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Cheap flights from St. John's to London Heathrow Airport from £201

YYT — LHR
3 Nov — 10 Nov1
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

Mon 5/1005:45 -
2 stops25h 25m
Thu 8/1010:25 -
2 stops29h 18m
Deal found 2/10£602
Sat 14/1105:15 -
2 stops26h 05m
Sat 21/1109:10 -
2 stops19h 20m
Deal found 30/9£602
Tue 27/1018:15 -
2 stops38h 05m
Tue 3/1112:05 -
2 stops32h 50m
Deal found 29/9£603
Wed 4/1105:00 -
2 stops23h 25m
Mon 16/1115:10 -
2 stops29h 45m
Deal found 2/10£606
Sun 15/1106:00 -
2 stops35h 50m
Sun 22/1112:05 -
2 stops16h 55m
Deal found 1/10£606
Mon 5/1005:45 -
2 stops25h 25m
Sun 11/1007:45 -
2 stops31h 58m
Deal found 2/10£610
Mon 19/1018:05 -
2 stops33h 20m
Fri 23/1008:00 -
2 stops42h 51m
Deal found 2/10£613
Thu 5/1118:15 -
2 stops32h 35m
Sat 14/1110:25 -
2 stops18h 55m
Deal found 2/10£618
Tue 17/1107:40 -
1 stop9h 50m
Fri 20/1106:50 -
2 stops14h 05m
Deal found 3/10£620
Mon 19/1015:00 -
2 stops21h 45m
Fri 23/1017:50 -
1 stop32h 35m
Deal found 2/10£629
Sun 25/1009:00 -
2 stops23h 20m
Wed 4/1112:15 -
3 stops25h 47m
Deal found 29/9£636

Find flight deals from St. John's to Heathrow

Round-trip from

£602

One-way from

£201

Popular in

November

Cheapest in

April

Average price

£874
United Airlines
  • United Airlines
  • 26/10-2/11
  • 4 total stops
  • 70h 35m total
  • St. John's to London
Search Deals
12/10-31/12
  • 12/10-31/12
  • 1 total stop
  • 13h 20m total
  • St. John's to London
Search Deals
Highest demand for flights based on searches. 17% potential increase in price (£125 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 October 2026
Search Deals

Cheapflights Fare Finder

 
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
Fastest return journey

St. John'sLondon

YYT St John's - LHR London Heathrow

YYTLHR

St John's

Wed 14/10

00:30-16:00

1 stop12h 00m

London Heathrow

Wed 31/12

00:00-19:30

Nonstop0h 00m

£206

St. John'sLondon

YYT St John's - LHR London Heathrow

YYTLHR

St John's

Thu 12/11

09:05-12:50

1 stop24h 15m

London Heathrow

Wed 31/12

00:00-19:30

Nonstop0h 00m

£325

St. John'sLondon

YYT St John's - LHR London Heathrow

YYTLHR

St John's

Fri 13/11

14:25-12:50

2 stops42h 55m

London Heathrow

Wed 31/12

00:00-19:30

Nonstop0h 00m

£332

St. John'sLondon

YYT St John's - LHR London Heathrow

YYTLHR

St John's

Tue 17/11

06:00-12:40

3 stops27h 10m

London Heathrow

Wed 31/12

00:00-19:30

Nonstop0h 00m

£339

St. John'sLondon

YYT St John's - LHR London Heathrow

YYTLHR

St John's

Sat 10/10

15:00-13:30

2 stops19h 00m

London Heathrow

Wed 31/12

00:00-19:30

Nonstop0h 00m

£411

St. John'sLondon

YYT St John's - LHR London Heathrow

YYTLHR

St John's

Thu 12/11

09:05-09:10

3 stops44h 35m

London Heathrow

Wed 31/12

00:00-19:30

Nonstop0h 00m

£448

St. John'sLondon

YYT St John's - LHR London Heathrow

YYTLHR

St John's

Wed 30/12

13:25-18:55

2 stops26h 00m

London Heathrow

Wed 31/12

00:00-19:30

Nonstop0h 00m

£492

St. John'sLondon

YYT St John's - LHR London Heathrow

YYTLHR

St John's

Sat 17/10

15:00-17:50

2 stops23h 20m

London Heathrow

Wed 31/12

00:00-19:30

Nonstop0h 00m

£504

St. John'sLondon

YYT St John's - LHR London Heathrow

YYTLHR

St John's

Mon 26/10

18:15-06:20

2 stops33h 35m

London Heathrow

Mon 2/11

16:20-01:50

2 stops37h 00m

£602

St. John'sLondon

YYT St John's - LHR London Heathrow

YYTLHR

St John's

Tue 10/11

18:15-06:20

2 stops32h 35m

London Heathrow

Fri 27/11

18:00-17:25

2 stops26h 55m

£602

Flights are sorted by cheapest return flights first.

Deals found on 1/10

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

Cheapflights Insights

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

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

Airfare is below average for this route at the moment.

St. John's to London Heathrow Airport flights typically cost between £689 and £908 in October.
The cheapest return price found within the last 5 days was £602 on United Airlines (26 Oct–2 Nov).

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.
Air Canada
7.1
Good
11,718 reviews
Check prices

Crew

7.8

Comfort

7.1

Food

6.3

Entertainment

6.8

Boarding

7.3

Overall

7.1

Reviews

1 / 20
2.0
Mediocre

Hazel,Sept 2026

YYC - FRA

Air Canada cancelled our flight and rebooked us on Lufthansa, where we had to pay for checked luggage. We originally chose Air Canada because our Aeroplan credit card includes a free checked bag. It’s frustrating to face an extra charge because of a change we didn’t choose.
Air Canada
7.1
Good
11,718 reviews
Air Canada
7.1
Good
11,718 reviews
Check prices

Crew

7.8

Comfort

7.1

Food

6.3

Entertainment

6.8

Boarding

7.3

Overall

7.1

Reviews

1 / 20
2.0
Mediocre

Hazel,Sept 2026

YYC - FRA

Air Canada cancelled our flight and rebooked us on Lufthansa, where we had to pay for checked luggage. We originally chose Air Canada because our Aeroplan credit card includes a free checked bag. It’s frustrating to face an extra charge because of a change we didn’t choose.

Related info for your journey

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

    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.

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

    Airlines like United Airlines fly from St. John's to London Heathrow Airport in about 33h 35m. The time it takes to get you to your destination can typically vary by up to . Airlines will cover a distance of 2307 mi.

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

    Currently priced at £688, 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 13% lower than the current average price 3 months from now.

  • 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
Hounslow
Milton Keynes
Luton
Gatwick
Wembley
Slough
Ilford
Hayes
Croydon
Northampton
Colchester
Eastbourne
Enfield
Brentford
Southend-on-Sea
Barnet
Southall
Watford
Stratford-upon-Avon
Kingston upon Thames

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for St. John's to Heathrow

St. John's to Gatwick flights

Top airline flying from St. John's to Heathrow

AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest£688Average£894FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

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