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Cheap flights from Moncton to London Heathrow Airport from C$ 690

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 9/8. Fares are subject to change and may not be available on all flights or dates of travel.
YQM — LHR
30 Jul — 6 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 30 June 2026.

Fri 11/96:35 a.m.
YQM
-
LHR
2 stops19h 20m
United Airlines
Sun 20/94:40 p.m.
LHR
-
YQM
2 stops32h 58m
United Airlines
Deal found 25/6C$ 1,134
Sat 12/911:10 a.m.
YQM
-
LHR
2 stops16h 05m
United Airlines
Sat 26/99:30 a.m.
LHR
-
YQM
2 stops29h 00m
United Airlines
Deal found 26/6C$ 1,136
Mon 23/1111:35 a.m.
YQM
-
LHR
2 stops18h 50m
United Airlines
Thu 26/1112:05 p.m.
LHR
-
YQM
2 stops26h 24m
United Airlines
Deal found 29/6C$ 1,137
Sun 20/96:35 a.m.
YQM
-
LHR
2 stops19h 20m
Multiple Airlines
Thu 24/99:30 a.m.
LHR
-
YQM
1 stop13h 08m
Multiple Airlines
Deal found 26/6C$ 1,265
Thu 15/106:35 a.m.
YQM
-
LHR
2 stops20h 40m
Lufthansa
Thu 29/101:00 p.m.
LHR
-
YQM
1 stop12h 34m
Lufthansa
Deal found 28/6C$ 1,282
Mon 28/97:10 a.m.
YQM
-
LHR
1 stop19h 20m
Multiple Airlines
Thu 1/108:45 a.m.
LHR
-
YQM
2 stops16h 53m
Multiple Airlines
Deal found 28/6C$ 1,291
Fri 11/911:10 a.m.
YQM
-
LHR
1 stop18h 50m
Multiple Airlines
Sun 20/96:00 a.m.
LHR
-
YQM
2 stops19h 38m
Multiple Airlines
Deal found 25/6C$ 1,292
Sat 12/911:10 a.m.
YQM
-
LHR
1 stop15h 20m
Multiple Airlines
Sat 26/99:30 a.m.
LHR
-
YQM
2 stops13h 08m
Multiple Airlines
Deal found 26/6C$ 1,293
Mon 23/117:05 a.m.
YQM
-
LHR
1 stop19h 25m
Air Canada
Thu 26/119:00 a.m.
LHR
-
YQM
2 stops18h 44m
Air Canada
Deal found 29/6C$ 1,298
Mon 17/86:35 a.m.
YQM
-
LHR
2 stops19h 55m
Multiple Airlines
Tue 1/910:25 a.m.
LHR
-
YQM
2 stops16h 19m
Multiple Airlines
Deal found 25/6C$ 1,300

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 30 June 2026.

Round-trip from

C$ 1,134

One-way from

C$ 690

Popular in

December

Cheapest in

October

Average price

C$ 1,504
United Airlines
  • United Airlines
  • 11/9-20/9
  • 4 total stops
  • 52h 18m total
  • Moncton to London
Search Deals
9/8
  • 9/8
  • 2 total stops
  • 37h 30m total
  • Moncton to London
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (C$ 159 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 56 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 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 30 June 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

Fri 11/9

6:35 a.m.-5:55 a.m.

2 stops19h 20m

London Heathrow

Sun 20/9

4:40 p.m.-9:38 p.m.

2 stops32h 58m

C$ 1,134

MonctonLondon

YQM - LHR

YQMLHR

Moncton Intl

Sat 12/9

11:10 a.m.-7:15 a.m.

2 stops16h 05m

London Heathrow

Sat 26/9

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

2 stops29h 00m

C$ 1,136

MonctonLondon

YQM - LHR

YQMLHR

Moncton Intl

Sun 20/9

6:35 a.m.-6:45 a.m.

2 stops20h 10m

London Heathrow

Thu 24/9

9:30 a.m.-9:38 p.m.

2 stops16h 08m

C$ 1,136

MonctonLondon

YQM - LHR

YQMLHR

Moncton Intl

Mon 23/11

11:35 a.m.-10:25 a.m.

2 stops18h 50m

London Heathrow

Thu 26/11

12:05 p.m.-10:29 a.m.

2 stops26h 24m

C$ 1,137

MonctonLondon

YQM - LHR

YQMLHR

Moncton Intl

Thu 15/10

6:35 a.m.-5:55 a.m.

