Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from St. John's to London from C$ 252

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 19/5. Fares are subject to change and may not be available on all flights or dates of travel.
YYT — LON
15 Apr — 22 Apr1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from St John's to London are usually found in June or September, booked 79 days in advance, depart on a Thursday or Monday and return on a Tuesday

Cheap flight deals from St. John's to London

Enter your travel dates to find the best prices.

Cheapest flights from St. John's to London
Explore the most affordable flight options available from St. John's to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 March 2026.

Sun 3/512:40 a.m.
YYT
-
LGW
Nonstop5h 15m
WestJet
Mon 18/510:45 a.m.
LGW
-
YYT
Nonstop5h 50m
WestJet
Deal found 12/3C$ 654
Sun 3/512:40 a.m.
YYT
-
LGW
Nonstop5h 15m
WestJet
Sat 16/510:45 a.m.
LGW
-
YYT
Nonstop5h 50m
WestJet
Deal found 12/3C$ 656
Sun 3/512:40 a.m.
YYT
-
LGW
Nonstop5h 15m
Multiple Airlines
Mon 18/59:30 p.m.
LGW
-
YYT
2 stops28h 55m
Multiple Airlines
Deal found 12/3C$ 726
Sun 3/512:40 a.m.
YYT
-
LGW
Nonstop5h 15m
Multiple Airlines
Tue 19/58:50 a.m.
LGW
-
YYT
2 stops17h 35m
Multiple Airlines
Deal found 12/3C$ 741
Sun 3/512:40 a.m.
YYT
-
LGW
Nonstop5h 15m
WestJet
Mon 11/510:45 a.m.
LGW
-
YYT
Nonstop5h 50m
WestJet
Deal found 14/3C$ 768
Tue 19/512:40 a.m.
YYT
-
LGW
Nonstop5h 15m
WestJet
Fri 5/610:45 a.m.
LGW
-
YYT
Nonstop5h 50m
WestJet
Deal found 14/3C$ 805
Sun 3/512:40 a.m.
YYT
-
LGW
Nonstop5h 15m
WestJet
Fri 15/510:45 a.m.
LGW
-
YYT
Nonstop5h 50m
WestJet
Deal found 12/3C$ 807
Sun 10/512:40 a.m.
YYT
-
LGW
Nonstop5h 15m
WestJet
Fri 29/510:45 a.m.
LGW
-
YYT
Nonstop5h 50m
WestJet
Deal found 15/3C$ 811
Mon 8/612:30 a.m.
YYT
-
LTN
1 stop18h 50m
Multiple Airlines
Wed 17/63:55 p.m.
LTN
-
YYT
1 stop23h 15m
Multiple Airlines
Deal found 11/3C$ 940
Wed 10/612:30 a.m.
YYT
-
LTN
1 stop17h 15m
Multiple Airlines
Wed 17/63:55 p.m.
LTN
-
YYT
1 stop23h 15m
Multiple Airlines
Deal found 11/3C$ 941
Mon 8/612:30 a.m.
YYT
-
STN
1 stop10h 40m
Multiple Airlines
Mon 15/610:45 p.m.
STN
-
YYT
1 stop16h 25m
Multiple Airlines
Deal found 11/3C$ 944
Mon 8/612:30 a.m.
YYT
-
STN
1 stop13h 05m
Multiple Airlines
Tue 16/66:30 a.m.
STN
-
YYT
1 stop8h 40m
Multiple Airlines
Deal found 11/3C$ 947

Find flight deals from St. John's to London

Discover tips and strategies to find the most affordable flight options for your journey from St. John's (YYT) to London (LON). 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 16 March 2026.

