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$ 739 Cheap Flights from Saint John to London in 2026/27

Find the cheapest flights from Saint John to London

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

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

16h 05m1 stop Montreal Pierre Elliott Trudeau Intl

6:00 a.m. - 11:58 p.m.LHR London Heathrow-YSJ Saint John

21h 58m2 stops Zurich Toronto Pearson Intl

C$ 1,130Air Canada

Thu, 3 Dec - Thu, 10 Dec

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

16h 05m1 stop Montreal Pierre Elliott Trudeau Intl

6:00 a.m. - 11:54 p.m.LHR London Heathrow-YSJ Saint John

21h 54m2 stops Zurich Toronto Pearson Intl

C$ 1,134Air Canada

Mon, 18 Jan - Fri, 22 Jan

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

6:00 a.m. - 11:58 p.m.LHR London Heathrow-YSJ Saint John

21h 58m2 stops Zurich Toronto Pearson Intl

C$ 1,141Air Canada

Thu, 3 Dec - Thu, 10 Dec

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

16h 05m1 stop Montreal Pierre Elliott Trudeau Intl

6:00 a.m. - 11:54 p.m.LHR London Heathrow-YSJ Saint John

21h 54m2 stops Zurich Toronto Pearson Intl

C$ 1,141Air Canada

Mon, 18 Jan - Fri, 22 Jan

5:15 a.m. - 11:20 a.m.YSJ Saint John-LHR London Heathrow

26h 05m1 stop Toronto Pearson Intl

6:00 a.m. - 11:54 p.m.LHR London Heathrow-YSJ Saint John

21h 54m2 stops Zurich Toronto Pearson Intl

C$ 1,144Air Canada

Mon, 18 Jan - Fri, 22 Jan

11:05 a.m. - 11:20 a.m.YSJ Saint John-LHR London Heathrow

20h 15m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl

9:00 a.m. - 11:54 p.m.LHR London Heathrow-YSJ Saint John

18h 54m2 stops Zurich Toronto Pearson Intl

C$ 1,145Air 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

6:00 a.m. - 11:38 p.m.LHR London Heathrow-YSJ Saint John

21h 38m2 stops Zurich Toronto Pearson Intl

C$ 1,145Air Canada

Sun, 15 Nov - Sun, 22 Nov

5:15 a.m. - 11:20 a.m.YSJ Saint John-LHR London Heathrow

26h 05m1 stop Toronto Pearson Intl

6:00 a.m. - 11:54 p.m.LHR London Heathrow-YSJ Saint John

21h 54m2 stops Zurich Toronto Pearson Intl

C$ 1,145Air 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

6:00 a.m. - 11:54 p.m.LHR London Heathrow-YSJ Saint John

21h 54m2 stops Zurich Toronto Pearson Intl

C$ 1,151Multiple Airlines

Thu, 21 Jan - Sun, 31 Jan

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

16h 05m1 stop Montreal Pierre Elliott Trudeau Intl

6:00 a.m. - 11:54 p.m.LHR London Heathrow-YSJ Saint John

21h 54m2 stops Zurich Toronto Pearson Intl

C$ 1,151Air Canada

Thu, 21 Jan - Sun, 31 Jan

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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

