£547 Cheap Flights from London (LOND) to Saint John (YSJ)

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Flight deals from London to Saint John Airport

Looking for a cheap last-minute deal or the best return flight from London to Saint John Airport? If you want to travel next month, return fares start from £547. Find the lowest prices on one-way and return tickets right here.

Saint John.£547 per passenger.Departing Mon, 20 Apr, returning Mon, 27 Apr.Return flight with Air Canada.Outbound indirect flight with Air Canada, departs from London Heathrow on Mon, 20 Apr, arriving in Saint John.Inbound indirect flight with Air Canada, departs from Saint John on Mon, 27 Apr, arriving in London Heathrow.Price includes taxes and charges.From £547, select.

Saint John.£548 per passenger.Departing Tue, 28 Apr, returning Tue, 12 May.Return flight with Air Canada.Outbound indirect flight with Air Canada, departs from London Heathrow on Tue, 28 Apr, arriving in Saint John.Inbound indirect flight with Air Canada, departs from Saint John on Tue, 12 May, arriving in London Heathrow.Price includes taxes and charges.From £548, select.

Saint John.£562 per passenger.Departing Thu, 12 Mar, returning Thu, 19 Mar.Return flight with Air Canada.Outbound indirect flight with Air Canada, departs from London Heathrow on Thu, 12 Mar, arriving in Saint John.Inbound indirect flight with Air Canada, departs from Saint John on Thu, 19 Mar, arriving in London Heathrow.Price includes taxes and charges.From £562, select.

Saint John.£563 per passenger.Departing Wed, 2 Sep, returning Sat, 12 Sep.Return flight with Air Canada.Outbound indirect flight with Air Canada, departs from London Heathrow on Wed, 2 Sep, arriving in Saint John.Inbound indirect flight with Air Canada, departs from Saint John on Sat, 12 Sep, arriving in London Heathrow.Price includes taxes and charges.From £563, select.

Saint John.£659 per passenger.Departing Wed, 25 Mar, returning Wed, 1 Apr.Return flight with Air Canada.Outbound indirect flight with Air Canada, departs from London Heathrow on Wed, 25 Mar, arriving in Saint John.Inbound indirect flight with Air Canada, departs from Saint John on Wed, 1 Apr, arriving in London Heathrow.Price includes taxes and charges.From £659, select.

Saint John.£766 per passenger.Departing Mon, 20 Jul, returning Tue, 4 Aug.Return flight with Air Canada.Outbound indirect flight with Air Canada, departs from London Heathrow on Mon, 20 Jul, arriving in Saint John.Inbound indirect flight with Air Canada, departs from Saint John on Tue, 4 Aug, arriving in London Heathrow.Price includes taxes and charges.From £766, select.

Saint John.£798 per passenger.Departing Thu, 6 Aug, returning Thu, 13 Aug.Return flight with WestJet and Privilege Style.Outbound indirect flight with WestJet, departs from London Gatwick on Thu, 6 Aug, arriving in Saint John.Inbound indirect flight with Privilege Style, departs from Saint John on Thu, 13 Aug, arriving in London Stansted.Price includes taxes and charges.From £798, select.

Find the cheapest month to fly from London to Saint John

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like London to Saint John flights are currently cheapest in April.

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London to Saint John: Alternative routes

Compare routes from London to Saint John below. You may find an airport to fly into that's cheaper, faster, or easier than Saint John.

Saint John

9 miles from central Saint John

Closest

from £547

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Fredericton

47 miles from central Saint John

Cheapest

from £540

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London to Saint John: Flight information

The things to know before you go.

Cheapest flight found	£547
Cheapest month to fly	April

Finding cheap flights from London to Saint John: Frequently asked questions

How much are return flights from London to Saint John?

The best price we found for a return flight from London to Saint John is £547. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.

Which airlines fly direct from London to Saint John?

Currently, there are no airlines that fly direct from London to Saint John. But we found flights with one stop from £547.

How many flights are there a week from London to Saint John?

As of March 2026, there are no flights flying from London to Saint John.

When is the cheapest time to fly from London to Saint John?

The cheapest month to fly from London to Saint John is usually April.

Can I get a direct flight from London to Saint John Airport?

No airlines currently offer direct flights between London and Saint John Airport. Most routes have one or more stops.

How can I find the best flight deal to Saint John?

We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Saint John but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

Which is the cheapest airline to fly from London to Saint John with?

The cheapest airline that flies to Saint John is Air Canada .

Travelling from London to Saint John Airport (YSJ): What you need to know

Take your pick of a range of airports when organising a flight from London to Saint John Airport (YSJ). Check out your options for departing London Heathrow Airport (LHR), London Gatwick Airport (LGW) or Stansted Airport (STN). London Luton Airport (LTN) and London City Airport (LCY) also service London.
The timezone in Saint John is UTC-3, which is three hours behind London. Saint John Airport is located in Saint John.
For hassle-free travel, turn up at the airport two hours ahead of international flights and one hour before domestic departures. This ensures you have enough time to catch your flight from London to YSJ.
Peak season means busier airports, so aim to get there even earlier. Give yourself at least two hours before a domestic flight and four hours for international journeys to keep to your schedule.

