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

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

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

Prices for flights from London to Saint John Airport refresh daily.

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

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London to Saint John Airport.

What documentation or ID do you need to fly to Saint John Airport?

The travel and health documents required for your trip to Saint John Airport 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 Saint John Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

C$ 630 Cheap Flights from London to Saint John in 2026

Find the cheapest flights from London to Saint John

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:50 a.m. - 1:25 a.m.LHR London Heathrow-YSJ Saint John

22h 35m2 stops Brussels Bruxelles-National Toronto Pearson Intl

4:40 p.m. - 6:30 a.m.YSJ Saint John-LHR London Heathrow

33h 50m2 stops Montreal Pierre Elliott Trudeau Intl Ottawa

C$ 919Air Canada

Thu, 3 Sep - Wed, 9 Sep

6:50 a.m. - 1:25 a.m.LHR London Heathrow-YSJ Saint John

22h 35m2 stops Brussels Bruxelles-National Toronto Pearson Intl

4:40 p.m. - 6:30 a.m.YSJ Saint John-LHR London Heathrow

9h 50m1 stop Montreal Pierre Elliott Trudeau Intl

C$ 925Air Canada

Thu, 3 Sep - Wed, 9 Sep

9:30 a.m. - 3:59 p.m.LHR London Heathrow-YSJ Saint John

10h 29m1 stop Montreal Pierre Elliott Trudeau Intl

4:40 p.m. - 6:30 a.m.YSJ Saint John-LHR London Heathrow

9h 50m1 stop Montreal Pierre Elliott Trudeau Intl

C$ 932Multiple Airlines

Fri, 25 Sep - Fri, 2 Oct

6:50 a.m. - 11:51 p.m.LHR London Heathrow-YSJ Saint John

21h 01m2 stops Brussels Bruxelles-National Toronto Pearson Intl

4:40 p.m. - 10:00 a.m.YSJ Saint John-LHR London Heathrow

13h 20m1 stop Montreal Pierre Elliott Trudeau Intl

C$ 935Air Canada

Thu, 24 Sep - Mon, 28 Sep

6:50 a.m. - 11:51 p.m.LHR London Heathrow-YSJ Saint John

21h 01m2 stops Brussels Bruxelles-National Toronto Pearson Intl

4:40 p.m. - 10:00 a.m.YSJ Saint John-LHR London Heathrow

13h 20m1 stop Montreal Pierre Elliott Trudeau Intl

C$ 936Air Canada

Thu, 24 Sep - Mon, 28 Sep

12:40 p.m. - 11:51 p.m.LHR London Heathrow-YSJ Saint John

15h 11m2 stops Halifax Intl Toronto Pearson Intl

4:40 p.m. - 6:30 a.m.YSJ Saint John-LHR London Heathrow

9h 50m1 stop Montreal Pierre Elliott Trudeau Intl

C$ 939Multiple Airlines

Fri, 25 Sep - Fri, 2 Oct

7:30 a.m. - 11:51 p.m.LHR London Heathrow-YSJ Saint John

20h 21m2 stops Frankfurt am Main Toronto Pearson Intl

4:40 p.m. - 12:50 p.m.YSJ Saint John-LHR London Heathrow

16h 10m2 stops Montreal Pierre Elliott Trudeau Intl Munich Franz Josef Strauss

C$ 940Multiple Airlines

Fri, 9 Oct - Fri, 16 Oct

6:50 a.m. - 11:51 p.m.LHR London Heathrow-YSJ Saint John

21h 01m2 stops Brussels Bruxelles-National Toronto Pearson Intl

5:00 a.m. - 6:30 a.m.YSJ Saint John-LHR London Heathrow

21h 30m2 stops Toronto Pearson Intl Ottawa

C$ 942Air Canada

Thu, 24 Sep - Mon, 28 Sep

6:50 a.m. - 11:51 p.m.LHR London Heathrow-YSJ Saint John

21h 01m2 stops Brussels Bruxelles-National Toronto Pearson Intl

5:00 a.m. - 6:30 a.m.YSJ Saint John-LHR London Heathrow

21h 30m2 stops Toronto Pearson Intl Ottawa

C$ 943Air Canada

Thu, 24 Sep - Mon, 28 Sep

11:05 a.m. - 3:59 p.m.LHR London Heathrow-YSJ Saint John

32h 54m2 stops Brussels Bruxelles-National Montreal Pierre Elliott Trudeau Intl

4:40 p.m. - 10:00 a.m.YSJ Saint John-LHR London Heathrow

13h 20m1 stop Montreal Pierre Elliott Trudeau Intl

C$ 946Air Canada

Thu, 24 Sep - Mon, 28 Sep

Cheap last-minute flights

Enter your travel dates to find the best prices.

