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Cheap flights from St. John's to London from C$ 318

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 3/5. Fares are subject to change and may not be available on all flights or dates of travel.
YYT — LON
5 Jan — 12 Jan1
1 adult
1 adult, Economy, 0 bags

Cheapflights Tip: The best prices from St John's to London are usually found in June or May, booked 78 days in advance, depart on a Thursday or Wednesday and return on a Wednesday

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 6 December 2025.

Fri 5/128:55 p.m.YYT - LHR
1 stop20h 10mAir Canada
Thu 11/129:00 a.m.LHR - YYT
1 stop14h 45mAir Canada
Deal found 4/12C$ 963
Tue 16/127:30 a.m.YYT - LHR
1 stop9h 35mAir Canada
Sun 28/129:00 a.m.LHR - YYT
1 stop18h 00mAir Canada
Deal found 3/12C$ 1,464
Mon 8/121:30 p.m.YYT - LHR
1 stop13h 30mLufthansa
Mon 15/121:25 p.m.LHR - YYT
1 stop15h 01mLufthansa
Deal found 5/12C$ 1,686
Mon 8/125:40 p.m.YYT - LGW
1 stop12h 35mMultiple Airlines
Mon 15/127:00 a.m.LGW - YYT
3 stops19h 45mMultiple Airlines
Deal found 5/12C$ 1,771
Mon 8/126:15 p.m.YYT - LTN
2 stops16h 25mMultiple Airlines
Mon 15/127:20 a.m.LTN - YYT
2 stops21h 06mMultiple Airlines
Deal found 4/12C$ 2,001
Fri 5/126:15 p.m.YYT - LGW
2 stops18h 00mMultiple Airlines
Thu 11/1211:40 a.m.LGW - YYT
1 stop32h 35mMultiple Airlines
Deal found 4/12C$ 2,244
Fri 5/125:40 p.m.YYT - LGW
1 stop12h 35mAir Transat
Thu 11/1211:40 a.m.LGW - YYT
1 stop32h 35mAir Transat
Deal found 4/12C$ 2,274
Tue 16/126:35 a.m.YYT - LGW
2 stops23h 45mTAP AIR PORTUGAL
Sun 28/1210:40 a.m.LGW - YYT
2 stops29h 25mTAP AIR PORTUGAL
Deal found 4/12C$ 3,213

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 6 December 2025.

Round-trip from

C$ 751

One-way from

C$ 318

Popular in

December

Cheapest in

June

Average price

C$ 1,671

Good round-trip deal

C$ 814 or less

Good one-way deal

C$ 333 or less
WestJet
  • WestJet
  • 1/5-9/5
  • Nonstop
  • 11h 00m total
  • St. John's to London
Search Deals
WestJet
  • WestJet
  • 3/5
  • Nonstop
  • 5h 05m total
  • St. John's to London
Search Deals
Highest demand for flights based on searches. 24% potential increase in price (C$ 446 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease (C$ 87 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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 6 December 2025.
Use the filters below to find and compare flights from St. John's to London that are best for you.

Fly from

St. John's

Fly to

London

Route

Depart

Return

Price

St. John'sLondon

YYT - LGW

YYTLGW

St John's

Fri 1/5

12:30 a.m.-9:05 a.m.

Nonstop5h 05m

London Gatwick

Sat 9/5

11:00 a.m.-1:25 p.m.

Nonstop5h 55m

C$ 751

St. John'sLondon

YYT - LGW

YYTLGW

St John's

Sun 3/5

12:30 a.m.-9:05 a.m.

Nonstop5h 05m

London Gatwick

Mon 18/5

11:00 a.m.-1:25 p.m.

Nonstop5h 55m

C$ 811

St. John'sLondon

YYT - LGW

YYTLGW

St John's

Thu 30/4

12:30 a.m.-9:05 a.m.

Nonstop5h 05m

London Gatwick

Sat 16/5

11:00 a.m.-1:25 p.m.

Nonstop5h 55m

C$ 819

St. John'sLondon

YYT - LGW

YYTLGW

St John's

Sun 10/5

12:30 a.m.-9:05 a.m.

Nonstop5h 05m

London Gatwick

Fri 29/5

11:00 a.m.-1:25 p.m.

Nonstop5h 55m

C$ 823

St. John'sLondon

YYT - LGW

YYTLGW

St John's

Fri 1/5

12:30 a.m.-9:05 a.m.