Airports in London

London Heathrow Airport (LHR)

Whether you're hoping to explore another city as part of your journey or just take a break, we make it a breeze to book a flight with a stopover. To check out your options departing from London Heathrow Airport (LHR), deselect 'Direct flights only.' Pearson International Airport (YYZ) is a stop you can make when searching for cheap flights from London to YSJ.
The journey from central London to LHR takes about 1 hour on public transport. If you ride-share, drive or get a cab, you'll cover the 31 kms (19 miles) in 55 minutes or so, depending on traffic.
Want a leisurely start to your holiday? Stay near London Heathrow Airport. Whether you've booked an early flight from London to Saint John Airport or just don't like being rushed, these hotels are just the thing:
68.18% of flights that leave from London Heathrow Airport land at their destination on time.

London Gatwick Airport (LGW)

Schedule a stopover during your journey at Pearson International Airport (YYZ). It's a popular transfer point for flights from London to Saint John Airport (YSJ) out of London Gatwick Airport.
LGW is about 80 kms (50 miles) from central London. It'll take you 1 hour 20 minutes or so to get to the airport driving from the city centre. Public transport takes approximately 30 minutes.
Get your holiday started early with an extra night away from home. Before your London to YSJ flight, stay in one of these hotels near London Gatwick Airport:
69.26% of flights departing London Gatwick Airport make it to their destination as expected.

Stansted Airport (STN)

STN is around 64 kms (40 miles) from central London. The drive from the city centre to the airport takes about 1 hour. If you're considering public transport, expect a journey time of around 1 hour 25 minutes.
Make catching an early London to Saint John Airport flight the easiest part of your journey. Stay at one of these accommodation options near Stansted Airport and get to the check-in counter with time to spare:
Flights that leave from STN arrive at their final stop as scheduled 64.73% of the time.

About Saint John Airport (YSJ)

Consider booking a hotel close to YSJ if you're catching a late flight from London to Saint John Airport. Select one of these accommodation options and avoid the hassle of a long transfer:
Travel at your own speed with a Saint John Airport rental car. Pick up a set of wheels from Alamo, Avis or Budget and venture far and wide through Saint John and beyond.
For the best deal, reserve your ride around one week in advance of your London to Saint John Airport flight.

Getting from Saint John Airport (YSJ) to central Saint John

Saint John Airport is about 9 miles from central Saint John. How long it'll take to get there by car hire or cab depends on the time of day. Do some research before your trip.
It takes around 55 minutes to get there using public transport.

How to find the cheapest flights from London to Saint John Airport (YSJ)

Right now, £358 is the best price we've found for a one-way ticket from London to Saint John Airport. The cheapest price for a return flight is £547. Keep in mind fares can change due to demand at the time of booking.
Don't wait until the last minute. You're more likely to walk away with cheap flights from London to YSJ if you book ahead. Airlines often have some great early bird deals.
If you have some flexibility with your travel dates, use the 'Whole month' search tool. It'll give you the cheapest price across the month when searching for your London to Saint John Airport ticket.
You don't need to check every day to find out if fares have dropped when you create a Price Alert. We'll notify you as soon as a lower fare pops up on plane tickets from London to YSJ.
Save money on your flight from London to Saint John Airport by using the search filters. Choose your ideal departure time, duration and airlines, then sort the results by 'Cheapest' for the best deals.

The best time to fly from London to Saint John Airport (YSJ)

August is when most people book flights from London to Saint John Airport (YSJ). Plan your visit to Saint John in February for a more low-key escape.
The warmest month in Saint John is August, with temperatures ranging between 13ºC (55ºF) and 23ºC (73ºF). Book your London to YSJ plane ticket then if this is the type of weather you enjoy.
Search for cheap tickets from London to Saint John Airport in January if you want to travel in cooler conditions. Temperatures are at their lowest then, ranging between -12ºC (10ºF) and 1ºC (34ºF).

More about Saint John

After booking your flight from London to Saint John Airport, find a hotel that keeps you close to what you want to see. Make one of these options your base for exploring Saint John:
All great adventures should include some sightseeing. Reversing Falls, Port Saint John and Stonehammer Geopark are must-visits when exploring Saint John.

Explore more of Canada

Halifax is just one of the many cities in Canada waiting to be explored once you've seen Saint John. Around 193 kms (120 miles) away to the east, well-known attractions include Halifax Citadel National Historic Site of Canada, Silver Sands Beach and The Halifax Public Gardens.
Around 121 kms (75 miles) north-east of Saint John, Moncton is another essential stop in Canada. Start your sightseeing at Irishtown Nature Park, Centennial Park and Acadian Museum.