8:05 p.m. - 1:25 a.m.LHR London Heathrow-YSJ Saint John

33h 20m2 stops Zurich Toronto Pearson Intl

4:40 p.m. - 6:30 a.m.YSJ Saint John-LHR London Heathrow

9h 50m1 stop Montreal Pierre Elliott Trudeau Intl

C$ 1,718Multiple Airlines

Sun, 16 Aug - Wed, 16 Sep

2:05 p.m. - 11:35 a.m.LHR London Heathrow-YSJ Saint John

25h 30m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl

5:00 a.m. - 6:30 a.m.YSJ Saint John-LHR London Heathrow

21h 30m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl

C$ 1,754Air Canada

Sun, 16 Aug - Wed, 16 Sep

9:30 a.m. - 4:00 p.m.LHR London Heathrow-YSJ Saint John

10h 30m1 stop Montreal Pierre Elliott Trudeau Intl

4:40 p.m. - 10:00 a.m.YSJ Saint John-LHR London Heathrow

13h 20m1 stop Montreal Pierre Elliott Trudeau Intl

C$ 1,787Air Canada

Sun, 16 Aug - Wed, 16 Sep

9:30 a.m. - 4:00 p.m.LHR London Heathrow-YSJ Saint John

10h 30m1 stop Montreal Pierre Elliott Trudeau Intl

4:40 p.m. - 9:00 p.m.YSJ Saint John-LHR London Heathrow

48h 20m2 stops Montreal Pierre Elliott Trudeau Intl Halifax Intl

C$ 2,233Air Canada

Sun, 16 Aug - Sat, 22 Aug

6:10 p.m. - 11:55 a.m.LHR London Heathrow-YSJ Saint John

45h 45m2 stops Warsaw Frederic Chopin Toronto Pearson Intl

5:00 a.m. - 5:10 p.m.YSJ Saint John-LHR London Heathrow

32h 10m2 stops Toronto Pearson Intl Warsaw Frederic Chopin

C$ 2,251Multiple Airlines

Tue, 18 Aug - Sat, 22 Aug

9:30 a.m. - 4:00 p.m.LHR London Heathrow-YSJ Saint John

10h 30m1 stop Montreal Pierre Elliott Trudeau Intl

4:40 p.m. - 10:00 a.m.YSJ Saint John-LHR London Heathrow

13h 20m1 stop Montreal Pierre Elliott Trudeau Intl

C$ 2,258Air Canada

Sun, 16 Aug - Sat, 22 Aug

6:30 a.m. - 1:25 a.m.LHR London Heathrow-YSJ Saint John

22h 55m2 stops Warsaw Frederic Chopin Toronto Pearson Intl

5:00 a.m. - 5:10 p.m.YSJ Saint John-LHR London Heathrow

32h 10m2 stops Toronto Pearson Intl Warsaw Frederic Chopin

C$ 2,459Multiple Airlines

Sun, 16 Aug - Sat, 22 Aug

7:40 a.m. - 1:25 a.m.LHR London Heathrow-YSJ Saint John

21h 45m2 stops Dublin Toronto Pearson Intl

4:40 p.m. - 10:00 a.m.YSJ Saint John-LHR London Heathrow

13h 20m1 stop Montreal Pierre Elliott Trudeau Intl

C$ 2,618Multiple Airlines

Tue, 18 Aug - Sat, 22 Aug

2:10 p.m. - 1:25 a.m.LHR London Heathrow-YSJ Saint John

15h 15m1 stop Toronto Pearson Intl

4:40 p.m. - 6:30 a.m.YSJ Saint John-LHR London Heathrow

9h 50m1 stop Montreal Pierre Elliott Trudeau Intl

C$ 2,675Air Canada

