Cheap flights from London to Saint John

Q: What are the cheapest airlines?

Air Canada, Lufthansa. These airlines usually offer the cheapest flights from London to Saint John.

Q: What airlines fly indirectly?

Air Canada, Lufthansa, British Airways. These airlines fly from London to Saint John, but you’ll have at least one layover.

Q: How long is the flight?

13 hrs 10 mins. This is the shortest flight time from London to Saint John.

from as little as £555

7 nights in Saint John, departing London Heathrow on 16 / Jan / 2025 with Air Canada (price found 11 hours ago)

Subject to availability, prices correct of the last 24 hours

Part of the Emirates Group

Safe & Secure, ATOL Protected

Over 30 Years in Business

Rated 'Excellent' on Trustpilot

Cheap return flights from London to Saint John

Find the best deals

The London / Saint John route

All 4749 km of it

Cheap flight deals for this route

See what's hot at the moment

Saint John flight facts

What you need to know

What are the cheapest airlines?

Air Canada
Lufthansa

These airlines usually offer the cheapest flights from London to Saint John.

What airlines fly indirectly?

Air Canada
Lufthansa
British Airways

These airlines fly from London to Saint John, but you’ll have at least one layover.

How long is the flight?

13 hrs 10 mins

This is the shortest flight time from London to Saint John.

Alternative flights from the UK to Saint John

Check out prices for other routes

Manchester to Saint John

from £1,262 pp

Find flights

Edinburgh to Saint John

from £755 pp

Find flights

Birmingham to Saint John

search for price

Find flights

London City Airport to Saint John

search for price

Find flights

London Gatwick to Saint John

search for price

Find flights

London Heathrow to Saint John

from £555 pp

Find flights

Alternative flights from London

You might find cheaper flights nearby

Boston from London

from £338 pp

Find flights

New York from London

from £338 pp

Find flights

Philadelphia from London

from £372 pp

Find flights

Toronto from London

from £330 pp

Find flights

Washington DC from London

from £372 pp

Find flights

Chicago from London

from £404 pp

Find flights

16 / Jan / 2025 is currently the lowest priced day of the year to fly the London/Saint John route. There are around 41 flights on any given week from the UK to Saint John and the cheapest month to fly right now is January.

Not suitable? Try running another search or viewing all cheap flight deals.

Min / Max Temperature (°C)

LOWEST

-13 °C

AVG

5 °C

HIGHEST

23 °C

Rainfall (mm)

LOWEST

81.7 mm

AVG

108 mm

HIGHEST

134.1 mm

Key facts about Saint John

Currency

Canadian dollar

Language

English

French

Timezone

4 hrs behind GMT

How to get cheap flights from London to Saint John

Tips and advice from our flight experts

Find a good deal on your flight from London to Saint John with Netflights. 41 flights go via this route every week, and we've collected them all to help you find the best flight deal. If you want to keep your options open, take a look at flights from another airport in London.

The most popular airlines for this route are Air Canada, Lufthansa & British Airways, while London Heathrow (LHR) is the most popular departure airport in the city. But when you fly is just as important as where you fly from. Search by month to find out when flights are at the priciest and their cheapest.

Last-minute deals can be cheaper, but it's risky. It's best to book flights to Saint John in advance to avoid disappointment. Air Canada usually have the lowest prices, so keep an eye out for their flights. Flights from London to Saint John generally take about 14 hrs 15 mins.

Did you know you can also compare car hire and hotel prices in Canada with Netflights? Take a look to get an idea of prices in Saint John.