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Cheap flights from Moncton to London Heathrow Airport from £332

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 17/8. Fares are subject to change and may not be available on all flights or dates of travel.
YQM — LHR
2 Aug — 9 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Moncton to Heathrow

Enter your travel dates to find the best prices.

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 3 July 2026.

Mon 23/1111:35
YQM
-
LHR
2 stops18h 50m
United Airlines
Thu 26/1112:05
LHR
-
YQM
2 stops26h 24m
United Airlines
Deal found 30/6£600
Mon 21/906:35
YQM
-
LHR
2 stops20h 40m
United Airlines
Tue 10/1113:35
LHR
-
YQM
2 stops49h 07m
United Airlines
Deal found 30/6£601
Mon 21/906:35
YQM
-
LHR
2 stops20h 10m
Lufthansa
Tue 10/1113:00
LHR
-
YQM
1 stop13h 34m
Lufthansa
Deal found 30/6£677
Wed 21/1012:20
YQM
-
LHR
1 stop14h 15m
Lufthansa
Tue 10/1112:05
LHR
-
YQM
2 stops26h 37m
Lufthansa
Deal found 30/6£680
Mon 28/907:10
YQM
-
LHR
1 stop19h 20m
Multiple Airlines
Thu 1/1008:45
LHR
-
YQM
2 stops16h 53m
Multiple Airlines
Deal found 28/6£682
Mon 24/807:10
YQM
-
LHR
1 stop19h 20m
Multiple Airlines
Mon 7/916:40
LHR
-
YQM
2 stops32h 58m
Multiple Airlines
Deal found 1/7£684
Mon 23/1107:05
YQM
-
LHR
1 stop19h 25m
Air Canada
Thu 26/1109:00
LHR
-
YQM
2 stops18h 44m
Air Canada
Deal found 29/6£686
Mon 21/907:10
YQM
-
LHR
1 stop19h 20m
Air Canada
Mon 5/1009:30
LHR
-
YQM
1 stop13h 08m
Air Canada
Deal found 28/6£692

Find 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 3 July 2026.

Round-trip from

£600

One-way from

£332

Popular in

December

Cheapest in

October

Average price

£761
United Airlines
  • United Airlines
  • 23/11-26/11
  • 4 total stops
  • 45h 14m total
  • Moncton to London
Search Deals
17/8
  • 17/8
  • 2 total stops
  • 17h 20m 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 (£16 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

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 3 July 2026.
Use the filters below to find and compare flights from Moncton to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

MonctonLondon

YQM - LHR

YQMLHR

Moncton Intl

Mon 23/11

11:35-10:25

2 stops18h 50m

London Heathrow

Thu 26/11

12:05-10:29

2 stops26h 24m

£600

MonctonLondon

YQM - LHR

YQMLHR

Moncton Intl

Fri 2/10

06:35-07:15

2 stops20h 40m

London Heathrow

Wed 7/10

09:30-10:30

2 stops29h 00m

£601

MonctonLondon

YQM - LHR

YQMLHR

Moncton Intl

Mon 21/9

06:35-07:15

2 stops20h 40m

London Heathrow

Tue 10/11

13:35-10:42

2 stops49h 07m

£601

MonctonLondon

YQM - LHR

YQMLHR

Moncton Intl

Thu 15/10

06:35-05:55

2 stops19h 20m

London Heathrow

Thu 29/10

15:10-22:34

2 stops34h 24m

£602

MonctonLondon

YQM - LHR

YQMLHR

Moncton Intl

Sun 20/9

06:35-06:45

2 stops20h 10m

London Heathrow

Thu 24/9

08:00-21:38

2 stops17h 38m

£602

MonctonLondon

YQM - LHR

YQMLHR

Moncton Intl

Mon 21/9

06:35-06:45

2 stops20h 10m

London Heathrow

Tue 10/11

13:00-22:34

1 stop13h 34m

£677

MonctonLondon

YQM - LHR

YQMLHR

Moncton Intl

Mon 28/9

07:10-06:30

1 stop19h 20m

London Heathrow

Thu 1/10

08:45-21:38

2 stops16h 53m

£682

MonctonLondon

YQM - LHR

YQMLHR

Moncton Intl

Mon 24/8

07:10-06:30

1 stop19h 20m

London Heathrow

Mon 7/9

16:40-21:38

2 stops32h 58m

£684
Fastest return journey

MonctonLondon

YQM - LHR

YQMLHR

Moncton Intl

Sun 20/9

11:10-06:30

1 stop15h 20m

London Heathrow

Thu 24/9

08:45-21:38

2 stops16h 53m

£685
Cheapest one-way

MonctonLondon

YQM - LHR

YQMLHR

Moncton Intl

Fri 17/7

13:00-19:25

2 stops26h 25m

£357

Flights are sorted by cheapest return flights first.

Deals found on 2/7

Showing 1-10 of 13 resultsSorted by cheapest first
1
2

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.

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 18h 50m. United Airlines provides one of the quickest options available for as low as £600. 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.

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
Hounslow
Milton Keynes
Luton
Wembley
Gatwick
Croydon
Slough
Ilford
Hayes
Brentford
Colchester
Northampton
Watford
Kingston upon Thames
Swindon
Eastbourne
Poole
Southall
Aylesbury
Romford

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.
Fredericton to Heathrow flights
Moncton to London City 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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