Find flights
Deals
When to book
Airlines
FAQs
English
Cheap flights from Niagara Falls to London from C$ 367
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 22/9. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — LON
19 Aug — 26 Aug1
Round-trip
1 adult
Economy
Cheapflights Tip: The best prices from Niagara Falls to London are usually found in February or May, booked 80 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 14 August 2025.
Find flight deals from Niagara Falls to London
Cheapest flights from Niagara Falls to LondonExplore 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 14 August 2025.
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 14 August 2025.
Mon 6/108:30 p.m.YYZ - LHR
Nonstop7h 05mAir Canada
Mon 20/105:40 p.m.LHR - YYZ
Nonstop7h 50mAir Canada
Deal found 14/8C$ 725
Thu 2/108:50 p.m.YYZ - LGW
1 stop12h 50mIcelandair
Mon 6/103:40 p.m.LGW - YYZ
1 stop11h 15mIcelandair
Deal found 14/8C$ 725
Wed 5/114:00 p.m.YYZ - LHR
1 stop10h 10mAir Canada
Fri 21/119:00 a.m.LHR - YYZ
2 stops14h 50mAir Canada
Deal found 14/8C$ 727
Sun 28/98:30 p.m.YYZ - LHR
Nonstop7h 05mAir Canada
Sun 5/1012:40 p.m.LHR - YYZ
1 stop10h 45mAir Canada
Deal found 14/8C$ 728
Fri 17/1011:15 p.m.YYZ - LGW
1 stop29h 35mAir Transat
Mon 20/1012:40 p.m.LGW - YYZ
Nonstop8h 00mAir Transat
Deal found 12/8C$ 728
Wed 10/911:00 p.m.YYZ - STN
2 stops16h 55mMultiple Airlines
Mon 22/92:55 p.m.STN - YYZ
2 stops28h 00mMultiple Airlines
Deal found 12/8C$ 728
Sun 28/94:30 p.m.YYZ - LHR
1 stop9h 00mMultiple Airlines
Tue 7/1012:40 p.m.LHR - YYZ
1 stop11h 45mMultiple Airlines
Deal found 14/8C$ 729
Thu 23/1010:45 p.m.YYZ - LGW
Nonstop7h 00mAir Transat
Sun 9/1111:40 a.m.LGW - YYZ
Nonstop8h 20mAir Transat
Deal found 14/8C$ 729
Wed 5/114:00 p.m.YYZ - LHR
1 stop10h 10mMultiple Airlines
Sun 16/117:40 a.m.LHR - YYZ
1 stop12h 15mMultiple Airlines
Deal found 13/8C$ 731
Mon 3/119:35 p.m.YYZ - LGW
Nonstop7h 10mAir Transat
Sun 7/1211:40 a.m.LGW - YYZ
Nonstop8h 20mAir Transat
Deal found 12/8C$ 731
Sun 21/911:55 p.m.YYZ - STN
1 stop16h 20mMultiple Airlines
Fri 26/910:50 p.m.STN - YYZ
1 stop20h 25mMultiple Airlines
Deal found 14/8C$ 731
Tue 14/1011:35 p.m.YYZ - LHR
Nonstop7h 15mMultiple Airlines
Tue 21/106:55 a.m.LHR - YYZ
1 stop13h 00mMultiple Airlines
Deal found 14/8C$ 732
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 14 August 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 - STN
YYZSTN
Toronto Pearson Intl
Mon 13/10
10:10 p.m.-2:20 p.m.
1 stop11h 10m
London Stansted
Tue 21/10
2:45 p.m.-2:10 p.m.
1 stop28h 25m
C$ 728
TorontoLondon
YYZ - STN
YYZSTN
Toronto Pearson Intl
Wed 10/9
11:00 p.m.-8:55 p.m.
2 stops16h 55m
London Stansted
Mon 22/9
2:55 p.m.-1:55 p.m.
2 stops28h 00m
C$ 728
TorontoLondon
YYZ - LGW
YYZLGW
Toronto Pearson Intl
Tue 21/10
10:45 p.m.-10:45 a.m.
Nonstop7h 00m
London Gatwick
Sat 8/11
11:40 a.m.-3:00 p.m.
