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Cheap flights from London Heathrow Airport to St. John's from £282

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 19/8. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — YYT
30 Mar — 6 Apr1
1 adult

Cheapflights Tip: The best prices from London Heathrow to St John's are usually found in February or January, booked 71 days in advance, depart on a Wednesday or Tuesday and return on a Monday

Cheap flight deals from Heathrow to St. John's

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to St. John's (YYT). 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 25 March 2025.

Round-trip from

£389

One-way from

£282

Popular in

August

Cheapest in

February

Average price

£660
Air Canada
  • Air Canada
  • 28/4-12/5
  • 3 total stops
  • 53h 04m total
  • London to St. John's
19/8
  • 19/8
  • 1 total stop
  • 8h 59m total
  • London to St. John's
Highest demand for flights based on searches. 10% potential increase in price (£63 potential increase over avg. return price).
Cheapest flight prices on average. 3% potential price decrease (£19 potential savings vs. average return price).
Average for round-trip flights in March 2025

Find flight deals from Heathrow to St. John's

Cheapest flights from Heathrow to St. John's
Explore the most affordable flight options available from Heathrow to St. John's. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 25 March 2025.

Mon 28/409:30LHR - YYT
2 stops28h 19mAir Canada
Mon 12/505:45YYT - LHR
1 stop24h 45mAir Canada
Deal found 24/3£389
Mon 12/509:30LHR - YYT
2 stops28h 14mMultiple Airlines
Mon 19/514:00YYT - LHR
1 stop16h 30mMultiple Airlines
Deal found 24/3£422
Mon 31/312:15LHR - YYT
2 stops27h 27mUnited Airlines
Tue 15/405:20YYT - LHR
2 stops23h 30mUnited Airlines
Deal found 23/3£602
Sun 30/315:50LHR - YYT
1 stop34h 39mLufthansa
Tue 15/413:05YYT - LHR
1 stop13h 55mLufthansa
Deal found 23/3£670
Tue 29/714:10LHR - YYT
1 stop19h 40mWestJet
Thu 7/806:50YYT - LHR
2 stops25h 45mWestJet
Deal found 24/3£1,513

Cheapflights Fare Finder

Customise your flight search to find flights from Heathrow to St. John's 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 858,174 searches. Data last updated 25 March 2025.
Use the filters below to find and compare flights from London Heathrow Airport to St. John's that are best for you.

Fly from

Heathrow

Fly to

St. John's

Route

Depart

Return

Price

LondonSt. John's

LHR - YYT

LHRYYT

London Heathrow

Mon 28/4

09:30-10:19

2 stops28h 19m

St John's

Mon 12/5

05:45-10:00

1 stop24h 45m

£389

LondonSt. John's

LHR - YYT

LHRYYT

London Heathrow

Mon 12/5

09:30-10:14

2 stops28h 14m

St John's

Mon 19/5

14:00-10:00

1 stop16h 30m

£422

LondonSt. John's

LHR - YYT

LHRYYT

London Heathrow

Tue 29/7

09:30-00:33

2 stops18h 33m

St John's

Thu 7/8

05:00-07:15

2 stops22h 45m

£923

LondonSt. John's

LHR - YYT

LHRYYT

London Heathrow

Tue 24/6

14:05-00:33

1 stop13h 58m

St John's

Thu 26/6

14:00-10:00

1 stop16h 30m

£1,239

LondonSt. John's

LHR - YYT

LHRYYT

London Heathrow

Tue 29/7

14:10-06:20

1 stop19h 40m

St John's

Thu 7/8

07:10-12:05

1 stop25h 25m

£1,513

LondonSt. John's

LHR - YYT

LHRYYT

London Heathrow

Tue 19/8

06:20-11:49

1 stop8h 59m

£282

LondonSt. John's

LHR - YYT

LHRYYT

London Heathrow

Wed 11/6

14:10-22:55

2 stops36h 15m

£475

LondonSt. John's

LHR - YYT

LHRYYT

London Heathrow

Tue 6/5

09:30-00:37

1 stop18h 37m

£520

LondonSt. John's

LHR - YYT

LHRYYT

London Heathrow

Mon 9/6

09:30-10:14

2 stops28h 14m

£524

LondonSt. John's

LHR - YYT

LHRYYT

London Heathrow

Mon 25/8

19:15-22:55

2 stops31h 10m

£651

Flights are sorted by cheapest return flights first.

