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Cheap flights from Niagara Falls, ON to London from C$ 364

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 12/1. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — LON
25 Dec — 1 Jan1
1 adult
1 adult, Economy, 0 bags

Cheapflights Tip: The best prices from Niagara Falls to London are usually found in February or May, booked 66 days in advance, depart on a Sunday or Friday and return on a Wednesday

Cheap flight deals from Niagara Falls to London

Keep the following information in mind while searching for Niagara Falls to London flight deals. Data was last updated 25 November 2025.

Round-trip from

C$ 782

One-way from

C$ 364

Popular in

December

Cheapest in

February

Average price

C$ 835
SWISS
  • SWISS
  • 11/1-20/1
  • 1 total stop
  • 19h 25m total
  • Niagara Falls to London
Search Deals
WestJet
  • WestJet
  • 12/1
  • 3 total stops
  • 35h 05m total
  • Niagara Falls to London
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (C$ 83 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 45 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Find flight deals from Niagara Falls to London

Enter your travel dates to find the best prices.

Cheapest flights from Niagara Falls to London
Explore the most affordable flight options available from Niagara Falls to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 25 November 2025.

Fri 28/117:25 p.m.YYZ - STN
1 stop19h 05mMultiple Airlines
Fri 5/126:45 p.m.STN - YYZ
1 stop22h 45mMultiple Airlines
Deal found 24/11C$ 789
Wed 3/123:38 p.m.YYZ - LHR
1 stop12h 07mVirgin Atlantic
Mon 8/128:40 a.m.LHR - YYZ
1 stop12h 00mVirgin Atlantic
Deal found 24/11C$ 792
Fri 28/119:35 p.m.YYZ - LGW
Nonstop7h 10mAir Transat
Sat 6/1211:40 a.m.LGW - YYZ
Nonstop8h 20mAir Transat
Deal found 23/11C$ 796
Tue 2/125:25 p.m.YYZ - STN
1 stop9h 25mMultiple Airlines
Tue 9/126:30 a.m.STN - YYZ
1 stop14h 25mMultiple Airlines
Deal found 25/11C$ 796
Thu 18/125:35 p.m.YYZ - LHR
1 stop14h 05mTAP AIR PORTUGAL
Thu 15/16:30 p.m.LHR - YYZ
1 stop31h 45mTAP AIR PORTUGAL
Deal found 23/11C$ 801
Wed 3/125:25 p.m.YYZ - LTN
1 stop10h 10mMultiple Airlines
Mon 8/126:00 a.m.LTN - YYZ
1 stop14h 55mMultiple Airlines
Deal found 23/11C$ 803
Wed 3/125:25 p.m.YYZ - STN
1 stop9h 25mMultiple Airlines
Mon 8/126:30 a.m.STN - YYZ
1 stop14h 25mMultiple Airlines
Deal found 23/11C$ 806
Tue 2/126:10 p.m.YYZ - LHR
Nonstop7h 20mAir Canada
Sat 6/126:00 a.m.LHR - YYZ
1 stop13h 25mAir Canada
Deal found 22/11C$ 810
Wed 3/125:25 p.m.YYZ - STN
1 stop9h 25mMultiple Airlines
Tue 9/126:30 a.m.STN - YYZ
1 stop14h 25mMultiple Airlines
Deal found 22/11C$ 813
Thu 4/126:50 p.m.YYZ - LTN
1 stop14h 10mMultiple Airlines
Thu 11/127:15 a.m.LTN - YYZ
1 stop34h 20mMultiple Airlines
Deal found 23/11C$ 817
Thu 4/129:35 p.m.YYZ - LGW
Nonstop7h 10mAir Transat
Sun 7/1211:40 a.m.LGW - YYZ
Nonstop8h 20mAir Transat
Deal found 23/11C$ 817
Fri 28/119:35 p.m.YYZ - LGW
Nonstop7h 10mAir Transat
Fri 5/1211:40 a.m.LGW - YYZ
Nonstop8h 20mAir Transat
Deal found 23/11C$ 818

Cheapflights Fare Finder

 
Customize your flight search to find flights from Niagara Falls to London 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 629,999 searches. Data last updated 25 November 2025.
Use the filters below to find and compare flights from Niagara Falls to London that are best for you.