Round-trip from

C$ 654

One-way from

C$ 252

Popular in

November

Cheapest in

June

Average price

C$ 1,070

Good round-trip deal

C$ 860 or less

Good one-way deal

C$ 364 or less
WestJet
  • WestJet
  • 3/5-18/5
  • Nonstop
  • 11h 05m total
  • St. John's to London
Search Deals
WestJet
  • WestJet
  • 19/5
  • Nonstop
  • 5h 15m total
  • St. John's to London
Search Deals
Highest demand for flights based on searches. 27% potential increase in price (C$ 532 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease (C$ 103 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals
Price to beat on a round-trip flight from St John's to London (LON).
Search Deals
Price to beat on a one-way flight from St John's to London (LON).
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from St. John's to London 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 629,999 searches. Data last updated 16 March 2026.
Use the filters below to find and compare flights from St. John's to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. John'sLondon

YYT - STN

YYTSTN

St John's

Wed 10/6

12:30 a.m.-11:20 p.m.

1 stop19h 20m

London Stansted

Wed 17/6

10:45 p.m.-11:40 a.m.

1 stop16h 25m

C$ 981
Quickest round-trip

St. John'sLondon

YYT - LGW

YYTLGW

St John's

Thu 27/8

12:40 a.m.-9:25 a.m.

Nonstop5h 15m

London Gatwick

Mon 7/9

10:45 a.m.-1:05 p.m.

Nonstop5h 50m

C$ 1,000

St. John'sLondon

YYT - STN

YYTSTN

St John's

Sun 24/5

6:05 a.m.-9:35 a.m.

3 stops24h 00m

London Stansted

Wed 27/5

7:10 p.m.-11:40 a.m.

2 stops20h 00m

C$ 1,032

St. John'sLondon

YYT - LGW

YYTLGW

St John's

Fri 1/5

12:40 a.m.-9:25 a.m.

Nonstop5h 15m

London Gatwick

Wed 3/6

10:45 a.m.-1:05 p.m.

Nonstop5h 50m

C$ 1,034

St. John'sLondon

YYT - LTN

YYTLTN

St John's

Mon 8/6

3:00 p.m.-12:45 p.m.

2 stops18h 15m

London Luton

Thu 18/6

9:40 p.m.-10:55 p.m.

2 stops28h 45m

C$ 1,043

St. John'sLondon

YYT - STN

YYTSTN

St John's

Wed 10/6

12:30 a.m.-11:20 p.m.

1 stop19h 20m

London Stansted

Thu 18/6

6:30 a.m.-11:40 a.m.

1 stop8h 40m

C$ 1,070

St. John'sLondon

YYT - LHR

YYTLHR

St John's

Mon 4/5

5:35 a.m.-6:55 a.m.

2 stops21h 50m

London Heathrow

Sat 16/5

4:40 p.m.-1:01 p.m.

2 stops23h 51m

C$ 1,121

St. John'sLondon

YYT - LHR

YYTLHR

St John's

Wed 2/9

5:35 a.m.-7:15 a.m.

2 stops22h 10m

London Heathrow

Wed 16/9

9:30 a.m.-12:33 a.m.

2 stops18h 33m

C$ 1,124

St. John'sLondon

YYT - LHR

YYTLHR

St John's

Tue 19/5

5:35 a.m.-7:15 a.m.

2 stops22h 10m

London Heathrow

Fri 5/6

9:30 a.m.-12:36 a.m.

2 stops18h 36m

C$ 1,124

St. John'sLondon

YYT - LHR

YYTLHR

St John's

Sun 3/5

5:40 p.m.-6:55 a.m.

2 stops33h 45m

London Heathrow

Fri 15/5

3:20 p.m.-1:01 p.m.

2 stops25h 11m

C$ 1,128

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/3

Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
...
6

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

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

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

Use this chart to determine the optimal time to book a round-trip flight from St. John's to London. Price data was last updated on 13 March 2026.

Booking 78 days in advance of your planned departure date is, on average, the best time to get cheap flights from St. John's to London. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What’s the top layover airport for flights from St. John's to London?

Share of one-stop round-trip flights from St. John's to London chosen by Cheapflights users in the past 12 months, using the same layover each way.

Halifax (YHZ) – chosen by Cheapflights users on 62% of one-stop itineraries from St. John's to London on Cheapflights.

