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Cheap flights from Ireland to Niagara Falls, Ontario from £129

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 2/9. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — YYZ
10 Aug — 17 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ireland to Niagara Falls

Enter your travel dates to find the best prices.

Cheapest flights from Ireland to Niagara Falls
Explore the most affordable flight options available from Ireland to Niagara Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 July 2026.

Thu 27/813:15
DUB
-
YYZ
Nonstop7h 35m
Air Transat
Mon 31/823:55
YYZ
-
DUB
Nonstop6h 35m
Air Transat
Deal found 10/7£283
Wed 26/809:40
DUB
-
YYZ
1 stop17h 05m
Multiple Airlines
Wed 9/921:55
YYZ
-
DUB
2 stops20h 25m
Multiple Airlines
Deal found 8/7£286
Tue 25/810:10
DUB
-
YYZ
1 stop12h 00m
Multiple Airlines
Mon 31/816:15
YYZ
-
DUB
2 stops21h 45m
Multiple Airlines
Deal found 7/7£287
Wed 26/813:15
DUB
-
YYZ
Nonstop7h 35m
Air Transat
Wed 9/923:55
YYZ
-
DUB
Nonstop6h 35m
Air Transat
Deal found 8/7£288
Tue 22/913:15
DUB
-
YYZ
Nonstop7h 35m
Air Transat
Tue 20/1023:55
YYZ
-
DUB
Nonstop6h 35m
Air Transat
Deal found 10/7£289
Mon 24/813:15
DUB
-
YYZ
Nonstop7h 35m
Air Transat
Mon 31/823:55
YYZ
-
DUB
Nonstop6h 35m
Air Transat
Deal found 8/7£293
Fri 21/813:15
DUB
-
YYZ
Nonstop7h 35m
Air Transat
Mon 31/823:55
YYZ
-
DUB
Nonstop6h 35m
Air Transat
Deal found 7/7£294
Mon 24/809:40
DUB
-
YYZ
1 stop10h 20m
WestJet
Fri 4/922:10
YYZ
-
DUB
Nonstop6h 50m
WestJet
Deal found 8/7£299
Mon 24/813:15
DUB
-
YYZ
Nonstop7h 35m
Air Transat
Mon 14/923:55
YYZ
-
DUB
Nonstop6h 35m
Air Transat
Deal found 8/7£300
Tue 22/910:10
DUB
-
YYZ
1 stop12h 00m
Multiple Airlines
Tue 20/1023:55
YYZ
-
DUB
Nonstop6h 35m
Multiple Airlines
Deal found 10/7£304
Thu 27/813:15
DUB
-
YYZ
Nonstop7h 35m
Air Transat
Wed 9/923:55
YYZ
-
DUB
Nonstop6h 35m
Air Transat
Deal found 9/7£305
Thu 20/813:15
DUB
-
YYZ
Nonstop7h 35m
Air Transat
Wed 26/823:55
YYZ
-
DUB
Nonstop6h 35m
Air Transat
Deal found 8/7£306

Find flight deals from Ireland to Niagara Falls

Keep the following information in mind while searching for Ireland to Niagara Falls flight deals. Data was last updated 11 July 2026.

Round-trip from

£283

One-way from

£129

Popular in

December

Cheapest in

November

Average price

£474
Air Transat
  • Air Transat
  • 27/8-31/8
  • Nonstop
  • 14h 10m total
  • Ireland to Niagara Falls
Search Deals
WestJet
  • WestJet
  • 2/9
  • 1 total stop
  • 12h 35m total
  • Ireland to Niagara Falls
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (£21 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£7 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Ireland 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 858,174 searches. Data last updated 11 July 2026.
Use the filters below to find and compare flights from Ireland to Niagara Falls that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

