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Cheap flights from London to Niagara Falls, Ontario from £263

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 12/3. Fares are subject to change and may not be available on all flights or dates of travel.
LON — YYZ
4 Dec — 11 Dec1
1 adult
1 adult, Economy, 0 bags

Cheapflights Tip: The best prices from London to Niagara Falls are usually found in February or September, booked 55 days in advance, depart on a Friday or Thursday and return on a Wednesday

Find flight deals from London to Niagara Falls

Enter your travel dates to find the best prices.

Cheapest flights from London to Niagara Falls
Explore the most affordable flight options available from London to Niagara Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 November 2025.

Tue 2/1220:35LHR - YYZ
1 stop26h 40mIcelandair
Tue 9/1219:40YYZ - LHR
1 stop10h 10mIcelandair
Deal found 2/11£358
Fri 5/1211:55LGW - YYZ
1 stop11h 20mIcelandair
Wed 10/1219:40YYZ - LGW
1 stop10h 15mIcelandair
Deal found 1/11£359
Thu 27/1111:55LGW - YYZ
1 stop11h 20mIcelandair
Mon 1/1219:40YYZ - LGW
1 stop10h 15mIcelandair
Deal found 2/11£359
Thu 27/1112:15LHR - YYZ
1 stop11h 00mIcelandair
Mon 1/1219:40YYZ - LHR
1 stop18h 50mIcelandair
Deal found 2/11£361
Tue 2/1220:35LHR - YYZ
1 stop26h 40mIcelandair
Sun 7/1219:40YYZ - LHR
1 stop18h 50mIcelandair
Deal found 1/11£362
Sat 6/1216:35LGW - YYZ
1 stop26h 50mTAP AIR PORTUGAL
Mon 12/122:45YYZ - LGW
1 stop12h 00mTAP AIR PORTUGAL
Deal found 3/11£362
Wed 3/1212:15LHR - YYZ
1 stop11h 00mIcelandair
Wed 10/1219:40YYZ - LHR
1 stop10h 10mIcelandair
Deal found 2/11£362
Tue 2/1220:35LHR - YYZ
1 stop26h 40mIcelandair
Mon 8/1219:40YYZ - LHR
1 stop10h 10mIcelandair
Deal found 2/11£363
Sat 6/1219:55LHR - YYZ
1 stop23h 30mTAP AIR PORTUGAL
Mon 12/122:45YYZ - LHR
1 stop13h 45mTAP AIR PORTUGAL
Deal found 3/11£365
Wed 10/1216:35LGW - YYZ
1 stop27h 10mTAP AIR PORTUGAL
Sun 18/122:45YYZ - LGW
2 stops16h 50mTAP AIR PORTUGAL
Deal found 3/11£367
Thu 4/1206:00LHR - YYZ
1 stop13h 45mTAP AIR PORTUGAL
Sun 7/1222:45YYZ - LHR
1 stop13h 45mTAP AIR PORTUGAL
Deal found 2/11£368
Wed 3/1211:55LGW - YYZ
1 stop11h 20mIcelandair
Wed 10/1219:40YYZ - LGW
1 stop10h 15mIcelandair
Deal found 3/11£369

Cheap flight deals from London to Niagara Falls

Keep the following information in mind while searching for London to Niagara Falls flight deals. Data was last updated 4 November 2025.

Round-trip from

£357

One-way from

£263

Popular in

December

Cheapest in

February

Average price

£418
Icelandair
  • Icelandair
  • 21/1-24/1
  • 2 total stops
  • 21h 10m total
  • London to Niagara Falls
Search Deals
9/1
  • 9/1
  • 2 total stops
  • 18h 00m total
  • London to Niagara Falls
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (£16 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£9 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from London 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 4 November 2025.
Use the filters below to find and compare flights from London to Niagara Falls that are best for you.

Fly from

London

Fly to

Niagara Falls

Route

Depart

Return

Price

LondonToronto

LGW - YYZ

LGWYYZ

London Gatwick

Fri 6/3

11:55-18:15

1 stop11h 20m

Toronto Pearson Intl

Mon 9/3

20:40-10:55

1 stop10h 15m

£375

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Sat 7/3

12:15-18:15

1 stop11h 00m

Toronto Pearson Intl

Mon 23/3

20:40-19:30

1 stop18h 50m

£378

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Tue 3/3

12:15-18:15

1 stop11h 00m

Toronto Pearson Intl

Tue 17/3

20:40-19:30

1 stop18h 50m

£378

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Thu 5/3

20:35-18:15

1 stop26h 40m

Toronto Pearson Intl

Sun 22/3

20:40-10:50

1 stop10h 10m

£379

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Wed 4/3

20:35-18:15

1 stop26h 40m

Toronto Pearson Intl

Sun 22/3

20:40-10:50

1 stop10h 10m

£379

LondonToronto

LGW - YYZ

LGWYYZ

London Gatwick

Sat 25/4

15:40-22:15

1 stop11h 35m

Toronto Pearson Intl

Wed 29/4

23:25-14:40

1 stop10h 15m

£387

LondonToronto

LGW - YYZ

LGWYYZ

London Gatwick

Mon 20/4

15:40-22:15

1 stop11h 35m

Toronto Pearson Intl

Mon 27/4

23:25-14:40

1 stop10h 15m

£387

LondonToronto

LGW - YYZ

LGWYYZ

London Gatwick

Fri 24/4

15:40-22:15

1 stop11h 35m

Toronto Pearson Intl

Mon 27/4

23:25-14:40

1 stop10h 15m

£387

LondonToronto

LGW - YYZ

LGWYYZ

London Gatwick

Sat 25/4

15:40-22:15

1 stop11h 35m

Toronto Pearson Intl

Tue 28/4

20:50-14:40

1 stop12h 50m

£387

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Mon 17/11

09:30-16:15

1 stop11h 45m

Toronto Pearson Intl

Sun 23/11

23:00-11:20

Nonstop7h 20m

£406

Flights are sorted by cheapest return flights first.

