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Cheap flights from Niagara Falls 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 16/7. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — LON
5 Jul — 12 Jul1
1 adult

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 30 June 2025.

Round-trip from

C$ 721

One-way from

C$ 364

Popular in

December

Cheapest in

February

Average price

C$ 934
Icelandair
  • Icelandair
  • 4/9-17/12
  • 2 total stops
  • 58h 20m total
  • Niagara Falls to London
TAP AIR PORTUGAL
  • TAP AIR PORTUGAL
  • 16/7
  • 1 total stop
  • 24h 15m total
  • Niagara Falls to London
Highest demand for flights based on searches. 4% potential increase in price (C$ 52 potential increase over avg. RT price).
Cheapest flight prices on average. 3% potential price decrease (C$ 37 potential savings vs. average RT price).
Average for round-trip flights in June 2025

Find flight deals from Niagara Falls to London

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 June 2025.

Thu 4/911:00 p.m.YYZ - LHR
1 stop31h 55mIcelandair
Wed 17/128:35 p.m.LHR - YYZ
1 stop26h 25mIcelandair
Deal found 29/6C$ 721
Wed 17/911:55 p.m.YYZ - LTN
1 stop15h 50mMultiple Airlines
Sun 12/109:55 a.m.LTN - YYZ
1 stop10h 55mMultiple Airlines
Deal found 28/6C$ 721
Thu 11/96:00 p.m.YYZ - LGW
1 stop10h 50mAir Transat
Thu 25/912:40 p.m.LGW - YYZ
Nonstop8h 00mAir Transat
Deal found 30/6C$ 721
Wed 6/811:55 p.m.YYZ - STN
1 stop9h 30mMultiple Airlines
Thu 21/88:15 a.m.STN - YYZ
1 stop12h 35mMultiple Airlines
Deal found 29/6C$ 721
Tue 9/97:50 p.m.YYZ - LGW
Nonstop7h 05mPorter Airlines
Tue 30/912:40 p.m.LGW - YYZ
Nonstop8h 00mPorter Airlines
Deal found 29/6C$ 725
Fri 19/93:00 p.m.YYZ - LHR
1 stop10h 30mAir Canada
Sun 28/96:00 a.m.LHR - YYZ
1 stop11h 50mAir Canada
Deal found 29/6C$ 728
Sun 12/1010:10 p.m.YYZ - LGW
1 stop9h 35mMultiple Airlines
Mon 20/1012:40 p.m.LGW - YYZ
Nonstop8h 00mMultiple Airlines
Deal found 29/6C$ 730
Tue 19/85:40 p.m.YYZ - LHR
1 stop14h 05mTAP AIR PORTUGAL
Sun 21/94:35 p.m.LHR - YYZ
1 stop33h 25mTAP AIR PORTUGAL
Deal found 28/6C$ 736
Tue 14/1010:30 p.m.YYZ - LHR
Nonstop7h 10mVirgin Atlantic
Fri 24/106:30 a.m.LHR - YYZ
1 stop11h 50mVirgin Atlantic
Deal found 29/6C$ 744
Tue 2/1210:40 p.m.YYZ - LHR
Nonstop7h 00mDelta
Wed 10/126:30 a.m.LHR - YYZ
1 stop14h 10mDelta
Deal found 28/6C$ 746
Tue 9/911:00 p.m.YYZ - LGW
1 stop10h 40mIcelandair
Wed 24/93:40 p.m.LGW - YYZ
1 stop11h 15mIcelandair
Deal found 29/6C$ 751
Wed 1/102:00 p.m.YYZ - LHR
1 stop13h 35mLufthansa
Sun 2/116:00 p.m.LHR - YYZ
Nonstop8h 10mLufthansa
Deal found 30/6C$ 754

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 June 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 - LHR

YYZLHR

Toronto Pearson Intl

Thu 4/9

11:00 p.m.-11:55 a.m.

1 stop31h 55m

London Heathrow

Tue 16/12

8:35 p.m.-6:00 p.m.

1 stop26h 25m

C$ 721

TorontoLondon

YYZ - LTN

YYZLTN

Toronto Pearson Intl

Wed 17/9

11:55 p.m.-8:45 p.m.

