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Cheap flights from Niagara Falls, ON to London from C$ 335

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 15/1. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — LON
29 Nov — 6 Dec1
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 30 October 2025.

Round-trip from

C$ 733

One-way from

C$ 335

Popular in

December

Cheapest in

February

Average price

C$ 831
14/11-22/11
  • 14/11-22/11
  • 2 total stops
  • 34h 55m total
  • Niagara Falls to London
Search Deals
31/1
  • 31/1
  • 1 total stop
  • 34h 20m total
  • Niagara Falls to London
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (C$ 62 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 42 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
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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 30 October 2025.

Fri 14/117:35 p.m.YYZ - LTN
1 stop15h 40mMultiple Airlines
Sat 22/119:00 p.m.LTN - YYZ
1 stop19h 15mMultiple Airlines
Deal found 29/10C$ 733
Fri 14/117:35 p.m.YYZ - LGW
1 stop17h 55mMultiple Airlines
Sat 22/1110:30 p.m.LGW - YYZ
1 stop17h 45mMultiple Airlines
Deal found 29/10C$ 733
Mon 8/125:25 p.m.YYZ - LGW
1 stop10h 50mMultiple Airlines
Mon 15/129:00 a.m.LGW - YYZ
1 stop11h 55mMultiple Airlines
Deal found 30/10C$ 734
Wed 3/1210:45 p.m.YYZ - LHR
1 stop15h 10mTAP AIR PORTUGAL
Wed 10/126:00 a.m.LHR - YYZ
1 stop20h 15mTAP AIR PORTUGAL
Deal found 28/10C$ 736
Sun 9/115:25 p.m.YYZ - LGW
1 stop10h 00mMultiple Airlines
Sun 16/118:25 a.m.LGW - YYZ
1 stop12h 30mMultiple Airlines
Deal found 28/10C$ 736
Wed 12/115:15 p.m.YYZ - STN
2 stops24h 25mMultiple Airlines
Sat 22/116:00 p.m.STN - YYZ
2 stops25h 45mMultiple Airlines
Deal found 30/10C$ 736
Mon 1/1210:45 p.m.YYZ - LHR
1 stop13h 45mTAP AIR PORTUGAL
Fri 23/112:25 p.m.LHR - YYZ
1 stop13h 50mTAP AIR PORTUGAL
Deal found 28/10C$ 737
Fri 5/125:25 p.m.YYZ - STN
1 stop14h 55mMultiple Airlines
Sun 14/128:30 a.m.STN - YYZ
1 stop12h 25mMultiple Airlines
Deal found 28/10C$ 737
Mon 24/1110:45 p.m.YYZ - LHR
1 stop18h 55mTAP AIR PORTUGAL
Wed 10/126:00 a.m.LHR - YYZ
1 stop20h 15mTAP AIR PORTUGAL
Deal found 29/10C$ 739
Mon 1/1210:45 p.m.YYZ - LGW
1 stop12h 00mTAP AIR PORTUGAL
Tue 9/124:35 p.m.LGW - YYZ
1 stop33h 40mTAP AIR PORTUGAL
Deal found 29/10C$ 739
Sun 9/117:35 p.m.YYZ - LTN
1 stop11h 10mMultiple Airlines
Mon 24/116:00 a.m.LTN - YYZ
1 stop10h 15mMultiple Airlines
Deal found 29/10C$ 740
Tue 2/125:35 p.m.YYZ - LHR
1 stop18h 55mTAP AIR PORTUGAL
Wed 10/128:15 a.m.LHR - YYZ
1 stop18h 00mTAP AIR PORTUGAL
Deal found 30/10C$ 740

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 30 October 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

Sun 9/11

7:35 p.m.-11:45 a.m.

1 stop11h 10m

London Luton

Mon 24/11

6:00 a.m.-11:15 a.m.

1 stop10h 15m

C$ 740

TorontoLondon

YYZ - STN

YYZSTN

Toronto Pearson Intl

Wed 14/1

5:25 p.m.-7:50 a.m.

1 stop9h 25m

London Stansted

Sun 18/1

8:30 a.m.-3:55 p.m.

1 stop12h 25m

C$ 740

TorontoLondon

YYZ - STN

YYZSTN

Toronto Pearson Intl

Sun 23/11

5:15 p.m.-10:35 p.m.

2 stops24h 20m

London Stansted

Sat 29/11

6:00 p.m.-2:45 p.m.

2 stops25h 45m

C$ 746

TorontoLondon

YYZ - LTN

YYZLTN

Toronto Pearson Intl

Wed 12/11

5:15 p.m.-10:20 p.m.

2 stops24h 05m

London Luton

Sat 22/11

8:50 p.m.-2:45 p.m.