Deals found on 2/11

Showing 1-10 of 60 results
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Best time to book a flight from London to Niagara Falls

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

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

Use this chart to determine the optimal time to book a return flight from London to Niagara Falls. Price data was last updated on 31 October 2025.

To ensure you get the cheapest price possible for a flight from London to Niagara Falls, you should look to book at least 55 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.

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

Currently, March is the cheapest month in which you can book a flight from London to Niagara Falls (average of £264). Flying from London to Niagara Falls in December 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 LON to NI4?

Find hourly flight availability from London 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 4 November 2025.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 21% on flights from London to Niagara Falls by exploring options for tickets in the evening.

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

Use this chart to determine the cheapest time to fly return from London to Niagara Falls. Price data was last updated on 16 December 2024.

Travellers seeking maximum savings on their London to Niagara Falls flight should consider departing on Monday afternoons when fares are most often at their lowest. Thursday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from London to Niagara Falls

Explore weekly flight availability from London 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 4 November 2025.

The most flights from LON to NI4 are scheduled on a Monday (38 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (24 on average).

How much does it cost for a return flight from London to Niagara Falls?

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 4 November 2025.
See what other customers who have flown with Air Transat, Virgin Atlantic, andAir Canada from London to Niagara Falls have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air Transat
7.8
Good
470 reviews
Check prices

Entertainment

7.1

Crew

8.5

Boarding

7.9

Food

6.8

Comfort

7.4

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
470 reviews
Air Transat
7.8
Good
470 reviews
Check prices

Entertainment

7.1

Crew

8.5

Boarding

7.9

Food

6.8

Comfort

7.4

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.
Virgin Atlantic
7.5
Good
671 reviews
Air Transat
7.8
Good
470 reviews
Check prices

Entertainment

7.1

Crew

8.5

Boarding

7.9

Food

6.8

Comfort

7.4

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
10,397 reviews
Air Transat
7.8
Good
470 reviews
Check prices

Entertainment

7.1

Crew

8.5

Boarding

7.9

Food

6.8

Comfort

7.4

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
7,544 reviews
Air Transat
7.8
Good
470 reviews
Check prices

Entertainment

7.1

Crew

8.5

Boarding

7.9

Food

6.8

Comfort

7.4

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.
British Airways
6.7
Okay
7,494 reviews
Air Transat
7.8
Good
470 reviews
Check prices

Entertainment

7.1

Crew

8.5

Boarding

7.9

Food

6.8

Comfort

7.4

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 London 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 London to Niagara Falls?

    Airlines like Icelandair, SWISS, and Delta fly from London to Niagara Falls in about 11h 20m. The time it takes to get you to your destination can typically vary by up to 50m. There are 3563 mi between London and Niagara Falls. Both multi-stop and direct flights can be found to your destination and back.

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

    The cheapest airline one-way is TAP AIR PORTUGAL, with whom users have recently found tickets for as low as £263. However, be on the lookout for offers from Air Transat and Delta, as they are both options that can get you from London to Niagara Falls for a low price.

  • What are the most popular routes from London to Niagara Falls?

    When deciding which route to take from London to Niagara Falls consider London Heathrow - Toronto Pearson Intl, London Gatwick - Toronto Pearson Intl or London City - Toronto Pearson Intl as they are the most popular.

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

    Before booking your flight to Niagara Falls from London, check out the most reliable airlines to get you to your destination on time: MEA (92%), Egyptair (92%), Singapore Airlines( 92%).

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

    On average you can expect to pay £1,111 for a flight from London to Niagara Falls. The cheapest flight overall is £279 while the most popular route, (London Heathrow - Toronto Pearson Intl) is currently priced at £336.

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

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

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

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

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

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

    Currently, March is the cheapest month in which you can book a flight from London to Niagara Falls (average of £264). Flying from London to Niagara Falls in December 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.

See more FAQs

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Alternative routes for London to Niagara Falls

See prices for flight routes from nearby airports that may be better suited for you.
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Birmingham to Pierre Elliott Trudeau Intl flights
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London City to London flights
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Newcastle upon Tyne to Pierre Elliott Trudeau Intl flights
Leeds to Pierre Elliott Trudeau Intl flights
Leeds to Ottawa flights
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Top 10 airlines flying from London to Niagara Falls

Discover the top 10 airlines that operate flights from London 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 4 November 2025.
AirlineCheapestAverageFlexibilityOn-time
PLAYCheapest£264Average£272FlexibilityNo cancel feeOn-timeN/A
Search PLAY flights
IcelandairCheapest£294Average£375FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
LufthansaCheapest£305Average£443FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Scandinavian AirlinesCheapest£306Average£470FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
Air TransatCheapest£308Average£415FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
DeltaCheapest£313Average£510FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Aer LingusCheapest£320Average£519FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
TAP AIR PORTUGALCheapest£334Average£545FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
Virgin AtlanticCheapest£338Average£439FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
KLMCheapest£345Average£466FlexibilityNo cancel feeOn-time75%
Search KLM 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 London to Niagara Falls?

Deals for London 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 London to Niagara Falls?

Millions of users choose and trust Cheapflights to book the best flight deals from London 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 London to Niagara Falls with no change fees?

Yes, we can. To see specific flights from London to Niagara Falls with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

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

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