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Cheap flights from Niagara Falls, ON to London from C$ 396

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 29/6. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — LON
29 Jun — 6 Jul1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Niagara Falls to London are usually found in February or October, booked 90 days in advance, depart on a Sunday or Tuesday and return on a Tuesday

Cheap 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 May 2026.

Mon 1/611:55 p.m.
YYZ
-
LGW
1 stop14h 35m
Multiple Airlines
Wed 10/69:45 a.m.
LGW
-
YYZ
1 stop11h 05m
Multiple Airlines
Deal found 29/5C$ 800
Fri 7/811:05 p.m.
YYZ
-
LHR
1 stop13h 15m
Multiple Airlines
Fri 28/87:40 a.m.
LHR
-
YYZ
1 stop12h 15m
Multiple Airlines
Deal found 28/5C$ 801
Tue 30/611:55 p.m.
YYZ
-
LTN
1 stop17h 15m
Multiple Airlines
Tue 7/79:40 a.m.
LTN
-
YYZ
1 stop11h 10m
Multiple Airlines
Deal found 29/5C$ 801
Wed 3/67:35 a.m.
YYZ
-
LGW
2 stops29h 15m
Multiple Airlines
Wed 17/68:50 p.m.
LGW
-
YYZ
2 stops25h 20m
Multiple Airlines
Deal found 29/5C$ 801
Thu 2/711:55 p.m.
YYZ
-
STN
1 stop16h 25m
Multiple Airlines
Mon 6/76:30 a.m.
STN
-
YYZ
1 stop14h 20m
Multiple Airlines
Deal found 29/5C$ 801
Thu 12/117:40 p.m.
YYZ
-
LHR
1 stop10h 10m
Icelandair
Wed 25/1112:15 p.m.
LHR
-
YYZ
1 stop11h 00m
Icelandair
Deal found 26/5C$ 803
Mon 7/910:10 p.m.
YYZ
-
LTN
2 stops20h 15m
Multiple Airlines
Fri 18/96:15 p.m.
LTN
-
YYZ
2 stops32h 30m
Multiple Airlines
Deal found 28/5C$ 803
Tue 16/610:45 p.m.
YYZ
-
LGW
Nonstop7h 00m
Porter Airlines
Mon 29/611:35 a.m.
LGW
-
YYZ
1 stop12h 03m
Porter Airlines
Deal found 28/5C$ 803
Wed 8/77:35 a.m.
YYZ
-
STN
2 stops30h 55m
Multiple Airlines
Mon 20/710:45 p.m.
STN
-
YYZ
2 stops23h 25m
Multiple Airlines
Deal found 28/5C$ 803
Mon 21/910:55 p.m.
YYZ
-
LHR
1 stop19h 00m
TAP AIR PORTUGAL
Thu 8/106:00 a.m.
LHR
-
YYZ
1 stop20h 25m
TAP AIR PORTUGAL
Deal found 29/5C$ 804
Mon 1/610:55 p.m.
YYZ
-
LTN
1 stop18h 55m
Multiple Airlines
Thu 4/67:30 a.m.
LTN
-
YYZ
1 stop11h 10m
Multiple Airlines
Deal found 28/5C$ 804
Tue 9/63:40 p.m.
YYZ
-
LGW
1 stop13h 10m
Porter Airlines
Mon 15/69:40 a.m.
LGW
-
YYZ
Nonstop8h 05m
Porter Airlines
Deal found 27/5C$ 804

Find 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 May 2026.

Round-trip from

C$ 801

One-way from

C$ 396

Popular in

December

Cheapest in

February

Average price

C$ 865
7/8-28/8
  • 7/8-28/8
  • 2 total stops
  • 25h 30m total
  • Niagara Falls to London
Search Deals
TAP AIR PORTUGAL
  • TAP AIR PORTUGAL
  • 21/7
  • 1 total stop
  • 14h 10m total
  • Niagara Falls to London
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (C$ 40 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 37 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

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 May 2026.
Use the filters below to find and compare flights from Niagara Falls to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TorontoLondon

YYZ - LTN

YYZLTN

Toronto Pearson Intl

Sun 12/7

7:15 p.m.-10:20 p.m.

1 stop22h 05m

London Luton

Sun 2/8

6:05 p.m.-11:00 a.m.

1 stop21h 55m

C$ 804

TorontoLondon

YYZ - LTN

YYZLTN

Toronto Pearson Intl

Wed 17/6

11:55 p.m.-3:25 p.m.

1 stop10h 30m

London Luton

Sun 21/6

9:00 a.m.-3:50 p.m.

1 stop11h 50m

C$ 804

TorontoLondon

YYZ - LTN

YYZLTN

Toronto Pearson Intl

Sat 3/10

7:15 p.m.-2:10 p.m.

1 stop13h 55m

London Luton

Sun 11/10

11:05 a.m.-11:00 a.m.

1 stop28h 55m

C$ 804

TorontoLondon

YYZ - LTN

YYZLTN

Toronto Pearson Intl

Mon 13/7

7:15 p.m.-8:55 p.m.

1 stop20h 40m

London Luton

Mon 27/7

7:25 p.m.-11:00 a.m.

1 stop20h 35m

C$ 810

TorontoLondon

YYZ - LTN

YYZLTN

Toronto Pearson Intl

Sun 30/8

7:15 p.m.-12:05 p.m.

1 stop11h 50m

London Luton

Sun 6/9

6:05 p.m.-11:00 a.m.

