When did momondo last update prices for flights from Saint John Airport to London?

Prices for flights from Saint John Airport to London were last updated today.

How old do you have to be to fly from Saint John Airport to London?

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 Saint John Airport to London.

What documentation or ID do you need to fly to London?

The travel and health documents required for your trip to London can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

C$ 952 Cheap Flights from Saint John to London in 2026/27

Find the cheapest flights from Saint John to London

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

11:05 a.m. - 6:30 a.m.YSJ Saint John-LHR London Heathrow

15h 25m1 stop Montreal Pierre Elliott Trudeau Intl

8:45 a.m. - 3:50 p.m.LHR London Heathrow-YSJ Saint John

35h 05m2 stops Zurich Montreal Pierre Elliott Trudeau Intl

C$ 1,117Multiple Airlines

Tue, 20 Apr - Tue, 15 Jun

11:05 a.m. - 7:25 a.m.YSJ Saint John-LHR London Heathrow

40h 20m2 stops Montreal Pierre Elliott Trudeau Intl Halifax Intl

6:00 a.m. - 3:50 p.m.LHR London Heathrow-YSJ Saint John

37h 50m2 stops Zurich Montreal Pierre Elliott Trudeau Intl

C$ 1,122Air Canada

Tue, 20 Apr - Tue, 15 Jun

11:05 a.m. - 7:10 a.m.YSJ Saint John-LHR London Heathrow

16h 05m1 stop Montreal Pierre Elliott Trudeau Intl

9:00 a.m. - 10:19 a.m.LHR London Heathrow-YSJ Saint John

29h 19m2 stops Zurich Montreal Pierre Elliott Trudeau Intl

C$ 1,141Air Canada

Tue, 17 Nov - Tue, 24 Nov

11:05 a.m. - 10:00 a.m.YSJ Saint John-LHR London Heathrow

18h 55m1 stop Montreal Pierre Elliott Trudeau Intl

8:30 a.m. - 12:17 a.m.LHR London Heathrow-YSJ Saint John

19h 47m1 stop Toronto Pearson Intl

C$ 1,148Multiple Airlines

Tue, 20 Apr - Tue, 15 Jun

5:35 p.m. - 8:30 a.m.YSJ Saint John-LHR London Heathrow

10h 55m1 stop Toronto Pearson Intl

6:00 a.m. - 10:25 a.m.LHR London Heathrow-YSJ Saint John

32h 25m2 stops Zurich Montreal Pierre Elliott Trudeau Intl

C$ 1,150Air Canada

Wed, 2 Dec - Thu, 10 Dec

5:20 a.m. - 7:10 a.m.YSJ Saint John-LHR London Heathrow

21h 50m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl

9:00 a.m. - 10:19 a.m.LHR London Heathrow-YSJ Saint John

29h 19m2 stops Zurich Montreal Pierre Elliott Trudeau Intl

C$ 1,153Air Canada

Tue, 17 Nov - Tue, 24 Nov

11:05 a.m. - 8:30 a.m.YSJ Saint John-LHR London Heathrow

17h 25m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl

9:00 a.m. - 10:25 a.m.LHR London Heathrow-YSJ Saint John

29h 25m2 stops Zurich Montreal Pierre Elliott Trudeau Intl

C$ 1,154Air Canada

Mon, 30 Nov - Mon, 7 Dec

5:35 p.m. - 8:30 a.m.YSJ Saint John-LHR London Heathrow

10h 55m1 stop Toronto Pearson Intl

1:00 p.m. - 10:25 a.m.LHR London Heathrow-YSJ Saint John

25h 25m1 stop Montreal Pierre Elliott Trudeau Intl

C$ 1,167Multiple Airlines

Mon, 30 Nov - Mon, 7 Dec

11:05 a.m. - 9:00 p.m.YSJ Saint John-LHR London Heathrow

29h 55m2 stops Montreal Pierre Elliott Trudeau Intl Halifax Intl

6:50 a.m. - 10:25 a.m.LHR London Heathrow-YSJ Saint John

31h 35m2 stops Brussels Bruxelles-National Montreal Pierre Elliott Trudeau Intl

C$ 1,170Air Canada

Mon, 18 Jan - Fri, 22 Jan

11:05 a.m. - 7:10 a.m.YSJ Saint John-LHR London Heathrow

16h 05m1 stop Montreal Pierre Elliott Trudeau Intl

1:00 p.m. - 10:25 a.m.LHR London Heathrow-YSJ Saint John

25h 25m1 stop Montreal Pierre Elliott Trudeau Intl

C$ 1,171Air Canada

Tue, 1 Dec - Tue, 8 Dec

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Air Canada flights from Saint John to London

