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 many operators does momondo search for flights from Saint John Airport to London?

There is 1 operator available for flights from Saint John Airport to London as of January 2026.

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$ 701 Cheap Flights from Saint John to London in 2026

1 adult

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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.

11:55 a.m. - 10:00 a.m.

YSJ

LHR

18h 05m

1 stop

12:10 p.m. - 11:10 a.m.

LHR

YSJ

51h 00m

2 stops

C$ 998Air Canada

Tue, 14 Apr - Tue, 21 Apr

5:35 a.m. - 6:30 a.m.

YSJ

LHR

20h 55m

2 stops

8:45 a.m. - 11:52 p.m.

LHR

YSJ

19h 07m

2 stops

C$ 1,015Air Canada

Tue, 14 Apr - Tue, 21 Apr

11:55 a.m. - 10:00 a.m.

YSJ

LHR

18h 05m

1 stop

9:30 a.m. - 11:10 a.m.

LHR

YSJ

29h 40m

1 stop

C$ 1,022Air Canada

Tue, 14 Apr - Tue, 21 Apr

11:45 a.m. - 8:35 a.m.

YSJ

LHR

40h 50m

2 stops

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

LHR

YSJ

52h 05m

2 stops

C$ 1,026Air Canada

Tue, 31 Mar - Sun, 5 Apr

11:45 a.m. - 6:30 a.m.

YSJ

LHR

14h 45m

1 stop

6:00 a.m. - 11:52 p.m.

LHR

YSJ

21h 52m

2 stops

C$ 1,055Air Canada

Tue, 31 Mar - Sun, 5 Apr

11:30 a.m. - 10:00 a.m.

YSJ

LHR

18h 30m

2 stops

6:00 a.m. - 11:52 p.m.

LHR

YSJ

21h 52m

2 stops

C$ 1,066Air Canada

Tue, 31 Mar - Sun, 5 Apr

11:45 a.m. - 10:00 a.m.

YSJ

LHR

18h 15m

1 stop

2:05 p.m. - 11:10 a.m.

LHR

YSJ

25h 05m

1 stop

C$ 1,069Air Canada

Tue, 31 Mar - Sun, 5 Apr

11:45 a.m. - 10:00 a.m.

YSJ

LHR

18h 15m

1 stop

2:05 p.m. - 11:10 a.m.

LHR

YSJ

25h 05m

1 stop

C$ 1,072Air Canada

Tue, 31 Mar - Sun, 5 Apr

12:00 p.m. - 10:45 a.m.

YSJ

LGW

18h 45m

2 stops

12:40 p.m. - 3:45 p.m.

LGW

YSJ

31h 05m

2 stops

C$ 1,351Multiple Airlines

Tue, 14 Apr - Tue, 21 Apr

11:55 a.m. - 11:55 a.m.

YSJ

LHR

20h 00m

3 stops

1:05 p.m. - 3:45 p.m.

LHR

YSJ

30h 40m

3 stops

C$ 1,416Multiple Airlines

Tue, 14 Apr - Tue, 21 Apr

Air Canada flights from Saint John to London

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

Air Canada

14 Apr

YSJ11:55 a.m.Saint John

18h 05m

1 stop

LHR10:00 a.m.London Heathrow

21 Apr

LHR12:10 p.m.London Heathrow

51h 00m

2 stops

YSJ11:10 a.m.Saint John

C$ 998

Air Canada

14 Apr

YSJ5:35 a.m.Saint John

20h 55m

2 stops

LHR6:30 a.m.London Heathrow

21 Apr

LHR8:45 a.m.London Heathrow

19h 07m

2 stops

YSJ11:52 p.m.Saint John

C$ 1,015

Air Canada

14 Apr

YSJ11:55 a.m.Saint John

18h 05m

1 stop

LHR10:00 a.m.London Heathrow

21 Apr

LHR9:30 a.m.London Heathrow

29h 40m

1 stop

YSJ11:10 a.m.Saint John

C$ 1,022

Fly from

Fly to

Route

Depart

Return

Price

Saint JohnLondon

YSJ - LHR

YSJLHR

Saint John

Tue 14/4

11:55 a.m.-10:00 a.m.