Tue, 18 Aug - Sat, 22 Aug

9:50 a.m. - 1:25 a.m.LHR London Heathrow-YSJ Saint John

19h 35m2 stops Dublin Toronto Pearson Intl

5:00 a.m. - 8:40 a.m.YSJ Saint John-LHR London Heathrow

23h 40m3 stops Toronto Pearson Intl Halifax Intl Frankfurt am Main

C$ 2,726Multiple Airlines

Sun, 16 Aug - Sat, 22 Aug

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Air Canada flights from London to Saint John

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

Air Canada

3 Sep

LHR6:50 a.m.London Heathrow

22h 35m

2 stops

YSJ1:25 a.m.Saint John

9 Sep

YSJ4:40 p.m.Saint John

33h 50m

2 stops

LHR6:30 a.m.London Heathrow

C$ 919

Air Canada

3 Sep

LHR6:50 a.m.London Heathrow

22h 35m

2 stops

YSJ1:25 a.m.Saint John

9 Sep

YSJ4:40 p.m.Saint John

9h 50m

1 stop

LHR6:30 a.m.London Heathrow

C$ 925

Air Canada

24 Sep

LHR6:50 a.m.London Heathrow

21h 01m

2 stops

YSJ11:51 p.m.Saint John

28 Sep

YSJ4:40 p.m.Saint John

13h 20m

1 stop

LHR10:00 a.m.London Heathrow

C$ 935

United Airlines flights from London to Saint John

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

United Airlines

4 Sep

LHR3:20 p.m.London Heathrow

28h 40m

2 stops

YSJ4:00 p.m.Saint John

6 Sep

YSJ5:00 a.m.Saint John

24h 00m

2 stops

LHR9:00 a.m.London Heathrow

C$ 1,144

United Airlines

3 Sep

LHR3:20 p.m.London Heathrow

28h 40m

2 stops

YSJ4:00 p.m.Saint John

14 Sep

YSJ4:40 p.m.Saint John

24h 00m

2 stops

LHR8:40 p.m.London Heathrow

C$ 1,153

United Airlines

1 Sep

LHR12:15 p.m.London Heathrow

27h 35m

2 stops

YSJ11:50 a.m.Saint John

12 Sep

YSJ4:40 p.m.Saint John

15h 15m

2 stops

LHR11:55 a.m.London Heathrow

C$ 1,160

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LondonSaint John

LHR London Heathrow - YSJ Saint John

LHRYSJ

London Heathrow

Thu 3/9

6:50 a.m.-1:25 a.m.

2 stops22h 35m

Saint John

Wed 9/9

4:40 p.m.-6:30 a.m.

2 stops33h 50m

C$ 919

LondonSaint John

LHR London Heathrow - YSJ Saint John

LHRYSJ

London Heathrow

Thu 3/9

6:50 a.m.-1:25 a.m.

2 stops22h 35m

Saint John

Wed 9/9

4:40 p.m.-6:30 a.m.

1 stop9h 50m

C$ 925

Quickest round-trip

LondonSaint John

LHR London Heathrow - YSJ Saint John

LHRYSJ

London Heathrow

Fri 25/9

9:30 a.m.-3:59 p.m.

1 stop10h 29m

Saint John

Fri 2/10

4:40 p.m.-6:30 a.m.

1 stop9h 50m

C$ 932

LondonSaint John

LHR London Heathrow - YSJ Saint John

LHRYSJ

London Heathrow

Thu 24/9

6:50 a.m.-11:51 p.m.