DublinToronto

DUB - YYZ

DUBYYZ

Dublin

Fri 9/10

12:15-22:05

1 stop14h 50m

Toronto Pearson Intl

Sun 18/10

20:45-13:15

1 stop11h 30m

£337

DublinToronto

DUB - YYZ

DUBYYZ

Dublin

Tue 15/9

11:45-23:26

2 stops16h 41m

Toronto Pearson Intl

Tue 29/9

22:00-17:00

1 stop14h 00m

£397

DublinToronto

DUB - YYZ

DUBYYZ

Dublin

Sat 29/8

08:50-17:08

2 stops13h 18m

Toronto Pearson Intl

Sat 12/9

15:00-10:40

2 stops14h 40m

£432

DublinToronto

DUB - YYZ

DUBYYZ

Dublin

Fri 28/8

12:15-19:10

1 stop11h 55m

Toronto Pearson Intl

Wed 23/12

19:40-10:15

1 stop9h 35m

£437

DublinToronto

DUB - YYZ

DUBYYZ

Dublin

Fri 9/10

11:10-20:40

2 stops14h 30m

Toronto Pearson Intl

Sun 18/10

23:30-15:25

1 stop10h 55m

£437

DublinToronto

DUB - YYZ

DUBYYZ

Dublin

Wed 29/7

12:30-22:23

2 stops14h 53m

Toronto Pearson Intl

Thu 3/9

12:05-11:10

2 stops18h 05m

£508

DublinToronto

DUB - YYZ

DUBYYZ

Dublin

Sat 29/8

20:00-15:40

2 stops24h 40m

Toronto Pearson Intl

Sat 12/9

17:10-10:25

2 stops36h 15m

£553
Fastest return journey

DublinToronto

DUB - YYZ

DUBYYZ

Dublin

Mon 3/8

09:20-11:25

Nonstop7h 05m

Toronto Pearson Intl

Fri 14/8

20:50-08:15

Nonstop6h 25m

£646
Cheapest one-way
Fastest single journey

DublinToronto

DUB - YYZ

DUBYYZ

Dublin

Thu 3/9

13:15-15:50

Nonstop7h 35m

£221

DublinToronto

DUB - YYZ

DUBYYZ

Dublin

Sat 12/9

13:15-15:50

Nonstop7h 35m

£237

Flights are sorted by cheapest return flights first.

Deals found on 10/7

Showing 1-10 of 16 resultsSorted by cheapest first
1
2

Best time to book a flight from Ireland to Niagara Falls

Have a flexible travel schedule? Discover the best time to fly to Niagara Falls from Ireland with our price prediction graph.
Estimated return 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 Ireland to Niagara Falls

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

Find hourly flight availability from Ireland 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 11 July 2026.

When flying from Ireland 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.

Weekly flight availability from Ireland to Niagara Falls

Explore weekly flight availability from Ireland 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 11 July 2026.

The most flights from IE0 to NI4 are scheduled on a Tuesday (11 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (10 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 11 July 2026.
Read through reviews of airlines operating flights from Ireland to Niagara Falls, such as Air Transat,Aer Lingus, andWestJet. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Air Transat
7.8
Good
563 reviews
Check prices

Comfort

7.3

Crew

8.5

Food

6.8

Boarding

8.0

Entertainment

7.1

Overall

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

YYZ - YUL

Easy, fast onboarding, very friendly staff. Seats were very narrow, OK for me but we were elbow to elbow with both neighbours of small size. The seat width should be indicated at the time of booking to prevent an uncomfortable situation with oversized travellers.
Air Transat
7.8
Good
563 reviews
Air Transat
7.8
Good
563 reviews
Check prices

Comfort

7.3

Crew

8.5

Food

6.8

Boarding

8.0

Entertainment

7.1

Overall

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

YYZ - YUL

Easy, fast onboarding, very friendly staff. Seats were very narrow, OK for me but we were elbow to elbow with both neighbours of small size. The seat width should be indicated at the time of booking to prevent an uncomfortable situation with oversized travellers.
Aer Lingus
7.3
Good
1,658 reviews
Air Transat
7.8
Good
563 reviews
Check prices

Comfort

7.3

Crew

8.5

Food

6.8

Boarding

8.0

Entertainment

7.1

Overall

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

YYZ - YUL

Easy, fast onboarding, very friendly staff. Seats were very narrow, OK for me but we were elbow to elbow with both neighbours of small size. The seat width should be indicated at the time of booking to prevent an uncomfortable situation with oversized travellers.
WestJet
7.2
Good
3,409 reviews
Air Transat
7.8
Good
563 reviews
Check prices

Comfort

7.3

Crew

8.5

Food

6.8

Boarding

8.0

Entertainment

7.1

Overall

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

YYZ - YUL

Easy, fast onboarding, very friendly staff. Seats were very narrow, OK for me but we were elbow to elbow with both neighbours of small size. The seat width should be indicated at the time of booking to prevent an uncomfortable situation with oversized travellers.
Air Canada
7.1
Good
11,328 reviews
Air Transat
7.8
Good
563 reviews
Check prices

Comfort

7.3

Crew

8.5

Food

6.8

Boarding

8.0

Entertainment

7.1

Overall

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

YYZ - YUL

Easy, fast onboarding, very friendly staff. Seats were very narrow, OK for me but we were elbow to elbow with both neighbours of small size. The seat width should be indicated at the time of booking to prevent an uncomfortable situation with oversized travellers.
Lufthansa
6.8
Okay
8,128 reviews
Air Transat
7.8
Good
563 reviews
Check prices

Comfort

7.3

Crew

8.5

Food

6.8

Boarding

8.0

Entertainment

7.1

Overall

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

YYZ - YUL

Easy, fast onboarding, very friendly staff. Seats were very narrow, OK for me but we were elbow to elbow with both neighbours of small size. The seat width should be indicated at the time of booking to prevent an uncomfortable situation with oversized travellers.

