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Cheap flights from Moncton to London Heathrow Airport from C$ 804

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 14/5. Fares are subject to change and may not be available on all flights or dates of travel.
YQM — LHR
3 May — 10 May1
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 April 2026.

Wed 3/67:10 a.m.
YQM
-
LHR
1 stop21h 25m
Air Canada
Sun 7/66:50 a.m.
LHR
-
YQM
2 stops31h 40m
Air Canada
Deal found 31/3C$ 1,039
Mon 21/97:10 a.m.
YQM
-
LHR
1 stop19h 20m
Air Canada
Mon 5/109:30 a.m.
LHR
-
YQM
1 stop13h 08m
Air Canada
Deal found 2/4C$ 1,048

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 April 2026.

Round-trip from

C$ 1,039

One-way from

C$ 804

Popular in

December

Cheapest in

November

Average price

C$ 1,120
Air Canada
  • Air Canada
  • 3/6-7/6
  • 3 total stops
  • 53h 05m total
  • Moncton to London
Search Deals
14/5
  • 14/5
  • 3 total stops
  • 24h 05m total
  • Moncton to London
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (C$ 236 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (C$ 91 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customize 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 629,999 searches. Data last updated 3 April 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 round-trip

MonctonLondon

YQM - LHR

YQMLHR

Moncton Intl

Wed 3/6

7:10 a.m.-8:35 a.m.

1 stop21h 25m

London Heathrow

Sun 7/6

6:50 a.m.-10:30 a.m.

2 stops31h 40m

C$ 1,041

MonctonLondon

YQM - LHR

YQMLHR

Moncton Intl

Sat 23/5

6:30 a.m.-9:20 a.m.

2 stops22h 50m

London Heathrow

Sat 6/6

4:40 p.m.-10:30 a.m.

2 stops21h 50m

C$ 1,130

MonctonLondon

YQM - LHR

YQMLHR

Moncton Intl

Tue 28/4

6:30 a.m.-5:55 a.m.

2 stops19h 25m

London Heathrow

Tue 5/5

10:25 a.m.-10:30 a.m.

2 stops28h 05m

C$ 1,131

MonctonLondon

YQM - LHR

YQMLHR

Moncton Intl

Wed 3/6

6:30 a.m.-5:55 a.m.

2 stops19h 25m

London Heathrow

Sun 7/6

9:30 a.m.-10:30 a.m.

2 stops29h 00m

C$ 1,131

MonctonLondon

YQM - LHR

YQMLHR

Moncton Intl

Mon 4/5

6:30 a.m.-6:55 a.m.

2 stops20h 25m

London Heathrow

Mon 11/5

4:40 p.m.-10:30 a.m.

2 stops21h 50m

C$ 1,132
Quickest round-trip

MonctonLondon

YQM - LHR

YQMLHR

Moncton Intl

Wed 6/5

6:30 a.m.-5:55 a.m.

2 stops19h 25m

London Heathrow

Wed 13/5

4:40 p.m.-10:30 a.m.

2 stops21h 50m

C$ 1,132
Cheapest one-way

MonctonLondon

YQM - LHR

YQMLHR

Moncton Intl

Wed 15/4

5:50 a.m.-6:30 a.m.

3 stops20h 40m

C$ 920

MonctonLondon

YQM - LHR

YQMLHR

Moncton Intl

Thu 14/5

6:15 p.m.-3:00 p.m.

2 stops16h 45m

C$ 934
Quickest one-way

MonctonLondon

YQM - LHR

YQMLHR

Moncton Intl

Wed 15/4

11:35 a.m.-6:30 a.m.

1 stop14h 55m

C$ 1,113

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/4

Sorted by cheapest first

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 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 Moncton to London Heathrow Airport

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

Currently, May is the cheapest month in which you can book a flight from Moncton to London Heathrow Airport (average of C$ 886). Flying from Moncton to London Heathrow Airport in January is currently the most expensive (average of C$ 1,352). 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 to fly round-trip from Moncton to London Heathrow Airport?

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. 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 Heathrow. Reviews last updated 3 April 2026.
Read through reviews of airlines operating flights from Moncton to London Heathrow Airport, such as Air Canada. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Air Canada
7.1
Good
10,886 reviews
Check prices

Overall

7.1

Food

6.3

Boarding

7.3

Comfort

7.1

Crew

7.8

Entertainment

6.8

Reviews

1 / 20
6.0
Good

Paula,Mar 2026

YVR - PSP

Everything was OK, but we waited on the tarmac for an hour and 20 minutes after landing because there was no available gate. This is a daily occurrence at the Palm Springs airport, and happens with Air Canada and WestJet constantly.
Air Canada
7.1
Good
10,886 reviews
Air Canada
7.1
Good
10,886 reviews
Check prices

Overall

7.1

Food

6.3

Boarding

7.3

Comfort

7.1

Crew

7.8

Entertainment

6.8

Reviews

1 / 20
6.0
Good

Paula,Mar 2026

YVR - PSP

Everything was OK, but we waited on the tarmac for an hour and 20 minutes after landing because there was no available gate. This is a daily occurrence at the Palm Springs airport, and happens with Air Canada and WestJet constantly.

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?

    Located just 8.8 km from the city centre, Moncton Intl is the airport most travellers will use when flying to London Heathrow from Moncton. Booking flights from Moncton Intl (YQM) to London Heathrow should be relatively easy as there are 0 daily outbound flights to London Heathrow from 1 airline.

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

    Departing from Moncton to London Heathrow Airport will take you 21h 25m. The distance between Moncton and London Heathrow Airport is about 4587 km.

  • What is the cheapest airline to fly from Moncton to London Heathrow Airport round-trip?

    Currently priced at C$ 992, Air Canada will fly you from Moncton to London Heathrow Airport and back. In addition to Air Canada, many other airlines offer competitively priced options for your trip. Air Canada is currently priced 19% below the average price you’ll pay for this route.

  • 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 vacation 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, May is the cheapest month in which you can book a flight from Moncton to London Heathrow Airport (average of C$ 886). Flying from Moncton to London Heathrow Airport in January is currently the most expensive (average of C$ 1,352). 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
Gatwick
Twickenham
Bromley
Sutton
Slough
Marlow
Cobham
Leamington Spa
Watford
Luton
High Wycombe
Stratford-upon-Avon
Hounslow
Moreton-in-Marsh

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Moncton to Heathrow

Discover the top airline that operate flights from Moncton to Heathrow. 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 3 April 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 992AverageC$ 1,248FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

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

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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?

Not ready to book yet? You can track prices for flights from Moncton to Heathrow on Cheapflights with our Price Alert feature and get notified when better prices are available.

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