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Cheap flights from Moncton to London from £425

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 22/4. Fares are subject to change and may not be available on all flights or dates of travel.
YQM — LON
12 Apr — 19 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Moncton to London

Enter your travel dates to find the best prices.

Cheapest flights from Moncton to London
Explore the most affordable flight options available from Moncton to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 13 March 2026.

Sat 12/912:20
YQM
-
LHR
1 stop14h 15m
Air Canada
Sun 27/906:00
LHR
-
YQM
2 stops22h 03m
Air Canada
Deal found 11/3£590
Fri 22/505:25
YQM
-
LHR
1 stop24h 10m
Air Canada
Tue 26/506:00
LHR
-
YQM
2 stops21h 42m
Air Canada
Deal found 8/3£592
Thu 14/507:10
YQM
-
LHR
1 stop19h 20m
Air Canada
Sun 31/509:30
LHR
-
YQM
2 stops13h 08m
Air Canada
Deal found 8/3£595
Sat 12/911:10
YQM
-
LHR
2 stops29h 50m
Lufthansa
Sun 27/912:40
LHR
-
YQM
2 stops36h 58m
Lufthansa
Deal found 11/3£596
Thu 14/507:10
YQM
-
LHR
1 stop19h 20m
Air Canada
Sat 30/509:30
LHR
-
YQM
2 stops13h 08m
Air Canada
Deal found 11/3£620
Fri 22/505:25
YQM
-
LHR
2 stops21h 50m
United Airlines
Tue 26/516:40
LHR
-
YQM
2 stops33h 25m
United Airlines
Deal found 11/3£623
Tue 7/417:55
YQM
-
LCY
2 stops20h 00m
Multiple Airlines
Tue 14/409:15
LCY
-
YQM
2 stops18h 32m
Multiple Airlines
Deal found 8/3£891
Thu 14/512:20
YQM
-
LCY
2 stops16h 20m
Multiple Airlines
Wed 10/609:15
LCY
-
YQM
2 stops18h 27m
Multiple Airlines
Deal found 12/3£900
Tue 19/512:20
YQM
-
LCY
2 stops16h 20m
Multiple Airlines
Fri 12/609:15
LCY
-
YQM
2 stops18h 27m
Multiple Airlines
Deal found 12/3£948
Sat 12/912:20
YQM
-
LCY
2 stops25h 35m
Multiple Airlines
Sun 27/918:30
LCY
-
YQM
2 stops31h 08m
Multiple Airlines
Deal found 11/3£1,399
Wed 19/811:05
YQM
-
LCY
2 stops17h 35m
Lufthansa
Thu 20/818:30
LCY
-
YQM
2 stops32h 14m
Lufthansa
Deal found 10/3£1,932

Find flight deals from Moncton to London

Discover tips and strategies to find the most affordable flight options for your journey from Moncton (YQM) to London (LON). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 13 March 2026.

Round-trip from

£592

One-way from

£425

Popular in

December

Cheapest in

October

Average price

£546
Air Canada
  • Air Canada
  • 22/5-26/5
  • 3 total stops
  • 45h 52m total
  • Moncton to London
Search Deals
22/4
  • 22/4
  • 3 total stops
  • 24h 05m total
  • Moncton to London
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (£44 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£17 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Moncton 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 858,174 searches. Data last updated 13 March 2026.
Use the filters below to find and compare flights from Moncton to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

