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Cheap flights from Saint John to London Heathrow Airport from C$ 558

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 26/1. Fares are subject to change and may not be available on all flights or dates of travel.
YSJ — LHR
23 Dec — 30 Dec1
1 adult

Cheap flight deals from St John to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from St John (YSJ) to Heathrow (LHR). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 18 December 2024.

Round-trip from

C$ 1,195

One-way from

C$ 558

Popular in

December

Cheapest in

April

Average price

C$ 1,587
Air Canada
  • Air Canada
  • 2/5-30/5
  • 3 total stops
  • 31h 00m total
  • Saint John to London
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26/1
  • 26/1
  • 3 total stops
  • 46h 05m total
  • Saint John to London
Search Deals
High demand for flights, 5% potential price rise
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Best time to find cheap flights, 2% potential price drop
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Average for round-trip flights in December 2024
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Find flight deals from St John to Heathrow

Cheapest flights from St John to Heathrow
Explore the most affordable flight options available from St John to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 December 2024.

Wed 25/125:20 a.m.YSJ - LHR
1 stop21h 10mAir Canada
Wed 8/13:00 p.m.LHR - YSJ
1 stop28h 38mAir Canada
Deal found 17/12C$ 1,608
Thu 26/124:30 p.m.YSJ - LHR
2 stops34h 00mMultiple Airlines
Tue 7/15:50 p.m.LHR - YSJ
2 stops25h 48mMultiple Airlines
Deal found 17/12C$ 2,084

Find flights from St John to Heathrow within your budget

Customize your flight search to find flights from St John to Heathrow 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 18 December 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

Saint JohnLondon

YSJ - LHR

YSJLHR

Saint John

Fri 2/5

11:35 a.m.-6:30 a.m.

1 stop14h 55m

London Heathrow

Fri 30/5

6:00 a.m.-6:05 p.m.

2 stops16h 05m

C$ 1,195

Saint JohnLondon

YSJ - LHR

YSJLHR

Saint John

Sun 30/3

5:20 a.m.-10:00 a.m.

3 stops24h 40m

London Heathrow

Sat 5/4

7:50 p.m.-12:26 a.m.

3 stops32h 36m

C$ 1,758

Saint JohnLondon

YSJ - LHR

YSJLHR

Saint John

Sun 26/1

12:20 p.m.-2:25 p.m.

3 stops46h 05m

C$ 558

Saint JohnLondon

YSJ - LHR

YSJLHR

Saint John

Sat 1/3

4:30 p.m.-8:35 p.m.

2 stops24h 05m

C$ 1,167

Flights are sorted by cheapest round-trip flights first.

Deals found on 18/12

Best time to book a flight from St John to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow 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.

Travel insights for flights from St John to Heathrow

Get recent, data-driven insights about flights from St John to Heathrow including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Saint John to London Heathrow Airport?

Currently, January is the cheapest month in which you can book a flight from Saint John to London Heathrow Airport (average of C$ 560). Flying from Saint John to London Heathrow Airport 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 Heathrow by month

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

In terms of precipitation, rainfall in London Heathrow Airport 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 London Heathrow Airport when rainfall is around 40.0 mm.

Temperature in Heathrow by month

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

If weather is an important factor for your trip to London Heathrow Airport, 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 Heathrow

Get insights into the airlines that provide service to Heathrow. 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 Heathrow. Reviews last updated 18 December 2024.
Air Canada
7.0
Good
8,382 reviews
Check prices

Comfort

7.0

Entertainment

6.8

Overall

7.0

Boarding

7.3

Crew

7.8

Food

6.3

Reviews

1 / 10

The staff did everything possible in a small flight fully booked

Air Canada
7.0
Good
8,382 reviews
Air Canada
7.0
Good
8,382 reviews
Check prices

Comfort

7.0

Entertainment

6.8

Overall

7.0

Boarding

7.3

Crew

7.8

Food

6.3

Reviews

1 / 10

The staff did everything possible in a small flight fully booked

Related info for your journey

Find useful and relevant information for your journey from St John to Heathrow. 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 London Heathrow?

    Located just 15.1 km from the city centre, Saint John is the airport most travellers will use when flying to London Heathrow from Saint John. Booking flights from Saint John (YSJ) to London Heathrow should be relatively easy as there are 0 daily outbound flights to London Heathrow from 1 airline.

  • What is the cheapest airline to fly from Saint John to London Heathrow Airport round-trip?

    According to our current data, Air Canada (C$ 1,195), offers the cheapest pricing from Saint John to London Heathrow Airport. Users have found that Air Canada is 8% cheaper than the other options available to this destination.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from St John to Heathrow 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 London Heathrow Airport?

    Currently, January is the cheapest month in which you can book a flight from Saint John to London Heathrow Airport (average of C$ 560). Flying from Saint John to London Heathrow Airport 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

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Top airline flying from St John to Heathrow

Discover the top airline that operate flights from St John to Heathrow. 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 18 December 2024.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 1,171AverageC$ 1,260FlexibilityNo cancel feeOn-time67%
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Fly with Cheapflights

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

Cheapflights makes it easy to find St John to Heathrow flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Heathrow from St John.

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from St John to Heathrow flexibly with Cheapflights today.

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

Yes! Start tracking prices for St John to Heathrow flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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