Fly from

Niagara Falls

Fly to

London

Route

Depart

Return

Price

TorontoLondon

YYZ - LTN

YYZLTN

Toronto Pearson Intl

Fri 5/12

7:25 p.m.-1:40 p.m.

1 stop13h 15m

London Luton

Fri 12/12

6:05 a.m.-12:30 p.m.

1 stop35h 25m

C$ 803

TorontoLondon

YYZ - LTN

YYZLTN

Toronto Pearson Intl

Tue 14/4

7:50 p.m.-1:15 p.m.

1 stop12h 25m

London Luton

Tue 21/4

7:00 a.m.-1:10 p.m.

1 stop35h 10m

C$ 806

TorontoLondon

YYZ - LTN

YYZLTN

Toronto Pearson Intl

Sat 10/1

5:25 p.m.-4:05 p.m.

1 stop17h 40m

London Luton

Tue 13/1

9:00 a.m.-3:55 p.m.

1 stop11h 55m

C$ 820

TorontoLondon

YYZ - LGW

YYZLGW

Toronto Pearson Intl

Fri 23/1

7:40 p.m.-10:55 a.m.

1 stop10h 15m

London Gatwick

Thu 5/2

11:55 a.m.-6:15 p.m.

1 stop11h 20m

C$ 825

TorontoLondon

YYZ - LGW

YYZLGW

Toronto Pearson Intl

Sat 24/1

7:40 p.m.-10:55 a.m.

1 stop10h 15m

London Gatwick

Fri 6/2

11:55 a.m.-6:15 p.m.

1 stop11h 20m

C$ 825

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Wed 25/2

7:40 p.m.-10:50 a.m.

1 stop10h 10m

London Heathrow

Mon 23/3

8:35 p.m.-7:15 p.m.

1 stop26h 40m

C$ 834

TorontoLondon

YYZ - LTN

YYZLTN

Toronto Pearson Intl

Wed 21/1

9:25 p.m.-8:05 p.m.

2 stops17h 40m

London Luton

Thu 5/2

8:40 p.m.-7:10 p.m.

2 stops27h 30m

C$ 834

TorontoLondon

YYZ - LGW

YYZLGW

Toronto Pearson Intl

Sun 3/5

10:45 p.m.-10:45 a.m.

Nonstop7h 00m

London Gatwick

Thu 17/9

12:40 p.m.-3:40 p.m.

Nonstop8h 00m

C$ 847

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Wed 22/4

8:50 p.m.-11:55 a.m.

1 stop10h 05m

London Heathrow

Thu 30/4

1:05 p.m.-10:15 p.m.

1 stop14h 10m

C$ 854

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Wed 18/2

12:05 p.m.-9:20 a.m.

2 stops16h 15m

London Heathrow

Mon 2/3

7:50 p.m.-3:40 p.m.

2 stops24h 50m

C$ 858

Flights are sorted by cheapest round-trip flights first.

Deals found on 25/11

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

Have a flexible travel schedule? Discover the best time to fly to London from Niagara Falls with our price prediction graph.
Estimated round-trip 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 Niagara Falls to London

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

Use this chart to determine the optimal time to book a round-trip flight from Niagara Falls to London. Price data was last updated on 21 November 2025.

The best time to book flights from Niagara Falls to London is 66 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, March is the cheapest month in which you can book a flight from Niagara Falls to London (average of C$ 577). Flying from Niagara Falls to London in July is currently the most expensive (average of C$ 842). 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 NI4 to LON?

Find hourly flight availability from Niagara Falls to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 25 November 2025.

It’s typically best to fly out from Niagara Falls to London in the afternoon. Doing so could potentially save you 26% on the flight price compared to flying in the morning, which is usually more expensive.

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

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

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

Weekly flight availability from Niagara Falls to London

Explore weekly flight availability from Niagara Falls to London. 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 25 November 2025.

The most flights from NI4 to LON are scheduled on a Monday (43 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (24 on average).

How much does it cost to fly round-trip from Niagara Falls to London?