2 stops22h 55m

C$ 750

TorontoLondon

YYZ - LGW

YYZLGW

Toronto Pearson Intl

Fri 9/1

9:35 p.m.-9:45 a.m.

Nonstop7h 10m

London Gatwick

Fri 16/1

11:40 a.m.-3:00 p.m.

Nonstop8h 20m

C$ 768

TorontoLondon

YYZ - STN

YYZSTN

Toronto Pearson Intl

Tue 25/11

5:25 p.m.-9:50 a.m.

1 stop11h 25m

London Stansted

Tue 2/12

8:30 a.m.-3:55 p.m.

1 stop12h 25m

C$ 783

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$ 786

TorontoLondon

YYZ - LTN

YYZLTN

Toronto Pearson Intl

Fri 14/11

5:25 p.m.-3:25 p.m.

1 stop17h 00m

London Luton

Thu 20/11

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

1 stop11h 55m

C$ 788

TorontoLondon

YYZ - LGW

YYZLGW

Toronto Pearson Intl

Sun 16/11

9:35 p.m.-9:45 a.m.

Nonstop7h 10m

London Gatwick

Thu 20/11

11:40 a.m.-3:00 p.m.

Nonstop8h 20m

C$ 797

TorontoLondon

YYZ - LGW

YYZLGW

Toronto Pearson Intl

Wed 19/11

9:35 p.m.-9:45 a.m.

Nonstop7h 10m

London Gatwick

Thu 27/11

11:40 a.m.-3:00 p.m.

Nonstop8h 20m

C$ 799

Flights are sorted by cheapest round-trip flights first.

Deals found on 28/10

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 24 October 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$ 571). Flying from Niagara Falls to London in July is currently the most expensive (average of C$ 832). 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 30 October 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.

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 30 October 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
384 reviews
Check prices

Comfort

8.0

Entertainment

7.0

Food

7.6

Overall

8.0

Crew

8.6

Boarding

8.2

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
Porter Airlines
8.0
Very good
384 reviews
Porter Airlines
8.0
Very good
384 reviews
Check prices

Comfort

8.0

Entertainment

7.0

Food

7.6

Overall

8.0

Crew

8.6

Boarding

8.2

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
Air Transat
7.8
Good
469 reviews
Porter Airlines
8.0
Very good
384 reviews
Check prices

Comfort

8.0

Entertainment

7.0

Food

7.6

Overall

8.0

Crew

8.6

Boarding

8.2

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
Air Canada
7.1
Good
10,381 reviews
Porter Airlines
8.0
Very good
384 reviews
Check prices

Comfort

8.0

Entertainment

7.0

Food

7.6

Overall

8.0

Crew

8.6

Boarding

8.2

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
Lufthansa
6.8
Okay
7,541 reviews
Porter Airlines
8.0
Very good
384 reviews
Check prices

Comfort

8.0

Entertainment

7.0

Food

7.6

Overall

8.0

Crew

8.6

Boarding

8.2

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
British Airways
6.7
Okay
7,487 reviews
Porter Airlines
8.0
Very good
384 reviews
Check prices

Comfort

8.0

Entertainment

7.0

Food

7.6

Overall

8.0

Crew

8.6

Boarding

8.2

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.

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 10m. Air Transat provides one of the quickest options available for as low as C$ 768. The distance from Niagara Falls to London is about 5734 km. All flights are typically direct.

  • 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$ 335), WestJet (C$ 468), and Lufthansa (C$ 511).

  • 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 (90%), Air France (90%) or Delta (90%) 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$ 508. On average you can expect to pay C$ 2,159. The most popular route, (Toronto Pearson Intl - London Heathrow), can usually be booked for C$ 670.

  • 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$ 571). Flying from Niagara Falls to London in July is currently the most expensive (average of C$ 832). 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
Hounslow
Slough
Marlow
Milton Keynes
Romford
Watford
Bedford
Luton
Gatwick

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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 30 October 2025.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 222AverageC$ 591FlexibilityNo cancel feeOn-time60%
Search WestJet flights
LufthansaCheapestC$ 433AverageC$ 968FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
PLAYCheapestC$ 456AverageC$ 671FlexibilityNo cancel feeOn-timeN/A
Search PLAY flights
WestJet EncoreCheapestC$ 557AverageC$ 711FlexibilityNo cancel feeOn-timeN/A
Search WestJet Encore flights
Air TransatCheapestC$ 584AverageC$ 893FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
TAP AIR PORTUGALCheapestC$ 608AverageC$ 742FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
Porter AirlinesCheapestC$ 636AverageC$ 802FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
IcelandairCheapestC$ 649AverageC$ 835FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
Air CanadaCheapestC$ 716AverageC$ 958FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
KLMCheapestC$ 717AverageC$ 1,147FlexibilityNo cancel feeOn-time75%
Search KLM flights

Fly with Cheapflights

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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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