3 Dec

YSJ11:05 a.m.Saint John

16h 05m

1 stop

LHR7:10 a.m.London Heathrow

10 Dec

LHR6:00 a.m.London Heathrow

21h 58m

2 stops

YSJ11:58 p.m.Saint John

C$ 1,130

Air Canada

18 Jan

YSJ11:05 a.m.Saint John

16h 05m

1 stop

LHR7:10 a.m.London Heathrow

22 Jan

LHR6:00 a.m.London Heathrow

21h 54m

2 stops

YSJ11:54 p.m.Saint John

C$ 1,134

Air Canada

18 Jan

YSJ11:05 a.m.Saint John

16h 05m

1 stop

LHR7:10 a.m.London Heathrow

22 Jan

LHR6:00 a.m.London Heathrow

21h 54m

2 stops

YSJ11:54 p.m.Saint John

C$ 1,141

United Airlines flights from Saint John to London

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

United Airlines

16 Jan

YSJ11:05 a.m.Saint John

14h 50m

2 stops

LHR5:55 a.m.London Heathrow

31 Jan

LHR8:00 a.m.London Heathrow

19h 54m

3 stops

YSJ11:54 p.m.Saint John

C$ 1,297

United Airlines

21 Jan

YSJ11:05 a.m.Saint John

15h 15m

2 stops

LHR6:20 a.m.London Heathrow

31 Jan

LHR8:00 a.m.London Heathrow

19h 54m

3 stops

YSJ11:54 p.m.Saint John

C$ 1,300

United Airlines

21 Jan

YSJ11:05 a.m.Saint John

14h 50m

2 stops

LHR5:55 a.m.London Heathrow

31 Jan

LHR8:00 a.m.London Heathrow

19h 54m

3 stops

YSJ11:54 p.m.Saint John

C$ 1,379

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Saint JohnLondon

YSJ Saint John - LHR London Heathrow

YSJLHR

Saint John

Thu 3/12

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

1 stop16h 05m

London Heathrow

Thu 10/12

6:00 a.m.-11:58 p.m.

2 stops21h 58m

C$ 1,130

Saint JohnLondon

YSJ Saint John - LHR London Heathrow

YSJLHR

Saint John

Mon 18/1

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

1 stop16h 05m

London Heathrow

Fri 22/1

6:00 a.m.-11:54 p.m.

2 stops21h 54m

C$ 1,134

Saint JohnLondon

YSJ Saint John - LHR London Heathrow

YSJLHR

Saint John

Thu 3/12

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

2 stops17h 25m

London Heathrow

Thu 10/12

6:00 a.m.-11:58 p.m.

2 stops21h 58m

C$ 1,141

Saint JohnLondon

YSJ Saint John - LHR London Heathrow

YSJLHR

Saint John

Mon 18/1

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

1 stop16h 05m

London Heathrow

Fri 22/1

6:00 a.m.-11:54 p.m.

2 stops21h 54m

C$ 1,141

Saint JohnLondon

YSJ Saint John - LHR London Heathrow

YSJLHR

Saint John

Mon 18/1

5:15 a.m.-11:20 a.m.

1 stop26h 05m

London Heathrow

Fri 22/1

6:00 a.m.-11:54 p.m.

2 stops21h 54m

C$ 1,144

Saint JohnLondon

YSJ Saint John - LHR London Heathrow

YSJLHR

Saint John

Mon 18/1

11:05 a.m.-11:20 a.m.

2 stops20h 15m

London Heathrow

Fri 22/1

9:00 a.m.-11:54 p.m.

2 stops18h 54m

C$ 1,145

Quickest round-trip

Saint JohnLondon

YSJ Saint John - LHR London Heathrow

YSJLHR

Saint John

Sun 15/11

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

1 stop16h 05m

London Heathrow

Sun 22/11

6:00 a.m.-11:38 p.m.

2 stops21h 38m

C$ 1,145

Saint JohnLondon

YSJ Saint John - LHR London Heathrow

YSJLHR

Saint John

Mon 18/1

5:15 a.m.-11:20 a.m.

1 stop26h 05m

London Heathrow

Fri 22/1

6:00 a.m.-11:54 p.m.

2 stops21h 54m

C$ 1,145

Saint JohnLondon

YSJ Saint John - LHR London Heathrow

YSJLHR

Saint John

Thu 21/1

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

1 stop16h 05m

London Heathrow

Sun 31/1

6:00 a.m.-11:54 p.m.

2 stops21h 54m

C$ 1,151

Saint JohnLondon

YSJ Saint John - LHR London Heathrow

YSJLHR

Saint John

Thu 21/1

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

1 stop16h 05m

London Heathrow

Sun 31/1

6:00 a.m.-11:54 p.m.

2 stops21h 54m

C$ 1,151

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$ 739
Fastest flight time	16h 05m
Direct flights	None

The best one-way flight to London from Saint John in the past 72 hours is C$ 739. The best round-trip flight deal from Saint John to London found on momondo in the last 72 hours is C$ 1,130.

The fastest flight from Saint John to London takes 16h 05m

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 16h 05m.
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.
What is the most popular airline from Saint John to London?
Based on momondo bookings for flights between Saint John and London, the leading airline is Air Canada, making up 100% of the total bookings.

Hounslow

Milton Keynes

Gatwick

Wembley

Crawley

Staines-upon-Thames

Slough

Banbury

Ramsgate

Cobham

Wokingham

Watford

Feltham

Dartford

Eastbourne

Ipswich

Waterlooville

Ilford

Croydon

Basingstoke

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$ 739

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 16/11. 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

United Airlines flights from Saint John to London

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?

When to book flights from Saint John to London

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

Cabin classes currently available on flights to London

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

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