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

To fly one-way, consider booking your trip with Aer Lingus, which is currently one of the cheapest options available, starting at £482. Delta flights start at £1,189 while deals on Finnair start at £2,313 one-way.

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

Currently, January is the cheapest month in which you can book a flight from Belfast to Niagara Falls (average of £490). Flying from Belfast to Niagara Falls in July is currently the most expensive (average of £708). 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 day to fly from Belfast to Niagara Falls?

Travellers seeking maximum savings on their Belfast to Niagara Falls flight should consider departing on Tuesday at midday when fares are most often at their lowest. Tuesday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

In terms of precipitation, rainfall in Niagara Falls ranges from 51.0 - 83.0 inches per month. June is typically the wettest month, when rainfall can reach 83.0 mm. February is typically the driest time to visit Niagara Falls when rainfall is around 51.0 mm.

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 21.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -6.0 C).

What is the cheapest month to fly from Belfast to Niagara Falls?

Due to multiple factors, expect to potentially pay more when booking in August. For low rates, May can be a great choice for travel to Niagara Falls. Flights to Niagara Falls from Belfast in May are about £554 on average during May, but can be found for as low as £410.

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

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

How can I find direct flights from Belfast to Niagara Falls?

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

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

Yes. Cheapflights offers flight deals from Belfast 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.

£299+ Flights from Belfast to Niagara Falls

Cheap flight deals from Belfast to Niagara Falls

Round-trip from	£401
One-way from	£299
Popular in	August
Cheapest in	February
Average price	£775

7/8-17/8
2 total stops
38h 30m total
Belfast to Niagara Falls

Search Deals

6/10
1 total stop
11h 50m total
Belfast to Niagara Falls

Search Deals

Highest demand for flights based on searches. 12% potential increase in price (£64 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease (£18 potential savings vs. average return price).

Search Deals

Average for round-trip flights in July 2025

Search Deals

Find flight deals from Belfast to Niagara Falls

Cheapest flights from Belfast to Niagara Falls
Explore the most affordable flight options available from Belfast to Niagara Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 7 July 2025.

Thu 7/822:45BFS - YYZ

1 stop17h 15mMultiple Airlines

Sun 17/819:15YYZ - BFS

1 stop21h 15mMultiple Airlines

Deal found 7/7£401

Fri 5/907:00BHD - YYZ

2 stops19h 30mMultiple Airlines

Fri 19/922:45YYZ - BHD

1 stop16h 40mMultiple Airlines

Deal found 6/7£423

Sat 13/907:05BHD - YYZ

2 stops19h 25mBritish Airways

Sun 28/922:00YYZ - BHD

1 stop11h 40mBritish Airways

Deal found 5/7£472

Thu 2/1012:40BHD - YYZ

1 stop12h 35mAmerican Airlines

Mon 6/1022:00YYZ - BHD

1 stop12h 40mAmerican Airlines

Deal found 5/7£482

Wed 29/1006:30BHD - YYZ

2 stops20h 28mVirgin Atlantic

Sat 8/1121:15YYZ - BHD

1 stop14h 35mVirgin Atlantic

Deal found 6/7£524

Thu 2/1006:30BHD - YYZ

2 stops15h 58mDelta

Mon 6/1022:10YYZ - BHD

1 stop18h 05mDelta

Deal found 6/7£540

Fri 10/1006:30BHD - YYZ

2 stops15h 31mKLM

Sun 19/1018:15YYZ - BHD

2 stops17h 40mKLM

Deal found 6/7£559

Wed 24/910:00BHD - YYZ

2 stops16h 30mIberia

Sun 28/910:55YYZ - BHD

2 stops19h 35mIberia

Deal found 4/7£597

Best flights from Belfast to Niagara Falls
Discover carefully curated flight deals from Belfast to Niagara Falls that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 7 July 2025.

