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Cheap flights from London to Niagara Falls, Ontario from £257

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 1/5. Fares are subject to change and may not be available on all flights or dates of travel.
LON — YYZ
9 Apr — 16 Apr1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from London to Niagara Falls are usually found in September or February, booked 79 days in advance, depart on a Friday or Wednesday and return on a Wednesday

Cheap 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 10 March 2026.

Wed 30/917:40
LHR
-
YYZ
Nonstop7h 50m
Air Canada
Thu 15/1023:50
YYZ
-
LHR
Nonstop7h 00m
Air Canada
Deal found 6/3£335
Tue 21/415:40
LGW
-
YYZ
1 stop32h 30m
Icelandair
Tue 28/420:45
YYZ
-
LGW
1 stop12h 55m
Icelandair
Deal found 6/3£338
Mon 4/515:40
LGW
-
YYZ
1 stop11h 25m
Icelandair
Fri 8/523:10
YYZ
-
LGW
1 stop31h 35m
Icelandair
Deal found 10/3£339
Mon 16/311:55
LGW
-
YYZ
1 stop11h 20m
Icelandair
Mon 20/420:45
YYZ
-
LGW
1 stop12h 55m
Icelandair
Deal found 8/3£340
Wed 22/420:50
LGW
-
YYZ
1 stop22h 25m
Multiple Airlines
Wed 13/522:45
YYZ
-
LGW
Nonstop7h 00m
Multiple Airlines
Deal found 6/3£341
Tue 14/421:25
LHR
-
YYZ
1 stop29h 40m
Icelandair
Tue 21/420:45
YYZ
-
LHR
1 stop18h 35m
Icelandair
Deal found 7/3£342
Thu 23/406:30
STN
-
YYZ
1 stop12h 45m
Multiple Airlines
Mon 18/518:15
YYZ
-
STN
2 stops16h 00m
Multiple Airlines
Deal found 6/3£342
Sun 19/415:40
LGW
-
YYZ
1 stop32h 30m
Icelandair
Fri 24/423:10
YYZ
-
LGW
1 stop10h 30m
Icelandair
Deal found 6/3£342
Fri 13/318:00
LHR
-
YYZ
Nonstop8h 05m
Air Canada
Thu 19/313:00
YYZ
-
LHR
1 stop14h 10m
Air Canada
Deal found 8/3£344
Mon 20/415:40
LGW
-
YYZ
1 stop11h 25m
Icelandair
Mon 27/420:45
YYZ
-
LGW
1 stop10h 00m
Icelandair
Deal found 6/3£345
Wed 22/415:40
LGW
-
YYZ
1 stop11h 25m
Icelandair
Wed 29/420:45
YYZ
-
LGW
1 stop10h 00m
Icelandair
Deal found 8/3£346
Thu 16/415:40
LGW
-
YYZ
1 stop11h 25m
Icelandair
Thu 30/423:10
YYZ
-
LGW
1 stop31h 35m
Icelandair
Deal found 10/3£347

Find 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 10 March 2026.

Round-trip from

£338

One-way from

£257

Popular in

December

Cheapest in

September

Average price

£438
Icelandair
  • Icelandair
  • 21/4-28/4
  • 2 total stops
  • 45h 25m total
  • London to Niagara Falls
Search Deals
Icelandair
  • Icelandair
  • 1/5
  • 1 total stop
  • 26h 45m total
  • London to Niagara Falls
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (£14 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 March 2026
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 10 March 2026.
Use the filters below to find and compare flights from London to Niagara Falls that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Sun 12/4

