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Cheap flights from London to Niagara Falls from £245

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 26/8. Fares are subject to change and may not be available on all flights or dates of travel.
LON — YYZ
9 Jul — 16 Jul1
1 adult

Cheapflights Tip: The best prices from London to Niagara Falls are usually found in February or March, booked 85 days in advance, depart on a Friday or Thursday and return on a Wednesday

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 July 2025.

Round-trip from

£336

One-way from

£245

Popular in

December

Cheapest in

February

Average price

£519
Air Transat
  • Air Transat
  • 28/8-30/9
  • Nonstop
  • 15h 05m total
  • London to Niagara Falls
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26/8
  • 26/8
  • 1 total stop
  • 22h 45m total
  • London to Niagara Falls
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (£10 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 July 2025
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Find flight deals from London to Niagara Falls

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 July 2025.

Thu 28/810:00LGW - YYZ
Nonstop8h 05mAir Transat
Tue 30/922:45YYZ - LGW
Nonstop7h 00mAir Transat
Deal found 2/7£336
Thu 25/906:00LHR - YYZ
1 stop11h 50mMultiple Airlines
Fri 3/1018:20YYZ - LHR
Nonstop7h 15mMultiple Airlines
Deal found 2/7£338
Tue 26/806:50LHR - YYZ
1 stop9h 45mAir Canada
Sun 31/822:40YYZ - LHR
1 stop17h 20mAir Canada
Deal found 4/7£339
Fri 26/919:50LHR - YYZ
1 stop23h 05mTAP AIR PORTUGAL
Mon 29/923:00YYZ - LHR
1 stop13h 45mTAP AIR PORTUGAL
Deal found 3/7£340
Wed 27/815:40LGW - YYZ
1 stop32h 30mIcelandair
Thu 2/1023:00YYZ - LGW
1 stop10h 40mIcelandair
Deal found 2/7£341
Sat 11/1006:35STN - YYZ
1 stop12h 35mMultiple Airlines
Thu 16/1023:55YYZ - STN
1 stop17h 30mMultiple Airlines
Deal found 3/7£347
Thu 16/1018:40LGW - YYZ
1 stop23h 10mSWISS
Thu 23/1020:15YYZ - LGW
1 stop16h 35mSWISS
Deal found 3/7£349
Thu 13/1109:30LHR - YYZ
1 stop11h 45mLufthansa
Mon 17/1120:25YYZ - LHR
Nonstop7h 05mLufthansa
Deal found 3/7£353
Sat 11/1008:40LTN - YYZ
1 stop10h 30mMultiple Airlines
Thu 16/1023:55YYZ - LTN
1 stop11h 40mMultiple Airlines
Deal found 3/7£355
Sat 4/1017:50LHR - YYZ
Nonstop7h 50mVirgin Atlantic
Sat 11/1022:30YYZ - LHR
Nonstop7h 10mVirgin Atlantic
Deal found 3/7£360
Thu 28/813:05LHR - YYZ
1 stop11h 05mIcelandair
Sat 6/920:50YYZ - LHR
1 stop10h 05mIcelandair
Deal found 3/7£361
Wed 22/1007:00LHR - YYZ
2 stops15h 58mSWISS
Sun 2/1120:30YYZ - LHR
1 stop14h 50mSWISS
Deal found 2/7£363

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 July 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

Thu 28/8

10:00-13:05

Nonstop8h 05m

Toronto Pearson Intl

Tue 30/9

22:45-10:45

Nonstop7h 00m

£336

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Thu 25/9

06:00-12:50

1 stop11h 50m

Toronto Pearson Intl

Fri 3/10

18:20-06:35

Nonstop7h 15m

£338

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Tue 26/8

06:50-11:35

1 stop9h 45m

Toronto Pearson Intl

Sun 31/8

22:40-21:00

1 stop17h 20m

£339

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Fri 26/9

19:50-13:55

1 stop23h 05m

Toronto Pearson Intl

Mon 29/9

23:00-17:45

1 stop13h 45m

£340

LondonToronto

LGW - YYZ

LGWYYZ

London Gatwick

Wed 27/8

15:40-19:10

1 stop32h 30m

Toronto Pearson Intl

Thu 2/10

23:00-14:40

1 stop10h 40m

£341

LondonToronto

STN - YYZ

STNYYZ

London Stansted

Sat 11/10

06:35-14:10

1 stop12h 35m

Toronto Pearson Intl

Thu 16/10

23:55-22:25

1 stop17h 30m

£347

LondonToronto

LGW - YYZ

LGWYYZ

London Gatwick

Thu 16/10

18:40-12:50

1 stop23h 10m

Toronto Pearson Intl

Thu 23/10

20:15-17:50

1 stop16h 35m

£349

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Thu 13/11

09:30-16:15

1 stop11h 45m

Toronto Pearson Intl

Mon 17/11

20:25-08:30

Nonstop7h 05m

£353

LondonToronto

LTN - YYZ

LTNYYZ

London Luton

Sat 11/10

08:40-14:10

1 stop10h 30m

Toronto Pearson Intl

Thu 16/10

23:55-16:35

1 stop11h 40m

£355

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Sat 4/10

17:50-20:40

Nonstop7h 50m

Toronto Pearson Intl

Sat 11/10

22:30-10:40

Nonstop7h 10m

£360

Flights are sorted by cheapest return flights first.