1 stop18h 05m

London Heathrow

Tue 21/4

12:10 p.m.-11:10 a.m.

2 stops51h 00m

C$ 998

Saint JohnLondon

YSJ - LHR

YSJLHR

Saint John

Tue 14/4

5:35 a.m.-6:30 a.m.

2 stops20h 55m

London Heathrow

Tue 21/4

8:45 a.m.-11:52 p.m.

2 stops19h 07m

C$ 1,015

Saint JohnLondon

YSJ - LHR

YSJLHR

Saint John

Tue 14/4

11:55 a.m.-10:00 a.m.

1 stop18h 05m

London Heathrow

Tue 21/4

9:30 a.m.-11:10 a.m.

1 stop29h 40m

C$ 1,022

Saint JohnLondon

YSJ - LHR

YSJLHR

Saint John

Tue 31/3

11:45 a.m.-8:35 a.m.

2 stops40h 50m

London Heathrow

Sun 5/4

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

2 stops52h 05m

C$ 1,026

Saint JohnLondon

YSJ - LHR

YSJLHR

Saint John

Tue 31/3

11:45 a.m.-6:30 a.m.

1 stop14h 45m

London Heathrow

Sun 5/4

6:00 a.m.-11:52 p.m.

2 stops21h 52m

C$ 1,055

Saint JohnLondon

YSJ - LHR

YSJLHR

Saint John

Tue 31/3

11:30 a.m.-10:00 a.m.

2 stops18h 30m

London Heathrow

Sun 5/4

6:00 a.m.-11:52 p.m.

2 stops21h 52m

C$ 1,066

Saint JohnLondon

YSJ - LHR

YSJLHR

Saint John

Tue 31/3

11:45 a.m.-10:00 a.m.

1 stop18h 15m

London Heathrow

Sun 5/4

2:05 p.m.-11:10 a.m.

1 stop25h 05m

C$ 1,069

Saint JohnLondon

YSJ - LHR

YSJLHR

Saint John

Tue 31/3

11:45 a.m.-10:00 a.m.

1 stop18h 15m

London Heathrow

Sun 5/4

2:05 p.m.-11:10 a.m.

1 stop25h 05m

C$ 1,072

Saint JohnLondon

YSJ - LGW

YSJLGW

Saint John

Tue 14/4

12:00 p.m.-10:45 a.m.

2 stops18h 45m

London Gatwick

Tue 21/4

12:40 p.m.-3:45 p.m.

2 stops31h 05m

C$ 1,351

Saint JohnLondon

YSJ - LHR

YSJLHR

Saint John

Tue 14/4

11:55 a.m.-11:55 a.m.

3 stops20h 00m

London Heathrow

Tue 21/4

1:05 p.m.-3:45 p.m.

3 stops30h 40m

C$ 1,416

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 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

Fastest flight time	14h 45m
Direct flights	None

The fastest flight from Saint John to London takes 14h 45m

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

Search flight deals

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 14h 45m.
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 many operators does momondo search for flights from Saint John Airport to London?
There is 1 operator available for flights from Saint John Airport to London as of January 2026.
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.

Best airlines flying from Saint John to London

Compare and see reviews for airlines that fly from Saint John to London with momondo

Airline	Rating	Free Cancellation	Price
Air Canada	PriceFrom C$ 1,154	Free Cancellation	Rating 7.1 10,646 reviews		Search Air Canada flights

Hounslow

Gatwick

Ilford

Chelmsford

Wokingham

Slough

Feltham

Hayes

Richmond

Uxbridge

Wembley

Waterlooville

Newport

Basingstoke

Milton Keynes

Dover

Worthing

Guildford

Ipswich

Maidstone

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.