Nonstop8h 20m
C$ 729
TorontoLondon
YYZ - LGW
YYZLGW
Toronto Pearson Intl
Sun 26/10
10:35 p.m.-9:45 a.m.
Nonstop7h 10m
London Gatwick
Wed 5/11
11:40 a.m.-3:00 p.m.
Nonstop8h 20m
C$ 729
TorontoLondon
YYZ - LGW
YYZLGW
Toronto Pearson Intl
Thu 23/10
10:45 p.m.-10:45 a.m.
Nonstop7h 00m
London Gatwick
Sun 9/11
11:40 a.m.-3:00 p.m.
Nonstop8h 20m
C$ 729
TorontoLondon
YYZ - LGW
YYZLGW
Toronto Pearson Intl
Thu 23/10
10:45 p.m.-10:45 a.m.
Nonstop7h 00m
London Gatwick
Fri 7/11
11:40 a.m.-3:00 p.m.
Nonstop8h 20m
C$ 729
TorontoLondon
YYZ - LGW
YYZLGW
Toronto Pearson Intl
Fri 24/10
10:45 p.m.-10:45 a.m.
Nonstop7h 00m
London Gatwick
Wed 5/11
11:40 a.m.-3:00 p.m.
Nonstop8h 20m
C$ 729
TorontoLondon
YYZ - LGW
YYZLGW
Toronto Pearson Intl
Wed 22/10
11:15 p.m.-9:50 a.m.
1 stop29h 35m
London Gatwick
Sun 9/11
11:40 a.m.-3:00 p.m.
Nonstop8h 20m
C$ 729
TorontoLondon
YYZ - LHR
YYZLHR
Toronto Pearson Intl
Sun 12/10
4:00 p.m.-6:30 a.m.
1 stop9h 30m
London Heathrow
Sun 26/10
7:40 a.m.-3:55 p.m.
1 stop12h 15m
C$ 731
TorontoLondon
YYZ - STN
YYZSTN
Toronto Pearson Intl
Sun 21/9
11:55 p.m.-9:15 p.m.
1 stop16h 20m
London Stansted
Fri 26/9
10:50 p.m.-2:15 p.m.
1 stop20h 25m
C$ 731
Showing 1-10 of 60 results
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 8 August 2025.
The best time to book flights from Niagara Falls to London is 80 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, January is the cheapest month in which you can book a flight from Niagara Falls to London (average of C$ 560). Flying from Niagara Falls to London in July is currently the most expensive (average of C$ 856). 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 14 August 2025.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Niagara Falls to London as you normally would.
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 at noon when fares are most often at their lowest. Tuesday afternoons 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 14 August 2025.
The most flights from NI4 to LON are scheduled on a Thursday (49 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (34 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 14 August 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.
Crew
8.7
Boarding
8.2
Food
7.6
Comfort
8.0
Entertainment
7.0
Overall
8.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Jul 2025
LIS - YYZ
Crew
8.7
Boarding
8.2
Food
7.6
Comfort
8.0
Entertainment
7.0
Overall
8.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Jul 2025
LIS - YYZ
Crew
8.7
Boarding
8.2
Food
7.6
Comfort
8.0
Entertainment
7.0
Overall
8.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Jul 2025
LIS - YYZ
Crew
8.7
Boarding
8.2
Food
7.6
Comfort
8.0
Entertainment
7.0
Overall
8.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Jul 2025
LIS - YYZ
Crew
8.7
Boarding
8.2
Food
7.6
Comfort
8.0
Entertainment
7.0
Overall
8.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Jul 2025
LIS - YYZ
Crew
8.7
Boarding
8.2
Food
7.6
Comfort
8.0
Entertainment
7.0
Overall
8.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Jul 2025
LIS - YYZ
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.
Travelling to a place near London?
Book flights to London if you plan to visit one of these locationsBrentford
Sutton
Hounslow
Slough
Marlow
Milton Keynes
Romford
Watford
Bromley
Luton
Bedford
Southall
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes for Niagara Falls to London
See prices for flight routes from nearby airports that may be better suited for you.
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 14 August 2025.
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.