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 May 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$ 702 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.

4:30 p.m. - 6:30 a.m.

YSJ

LHR

10h 00m

1 stop

6:00 a.m. - 3:49 p.m.

LHR

YSJ

37h 49m

2 stops

C$ 1,057Air Canada

Fri, 2 Oct - Tue, 6 Oct

4:30 p.m. - 6:30 a.m.

YSJ

LHR

10h 00m

1 stop

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

LHR

YSJ

21h 52m

2 stops

C$ 1,059Air Canada

Sun, 7 Jun - Thu, 11 Jun

4:30 p.m. - 6:30 a.m.

YSJ

LHR

10h 00m

1 stop

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

LHR

YSJ

21h 52m

2 stops

C$ 1,060Air Canada

Sun, 7 Jun - Thu, 11 Jun

4:30 p.m. - 6:30 a.m.

YSJ

LHR

10h 00m

1 stop

6:00 a.m. - 11:27 a.m.

LHR

YSJ

33h 27m

2 stops

C$ 1,062Air Canada

Sun, 7 Jun - Thu, 11 Jun

4:30 p.m. - 9:00 p.m.

YSJ

LHR

24h 30m

2 stops

12:20 p.m. - 11:51 p.m.

LHR

YSJ

39h 31m

2 stops

C$ 1,064Air Canada

Fri, 2 Oct - Tue, 6 Oct

4:30 p.m. - 9:00 p.m.

YSJ

LHR

24h 30m

2 stops

6:50 a.m. - 11:55 a.m.

LHR

YSJ

33h 05m

2 stops

C$ 1,070Air Canada

Sat, 13 Jun - Sat, 20 Jun

4:30 p.m. - 6:30 a.m.

YSJ

LHR

10h 00m

1 stop

9:30 a.m. - 3:55 p.m.

LHR

YSJ

10h 25m

1 stop

C$ 1,074Air Canada

Sat, 13 Jun - Sat, 20 Jun

4:30 p.m. - 6:30 a.m.

YSJ

LHR

10h 00m

1 stop

9:30 a.m. - 3:49 p.m.

LHR

YSJ

10h 19m

1 stop

C$ 1,078Air Canada

Fri, 2 Oct - Tue, 6 Oct

12:50 p.m. - 6:50 p.m.

YSJ

LGW

26h 00m

2 stops

4:35 p.m. - 11:25 a.m.

LGW

YSJ

45h 50m

2 stops

C$ 1,847Multiple Airlines

Sat, 24 Oct - Sat, 31 Oct

6:55 a.m. - 10:50 a.m.

YSJ

LGW

23h 55m

3 stops

11:40 a.m. - 11:15 p.m.