Our best Air Canada deals on Saint John to London flight tickets

Air Canada

20 Apr

YSJ11:05 a.m.Saint John

40h 20m

2 stops

LHR7:25 a.m.London Heathrow

15 Jun

LHR6:00 a.m.London Heathrow

37h 50m

2 stops

YSJ3:50 p.m.Saint John

C$ 1,122

Air Canada

17 Nov

YSJ11:05 a.m.Saint John

16h 05m

1 stop

LHR7:10 a.m.London Heathrow

24 Nov

LHR9:00 a.m.London Heathrow

29h 19m

2 stops

YSJ10:19 a.m.Saint John

C$ 1,141

Air Canada

2 Dec

YSJ5:35 p.m.Saint John

10h 55m

1 stop

LHR8:30 a.m.London Heathrow

10 Dec

LHR6:00 a.m.London Heathrow

32h 25m

2 stops

YSJ10:25 a.m.Saint John

C$ 1,150

United Airlines flights from Saint John to London

Our best United Airlines deals on Saint John to London flight tickets

United Airlines

9 Dec

YSJ11:05 a.m.Saint John

15h 15m

2 stops

LHR6:20 a.m.London Heathrow

15 Dec

LHR4:20 p.m.London Heathrow

46h 05m

2 stops

YSJ10:25 a.m.Saint John

C$ 1,245

United Airlines

8 Dec

YSJ11:05 a.m.Saint John

15h 15m

2 stops

LHR6:20 a.m.London Heathrow

15 Dec

LHR12:05 p.m.London Heathrow

15h 53m

2 stops

YSJ11:58 p.m.Saint John

C$ 1,252

United Airlines

1 Dec

YSJ11:05 a.m.Saint John

15h 35m

2 stops

LHR6:40 a.m.London Heathrow

8 Dec

LHR12:05 p.m.London Heathrow

26h 20m

2 stops

YSJ10:25 a.m.Saint John

C$ 1,321

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Saint JohnLondon

YSJ Saint John - LHR London Heathrow

YSJLHR

Saint John

Tue 20/4

11:05 a.m.-6:30 a.m.

1 stop15h 25m

London Heathrow

Tue 15/6

8:45 a.m.-3:50 p.m.

2 stops35h 05m

C$ 1,117

Saint JohnLondon

YSJ Saint John - LHR London Heathrow

YSJLHR

Saint John

Tue 20/4

11:05 a.m.-7:25 a.m.

2 stops40h 20m

London Heathrow

Tue 15/6

6:00 a.m.-3:50 p.m.

2 stops37h 50m

C$ 1,122

Saint JohnLondon

YSJ Saint John - LHR London Heathrow

YSJLHR

Saint John

Tue 17/11

11:05 a.m.-7:10 a.m.

1 stop16h 05m

London Heathrow

Tue 24/11

9:00 a.m.-10:19 a.m.

2 stops29h 19m

C$ 1,141

Saint JohnLondon

YSJ Saint John - LHR London Heathrow

YSJLHR

Saint John

Tue 20/4

11:05 a.m.-10:00 a.m.

1 stop18h 55m

London Heathrow

Tue 15/6

8:30 a.m.-12:17 a.m.

1 stop19h 47m

C$ 1,148

Saint JohnLondon

YSJ Saint John - LHR London Heathrow

YSJLHR

Saint John

Wed 2/12

5:35 p.m.-8:30 a.m.

1 stop10h 55m

London Heathrow

Thu 10/12

6:00 a.m.-10:25 a.m.