What’s the cheapest layover airport for flights from St. John's to London?

Average round-trip fare for 1-stop flights from St. John's to London, chosen by Cheapflights users in the past 12 months, with the same layover each way.

Toronto (YYZ) is the most affordable 1-stop option, with an average round-trip price of C$ 1,126.

What’s the fastest layover option from St. John's to London?

Shortest average travel time for 1-stop one-way flights from St. John's to London, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via Halifax (YHZ) have the shortest average one-way travel time for 1-stop routes: 9h 41m.

Which airport typically offers the quickest layover for flights from St. John's to London?

Average layover duration for 1-stop one-way flights from St. John's to London, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Halifax (YHZ) offer the fastest connection on this route, with an average layover time of 2h 13m.

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. 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 London. Reviews last updated 16 March 2026.
Check out reviews from past customers who have flown with WestJet and Air Canada from St. John's to London to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
WestJet
7.2
Good
3,295 reviews
Check prices

Food

6.2

Comfort

7.0

Entertainment

6.1

Crew

7.9

Overall

7.2

Boarding

7.4

Reviews

1 / 20
10.0
Excellent

Joseph,Feb 2026

YYJ - YEG

Is just a domestic flight can't complain at all..but everything is great..
WestJet
7.2
Good
3,295 reviews
WestJet
7.2
Good
3,295 reviews
Check prices

Food

6.2

Comfort

7.0

Entertainment

6.1

Crew

7.9

Overall

7.2

Boarding

7.4

Reviews

1 / 20
10.0
Excellent

Joseph,Feb 2026

YYJ - YEG

Is just a domestic flight can't complain at all..but everything is great..
Air Canada
7.1
Good
10,805 reviews
WestJet
7.2
Good
3,295 reviews
Check prices

Food

6.2

Comfort

7.0

Entertainment

6.1

Crew

7.9

Overall

7.2

Boarding

7.4

Reviews

1 / 20
10.0
Excellent

Joseph,Feb 2026

YYJ - YEG

Is just a domestic flight can't complain at all..but everything is great..

Related info for your journey

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

    If you book a flight to London from St. John's, you will be flying from St John's, which is the city’s only airport. St John's (YYT) is located 6.7 km from the centre of St. John's. There are 0 flights from St John's to London per day from 2 different airlines.

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

    A quick flight from St. John's to London can take about 5h 15m. WestJet provides one of the quickest options available for as low as C$ 1,000. Airlines will cover a distance of 3740 km. This flight may include one or multiple stops.

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

    Our cheapest airline available from St. John's to London is WestJet. Our recent data shows that you can find tickets from as low as C$ 547 on this airline. An additional option worth looking into is Air Canada, starting at C$ 904. You may be able to fly from St. John's to London for 47% less than the average price by searching for these airlines.

  • What are the most popular routes from St. John's to London?

    Most travellers choose St John's - London Heathrow, St John's - London Gatwick or St John's - London City when deciding on the best route from St. John's to London.

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

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

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

    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 London.

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

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

Book flights to London if you plan to visit one of these locations
Twickenham
Sutton
Gatwick
Slough
Marlow
Cobham
Romford
Watford
Bedford
Luton
High Wycombe
Hounslow

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for St. John's to London

See prices for flight routes from nearby airports that may be better suited for you.
St. John's to Heathrow flights
St. John's to Gatwick flights
St. John's to Luton flights
St. John's to London City flights
St. John's to Edinburgh flights
St. John's to Manchester flights

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

Discover the top 2 airlines that operate flights from St. John's to London. 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 629,999 searches. Data last updated 16 March 2026.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 547AverageC$ 730FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Air CanadaCheapestC$ 904AverageC$ 1,193FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

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

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

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

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

Millions of users choose and trust Cheapflights to book the best flight deals from St. John's to London for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Need flexible booking options for your flight to London from St. John's? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Yes, Cheapflights offers price alerts on St. John's to London flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.