Find flights
When to book
Airlines
FAQs

Cheap flights from London, ON to St. John's from C$ 397

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 18/9. Fares are subject to change and may not be available on all flights or dates of travel.
YXU — YYT
31 Aug — 7 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from London to St. John's

Enter your travel dates to find the best prices.

Cheapest flights from London to St. John's
Explore the most affordable flight options available from London to St. John's. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 1 August 2026.

Sun 30/82:40 p.m.
YXU
-
YYT
2 stops14h 35m
WestJet
Thu 3/95:00 p.m.
YYT
-
YXU
1 stop22h 20m
WestJet
Deal found 27/7C$ 660
Tue 25/82:40 p.m.
YXU
-
YYT
2 stops14h 35m
WestJet
Fri 4/93:00 p.m.
YYT
-
YXU
2 stops48h 20m
WestJet
Deal found 28/7C$ 722
Fri 21/82:40 p.m.
YXU
-
YYT
2 stops14h 35m
WestJet
Thu 27/85:00 p.m.
YYT
-
YXU
1 stop22h 20m
WestJet
Deal found 28/7C$ 771
Tue 11/82:40 p.m.
YXU
-
YYT
2 stops14h 35m
WestJet
Thu 20/85:00 p.m.
YYT
-
YXU
1 stop22h 20m
WestJet
Deal found 28/7C$ 799
Sun 23/82:40 p.m.
YXU
-
YYT
2 stops14h 35m
WestJet
Mon 24/89:20 a.m.
YYT
-
YXU
2 stops30h 00m
WestJet
Deal found 28/7C$ 808
Thu 20/88:40 p.m.
YXU
-
YYT
2 stops34h 15m
WestJet
Thu 27/87:35 a.m.
YYT
-
YXU
2 stops31h 45m
WestJet
Deal found 30/7C$ 834
Tue 25/82:40 p.m.
YXU
-
YYT
2 stops14h 35m
Multiple Airlines
Fri 4/97:00 p.m.
YYT
-
YXU
3 stops44h 20m
Multiple Airlines
Deal found 28/7C$ 840

Find flight deals from London to St. John's

Discover tips and strategies to find the most affordable flight options for your journey from London (YXU) 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 August 2026.

Round-trip from

C$ 660

One-way from

C$ 397

Popular in

May

Cheapest in

January

Average price

C$ 1,186
WestJet
  • WestJet
  • 30/8-3/9
  • 3 total stops
  • 36h 55m total
  • London to St. John's
Search Deals
WestJet
  • WestJet
  • 18/9
  • 2 total stops
  • 27h 30m total
  • London to St. John's
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (C$ 216 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 38 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from London 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 629,999 searches. Data last updated 1 August 2026.
Use the filters below to find and compare flights from London to St. John's that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LondonSt. John's

YXU - YYT

YXUYYT

London

Sun 30/8

2:40 p.m.-6:45 a.m.

2 stops14h 35m

St John's

Thu 3/9

5:00 p.m.-1:50 p.m.

1 stop22h 20m

C$ 660

LondonSt. John's

YXU - YYT

YXUYYT

London

Tue 25/8

2:40 p.m.-6:45 a.m.

2 stops14h 35m

St John's

Fri 4/9

3:00 p.m.-1:50 p.m.

2 stops48h 20m

C$ 722

LondonSt. John's

YXU - YYT

YXUYYT

London

Thu 20/8

8:40 p.m.-8:25 a.m.

2 stops34h 15m

St John's

Thu 27/8

7:35 a.m.-1:50 p.m.

2 stops31h 45m

C$ 834

LondonSt. John's

YXU - YYT

YXUYYT

London

Thu 10/9

6:10 a.m.-10:55 p.m.

2 stops15h 15m

St John's

Thu 17/9

3:00 p.m.-5:20 a.m.

2 stops15h 50m

C$ 900
Quickest round-trip

LondonSt. John's

YXU - YYT

YXUYYT

London

Tue 11/8

2:40 p.m.-6:45 a.m.

2 stops14h 35m

St John's

Thu 20/8

5:00 p.m.-5:20 a.m.

2 stops13h 50m

C$ 944

LondonSt. John's

YXU - YYT

YXUYYT

London

Fri 14/8

2:40 p.m.-6:45 a.m.

2 stops38h 35m

St John's

Fri 21/8

3:00 p.m.-5:20 a.m.

2 stops39h 50m

C$ 945
Cheapest one-way

LondonSt. John's

YXU - YYT

YXUYYT

London

Fri 18/9

5:55 p.m.-10:55 p.m.

2 stops27h 30m

C$ 397
Quickest one-way

LondonSt. John's

YXU - YYT

YXUYYT

London

Sun 16/8

2:40 p.m.-6:35 p.m.

2 stops26h 25m

C$ 437

LondonSt. John's

YXU - YYT

YXUYYT

London

Fri 14/8

2:40 p.m.-10:55 p.m.

2 stops30h 45m

C$ 530

LondonSt. John's

YXU - YYT

YXUYYT

London

Thu 13/8

8:40 p.m.-6:45 a.m.

1 stop32h 35m

C$ 573

Flights are sorted by cheapest round-trip flights first.

Deals found on 27/7

Sorted by cheapest first

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

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

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

Airfare is below average for this route at the moment.

London, Ontario to St. John's flights typically cost between C$ 872 and C$ 1,462 in August.
The cheapest round-trip price found within the last 5 days was C$ 660 on WestJet (30 Aug-3 Sep).

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 August 2026.
Read through reviews of airlines operating flights from London to St. John's, such as Air Canada. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Air Canada
7.1
Good
11,415 reviews
Check prices

Comfort

7.1

Entertainment

6.8

Boarding

7.3

Crew

7.8

Food

6.3

Overall

7.1

Reviews

1 / 20
2.0
Mediocre

Lori,May 2026

YYZ - YFC

Didn't land, sent back to Toronto. No food, no accommodation, no help at all!!
Air Canada
7.1
Good
11,415 reviews
Air Canada
7.1
Good
11,415 reviews
Check prices

Comfort

7.1

Entertainment

6.8

Boarding

7.3

Crew

7.8

Food

6.3

Overall

7.1

Reviews

1 / 20
2.0
Mediocre

Lori,May 2026

YYZ - YFC

Didn't land, sent back to Toronto. No food, no accommodation, no help at all!!

Related info for your journey

Find useful and relevant information for your journey from London 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.

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

    WestJet can get you from London, Ontario to St. John's in just under 14h 35m. Your travel time can differ by up to . There are 2263 km between London, Ontario and St. John's.

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

    Flying on Air Canada is currently your cheapest option to St. John's, with prices starting at C$ 628. You may be able to fly from London, Ontario to St. John's for 35% less than the average price by searching for this airline.

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

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

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

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

    Yes. Cheapflights offers flight deals from London 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.

See more FAQs

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.

Top airline flying from London to St. John's

Discover the top airline that operate flights from London 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 629,999 searches. Data last updated 1 August 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 628AverageC$ 1,028FlexibilityNo 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 London to St. John's?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to St. John's from London today with Cheapflights!

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

Millions of users choose and trust Cheapflights to book the best flight deals from London to St. John's 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 London to St. John's with no change fees?

Certainly. Search results for flights to St. John's from London 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 London to St. John's become cheaper?

Of course! You can now track prices for flights from London to St. John's and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price 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.