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Cheap flights from Niagara Falls to London from C$ 340

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 16/6. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — LON
5 May — 12 May1
1 adult

Cheapflights Tip: The best prices from Niagara Falls to London are usually found in February or January, booked 48 days in advance, depart on a Sunday or Friday and return on a Friday

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 April 2025.

Round-trip from

C$ 669

One-way from

C$ 340

Popular in

December

Cheapest in

February

Average price

C$ 777
Air Transat
  • Air Transat
  • 24/5-30/5
  • Nonstop
  • 15h 00m total
  • Niagara Falls to London
Search Deals
16/6
  • 16/6
  • 1 total stop
  • 18h 35m total
  • Niagara Falls to London
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (C$ 46 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 38 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
Search Deals

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 April 2025.

Wed 4/611:00 p.m.YYZ - LHR
1 stop16h 20mIcelandair
Mon 9/69:25 p.m.LHR - YYZ
1 stop29h 30mIcelandair
Deal found 29/4C$ 671
Tue 3/66:20 p.m.YYZ - LHR
Nonstop7h 15mAir Canada
Wed 11/66:00 a.m.LHR - YYZ
1 stop12h 50mAir Canada
Deal found 28/4C$ 673
Sat 7/64:25 p.m.YYZ - LGW
1 stop12h 25mPorter Airlines
Sat 14/611:35 a.m.LGW - YYZ
1 stop12h 33mPorter Airlines
Deal found 29/4C$ 673
Sun 11/56:20 p.m.YYZ - LGW
1 stop10h 05mMultiple Airlines
Wed 28/510:00 p.m.LGW - YYZ
2 stops31h 25mMultiple Airlines
Deal found 29/4C$ 674
Tue 17/62:30 p.m.YYZ - STN
2 stops25h 45mMultiple Airlines
Tue 24/64:35 p.m.STN - YYZ
2 stops29h 16mMultiple Airlines
Deal found 29/4C$ 674
Fri 6/62:30 p.m.YYZ - LTN
2 stops20h 15mMultiple Airlines
Mon 9/69:55 p.m.LTN - YYZ
1 stop21h 15mMultiple Airlines
Deal found 29/4C$ 677
Mon 2/611:00 p.m.YYZ - LGW
1 stop10h 35mIcelandair
Sat 7/63:40 p.m.LGW - YYZ
1 stop11h 15mIcelandair
Deal found 29/4C$ 678
Mon 13/1011:00 p.m.YYZ - LHR
1 stop32h 45mTAP AIR PORTUGAL
Mon 20/108:00 a.m.LHR - YYZ
1 stop34h 55mTAP AIR PORTUGAL
Deal found 29/4C$ 680
Fri 2/511:15 p.m.YYZ - LGW
1 stop29h 35mAir Transat
Fri 9/512:40 p.m.LGW - YYZ
Nonstop8h 00mAir Transat
Deal found 29/4C$ 680
Mon 19/58:30 p.m.YYZ - LHR
Nonstop7h 05mMultiple Airlines
Sun 8/66:30 a.m.LHR - YYZ
1 stop18h 15mMultiple Airlines
Deal found 29/4C$ 739
Fri 23/54:00 p.m.YYZ - LHR
1 stop9h 30mLufthansa
Sat 31/55:40 p.m.LHR - YYZ
1 stop30h 39mLufthansa
Deal found 29/4C$ 745
Tue 5/86:20 p.m.YYZ - LGW
1 stop10h 05mWestJet
Tue 26/810:45 a.m.LGW - YYZ
1 stop11h 06mWestJet
Deal found 29/4C$ 756

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 April 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

Wed 4/6

11:00 p.m.-8:20 p.m.

1 stop16h 20m

London Heathrow

Mon 9/6

9:25 p.m.-9:55 p.m.

1 stop29h 30m

C$ 671

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Tue 3/6

6:20 p.m.-6:35 a.m.

Nonstop7h 15m

London Heathrow

Wed 11/6

6:00 a.m.-1:50 p.m.

1 stop12h 50m

C$ 673

TorontoLondon

YYZ - LGW

YYZLGW

Toronto Pearson Intl

Sat 7/6

4:25 p.m.-9:50 a.m.

1 stop12h 25m

London Gatwick

Sat 14/6

11:35 a.m.-7:08 p.m.

1 stop12h 33m

C$ 673

TorontoLondon

YYZ - LGW

YYZLGW

Toronto Pearson Intl

Sun 11/5

6:20 p.m.-9:25 a.m.

1 stop10h 05m

London Gatwick

Wed 28/5

10:00 p.m.-12:25 a.m.

