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Cheap flights from Moncton to London from C$ 614

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Moncton to London departing on 27/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Moncton to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
6:35 a.m. - 6:55 a.m.YQM  Moncton Intl-LHR London Heathrow
20h 20m2 stops Montreal Pierre Elliott Trudeau Intl Washington, D.C. Dulles Intl
United Airlines Logo
3:20 p.m. - 10:30 a.m.LHR  London Heathrow-YQM Moncton Intl
23h 10m2 stops Newark Montreal Pierre Elliott Trudeau Intl
C$ 1,133United Airlines
Sun, 20 Sep - Sat, 26 Sep
United Airlines Logo
6:35 a.m. - 6:45 a.m.YQM  Moncton Intl-LHR London Heathrow
20h 10m2 stops Montreal Pierre Elliott Trudeau Intl Chicago O'Hare Intl
United Airlines Logo
4:00 p.m. - 9:38 p.m.LHR  London Heathrow-YQM Moncton Intl
33h 38m2 stops Newark Montreal Pierre Elliott Trudeau Intl
C$ 1,133United Airlines
Sun, 27 Sep - Sun, 4 Oct
United Airlines Logo
6:35 a.m. - 5:55 a.m.YQM  Moncton Intl-LHR London Heathrow
19h 20m2 stops Montreal Pierre Elliott Trudeau Intl Newark
United Airlines Logo
8:00 a.m. - 10:36 a.m.LHR  London Heathrow-YQM Moncton Intl
30h 36m2 stops Chicago O'Hare Intl Montreal Pierre Elliott Trudeau Intl
C$ 1,133United Airlines
Wed, 9 Sep - Sun, 13 Sep
United Airlines Logo
6:35 a.m. - 9:20 a.m.YQM  Moncton Intl-LHR London Heathrow
22h 45m2 stops Montreal Pierre Elliott Trudeau Intl Newark
United Airlines Logo
7:45 a.m. - 9:38 p.m.LHR  London Heathrow-YQM Moncton Intl
17h 53m2 stops Newark Montreal Pierre Elliott Trudeau Intl
C$ 1,133United Airlines
Sat, 19 Sep - Fri, 25 Sep
United Airlines Logo
6:35 a.m. - 6:55 a.m.YQM  Moncton Intl-LHR London Heathrow
20h 20m2 stops Montreal Pierre Elliott Trudeau Intl Washington, D.C. Dulles Intl
United Airlines Logo
12:00 p.m. - 10:30 a.m.LHR  London Heathrow-YQM Moncton Intl
26h 30m2 stops Newark Montreal Pierre Elliott Trudeau Intl
C$ 1,133United Airlines
Sat, 10 Oct - Wed, 14 Oct
United Airlines Logo
6:35 a.m. - 6:45 a.m.YQM  Moncton Intl-LHR London Heathrow
20h 10m2 stops Montreal Pierre Elliott Trudeau Intl Chicago O'Hare Intl
United Airlines Logo
12:15 p.m. - 10:30 a.m.LHR  London Heathrow-YQM Moncton Intl
26h 15m2 stops Washington, D.C. Dulles Intl Montreal Pierre Elliott Trudeau Intl
C$ 1,133United Airlines
Sun, 13 Sep - Tue, 22 Sep
United Airlines Logo
6:35 a.m. - 5:55 a.m.YQM  Moncton Intl-LHR London Heathrow
19h 20m2 stops Montreal Pierre Elliott Trudeau Intl Newark
United Airlines Logo
8:00 a.m. - 12:03 a.m.LHR  London Heathrow-YQM Moncton Intl
20h 03m2 stops Chicago O'Hare Intl Toronto Pearson Intl
C$ 1,139United Airlines
Wed, 9 Sep - Sun, 13 Sep
Air Canada Logo
12:20 p.m. - 6:35 a.m.YQM  Moncton Intl-LHR London Heathrow
14h 15m1 stop Toronto Pearson Intl
Air Canada Logo
2:05 p.m. - 9:38 p.m.LHR  London Heathrow-YQM Moncton Intl
11h 33m1 stop Montreal Pierre Elliott Trudeau Intl
C$ 1,272Air Canada
Sat, 19 Sep - Fri, 25 Sep
Air Canada Logo
6:35 a.m. - 6:30 a.m.YQM  Moncton Intl-LHR London Heathrow
19h 55m1 stop Montreal Pierre Elliott Trudeau Intl
Air Canada Logo
9:30 a.m. - 9:38 p.m.LHR  London Heathrow-YQM Moncton Intl
16h 08m1 stop Montreal Pierre Elliott Trudeau Intl
C$ 1,275Air Canada
Sun, 20 Sep - Sat, 26 Sep
Air Canada Logo
5:25 a.m. - 6:35 a.m.YQM  Moncton Intl-LHR London Heathrow
21h 10m1 stop Toronto Pearson Intl
Air Canada Logo
9:30 a.m. - 9:38 p.m.LHR  London Heathrow-YQM Moncton Intl
16h 08m1 stop Montreal Pierre Elliott Trudeau Intl
C$ 1,282Air Canada
Sun, 20 Sep - Sat, 26 Sep