Nonstop5h 05m

London Gatwick

Sat 9/5

4:30 p.m.-1:05 p.m.

1 stop24h 05m

C$ 879

St. John'sLondon

YYT - LGW

YYTLGW

St John's

Sun 3/5

12:30 a.m.-9:05 a.m.

Nonstop5h 05m

London Gatwick

Mon 18/5

9:30 p.m.-10:55 p.m.

2 stops28h 55m

C$ 934

St. John'sLondon

YYT - LHR

YYTLHR

St John's

Wed 21/1

7:30 a.m.-8:35 p.m.

1 stop9h 35m

London Heathrow

Wed 28/1

9:00 a.m.-1:11 a.m.

2 stops19h 41m

C$ 977

St. John'sLondon

YYT - LHR

YYTLHR

St John's

Mon 9/2

8:55 p.m.-8:35 p.m.

1 stop20h 10m

London Heathrow

Mon 16/2

9:00 a.m.-8:15 p.m.

1 stop14h 45m

C$ 995

St. John'sLondon

YYT - LHR

YYTLHR

St John's

Mon 19/1

7:30 a.m.-8:35 p.m.

1 stop9h 35m

London Heathrow

Mon 26/1

9:00 a.m.-11:30 p.m.

1 stop18h 00m

C$ 995

St. John'sLondon

YYT - STN

YYTSTN

St John's

Mon 4/5

3:00 p.m.-7:25 p.m.

2 stops24h 55m

London Stansted

Mon 18/5

10:00 p.m.-10:55 p.m.

2 stops28h 25m

C$ 1,014

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/12

Showing 1-10 of 50 results
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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 28 November 2025.

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

Currently, June is the cheapest month in which you can book a flight from St. John's to London (average of C$ 599). Flying from St. John's to London in November is currently the most expensive (average of C$ 2,037). 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 YYT to LON?

Find hourly flight availability from St. John's to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 6 December 2025.

When flying from St. John's to London, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 39% versus a flight in the morning.

How much does it cost to fly round-trip from St. John's to London?

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 79% 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$ 1,012.

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 58m.

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 Montreal (YUL) offer the fastest connection on this route, with an average layover time of 2h 21m.

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 6 December 2025.
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
3,193 reviews
Check prices

Crew

7.9

Comfort

7.1

Entertainment

6.1

Food

6.2

Overall

7.2

Boarding

7.4

Reviews

1 / 20
2.0
Mediocre

Anonymous,Nov 2025

YQU - YYC

After first flight cancelled they barely accommodated our flight to get to our destination, after 36 hours of travel and long layovers we arrived but the worst experience ever! I will definitely put claims in of the lost upgrades and lost time and money we had!!!
WestJet
7.2
Good
3,193 reviews
WestJet
7.2
Good
3,193 reviews
Check prices

Crew

7.9

Comfort

7.1

Entertainment

6.1

Food

6.2

Overall

7.2

Boarding

7.4

Reviews

1 / 20
2.0
Mediocre

Anonymous,Nov 2025

YQU - YYC

After first flight cancelled they barely accommodated our flight to get to our destination, after 36 hours of travel and long layovers we arrived but the worst experience ever! I will definitely put claims in of the lost upgrades and lost time and money we had!!!
Air Canada
7.1
Good
10,506 reviews
WestJet
7.2
Good
3,193 reviews
Check prices

Crew

7.9

Comfort

7.1

Entertainment

6.1

Food

6.2

Overall

7.2

Boarding

7.4

Reviews

1 / 20
2.0
Mediocre

Anonymous,Nov 2025

YQU - YYC

After first flight cancelled they barely accommodated our flight to get to our destination, after 36 hours of travel and long layovers we arrived but the worst experience ever! I will definitely put claims in of the lost upgrades and lost time and money we had!!!

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 05m. WestJet provides one of the quickest options available for as low as C$ 751. 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$ 556 on this airline. An additional option worth looking into is Air Canada, starting at C$ 916. You may be able to fly from St. John's to London for 44% 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 Luton 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.

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

    Currently, June is the cheapest month in which you can book a flight from St. John's to London (average of C$ 599). Flying from St. John's to London in November is currently the most expensive (average of C$ 2,037). 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

Travelling to a place near London?

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

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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 Edinburgh flights
St. John's to Luton flights
St. John's to Manchester flights
St. John's to London City 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 6 December 2025.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 557AverageC$ 732FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Air CanadaCheapestC$ 916AverageC$ 1,106FlexibilityNo 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.

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