21:25-22:05

1 stop29h 40m

Toronto Pearson Intl

Sun 26/4

20:45-11:55

1 stop10h 10m

£403

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Thu 7/5

13:05-19:10

1 stop11h 05m

Toronto Pearson Intl

Mon 11/5

20:45-20:20

1 stop18h 35m

£414

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Fri 29/5

07:05-15:40

2 stops13h 35m

Toronto Pearson Intl

Tue 2/6

17:10-17:40

1 stop19h 30m

£428

LondonToronto

LGW - YYZ

LGWYYZ

London Gatwick

Fri 26/6

15:40-22:05

1 stop11h 25m

Toronto Pearson Intl

Mon 13/7

23:10-14:40

1 stop10h 30m

£432

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Wed 15/4

09:30-16:20

1 stop11h 50m

Toronto Pearson Intl

Tue 28/4

18:30-06:35

Nonstop7h 05m

£455

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Sun 6/9

06:15-15:00

1 stop13h 45m

Toronto Pearson Intl

Sat 19/9

18:40-11:15

1 stop11h 35m

£461

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Thu 9/4

19:50-15:40

2 stops24h 50m

Toronto Pearson Intl

Fri 17/4

17:10-18:30

2 stops20h 20m

£463
Fastest return journey

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Mon 4/5

17:40-20:30

Nonstop7h 50m

Toronto Pearson Intl

Wed 3/6

18:30-06:35

Nonstop7h 05m

£500

LondonToronto

LGW - YYZ

LGWYYZ

London Gatwick

Wed 1/7

12:40-15:40

Nonstop8h 00m

Toronto Pearson Intl

Fri 24/7

23:15-11:20

1 stop31h 05m

£504

LondonToronto

LTN - YYZ

LTNYYZ

London Luton

Sat 6/6

07:00-17:10

1 stop15h 10m

Toronto Pearson Intl

Tue 16/6

23:45-17:40

1 stop12h 55m

£508

Flights are sorted by cheapest return flights first.

Deals found on 7/3

Showing 1-10 of 60 resultsSorted by cheapest first
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2
3
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6

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 6 March 2026.

To ensure you get the cheapest price possible for a flight from London to Niagara Falls, you should look to book at least 79 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, January is the cheapest month in which you can book a flight from London to Niagara Falls (average of £213). Flying from London to Niagara Falls in December is currently the most expensive (average of £366). 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 10 March 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from London to Niagara Falls as you normally would.

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 10 March 2026.

The most flights from LON to NI4 are scheduled on a Sunday (34 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (20 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 10 March 2026.
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
7.7
Good
520 reviews
Check prices

Crew

8.5

Comfort

7.3

Overall

7.7

Food

6.8

Boarding

7.9

Entertainment

7.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

YOW - GCM

The flight was delayed for 3.5 hours. No compensation for a meal voucher. We were positioned at the back of the plane and the toilets were not working properly. It was a foul smell coming from the toilet.
Air Transat
7.7
Good
520 reviews
Air Transat
7.7
Good
520 reviews
Check prices

Crew

8.5

Comfort

7.3

Overall

7.7

Food

6.8

Boarding

7.9

Entertainment

7.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

YOW - GCM

The flight was delayed for 3.5 hours. No compensation for a meal voucher. We were positioned at the back of the plane and the toilets were not working properly. It was a foul smell coming from the toilet.
Virgin Atlantic
7.5
Good
680 reviews
Air Transat
7.7
Good
520 reviews
Check prices

Crew

8.5

Comfort

7.3

Overall

7.7

Food

6.8

Boarding

7.9

Entertainment

7.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

YOW - GCM

The flight was delayed for 3.5 hours. No compensation for a meal voucher. We were positioned at the back of the plane and the toilets were not working properly. It was a foul smell coming from the toilet.
Air Canada
7.1
Good
10,800 reviews
Air Transat
7.7
Good
520 reviews
Check prices

Crew

8.5

Comfort

7.3

Overall

7.7

Food

6.8

Boarding

7.9

Entertainment

7.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

YOW - GCM

The flight was delayed for 3.5 hours. No compensation for a meal voucher. We were positioned at the back of the plane and the toilets were not working properly. It was a foul smell coming from the toilet.
Lufthansa
6.8
Okay
7,841 reviews
Air Transat
7.7
Good
520 reviews
Check prices