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Lufthansa flights from Moncton to London Heathrow Airport

Our best Lufthansa deals on Moncton to London Heathrow Airport flight tickets
Lufthansa
13 Sep
YQM11:15 a.m.Moncton Intl
15h 15m
1 stop
LHR6:30 a.m.London Heathrow
22 Sep
LHR12:00 p.m.London Heathrow
16h 03m
2 stops
YQM12:03 a.m.Moncton Intl
C$ 1,295
Lufthansa
26 Aug
YQM11:05 a.m.Moncton Intl
15h 25m
1 stop
LHR6:30 a.m.London Heathrow
6 Sep
LHR7:45 a.m.London Heathrow
30h 45m
2 stops
YQM10:30 a.m.Moncton Intl
C$ 1,356
Lufthansa
26 Aug
YQM7:10 a.m.Moncton Intl
21h 25m
1 stop
LHR8:35 a.m.London Heathrow
6 Sep
LHR9:30 a.m.London Heathrow
18h 38m
2 stops
YQM12:08 a.m.Moncton Intl
C$ 1,365

Air Canada flights from Moncton to London Heathrow Airport

Our best Air Canada deals on Moncton to London Heathrow Airport flight tickets
Air Canada
19 Sep
YQM12:20 p.m.Moncton Intl
14h 15m
1 stop
LHR6:35 a.m.London Heathrow
25 Sep
LHR2:05 p.m.London Heathrow
11h 33m
1 stop
YQM9:38 p.m.Moncton Intl
C$ 1,272
Air Canada
20 Sep
YQM6:35 a.m.Moncton Intl
19h 55m
1 stop
LHR6:30 a.m.London Heathrow
26 Sep
LHR9:30 a.m.London Heathrow
16h 08m
1 stop
YQM9:38 p.m.Moncton Intl
C$ 1,275
Air Canada
9 Sep
YQM7:10 a.m.Moncton Intl
21h 25m
1 stop
LHR8:35 a.m.London Heathrow
13 Sep
LHR8:45 a.m.London Heathrow
16h 53m
2 stops
YQM9:38 p.m.Moncton Intl
C$ 1,288

momondo Fare Finder

 
Customize your flight search to find flights from Moncton to London Heathrow Airport 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, momondo users made 96,600 searches. Data last updated 15 August 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 Moncton Intl - LHR London Heathrow

YQMLHR

Moncton Intl

Sun 20/9

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

2 stops20h 20m

London Heathrow

Sat 26/9

3:20 p.m.-10:30 a.m.

2 stops23h 10m

C$ 1,133

MonctonLondon

YQM Moncton Intl - LHR London Heathrow

YQMLHR

Moncton Intl

Sun 27/9

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

2 stops20h 10m

London Heathrow

Sun 4/10

4:00 p.m.-9:38 p.m.

2 stops33h 38m

C$ 1,133

MonctonLondon

YQM Moncton Intl - LHR London Heathrow

YQMLHR

Moncton Intl

Wed 9/9

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

2 stops19h 20m

London Heathrow

Sun 13/9

8:00 a.m.-10:36 a.m.

2 stops30h 36m

C$ 1,133

MonctonLondon

YQM Moncton Intl - LHR London Heathrow

YQMLHR

Moncton Intl

Sat 19/9

6:35 a.m.-9:20 a.m.

2 stops22h 45m

London Heathrow

Fri 25/9

7:45 a.m.-9:38 p.m.

