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Cheap flights from London Heathrow Airport to Niagara Falls, Ontario from £273

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 11/9. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — YYZ
20 Aug — 27 Aug1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from London Heathrow to Niagara Falls are usually found in January or November, booked 63 days in advance, depart on a Friday or Thursday and return on a Wednesday

Cheap flight deals from Heathrow to Niagara Falls

Enter your travel dates to find the best prices.

Cheapest flights from Heathrow to Niagara Falls
Explore the most affordable flight options available from Heathrow to Niagara Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 July 2026.

Tue 22/906:00
LHR
-
YYZ
1 stop12h 40m
Air Canada
Fri 16/1020:15
YYZ
-
LHR
Nonstop7h 20m
Air Canada
Deal found 19/7£404
Wed 23/909:30
LHR
-
YYZ
1 stop11h 50m
Lufthansa
Thu 8/1020:15
YYZ
-
LHR
Nonstop7h 20m
Lufthansa
Deal found 19/7£404
Thu 3/906:50
LHR
-
YYZ
1 stop10h 00m
Air Canada
Tue 8/923:50
YYZ
-
LHR
Nonstop7h 00m
Air Canada
Deal found 19/7£405
Sat 26/908:30
LHR
-
YYZ
Nonstop7h 45m
Air Canada
Thu 1/1020:15
YYZ
-
LHR
Nonstop7h 20m
Air Canada
Deal found 16/7£406
Thu 3/906:50
LHR
-
YYZ
1 stop10h 00m
Air Canada
Thu 10/923:50
YYZ
-
LHR
Nonstop7h 00m
Air Canada
Deal found 19/7£407
Mon 28/906:50
LHR
-
YYZ
1 stop10h 00m
Air Canada
Thu 15/1018:35
YYZ
-
LHR
Nonstop7h 00m
Air Canada
Deal found 19/7£407
Fri 30/1006:50
LHR
-
YYZ
2 stops13h 56m
Air Canada
Mon 9/1120:10
YYZ
-
LHR
Nonstop7h 20m
Air Canada
Deal found 17/7£408
Fri 28/812:40
LHR
-
YYZ
1 stop11h 55m
Lufthansa
Sun 6/918:00
YYZ
-
LHR
1 stop11h 00m
Lufthansa
Deal found 16/7£409
Fri 28/812:40
LHR
-
YYZ
1 stop11h 55m
Air Canada
Sun 6/920:15
YYZ
-
LHR
Nonstop7h 20m
Air Canada
Deal found 16/7£410
Fri 28/812:40
LHR
-
YYZ
1 stop10h 50m
Lufthansa
Tue 1/917:30
YYZ
-
LHR
1 stop11h 30m
Lufthansa
Deal found 19/7£410
Tue 1/909:30
LHR
-
YYZ
1 stop11h 05m
Lufthansa
Thu 17/920:15
YYZ
-
LHR
Nonstop7h 20m
Lufthansa
Deal found 15/7£411
Fri 28/806:00
LHR
-
YYZ
1 stop11h 50m
Multiple Airlines
Sun 6/906:40
YYZ
-
LHR
1 stop9h 20m
Multiple Airlines
Deal found 15/7£412

Find flight deals from Heathrow to Niagara Falls

Keep the following information in mind while searching for Heathrow to Niagara Falls flight deals. Data was last updated 21 July 2026.

Round-trip from

£404

One-way from

£273

Popular in

August

Cheapest in

January

Average price

£614
Air Canada
  • Air Canada
  • 22/9-16/10
  • 1 total stop
  • 20h 00m total
  • London to Niagara Falls
Search Deals
11/9
  • 11/9
  • 3 total stops
  • 49h 25m total
  • London to Niagara Falls
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (£44 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 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Heathrow 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 21 July 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Niagara Falls that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Wed 9/9

17:40-20:30

Nonstop7h 50m

Toronto Pearson Intl

Sun 13/9

21:35-09:35

Nonstop7h 00m

£426

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Thu 24/9

17:50-20:40

Nonstop7h 50m

Toronto Pearson Intl

Sun 4/10

22:55-11:10

Nonstop7h 15m

£438

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Sat 21/11

09:30-19:56

2 stops15h 26m

Toronto Pearson Intl

Tue 24/11

18:40-10:50

1 stop11h 10m

£444

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Sat 12/9

18:05-14:39

1 stop25h 34m

Toronto Pearson Intl

Wed 30/9

18:05-06:15

Nonstop7h 10m

£466

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Tue 15/9

17:50-20:40

Nonstop7h 50m

Toronto Pearson Intl

Thu 25/2

18:30-10:30

1 stop11h 00m

£482

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Tue 15/9

17:50-20:40

Nonstop7h 50m

Toronto Pearson Intl

Thu 25/2

18:30-10:30

1 stop11h 00m

£482

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Tue 15/9

12:30-23:26

2 stops15h 56m

Toronto Pearson Intl

Tue 29/9

18:25-10:50

1 stop11h 25m

£509

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Sun 23/8

09:30-23:54

2 stops19h 24m

Toronto Pearson Intl

Sat 29/8

12:25-06:45

1 stop13h 20m

£520

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Sat 31/10

06:40-16:40

2 stops38h 00m

Toronto Pearson Intl

Sun 8/11

17:10-17:00

2 stops18h 50m

£544

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Sat 29/8

17:50-20:40

Nonstop7h 50m

Toronto Pearson Intl

Mon 7/9

22:55-11:10

Nonstop7h 15m

£549

Flights are sorted by cheapest return flights first.

