$408 Cheap Flights from St. John's (YYT) to London (LHR)

View $408 flight on Thu, Jan 15, 2026Opens in a new window

Popular airlines from St. John's Intl. Airport (YYT) to Heathrow Airport (LHR)

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Cheap Flights from St. John's to London (YYT-LHR)

Prices were available within the past 7 days and start at $408 for one-way flights and $759 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Mon, Jan 12 - Mon, Jan 19
YYT
St. John's
LHR
London
$759 Roundtrip, found 5 days ago
$759
Roundtrip
found 5 days ago
Select Air Canada flight, departing Mon, Jan 12 from St. John's to London, returning Mon, Jan 19, priced at $759 found 5 days ago
Air Canada
Mon, Jan 12 - Mon, Jan 19
YYT
St. John's
LHR
London
$762 Roundtrip, found 5 days ago
$762
Roundtrip
found 5 days ago
Select Air Canada flight, departing Mon, Jan 12 from St. John's to London, returning Mon, Jan 19, priced at $762 found 5 days ago
Air Canada
Mon, Jan 12 - Mon, Jan 19
YYT
St. John's
LHR
London
$766 Roundtrip, found 5 days ago
$766
Roundtrip
found 5 days ago
Select Air Canada flight, departing Mon, Jan 12 from St. John's to London, returning Mon, Jan 19, priced at $766 found 5 days ago
Air Canada
Tue, May 19 - Tue, May 26
YYT
St. John's
LHR
London
$768 Roundtrip, found 20 hours ago
$768
Roundtrip
found 20 hours ago
Select Air Canada flight, departing Tue, May 19 from St. John's to London, returning Tue, May 26, priced at $768 found 20 hours ago
Air Canada
Mon, Jan 12 - Mon, Jan 19
YYT
St. John's
LHR
London
$769 Roundtrip, found 5 days ago
$769
Roundtrip
found 5 days ago
Select Air Canada flight, departing Mon, Jan 12 from St. John's to London, returning Mon, Jan 19, priced at $769 found 5 days ago
Air Canada
Tue, May 19 - Tue, May 26
YYT
St. John's
LHR
London
$771 Roundtrip, found 20 hours ago
$771
Roundtrip
found 20 hours ago
Select Air Canada flight, departing Tue, May 19 from St. John's to London, returning Tue, May 26, priced at $771 found 20 hours ago
Delta
Sat, May 16 - Mon, May 25
YYT
St. John's
LHR
London
$939 Roundtrip, found 20 hours ago
$939
Roundtrip
found 20 hours ago
Select Delta flight, departing Sat, May 16 from St. John's to London, returning Mon, May 25, priced at $939 found 20 hours ago
Lufthansa
Mon, Jan 12 - Mon, Jan 19
YYT
St. John's
LHR
London
$1,001 Roundtrip, found 5 days ago
$1,001
Roundtrip
found 5 days ago
Select Lufthansa flight, departing Mon, Jan 12 from St. John's to London, returning Mon, Jan 19, priced at $1,001 found 5 days ago
United
Wed, Mar 11 - Wed, Mar 25
YYT
St. John's
LHR
London
$1,069 Roundtrip, found 10 hours ago
$1,069
Roundtrip
found 10 hours ago
Select United flight, departing Wed, Mar 11 from St. John's to London, returning Wed, Mar 25, priced at $1,069 found 10 hours ago
KLM
Sat, May 16 - Wed, May 27
YYT
St. John's
LHR
London
$1,073 Roundtrip, found 20 hours ago
$1,073
Roundtrip
found 20 hours ago
Select KLM flight, departing Sat, May 16 from St. John's to London, returning Wed, May 27, priced at $1,073 found 20 hours ago

Find the cheapest month to fly from St. John's (YYT) to London (LHR)

November is typically the cheapest month to fly

From $653 - $1,439 per traveler.

Alternative airports near London

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Heathrow LHR. Cheapest option available. Average driving time to city center is 28 minutes. Flights from $1,243
LHR
Heathrow
Cheapest
Average driving time to city center28 min
Flights from $1,243
Flights from St. John's (YYT) to London (LHR)
Origin airport
St. John's Intl.
Destination airport
Heathrow
Airlines serving
Air Canada, Lufthansa, TAP Portugal
Roundtrip price
$758
Distance
2309 mi

St. John's to London Flights

The cheapest times to fly from St. John's to London

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from St. John's to London are during the month of January. You can find some of the cheapest flights from St. John's to London with Expedia's search tool and vast selection of airlines.

 

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

Sunday is one of the best days to book for cheap flights from St. John's to London: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from St. John's to London

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from St. John's to London in 2026. You can also book with separate airlines for your outbound and return journeys, from $408 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap St. John's to London flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your St. John's to London airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from St. John's Intl. Airport (YYT) to Heathrow Airport (LHR) cost?
Lock in a cheap one-way flight from $408 or cheap return flight from $759 from St. John's Intl. Airport (YYT) to Heathrow Airport (LHR) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from St. John's Intl. Airport (YYT) to Heathrow Airport (LHR)?
The cheapest month to fly from YYT to LHR is January, when there's less demand. Off-peak season is generally when better flight deals are available between these airports.
What is the cheapest airline that flies from St. John's Intl. Airport (YYT) to Heathrow Airport (LHR)?
Expedia's filter tool lets you easily compare airlines, flight times and baggage options all in one place. Choose your preferences, then sort by "Price (lowest to highest)" to see which carrier offers the cheapest YYT to LHR flight.
How many flights per day from St. John's Intl. Airport (YYT) to Heathrow Airport (LHR)?
You'll have to book a flight with a layover when traveling from St. John's Intl. Airport (YYT) to Heathrow Airport (LHR). Direct flights don't operate daily on this route. However, simply filter your search to include one or two stops to find an option that works for you.
What day of the week has the most flights from YYT to LHR?
Friday is typically the busiest day for flights, while Tuesday tends to be the quietest.* Keep in mind that flight schedules can vary based on various factors, including the time of year and carrier.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from St. John's Intl. Airport (YYT) to Heathrow Airport (LHR)?
To avoid potential delays on the St. John's Intl. Airport (YYT) to Heathrow Airport (LHR) route, fly before 3 PM. Flights after this time are 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from St. John's Intl. Airport (YYT) to Heathrow Airport (LHR) last-minute?
Waiting until right before your break to book a flight from YYT to LHR often results in higher prices. While you might find some last-minute deals, they're not always guaranteed. Be flexible with your travel plans for the best chance of snagging a bargain.
Is it cheaper to book a YYT to LHR flight and hotel package?
You can save money by securing a YYT to LHR flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one place. After choosing your preferred flights and accommodations, consider other add-ons like tours, activities and car rentals.
Can I cancel or change the date of my flight from St. John's Intl. Airport (YYT) to Heathrow Airport (LHR)?
If you booked your YYT to LHR flight within the last 24 hours, you may be able to cancel or modify it without any fees. Depending on the airline and the type of fare you have, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal for more information.

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*Available to One Key members.