2 stops31h 25m

C$ 674

TorontoLondon

YYZ - STN

YYZSTN

Toronto Pearson Intl

Tue 17/6

2:30 p.m.-9:15 p.m.

2 stops25h 45m

London Stansted

Tue 24/6

4:35 p.m.-4:51 p.m.

2 stops29h 16m

C$ 674

TorontoLondon

YYZ - LTN

YYZLTN

Toronto Pearson Intl

Fri 6/6

2:30 p.m.-3:45 p.m.

2 stops20h 15m

London Luton

Mon 9/6

9:55 p.m.-2:10 p.m.

1 stop21h 15m

C$ 677

TorontoLondon

YYZ - LGW

YYZLGW

Toronto Pearson Intl

Mon 2/6

11:00 p.m.-2:35 p.m.

1 stop10h 35m

London Gatwick

Sat 7/6

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

1 stop11h 15m

C$ 678

TorontoLondon

YYZ - LGW

YYZLGW

Toronto Pearson Intl

Sat 24/5

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

Nonstop7h 00m

London Gatwick

Mon 16/6

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

Nonstop8h 00m

C$ 680

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Mon 19/5

4:00 p.m.-6:30 a.m.

1 stop9h 30m

London Heathrow

Sun 8/6

6:30 a.m.-7:45 p.m.

1 stop18h 15m

C$ 739

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Fri 23/5

4:00 p.m.-6:30 a.m.

1 stop9h 30m

London Heathrow

Sat 31/5

5:40 p.m.-7:19 p.m.

1 stop30h 39m

C$ 745

Flights are sorted by cheapest round-trip flights first.

Deals found on 29/4

Showing 1-10 of 55 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 25 April 2025.

The best time to book flights from Niagara Falls to London is 48 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$ 870). 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 April 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 April 2025.

The most flights from NI4 to LON are scheduled on a Monday (46 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (24 on average).

Rainfall in London by month

Plan your trip to London by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in London ranges from 40.0 - 70.0 mm per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London when rainfall is around 40.0 mm.

Temperature in London by month

Plan your trip to London by taking into account the average temperature totals by month.

If weather is an important factor for your trip to London, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

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 April 2025.
Peruse reviews from past customers who have flown with Delta, Porter Airlines and KLM from Niagara Falls to London to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,929 reviews
Check prices

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Food

7.3

Comfort

7.9

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.
Delta
8.0
Very good
7,929 reviews
Delta
8.0
Very good
7,929 reviews
Check prices

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Food

7.3

Comfort

7.9

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.
Porter Airlines
8.0
Very good
285 reviews
Delta
8.0
Very good
7,929 reviews
Check prices

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Food

7.3

Comfort

7.9

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.
KLM
7.8
Good
1,334 reviews
Delta
8.0
Very good
7,929 reviews
Check prices

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Food

7.3

Comfort

7.9

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.
Air Transat
7.8
Good
385 reviews
Delta
8.0
Very good
7,929 reviews
Check prices

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Food

7.3

Comfort

7.9

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.
Austrian Airlines
7.6
Good
780 reviews
Delta
8.0
Very good
7,929 reviews
Check prices

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Food

7.3

Comfort

7.9

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 WestJet (C$ 353), Porter Airlines (C$ 370), and Air Transat (C$ 374).

  • 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 Ethiopian Air (88%), Egyptair (78%) or American Airlines (76%) 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$ 489. On average you can expect to pay C$ 1,926. The most popular route, (Toronto Pearson Intl - London Heathrow), can usually be booked for C$ 347.

  • 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$ 870). 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
Hounslow
Sutton
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.
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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 April 2025.
AirlineCheapestAverageFlexibilityOn-time
FinnairCheapestC$ 487AverageC$ 1,094FlexibilityNo cancel feeOn-time76%
Search Finnair flights
PLAYCheapestC$ 498AverageC$ 696FlexibilityNo cancel feeOn-timeN/A
Search PLAY flights
TAP AIR PORTUGALCheapestC$ 549AverageC$ 654FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
WestJet EncoreCheapestC$ 552AverageC$ 704FlexibilityNo cancel feeOn-timeN/A
Search WestJet Encore flights
Air TransatCheapestC$ 579AverageC$ 942FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
IcelandairCheapestC$ 615AverageC$ 856FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
Porter AirlinesCheapestC$ 650AverageC$ 813FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
Aer LingusCheapestC$ 675AverageC$ 849FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
DeltaCheapestC$ 701AverageC$ 866FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Air CanadaCheapestC$ 709AverageC$ 960FlexibilityNo cancel feeOn-time67%
Search Air Canada 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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