LGW

YSJ

14h 35m

2 stops

C$ 2,178Multiple Airlines

Sat, 24 Oct - Sat, 31 Oct

United Airlines flights from Saint John to London

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

United Airlines

18 May

YSJ4:30 p.m.Saint John

24h 55m

2 stops

LHR9:25 p.m.London Heathrow

27 May

LHR4:00 p.m.London Heathrow

27h 40m

2 stops

YSJ3:40 p.m.Saint John

C$ 1,148

United Airlines

18 May

YSJ4:30 p.m.Saint John

24h 55m

2 stops

LHR9:25 p.m.London Heathrow

27 May

LHR4:40 p.m.London Heathrow

27h 00m

2 stops

YSJ3:40 p.m.Saint John

C$ 1,149

United Airlines

18 May

YSJ4:30 p.m.Saint John

24h 55m

2 stops

LHR9:25 p.m.London Heathrow

27 May

LHR6:00 p.m.London Heathrow

25h 40m

2 stops

YSJ3:40 p.m.Saint John

C$ 1,152

Air Canada flights from Saint John to London

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

Air Canada

2 Oct

YSJ4:30 p.m.Saint John

10h 00m

1 stop

LHR6:30 a.m.London Heathrow

6 Oct

LHR6:00 a.m.London Heathrow

37h 49m

2 stops

YSJ3:49 p.m.Saint John

C$ 1,057

Air Canada

7 Jun

YSJ4:30 p.m.Saint John

10h 00m

1 stop

LHR6:30 a.m.London Heathrow

11 Jun

LHR6:00 a.m.London Heathrow

21h 52m

2 stops

YSJ11:52 p.m.Saint John

C$ 1,059

Air Canada

7 Jun

YSJ4:30 p.m.Saint John

10h 00m

1 stop

LHR6:30 a.m.London Heathrow

11 Jun

LHR6:00 a.m.London Heathrow

21h 52m

2 stops

YSJ11:52 p.m.Saint John

C$ 1,060

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Saint JohnLondon

YSJ - LHR

YSJLHR

Saint John

Fri 2/10

4:30 p.m.-6:30 a.m.

1 stop10h 00m

London Heathrow

Tue 6/10

6:00 a.m.-3:49 p.m.

2 stops37h 49m

C$ 1,057

Saint JohnLondon

YSJ - LHR

YSJLHR

Saint John

Sun 7/6

4:30 p.m.-6:30 a.m.

1 stop10h 00m

London Heathrow

Thu 11/6

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

2 stops21h 52m

C$ 1,059

Saint JohnLondon

YSJ - LHR

YSJLHR

Saint John

Sun 7/6

4:30 p.m.-6:30 a.m.

1 stop10h 00m

London Heathrow

Thu 11/6

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

2 stops21h 52m

C$ 1,060

Saint JohnLondon

YSJ - LHR

YSJLHR

Saint John

Sun 7/6

4:30 p.m.-6:30 a.m.

1 stop10h 00m

London Heathrow

Thu 11/6

6:00 a.m.-11:27 a.m.

2 stops33h 27m

C$ 1,062

Saint JohnLondon

YSJ - LHR

YSJLHR

Saint John

Fri 2/10

4:30 p.m.-9:00 p.m.

2 stops24h 30m

London Heathrow

Tue 6/10

12:20 p.m.-11:51 p.m.

2 stops39h 31m

C$ 1,064

Saint JohnLondon

YSJ - LHR

YSJLHR

Saint John

Sat 13/6

4:30 p.m.-9:00 p.m.

2 stops24h 30m

London Heathrow

Sat 20/6

6:50 a.m.-11:55 a.m.

2 stops33h 05m

C$ 1,070

Saint JohnLondon

YSJ - LHR

YSJLHR

Saint John

Sat 13/6

4:30 p.m.-6:30 a.m.

1 stop10h 00m

London Heathrow

Sat 20/6

9:30 a.m.-3:55 p.m.

1 stop10h 25m

C$ 1,074

Quickest round-trip

Saint JohnLondon

YSJ - LHR

YSJLHR

Saint John

Fri 2/10

4:30 p.m.-6:30 a.m.

1 stop10h 00m

London Heathrow

Tue 6/10

9:30 a.m.-3:49 p.m.

1 stop10h 19m

C$ 1,078

Saint JohnLondon

YSJ - LGW

YSJLGW

Saint John

Sat 24/10

12:50 p.m.-6:50 p.m.

2 stops26h 00m

London Gatwick

Sat 31/10

4:35 p.m.-11:25 a.m.

2 stops45h 50m

C$ 1,847

Saint JohnLondon

YSJ - LGW

YSJLGW

Saint John

Sat 24/10

6:55 a.m.-10:50 a.m.

3 stops23h 55m

London Gatwick

Sat 31/10

11:40 a.m.-11:15 p.m.

2 stops14h 35m

C$ 2,178

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 and United Airlines are the most popular carriers 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	9h 50m
Direct flights	None

The fastest flight from Saint John to London takes 9h 50m

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 9h 50m.
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 May 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$ 1,122	Free Cancellation	Rating 7.1 11,042 reviews		Search Air Canada flights

Hounslow

Milton Keynes

Wembley

Slough

Gatwick

Wokingham

Crawley

Feltham

Hayes

Waterlooville

Chelmsford

Basingstoke

Dover

Worthing

Woking

Ipswich

Enfield

Maidstone

Harrow

Luton

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$ 702

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 26/6. 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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United Airlines flights from Saint John to London

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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

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

Fastest flight time

Direct flights

Frequently asked questions about flying from Saint John to London

Best airlines flying from Saint John to London

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

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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