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Cheap flights from London Heathrow Airport to St. John's from £192

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 22/6. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — YYT
1 Jul — 8 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Heathrow to St. John's

Enter your travel dates to find the best prices.

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 1 June 2026.

Wed 22/715:10
LHR
-
YYT
1 stop24h 00m
Multiple Airlines
Mon 27/700:30
YYT
-
LHR
1 stop11h 00m
Multiple Airlines
Deal found 27/5£411
Wed 24/621:10
LHR
-
YYT
1 stop18h 00m
Multiple Airlines
Wed 1/715:00
YYT
-
LHR
2 stops24h 25m
Multiple Airlines
Deal found 27/5£488
Fri 28/806:40
LHR
-
YYT
2 stops17h 05m
Multiple Airlines
Mon 7/900:30
YYT
-
LHR
1 stop12h 00m
Multiple Airlines
Deal found 31/5£583
Wed 1/715:10
LHR
-
YYT
1 stop24h 00m
Multiple Airlines
Mon 6/715:00
YYT
-
LHR
2 stops20h 30m
Multiple Airlines
Deal found 27/5£600
Tue 14/720:50
LHR
-
YYT
2 stops42h 20m
Multiple Airlines
Mon 20/700:30
YYT
-
LHR
1 stop12h 00m
Multiple Airlines
Deal found 30/5£609
Mon 21/906:00
LHR
-
YYT
2 stops20h 25m
Multiple Airlines
Wed 30/913:20
YYT
-
LHR
2 stops26h 00m
Multiple Airlines
Deal found 28/5£656
Tue 16/612:40
LHR
-
YYT
1 stop25h 18m
Air Canada
Tue 15/920:25
YYT
-
LHR
1 stop21h 05m
Air Canada
Deal found 27/5£667
Tue 15/907:25
LHR
-
YYT
2 stops20h 38m
Multiple Airlines
Sat 26/908:30
YYT
-
LHR
2 stops20h 35m
Multiple Airlines
Deal found 27/5£672
Mon 14/909:30
LHR
-
YYT
2 stops19h 46m
Air Canada
Wed 30/914:05
YYT
-
LHR
1 stop27h 25m
Air Canada
Deal found 31/5£672

Find 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 1 June 2026.

Round-trip from

£411

One-way from

£192

Popular in

December

Cheapest in

February

Average price

£672
22/7-27/7
  • 22/7-27/7
  • 2 total stops
  • 35h 00m total
  • London to St. John's
Search Deals
22/6
  • 22/6
  • 1 total stop
  • 18h 10m total
  • London to St. John's
Search Deals
Highest demand for flights based on searches. 2% potential increase in price (£12 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£12 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

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 1 June 2026.
Use the filters below to find and compare flights from London Heathrow Airport to St. John's that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonSt. John's

