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Cheap flights from Niagara Falls to London from C$ 355

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 29/7. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — LON
17 Jun — 24 Jun1
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 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 12 June 2025.

Round-trip from

C$ 700

One-way from

C$ 355

Popular in

December

Cheapest in

February

Average price

C$ 915
Air Transat
  • Air Transat
  • 9/9-25/9
  • Nonstop
  • 15h 00m total
  • Niagara Falls to London
Search Deals
29/7
  • 29/7
  • 2 total stops
  • 18h 20m total
  • Niagara Falls to London
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (C$ 54 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 June 2025
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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 12 June 2025.

Thu 18/97:50 p.m.YYZ - LGW
Nonstop7h 05mAir Transat
Mon 22/911:35 a.m.LGW - YYZ
1 stop12h 50mAir Transat
Deal found 10/6C$ 695
Tue 16/98:30 p.m.YYZ - LHR
Nonstop7h 05mAir Canada
Fri 19/98:30 a.m.LHR - YYZ
Nonstop7h 50mAir Canada
Deal found 12/6C$ 705
Tue 9/94:25 p.m.YYZ - LGW
1 stop12h 25mPorter Airlines
Fri 12/99:40 a.m.LGW - YYZ
Nonstop8h 05mPorter Airlines
Deal found 11/6C$ 705
Fri 10/1010:30 p.m.YYZ - LHR
Nonstop7h 10mVirgin Atlantic
Mon 13/109:55 a.m.LHR - YYZ
1 stop15h 00mVirgin Atlantic
Deal found 12/6C$ 708
Fri 29/811:10 p.m.YYZ - STN
1 stop12h 55mMultiple Airlines
Mon 8/910:00 p.m.STN - YYZ
1 stop21h 10mMultiple Airlines
Deal found 11/6C$ 710
Fri 3/1011:55 p.m.YYZ - LGW
1 stop12h 15mMultiple Airlines
Wed 8/109:45 a.m.LGW - YYZ
1 stop11h 05mMultiple Airlines
Deal found 11/6C$ 718
Fri 29/82:30 p.m.YYZ - LTN
2 stops26h 15mMultiple Airlines
Mon 8/99:55 p.m.LTN - YYZ
1 stop21h 15mMultiple Airlines
Deal found 11/6C$ 721
Wed 17/99:30 p.m.YYZ - LHR
Nonstop7h 30mMultiple Airlines
Wed 1/105:10 p.m.LHR - YYZ
1 stop24h 40mMultiple Airlines
Deal found 11/6C$ 723
Fri 10/105:20 p.m.YYZ - LHR
1 stop9h 40mAer Lingus
Thu 23/109:50 a.m.LHR - YYZ
1 stop11h 00mAer Lingus
Deal found 12/6C$ 738
Thu 18/910:05 p.m.YYZ - LHR
Nonstop7h 15mBritish Airways
Mon 22/95:15 p.m.LHR - YYZ
Nonstop7h 55mBritish Airways
Deal found 11/6C$ 742
Fri 3/1010:30 p.m.YYZ - LHR
Nonstop7h 10mDelta
Wed 8/103:20 p.m.LHR - YYZ
1 stop10h 35mDelta
Deal found 10/6C$ 748
Thu 18/99:30 p.m.YYZ - LHR
Nonstop7h 30mLufthansa
Sat 4/1012:40 p.m.LHR - YYZ
1 stop11h 23mLufthansa
Deal found 10/6C$ 749

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 12 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 - LGW

YYZLGW

Toronto Pearson Intl

Thu 18/9

7:50 p.m.-7:55 a.m.

Nonstop7h 05m

London Gatwick

Mon 22/9

11:35 a.m.-7:25 p.m.

1 stop12h 50m

C$ 695

TorontoLondon

YYZ - LGW

YYZLGW

Toronto Pearson Intl

Tue 9/9

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

1 stop12h 25m

London Gatwick

Fri 12/9

9:40 a.m.-12:45 p.m.

Nonstop8h 05m

C$ 705

TorontoLondon

YYZ - STN

YYZSTN

Toronto Pearson Intl

Fri 29/8

11:10 p.m.-5:05 p.m.

1 stop12h 55m

London Stansted

Mon 8/9

10:00 p.m.-2:10 p.m.

1 stop21h 10m

C$ 710

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Wed 10/9

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

1 stop9h 30m

London Heathrow

Wed 17/9

5:40 p.m.-11:10 p.m.