Deals found on 20/7

Showing 1-10 of 24 resultsSorted by cheapest first
1
2
3

Best time to book a flight from Heathrow to Niagara Falls

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

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

Find hourly flight availability from Heathrow 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 21 July 2026.

When flying from London Heathrow Airport 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 London Heathrow Airport to Niagara Falls

Explore weekly flight availability from Heathrow 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 21 July 2026.

The most flights from LHR to NI4 are scheduled on a Friday (40 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (28 on average).

How much does it cost for a return flight from London Heathrow Airport 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 21 July 2026.
Get a feel of what it's like to fly with Virgin Atlantic,Aer Lingus, andAir Canada from London Heathrow Airport to Niagara Falls by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Virgin Atlantic
7.5
Good
693 reviews
Check prices

Boarding

7.7

Crew

8.1

Food

6.9

Comfort

7.3

Overall

7.5

Entertainment

7.5

Reviews

1 / 20
10.0
Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.
Virgin Atlantic
7.5
Good
693 reviews
Virgin Atlantic
7.5
Good
693 reviews
Check prices

Boarding

7.7

Crew

8.1

Food

6.9

Comfort

7.3

Overall

7.5

Entertainment

7.5

Reviews

1 / 20
10.0
Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.
Aer Lingus
7.3
Good
1,675 reviews
Virgin Atlantic
7.5
Good
693 reviews
Check prices

Boarding

7.7

Crew

8.1

Food

6.9

Comfort

7.3

Overall

7.5

Entertainment

7.5

Reviews

1 / 20
10.0
Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.
Air Canada
7.1
Good
11,360 reviews
Virgin Atlantic
7.5
Good
693 reviews
Check prices

Boarding

7.7

Crew

8.1

Food

6.9

Comfort

7.3

Overall

7.5

Entertainment

7.5

Reviews

1 / 20
10.0
Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.
Lufthansa
6.8
Okay
8,152 reviews
Virgin Atlantic
7.5
Good
693 reviews
Check prices

Boarding

7.7

Crew

8.1

Food

6.9

Comfort

7.3

Overall

7.5

Entertainment

7.5

Reviews

1 / 20
10.0
Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.
British Airways
6.7
Okay
8,125 reviews
Virgin Atlantic
7.5
Good
693 reviews
Check prices

Boarding

7.7

Crew

8.1

Food

6.9

Comfort

7.3

Overall

7.5

Entertainment

7.5

Reviews

1 / 20
10.0
Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.

Related info for your journey

Find useful and relevant information for your journey from Heathrow 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 Heathrow Airport to Niagara Falls?

    Lufthansa, Delta, and United Airlines can get you from London Heathrow Airport to Niagara Falls in just under 7h 50m. Your travel time can differ by up to 7h 36m. London Heathrow Airport and Niagara Falls are separated by a distance of 3543 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

    £264 is the cheapest one-way deal found within the past few days, from WestJet. You may also be able to find cheap deals on Virgin Atlantic and Aer Lingus, with prices starting from £271 and £280, respectively.

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

    Before booking your flight to Niagara Falls from London Heathrow Airport, check out the most reliable airlines to get you to your destination on time: Singapore Airlines (84%), Thai Airways (84%), Egyptair( 82%).

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

    Looking for the cheapest flight from London Heathrow Airport to Niagara Falls? While on average our users pay £1,710, our data indicates the cheapest price to be £304. The most popular route (London Heathrow - Toronto Pearson Intl), is priced around £318.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Heathrow 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

Browse thousands of different options on Cheapflights for your next trip

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Top 10 airlines flying from Heathrow to Niagara Falls

Discover the top 10 airlines that operate flights from Heathrow 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 21 July 2026.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest£313Average£417FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
TAP AIR PORTUGALCheapest£327Average£551FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
Air TransatCheapest£331Average£506FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
DeltaCheapest£333Average£641FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Virgin AtlanticCheapest£341Average£517FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
Air CanadaCheapest£342Average£534FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
British AirwaysCheapest£347Average£520FlexibilityNo cancel feeOn-time70%
Search British Airways flights
American AirlinesCheapest£348Average£668FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Air FranceCheapest£355Average£565FlexibilityNo cancel feeOn-time77%
Search Air France flights
LufthansaCheapest£365Average£537FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights

Fly with Cheapflights

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

When you search for this flight from Heathrow to Niagara Falls, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Niagara Falls from Heathrow.

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

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

Of course! You can now track prices for flights from Heathrow 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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