Thu 7/822:45BFS - YYZ

1 stop17h 15mMultiple Airlines

Sun 17/819:15YYZ - BFS

1 stop21h 15mMultiple Airlines

Deal found 7/7£401

Sat 13/907:05BHD - YYZ

2 stops19h 25mBritish Airways

Sun 28/922:00YYZ - BHD

1 stop11h 40mBritish Airways

Deal found 5/7£472

Thu 2/1012:40BHD - YYZ

1 stop12h 35mAmerican Airlines

Mon 6/1022:00YYZ - BHD

1 stop12h 40mAmerican Airlines

Deal found 5/7£482

Wed 29/1006:30BHD - YYZ

2 stops20h 28mVirgin Atlantic

Sat 8/1121:15YYZ - BHD

1 stop14h 35mVirgin Atlantic

Deal found 6/7£524

Thu 2/1006:30BHD - YYZ

2 stops15h 58mDelta

Mon 6/1022:10YYZ - BHD

1 stop18h 05mDelta

Deal found 6/7£540

Fri 10/1006:30BHD - YYZ

2 stops15h 31mKLM

Sun 19/1018:15YYZ - BHD

2 stops17h 40mKLM

Deal found 6/7£559

Wed 24/910:00BHD - YYZ

2 stops16h 30mIberia

Sun 28/910:55YYZ - BHD

2 stops19h 35mIberia

Deal found 4/7£597

Fri 5/907:00BHD - YYZ

2 stops19h 30mMultiple Airlines

Fri 19/922:45YYZ - BHD

1 stop16h 40mMultiple Airlines

Deal found 6/7£423

Last-minute flights from Belfast to Niagara Falls
Discover last-minute flight deals from Belfast to Niagara Falls. Data last updated 7 July 2025 and is based on user searches.

Tue 15/709:35BHD - YYZ

1 stop11h 25mBritish Airways

Mon 21/718:05YYZ - BHD

1 stop10h 15mBritish Airways

Deal found 7/7£939

Sat 2/806:30BHD - YYZ

1 stop18h 25mKLM

Sat 9/823:30YYZ - BHD

2 stops16h 45mKLM

Deal found 5/7£792

Thu 7/822:45BFS - YYZ

1 stop17h 15mMultiple Airlines

Sun 17/819:15YYZ - BFS

1 stop21h 15mMultiple Airlines

Deal found 7/7£401

Fri 29/806:35BHD - YYZ

1 stop18h 35mAmerican Airlines

Tue 2/918:05YYZ - BHD

1 stop11h 30mAmerican Airlines

Deal found 6/7£523

Fri 29/806:35BHD - YYZ

1 stop18h 35mMultiple Airlines

Tue 2/918:05YYZ - BHD

1 stop13h 55mMultiple Airlines

Deal found 6/7£524

Fri 29/806:35BHD - YYZ

1 stop18h 35mBritish Airways

Tue 2/918:21YYZ - BHD

2 stops15h 59mBritish Airways

Deal found 6/7£546

One-way flights from Belfast to Niagara Falls
Search for one-way flight options from Belfast to Niagara Falls. Find affordable one-way fares based on user searches. Data last updated 7 July 2025.

Mon 6/1008:50BHD - YYZ

1 stop11h 50mMultiple Airlines

Deal found 5/7£299

Mon 6/1006:10BFS - YYZ

1 stop14h 30mMultiple Airlines

Deal found 5/7£307

Mon 6/1016:55BHD - YYZ

2 stops27h 55mAer Lingus

Deal found 5/7£482

Tue 19/806:40BHD - YYZ

2 stops21h 31mDelta

Deal found 5/7£1,189

Wed 16/720:15BHD - YYZ

2 stops32h 14mFinnair

Deal found 6/7£2,313

Cheapflights Fare Finder

Use the filters below to find and compare flights from Belfast to Niagara Falls that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BelfastToronto

BFS - YYZ

BFSYYZ

Belfast Intl

Thu 7/8

22:45-11:00

1 stop17h 15m

Toronto Pearson Intl

Sun 17/8

19:15-21:30

1 stop21h 15m

£401

BelfastToronto

BHD - YYZ

BHDYYZ

Belfast City

Fri 5/9

07:00-21:30

2 stops19h 30m

Toronto Pearson Intl

Fri 19/9

22:45-20:25

1 stop16h 40m

£423

BelfastToronto

BHD - YYZ

BHDYYZ

Belfast City

Sat 13/9

07:05-21:30

2 stops19h 25m

Toronto Pearson Intl

Sun 28/9

22:00-14:40

1 stop11h 40m

£472

BelfastToronto

BHD - YYZ

BHDYYZ

Belfast City

Thu 2/10

12:40-20:15

1 stop12h 35m

Toronto Pearson Intl

Mon 6/10

22:00-15:40

1 stop12h 40m

£482

BelfastToronto

BHD - YYZ

BHDYYZ

Belfast City

Wed 29/10

06:30-22:58

2 stops20h 28m

Toronto Pearson Intl

Sat 8/11

12:15-16:50

2 stops23h 35m

£524

BelfastToronto

BHD - YYZ

BHDYYZ

Belfast City

Thu 2/10

06:30-17:28

2 stops15h 58m

Toronto Pearson Intl

Mon 6/10

22:10-21:15

1 stop18h 05m

£540

BelfastToronto

BHD - YYZ

BHDYYZ

Belfast City

Fri 10/10

06:30-17:01

2 stops15h 31m

Toronto Pearson Intl

Sun 19/10

18:15-16:55

2 stops17h 40m

£559

BelfastToronto

BHD - YYZ

BHDYYZ

Belfast City

Wed 24/9

10:00-21:30

2 stops16h 30m

Toronto Pearson Intl

Sun 28/9

10:55-11:30

2 stops19h 35m

£597

BelfastToronto

BHD - YYZ

BHDYYZ

Belfast City

Mon 6/10

08:50-15:40

1 stop11h 50m

£299

BelfastToronto

BFS - YYZ

BFSYYZ

Belfast Intl

Mon 6/10

06:10-15:40

1 stop14h 30m

£307

Flights are sorted by cheapest return flights first.