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. 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 London. Reviews last updated 25 November 2025.
Get a feel of what it's like to fly with Porter Airlines,Air Transat, andAir Canada from Niagara Falls to London by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
8.0
Very good
394 reviews
Check prices

Entertainment

7.0

Food

7.6

Boarding

8.2

Overall

8.0

Comfort

8.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
Porter Airlines
8.0
Very good
394 reviews
Porter Airlines
8.0
Very good
394 reviews
Check prices

Entertainment

7.0

Food

7.6

Boarding

8.2

Overall

8.0

Comfort

8.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
Air Transat
7.8
Good
478 reviews
Porter Airlines
8.0
Very good
394 reviews
Check prices

Entertainment

7.0

Food

7.6

Boarding

8.2

Overall

8.0

Comfort

8.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
Air Canada
7.1
Good
10,476 reviews
Porter Airlines
8.0
Very good
394 reviews
Check prices

Entertainment

7.0

Food

7.6

Boarding

8.2

Overall

8.0

Comfort

8.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
Lufthansa
6.8
Okay
7,594 reviews
Porter Airlines
8.0
Very good
394 reviews
Check prices

Entertainment

7.0

Food

7.6

Boarding

8.2

Overall

8.0

Comfort

8.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
British Airways
6.7
Okay
7,539 reviews
Porter Airlines
8.0
Very good
394 reviews
Check prices

Entertainment

7.0

Food

7.6

Boarding

8.2

Overall

8.0

Comfort

8.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out

Related info for your journey

Find useful and relevant information for your journey from Niagara Falls to London. 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 Niagara Falls to London?

    A quick flight from Niagara Falls to London can take about 7h. Icelandair provides one of the quickest options available for as low as C$ 847. The distance from Niagara Falls to London is about 5734 km. This flight may include one or multiple stops.

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

    The cheapest airlines for a one-way flight from Niagara Falls to London are TAP AIR PORTUGAL (C$ 401), WestJet (C$ 413), and Lufthansa (C$ 512).

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

    The most popular route from Niagara Falls to London is Toronto Pearson Intl - London Heathrow. You may also consider Toronto Pearson Intl - London Gatwick or Toronto Pearson Intl - London City.

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

    Consider KLM (85%), Air France (85%) or Delta (85%) when booking your flight. These represent the most reliable airlines when flying from Niagara Falls to London.

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

    The cheapest flight price from Niagara Falls to London is C$ 514. On average you can expect to pay C$ 2,149. The most popular route, (Toronto Pearson Intl - London Heathrow), can usually be booked for C$ 643.

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

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

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

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

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

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

    Currently, March is the cheapest month in which you can book a flight from Niagara Falls to London (average of C$ 577). Flying from Niagara Falls to London in July is currently the most expensive (average of C$ 842). 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

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Sutton
Twickenham
Slough
Marlow
Milton Keynes
Romford
Watford
Bedford
Luton
Gatwick
Hounslow

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Alternative routes for Niagara Falls to London

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Niagara Falls to London

Discover the top 10 airlines that operate flights from Niagara Falls to London. 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 629,999 searches. Data last updated 25 November 2025.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 224AverageC$ 597FlexibilityNo cancel feeOn-time60%
Search WestJet flights
LufthansaCheapestC$ 438AverageC$ 942FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
PLAYCheapestC$ 461AverageC$ 700FlexibilityNo cancel feeOn-timeN/A
Search PLAY flights
WestJet EncoreCheapestC$ 563AverageC$ 718FlexibilityNo cancel feeOn-timeN/A
Search WestJet Encore flights
Air TransatCheapestC$ 590AverageC$ 903FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
TAP AIR PORTUGALCheapestC$ 614AverageC$ 750FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
Porter AirlinesCheapestC$ 643AverageC$ 812FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
IcelandairCheapestC$ 657AverageC$ 845FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
Air CanadaCheapestC$ 724AverageC$ 945FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
KLMCheapestC$ 725AverageC$ 1,150FlexibilityNo cancel feeOn-time75%
Search KLM flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

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

Cheapflights makes it easy to find Niagara Falls to London flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Niagara Falls to London for you. Better yet — we are completely free to use.

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Niagara Falls to London flexibly with Cheapflights today.

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

Yes! Start tracking prices for Niagara Falls to London flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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