MonctonLondon

YQM - LHR

YQMLHR

Moncton Intl

Thu 14/5

07:10-06:30

1 stop19h 20m

London Heathrow

Sun 31/5

09:30-18:38

2 stops13h 08m

£595
Fastest return journey

MonctonLondon

YQM - LHR

YQMLHR

Moncton Intl

Fri 22/5

11:05-06:30

1 stop15h 25m

London Heathrow

Tue 26/5

14:05-22:05

1 stop12h 00m

£597

MonctonLondon

YQM - LHR

YQMLHR

Moncton Intl

Thu 14/5

07:10-06:30

1 stop19h 20m

London Heathrow

Sat 30/5

14:05-22:05

1 stop12h 00m

£620

MonctonLondon

YQM - LHR

YQMLHR

Moncton Intl

Fri 22/5

05:25-07:15

2 stops21h 50m

London Heathrow

Tue 26/5

16:40-22:05

2 stops33h 25m

£623

MonctonLondon

YQM - LHR

YQMLHR

Moncton Intl

Tue 19/5

05:25-07:15

2 stops21h 50m

London Heathrow

Fri 12/6

10:25-23:42

2 stops17h 17m

£628

MonctonLondon

YQM - LHR

YQMLHR

Moncton Intl

Tue 19/5

05:25-07:15

2 stops21h 50m

London Heathrow

Sat 13/6

09:30-23:42

2 stops18h 12m

£628

MonctonLondon

YQM - LHR

YQMLHR

Moncton Intl

Tue 19/5

07:10-21:00

2 stops33h 50m

London Heathrow

Thu 11/6

09:30-18:38

1 stop13h 08m

£658

MonctonLondon

YQM - LCY

YQMLCY

Moncton Intl

Tue 7/4

17:55-17:55

2 stops20h 00m

London City

Tue 14/4

09:15-23:47

2 stops18h 32m

£891

MonctonLondon

YQM - LCY

YQMLCY

Moncton Intl

Thu 14/5

12:20-08:40

2 stops16h 20m

London City

Wed 10/6

09:15-23:42

2 stops18h 27m

£900

MonctonLondon

YQM - LCY

YQMLCY

Moncton Intl

Tue 19/5

12:20-08:40

2 stops16h 20m

London City

Fri 12/6

09:15-23:42

2 stops18h 27m

£948

Flights are sorted by cheapest return flights first.

Deals found on 8/3

Showing 1-10 of 18 resultsSorted by cheapest first
1
2

Best time to book a flight from Moncton to London

Have a flexible travel schedule? Discover the best time to fly to London from Moncton with our price prediction graph.
Estimated return 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 Moncton to London

What is the cheapest month to book a flight from Moncton to London?

Currently, May is the cheapest month in which you can book a flight from Moncton to London (average of £476). Flying from Moncton to London in January is currently the most expensive (average of £727). 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.

How much does it cost for a return flight from Moncton to London?

What’s the top stopover airport for flights from Moncton to London?

Share of one-stop return flights from Moncton to London chosen by Cheapflights users in the past 12 months, using the same stopover each way.

Toronto (YYZ) – chosen by Cheapflights users on 67% of one-stop itineraries from Moncton to London on Cheapflights.

What’s the cheapest stopover airport for flights from Moncton to London?

Average return fare for one-stop flights from Moncton to London, chosen by Cheapflights users in the past 12 months, with the same stopover each way.

Montreal (YUL) is the most affordable one-stop option, with an average return flight price of £529.

What’s the fastest stopover option from Moncton to London?

Shortest average travel time for one-stop one-way flights from Moncton to London, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Flights via Montreal (YUL) have the shortest average one-way travel time for one-stop routes: 9h 45m.

Which airport typically offers the quickest stopover for flights from Moncton to London?

Average stopover duration for one-stop one-way flights from Moncton to London, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Montreal (YUL) offer the fastest connection on this route, with an average stopover time of 1h 42m.

Related info for your journey

Find useful and relevant information for your journey from Moncton to London. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Moncton to London?

    Moncton Intl (YQM), located 5.5 mi from the city center, is the airport you fly out of when you book flights from Moncton to London. 0 airlines have flights from Moncton Intl to London on a regular basis. Booking flights from Moncton Intl to London should not be difficult; the airport handles an average of 0 outbound flights to London per day.

  • How long is the flight from Moncton to London?

    Air Canada can get you from Moncton to London in just under 19h 20m. Your travel time can differ by up to . There are 2850 mi between Moncton and London.

  • Can I find deals for flights from Moncton to London that include hotel bookings?

    Yes. In addition to deals on Moncton to London flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Moncton to London?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Moncton to London.

  • Can I find deals for business class flights from Moncton to London?

    Yes. Cheapflights offers flight deals from Moncton 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 Moncton to London?

    Currently, May is the cheapest month in which you can book a flight from Moncton to London (average of £476). Flying from Moncton to London in January is currently the most expensive (average of £727). 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 London?

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Hounslow
Slough
Gatwick
Ilford
Hayes
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Watford
Kingston upon Thames
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Eastbourne
Ipswich
Bedford
Romford
Southend-on-Sea

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Alternative routes for Moncton to London

See prices for flight routes from nearby airports that may be better suited for you.
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Moncton to Heathrow flights
Moncton to London City flights
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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Moncton to London?

Cheapflights helps you search for flights from Moncton to London via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Moncton to London?

Cheapflights simply makes it quick and affordable to book flights from Moncton to London by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Moncton to London with no change fees?

Certainly. Search results for flights to London from Moncton shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Moncton to London become cheaper?

Yes! Start tracking prices for Moncton 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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