2 stops17h 53m

C$ 1,133

MonctonLondon

YQM Moncton Intl - LHR London Heathrow

YQMLHR

Moncton Intl

Sat 10/10

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

2 stops20h 20m

London Heathrow

Wed 14/10

12:00 p.m.-10:30 a.m.

2 stops26h 30m

C$ 1,133

MonctonLondon

YQM Moncton Intl - LHR London Heathrow

YQMLHR

Moncton Intl

Sun 13/9

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

2 stops20h 10m

London Heathrow

Tue 22/9

12:15 p.m.-10:30 a.m.

2 stops26h 15m

C$ 1,133

MonctonLondon

YQM Moncton Intl - LHR London Heathrow

YQMLHR

Moncton Intl

Wed 9/9

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

2 stops19h 20m

London Heathrow

Sun 13/9

8:00 a.m.-12:03 a.m.

2 stops20h 03m

C$ 1,139
Quickest round-trip

MonctonLondon

YQM Moncton Intl - LHR London Heathrow

YQMLHR

Moncton Intl

Sat 19/9

12:20 p.m.-6:35 a.m.

1 stop14h 15m

London Heathrow

Fri 25/9

2:05 p.m.-9:38 p.m.

1 stop11h 33m

C$ 1,272

MonctonLondon

YQM Moncton Intl - LHR London Heathrow

YQMLHR

Moncton Intl

Sun 20/9

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

1 stop19h 55m

London Heathrow

Sat 26/9

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

1 stop16h 08m

C$ 1,275

MonctonLondon

YQM Moncton Intl - LHR London Heathrow

YQMLHR

Moncton Intl

Sun 20/9

5:25 a.m.-6:35 a.m.

1 stop21h 10m

London Heathrow

Sat 26/9

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

1 stop16h 08m

C$ 1,282

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to London from

How to get the cheapest flight ticket from Moncton to London Heathrow Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Moncton Intl to London Heathrow?

WestJet is the most popular carrier operating from Moncton Intl to London Heathrow

When to book flights from Moncton to London Heathrow Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Moncton to London Heathrow Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Moncton to London Heathrow Airport (YQM to LHR) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Moncton to London Heathrow Airport

Fastest flight time

16h 35m

Direct flights

None
The fastest flight from Moncton to London Heathrow Airport takes 16h 35m
There are no direct flights from Moncton to London Heathrow Airport. There are no popular flight routes from Moncton to London Heathrow Airport.
Search flight deals

Frequently asked questions about flying from Moncton to London Heathrow Airport

  • How far is Moncton Intl to London Heathrow by plane?

    A flight from Moncton Intl to London Heathrow will travel around 4594.7 km. 16h 35m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Moncton Intl Airport to London Heathrow Airport?

    Prices for flights from Moncton Intl Airport to London Heathrow Airport were last updated today.

  • How many operators does momondo search for flights from Moncton Intl Airport to London Heathrow Airport?

  • How old do you have to be to fly from Moncton Intl Airport to London Heathrow Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Moncton Intl Airport to London Heathrow Airport.

  • What documentation or ID do you need to fly to London Heathrow Airport?

    The necessary travel and health documents for your London Heathrow Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Moncton to London Heathrow Airport?

Best airlines flying from Moncton to London Heathrow Airport

Compare and see reviews for airlines that fly from Moncton to London Heathrow Airport with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom C$ 1,000Free CancellationRating
7.1
11,477 reviews
Search Air Canada flights

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Hounslow
Stratford-upon-Avon
Milton Keynes
Gatwick
Northampton
Wembley
Staines-upon-Thames
Slough
Poole
Banbury
Ramsgate
Kenilworth
Swindon
Watford
Wokingham
Dartford
Salisbury
Feltham
Hayes
Crawley

Why use momondo?

Why should I use momondo to find a flight deal from Moncton to London?

Finding the right flight to London from Moncton is quick and easy when you have a range of options in front of you, from reputable agents and recognizable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to London quick and easy, saving you time and money.

Can I find flights from Moncton to London with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Moncton to London flights to just show those with flexible booking policies.

How can momondo help me find flights from Moncton to London?

Once all potential Moncton to London flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Moncton to London right now. Can momondo alert me if prices change?

If you are simply researching potential flights to London, momondo offers a useful price alert feature which will track prices for flights to London from Moncton and alert you when they change.

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