Deals found on 5/7

Showing 1-10 of 13 results

Best time to book a flight from Belfast to Niagara Falls

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

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

When flying from Belfast 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.

Reviews of airlines servicing Niagara Falls

Read reviews from past customers who have flown with Delta, KLM, andFinnair from Belfast to Niagara Falls. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very Good

7,963 reviews

Check prices

Reviews

1 / 20

6.0

Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

Delta

8.0

Very Good

7,963 reviews

Delta

8.0

Very Good

7,963 reviews

Check prices

Reviews

1 / 20

6.0

Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

KLM

7.8

Good

1,368 reviews

Delta

8.0

Very Good

7,963 reviews

Check prices

Reviews

1 / 20

6.0

Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

Finnair

7.6

Good

1,311 reviews

Delta

8.0

Very Good

7,963 reviews

Check prices

Reviews

1 / 20

6.0

Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

Virgin Atlantic

7.4

Good

652 reviews

Delta

8.0

Very Good

7,963 reviews

Check prices

Reviews

1 / 20

6.0

Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

American Airlines

7.2

Good

10,000 reviews

Delta

8.0

Very Good

7,963 reviews

Check prices

Reviews

1 / 20

6.0

Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

Related info for your journey

What are the cheapest airlines to fly from Belfast to Niagara Falls one-way?
To fly one-way, consider booking your trip with Aer Lingus, which is currently one of the cheapest options available, starting at £482. Delta flights start at £1,189 while deals on Finnair start at £2,313 one-way.
Can I find deals for flights from Belfast to Niagara Falls that include hotel bookings?
Yes. In addition to deals on Belfast to Niagara Falls flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Belfast to Niagara Falls?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Belfast to Niagara Falls.
Can I find deals for business class flights from Belfast to Niagara Falls?
Yes. Cheapflights offers flight deals from Belfast 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 Belfast to Niagara Falls?
Currently, January is the cheapest month in which you can book a flight from Belfast to Niagara Falls (average of £490). Flying from Belfast to Niagara Falls in July is currently the most expensive (average of £708). 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

Alternative routes for Belfast to Niagara Falls

Belfast Intl to Pearson Intl flights

Belfast City to Pearson Intl flights

Belfast Intl to Pierre Elliott Trudeau Intl flights

Complete your trip

Niagara Falls car hire

Toronto Pearson Intl Airport car hire

Toronto Island Airport car hire

Hamilton Airport car hire

Toronto Region of Waterloo Intl Airport car hire

Top airline flying from Belfast to Niagara Falls

Airline	Cheapest	Average	Flexibility	On-time
British Airways	Cheapest£414	Average£615	FlexibilityNo cancel fee	On-time70%	Search British Airways flights

Fly with Cheapflights

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

Deals for Belfast to Niagara Falls flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Belfast to Niagara Falls.

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

Certainly. Search results for flights to Niagara Falls from Belfast 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 Belfast to Niagara Falls become cheaper?

Of course! You can now track prices for flights from Belfast to Niagara Falls and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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Cheap flights from Belfast to Niagara Falls from £299

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 6/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Belfast to Niagara Falls

Keep the following information in mind while searching for Belfast to Niagara Falls flight deals. Data was last updated 7 July 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Belfast to Niagara Falls

Cheapest flights from Belfast to Niagara FallsExplore the most affordable flight options available from Belfast to Niagara Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 7 July 2025.

Explore the most affordable flight options available from Belfast to Niagara Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 7 July 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Belfast to Niagara Falls that are best for you.

Best time to book a flight from Belfast to Niagara Falls

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

Cheapflights Insights

Everything you need to know about your flight from Belfast to Niagara Falls

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

Find hourly flight availability from Belfast 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 7 July 2025.

Reviews of airlines servicing Niagara Falls

Read reviews from past customers who have flown with Delta, KLM, andFinnair from Belfast to Niagara Falls. Users can see the overall rating for each airline as well as how each is rated 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 Belfast 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 Belfast to Niagara Falls one-way?

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

How can I find direct flights from Belfast to Niagara Falls?

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

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

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 Belfast to Niagara Falls

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

Top airline flying from Belfast to Niagara Falls

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 Belfast to Niagara Falls?

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

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

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

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Belfast to Niagara Falls
Explore the most affordable flight options available from Belfast to Niagara Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 7 July 2025.