Question 1

What is the cheapest airline to fly from St. John's to London Heathrow Airport round-trip?

Accepted Answer

Currently priced at £499, Air Canada will fly you from St. John's to London Heathrow Airport and back. In addition to Air Canada, many other airlines offer competitively priced options for your trip. This flight start at 21% lower than the current average price 3 months from now.

Question 2

What is the cheapest month to book a flight from St. John's to London Heathrow Airport?

Accepted Answer

Currently, January is the cheapest month in which you can book a flight from St. John's to London Heathrow Airport (average of £112). Flying from St. John's to London Heathrow Airport in August is currently the most expensive (average of £164). 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.

Question 3

What is the cheapest day to fly from St. John's to London Heathrow Airport?

Accepted Answer

Travellers seeking maximum savings on their St. John's to London Heathrow Airport flight should consider departing on Monday mornings when fares are most often at their lowest. Monday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Question 4

E

Accepted Answer

In terms of precipitation, rainfall in London Heathrow Airport ranges from 40.0 - 70.0 inches 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.

Question 5

E

Accepted Answer

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).

Question 6

How far in advance should I book a flight from St. John's to London Heathrow Airport?

Accepted Answer

Travelers have found it’s best to book a flight 40 days in advance to save up to 2% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 40 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from St. John's to London Heathrow Airport 1-2 weeks in advance for as low as £319, or £831 for flights within the next 24 hours.

Question 7

What is the cheapest month to fly from St. John's to London Heathrow Airport?

Accepted Answer

Due to multiple factors, expect to potentially pay more when booking in December. For low rates, June can be a great choice for travel to London Heathrow Airport. Flights to London Heathrow Airport from St. John's in June are about £527 on average during June, but can be found for as low as £295.

Question 8

What is the cheapest time of day to fly from YYT to LHR?

Accepted Answer

When flying from St. John's to London Heathrow Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Question 9

What airport do you fly from for flights from St. John's to London Heathrow?

Accepted Answer

For a flight from St. John's to London Heathrow, you will be flying from St John's. St John's (YYT) is just 4.2 mi from the center of the city. St John's is the only St. John's airport and it handles 0 outbound flights to London Heathrow per day. 1 airline has flights to London Heathrow from St John's on a regular basis.

Question 10

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

Accepted Answer

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

Question 11

How can I find direct flights from St. John's to Heathrow?

Accepted Answer

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

Question 12

Can I find deals for business class flights from St. John's to Heathrow?

Accepted Answer

Yes. Cheapflights offers flight deals from St. John's 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.

Question 13

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

Accepted Answer

When you search for this flight from St. John's to Heathrow, 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.

Question 14

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

Accepted Answer

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's to Heathrow.

Question 15

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

Accepted Answer

Yes! Cheapflights helps users easily find flights from St. John's to Heathrow with no change fees.

Question 16

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

Accepted Answer

Yes! Start tracking prices for St. John's 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.

Round-trip from	£454
One-way from	£190
Popular in	December
Cheapest in	March
Average price	£713

Cheap flights from St. John's to London Heathrow Airport from £190

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 29/9. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheapest flights from St. John's to HeathrowExplore the most affordable flight options available from St. John's to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 August 2025.

Explore the most affordable flight options available from St. John's to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 August 2025.

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Everything you need to know about your flight from St. John's to London Heathrow Airport

What is the cheapest month to book a flight from St. John's to London Heathrow Airport?

Reviews of airlines servicing Heathrow

Read reviews from past customers who have flown with Air Canada from St. John's to London Heathrow Airport. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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

What is the cheapest airline to fly from St. John's to London Heathrow Airport round-trip?

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

How can I find direct flights from St. John's to Heathrow?

Can I find deals for business class flights from St. John's to Heathrow?

What is the cheapest month to book a flight from St. John's to London Heathrow Airport?

Travelling to a place near London Heathrow Airport?

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Alternative routes for St. John's to Heathrow

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

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

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

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

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Cheapest flights from St. John's to Heathrow
Explore the most affordable flight options available from St. John's to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 August 2025.