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Cheap flights from St. John's to London Heathrow Airport from £428

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 14/5. Fares are subject to change and may not be available on all flights or dates of travel.
ANU — LHR
6 Jun — 13 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from St. John's to Heathrow

Enter your travel dates to find the best prices.

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 7 May 2026.

Sat 16/514:05
ANU
-
LHR
2 stops35h 25m
Multiple Airlines
Sat 5/914:10
LHR
-
ANU
2 stops29h 10m
Multiple Airlines
Deal found 5/5£963
Wed 2/1218:00
ANU
-
LHR
1 stop13h 15m
American Airlines
Fri 1/118:00
LHR
-
ANU
1 stop23h 49m
American Airlines
Deal found 6/5£972
Thu 17/916:20
ANU
-
LHR
2 stops24h 20m
American Airlines
Fri 25/920:10
LHR
-
ANU
2 stops22h 15m
American Airlines
Deal found 6/5£978
Thu 3/913:26
ANU
-
LHR
2 stops18h 24m
American Airlines
Thu 10/917:35
LHR
-
ANU
2 stops26h 45m
American Airlines
Deal found 6/5£988
Sat 13/614:05
ANU
-
LHR
2 stops49h 55m
Air Canada
Sat 20/614:10
LHR
-
ANU
2 stops29h 10m
Air Canada
Deal found 7/5£1,025

Find flight deals from St. John's to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from St. John's (ANU) 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 7 May 2026.

Round-trip from

£975

One-way from

£428

Popular in

November

Cheapest in

January

Average price

£796

Good one-way deal

£3,037 or less
American Airlines
  • American Airlines
  • 3/9-10/9
  • 3 total stops
  • 48h 15m total
  • St. John's to London
Search Deals
14/5
  • 14/5
  • 2 total stops
  • 20h 08m total
  • St. John's to London
Search Deals
Highest demand for flights based on searches. 16% potential increase in price (£122 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£27 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 2026
Search Deals
Price to beat on a one-way flight from St. John's V.C. Bird Intl to London Heathrow.
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from St. John's 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 858,174 searches. Data last updated 7 May 2026.
Use the filters below to find and compare flights from St. John's to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

St. John'sLondon

ANU - LHR

ANULHR

St. John's V.C. Bird Intl

Thu 17/9

16:20-21:40

2 stops24h 20m

London Heathrow

Fri 25/9

19:25-15:20

2 stops24h 55m

£978

St. John'sLondon

ANU - LHR

ANULHR

St. John's V.C. Bird Intl

Thu 3/9

13:26-12:50

2 stops18h 24m

London Heathrow

Thu 10/9

20:10-15:20

2 stops24h 10m

£988
Fastest return journey

St. John'sLondon

ANU - LHR

ANULHR

St. John's V.C. Bird Intl

Thu 3/9

17:25-09:20

Nonstop10h 55m

London Heathrow

Thu 10/9

09:35-15:45

Nonstop11h 10m

£1,100

St. John'sLondon

ANU - LHR

ANULHR

St. John's V.C. Bird Intl

Sun 21/6

15:05-20:20

2 stops24h 15m

London Heathrow

Sun 28/6

21:25-14:37

2 stops46h 12m

£1,217

St. John'sLondon

ANU - LHR

ANULHR

St. John's V.C. Bird Intl

Fri 12/6

15:42-20:45

1 stop24h 03m

London Heathrow

Mon 22/6

08:15-14:37

1 stop35h 22m

£1,219

St. John'sLondon

ANU - LHR

ANULHR

St. John's V.C. Bird Intl

Thu 4/6

19:15-11:50

2 stops35h 35m

London Heathrow

Thu 11/6

09:35-15:45

1 stop11h 10m

£1,249

St. John'sLondon

ANU - LHR

ANULHR

St. John's V.C. Bird Intl

Wed 17/6

15:49-06:30

2 stops33h 41m

London Heathrow

Sun 21/6

08:15-14:37

1 stop35h 22m

£1,282

St. John'sLondon

ANU - LHR

ANULHR

St. John's V.C. Bird Intl

Thu 11/6

15:42-20:45

1 stop24h 03m

London Heathrow

Mon 22/6

08:15-14:37

1 stop35h 22m

£1,340

St. John'sLondon

ANU - LHR

ANULHR

St. John's V.C. Bird Intl

Mon 8/6

17:25-09:20

1 stop10h 55m

London Heathrow

Sun 12/7

09:35-11:40

1 stop31h 05m

£1,379
Cheapest one-way

St. John'sLondon

ANU - LHR

ANULHR

St. John's V.C. Bird Intl

Sun 17/5

13:38-20:20

2 stops25h 42m

£501

Flights are sorted by cheapest return flights first.

Deals found on 4/5

Showing 1-10 of 18 resultsSorted by cheapest first
1
2

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

Have a flexible travel schedule? Discover the best time to fly to Heathrow from St. John's 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.

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?

    St. John's V.C. Bird Intl (ANU), located 3.8 mi from the city center, is the airport you fly out of when you book flights from St. John's to London Heathrow. 0 airlines have flights from V.C. Bird Intl to London Heathrow on a regular basis. Booking flights from St. John's V.C. Bird Intl to London Heathrow should not be difficult; the airport handles an average of 0 outbound flights to London Heathrow per day.

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

    There are many flights that can get you from St. John's, Saint John to London Heathrow Airport in 24h 20m. Fly via American Airlines to get the fastest option. Airlines will cover a distance of 4069 mi.

  • What are the most reliable airlines from St. John's, Saint John to London Heathrow Airport?

    Before booking your flight to London Heathrow Airport from St. John's, Saint John, check out the most reliable airlines to get you to your destination on time: SAUDIA (88%), Scandinavian Airlines (88%), Virgin Atlantic( 88%).

  • What are the cheapest flights from St. John's, Saint John to London Heathrow Airport?

    Looking at all options, your cheapest flight can be booked for £3,037. While the most popular route (St. John's V.C. Bird Intl - London Heathrow) can be booked for £963 on average, our data indicates £3,037 when flying from St. John's, Saint John to London Heathrow Airport.

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

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

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

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

    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.

See more FAQs

Travelling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Milton Keynes
Wembley
Croydon
Northampton
Hounslow
Luton
Gatwick
Ilford
Slough
Hayes
Brentford
Colchester
Romford
Watford
Kingston upon Thames
Eastbourne
Swindon
Ipswich
Southend-on-Sea
Guildford

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Alternative routes for St. John's to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.
St. John's to Gatwick flights

Fly with Cheapflights

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

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from St. John's to Heathrow. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

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

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

Certainly. Search results for flights to Heathrow from St. John's shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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