Cheap flights from Saint John to London from C$ 371

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 24/10. 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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Cheap round-trip flights

Air Canada Logo
5:40 a.m. - 6:30 a.m.YSJ-LHR
20h 50m1 stop
Air Canada Logo
9:00 a.m. - 11:29 p.m.LHR-YSJ
18h 29m2 stops
C$ 1,022Air Canada
Find Deal
Fri, 20 Feb - Tue, 24 Feb
Air Canada Logo
5:40 a.m. - 11:50 a.m.YSJ-LHR
26h 10m1 stop
Air Canada Logo
9:00 a.m. - 11:29 p.m.LHR-YSJ
18h 29m2 stops
C$ 1,025Air Canada
Find Deal
Fri, 20 Feb - Tue, 24 Feb
Air Canada Logo
6:15 p.m. - 11:50 a.m.YSJ-LHR
13h 35m1 stop
Air Canada Logo
1:25 p.m. - 11:15 a.m.LHR-YSJ
25h 50m1 stop
C$ 1,039Air Canada
Find Deal
Fri, 20 Feb - Tue, 24 Feb
Air Canada Logo
6:15 p.m. - 11:50 a.m.YSJ-LHR
13h 35m1 stop
Air Canada Logo
1:25 p.m. - 11:15 a.m.LHR-YSJ
25h 50m1 stop
C$ 1,040Air Canada
Find Deal
Fri, 20 Feb - Tue, 24 Feb
Air Canada Logo
11:55 a.m. - 11:50 a.m.YSJ-LHR
19h 55m2 stops
Air Canada Logo
9:00 a.m. - 11:29 p.m.LHR-YSJ
18h 29m2 stops
C$ 1,049Air Canada
Find Deal
Fri, 20 Feb - Tue, 24 Feb
Air Canada Logo
11:55 a.m. - 8:30 a.m.YSJ-LHR
16h 35m2 stops
Air Canada Logo
6:00 p.m. - 11:15 a.m.LHR-YSJ
21h 15m2 stops
C$ 1,050Air Canada
Find Deal
Fri, 20 Feb - Tue, 24 Feb
Turkish Airlines Logo
11:55 a.m. - 10:35 p.m.YSJ-LGW
30h 40m2 stops
Turkish Airlines Logo
10:05 a.m. - 11:15 a.m.LGW-YSJ
53h 10m2 stops
C$ 3,100Turkish Airlines
Find Deal
Fri, 20 Feb - Tue, 24 Feb
Turkish Airlines Logo
11:55 a.m. - 9:10 a.m.YSJ-LGW
41h 15m2 stops
Turkish Airlines Logo
10:05 a.m. - 11:15 a.m.LGW-YSJ
53h 10m2 stops
C$ 3,383Turkish Airlines
Find Deal
Fri, 20 Feb - Tue, 24 Feb
Turkish Airlines Logo
11:55 a.m. - 10:35 p.m.YSJ-LGW
30h 40m2 stops
Turkish Airlines Logo
10:05 a.m. - 11:15 a.m.LGW-YSJ
53h 10m2 stops
C$ 3,833Turkish Airlines
Find Deal
Fri, 20 Feb - Tue, 24 Feb
 Logo
5:40 a.m. - 10:35 p.m.YSJ-LGW
36h 55m2 stops
 Logo
6:25 a.m. - 11:29 p.m.LGW-YSJ
21h 04m2 stops
C$ 4,555
Find Deal
Tue, 6 Jan - Tue, 13 Jan

Air Canada flights from Saint John to London

Our best Air Canada deals on Saint John to London flight tickets
Air Canada
16 Sep
YSJ5:55 a.m.Saint John
20h 35m
2 stops
LHR6:30 a.m.London Heathrow
23 Sep
LHR6:50 a.m.London Heathrow
14h 56m
2 stops
YSJ5:46 p.m.Saint John
Air Canada
16 Sep
YSJ6:40 p.m.Saint John
13h 10m
1 stop
LHR11:50 a.m.London Heathrow
23 Sep
LHR2:05 p.m.London Heathrow
24h 44m
1 stop
YSJ10:49 a.m.Saint John
Air Canada
20 Feb
YSJ5:40 a.m.Saint John
20h 50m
1 stop
LHR6:30 a.m.London Heathrow
24 Feb
LHR9:00 a.m.London Heathrow
18h 29m
2 stops
YSJ11:29 p.m.Saint John
C$ 1,022
Find similar