Deals found on 23/3

Showing 1-10 of 13 results
1
2

Best time to book a flight from Heathrow to St. John's

Have a flexible travel schedule? Discover the best time to fly to St. John's from Heathrow with our price prediction graph.
Estimated return 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 London Heathrow Airport to St. John's

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

Use this chart to determine the optimal time to book a return flight from Heathrow to St. John's. Price data was last updated on 21 March 2025.

The best time to book flights from London Heathrow Airport to St. John's is 69 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, October is the cheapest month in which you can book a flight from London Heathrow Airport to St. John's (average of £437). Flying from London Heathrow Airport to St. John's in December is currently the most expensive (average of £806). 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.

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

Find hourly flight availability from Heathrow to St. John's. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 25 March 2025.

When flying from London Heathrow Airport to St. John's, the time of day you fly usually plays a role in the price. Save by searching for a flight at midday, which can drop the price by up to 5% versus a flight in the morning.

Rainfall in St. John's by month

Plan your trip to St. John's by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in St. John's ranges from 92.0 - 165.0 inches per month. December is typically the wettest month, when rainfall can reach 165.0 mm. July is typically the driest time to visit St. John's when rainfall is around 92.0 mm.

Temperature in St. John's by month

Plan your trip to St. John's by taking into account the average temperature totals by month.

If weather is an important factor for your trip to St. John's, 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 16.0 C. Travellers hoping to avoid the cold should look outside of February, when temperatures are typically at their lowest (around -5.0 C).

Reviews of airlines servicing St. John's

Get insights into the airlines that provide service to St. John's. 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 St. John's. Reviews last updated 25 March 2025.
To help decide which airline to fly from London to St. John's, see what other customers have to say about Delta, KLM and Air France. 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.

Comfort

8.0

Entertainment

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Overall

8.0

Reviews

1 / 20
6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
8.0
Very Good

Comfort

8.0

Entertainment

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Overall

8.0

Reviews

1 / 20
6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

Comfort

8.0

Entertainment

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Overall

8.0

Reviews

1 / 20
6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

Comfort

8.0

Entertainment

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Overall

8.0

Reviews

1 / 20
6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

Comfort

8.0

Entertainment

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Overall

8.0

Reviews

1 / 20
6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

Comfort

8.0

Entertainment

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Overall

8.0

Reviews

1 / 20
6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

Related info for your journey

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

    Located just 4.2 mi from the city center, St John's is the airport most travelers will use when flying to St. John's from London Heathrow. Booking flights from London Heathrow to St John's (YYT) should be relatively easy as there are 0 daily inbound flights from London Heathrow from 3 different airlines.

  • What are the cheapest airlines flying from London Heathrow Airport to St. John's round-trip?

    Our cheapest airline available from London Heathrow Airport to St. John's is Air Canada. Our recent data shows that you can find tickets from as low as £389 on this airline. Additional options worth looking into are United Airlines and Lufthansa, starting at £923 and £1,239 round-trip. These flights start at 42% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from London Heathrow Airport to St. John's one-way?

    The cheapest airline one-way is WestJet, with whom users have recently found tickets for as low as £475. However, be on the lookout for offers from Lufthansa and Air Canada, as they are both options that can get you from London Heathrow Airport to St. John's for a low price.

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from London Heathrow Airport to St. John's (average of £437). Flying from London Heathrow Airport to St. John's in December is currently the most expensive (average of £806). 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

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Alternative routes for Heathrow to St. John's

See prices for flight routes from nearby airports that may be better suited for you.

Top 3 airlines flying from Heathrow to St. John's

Discover the top 3 airlines that operate flights from Heathrow to St. John's. 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 858,174 searches. Data last updated 25 March 2025.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapest£319Average£549FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Air CanadaCheapest£533Average£635FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
LufthansaCheapest£569Average£684FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights

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

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

Not ready to book yet? You can track prices for flights from Heathrow to St. John's on Cheapflights with our Price Alert feature and get notified when better prices are available.

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