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Cheap flights from Moncton to London Heathrow Airport from £336

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 29/10. Fares are subject to change and may not be available on all flights or dates of travel.
YQM — LHR
16 Oct — 23 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Moncton to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Moncton (YQM) to Heathrow (LHR). 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 16 September 2025.

Round-trip from

£506

One-way from

£336

Popular in

December

Cheapest in

February

Average price

£656
Air Canada
  • Air Canada
  • 1/10-15/10
  • 4 total stops
  • 53h 37m total
  • Moncton to London
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29/10
  • 29/10
  • 3 total stops
  • 26h 55m total
  • Moncton to London
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Highest demand for flights based on searches. 21% potential increase in price (£135 potential increase over avg. return price).
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Cheapest flight prices on average. 8% potential price decrease (£40 potential savings vs. average return price).
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Average for round-trip flights in September 2025
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Find flight deals from Moncton to Heathrow

Cheapest flights from Moncton to Heathrow
Explore the most affordable flight options available from Moncton to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 September 2025.

Wed 1/1006:35YQM - LHR
2 stops22h 00mAir Canada
Wed 15/1006:50LHR - YQM
2 stops31h 37mAir Canada
Deal found 14/9£506
Sun 12/1011:20YQM - LHR
2 stops29h 40mAir Canada
Tue 21/1012:40LHR - YQM
2 stops14h 27mAir Canada
Deal found 14/9£514
Wed 15/1012:25YQM - LHR
2 stops14h 05mAir Canada
Wed 22/1014:05LHR - YQM
1 stop13h 02mAir Canada
Deal found 15/9£519
Wed 8/1018:25YQM - LHR
1 stop13h 25mAir Canada
Tue 21/1015:50LHR - YQM
1 stop12h 05mAir Canada
Deal found 14/9£523
Thu 16/1006:35YQM - LHR
1 stop23h 00mAir Canada
Tue 28/1006:50LHR - YQM
2 stops18h 23mAir Canada
Deal found 14/9£530
Sat 11/1011:20YQM - LHR
1 stop18h 15mMultiple Airlines
Wed 22/1006:50LHR - YQM
2 stops20h 17mMultiple Airlines
Deal found 14/9£532
Sat 11/1006:35YQM - LHR
1 stop19h 55mAir Canada
Wed 22/1009:30LHR - YQM
1 stop17h 37mAir Canada
Deal found 14/9£539

Cheapflights Fare Finder

 
Customise your flight search to find flights from Moncton to Heathrow 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 16 September 2025.
Use the filters below to find and compare flights from Moncton to London Heathrow Airport that are best for you.

Fly from

Moncton

Fly to

Heathrow

Route

Depart

Return

Price

MonctonLondon

YQM - LHR

YQMLHR

Moncton Intl

Wed 1/10

06:35-08:35

2 stops22h 00m

London Heathrow

Wed 15/10

06:50-10:27

2 stops31h 37m

£506

MonctonLondon

YQM - LHR

YQMLHR

Moncton Intl

Tue 14/10

06:35-06:30

1 stop19h 55m

London Heathrow

Tue 21/10

09:30-23:07

1 stop17h 37m

£514

MonctonLondon

YQM - LHR

YQMLHR

Moncton Intl

Wed 15/10

12:25-06:30

2 stops14h 05m

London Heathrow

Wed 22/10

14:05-23:07

1 stop13h 02m

£519

MonctonLondon

YQM - LHR

YQMLHR

Moncton Intl

Sun 12/10

18:25-06:35

1 stop32h 10m

London Heathrow

Wed 22/10

15:50-23:55

1 stop12h 05m

£523

MonctonLondon

YQM - LHR

YQMLHR

Moncton Intl

Thu 16/10

06:35-09:35

1 stop23h 00m

London Heathrow

Tue 28/10

06:50-22:13

2 stops18h 23m

£530

MonctonLondon

YQM - LHR

YQMLHR

Moncton Intl

Sat 11/10

06:35-06:30

1 stop19h 55m

London Heathrow

Wed 22/10

09:30-23:07

1 stop17h 37m

£539

MonctonLondon

YQM - LHR

YQMLHR

Moncton Intl

Wed 29/10

11:35-17:30

3 stops26h 55m

£336

MonctonLondon

YQM - LHR

YQMLHR

Moncton Intl

Thu 30/10

18:55-09:15

3 stops35h 20m

£363

MonctonLondon

YQM - LHR

YQMLHR

Moncton Intl

Wed 29/10

11:35-07:10

1 stop16h 35m

£422

MonctonLondon

YQM - LHR

YQMLHR

Moncton Intl

Thu 30/10

11:35-07:10

1 stop16h 35m

£605

Flights are sorted by cheapest return flights first.

Deals found on 14/9

Best time to book a flight from Moncton to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow 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 Heathrow Airport

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

Currently, January is the cheapest month in which you can book a flight from Moncton to London Heathrow Airport (average of £112). Flying from Moncton to London Heathrow Airport in August is currently the most expensive (average of £164). 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.

Related info for your journey

Find useful and relevant information for your journey from Moncton to Heathrow. 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 Heathrow?

    For a flight from Moncton to London Heathrow, you will be flying from Moncton Intl. Moncton Intl (YQM) is just 5.5 mi from the center of the city. Moncton Intl is the only Moncton airport and it handles 0 outbound flights to London Heathrow per day. 0 airlines have flights to London Heathrow from Moncton Intl on a regular basis.

  • How long is the flight from Moncton to London Heathrow Airport?

    A quick flight from Moncton to London Heathrow Airport can take about 22h. Air Canada provides one of the quickest options available for as low as £506. The distance between Moncton and London Heathrow Airport is about 2850 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Moncton to Heathrow 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 Heathrow Airport?

    Currently, January is the cheapest month in which you can book a flight from Moncton to London Heathrow Airport (average of £112). Flying from Moncton to London Heathrow Airport in August is currently the most expensive (average of £164). 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 Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Milton Keynes
Croydon
Hounslow
Slough
Gatwick
Northampton
Luton
Deal
Wembley
Ilford
Crawley
Hayes
Watford
Winchester
Chichester
Ipswich
Swindon
Dartford
Guildford
Brentford

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Moncton to Heathrow

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

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 Heathrow?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Moncton to Heathrow. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

Cheapflights simply makes it quick and affordable to book flights from Moncton to Heathrow 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 Heathrow with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Moncton to Heathrow, users can toggle the no change fees filter when performing a flight search.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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