Flights tailored to your budget
- Flights from Saint John to London
How much is a flight from Saint John to London Heathrow?
There’s no fixed price — fares between Saint John and London can vary a lot by day or time.
Pick a travel date to see today’s available fares.
Flying during the week can be more affordable, as weekend flights tend to be pricier. Also consider demand and availability: the last remaining seats often come at higher fares!
Best airport options between Saint John and London
If you're open to flying into or out of more than one airport, you’ll have more routes to compare.
- Airports in Saint John: Saint John is the only operating airport.
- Airports in London: In London, 6 airports are available - City Airport, Gatwick, Heathrow, Luton, Southend, Stansted.
Some airports offer extras like lounges, fast track, or self check-in — good to keep in mind. Comparing airports by services offered helps you balance cost and comfort.
Filter and compare flights from Saint John to London Heathrow
Jetcost helps you manage complex searches with simple filters. Sort by airline, duration, number of stops, or even time windows for outbound and return flights.
Other popular destinations
Want more ideas for your trip to United Kingdom? Check these: Edinburgh, Glasgow, London, Manchester, Newquay.
Advanced filters help you skip long layovers or inconvenient times. The “airlines” filter is handy if you want to collect miles or prefer a certain onboard experience.
Frequently asked questions about flights from Saint John to London Heathrow.
How much does an airline ticket from Saint John to London Heathrow cost?
How far is Saint John from London?
What are the airports in London?
What are the airports in Saint John?
What are the most popular cities in United Kingdom?
When should I book a flight from Saint John to London?
What is the cheapest month to fly from Saint John to London?
What is the most expensive month to fly from Saint John to London?
What is the best day of the week to fly from Saint John to London?
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