Turkish Airlines flights from Saint John to London

Our best Turkish Airlines deals on Saint John to London flight tickets
Turkish Airlines
20 Feb
YSJ11:55 a.m.Saint John
30h 40m
2 stops
LGW10:35 p.m.London Gatwick
24 Feb
LGW10:05 a.m.London Gatwick
53h 10m
2 stops
YSJ11:15 a.m.Saint John
C$ 3,100
Find similar
Turkish Airlines
20 Feb
YSJ11:55 a.m.Saint John
41h 15m
2 stops
LGW9:10 a.m.London Gatwick
24 Feb
LGW10:05 a.m.London Gatwick
53h 10m
2 stops
YSJ11:15 a.m.Saint John
C$ 3,383
Find similar
Turkish Airlines
20 Feb
YSJ11:55 a.m.Saint John
30h 40m
2 stops
LGW10:35 p.m.London Gatwick
24 Feb
LGW10:05 a.m.London Gatwick
53h 10m
2 stops
YSJ11:15 a.m.Saint John
C$ 3,833
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Saint John to London that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 96,600 searches. Data last updated 11 September 2025.
Use the filters below to find and compare flights from Saint John to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Saint JohnLondon

YSJ - LHR

YSJLHR

Saint John

Fri 20/2

5:40 a.m.-6:30 a.m.

1 stop20h 50m

London Heathrow

Tue 24/2

9:00 a.m.-11:29 p.m.

2 stops18h 29m

C$ 1,022

Saint JohnLondon

YSJ - LHR

YSJLHR

Saint John

Fri 20/2

5:40 a.m.-11:50 a.m.

1 stop26h 10m

London Heathrow

Tue 24/2

9:00 a.m.-11:29 p.m.

2 stops18h 29m

C$ 1,025

Saint JohnLondon

YSJ - LHR

YSJLHR

Saint John

Fri 20/2

6:15 p.m.-11:50 a.m.

1 stop13h 35m

London Heathrow

Tue 24/2

1:25 p.m.-11:15 a.m.

1 stop25h 50m

C$ 1,039

Saint JohnLondon

YSJ - LHR

YSJLHR

Saint John

Fri 20/2

6:15 p.m.-11:50 a.m.

1 stop13h 35m

London Heathrow

Tue 24/2

1:25 p.m.-11:15 a.m.

1 stop25h 50m

C$ 1,040

Saint JohnLondon

YSJ - LHR

YSJLHR

Saint John

Fri 20/2

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

2 stops19h 55m

London Heathrow

Tue 24/2

9:00 a.m.-11:29 p.m.

2 stops18h 29m

C$ 1,049

Saint JohnLondon

YSJ - LHR

YSJLHR

Saint John

Fri 20/2

11:55 a.m.-8:30 a.m.

2 stops16h 35m

London Heathrow

Tue 24/2

6:00 p.m.-11:15 a.m.

2 stops21h 15m

C$ 1,050

Saint JohnLondon

YSJ - LGW

YSJLGW

Saint John

Fri 20/2

11:55 a.m.-10:35 p.m.

2 stops30h 40m

London Gatwick

Tue 24/2

10:05 a.m.-11:15 a.m.

2 stops53h 10m

C$ 3,100

Saint JohnLondon

YSJ - LGW

YSJLGW

Saint John

Fri 20/2

11:55 a.m.-9:10 a.m.

2 stops41h 15m

London Gatwick

Tue 24/2

10:05 a.m.-11:15 a.m.

2 stops53h 10m

C$ 3,383

Saint JohnLondon

YSJ - LGW

YSJLGW

Saint John

Fri 20/2

11:55 a.m.-10:35 p.m.

2 stops30h 40m

London Gatwick

Tue 24/2

10:05 a.m.-11:15 a.m.

2 stops53h 10m

C$ 3,833

Saint JohnLondon

YSJ - LGW

YSJLGW

Saint John

Tue 6/1

5:40 a.m.-10:35 p.m.

2 stops36h 55m

London Gatwick

Tue 13/1

6:25 a.m.-11:29 p.m.

2 stops21h 04m

C$ 4,555

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to London from

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 day to depart on your flight to London?

According to our data, Monday is the cheapest day to fly to London from Saint John. The lowest ticket price found for a Monday departure recently was C$ 1,112. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Saint John to London for around C$ 1,351.

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

Direct flights

None
There are no direct flights from Saint John to London. There are no popular flight routes 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 13h 35m.

  • 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?

  • 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?

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 CanadaPriceFrom C$ 1,157Free CancellationRating
7.1
10,000 reviews
Search Air Canada flights

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Hounslow
Ipswich
Gatwick
Dartford
Crawley
Ilford
Wembley
Maidstone
Chelmsford
Wokingham
Slough
Canterbury
Feltham
Hayes
Uxbridge
Waterlooville
Newport
Basingstoke
Milton Keynes
Dover

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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1 adult
Sat 11/10
Sat 18/10

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