Related info for your journey

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

  • How long is the flight from Ireland to Niagara Falls?

    Departing from Ireland to Niagara Falls will take you 7h 35m. There are 3267 mi between Ireland and Niagara Falls. Generally, flights for this route are direct.

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

    The cheapest airline one-way is WestJet, with whom users have recently found tickets for as low as £85. However, be on the lookout for offers from Air Transat and Lufthansa, as they are both options that can get you from Ireland to Niagara Falls for a low price.

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Ireland to Niagara Falls on time: WestJet (95%), United Airlines (89%), Lufthansa (89%).

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

    While on average a flight from Ireland to Niagara Falls is generally £794, our data shows the cheapest flight currently is £124. When looking at the most popular route, (Dublin - Toronto Pearson Intl), you can expect to pay £283 for that flight.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ireland 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.

See more FAQs

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Alternative routes for Ireland to Niagara Falls

See prices for flight routes from nearby airports that may be better suited for you.
Heathrow to Pearson Intl flights
Gatwick to Pearson Intl flights
Heathrow to Toronto Island flights
Stansted to Pearson Intl flights
London City to Pearson Intl flights
Gatwick to Toronto Island flights
Heathrow to Pierre Elliott Trudeau Intl flights
Luton to Pearson Intl flights
Manchester to Pearson Intl flights
Gatwick to Pierre Elliott Trudeau Intl flights
Southend to Pearson Intl flights
Edinburgh to Pearson Intl flights
Stansted to Pierre Elliott Trudeau Intl flights
London City to Pierre Elliott Trudeau Intl flights
Luton to Pierre Elliott Trudeau Intl flights
Heathrow to Ottawa flights
Manchester to Toronto Island flights
Glasgow Intl to Pearson Intl flights
Edinburgh to Toronto Island flights
Gatwick to Ottawa flights
Birmingham to Pearson Intl flights
London City to Ottawa flights
Stansted to Ottawa flights
Birmingham to Toronto Island flights
Manchester to Pierre Elliott Trudeau Intl flights
Bristol to Pearson Intl flights
Dublin to Pearson Intl flights
Edinburgh to Pierre Elliott Trudeau Intl flights
Newcastle upon Tyne to Pearson Intl flights
Cardiff to Pearson Intl flights
Manchester to Ottawa flights
Heathrow to Windsor flights
Southampton to Pearson Intl flights
Bristol to Toronto Island flights
Heathrow to London flights
Glasgow Intl to Pierre Elliott Trudeau Intl flights
Liverpool to Pearson Intl flights
Belfast Intl to Pierre Elliott Trudeau Intl flights
Newcastle upon Tyne to Pierre Elliott Trudeau Intl flights
Charles de Gaulle to Pearson Intl flights
Dublin to Toronto Island flights
Istanbul to Pearson Intl flights
Heathrow to Thunder Bay flights

Top 6 airlines flying from Ireland to Niagara Falls

Discover the top 6 airlines that operate flights from Ireland 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 858,174 searches. Data last updated 11 July 2026.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapest£238Average£330FlexibilityNo cancel feeOn-time60%
Search WestJet flights
IcelandairCheapest£277Average£363FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
Aer LingusCheapest£320Average£439FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
LufthansaCheapest£328Average£418FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Air TransatCheapest£328Average£441FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
Air CanadaCheapest£330Average£445FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Ireland to Niagara Falls?

Cheapflights makes it easy to find Ireland to Niagara Falls flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Ireland to Niagara Falls?

Millions of users choose and trust Cheapflights to book the best flight deals from Ireland to Niagara Falls for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Ireland to Niagara Falls with no change fees?

Yes! Cheapflights helps users easily find flights from Ireland to Niagara Falls with no change fees.

Can Cheapflights notify me if prices for flights from Ireland to Niagara Falls become cheaper?

Not ready to book yet? You can track prices for flights from Ireland to Niagara Falls on Cheapflights with our Price Alert feature and get notified when better prices are available.

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