Nonstop5h 20m

$170

Los AngelesToronto

LAX - YYZ

LAXYYZ

Los Angeles

Sat 9/6

9:55 pm-5:46 am

Nonstop4h 51m

Toronto Pearson Intl

Sat 9/13

6:35 pm-8:53 pm

Nonstop5h 18m

$177

Los AngelesToronto

LAX - YYZ

LAXYYZ

Los Angeles

Wed 10/1

11:10 pm-6:59 am

Nonstop4h 49m

Toronto Pearson Intl

Fri 10/3

7:45 pm-10:11 pm

Nonstop5h 26m

$187

Los AngelesToronto

LAX - YYZ

LAXYYZ

Los Angeles

Fri 9/5

2:00 pm-9:50 pm

Nonstop4h 50m

Toronto Pearson Intl

Sat 9/13

10:40 am-1:00 pm

Nonstop5h 20m

$205

Los AngelesToronto

LAX - YYZ

LAXYYZ

Los Angeles

Sat 9/27

9:55 pm-5:46 am

Nonstop4h 51m

$91

Los AngelesToronto

LAX - YYZ

LAXYYZ

Los Angeles

Fri 9/5

2:00 pm-9:50 pm

Nonstop4h 50m

$92

Los AngelesToronto

LAX - YYZ

LAXYYZ

Los Angeles

Fri 9/5

7:00 am-9:01 pm

2 stops11h 01m

$94

Los AngelesToronto

LAX - YYZ

LAXYYZ

Los Angeles

Sun 9/28

11:30 am-7:15 am

1 stop16h 45m

$95

Los AngelesToronto

LAX - YYZ

LAXYYZ

Los Angeles

Fri 9/12

6:15 pm-9:58 am

1 stop12h 43m

$101

Los AngelesToronto

LAX - YYZ

LAXYYZ

Los Angeles

Thu 9/4

2:00 pm-9:50 pm

Nonstop4h 50m

$105

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/31

Showing 1-10 of 14 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 July 25, 2025.

Booking 89 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 August is currently the most expensive (average of $348). 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 July 31, 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.

Weekly flight availability from Irvine to Niagara Falls

Explore weekly flight availability from Irvine to Niagara Falls. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated July 31, 2025.

The most flights from IR9 to NI4 are scheduled on a Wednesday (18 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (9 on average).

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 July 31, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Porter Airlines, and Delta from Irvine to Niagara Falls by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Boarding

8.1

Food

7.1

Crew

8.5

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Boarding

8.1

Food

7.1

Crew

8.5

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
Porter Airlines
8.0
Very good
318 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Boarding

8.1

Food

7.1

Crew

8.5

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
Delta
8.0
Very good
7,981 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Boarding

8.1

Food

7.1

Crew

8.5

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
Air Transat
7.7
Good
424 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Boarding

8.1

Food

7.1

Crew

8.5

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
United Airlines
7.4
Good
8,900 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Boarding

8.1

Food

7.1

Crew

8.5

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.

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 $91 on Air Canada. Other airlines that offer cheap prices include Porter Airlines from $92 and WestJet from $94 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 Porter Airlines (95%), Air Transat (95%) and Brussels Airlines (91%).

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

    On average you can expect to pay $1,199 for a flight from Irvine to Niagara Falls. The cheapest flight overall is $88 while the most popular route, (Los Angeles - Toronto Pearson Intl) is currently priced at $170.

  • 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 August is currently the most expensive (average of $348). 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 July 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
Porter AirlinesCheapest$118Average$294FlexibilityNo cancel feeOn-time52%
Air CanadaCheapest$130Average$462FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$131Average$409FlexibilityNo cancel feeOn-time69%
DeltaCheapest$131Average$439FlexibilityNo cancel feeOn-timeN/A
WestJetCheapest$134Average$240FlexibilityNo cancel feeOn-time60%
American AirlinesCheapest$180Average$475FlexibilityNo cancel feeOn-time71%
Air TransatCheapest$186Average$366FlexibilityNo cancel feeOn-time50%

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