1 stop15h 50m

London Luton

Sun 12/10

9:55 a.m.-3:50 p.m.

1 stop10h 55m

C$ 721

TorontoLondon

YYZ - LGW

YYZLGW

Toronto Pearson Intl

Thu 11/9

6:00 p.m.-9:50 a.m.

1 stop10h 50m

London Gatwick

Thu 25/9

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

Nonstop8h 00m

C$ 721

TorontoLondon

YYZ - STN

YYZSTN

Toronto Pearson Intl

Wed 6/8

11:55 p.m.-2:25 p.m.

1 stop9h 30m

London Stansted

Thu 21/8

8:15 a.m.-3:50 p.m.

1 stop12h 35m

C$ 721

TorontoLondon

YYZ - LGW

YYZLGW

Toronto Pearson Intl

Tue 9/9

11:00 p.m.-2:40 p.m.

1 stop10h 40m

London Gatwick

Thu 18/9

3:40 p.m.-9:55 p.m.

1 stop11h 15m

C$ 725

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Fri 19/9

3:00 p.m.-6:30 a.m.

1 stop10h 30m

London Heathrow

Sun 28/9

6:00 a.m.-12:50 p.m.

1 stop11h 50m

C$ 728

TorontoLondon

YYZ - LGW

YYZLGW

Toronto Pearson Intl

Sun 12/10

10:10 p.m.-12:45 p.m.

1 stop9h 35m

London Gatwick

Mon 20/10

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

Nonstop8h 00m

C$ 730

TorontoLondon

YYZ - LGW

YYZLGW

Toronto Pearson Intl

Mon 29/9

6:00 p.m.-9:50 a.m.

1 stop10h 50m

London Gatwick

Tue 7/10

11:35 a.m.-7:18 p.m.

1 stop12h 43m

C$ 733

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Tue 19/8

5:40 p.m.-12:45 p.m.

1 stop14h 05m

London Heathrow

Sun 21/9

4:35 p.m.-9:00 p.m.

1 stop33h 25m

C$ 736

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Tue 14/10

10:30 p.m.-10:40 a.m.

Nonstop7h 10m

London Heathrow

Wed 22/10

9:55 a.m.-7:55 p.m.

1 stop15h 00m

C$ 744

Flights are sorted by cheapest round-trip flights first.

Deals found on 28/6

Showing 1-10 of 35 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 27 June 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 30 June 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 30 June 2025.

The most flights from NI4 to LON are scheduled on a Monday (49 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (26 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 30 June 2025.
Get a feel of what it's like to fly with Delta,Porter Airlines, andKLM 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.

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
8.0
Very good

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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.
  • 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$ 364), Air Transat (C$ 364), and Porter Airlines (C$ 378).

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

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

    Consider Croatia Airlines (88%), KLM (85%) or Air France (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$ 419. On average you can expect to pay C$ 2,118. The most popular route, (Toronto Pearson Intl - London Heathrow), can usually be booked for C$ 663.

  • 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, 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.

See more FAQs

Travelling to a place near Niagara Falls?

Book flights to Niagara Falls if you plan to visit one of these locations
Brentford
Sutton
Hounslow
Slough
Milton Keynes
Romford
Watford
Luton
Bromley
Bedford
Southall

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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.

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 June 2025.
AirlineCheapestAverageFlexibilityOn-time
PLAYCheapestC$ 486AverageC$ 650FlexibilityNo cancel feeOn-timeN/A
Search PLAY flights
WestJet EncoreCheapestC$ 546AverageC$ 696FlexibilityNo cancel feeOn-timeN/A
Search WestJet Encore flights
Air TransatCheapestC$ 572AverageC$ 902FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
TAP AIR PORTUGALCheapestC$ 591AverageC$ 666FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
IcelandairCheapestC$ 614AverageC$ 839FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
Porter AirlinesCheapestC$ 623AverageC$ 767FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
DeltaCheapestC$ 664AverageC$ 857FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Aer LingusCheapestC$ 669AverageC$ 792FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
Air CanadaCheapestC$ 701AverageC$ 947FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
LufthansaCheapestC$ 702AverageC$ 951FlexibilityNo cancel feeOn-time76%
Search Lufthansa 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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