Find flights
When to book
Airlines
FAQs

Cheap flights from Saint John to the United Kingdom from C$ 818

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/5. Fares are subject to change and may not be available on all flights or dates of travel.
YSJ — LHR
30 Mar — 6 Apr1
1 adult

Cheap flight deals from St John to United Kingdom

Keep the following information in mind while searching for St John to United Kingdom flight deals. Data was last updated 25 March 2025.

Popular in

December

Cheapest in

March

Average price

C$ 1,125
Highest demand for flights based on searches. 8% potential increase in price (C$ 173 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 36 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2025
Search Deals

Find flight deals from St John to United Kingdom

One-way flights from St John to United Kingdom
Search for one-way flight options from St John to United Kingdom. Find affordable one-way fares based on user searches. Data last updated 25 March 2025.

Thu 8/52:45 p.m.YSJ - LGW
3 stops38h 40mMultiple Airlines
Deal found 24/3C$ 818
Thu 8/52:45 p.m.YSJ - LHR
3 stops43h 55mMultiple Airlines
Deal found 24/3C$ 904
Thu 8/511:35 a.m.YSJ - LHR
1 stop18h 25mAir Canada
Deal found 24/3C$ 1,208

Cheapflights Fare Finder

Customize your flight search to find flights from St John to United Kingdom 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, Cheapflights users made 629,999 searches. Data last updated 25 March 2025.
Use the filters below to find and compare flights from Saint John to the United Kingdom that are best for you.

Fly from

St John

Fly to

United Kingdom

Route

Depart

Return

Price

Saint JohnLondon

YSJ - LGW

YSJLGW

Saint John

Thu 8/5

2:45 p.m.-9:25 a.m.

3 stops38h 40m

C$ 818

Saint JohnLondon

YSJ - LHR

YSJLHR

Saint John

Thu 8/5

2:45 p.m.-2:40 p.m.

3 stops43h 55m

C$ 904

Saint JohnLondon

YSJ - LHR

YSJLHR

Saint John

Thu 8/5

11:35 a.m.-10:00 a.m.

1 stop18h 25m

C$ 1,208

Flights are sorted by cheapest round-trip flights first.

Deals found on 24/3

Best time to book a flight from St John to United Kingdom

Have a flexible travel schedule? Discover the best time to fly to United Kingdom from St John with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Saint John to the United Kingdom

What is the cheapest month to book a flight from Saint John to United Kingdom?

Currently, January is the cheapest month in which you can book a flight from Saint John to United Kingdom (average of C$ 560). Flying from Saint John to United Kingdom in July is currently the most expensive (average of C$ 874). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Rainfall in United Kingdom by month

Plan your trip to United Kingdom by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in United Kingdom ranges from 40.0 - 70.0 mm per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit United Kingdom when rainfall is around 40.0 mm.

Temperature in United Kingdom by month

Plan your trip to United Kingdom by taking into account the average temperature totals by month.

If weather is an important factor for your trip to United Kingdom, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

Reviews of airlines servicing United Kingdom

Get insights into the airlines that provide service to United Kingdom. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to United Kingdom. Reviews last updated 25 March 2025.
Air Canada
7.0
Good
8,952 reviews
Check prices

Boarding

7.3

Crew

7.8

Comfort

7.0

Entertainment

6.8

Food

6.2

Overall

7.0

Reviews

1 / 20
6.0
Good

Ruwaneth,Mar 2025

YLW - YYZ

It would be great if there were some options for people with gluten allergies and sensitivities.
Air Canada
7.0
Good
8,952 reviews
Air Canada
7.0
Good
8,952 reviews
Check prices

Boarding

7.3

Crew

7.8

Comfort

7.0

Entertainment

6.8

Food

6.2

Overall

7.0

Reviews

1 / 20
6.0
Good

Ruwaneth,Mar 2025

YLW - YYZ

It would be great if there were some options for people with gluten allergies and sensitivities.

Related info for your journey

Find useful and relevant information for your journey from St John to United Kingdom. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Saint John to United Kingdom?

    Located just 15.1 km from the city centre, Saint John (YSJ) is the airport most travellers will use when flying to United Kingdom from Saint John.

  • What are the most popular routes from Saint John to United Kingdom?

    The most popular route from Saint John to United Kingdom is Saint John - London Heathrow. You may also consider Saint John - Glasgow Intl or Saint John - London Gatwick.

  • Can I find deals for flights from St John to United Kingdom that include hotel bookings?

    Yes. In addition to deals on St John to United Kingdom flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from St John to United Kingdom?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St John to United Kingdom.

  • Can I find deals for business class flights from St John to United Kingdom?

    Yes. Cheapflights offers flight deals from St John to United Kingdom by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Saint John to United Kingdom?

    Currently, January is the cheapest month in which you can book a flight from Saint John to United Kingdom (average of C$ 560). Flying from Saint John to United Kingdom in July is currently the most expensive (average of C$ 874). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for St John to United Kingdom

See prices for flight routes from nearby airports that may be better suited for you.
Moncton to Charles de Gaulle flights
Fredericton to Charles de Gaulle flights
Moncton to Leonardo da Vinci/Fiumicino flights
Fredericton to Heathrow flights
Fredericton to Lisbon flights
Moncton to Orly flights
Moncton to Lisbon flights
Moncton to Keflavik Intl flights
Moncton to Heathrow flights
St John to Charles de Gaulle flights
Fredericton to Barcelona-El Prat flights
Fredericton to Gatwick flights
Fredericton to Leonardo da Vinci/Fiumicino flights
Moncton to Frankfurt flights
Fredericton to Frankfurt flights
Moncton to Dublin flights
Moncton to Barcelona-El Prat flights
St John to Leonardo da Vinci/Fiumicino flights
Moncton to London City flights
Moncton to Athens flights
Fredericton to London City flights
Moncton to Gatwick flights
St John to Keflavik Intl flights
Moncton to Amsterdam flights
St John to Heathrow flights
St John to Lisbon flights
St John to Otopeni Intl flights
Fredericton to Madrid flights
St John to Dublin flights
Moncton to Toulouse flights
Fredericton to Geneva flights
Moncton to Florence flights
Fredericton to Zagreb flights
St John to Belgrade flights
Moncton to Manchester flights
Fredericton to Dublin flights
Fredericton to Lviv flights
Fredericton to Porto flights
St John to Madrid flights
St John to Zurich flights
St John to Istanbul flights
St John to Zagreb flights
St John to Glasgow Intl flights
St John to Vienna flights
St John to Gatwick flights
St John to Athens flights
Moncton to Zurich flights
Moncton to Sandefjord flights

Top airline flying from St John to United Kingdom

Discover the top airline that operate flights from St John to United Kingdom. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 25 March 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 1,196AverageC$ 1,265FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from St John to United Kingdom?

When you search for this flight from St John to United Kingdom, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from St John to United Kingdom?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from St John to United Kingdom.

Can Cheapflights find flights from St John to United Kingdom with no change fees?

Yes, we can. To see specific flights from St John to United Kingdom with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from St John to United Kingdom become cheaper?

Yes, Cheapflights offers price alerts on St John to United Kingdom flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.