Crew

8.5

Comfort

7.3

Overall

7.7

Food

6.8

Boarding

7.9

Entertainment

7.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

YOW - GCM

The flight was delayed for 3.5 hours. No compensation for a meal voucher. We were positioned at the back of the plane and the toilets were not working properly. It was a foul smell coming from the toilet.
British Airways
6.7
Okay
7,781 reviews
Air Transat
7.7
Good
520 reviews
Check prices

Crew

8.5

Comfort

7.3

Overall

7.7

Food

6.8

Boarding

7.9

Entertainment

7.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

YOW - GCM

The flight was delayed for 3.5 hours. No compensation for a meal voucher. We were positioned at the back of the plane and the toilets were not working properly. It was a foul smell coming from the toilet.

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, Scandinavian Airlines, and Lufthansa fly from London to Niagara Falls in about 11h 50m. The time it takes to get you to your destination can typically vary by up to 17h 50m. There are 3543 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 Scandinavian Airlines, with whom users have recently found tickets for as low as £205. However, be on the lookout for offers from Air Transat and WestJet, 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: Ethiopian Air (90%), Thai Airways (90%), KLM( 88%).

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

    On average you can expect to pay £1,124 for a flight from London to Niagara Falls. The cheapest flight overall is £294 while the most popular route, (London Heathrow - Toronto Pearson Intl) is currently priced at £342.

  • 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, January is the cheapest month in which you can book a flight from London to Niagara Falls (average of £213). Flying from London to Niagara Falls in December is currently the most expensive (average of £366). 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.
Heathrow to Pearson Intl flights
Gatwick to Pearson Intl flights
Heathrow to Toronto Island flights
Heathrow to Pierre Elliott Trudeau Intl flights
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Stansted to Pearson Intl flights
Gatwick to Toronto Island flights
Luton to Pearson Intl flights
Manchester to Pearson Intl flights
Gatwick to Pierre Elliott Trudeau Intl flights
Edinburgh to Pearson Intl flights
London City to Pierre Elliott Trudeau Intl flights
Stansted to Pierre Elliott Trudeau Intl flights
Southend to Pearson Intl flights
Luton to Pierre Elliott Trudeau Intl flights
Heathrow to Ottawa flights
Manchester to Toronto Island flights
Edinburgh to Toronto Island flights
Manchester to Pierre Elliott Trudeau Intl flights
Gatwick to Ottawa flights
Birmingham to Pearson Intl flights
London City to Ottawa flights
Newcastle upon Tyne to Pearson Intl flights
Stansted to Ottawa flights
Birmingham to Pierre Elliott Trudeau Intl flights
Bristol to Pierre Elliott Trudeau Intl flights
Edinburgh to Pierre Elliott Trudeau Intl flights
Newcastle upon Tyne to Pierre Elliott Trudeau Intl flights
Birmingham to Toronto Island flights
Bristol to Pearson Intl flights
Liverpool to Pearson Intl flights
Heathrow to London flights
Gatwick to London flights
Leeds to Pearson Intl flights
Southampton to Pearson Intl flights
Manchester to Ottawa flights
Stansted to London flights
Birmingham to Ottawa flights
Leeds to Pierre Elliott Trudeau Intl flights
Heathrow to Thunder Bay flights
Heathrow to Windsor flights
Bristol to Toronto Island flights
Exeter to Pearson Intl flights

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 10 March 2026.
AirlineCheapestAverageFlexibilityOn-time
TAP AIR PORTUGALCheapest£263Average£504FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
SWISSCheapest£271Average£342FlexibilityNo cancel feeOn-time79%
Search SWISS flights
IcelandairCheapest£272Average£400FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
Scandinavian AirlinesCheapest£285Average£437FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
Air TransatCheapest£308Average£420FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
Aer LingusCheapest£314Average£508FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
DeltaCheapest£319Average£519FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Air CanadaCheapest£319Average£483FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
LufthansaCheapest£329Average£487FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
KLMCheapest£335Average£530FlexibilityNo 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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