2 stops21h 01m

Saint John

Mon 28/9

4:40 p.m.-10:00 a.m.

1 stop13h 20m

C$ 935

LondonSaint John

LHR London Heathrow - YSJ Saint John

LHRYSJ

London Heathrow

Thu 24/9

6:50 a.m.-11:51 p.m.

2 stops21h 01m

Saint John

Mon 28/9

4:40 p.m.-10:00 a.m.

1 stop13h 20m

C$ 936

LondonSaint John

LHR London Heathrow - YSJ Saint John

LHRYSJ

London Heathrow

Fri 25/9

12:40 p.m.-11:51 p.m.

2 stops15h 11m

Saint John

Fri 2/10

4:40 p.m.-6:30 a.m.

1 stop9h 50m

C$ 939

LondonSaint John

LHR London Heathrow - YSJ Saint John

LHRYSJ

London Heathrow

Fri 9/10

7:30 a.m.-11:51 p.m.

2 stops20h 21m

Saint John

Fri 16/10

4:40 p.m.-12:50 p.m.

2 stops16h 10m

C$ 940

LondonSaint John

LHR London Heathrow - YSJ Saint John

LHRYSJ

London Heathrow

Thu 24/9

6:50 a.m.-11:51 p.m.

2 stops21h 01m

Saint John

Mon 28/9

5:00 a.m.-6:30 a.m.

2 stops21h 30m

C$ 942

LondonSaint John

LHR London Heathrow - YSJ Saint John

LHRYSJ

London Heathrow

Thu 24/9

6:50 a.m.-11:51 p.m.

2 stops21h 01m

Saint John

Mon 28/9

5:00 a.m.-6:30 a.m.

2 stops21h 30m

C$ 943

LondonSaint John

LHR London Heathrow - YSJ Saint John

LHRYSJ

London Heathrow

Thu 24/9

11:05 a.m.-3:59 p.m.

2 stops32h 54m

Saint John

Mon 28/9

4:40 p.m.-10:00 a.m.

1 stop13h 20m

C$ 946

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 London to Saint John

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

Prices

Airlines

What is the typical price of a round-trip flight between London and Saint John?

Prices are currently low for flights on this route.

Typical prices usually range from C$ 1,082 to C$ 1,702.
The lowest price recently found on this route was C$ 919.

What is the cheapest month to fly to Saint John?

If you don’t want to visit Saint John in April, then you should wait until February to fly from London, when ticket prices are also cheap, with an average price of C$ 912.

When to book flights from London to Saint John

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

Estimated round-trip price

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

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

Fastest flight time	20h 21m
Direct flights	None

The fastest flight from London to Saint John takes 20h 21m

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

Search flight deals

Frequently asked questions about flying from London to Saint John

How far is London to Saint John by plane?
Saint John is 4747.7 km away from London. By plane, this route typically takes 20h 21m.
When did momondo last update prices for flights from London to Saint John Airport?
Prices for flights from London to Saint John Airport refresh daily.
How old do you have to be to fly from London to Saint John Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London to Saint John Airport.
What documentation or ID do you need to fly to Saint John Airport?
The travel and health documents required for your trip to Saint John Airport 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 Saint John Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Sussex

Middleton

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from London to Saint John for you.

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

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

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

momondo provides multiple filters to help you find the best flight to Saint John from London. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes. momondo can track prices for London to Saint John flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Cheap flights from London to Saint John from C$ 630

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London to Saint John departing on 31/8. 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 London to Saint John

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

United Airlines flights from London to Saint John

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

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

What is the typical price of a round-trip flight between London and Saint John?

What is the cheapest month to fly to Saint John?

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

When to book flights from London to Saint John

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

Fastest flight time

Direct flights

Frequently asked questions about flying from London to Saint John

Travelling to a place near Saint John?

Why use momondo?

An easier way to manage your Saint John 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 Canada

Airports servicing New Brunswick

Cabin classes currently available on flights to Saint John

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

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