2 stops32h 25m

C$ 1,150

Saint JohnLondon

YSJ Saint John - LHR London Heathrow

YSJLHR

Saint John

Tue 17/11

5:20 a.m.-7:10 a.m.

2 stops21h 50m

London Heathrow

Tue 24/11

9:00 a.m.-10:19 a.m.

2 stops29h 19m

C$ 1,153

Saint JohnLondon

YSJ Saint John - LHR London Heathrow

YSJLHR

Saint John

Mon 30/11

11:05 a.m.-8:30 a.m.

2 stops17h 25m

London Heathrow

Mon 7/12

9:00 a.m.-10:25 a.m.

2 stops29h 25m

C$ 1,154

Quickest round-trip

Saint JohnLondon

YSJ Saint John - LHR London Heathrow

YSJLHR

Saint John

Mon 30/11

5:35 p.m.-8:30 a.m.

1 stop10h 55m

London Heathrow

Mon 7/12

1:00 p.m.-10:25 a.m.

1 stop25h 25m

C$ 1,167

Saint JohnLondon

YSJ Saint John - LHR London Heathrow

YSJLHR

Saint John

Mon 18/1

11:05 a.m.-9:00 p.m.

2 stops29h 55m

London Heathrow

Fri 22/1

6:50 a.m.-10:25 a.m.

2 stops31h 35m

C$ 1,170

Saint JohnLondon

YSJ Saint John - LHR London Heathrow

YSJLHR

Saint John

Tue 1/12

11:05 a.m.-7:10 a.m.

1 stop16h 05m

London Heathrow

Tue 8/12

1:00 p.m.-10:25 a.m.

1 stop25h 25m

C$ 1,171

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Saint John to London

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 Saint John to London?

Air Canada is the most popular carrier operating from Saint John to London

When to book flights from Saint John to London

Are you open to changing your travel dates? Check out the ideal times to fly from Saint John to London according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Saint John to London (YSJ to LON) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Saint John to London

Best price found	C$ 952
Fastest flight time	10h 55m
Direct flights	None

The best one-way flight to London from Saint John in the past 72 hours is C$ 952. The best round-trip flight deal from Saint John to London found on momondo in the last 72 hours is C$ 1,117.

The fastest flight from Saint John to London takes 10h 55m

There are no direct flights from Saint John to London. There are no popular flight routes from Saint John to London.

Search flight deals

Frequently asked questions about flying from Saint John to London

How far is Saint John to London by plane?
There are 4747.7 km between Saint John and London. By plane, this route typically takes 10h 55m.
When did momondo last update prices for flights from Saint John Airport to London?
Prices for flights from Saint John Airport to London were last updated today.
How old do you have to be to fly from Saint John Airport to London?
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 Saint John Airport to London.
What documentation or ID do you need to fly to London?
The travel and health documents required for your trip to London can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Hounslow

Milton Keynes

Gatwick

Wembley

Crawley

Staines-upon-Thames

Eastbourne

Slough

Wokingham

Banbury

Ramsgate

Cobham

Watford

Feltham

Waterlooville

Dartford

Ipswich

Woking

Basingstoke

Ilford

Why use momondo?

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

It is quick and easy to find Saint John to London flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to London that suits you.

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

Yes. All flights to London from Saint John on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Saint John to London?

Once you have performed a search for Saint John to London flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Of course. momondo tracks the price of Saint John to London flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Cheap flights from Saint John to London from C$ 952

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Saint John to London departing on 13/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Air Canada flights from Saint John to London

Our best Air Canada deals on Saint John to London flight tickets

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Our best United Airlines deals on Saint John to London flight tickets

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How to get the cheapest flight ticket from Saint John to London

What is the cheapest airline that flies from Saint John to London?

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Cheap Saint John to London (YSJ to LON) flight deals and tips

Best price found

Fastest flight time

Direct flights

Frequently asked questions about flying from Saint John to London

Travelling to a place near London?

Why use momondo?

An easier way to manage your London trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United Kingdom

Fly into one of these airports located in London

Airports listed have a maximum distance of 57.3 km from London

Fly your favourite airline to London

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

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List of cabin classes available on flights landing in London. Availability may vary depending on flight origin and airline.

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