1 stop10h 30m

C$ 716

TorontoLondon

YYZ - LGW

YYZLGW

Toronto Pearson Intl

Fri 3/10

11:55 p.m.-5:10 p.m.

1 stop12h 15m

London Gatwick

Wed 8/10

9:45 a.m.-3:50 p.m.

1 stop11h 05m

C$ 718

TorontoLondon

YYZ - LTN

YYZLTN

Toronto Pearson Intl

Fri 29/8

2:30 p.m.-9:45 p.m.

2 stops26h 15m

London Luton

Mon 8/9

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

1 stop21h 15m

C$ 721

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Thu 4/9

10:05 p.m.-10:20 a.m.

Nonstop7h 15m

London Heathrow

Tue 16/9

1:20 p.m.-4:00 p.m.

Nonstop7h 40m

C$ 741

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Wed 10/9

4:00 p.m.-8:35 a.m.

1 stop11h 35m

London Heathrow

Wed 24/9

5:40 p.m.-6:30 p.m.

1 stop29h 50m

C$ 744

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Sat 6/9

10:00 p.m.-10:15 a.m.

Nonstop7h 15m

London Heathrow

Tue 16/9

5:15 p.m.-8:10 p.m.

Nonstop7h 55m

C$ 770

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Mon 1/9

10:10 p.m.-12:40 p.m.

1 stop9h 30m

London Heathrow

Mon 15/9

6:20 a.m.-2:10 p.m.

1 stop12h 50m

C$ 774

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/6

Showing 1-10 of 51 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 9 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$ 857). 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 12 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 12 June 2025.

The most flights from NI4 to LON are scheduled on a Thursday (47 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (22 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 12 June 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
7,950 reviews
Check prices

Food

7.3

Overall

8.0

Comfort

7.9

Entertainment

7.9

Boarding

8.2

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.
Delta
8.0
Very good
7,950 reviews
Delta
8.0
Very good
7,950 reviews
Check prices

Food

7.3

Overall

8.0

Comfort

7.9

Entertainment

7.9

Boarding

8.2

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.
Porter Airlines
8.0
Very good
288 reviews
Delta
8.0
Very good
7,950 reviews
Check prices

Food

7.3

Overall

8.0

Comfort

7.9

Entertainment

7.9

Boarding

8.2

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.
KLM
7.8
Good
1,358 reviews
Delta
8.0
Very good
7,950 reviews
Check prices

Food

7.3

Overall

8.0

Comfort

7.9

Entertainment

7.9

Boarding

8.2

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.
Air Transat
7.8
Good
396 reviews
Delta
8.0
Very good
7,950 reviews
Check prices

Food

7.3

Overall

8.0

Comfort

7.9

Entertainment

7.9

Boarding

8.2

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.
Austrian Airlines
7.6
Good
802 reviews
Delta
8.0
Very good
7,950 reviews
Check prices

Food

7.3

Overall

8.0

Comfort

7.9

Entertainment

7.9

Boarding

8.2

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 WestJet (C$ 372), Air Transat (C$ 386), and Porter Airlines (C$ 387).

  • 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 Croatia Airlines (88%), Ethiopian Air (85%) or Singapore Airlines (84%) 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$ 560. On average you can expect to pay C$ 3,226. The most popular route, (Toronto Pearson Intl - London Heathrow), can usually be booked for C$ 704.

  • 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$ 857). 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.
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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 12 June 2025.
AirlineCheapestAverageFlexibilityOn-time
PLAYCheapestC$ 485AverageC$ 652FlexibilityNo cancel feeOn-timeN/A
Search PLAY flights
WestJet EncoreCheapestC$ 546AverageC$ 696FlexibilityNo cancel feeOn-timeN/A
Search WestJet Encore flights
TAP AIR PORTUGALCheapestC$ 592AverageC$ 662FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
IcelandairCheapestC$ 604AverageC$ 831FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
Porter AirlinesCheapestC$ 623AverageC$ 762FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
Air TransatCheapestC$ 626AverageC$ 910FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
Aer LingusCheapestC$ 669AverageC$ 793FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
DeltaCheapestC$ 692AverageC$ 856FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Air CanadaCheapestC$ 701AverageC$ 950FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
LufthansaCheapestC$ 701AverageC$ 953FlexibilityNo cancel feeOn-time76%
Search Lufthansa 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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