2 stops19h 20m

London Heathrow

Thu 29/10

3:10 p.m.-10:34 p.m.

2 stops34h 24m

C$ 1,139

MonctonLondon

YQM - LHR

YQMLHR

Moncton Intl

Mon 28/9

7:10 a.m.-6:30 a.m.

1 stop19h 20m

London Heathrow

Thu 1/10

8:45 a.m.-9:38 p.m.

2 stops16h 53m

C$ 1,291

MonctonLondon

YQM - LHR

YQMLHR

Moncton Intl

Fri 11/9

11:10 a.m.-10:00 a.m.

1 stop18h 50m

London Heathrow

Sun 20/9

6:00 a.m.-9:38 p.m.

2 stops19h 38m

C$ 1,292

MonctonLondon

YQM - LHR

YQMLHR

Moncton Intl

Sun 20/9

11:10 a.m.-6:30 a.m.

1 stop15h 20m

London Heathrow

Thu 24/9

8:45 a.m.-9:38 p.m.

2 stops16h 53m

C$ 1,293
Quickest round-trip

MonctonLondon

YQM - LHR

YQMLHR

Moncton Intl

Sat 12/9

11:10 a.m.-6:30 a.m.

1 stop15h 20m

London Heathrow

Sat 26/9

9:30 a.m.-6:38 p.m.

2 stops13h 08m

C$ 1,293
Cheapest one-way

MonctonLondon

YQM - LHR

YQMLHR

Moncton Intl

Sun 9/8

5:25 a.m.-10:55 p.m.

2 stops37h 30m

C$ 690

Flights are sorted by cheapest round-trip flights first.

Deals found on 25/6

Showing 1-10 of 12 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 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’s the top layover airport for flights from Moncton to London Heathrow Airport?

Share of one-stop round-trip flights from Moncton to London Heathrow Airport chosen by Cheapflights users in the past 12 months, using the same layover each way.

Ottawa (YOW) – chosen by Cheapflights users on 50% of one-stop itineraries from Moncton to London Heathrow Airport on Cheapflights.

What’s the cheapest layover airport for flights from Moncton to London Heathrow Airport?

Average round-trip fare for 1-stop flights from Moncton to London Heathrow Airport, chosen by Cheapflights users in the past 12 months, with the same layover each way.

Toronto (YYZ) is the most affordable 1-stop option, with an average round-trip price of C$ 1,167.

What’s the fastest layover option from Moncton to London Heathrow Airport?

Shortest average travel time for 1-stop one-way flights from Moncton to London Heathrow Airport, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via Toronto (YYZ) have the shortest average one-way travel time for 1-stop routes: 14h 10m.

Which airport typically offers the quickest layover for flights from Moncton to London Heathrow Airport?

Average layover duration for 1-stop one-way flights from Moncton to London Heathrow Airport, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Toronto (YYZ) offer the fastest connection on this route, with an average layover time of 3h 47m.

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 30 June 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
11,275 reviews
Check prices

Entertainment

6.8

Overall

7.1

Boarding

7.3

Food

6.3

Comfort

7.1

Crew

7.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jun 2026

YUL - LYS

The flight was cancelled. We were rebooked the next day on Air France but had a 12 hour layover in Paris. We lost 1 1/2 days of our vacation.
Air Canada
7.1
Good
11,275 reviews
Air Canada
7.1
Good
11,275 reviews
Check prices

Entertainment

6.8

Overall

7.1

Boarding

7.3

Food

6.3

Comfort

7.1

Crew

7.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jun 2026

YUL - LYS

The flight was cancelled. We were rebooked the next day on Air France but had a 12 hour layover in Paris. We lost 1 1/2 days of our vacation.

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 19h 20m. 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$ 1,022, 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.

  • 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.

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
Romford
Twickenham
Ilford
Bromley
Sutton
Luton
Hounslow
Slough
Marlow
Cobham
Leamington Spa
Northampton
Watford
High Wycombe
Stratford-upon-Avon
Moreton-in-Marsh

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 30 June 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 1,022AverageC$ 1,310FlexibilityNo cancel feeOn-time67%
Search Air Canada 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 Moncton to Heathrow?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Heathrow from Moncton today with Cheapflights!

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Moncton to Heathrow for you. Better yet — we are completely free to use.

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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