1 stop21h 55m

C$ 814

TorontoLondon

YYZ - LTN

YYZLTN

Toronto Pearson Intl

Mon 13/7

7:15 p.m.-8:55 p.m.

1 stop20h 40m

London Luton

Mon 20/7

7:25 p.m.-11:00 a.m.

1 stop20h 35m

C$ 817

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Thu 1/10

11:10 p.m.-8:20 p.m.

1 stop16h 10m

London Heathrow

Mon 12/10

9:25 p.m.-7:10 p.m.

1 stop26h 45m

C$ 822

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Wed 7/10

9:25 p.m.-9:35 a.m.

Nonstop7h 10m

London Heathrow

Sat 17/10

12:40 p.m.-7:27 p.m.

1 stop11h 47m

C$ 892

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Fri 12/6

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

1 stop10h 30m

London Heathrow

Tue 16/6

12:40 p.m.-5:59 p.m.

1 stop10h 19m

C$ 898
Quickest round-trip

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Sat 19/9

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

Nonstop7h 15m

London Heathrow

Wed 30/9

5:45 p.m.-8:35 p.m.

Nonstop7h 50m

C$ 927

Flights are sorted by cheapest round-trip flights first.

Deals found on 29/5

Showing 1-10 of 60 resultsSorted by cheapest first
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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

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 May 2026.

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.

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 May 2026.

The most flights from NI4 to LON are scheduled on a Thursday (49 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (29 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 May 2026.
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
440 reviews
Check prices

Crew

8.6

Comfort

8.0

Food

7.6

Boarding

8.2

Entertainment

6.9

Overall

8.0

Reviews

1 / 20
6.0
Good

Justin,May 2026

YYZ - MCO

Staff very nice. Seats were uncomfortable. Complimentary snacks leave much to be desired.
Porter Airlines
8.0
Very good
440 reviews
Porter Airlines
8.0
Very good
440 reviews
Check prices

Crew

8.6

Comfort

8.0

Food

7.6

Boarding

8.2

Entertainment

6.9

Overall

8.0

Reviews

1 / 20
6.0
Good

Justin,May 2026

YYZ - MCO

Staff very nice. Seats were uncomfortable. Complimentary snacks leave much to be desired.
Air Transat
7.8
Good
553 reviews
Porter Airlines
8.0
Very good
440 reviews
Check prices

Crew

8.6

Comfort

8.0

Food

7.6

Boarding

8.2

Entertainment

6.9

Overall

8.0

Reviews

1 / 20
6.0
Good

Justin,May 2026

YYZ - MCO

Staff very nice. Seats were uncomfortable. Complimentary snacks leave much to be desired.
Air Canada
7.1
Good
11,102 reviews
Porter Airlines
8.0
Very good
440 reviews
Check prices

Crew

8.6

Comfort

8.0

Food

7.6

Boarding

8.2

Entertainment

6.9

Overall

8.0

Reviews

1 / 20
6.0
Good

Justin,May 2026

YYZ - MCO

Staff very nice. Seats were uncomfortable. Complimentary snacks leave much to be desired.
Lufthansa
6.8
Okay
8,035 reviews
Porter Airlines
8.0
Very good
440 reviews
Check prices

Crew

8.6

Comfort

8.0

Food

7.6

Boarding

8.2

Entertainment

6.9

Overall

8.0

Reviews

1 / 20
6.0
Good

Justin,May 2026

YYZ - MCO

Staff very nice. Seats were uncomfortable. Complimentary snacks leave much to be desired.
British Airways
6.7
Okay
8,010 reviews
Porter Airlines
8.0
Very good
440 reviews
Check prices

Crew

8.6

Comfort

8.0

Food

7.6

Boarding

8.2

Entertainment

6.9

Overall

8.0

Reviews

1 / 20
6.0
Good

Justin,May 2026

YYZ - MCO

Staff very nice. Seats were uncomfortable. Complimentary snacks leave much to be desired.

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. Icelandair provides one of the quickest options available for as low as C$ 892. The distance from Niagara Falls to London is about 5702 km. This flight may include one or multiple stops.

  • 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$ 313), TAP AIR PORTUGAL (C$ 317), and Air Transat (C$ 330).

  • 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 Stansted.

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

    Consider KLM (89%), Air France (89%) or Delta (89%) 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$ 524. On average you can expect to pay C$ 2,245. The most popular route, (Toronto Pearson Intl - London Heathrow), can usually be booked for C$ 686.

  • 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.

See more FAQs

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Gatwick
Romford
Twickenham
Ilford
Bromley
Sutton
Hounslow
Slough
Marlow
Cobham
Watford
Luton
High Wycombe

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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 May 2026.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 217AverageC$ 625FlexibilityNo cancel feeOn-time60%
Search WestJet flights
TAP AIR PORTUGALCheapestC$ 599AverageC$ 837FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
IcelandairCheapestC$ 635AverageC$ 754FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
Porter AirlinesCheapestC$ 649AverageC$ 875FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
Air TransatCheapestC$ 683AverageC$ 937FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
Air CanadaCheapestC$ 709AverageC$ 1,053FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
British AirwaysCheapestC$ 719AverageC$ 929FlexibilityNo cancel feeOn-time70%
Search British Airways flights
KLMCheapestC$ 740AverageC$ 891FlexibilityNo cancel feeOn-time75%
Search KLM flights
Virgin AtlanticCheapestC$ 747AverageC$ 1,024FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
LufthansaCheapestC$ 752AverageC$ 1,058FlexibilityNo 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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