Deals found on 3/7

Showing 1-10 of 35 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 27 June 2025.

To ensure you get the cheapest price possible for a flight from London to Niagara Falls, you should look to book at least 85 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 £490). Flying from London 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 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 July 2025.

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.

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 evenings 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 July 2025.

The most flights from LON to NI4 are scheduled on a Thursday (43 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (34 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 July 2025.
See what other customers who have flown with Delta, Air Transat, andAustrian Airlines 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.
Delta
8.0
Very Good
7,970 reviews
Check prices

Comfort

7.9

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Food

7.3

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
7,970 reviews
Delta
8.0
Very Good
7,970 reviews
Check prices

Comfort

7.9

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Food

7.3

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
Air Transat
7.8
Good
407 reviews
Delta
8.0
Very Good
7,970 reviews
Check prices

Comfort

7.9

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Food

7.3

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
Austrian Airlines
7.6
Good
807 reviews
Delta
8.0
Very Good
7,970 reviews
Check prices

Comfort

7.9

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Food

7.3

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
SWISS
7.5
Good
1,654 reviews
Delta
8.0
Very Good
7,970 reviews
Check prices

Comfort

7.9

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Food

7.3

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
7,970 reviews
Check prices

Comfort

7.9

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Food

7.3

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

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.

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

    The cheapest airline one-way is Air Transat, with whom users have recently found tickets for as low as £246. However, be on the lookout for offers from TAP AIR PORTUGAL 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: Thai Airways (92%), Ethiopian Air (90%), Air Canada( 86%).

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

    On average you can expect to pay £1,346 for a flight from London to Niagara Falls. The cheapest flight overall is £336 while the most popular route, (London Heathrow - Toronto Pearson Intl) is currently priced at £322.

  • 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 £490). Flying from London 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

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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
London City to Pearson Intl flights
Gatwick to Toronto Island flights
Stansted to Pearson Intl flights
Luton to Pearson Intl flights
Heathrow to Pierre Elliott Trudeau Intl flights
Manchester to Pearson Intl flights
Edinburgh to Pearson Intl flights
Gatwick to Pierre Elliott Trudeau Intl flights
Manchester to Toronto Island flights
Southend to Pearson Intl flights
Heathrow to Ottawa flights
London City to Pierre Elliott Trudeau Intl flights
Edinburgh to Toronto Island flights
Manchester to Pierre Elliott Trudeau Intl flights
Luton to Pierre Elliott Trudeau Intl flights
Stansted to Pierre Elliott Trudeau Intl flights
Birmingham to Pearson Intl flights
Gatwick to Ottawa flights
London City to Ottawa flights
Gatwick to London flights
Birmingham to Toronto Island flights
Edinburgh to Thunder Bay flights
Heathrow to London flights
Edinburgh to Pierre Elliott Trudeau Intl flights
London City to London flights
Liverpool to Pearson Intl flights
Bristol to Pearson Intl flights
Newcastle upon Tyne to Pearson Intl flights
Heathrow to Windsor flights
Leeds to Pearson Intl flights
Manchester to Ottawa flights
Southampton to Pearson Intl flights
Birmingham to Pierre Elliott Trudeau Intl flights
Edinburgh to Windsor flights
Stansted to London flights
Heathrow to Thunder Bay flights
Stansted to Ottawa flights
Newcastle upon Tyne to Ottawa flights
Birmingham to Ottawa flights
Bristol to Pierre Elliott Trudeau 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 4 July 2025.
AirlineCheapestAverageFlexibilityOn-time
PLAYCheapest£254Average£306FlexibilityNo cancel feeOn-timeN/A
Search PLAY flights
IcelandairCheapest£281Average£350FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
Aer LingusCheapest£287Average£502FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
LufthansaCheapest£294Average£454FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Air TransatCheapest£297Average£429FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
DeltaCheapest£301Average£491FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Scandinavian AirlinesCheapest£313Average£520FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
TAP AIR PORTUGALCheapest£314Average£532FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
American AirlinesCheapest£316Average£594FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Air CanadaCheapest£325Average£477FlexibilityNo 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 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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