LHR - YYT

LHRYYT

London Heathrow

Tue 16/6

12:40-10:28

1 stop25h 18m

St John's

Tue 15/9

20:25-21:00

1 stop21h 05m

£667

LondonSt. John's

LHR - YYT

LHRYYT

London Heathrow

Tue 16/6

13:30-00:36

2 stops38h 36m

St John's

Tue 15/9

13:15-07:40

2 stops14h 55m

£712

LondonSt. John's

LHR - YYT

LHRYYT

London Heathrow

Thu 25/6

12:40-10:28

1 stop25h 18m

St John's

Thu 2/7

13:55-10:00

1 stop16h 35m

£723

LondonSt. John's

LHR - YYT

LHRYYT

London Heathrow

Tue 14/7

06:00-00:45

2 stops22h 15m

St John's

Tue 21/7

20:40-06:30

2 stops30h 20m

£724

LondonSt. John's

LHR - YYT

LHRYYT

London Heathrow

Wed 1/7

13:30-01:46

2 stops15h 46m

St John's

Mon 6/7

07:30-21:00

1 stop10h 00m

£726

LondonSt. John's

LHR - YYT

LHRYYT

London Heathrow

Wed 24/6

06:50-23:28

2 stops20h 08m

St John's

Wed 1/7

11:05-08:35

2 stops18h 00m

£741
Fastest return journey

LondonSt. John's

LHR - YYT

LHRYYT

London Heathrow

Tue 30/6

09:30-17:10

1 stop11h 10m

St John's

Tue 7/7

18:05-10:00

1 stop12h 25m

£744

LondonSt. John's

LHR - YYT

LHRYYT

London Heathrow

Fri 26/6

06:50-20:03

2 stops16h 43m

St John's

Sun 5/7

20:40-21:00

1 stop20h 50m

£753

LondonSt. John's

LHR - YYT

LHRYYT

London Heathrow

Sun 12/7

08:30-00:45

2 stops19h 45m

St John's

Sun 19/7

18:05-07:40

2 stops34h 05m

£760
Cheapest one-way

LondonSt. John's

LHR - YYT

LHRYYT

London Heathrow

Wed 24/6

15:10-11:40

3 stops24h 00m

£259

Flights are sorted by cheapest return flights first.

Deals found on 30/5

Showing 1-10 of 18 resultsSorted by cheapest first
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

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

Currently, February is the cheapest month in which you can book a flight from London Heathrow Airport to St. John's (average of £524). Flying from London Heathrow Airport to St. John's in December is currently the most expensive (average of £799). 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.

How much does it cost for a return flight from London Heathrow Airport to St. John's?

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 1 June 2026.
See what other customers who have flown with WestJet and Air Canada from London Heathrow Airport to St. John's have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
WestJet
7.2
Good
3,350 reviews
Check prices

Entertainment

6.1

Overall

7.2

Boarding

7.4

Food

6.2

Crew

7.9

Comfort

7.0

Reviews

1 / 20
4.0
Okay

Jonathan,May 2026

LHR - YYC

We travelled Extended Economy. The plane was slightly late but ok cleanwise. The crew were reasonably welcoming but the in flight service was poor. The food was below expectations and worse than in prior years
WestJet
7.2
Good
3,350 reviews
WestJet
7.2
Good
3,350 reviews
Check prices

Entertainment

6.1

Overall

7.2

Boarding

7.4

Food

6.2

Crew

7.9

Comfort

7.0

Reviews

1 / 20
4.0
Okay

Jonathan,May 2026

LHR - YYC

We travelled Extended Economy. The plane was slightly late but ok cleanwise. The crew were reasonably welcoming but the in flight service was poor. The food was below expectations and worse than in prior years
Air Canada
7.1
Good
11,107 reviews
WestJet
7.2
Good
3,350 reviews
Check prices

Entertainment

6.1

Overall

7.2

Boarding

7.4

Food

6.2

Crew

7.9

Comfort

7.0

Reviews

1 / 20
4.0
Okay

Jonathan,May 2026

LHR - YYC

We travelled Extended Economy. The plane was slightly late but ok cleanwise. The crew were reasonably welcoming but the in flight service was poor. The food was below expectations and worse than in prior years

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 2 different airlines.

  • How long is the flight from London Heathrow Airport to St. John's?

    Airlines like Air Canada and Lufthansa fly from London Heathrow Airport to St. John's in about 25h 18m. The time it takes to get you to your destination can typically vary by up to 13h 18m. Airlines will cover a distance of 2307 mi. Both multi-stop and direct flights can be found to your destination and back.

  • 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 WestJet. Our recent data shows that you can find tickets from as low as £305 on this airline. An additional option worth looking into is Air Canada, starting at £524. These flights start at 51% lower than the current average price 3 months from now.

  • 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, February is the cheapest month in which you can book a flight from London Heathrow Airport to St. John's (average of £524). Flying from London Heathrow Airport to St. John's in December is currently the most expensive (average of £799). 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.
Gatwick to St. John's flights
Stansted to St. John's flights
London City to St. John's flights
Luton to St. John's flights
Heathrow to Deer Lake flights

Top 2 airlines flying from Heathrow to St. John's

Discover the top 2 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 1 June 2026.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapest£305Average£559FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Air CanadaCheapest£524Average£657FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

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

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

Cheapflights helps you search for flights from Heathrow to St. John's via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Heathrow to St. John's for you. Better yet — we are completely free to use.

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

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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